/kernel/trunk/arch/sparc64/include/mm/tlb.h |
---|
0,0 → 1,413 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_TLB_H__ |
#define __sparc64_TLB_H__ |
#include <arch/mm/tte.h> |
#include <arch/mm/mmu.h> |
#include <arch/mm/page.h> |
#include <arch/asm.h> |
#include <arch/barrier.h> |
#include <arch/types.h> |
#include <typedefs.h> |
#define ITLB_ENTRY_COUNT 64 |
#define DTLB_ENTRY_COUNT 64 |
/** Page sizes. */ |
#define PAGESIZE_8K 0 |
#define PAGESIZE_64K 1 |
#define PAGESIZE_512K 2 |
#define PAGESIZE_4M 3 |
/** Bit width of the TLB-locked portion of kernel address space. */ |
#define KERNEL_PAGE_WIDTH 22 /* 4M */ |
union tlb_context_reg { |
__u64 v; |
struct { |
unsigned long : 51; |
unsigned context : 13; /**< Context/ASID. */ |
} __attribute__ ((packed)); |
}; |
typedef union tlb_context_reg tlb_context_reg_t; |
/** I-/D-TLB Data In/Access Register type. */ |
typedef tte_data_t tlb_data_t; |
/** I-/D-TLB Data Access Address in Alternate Space. */ |
union tlb_data_access_addr { |
__u64 value; |
struct { |
__u64 : 55; |
unsigned tlb_entry : 6; |
unsigned : 3; |
} __attribute__ ((packed)); |
}; |
typedef union tlb_data_access_addr tlb_data_access_addr_t; |
typedef union tlb_data_access_addr tlb_tag_read_addr_t; |
/** I-/D-TLB Tag Read Register. */ |
union tlb_tag_read_reg { |
__u64 value; |
struct { |
__u64 vpn : 51; /**< Virtual Address bits 63:13. */ |
unsigned context : 13; /**< Context identifier. */ |
} __attribute__ ((packed)); |
}; |
typedef union tlb_tag_read_reg tlb_tag_read_reg_t; |
typedef union tlb_tag_read_reg tlb_tag_access_reg_t; |
/** TLB Demap Operation types. */ |
#define TLB_DEMAP_PAGE 0 |
#define TLB_DEMAP_CONTEXT 1 |
/** TLB Demap Operation Context register encodings. */ |
#define TLB_DEMAP_PRIMARY 0 |
#define TLB_DEMAP_SECONDARY 1 |
#define TLB_DEMAP_NUCLEUS 2 |
/** TLB Demap Operation Address. */ |
union tlb_demap_addr { |
__u64 value; |
struct { |
__u64 vpn: 51; /**< Virtual Address bits 63:13. */ |
unsigned : 6; /**< Ignored. */ |
unsigned type : 1; /**< The type of demap operation. */ |
unsigned context : 2; /**< Context register selection. */ |
unsigned : 4; /**< Zero. */ |
} __attribute__ ((packed)); |
}; |
typedef union tlb_demap_addr tlb_demap_addr_t; |
/** TLB Synchronous Fault Status Register. */ |
union tlb_sfsr_reg { |
__u64 value; |
struct { |
unsigned long : 39; /**< Implementation dependent. */ |
unsigned nf : 1; /**< Nonfaulting load. */ |
unsigned asi : 8; /**< ASI. */ |
unsigned tm : 1; /**< TLB miss. */ |
unsigned : 1; |
unsigned ft : 7; /**< Fault type. */ |
unsigned e : 1; /**< Side-effect bit. */ |
unsigned ct : 2; /**< Context Register selection. */ |
unsigned pr : 1; /**< Privilege bit. */ |
unsigned w : 1; /**< Write bit. */ |
unsigned ow : 1; /**< Overwrite bit. */ |
unsigned fv : 1; /**< Fault Valid bit. */ |
} __attribute__ ((packed)); |
}; |
typedef union tlb_sfsr_reg tlb_sfsr_reg_t; |
/** Read MMU Primary Context Register. |
* |
* @return Current value of Primary Context Register. |
*/ |
static inline __u64 mmu_primary_context_read(void) |
{ |
return asi_u64_read(ASI_DMMU, VA_PRIMARY_CONTEXT_REG); |
} |
/** Write MMU Primary Context Register. |
* |
* @param v New value of Primary Context Register. |
*/ |
static inline void mmu_primary_context_write(__u64 v) |
{ |
asi_u64_write(ASI_DMMU, VA_PRIMARY_CONTEXT_REG, v); |
flush(); |
} |
/** Read MMU Secondary Context Register. |
* |
* @return Current value of Secondary Context Register. |
*/ |
static inline __u64 mmu_secondary_context_read(void) |
{ |
return asi_u64_read(ASI_DMMU, VA_SECONDARY_CONTEXT_REG); |
} |
/** Write MMU Primary Context Register. |
* |
* @param v New value of Primary Context Register. |
*/ |
static inline void mmu_secondary_context_write(__u64 v) |
{ |
asi_u64_write(ASI_DMMU, VA_PRIMARY_CONTEXT_REG, v); |
flush(); |
} |
/** Read IMMU TLB Data Access Register. |
* |
* @param entry TLB Entry index. |
* |
* @return Current value of specified IMMU TLB Data Access Register. |
*/ |
static inline __u64 itlb_data_access_read(index_t entry) |
{ |
tlb_data_access_addr_t reg; |
reg.value = 0; |
reg.tlb_entry = entry; |
return asi_u64_read(ASI_ITLB_DATA_ACCESS_REG, reg.value); |
} |
/** Write IMMU TLB Data Access Register. |
* |
* @param entry TLB Entry index. |
* @param value Value to be written. |
*/ |
static inline void itlb_data_access_write(index_t entry, __u64 value) |
{ |
tlb_data_access_addr_t reg; |
reg.value = 0; |
reg.tlb_entry = entry; |
asi_u64_write(ASI_ITLB_DATA_ACCESS_REG, reg.value, value); |
flush(); |
} |
/** Read DMMU TLB Data Access Register. |
* |
* @param entry TLB Entry index. |
* |
* @return Current value of specified DMMU TLB Data Access Register. |
*/ |
static inline __u64 dtlb_data_access_read(index_t entry) |
{ |
tlb_data_access_addr_t reg; |
reg.value = 0; |
reg.tlb_entry = entry; |
return asi_u64_read(ASI_DTLB_DATA_ACCESS_REG, reg.value); |
} |
/** Write DMMU TLB Data Access Register. |
* |
* @param entry TLB Entry index. |
* @param value Value to be written. |
*/ |
static inline void dtlb_data_access_write(index_t entry, __u64 value) |
{ |
tlb_data_access_addr_t reg; |
reg.value = 0; |
reg.tlb_entry = entry; |
asi_u64_write(ASI_DTLB_DATA_ACCESS_REG, reg.value, value); |
flush(); |
} |
/** Read IMMU TLB Tag Read Register. |
* |
* @param entry TLB Entry index. |
* |
* @return Current value of specified IMMU TLB Tag Read Register. |
*/ |
static inline __u64 itlb_tag_read_read(index_t entry) |
{ |
tlb_tag_read_addr_t tag; |
tag.value = 0; |
tag.tlb_entry = entry; |
return asi_u64_read(ASI_ITLB_TAG_READ_REG, tag.value); |
} |
/** Read DMMU TLB Tag Read Register. |
* |
* @param entry TLB Entry index. |
* |
* @return Current value of specified DMMU TLB Tag Read Register. |
*/ |
static inline __u64 dtlb_tag_read_read(index_t entry) |
{ |
tlb_tag_read_addr_t tag; |
tag.value = 0; |
tag.tlb_entry = entry; |
return asi_u64_read(ASI_DTLB_TAG_READ_REG, tag.value); |
} |
/** Write IMMU TLB Tag Access Register. |
* |
* @param v Value to be written. |
*/ |
static inline void itlb_tag_access_write(__u64 v) |
{ |
asi_u64_write(ASI_IMMU, VA_IMMU_TAG_ACCESS, v); |
flush(); |
} |
/** Read IMMU TLB Tag Access Register. |
* |
* @return Current value of IMMU TLB Tag Access Register. |
*/ |
static inline __u64 itlb_tag_access_read(void) |
{ |
return asi_u64_read(ASI_IMMU, VA_IMMU_TAG_ACCESS); |
} |
/** Write DMMU TLB Tag Access Register. |
* |
* @param v Value to be written. |
*/ |
static inline void dtlb_tag_access_write(__u64 v) |
{ |
asi_u64_write(ASI_DMMU, VA_DMMU_TAG_ACCESS, v); |
flush(); |
} |
/** Read DMMU TLB Tag Access Register. |
* |
* @return Current value of DMMU TLB Tag Access Register. |
*/ |
static inline __u64 dtlb_tag_access_read(void) |
{ |
return asi_u64_read(ASI_DMMU, VA_DMMU_TAG_ACCESS); |
} |
/** Write IMMU TLB Data in Register. |
* |
* @param v Value to be written. |
*/ |
static inline void itlb_data_in_write(__u64 v) |
{ |
asi_u64_write(ASI_ITLB_DATA_IN_REG, 0, v); |
flush(); |
} |
/** Write DMMU TLB Data in Register. |
* |
* @param v Value to be written. |
*/ |
static inline void dtlb_data_in_write(__u64 v) |
{ |
asi_u64_write(ASI_DTLB_DATA_IN_REG, 0, v); |
flush(); |
} |
/** Read ITLB Synchronous Fault Status Register. |
* |
* @return Current content of I-SFSR register. |
*/ |
static inline __u64 itlb_sfsr_read(void) |
{ |
return asi_u64_read(ASI_IMMU, VA_IMMU_SFSR); |
} |
/** Write ITLB Synchronous Fault Status Register. |
* |
* @param v New value of I-SFSR register. |
*/ |
static inline void itlb_sfsr_write(__u64 v) |
{ |
asi_u64_write(ASI_IMMU, VA_IMMU_SFSR, v); |
flush(); |
} |
/** Read DTLB Synchronous Fault Status Register. |
* |
* @return Current content of D-SFSR register. |
*/ |
static inline __u64 dtlb_sfsr_read(void) |
{ |
return asi_u64_read(ASI_DMMU, VA_DMMU_SFSR); |
} |
/** Write DTLB Synchronous Fault Status Register. |
* |
* @param v New value of D-SFSR register. |
*/ |
static inline void dtlb_sfsr_write(__u64 v) |
{ |
asi_u64_write(ASI_DMMU, VA_DMMU_SFSR, v); |
flush(); |
} |
/** Read DTLB Synchronous Fault Address Register. |
* |
* @return Current content of D-SFAR register. |
*/ |
static inline __u64 dtlb_sfar_read(void) |
{ |
return asi_u64_read(ASI_DMMU, VA_DMMU_SFAR); |
} |
/** Perform IMMU TLB Demap Operation. |
* |
* @param type Selects between context and page demap. |
* @param context_encoding Specifies which Context register has Context ID for demap. |
* @param page Address which is on the page to be demapped. |
*/ |
static inline void itlb_demap(int type, int context_encoding, __address page) |
{ |
tlb_demap_addr_t da; |
page_address_t pg; |
da.value = 0; |
pg.address = page; |
da.type = type; |
da.context = context_encoding; |
da.vpn = pg.vpn; |
asi_u64_write(ASI_IMMU_DEMAP, da.value, 0); |
flush(); |
} |
/** Perform DMMU TLB Demap Operation. |
* |
* @param type Selects between context and page demap. |
* @param context_encoding Specifies which Context register has Context ID for demap. |
* @param page Address which is on the page to be demapped. |
*/ |
static inline void dtlb_demap(int type, int context_encoding, __address page) |
{ |
tlb_demap_addr_t da; |
page_address_t pg; |
da.value = 0; |
pg.address = page; |
da.type = type; |
da.context = context_encoding; |
da.vpn = pg.vpn; |
asi_u64_write(ASI_DMMU_DEMAP, da.value, 0); |
flush(); |
} |
extern void fast_instruction_access_mmu_miss(void); |
extern void fast_data_access_mmu_miss(void); |
extern void fast_data_access_protection(void); |
extern void dtlb_insert_mapping(__address page, __address frame, int pagesize, bool locked, bool cacheable); |
#endif |
/kernel/trunk/arch/sparc64/include/mm/memory_init.h |
---|
0,0 → 1,36 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_MEMORY_INIT_H__ |
#define __sparc64_MEMORY_INIT_H__ |
#include <typedefs.h> |
extern size_t get_memory_size(void); |
#endif |
/kernel/trunk/arch/sparc64/include/mm/page.h |
---|
0,0 → 1,56 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_PAGE_H__ |
#define __sparc64_PAGE_H__ |
#include <mm/page.h> |
#include <arch/mm/frame.h> |
#include <arch/types.h> |
#define PAGE_WIDTH FRAME_WIDTH |
#define PAGE_SIZE FRAME_SIZE |
#define KA2PA(x) ((__address) (x)) |
#define PA2KA(x) ((__address) (x)) |
#define SET_PTL0_ADDRESS_ARCH(x) /**< To be removed as situation permits. */ |
union page_address { |
__address address; |
struct { |
__u64 vpn : 51; /**< Virtual Page Number. */ |
unsigned offset : 13; /**< Offset. */ |
} __attribute__ ((packed)); |
}; |
typedef union page_address page_address_t; |
extern void page_arch_init(void); |
#endif |
/kernel/trunk/arch/sparc64/include/mm/frame.h |
---|
0,0 → 1,50 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_FRAME_H__ |
#define __sparc64_FRAME_H__ |
#include <arch/types.h> |
#define FRAME_WIDTH 13 /* 8K */ |
#define FRAME_SIZE (1<<FRAME_WIDTH) |
union frame_address { |
__address address; |
struct { |
unsigned : 23; |
__u64 pfn : 28; /**< Physical Frame Number. */ |
unsigned offset : 13; /**< Offset. */ |
} __attribute__ ((packed)); |
}; |
typedef union frame_address frame_address_t; |
extern void frame_arch_init(void); |
#endif |
/kernel/trunk/arch/sparc64/include/mm/mmu.h |
---|
0,0 → 1,127 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_MMU_H__ |
#define __sparc64_MMU_H__ |
#include <arch/asm.h> |
#include <arch/barrier.h> |
#include <arch/types.h> |
#include <typedefs.h> |
/** LSU Control Register ASI. */ |
#define ASI_LSU_CONTROL_REG 0x45 /**< Load/Store Unit Control Register. */ |
/** I-MMU ASIs. */ |
#define ASI_IMMU 0x50 |
#define ASI_IMMU_TSB_8KB_PTR_REG 0x51 |
#define ASI_IMMU_TSB_64KB_PTR_REG 0x52 |
#define ASI_ITLB_DATA_IN_REG 0x54 |
#define ASI_ITLB_DATA_ACCESS_REG 0x55 |
#define ASI_ITLB_TAG_READ_REG 0x56 |
#define ASI_IMMU_DEMAP 0x57 |
/** Virtual Addresses within ASI_IMMU. */ |
#define VA_IMMU_TAG_TARGET 0x0 /**< IMMU tag target register. */ |
#define VA_IMMU_SFSR 0x18 /**< IMMU sync fault status register. */ |
#define VA_IMMU_TSB_BASE 0x28 /**< IMMU TSB base register. */ |
#define VA_IMMU_TAG_ACCESS 0x30 /**< IMMU TLB tag access register. */ |
/** D-MMU ASIs. */ |
#define ASI_DMMU 0x58 |
#define ASI_DMMU_TSB_8KB_PTR_REG 0x59 |
#define ASI_DMMU_TSB_64KB_PTR_REG 0x5a |
#define ASI_DMMU_TSB_DIRECT_PTR_REG 0x5b |
#define ASI_DTLB_DATA_IN_REG 0x5c |
#define ASI_DTLB_DATA_ACCESS_REG 0x5d |
#define ASI_DTLB_TAG_READ_REG 0x5e |
#define ASI_DMMU_DEMAP 0x5f |
/** Virtual Addresses within ASI_DMMU. */ |
#define VA_DMMU_TAG_TARGET 0x0 /**< DMMU tag target register. */ |
#define VA_PRIMARY_CONTEXT_REG 0x8 /**< DMMU primary context register. */ |
#define VA_SECONDARY_CONTEXT_REG 0x10 /**< DMMU secondary context register. */ |
#define VA_DMMU_SFSR 0x18 /**< DMMU sync fault status register. */ |
#define VA_DMMU_SFAR 0x20 /**< DMMU sync fault address register. */ |
#define VA_DMMU_TSB_BASE 0x28 /**< DMMU TSB base register. */ |
#define VA_DMMU_TAG_ACCESS 0x30 /**< DMMU TLB tag access register. */ |
#define VA_DMMU_VA_WATCHPOINT_REG 0x38 /**< DMMU VA data watchpoint register. */ |
#define VA_DMMU_PA_WATCHPOINT_REG 0x40 /**< DMMU PA data watchpoint register. */ |
/** LSU Control Register. */ |
union lsu_cr_reg { |
__u64 value; |
struct { |
unsigned : 23; |
unsigned pm : 8; |
unsigned vm : 8; |
unsigned pr : 1; |
unsigned pw : 1; |
unsigned vr : 1; |
unsigned vw : 1; |
unsigned : 1; |
unsigned fm : 16; |
unsigned dm : 1; /**< D-MMU enable. */ |
unsigned im : 1; /**< I-MMU enable. */ |
unsigned dc : 1; /**< D-Cache enable. */ |
unsigned ic : 1; /**< I-Cache enable. */ |
} __attribute__ ((packed)); |
}; |
typedef union lsu_cr_reg lsu_cr_reg_t; |
#define immu_enable() immu_set(true) |
#define immu_disable() immu_set(false) |
#define dmmu_enable() dmmu_set(true) |
#define dmmu_disable() dmmu_set(false) |
/** Disable or Enable IMMU. */ |
static inline void immu_set(bool enable) |
{ |
lsu_cr_reg_t cr; |
cr.value = asi_u64_read(ASI_LSU_CONTROL_REG, 0); |
cr.im = enable; |
asi_u64_write(ASI_LSU_CONTROL_REG, 0, cr.value); |
membar(); |
} |
/** Disable or Enable DMMU. */ |
static inline void dmmu_set(bool enable) |
{ |
lsu_cr_reg_t cr; |
cr.value = asi_u64_read(ASI_LSU_CONTROL_REG, 0); |
cr.dm = enable; |
asi_u64_write(ASI_LSU_CONTROL_REG, 0, cr.value); |
membar(); |
} |
#endif |
/kernel/trunk/arch/sparc64/include/mm/as.h |
---|
0,0 → 1,47 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_AS_H__ |
#define __sparc64_AS_H__ |
#include <arch/types.h> |
#define KERNEL_ADDRESS_SPACE_START_ARCH (__address) 0x0000000000000000 |
#define KERNEL_ADDRESS_SPACE_END_ARCH (__address) 0xffffffffffffffff |
#define USER_ADDRESS_SPACE_START_ARCH (__address) 0x0000000000000000 |
#define USER_ADDRESS_SPACE_END_ARCH (__address) 0xffffffffffffffff |
#define UTEXT_ADDRESS_ARCH (0x0000000000000000+PAGE_SIZE) |
#define USTACK_ADDRESS_ARCH (0x7fffffffffffffff-(PAGE_SIZE-1)) |
#define UDATA_ADDRESS_ARCH 0x8000000000000000 |
#define as_install_arch(as) |
extern void as_arch_init(void); |
#endif |
/kernel/trunk/arch/sparc64/include/mm/asid.h |
---|
0,0 → 1,41 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_ASID_H__ |
#define __sparc64_ASID_H__ |
#include <arch/types.h> |
/* |
* On SPARC, Context means the same thing as ASID trough out the kernel. |
*/ |
typedef __u16 asid_t; |
#define ASID_MAX_ARCH 8191 /* 2^13 - 1 */ |
#endif |
/kernel/trunk/arch/sparc64/include/mm/tte.h |
---|
0,0 → 1,72 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_TTE_H__ |
#define __sparc64_TTE_H__ |
#include <arch/types.h> |
/** Translation Table Entry - Tag. */ |
union tte_tag { |
__u64 value; |
struct { |
unsigned g : 1; /**< Global. */ |
unsigned : 2; /**< Reserved. */ |
unsigned context : 13; /**< Context identifier. */ |
unsigned : 6; /**< Reserved. */ |
__u64 va_tag : 42; /**< Virtual Address Tag, bits 63:22. */ |
} __attribute__ ((packed)); |
}; |
typedef union tte_tag tte_tag_t; |
/** Translation Table Entry - Data. */ |
union tte_data { |
__u64 value; |
struct { |
unsigned v : 1; /**< Valid. */ |
unsigned size : 2; /**< Page size of this entry. */ |
unsigned nfo : 1; /**< No-Fault-Only. */ |
unsigned ie : 1; /**< Invert Endianness. */ |
unsigned soft2 : 9; /**< Software defined field. */ |
unsigned diag : 9; /**< Diagnostic data. */ |
unsigned pfn : 28; /**< Physical Address bits, bits 40:13. */ |
unsigned soft : 6; /**< Software defined field. */ |
unsigned l : 1; /**< Lock. */ |
unsigned cp : 1; /**< Cacheable in physically indexed cache. */ |
unsigned cv : 1; /**< Cacheable in virtually indexed cache. */ |
unsigned e : 1; /**< Side-effect. */ |
unsigned p : 1; /**< Privileged. */ |
unsigned w : 1; /**< Writable. */ |
unsigned g : 1; /**< Global. */ |
} __attribute__ ((packed)); |
}; |
typedef union tte_data tte_data_t; |
#endif |
/kernel/trunk/arch/sparc64/include/trap/exception.h |
---|
0,0 → 1,44 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_EXCEPTION_H__ |
#define __sparc64_EXCEPTION_H__ |
#define TT_INSTRUCTION_ACCESS_EXCEPTION 0x08 |
#define TT_ILLEGAL_INSTRUCTION 0x10 |
#define TT_DATA_ACCESS_ERROR 0x32 |
#define TT_MEM_ADDRESS_NOT_ALIGNED 0x34 |
#ifndef __ASM__ |
extern void do_instruction_access_exc(void); |
extern void do_mem_address_not_aligned(void); |
extern void do_data_access_error(void); |
extern void do_illegal_instruction(void); |
#endif /* !__ASM__ */ |
#endif |
/kernel/trunk/arch/sparc64/include/trap/mmu.h |
---|
0,0 → 1,70 |
/* |
* Copyright (C) 2006 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
/** |
* This file contains fast MMU trap handlers. |
*/ |
#ifndef __sparc64_MMU_TRAP_H__ |
#define __sparc64_MMU_TRAP_H__ |
#include <arch/stack.h> |
#define TT_FAST_INSTRUCTION_ACCESS_MMU_MISS 0x64 |
#define TT_FAST_DATA_ACCESS_MMU_MISS 0x68 |
#define TT_FAST_DATA_ACCESS_PROTECTION 0x6c |
#define FAST_MMU_HANDLER_SIZE 128 |
#ifdef __ASM__ |
.macro FAST_INSTRUCTION_ACCESS_MMU_MISS_HANDLER |
save %sp, -STACK_WINDOW_SAVE_AREA_SIZE, %sp |
call fast_instruction_access_mmu_miss |
nop |
restore |
retry |
.endm |
.macro FAST_DATA_ACCESS_MMU_MISS_HANDLER |
save %sp, -STACK_WINDOW_SAVE_AREA_SIZE, %sp |
call fast_data_access_mmu_miss |
nop |
restore |
retry |
.endm |
.macro FAST_DATA_ACCESS_PROTECTION_HANDLER |
save %sp, -STACK_WINDOW_SAVE_AREA_SIZE, %sp |
call fast_data_access_protection |
nop |
restore |
retry |
.endm |
#endif /* __ASM__ */ |
#endif |
/kernel/trunk/arch/sparc64/include/trap/trap.h |
---|
0,0 → 1,44 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_TRAP_H__ |
#define __sparc64_TRAP_H__ |
#include <arch/trap/trap_table.h> |
#include <arch/asm.h> |
/** Switch to in-kernel trap table. */ |
static inline void trap_switch_trap_table(void) |
{ |
/* Point TBA to kernel copy of OFW's trap table. */ |
tba_write((__u64) trap_table); |
} |
extern void trap_init(void); |
#endif |
/kernel/trunk/arch/sparc64/include/trap/interrupt.h |
---|
0,0 → 1,73 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
/** |
* This file contains interrupt vector trap handler. |
*/ |
#ifndef __sparc64_TRAP_INTERRUPT_H__ |
#define __sparc64_TRAP_INTERRUPT_H__ |
#include <arch/trap/trap_table.h> |
#include <arch/stack.h> |
#define TT_INTERRUPT_LEVEL_1 0x41 |
#define TT_INTERRUPT_LEVEL_2 0x42 |
#define TT_INTERRUPT_LEVEL_3 0x43 |
#define TT_INTERRUPT_LEVEL_4 0x44 |
#define TT_INTERRUPT_LEVEL_5 0x45 |
#define TT_INTERRUPT_LEVEL_6 0x46 |
#define TT_INTERRUPT_LEVEL_7 0x47 |
#define TT_INTERRUPT_LEVEL_8 0x48 |
#define TT_INTERRUPT_LEVEL_9 0x49 |
#define TT_INTERRUPT_LEVEL_10 0x4a |
#define TT_INTERRUPT_LEVEL_11 0x4b |
#define TT_INTERRUPT_LEVEL_12 0x4c |
#define TT_INTERRUPT_LEVEL_13 0x4d |
#define TT_INTERRUPT_LEVEL_14 0x4e |
#define TT_INTERRUPT_LEVEL_15 0x4f |
#define TT_INTERRUPT_VECTOR_TRAP 0x60 |
#define INTERRUPT_LEVEL_N_HANDLER_SIZE TRAP_TABLE_ENTRY_SIZE |
#define INTERRUPT_VECTOR_TRAP_HANDLER_SIZE TRAP_TABLE_ENTRY_SIZE |
#ifdef __ASM__ |
.macro INTERRUPT_LEVEL_N_HANDLER n |
save %sp, -PREEMPTIBLE_HANDLER_STACK_FRAME_SIZE, %sp |
mov \n - 1, %o0 |
mov %fp, %o1 |
PREEMPTIBLE_HANDLER exc_dispatch |
.endm |
.macro INTERRUPT_VECTOR_TRAP_HANDLER |
retry |
.endm |
#endif /* __ASM__ */ |
#endif |
/kernel/trunk/arch/sparc64/include/trap/trap_table.h |
---|
0,0 → 1,92 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_TRAP_TABLE_H__ |
#define __sparc64_TRAP_TABLE_H__ |
#ifndef __ASM__ |
#include <arch/types.h> |
#endif /* __ASM__ */ |
#include <arch/stack.h> |
#define TRAP_TABLE_ENTRY_COUNT 1024 |
#define TRAP_TABLE_ENTRY_SIZE 32 |
#define TRAP_TABLE_SIZE (TRAP_TABLE_ENTRY_COUNT*TRAP_TABLE_ENTRY_SIZE) |
#ifndef __ASM__ |
struct trap_table_entry { |
__u8 octets[TRAP_TABLE_ENTRY_SIZE]; |
} __attribute__ ((packed)); |
typedef struct trap_table_entry trap_table_entry_t; |
extern trap_table_entry_t trap_table[TRAP_TABLE_ENTRY_COUNT]; |
extern trap_table_entry_t trap_table_save[TRAP_TABLE_ENTRY_COUNT]; |
#endif /* !__ASM__ */ |
#ifdef __ASM__ |
.macro SAVE_GLOBALS |
mov %g1, %l1 |
mov %g2, %l2 |
mov %g3, %l3 |
mov %g4, %l4 |
mov %g5, %l5 |
mov %g6, %l6 |
mov %g7, %l7 |
.endm |
.macro RESTORE_GLOBALS |
mov %l1, %g1 |
mov %l2, %g2 |
mov %l3, %g3 |
mov %l4, %g4 |
mov %l5, %g5 |
mov %l6, %g6 |
mov %l7, %g7 |
.endm |
#define PREEMPTIBLE_HANDLER_STACK_FRAME_SIZE (STACK_WINDOW_SAVE_AREA_SIZE+(4*8)) |
#define SAVED_TSTATE -(1*8) |
#define SAVED_TPC -(2*8) |
#define SAVED_TNPC -(3*8) |
#define SAVED_PSTATE -(4*8) |
.macro PREEMPTIBLE_HANDLER f |
set \f, %l0 |
b preemptible_handler |
nop |
.endm |
.macro SIMPLE_HANDLER f |
call \f |
nop |
.endm |
#endif /* __ASM__ */ |
#endif |
/kernel/trunk/arch/sparc64/include/trap/regwin.h |
---|
0,0 → 1,133 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
/** |
* This file contains register window trap handlers. |
*/ |
#ifndef __sparc64_REGWIN_H__ |
#define __sparc64_REGWIN_H__ |
#include <arch/stack.h> |
#define TT_CLEAN_WINDOW 0x24 |
#define TT_SPILL_0_NORMAL 0x80 |
#define TT_FILL_0_NORMAL 0xc0 |
#define REGWIN_HANDLER_SIZE 128 |
#define CLEAN_WINDOW_HANDLER_SIZE REGWIN_HANDLER_SIZE |
#define SPILL_HANDLER_SIZE REGWIN_HANDLER_SIZE |
#define FILL_HANDLER_SIZE REGWIN_HANDLER_SIZE |
/** Window Save Area offsets. */ |
#define L0_OFFSET 0 |
#define L1_OFFSET 8 |
#define L2_OFFSET 16 |
#define L3_OFFSET 24 |
#define L4_OFFSET 32 |
#define L5_OFFSET 40 |
#define L6_OFFSET 48 |
#define L7_OFFSET 56 |
#define I0_OFFSET 64 |
#define I1_OFFSET 72 |
#define I2_OFFSET 80 |
#define I3_OFFSET 88 |
#define I4_OFFSET 96 |
#define I5_OFFSET 104 |
#define I6_OFFSET 112 |
#define I7_OFFSET 120 |
#ifdef __ASM__ |
.macro SPILL_NORMAL_HANDLER |
stx %l0, [%sp + STACK_BIAS + L0_OFFSET] |
stx %l1, [%sp + STACK_BIAS + L1_OFFSET] |
stx %l2, [%sp + STACK_BIAS + L2_OFFSET] |
stx %l3, [%sp + STACK_BIAS + L3_OFFSET] |
stx %l4, [%sp + STACK_BIAS + L4_OFFSET] |
stx %l5, [%sp + STACK_BIAS + L5_OFFSET] |
stx %l6, [%sp + STACK_BIAS + L6_OFFSET] |
stx %l7, [%sp + STACK_BIAS + L7_OFFSET] |
stx %i0, [%sp + STACK_BIAS + I0_OFFSET] |
stx %i1, [%sp + STACK_BIAS + I1_OFFSET] |
stx %i2, [%sp + STACK_BIAS + I2_OFFSET] |
stx %i3, [%sp + STACK_BIAS + I3_OFFSET] |
stx %i4, [%sp + STACK_BIAS + I4_OFFSET] |
stx %i5, [%sp + STACK_BIAS + I5_OFFSET] |
stx %i6, [%sp + STACK_BIAS + I6_OFFSET] |
stx %i7, [%sp + STACK_BIAS + I7_OFFSET] |
saved |
retry |
.endm |
.macro FILL_NORMAL_HANDLER |
ldx [%sp + STACK_BIAS + L0_OFFSET], %l0 |
ldx [%sp + STACK_BIAS + L1_OFFSET], %l1 |
ldx [%sp + STACK_BIAS + L2_OFFSET], %l2 |
ldx [%sp + STACK_BIAS + L3_OFFSET], %l3 |
ldx [%sp + STACK_BIAS + L4_OFFSET], %l4 |
ldx [%sp + STACK_BIAS + L5_OFFSET], %l5 |
ldx [%sp + STACK_BIAS + L6_OFFSET], %l6 |
ldx [%sp + STACK_BIAS + L7_OFFSET], %l7 |
ldx [%sp + STACK_BIAS + I0_OFFSET], %i0 |
ldx [%sp + STACK_BIAS + I1_OFFSET], %i1 |
ldx [%sp + STACK_BIAS + I2_OFFSET], %i2 |
ldx [%sp + STACK_BIAS + I3_OFFSET], %i3 |
ldx [%sp + STACK_BIAS + I4_OFFSET], %i4 |
ldx [%sp + STACK_BIAS + I5_OFFSET], %i5 |
ldx [%sp + STACK_BIAS + I6_OFFSET], %i6 |
ldx [%sp + STACK_BIAS + I7_OFFSET], %i7 |
restored |
retry |
.endm |
.macro CLEAN_WINDOW_HANDLER |
rdpr %cleanwin, %l0 |
add %l0, 1, %l0 |
wrpr %l0, 0, %cleanwin |
mov %r0, %l0 |
mov %r0, %l1 |
mov %r0, %l2 |
mov %r0, %l3 |
mov %r0, %l4 |
mov %r0, %l5 |
mov %r0, %l6 |
mov %r0, %l7 |
mov %r0, %o0 |
mov %r0, %o1 |
mov %r0, %o2 |
mov %r0, %o3 |
mov %r0, %o4 |
mov %r0, %o5 |
mov %r0, %o6 |
mov %r0, %o7 |
retry |
.endm |
#endif /* __ASM__ */ |
#endif |
/kernel/trunk/arch/sparc64/include/drivers/i8042.h |
---|
0,0 → 1,61 |
/* |
* Copyright (C) 2006 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_I8042_H__ |
#define __sparc64_I8042_H__ |
#include <arch/types.h> |
#define KBD_PHYS_ADDRESS 0x1fff8904000ULL |
#define KBD_VIRT_ADDRESS 0x000d0000000ULL |
#define STATUS_REG 4 |
#define COMMAND_REG 4 |
#define DATA_REG 6 |
static inline void i8042_data_write(__u8 data) |
{ |
((volatile __u8 *)(KBD_VIRT_ADDRESS))[DATA_REG] = data; |
} |
static inline __u8 i8042_data_read(void) |
{ |
return ((volatile __u8 *)(KBD_VIRT_ADDRESS))[DATA_REG]; |
} |
static inline __u8 i8042_status_read(void) |
{ |
return ((volatile __u8 *)(KBD_VIRT_ADDRESS))[STATUS_REG]; |
} |
static inline void i8042_command_write(__u8 command) |
{ |
((volatile __u8 *)(KBD_VIRT_ADDRESS))[COMMAND_REG] = command; |
} |
#endif |
/kernel/trunk/arch/sparc64/include/drivers/fb.h |
---|
0,0 → 1,40 |
/* |
* Copyright (C) 2006 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_FB_H__ |
#define __sparc64_FB_H__ |
#define FB_PHYS_ADDRESS 0x1c901000000ULL |
#define FB_VIRT_ADDRESS 0x000c0000000ULL |
#define FB_X_RES 1152 |
#define FB_Y_RES 900 |
#define FB_COLOR_DEPTH 8 |
#endif |
/kernel/trunk/arch/sparc64/include/drivers/tick.h |
---|
0,0 → 1,37 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_TICK_H__ |
#define __sparc64_TICK_H__ |
#define TICK_DELTA 500000 |
extern void tick_init(void); |
extern void tick_interrupt(int n, void *stack); |
#endif |
/kernel/trunk/arch/sparc64/include/interrupt.h |
---|
0,0 → 1,46 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_INTERRUPT_H__ |
#define __sparc64_INTERRUPT_H__ |
#include <typedefs.h> |
#define IVT_ITEMS 15 |
#define IVT_FIRST 1 |
/* Dummy macros. */ |
#define IRQ_KBD 2 |
#define VECTOR_KBD IRQ_KBD |
#define trap_virtual_enable_irqs(x) |
#define trap_virtual_eoi() |
extern void interrupt_register(int n, const char *name, iroutine f); |
#endif |
/kernel/trunk/arch/sparc64/include/console.h |
---|
0,0 → 1,37 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_CONSOLE_H__ |
#define __sparc64_CONSOLE_H__ |
extern void kofwinput(void *arg); |
extern void kkbdpoll(void *arg); |
extern void ofw_sparc64_console_init(void); |
extern void standalone_sparc64_console_init(void); |
#endif |
/kernel/trunk/arch/sparc64/include/asm.h |
---|
0,0 → 1,307 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_ASM_H__ |
#define __sparc64_ASM_H__ |
#include <typedefs.h> |
#include <arch/types.h> |
#include <arch/register.h> |
#include <config.h> |
/** Read Processor State register. |
* |
* @return Value of PSTATE register. |
*/ |
static inline __u64 pstate_read(void) |
{ |
__u64 v; |
__asm__ volatile ("rdpr %%pstate, %0\n" : "=r" (v)); |
return v; |
} |
/** Write Processor State register. |
* |
* @param New value of PSTATE register. |
*/ |
static inline void pstate_write(__u64 v) |
{ |
__asm__ volatile ("wrpr %0, %1, %%pstate\n" : : "r" (v), "i" (0)); |
} |
/** Read TICK_compare Register. |
* |
* @return Value of TICK_comapre register. |
*/ |
static inline __u64 tick_compare_read(void) |
{ |
__u64 v; |
__asm__ volatile ("rd %%tick_cmpr, %0\n" : "=r" (v)); |
return v; |
} |
/** Write TICK_compare Register. |
* |
* @param New value of TICK_comapre register. |
*/ |
static inline void tick_compare_write(__u64 v) |
{ |
__asm__ volatile ("wr %0, %1, %%tick_cmpr\n" : : "r" (v), "i" (0)); |
} |
/** Read TICK Register. |
* |
* @return Value of TICK register. |
*/ |
static inline __u64 tick_read(void) |
{ |
__u64 v; |
__asm__ volatile ("rdpr %%tick, %0\n" : "=r" (v)); |
return v; |
} |
/** Write TICK Register. |
* |
* @param New value of TICK register. |
*/ |
static inline void tick_write(__u64 v) |
{ |
__asm__ volatile ("wrpr %0, %1, %%tick\n" : : "r" (v), "i" (0)); |
} |
/** Read SOFTINT Register. |
* |
* @return Value of SOFTINT register. |
*/ |
static inline __u64 softint_read(void) |
{ |
__u64 v; |
__asm__ volatile ("rd %%softint, %0\n" : "=r" (v)); |
return v; |
} |
/** Write SOFTINT Register. |
* |
* @param New value of SOFTINT register. |
*/ |
static inline void softint_write(__u64 v) |
{ |
__asm__ volatile ("wr %0, %1, %%softint\n" : : "r" (v), "i" (0)); |
} |
/** Write CLEAR_SOFTINT Register. |
* |
* Bits set in CLEAR_SOFTINT register will be cleared in SOFTINT register. |
* |
* @param New value of CLEAR_SOFTINT register. |
*/ |
static inline void clear_softint_write(__u64 v) |
{ |
__asm__ volatile ("wr %0, %1, %%clear_softint\n" : : "r" (v), "i" (0)); |
} |
/** Enable interrupts. |
* |
* Enable interrupts and return previous |
* value of IPL. |
* |
* @return Old interrupt priority level. |
*/ |
static inline ipl_t interrupts_enable(void) { |
pstate_reg_t pstate; |
__u64 value; |
value = pstate_read(); |
pstate.value = value; |
pstate.ie = true; |
pstate_write(pstate.value); |
return (ipl_t) value; |
} |
/** Disable interrupts. |
* |
* Disable interrupts and return previous |
* value of IPL. |
* |
* @return Old interrupt priority level. |
*/ |
static inline ipl_t interrupts_disable(void) { |
pstate_reg_t pstate; |
__u64 value; |
value = pstate_read(); |
pstate.value = value; |
pstate.ie = false; |
pstate_write(pstate.value); |
return (ipl_t) value; |
} |
/** Restore interrupt priority level. |
* |
* Restore IPL. |
* |
* @param ipl Saved interrupt priority level. |
*/ |
static inline void interrupts_restore(ipl_t ipl) { |
pstate_reg_t pstate; |
pstate.value = pstate_read(); |
pstate.ie = ((pstate_reg_t) ipl).ie; |
pstate_write(pstate.value); |
} |
/** Return interrupt priority level. |
* |
* Return IPL. |
* |
* @return Current interrupt priority level. |
*/ |
static inline ipl_t interrupts_read(void) { |
return (ipl_t) pstate_read(); |
} |
/** Return base address of current stack. |
* |
* Return the base address of the current stack. |
* The stack is assumed to be STACK_SIZE bytes long. |
* The stack must start on page boundary. |
*/ |
static inline __address get_stack_base(void) |
{ |
__address v; |
__asm__ volatile ("and %%sp, %1, %0\n" : "=r" (v) : "r" (~(STACK_SIZE-1))); |
return v; |
} |
/** Read Version Register. |
* |
* @return Value of VER register. |
*/ |
static inline __u64 ver_read(void) |
{ |
__u64 v; |
__asm__ volatile ("rdpr %%ver, %0\n" : "=r" (v)); |
return v; |
} |
/** Read Trap Base Address register. |
* |
* @return Current value in TBA. |
*/ |
static inline __u64 tba_read(void) |
{ |
__u64 v; |
__asm__ volatile ("rdpr %%tba, %0\n" : "=r" (v)); |
return v; |
} |
/** Read Trap Program Counter register. |
* |
* @return Current value in TPC. |
*/ |
static inline __u64 tpc_read(void) |
{ |
__u64 v; |
__asm__ volatile ("rdpr %%tpc, %0\n" : "=r" (v)); |
return v; |
} |
/** Read Trap Level register. |
* |
* @return Current value in TL. |
*/ |
static inline __u64 tl_read(void) |
{ |
__u64 v; |
__asm__ volatile ("rdpr %%tl, %0\n" : "=r" (v)); |
return v; |
} |
/** Write Trap Base Address register. |
* |
* @param New value of TBA. |
*/ |
static inline void tba_write(__u64 v) |
{ |
__asm__ volatile ("wrpr %0, %1, %%tba\n" : : "r" (v), "i" (0)); |
} |
/** Load __u64 from alternate space. |
* |
* @param asi ASI determining the alternate space. |
* @param va Virtual address within the ASI. |
* |
* @return Value read from the virtual address in the specified address space. |
*/ |
static inline __u64 asi_u64_read(asi_t asi, __address va) |
{ |
__u64 v; |
__asm__ volatile ("ldxa [%1] %2, %0\n" : "=r" (v) : "r" (va), "i" (asi)); |
return v; |
} |
/** Store __u64 to alternate space. |
* |
* @param asi ASI determining the alternate space. |
* @param va Virtual address within the ASI. |
* @param v Value to be written. |
*/ |
static inline void asi_u64_write(asi_t asi, __address va, __u64 v) |
{ |
__asm__ volatile ("stxa %0, [%1] %2\n" : : "r" (v), "r" (va), "i" (asi) : "memory"); |
} |
void cpu_halt(void); |
void cpu_sleep(void); |
void asm_delay_loop(__u32 t); |
#endif |
/kernel/trunk/arch/sparc64/include/barrier.h |
---|
0,0 → 1,64 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_BARRIER_H__ |
#define __sparc64_BARRIER_H__ |
/* |
* TODO: Implement true SPARC V9 memory barriers for macros below. |
*/ |
#define CS_ENTER_BARRIER() __asm__ volatile ("" ::: "memory") |
#define CS_LEAVE_BARRIER() __asm__ volatile ("" ::: "memory") |
#define memory_barrier() |
#define read_barrier() |
#define write_barrier() |
/** Flush Instruction Memory instruction. */ |
static inline void flush(void) |
{ |
/* |
* The FLUSH instruction takes address parameter. |
* As such, it may trap if the address is not found in DTLB. |
* However, JPS1 implementations are free to ignore the trap. |
*/ |
/* |
* %i7 should provide address that is always mapped in DTLB |
* as it is a pointer to kernel code. |
*/ |
__asm__ volatile ("flush %i7\n"); |
} |
/** Memory Barrier instruction. */ |
static inline void membar(void) |
{ |
__asm__ volatile ("membar #Sync\n"); |
} |
#endif |
/kernel/trunk/arch/sparc64/include/atomic.h |
---|
0,0 → 1,85 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_ATOMIC_H__ |
#define __sparc64_ATOMIC_H__ |
#include <arch/types.h> |
typedef struct { volatile __u64 count; } atomic_t; |
/** Atomic add operation. |
* |
* Use atomic compare and swap operation to atomically add signed value. |
* |
* @param val Atomic variable. |
* @param i Signed value to be added. |
* |
* @return Value of the atomic variable as it existed before addition. |
*/ |
static inline count_t atomic_add(atomic_t *val, int i) |
{ |
__u64 a, b; |
volatile __u64 x = (__u64) &val->count; |
__asm__ volatile ( |
"0:\n" |
"ldx %0, %1\n" |
"add %1, %3, %2\n" |
"casx %0, %1, %2\n" |
"cmp %1, %2\n" |
"bne 0b\n" /* The operation failed and must be attempted again if a != b. */ |
"nop\n" |
: "=m" (*((__u64 *)x)), "=r" (a), "=r" (b) |
: "r" (i) |
); |
return a; |
} |
static inline void atomic_inc(atomic_t *val) |
{ |
(void) atomic_add(val, 1); |
} |
static inline void atomic_dec(atomic_t *val) |
{ |
(void) atomic_add(val, -1); |
} |
static inline void atomic_set(atomic_t *val, __u64 i) |
{ |
val->count = i; |
} |
static inline __u64 atomic_get(atomic_t *val) |
{ |
return val->count; |
} |
#endif |
/kernel/trunk/arch/sparc64/include/context_offset.h |
---|
0,0 → 1,21 |
/* This file is automatically generated by gencontext.c. */ |
/* struct context */ |
#define OFFSET_SP 0x0 |
#define OFFSET_PC 0x8 |
#define OFFSET_I0 0x10 |
#define OFFSET_I1 0x18 |
#define OFFSET_I2 0x20 |
#define OFFSET_I3 0x28 |
#define OFFSET_I4 0x30 |
#define OFFSET_I5 0x38 |
#define OFFSET_FP 0x40 |
#define OFFSET_I7 0x48 |
#define OFFSET_L0 0x50 |
#define OFFSET_L1 0x58 |
#define OFFSET_L2 0x60 |
#define OFFSET_L3 0x68 |
#define OFFSET_L4 0x70 |
#define OFFSET_L5 0x78 |
#define OFFSET_L6 0x80 |
#define OFFSET_L7 0x88 |
#define OFFSET_CLEANWIN 0x98 |
/kernel/trunk/arch/sparc64/include/boot/boot.h |
---|
0,0 → 1,35 |
/* |
* Copyright (C) 2006 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_BOOT_H__ |
#define __sparc64_BOOT_H__ |
#define VMA 0x400000 |
#define LMA 0x4000 |
#endif |
/kernel/trunk/arch/sparc64/include/types.h |
---|
0,0 → 1,52 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_TYPES_H__ |
#define __sparc64_TYPES_H__ |
#define NULL 0 |
typedef signed char __s8; |
typedef unsigned char __u8; |
typedef unsigned short __u16; |
typedef unsigned int __u32; |
typedef unsigned long __u64; |
typedef __u64 __address; |
typedef __u64 pfn_t; |
typedef __u64 ipl_t; |
typedef __u64 __native; |
typedef struct pte pte_t; |
typedef __u8 asi_t; |
#endif |
/kernel/trunk/arch/sparc64/include/context.h |
---|
0,0 → 1,84 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_CONTEXT_H__ |
#define __sparc64_CONTEXT_H__ |
#ifndef __sparc64_STACK_H__ |
# include <arch/stack.h> |
#endif |
#ifndef __sparc64_TYPES_H__ |
# include <arch/types.h> |
#endif |
#ifndef __ALIGN_H__ |
# include <align.h> |
#endif |
#define SP_DELTA STACK_WINDOW_SAVE_AREA_SIZE |
#ifdef context_set |
#undef context_set |
#endif |
#define context_set(c, _pc, stack, size) \ |
(c)->pc = ((__address) _pc) - 8; \ |
(c)->sp = ((__address) stack) + ALIGN_UP((size), STACK_ALIGNMENT) - (STACK_BIAS + SP_DELTA); \ |
(c)->fp = -STACK_BIAS; \ |
(c)->cleanwin = 0 |
/* |
* Only save registers that must be preserved across |
* function calls. |
*/ |
struct context { |
__address sp; /* %o6 */ |
__address pc; /* %o7 */ |
__u64 i0; |
__u64 i1; |
__u64 i2; |
__u64 i3; |
__u64 i4; |
__u64 i5; |
__address fp; /* %i6 */ |
__address i7; |
__u64 l0; |
__u64 l1; |
__u64 l2; |
__u64 l3; |
__u64 l4; |
__u64 l5; |
__u64 l6; |
__u64 l7; |
ipl_t ipl; |
__u64 cleanwin; |
}; |
#endif |
/kernel/trunk/arch/sparc64/include/register.h |
---|
0,0 → 1,101 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_REGISTER_H__ |
#define __sparc64_REGISTER_H__ |
#include <arch/types.h> |
/** Version Register. */ |
union ver_reg { |
__u64 value; |
struct { |
__u16 manuf; /**< Manufacturer code. */ |
__u16 impl; /**< Implementation code. */ |
__u8 mask; /**< Mask set revision. */ |
unsigned : 8; |
__u8 maxtl; |
unsigned : 3; |
unsigned maxwin : 5; |
} __attribute__ ((packed)); |
}; |
typedef union ver_reg ver_reg_t; |
/** Processor State Register. */ |
union pstate_reg { |
__u64 value; |
struct { |
__u64 : 52; |
unsigned ig : 1; /**< Interrupt Globals. */ |
unsigned mg : 1; /**< MMU Globals. */ |
unsigned cle : 1; /**< Current Little Endian. */ |
unsigned tle : 1; /**< Trap Little Endian. */ |
unsigned mm : 2; /**< Memory Model. */ |
unsigned red : 1; /**< RED state. */ |
unsigned pef : 1; /**< Enable floating-point. */ |
unsigned am : 1; /**< 32-bit Address Mask. */ |
unsigned priv : 1; /**< Privileged Mode. */ |
unsigned ie : 1; /**< Interrupt Enable. */ |
unsigned ag : 1; /**< Alternate Globals*/ |
} __attribute__ ((packed)); |
}; |
typedef union pstate_reg pstate_reg_t; |
/** TICK Register. */ |
union tick_reg { |
__u64 value; |
struct { |
unsigned npt : 1; /**< Non-privileged Trap enable. */ |
__u64 counter : 63; /**< Elapsed CPU clck cycle counter. */ |
} __attribute__ ((packed)); |
}; |
typedef union tick_reg tick_reg_t; |
/** TICK_compare Register. */ |
union tick_compare_reg { |
__u64 value; |
struct { |
unsigned int_dis : 1; /**< TICK_INT interrupt disabled flag. */ |
__u64 tick_cmpr : 63; /**< Compare value for TICK interrupts. */ |
} __attribute__ ((packed)); |
}; |
typedef union tick_compare_reg tick_compare_reg_t; |
/** SOFTINT Register. */ |
union softint_reg { |
__u64 value; |
struct { |
__u64 : 47; |
unsigned stick_int : 1; |
unsigned int_level : 15; |
unsigned tick_int : 1; |
} __attribute__ ((packed)); |
}; |
typedef union softint_reg softint_reg_t; |
#endif |
/kernel/trunk/arch/sparc64/include/cpu.h |
---|
0,0 → 1,51 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_CPU_H__ |
#define __sparc64_CPU_H__ |
#include <arch/register.h> |
#define MANUF_FUJITSU 0x04 |
#define MANUF_ULTRASPARC 0x17 /**< UltraSPARC I, UltraSPARC II */ |
#define MANUF_SUN 0x3e |
#define IMPL_ULTRASPARCI 0x10 |
#define IMPL_ULTRASPARCII 0x11 |
#define IMPL_ULTRASPARCII_I 0x12 |
#define IMPL_ULTRASPARCII_E 0x13 |
#define IMPL_ULTRASPARCIII 0x15 |
#define IMPL_ULTRASPARCIV_PLUS 0x19 |
#define IMPL_SPARC64V 0x5 |
struct cpu_arch { |
ver_reg_t ver; |
}; |
#endif |
/kernel/trunk/arch/sparc64/include/memstr.h |
---|
0,0 → 1,39 |
/* |
* Copyright (C) 2005 Sergey Bondari |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_MEMSTR_H__ |
#define __sparc64_MEMSTR_H__ |
#define memcpy(dst, src, cnt) __builtin_memcpy((dst), (src), (cnt)) |
extern void memsetw(__address dst, size_t cnt, __u16 x); |
extern void memsetb(__address dst, size_t cnt, __u8 x); |
extern int memcmp(__address src, __address dst, int cnt); |
#endif |
/kernel/trunk/arch/sparc64/include/debug.h |
---|
0,0 → 1,32 |
/* |
* Copyright (C) 2005 |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_DEBUG_H__ |
#define __sparc64_DEBUG_H__ |
#endif |
/kernel/trunk/arch/sparc64/include/stack.h |
---|
0,0 → 1,47 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_STACK_H__ |
#define __sparc64_STACK_H__ |
#define STACK_ITEM_SIZE 8 |
/** According to SPARC Compliance Definition, every stack frame is 16-byte aligned. */ |
#define STACK_ALIGNMENT 16 |
/** |
* 16-extended-word save area for %i[0-7] and %l[0-7] registers. |
*/ |
#define STACK_WINDOW_SAVE_AREA_SIZE (16*STACK_ITEM_SIZE) |
/** |
* By convention, the actual top of the stack is %sp + STACK_BIAS. |
*/ |
#define STACK_BIAS 2047 |
#endif |
/kernel/trunk/arch/sparc64/include/arg.h |
---|
0,0 → 1,34 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_ARG_H__ |
#define __sparc64_ARG_H__ |
#include <stdarg.h> |
#endif |
/kernel/trunk/arch/sparc64/include/fpu_context.h |
---|
0,0 → 1,37 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_FPU_CONTEXT_H__ |
#define __sparc64_FPU_CONTEXT_H__ |
#include <arch/types.h> |
struct fpu_context { |
}; |
#endif |
/kernel/trunk/arch/sparc64/include/byteorder.h |
---|
0,0 → 1,45 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_BYTEORDER_H__ |
#define __sparc64_BYTEORDER_H__ |
#include <arch/types.h> |
#include <byteorder.h> |
static inline __u64 __u64_le2host(__u64 n) |
{ |
return __u64_byteorder_swap(n); |
} |
static inline __native __native_le2host(__native n) |
{ |
return __u64_byteorder_swap(n); |
} |
#endif |
/kernel/trunk/arch/sparc64/include/thread.h |
---|
0,0 → 1,34 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_THREAD_H__ |
#define __sparc64_THREAD_H__ |
#define ARCH_THREAD_DATA |
#endif |
/kernel/trunk/arch/sparc64/include/arch.h |
---|
0,0 → 1,32 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_ARCH_H__ |
#define __sparc64_ARCH_H__ |
#endif |
/kernel/trunk/arch/sparc64/include/faddr.h |
---|
0,0 → 1,36 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#ifndef __sparc64_FADDR_H__ |
#define __sparc64_FADDR_H__ |
#include <arch/types.h> |
#define FADDR(fptr) ((__address) (fptr)) |
#endif |
/kernel/trunk/arch/sparc64/src/proc/scheduler.c |
---|
0,0 → 1,69 |
/* |
* Copyright (C) 2006 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#include <proc/scheduler.h> |
#include <proc/thread.h> |
#include <arch.h> |
#include <arch/mm/tlb.h> |
#include <arch/mm/page.h> |
#include <config.h> |
#include <align.h> |
/** Ensure that thread's kernel stack is locked in TLB. */ |
void before_thread_runs_arch(void) |
{ |
__address base; |
base = ALIGN_DOWN(config.base, 1<<KERNEL_PAGE_WIDTH); |
if ((__address) THREAD->kstack < base || (__address) THREAD->kstack > base + (1<<KERNEL_PAGE_WIDTH)) { |
/* |
* Kernel stack of this thread is not locked in DTLB. |
* First, make sure it is not mapped already. |
* If not, create a locked mapping for it. |
*/ |
dtlb_demap(TLB_DEMAP_PAGE, TLB_DEMAP_NUCLEUS, (__address) THREAD->kstack); |
dtlb_insert_mapping((__address) THREAD->kstack, KA2PA(THREAD->kstack), PAGESIZE_8K, true, true); |
} |
} |
/** Unlock thread's stack from TLB, if necessary. */ |
void after_thread_ran_arch(void) |
{ |
__address base; |
base = ALIGN_DOWN(config.base, 1<<KERNEL_PAGE_WIDTH); |
if ((__address) THREAD->kstack < base || (__address) THREAD->kstack > base + (1<<KERNEL_PAGE_WIDTH)) { |
/* |
* Kernel stack of this thread is locked in DTLB. |
* Destroy the mapping. |
*/ |
dtlb_demap(TLB_DEMAP_PAGE, TLB_DEMAP_NUCLEUS, (__address) THREAD->kstack); |
} |
} |
/kernel/trunk/arch/sparc64/src/mm/tlb.c |
---|
0,0 → 1,274 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#include <arch/mm/tlb.h> |
#include <mm/tlb.h> |
#include <arch/mm/frame.h> |
#include <arch/mm/page.h> |
#include <arch/mm/mmu.h> |
#include <mm/asid.h> |
#include <print.h> |
#include <arch/types.h> |
#include <typedefs.h> |
#include <config.h> |
#include <arch/trap/trap.h> |
#include <panic.h> |
#include <arch/asm.h> |
#include <symtab.h> |
#include <arch/drivers/fb.h> |
#include <arch/drivers/i8042.h> |
char *context_encoding[] = { |
"Primary", |
"Secondary", |
"Nucleus", |
"Reserved" |
}; |
/** Initialize ITLB and DTLB. |
* |
* The goal of this function is to disable MMU |
* so that both TLBs can be purged and new |
* kernel 4M locked entry can be installed. |
* After TLB is initialized, MMU is enabled |
* again. |
* |
* Switching MMU off imposes the requirement for |
* the kernel to run in identity mapped environment. |
*/ |
void tlb_arch_init(void) |
{ |
tlb_tag_access_reg_t tag; |
tlb_data_t data; |
frame_address_t fr; |
page_address_t pg; |
fr.address = config.base; |
pg.address = config.base; |
immu_disable(); |
dmmu_disable(); |
/* |
* Demap everything, especially OpenFirmware. |
*/ |
itlb_demap(TLB_DEMAP_CONTEXT, TLB_DEMAP_NUCLEUS, 0); |
dtlb_demap(TLB_DEMAP_CONTEXT, TLB_DEMAP_NUCLEUS, 0); |
/* |
* We do identity mapping of 4M-page at 4M. |
*/ |
tag.value = ASID_KERNEL; |
tag.vpn = pg.vpn; |
itlb_tag_access_write(tag.value); |
dtlb_tag_access_write(tag.value); |
data.value = 0; |
data.v = true; |
data.size = PAGESIZE_4M; |
data.pfn = fr.pfn; |
data.l = true; |
data.cp = 1; |
data.cv = 1; |
data.p = true; |
data.w = true; |
data.g = true; |
itlb_data_in_write(data.value); |
dtlb_data_in_write(data.value); |
/* |
* Register window traps can occur before MMU is enabled again. |
* This ensures that any such traps will be handled from |
* kernel identity mapped trap handler. |
*/ |
trap_switch_trap_table(); |
tlb_invalidate_all(); |
dmmu_enable(); |
immu_enable(); |
} |
/** Insert privileged mapping into DMMU TLB. |
* |
* @param page Virtual page address. |
* @param frame Physical frame address. |
* @param pagesize Page size. |
* @param locked True for permanent mappings, false otherwise. |
* @param cacheable True if the mapping is cacheable, false otherwise. |
*/ |
void dtlb_insert_mapping(__address page, __address frame, int pagesize, bool locked, bool cacheable) |
{ |
tlb_tag_access_reg_t tag; |
tlb_data_t data; |
page_address_t pg; |
frame_address_t fr; |
pg.address = page; |
fr.address = frame; |
tag.value = ASID_KERNEL; |
tag.vpn = pg.vpn; |
dtlb_tag_access_write(tag.value); |
data.value = 0; |
data.v = true; |
data.size = pagesize; |
data.pfn = fr.pfn; |
data.l = locked; |
data.cp = cacheable; |
data.cv = cacheable; |
data.p = true; |
data.w = true; |
data.g = true; |
dtlb_data_in_write(data.value); |
} |
/** ITLB miss handler. */ |
void fast_instruction_access_mmu_miss(void) |
{ |
panic("%s\n", __FUNCTION__); |
} |
/** DTLB miss handler. */ |
void fast_data_access_mmu_miss(void) |
{ |
tlb_tag_access_reg_t tag; |
__address tpc; |
char *tpc_str; |
tag.value = dtlb_tag_access_read(); |
if (tag.context != ASID_KERNEL || tag.vpn == 0) { |
tpc = tpc_read(); |
tpc_str = get_symtab_entry(tpc); |
printf("Faulting page: %P, ASID=%d\n", tag.vpn * PAGE_SIZE, tag.context); |
printf("TPC=%P, (%s)\n", tpc, tpc_str ? tpc_str : "?"); |
panic("%s\n", __FUNCTION__); |
} |
/* |
* Identity map piece of faulting kernel address space. |
*/ |
dtlb_insert_mapping(tag.vpn * PAGE_SIZE, tag.vpn * FRAME_SIZE, PAGESIZE_8K, false, true); |
} |
/** DTLB protection fault handler. */ |
void fast_data_access_protection(void) |
{ |
panic("%s\n", __FUNCTION__); |
} |
/** Print contents of both TLBs. */ |
void tlb_print(void) |
{ |
int i; |
tlb_data_t d; |
tlb_tag_read_reg_t t; |
printf("I-TLB contents:\n"); |
for (i = 0; i < ITLB_ENTRY_COUNT; i++) { |
d.value = itlb_data_access_read(i); |
t.value = itlb_tag_read_read(i); |
printf("%d: vpn=%Q, context=%d, v=%d, size=%d, nfo=%d, ie=%d, soft2=%X, diag=%X, pfn=%X, soft=%X, l=%d, cp=%d, cv=%d, e=%d, p=%d, w=%d, g=%d\n", |
i, t.vpn, t.context, d.v, d.size, d.nfo, d.ie, d.soft2, d.diag, d.pfn, d.soft, d.l, d.cp, d.cv, d.e, d.p, d.w, d.g); |
} |
printf("D-TLB contents:\n"); |
for (i = 0; i < DTLB_ENTRY_COUNT; i++) { |
d.value = dtlb_data_access_read(i); |
t.value = dtlb_tag_read_read(i); |
printf("%d: vpn=%Q, context=%d, v=%d, size=%d, nfo=%d, ie=%d, soft2=%X, diag=%X, pfn=%X, soft=%X, l=%d, cp=%d, cv=%d, e=%d, p=%d, w=%d, g=%d\n", |
i, t.vpn, t.context, d.v, d.size, d.nfo, d.ie, d.soft2, d.diag, d.pfn, d.soft, d.l, d.cp, d.cv, d.e, d.p, d.w, d.g); |
} |
} |
/** Invalidate all unlocked ITLB and DTLB entries. */ |
void tlb_invalidate_all(void) |
{ |
int i; |
tlb_data_t d; |
tlb_tag_read_reg_t t; |
for (i = 0; i < ITLB_ENTRY_COUNT; i++) { |
d.value = itlb_data_access_read(i); |
if (!d.l) { |
t.value = itlb_tag_read_read(i); |
d.v = false; |
itlb_tag_access_write(t.value); |
itlb_data_access_write(i, d.value); |
} |
} |
for (i = 0; i < DTLB_ENTRY_COUNT; i++) { |
d.value = dtlb_data_access_read(i); |
if (!d.l) { |
t.value = dtlb_tag_read_read(i); |
d.v = false; |
dtlb_tag_access_write(t.value); |
dtlb_data_access_write(i, d.value); |
} |
} |
} |
/** Invalidate all ITLB and DTLB entries that belong to specified ASID (Context). |
* |
* @param asid Address Space ID. |
*/ |
void tlb_invalidate_asid(asid_t asid) |
{ |
/* TODO: write asid to some Context register and encode the register in second parameter below. */ |
itlb_demap(TLB_DEMAP_CONTEXT, TLB_DEMAP_NUCLEUS, 0); |
dtlb_demap(TLB_DEMAP_CONTEXT, TLB_DEMAP_NUCLEUS, 0); |
} |
/** Invalidate all ITLB and DTLB entries for specified page range in specified address space. |
* |
* @param asid Address Space ID. |
* @param page First page which to sweep out from ITLB and DTLB. |
* @param cnt Number of ITLB and DTLB entries to invalidate. |
*/ |
void tlb_invalidate_pages(asid_t asid, __address page, count_t cnt) |
{ |
int i; |
for (i = 0; i < cnt; i++) { |
/* TODO: write asid to some Context register and encode the register in second parameter below. */ |
itlb_demap(TLB_DEMAP_PAGE, TLB_DEMAP_NUCLEUS, page + i * PAGE_SIZE); |
dtlb_demap(TLB_DEMAP_PAGE, TLB_DEMAP_NUCLEUS, page + i * PAGE_SIZE); |
} |
} |
/kernel/trunk/arch/sparc64/src/mm/memory_init.c |
---|
0,0 → 1,36 |
/* |
* Copyright (C) 2006 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#include <arch/mm/memory_init.h> |
#include <genarch/ofw/memory_init.h> |
#include <typedefs.h> |
size_t get_memory_size(void) |
{ |
return ofw_get_memory_size(); |
} |
/kernel/trunk/arch/sparc64/src/mm/frame.c |
---|
0,0 → 1,46 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#include <arch/mm/frame.h> |
#include <genarch/ofw/memory_init.h> |
#include <mm/frame.h> |
#include <config.h> |
#include <align.h> |
void frame_arch_init(void) |
{ |
ofw_init_zones(); |
/* |
* Workaround to prevent slab allocator from allocating frame 0. |
* Frame 0 is |
* a) not mapped by OFW |
* b) would be confused with NULL error return code |
*/ |
frame_mark_unavailable(0, 1); |
} |
/kernel/trunk/arch/sparc64/src/mm/as.c |
---|
0,0 → 1,38 |
/* |
* Copyright (C) 2006 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#include <arch/mm/as.h> |
#include <genarch/mm/as_ht.h> |
#include <genarch/mm/asid_fifo.h> |
/** Architecture dependent address space init. */ |
void as_arch_init(void) |
{ |
as_operations = &as_ht_operations; |
asid_fifo_init(); |
} |
/kernel/trunk/arch/sparc64/src/mm/page.c |
---|
0,0 → 1,35 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#include <arch/mm/page.h> |
#include <genarch/mm/page_ht.h> |
void page_arch_init(void) |
{ |
page_mapping_operations = &ht_mapping_operations; |
} |
/kernel/trunk/arch/sparc64/src/console.c |
---|
0,0 → 1,181 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#include <arch/console.h> |
#include <arch/types.h> |
#include <typedefs.h> |
#include <genarch/fb/fb.h> |
#include <arch/drivers/fb.h> |
#include <arch/drivers/i8042.h> |
#include <genarch/i8042/i8042.h> |
#include <genarch/ofw/ofw.h> |
#include <console/chardev.h> |
#include <console/console.h> |
#include <arch/asm.h> |
#include <arch/register.h> |
#include <proc/thread.h> |
#include <synch/mutex.h> |
#include <arch/mm/tlb.h> |
#define KEYBOARD_POLL_PAUSE 50000 /* 50ms */ |
static void ofw_sparc64_putchar(chardev_t *d, const char ch); |
static char ofw_sparc64_getchar(chardev_t *d); |
static void ofw_sparc64_suspend(chardev_t *d); |
static void ofw_sparc64_resume(chardev_t *d); |
mutex_t canwork; |
static volatile int ofw_console_active; |
static chardev_t ofw_sparc64_console; |
static chardev_operations_t ofw_sparc64_console_ops = { |
.write = ofw_sparc64_putchar, |
.read = ofw_sparc64_getchar, |
.resume = ofw_sparc64_resume, |
.suspend = ofw_sparc64_suspend |
}; |
/** Initialize kernel console to use OpenFirmware services. */ |
void ofw_sparc64_console_init(void) |
{ |
chardev_initialize("ofw_sparc64_console", &ofw_sparc64_console, &ofw_sparc64_console_ops); |
stdin = &ofw_sparc64_console; |
stdout = &ofw_sparc64_console; |
mutex_initialize(&canwork); |
ofw_console_active = 1; |
} |
/** Initialize kernel console to use framebuffer and keyboard directly. */ |
void standalone_sparc64_console_init(void) |
{ |
ofw_console_active = 0; |
stdin = NULL; |
dtlb_insert_mapping(FB_VIRT_ADDRESS, FB_PHYS_ADDRESS, PAGESIZE_4M, true, false); |
dtlb_insert_mapping(KBD_VIRT_ADDRESS, KBD_PHYS_ADDRESS, PAGESIZE_8K, true, false); |
fb_init(FB_VIRT_ADDRESS, FB_X_RES, FB_Y_RES, FB_COLOR_DEPTH/8); |
i8042_init(); |
} |
/** Write one character using OpenFirmware. |
* |
* @param d Character device (ignored). |
* @param ch Character to be written. |
*/ |
void ofw_sparc64_putchar(chardev_t *d, const char ch) |
{ |
pstate_reg_t pstate; |
/* |
* 32-bit OpenFirmware depends on PSTATE.AM bit set. |
*/ |
pstate.value = pstate_read(); |
pstate.am = true; |
pstate_write(pstate.value); |
if (ch == '\n') |
ofw_putchar('\r'); |
ofw_putchar(ch); |
pstate.am = false; |
pstate_write(pstate.value); |
} |
/** Read one character using OpenFirmware. |
* |
* The call is non-blocking. |
* |
* @param d Character device (ignored). |
* @return Character read or zero if no character was read. |
*/ |
char ofw_sparc64_getchar(chardev_t *d) |
{ |
char ch; |
pstate_reg_t pstate; |
/* |
* 32-bit OpenFirmware depends on PSTATE.AM bit set. |
*/ |
pstate.value = pstate_read(); |
pstate.am = true; |
pstate_write(pstate.value); |
ch = ofw_getchar(); |
pstate.am = false; |
pstate_write(pstate.value); |
return ch; |
} |
void ofw_sparc64_suspend(chardev_t *d) |
{ |
mutex_lock(&canwork); |
} |
void ofw_sparc64_resume(chardev_t *d) |
{ |
mutex_unlock(&canwork); |
} |
/** Kernel thread for pushing characters read from OFW to input buffer. |
* |
* @param arg Ignored. |
*/ |
void kofwinput(void *arg) |
{ |
while (ofw_console_active) { |
char ch = 0; |
mutex_lock(&canwork); |
mutex_unlock(&canwork); |
ch = ofw_sparc64_getchar(NULL); |
if (ch) { |
if (ch == '\r') |
ch = '\n'; |
chardev_push_character(&ofw_sparc64_console, ch); |
} |
thread_usleep(KEYBOARD_POLL_PAUSE); |
} |
} |
/** Kernel thread for polling keyboard. |
* |
* @param arg Ignored. |
*/ |
void kkbdpoll(void *arg) |
{ |
while (1) { |
i8042_poll(); |
thread_usleep(KEYBOARD_POLL_PAUSE); |
} |
} |
/kernel/trunk/arch/sparc64/src/sparc64.c |
---|
0,0 → 1,76 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#include <arch.h> |
#include <debug.h> |
#include <arch/trap/trap.h> |
#include <arch/console.h> |
#include <arch/drivers/tick.h> |
#include <proc/thread.h> |
void arch_pre_mm_init(void) |
{ |
interrupts_disable(); |
ofw_sparc64_console_init(); |
trap_init(); |
tick_init(); |
} |
void arch_post_mm_init(void) |
{ |
standalone_sparc64_console_init(); |
} |
void arch_pre_smp_init(void) |
{ |
} |
void arch_post_smp_init(void) |
{ |
thread_t *t; |
/* |
* Create thread that reads characters from OFW's input. |
*/ |
t = thread_create(kofwinput, NULL, TASK, 0); |
if (!t) |
panic("cannot create kofwinput\n"); |
thread_ready(t); |
/* |
* Create thread that polls keyboard. |
*/ |
t = thread_create(kkbdpoll, NULL, TASK, 0); |
if (!t) |
panic("cannot create kkbdpoll\n"); |
thread_ready(t); |
} |
void calibrate_delay_loop(void) |
{ |
} |
/kernel/trunk/arch/sparc64/src/trap/exception.c |
---|
0,0 → 1,55 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#include <arch/trap/exception.h> |
#include <arch/asm.h> |
#include <debug.h> |
/** Handle instruction_access_exception. */ |
void do_instruction_access_exc(void) |
{ |
panic("Instruction Access Exception\n"); |
} |
/** Handle mem_address_not_aligned. */ |
void do_mem_address_not_aligned(void) |
{ |
panic("Memory Address Not Aligned\n"); |
} |
/** Handle data_access_error. */ |
void do_data_access_error(void) |
{ |
panic("Data Access Error: %P\n", tpc_read()); |
} |
/** Handle mem_address_not_aligned. */ |
void do_illegal_instruction(void) |
{ |
panic("Illegal Instruction: %P\n", tpc_read()); |
} |
/kernel/trunk/arch/sparc64/src/trap/trap_table.S |
---|
0,0 → 1,379 |
# |
# Copyright (C) 2005 Jakub Jermar |
# All rights reserved. |
# |
# Redistribution and use in source and binary forms, with or without |
# modification, are permitted provided that the following conditions |
# are met: |
# |
# - Redistributions of source code must retain the above copyright |
# notice, this list of conditions and the following disclaimer. |
# - Redistributions in binary form must reproduce the above copyright |
# notice, this list of conditions and the following disclaimer in the |
# documentation and/or other materials provided with the distribution. |
# - The name of the author may not be used to endorse or promote products |
# derived from this software without specific prior written permission. |
# |
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
# |
/** |
* This file contains kernel trap table. |
*/ |
.register %g2, #scratch |
.register %g3, #scratch |
.register %g6, #scratch |
.register %g7, #scratch |
.text |
#include <arch/trap/trap_table.h> |
#include <arch/trap/regwin.h> |
#include <arch/trap/interrupt.h> |
#include <arch/trap/exception.h> |
#include <arch/trap/mmu.h> |
#include <arch/stack.h> |
#define TABLE_SIZE TRAP_TABLE_SIZE |
#define ENTRY_SIZE TRAP_TABLE_ENTRY_SIZE |
/* |
* Kernel trap table. |
*/ |
.align TABLE_SIZE |
.global trap_table |
trap_table: |
/* TT = 0x08, TL = 0, instruction_access_exception */ |
.org trap_table + TT_INSTRUCTION_ACCESS_EXCEPTION*ENTRY_SIZE |
.global instruction_access_exception |
instruction_access_exception: |
SIMPLE_HANDLER do_instruction_access_exc |
/* TT = 0x10, TL = 0, illegal_instruction */ |
.org trap_table + TT_ILLEGAL_INSTRUCTION*ENTRY_SIZE |
.global illegal_instruction |
illegal_instruction: |
SIMPLE_HANDLER do_illegal_instruction |
/* TT = 0x24, TL = 0, clean_window handler */ |
.org trap_table + TT_CLEAN_WINDOW*ENTRY_SIZE |
.global clean_window_handler |
clean_window_handler: |
CLEAN_WINDOW_HANDLER |
/* TT = 0x32, TL = 0, data_access_error */ |
.org trap_table + TT_DATA_ACCESS_ERROR*ENTRY_SIZE |
.global data_access_error |
data_access_error: |
SIMPLE_HANDLER do_data_access_error |
/* TT = 0x34, TL = 0, mem_address_not_aligned */ |
.org trap_table + TT_MEM_ADDRESS_NOT_ALIGNED*ENTRY_SIZE |
.global mem_address_not_aligned |
mem_address_not_aligned: |
SIMPLE_HANDLER do_mem_address_not_aligned |
/* TT = 0x41, TL = 0, interrupt_level_1 handler */ |
.org trap_table + TT_INTERRUPT_LEVEL_1*ENTRY_SIZE |
.global interrupt_level_1_handler |
interrupt_level_1_handler: |
INTERRUPT_LEVEL_N_HANDLER 1 |
/* TT = 0x42, TL = 0, interrupt_level_2 handler */ |
.org trap_table + TT_INTERRUPT_LEVEL_2*ENTRY_SIZE |
.global interrupt_level_2_handler |
interrupt_level_2_handler: |
INTERRUPT_LEVEL_N_HANDLER 2 |
/* TT = 0x43, TL = 0, interrupt_level_3 handler */ |
.org trap_table + TT_INTERRUPT_LEVEL_3*ENTRY_SIZE |
.global interrupt_level_3_handler |
interrupt_level_3_handler: |
INTERRUPT_LEVEL_N_HANDLER 3 |
/* TT = 0x44, TL = 0, interrupt_level_4 handler */ |
.org trap_table + TT_INTERRUPT_LEVEL_4*ENTRY_SIZE |
.global interrupt_level_4_handler |
interrupt_level_4_handler: |
INTERRUPT_LEVEL_N_HANDLER 4 |
/* TT = 0x45, TL = 0, interrupt_level_5 handler */ |
.org trap_table + TT_INTERRUPT_LEVEL_5*ENTRY_SIZE |
.global interrupt_level_5_handler |
interrupt_level_5_handler: |
INTERRUPT_LEVEL_N_HANDLER 5 |
/* TT = 0x46, TL = 0, interrupt_level_6 handler */ |
.org trap_table + TT_INTERRUPT_LEVEL_6*ENTRY_SIZE |
.global interrupt_level_6_handler |
interrupt_level_6_handler: |
INTERRUPT_LEVEL_N_HANDLER 6 |
/* TT = 0x47, TL = 0, interrupt_level_7 handler */ |
.org trap_table + TT_INTERRUPT_LEVEL_7*ENTRY_SIZE |
.global interrupt_level_7_handler |
interrupt_level_7_handler: |
INTERRUPT_LEVEL_N_HANDLER 7 |
/* TT = 0x48, TL = 0, interrupt_level_8 handler */ |
.org trap_table + TT_INTERRUPT_LEVEL_8*ENTRY_SIZE |
.global interrupt_level_8_handler |
interrupt_level_8_handler: |
INTERRUPT_LEVEL_N_HANDLER 8 |
/* TT = 0x49, TL = 0, interrupt_level_9 handler */ |
.org trap_table + TT_INTERRUPT_LEVEL_9*ENTRY_SIZE |
.global interrupt_level_9_handler |
interrupt_level_9_handler: |
INTERRUPT_LEVEL_N_HANDLER 9 |
/* TT = 0x4a, TL = 0, interrupt_level_10 handler */ |
.org trap_table + TT_INTERRUPT_LEVEL_10*ENTRY_SIZE |
.global interrupt_level_10_handler |
interrupt_level_10_handler: |
INTERRUPT_LEVEL_N_HANDLER 10 |
/* TT = 0x4b, TL = 0, interrupt_level_11 handler */ |
.org trap_table + TT_INTERRUPT_LEVEL_11*ENTRY_SIZE |
.global interrupt_level_11_handler |
interrupt_level_11_handler: |
INTERRUPT_LEVEL_N_HANDLER 11 |
/* TT = 0x4c, TL = 0, interrupt_level_12 handler */ |
.org trap_table + TT_INTERRUPT_LEVEL_12*ENTRY_SIZE |
.global interrupt_level_12_handler |
interrupt_level_12_handler: |
INTERRUPT_LEVEL_N_HANDLER 12 |
/* TT = 0x4d, TL = 0, interrupt_level_13 handler */ |
.org trap_table + TT_INTERRUPT_LEVEL_13*ENTRY_SIZE |
.global interrupt_level_13_handler |
interrupt_level_13_handler: |
INTERRUPT_LEVEL_N_HANDLER 13 |
/* TT = 0x4e, TL = 0, interrupt_level_14 handler */ |
.org trap_table + TT_INTERRUPT_LEVEL_14*ENTRY_SIZE |
.global interrupt_level_14_handler |
interrupt_level_14_handler: |
INTERRUPT_LEVEL_N_HANDLER 14 |
/* TT = 0x4f, TL = 0, interrupt_level_15 handler */ |
.org trap_table + TT_INTERRUPT_LEVEL_15*ENTRY_SIZE |
.global interrupt_level_15_handler |
interrupt_level_15_handler: |
INTERRUPT_LEVEL_N_HANDLER 15 |
/* TT = 0x60, TL = 0, interrupt_vector_trap handler */ |
.org trap_table + TT_INTERRUPT_VECTOR_TRAP*ENTRY_SIZE |
.global interrupt_vector_trap_handler |
interrupt_vector_trap_handler: |
INTERRUPT_VECTOR_TRAP_HANDLER |
/* TT = 0x64, TL = 0, fast_instruction_access_MMU_miss */ |
.org trap_table + TT_FAST_INSTRUCTION_ACCESS_MMU_MISS*ENTRY_SIZE |
.global fast_instruction_access_mmu_miss_handler |
fast_instruction_access_mmu_miss_handler: |
FAST_INSTRUCTION_ACCESS_MMU_MISS_HANDLER |
/* TT = 0x68, TL = 0, fast_data_access_MMU_miss */ |
.org trap_table + TT_FAST_DATA_ACCESS_MMU_MISS*ENTRY_SIZE |
.global fast_data_access_mmu_miss_handler |
fast_data_access_mmu_miss_handler: |
FAST_DATA_ACCESS_MMU_MISS_HANDLER |
/* TT = 0x6c, TL = 0, fast_data_access_protection */ |
.org trap_table + TT_FAST_DATA_ACCESS_PROTECTION*ENTRY_SIZE |
.global fast_data_access_protection_handler |
fast_data_access_protection_handler: |
FAST_DATA_ACCESS_PROTECTION_HANDLER |
/* TT = 0x80, TL = 0, spill_0_normal handler */ |
.org trap_table + TT_SPILL_0_NORMAL*ENTRY_SIZE |
.global spill_0_normal |
spill_0_normal: |
SPILL_NORMAL_HANDLER |
/* TT = 0xc0, TL = 0, fill_0_normal handler */ |
.org trap_table + TT_FILL_0_NORMAL*ENTRY_SIZE |
.global fill_0_normal |
fill_0_normal: |
FILL_NORMAL_HANDLER |
/* |
* Handlers for TL>0. |
*/ |
/* TT = 0x08, TL > 0, instruction_access_exception */ |
.org trap_table + (TT_INSTRUCTION_ACCESS_EXCEPTION+512)*ENTRY_SIZE |
.global instruction_access_exception_high |
instruction_access_exception_high: |
SIMPLE_HANDLER do_instruction_access_exc |
/* TT = 0x10, TL > 0, illegal_instruction */ |
.org trap_table + (TT_ILLEGAL_INSTRUCTION+512)*ENTRY_SIZE |
.global illegal_instruction_high |
illegal_instruction_high: |
SIMPLE_HANDLER do_illegal_instruction |
/* TT = 0x24, TL > 0, clean_window handler */ |
.org trap_table + (TT_CLEAN_WINDOW+512)*ENTRY_SIZE |
.global clean_window_handler_high |
clean_window_handler_high: |
CLEAN_WINDOW_HANDLER |
/* TT = 0x32, TL > 0, data_access_error */ |
.org trap_table + (TT_DATA_ACCESS_ERROR+512)*ENTRY_SIZE |
.global data_access_error_high |
data_access_error_high: |
SIMPLE_HANDLER do_data_access_error |
/* TT = 0x34, TL > 0, mem_address_not_aligned */ |
.org trap_table + (TT_MEM_ADDRESS_NOT_ALIGNED+512)*ENTRY_SIZE |
.global mem_address_not_aligned_high |
mem_address_not_aligned_high: |
SIMPLE_HANDLER do_mem_address_not_aligned |
/* TT = 0x64, TL > 0, fast_instruction_access_MMU_miss */ |
.org trap_table + (TT_FAST_INSTRUCTION_ACCESS_MMU_MISS+512)*ENTRY_SIZE |
.global fast_instruction_access_mmu_miss_handler_high |
fast_instruction_access_mmu_miss_handler_high: |
FAST_INSTRUCTION_ACCESS_MMU_MISS_HANDLER |
/* TT = 0x68, TL > 0, fast_data_access_MMU_miss */ |
.org trap_table + (TT_FAST_DATA_ACCESS_MMU_MISS+512)*ENTRY_SIZE |
.global fast_data_access_mmu_miss_handler_high |
fast_data_access_mmu_miss_handler_high: |
FAST_DATA_ACCESS_MMU_MISS_HANDLER |
/* TT = 0x6c, TL > 0, fast_data_access_protection */ |
.org trap_table + (TT_FAST_DATA_ACCESS_PROTECTION+512)*ENTRY_SIZE |
.global fast_data_access_protection_handler_high |
fast_data_access_protection_handler_high: |
FAST_DATA_ACCESS_PROTECTION_HANDLER |
/* TT = 0x80, TL > 0, spill_0_normal handler */ |
.org trap_table + (TT_SPILL_0_NORMAL+512)*ENTRY_SIZE |
.global spill_0_normal_high |
spill_0_normal_high: |
SPILL_NORMAL_HANDLER |
/* TT = 0xc0, TL > 0, fill_0_normal handler */ |
.org trap_table + (TT_FILL_0_NORMAL+512)*ENTRY_SIZE |
.global fill_0_normal_high |
fill_0_normal_high: |
FILL_NORMAL_HANDLER |
/* Preemptible trap handler. |
* |
* This trap handler makes arrangements to |
* make calling scheduler() possible. |
* |
* The caller is responsible for doing save |
* and allocating PREEMPTIBLE_HANDLER_STACK_FRAME_SIZE |
* bytes on stack. |
* |
* Input registers: |
* %l0 Address of function to call. |
* Output registers: |
* %l1 - %l7 Copy of %g1 - %g7 |
*/ |
.global preemptible_handler |
preemptible_handler: |
/* |
* Save TSTATE, TPC, TNPC and PSTATE aside. |
*/ |
rdpr %tstate, %g1 |
rdpr %tpc, %g2 |
rdpr %tnpc, %g3 |
rdpr %pstate, %g4 |
stx %g1, [%fp + STACK_BIAS + SAVED_TSTATE] |
stx %g2, [%fp + STACK_BIAS + SAVED_TPC] |
stx %g3, [%fp + STACK_BIAS + SAVED_TNPC] |
stx %g4, [%fp + STACK_BIAS + SAVED_PSTATE] |
/* |
* Write 0 to TL. |
*/ |
wrpr %g0, 0, %tl |
/* |
* Alter PSTATE. |
* - switch to normal globals. |
*/ |
and %g4, ~1, %g4 ! mask alternate globals |
wrpr %g4, 0, %pstate |
/* |
* Save the normal globals. |
*/ |
SAVE_GLOBALS |
/* |
* Call the higher-level handler. |
*/ |
call %l0 |
nop |
/* |
* Restore the normal global register set. |
*/ |
RESTORE_GLOBALS |
/* |
* Restore PSTATE from saved copy. |
* Alternate globals become active. |
*/ |
ldx [%fp + STACK_BIAS + SAVED_PSTATE], %l4 |
wrpr %l4, 0, %pstate |
/* |
* Write 1 to TL. |
*/ |
wrpr %g0, 1, %tl |
/* |
* Read TSTATE, TPC and TNPC from saved copy. |
*/ |
ldx [%fp + STACK_BIAS + SAVED_TSTATE], %g1 |
ldx [%fp + STACK_BIAS + SAVED_TPC], %g2 |
ldx [%fp + STACK_BIAS + SAVED_TNPC], %g3 |
/* |
* Do restore to match the save instruction from the top-level handler. |
*/ |
restore |
/* |
* On execution of retry instruction, CWP will be restored from TSTATE register. |
* However, because of scheduling, it is possible that CWP in saved TSTATE |
* is different from current CWP. The following chunk of code fixes CWP |
* in the saved copy of TSTATE. |
*/ |
rdpr %cwp, %g4 ! read current CWP |
and %g1, ~0x1f, %g1 ! clear CWP field in saved TSTATE |
or %g1, %g4, %g1 ! write current CWP to TSTATE |
/* |
* Restore TSTATE, TPC and TNPC from saved copies. |
*/ |
wrpr %g1, 0, %tstate |
wrpr %g2, 0, %tpc |
wrpr %g3, 0, %tnpc |
/* |
* Return from interrupt. |
*/ |
retry |
/kernel/trunk/arch/sparc64/src/trap/trap.c |
---|
0,0 → 1,45 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#include <arch/trap/trap.h> |
#include <arch/trap/trap_table.h> |
#include <arch/trap/regwin.h> |
#include <arch/trap/exception.h> |
#include <arch/trap/interrupt.h> |
#include <arch/trap/mmu.h> |
#include <arch/asm.h> |
#include <memstr.h> |
#include <debug.h> |
#include <arch/types.h> |
#include <typedefs.h> |
#include <arch/drivers/tick.h> |
/** Initialize trap table. */ |
void trap_init(void) |
{ |
} |
/kernel/trunk/arch/sparc64/src/trap/interrupt.c |
---|
0,0 → 1,45 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#include <arch/interrupt.h> |
#include <interrupt.h> |
#include <arch/types.h> |
#include <debug.h> |
/** Register Interrupt Level Handler. |
* |
* @param n Interrupt Level (1 - 15). |
* @param name Short descriptive string. |
* @param f Handler. |
*/ |
void interrupt_register(int n, const char *name, iroutine f) |
{ |
ASSERT(n >= IVT_FIRST && n <= IVT_ITEMS); |
exc_register(n - 1, name, f); |
} |
/kernel/trunk/arch/sparc64/src/start.S |
---|
0,0 → 1,113 |
# |
# Copyright (C) 2005 Jakub Jermar |
# All rights reserved. |
# |
# Redistribution and use in source and binary forms, with or without |
# modification, are permitted provided that the following conditions |
# are met: |
# |
# - Redistributions of source code must retain the above copyright |
# notice, this list of conditions and the following disclaimer. |
# - Redistributions in binary form must reproduce the above copyright |
# notice, this list of conditions and the following disclaimer in the |
# documentation and/or other materials provided with the distribution. |
# - The name of the author may not be used to endorse or promote products |
# derived from this software without specific prior written permission. |
# |
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
# |
#include <arch/boot/boot.h> |
.register %g2, #scratch |
.register %g3, #scratch |
.register %g6, #scratch |
.register %g7, #scratch |
.section K_TEXT_START, "ax" |
/* |
* Here is where the kernel is passed control. |
* The code must be position independent until |
* the kernel relocates itself to its VMA. |
*/ |
.global kernel_image_start |
kernel_image_start: |
0: |
b 1f |
nop |
/* |
* This header forces SILO to load the kernel at 0x4000. |
* More precisely, SILO will think this is an old version of Linux. |
*/ |
.ascii "HdrS" |
.word 0 |
.half 0 |
.align 8 |
1: |
flushw ! flush all but the active register window |
/* |
* Prepare to copy the kernel image to 4M. |
*/ |
set LMA, %g1 ! source address |
set VMA, %g2 ! destination address |
set hardcoded_ktext_size, %g3 ! link address of hardcoded_ktext_size |
set hardcoded_kdata_size, %g4 ! link address of hardcoded_kdata_size |
sub %g3, %g2, %g3 ! offset of hardcoded_ktext_size from the beginning of the load address |
sub %g4, %g2, %g4 ! offset of hardcoded_kdata_size from the beginning of the load address |
ldx [%g3 + %g1], %g3 ! hardcoded_ktext_size -> %g3 |
ldx [%g4 + %g1], %g4 ! hardcoded_kdata_size -> %g4 |
add %g3, %g4, %g3 ! size of kernel text and data |
/* |
* Start copying the kernel from higher addresses towards lower addresses. |
*/ |
2: dec %g3 |
ldub [%g1 + %g3], %g4 |
stb %g4, [%g2 + %g3] |
cmp %g3, 0 |
bnz 2b |
nop |
set relocated, %g1 |
jmp %g1 |
nop |
relocated: |
set ofw, %l0 |
call ofw_init |
stx %o4, [%l0] |
call ofw_init_memmap |
nop |
wrpr %r0, 0, %pil |
call main_bsp |
nop |
/* Not reached. */ |
2: |
b 2b |
nop |
/kernel/trunk/arch/sparc64/src/panic.S |
---|
0,0 → 1,40 |
# |
# Copyright (C) 2005 Jakub Jermar |
# All rights reserved. |
# |
# Redistribution and use in source and binary forms, with or without |
# modification, are permitted provided that the following conditions |
# are met: |
# |
# - Redistributions of source code must retain the above copyright |
# notice, this list of conditions and the following disclaimer. |
# - Redistributions in binary form must reproduce the above copyright |
# notice, this list of conditions and the following disclaimer in the |
# documentation and/or other materials provided with the distribution. |
# - The name of the author may not be used to endorse or promote products |
# derived from this software without specific prior written permission. |
# |
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
# |
.text |
#include <arch/stack.h> |
.global panic_printf |
panic_printf: |
call printf |
nop |
call halt |
nop |
/* Not reached. */ |
/kernel/trunk/arch/sparc64/src/context.S |
---|
0,0 → 1,108 |
# |
# Copyright (C) 2005 Jakub Jermar |
# All rights reserved. |
# |
# Redistribution and use in source and binary forms, with or without |
# modification, are permitted provided that the following conditions |
# are met: |
# |
# - Redistributions of source code must retain the above copyright |
# notice, this list of conditions and the following disclaimer. |
# - Redistributions in binary form must reproduce the above copyright |
# notice, this list of conditions and the following disclaimer in the |
# documentation and/or other materials provided with the distribution. |
# - The name of the author may not be used to endorse or promote products |
# derived from this software without specific prior written permission. |
# |
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
# |
#include <arch/context_offset.h> |
#include <arch/stack.h> |
/** |
* Both context_save_arch() and context_restore_arch() are |
* leaf-optimized procedures. This kind of optimization |
* is very important and prevents any implicit window |
* spill/fill/clean traps in these very core kernel |
* functions. |
*/ |
.text |
.global context_save_arch |
.global context_restore_arch |
.macro CONTEXT_STORE r |
stx %sp, [\r + OFFSET_SP] |
stx %o7, [\r + OFFSET_PC] |
stx %i0, [\r + OFFSET_I0] |
stx %i1, [\r + OFFSET_I1] |
stx %i2, [\r + OFFSET_I2] |
stx %i3, [\r + OFFSET_I3] |
stx %i4, [\r + OFFSET_I4] |
stx %i5, [\r + OFFSET_I5] |
stx %fp, [\r + OFFSET_FP] |
stx %i7, [\r + OFFSET_I7] |
stx %l0, [\r + OFFSET_L0] |
stx %l1, [\r + OFFSET_L1] |
stx %l2, [\r + OFFSET_L2] |
stx %l3, [\r + OFFSET_L3] |
stx %l4, [\r + OFFSET_L4] |
stx %l5, [\r + OFFSET_L5] |
stx %l6, [\r + OFFSET_L6] |
stx %l7, [\r + OFFSET_L7] |
rdpr %cleanwin, %g1 |
stx %g1, [\r + OFFSET_CLEANWIN] |
.endm |
.macro CONTEXT_LOAD r |
ldx [\r + OFFSET_SP], %sp |
ldx [\r + OFFSET_PC], %o7 |
ldx [\r + OFFSET_I0], %i0 |
ldx [\r + OFFSET_I1], %i1 |
ldx [\r + OFFSET_I2], %i2 |
ldx [\r + OFFSET_I3], %i3 |
ldx [\r + OFFSET_I4], %i4 |
ldx [\r + OFFSET_I5], %i5 |
ldx [\r + OFFSET_FP], %fp |
ldx [\r + OFFSET_I7], %i7 |
ldx [\r + OFFSET_L0], %l0 |
ldx [\r + OFFSET_L1], %l1 |
ldx [\r + OFFSET_L2], %l2 |
ldx [\r + OFFSET_L3], %l3 |
ldx [\r + OFFSET_L4], %l4 |
ldx [\r + OFFSET_L5], %l5 |
ldx [\r + OFFSET_L6], %l6 |
ldx [\r + OFFSET_L7], %l7 |
ldx [\r + OFFSET_CLEANWIN], %g1 |
wrpr %g1, %g0, %cleanwin |
.endm |
context_save_arch: |
CONTEXT_STORE %o0 |
retl |
mov 1, %o0 ! context_save_arch returns 1 |
context_restore_arch: |
# |
# Flush all active windows. |
# This is essential, because CONTEXT_LOAD overwrites |
# %sp of CWP - 1 with the value written to %fp of CWP. |
# Flushing all active windows mitigates this problem |
# as CWP - 1 becomes the overlap window. |
# |
flushw |
CONTEXT_LOAD %o0 |
retl |
xor %o0, %o0, %o0 ! context_restore_arch returns 0 |
/kernel/trunk/arch/sparc64/src/drivers/tick.c |
---|
0,0 → 1,82 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#include <arch/drivers/tick.h> |
#include <arch/interrupt.h> |
#include <arch/asm.h> |
#include <arch/register.h> |
#include <debug.h> |
#include <time/clock.h> |
/** Initialize tick interrupt. */ |
void tick_init(void) |
{ |
tick_compare_reg_t compare; |
interrupt_register(14, "tick_int", tick_interrupt); |
compare.int_dis = false; |
compare.tick_cmpr = TICK_DELTA; |
tick_compare_write(compare.value); |
tick_write(0); |
} |
/** Process tick interrupt. |
* |
* @param n Interrupt Level, 14, (can be ignored) |
* @param stack Stack pointer of the interrupted context. |
*/ |
void tick_interrupt(int n, void *stack) |
{ |
softint_reg_t softint, clear; |
softint.value = softint_read(); |
/* |
* Make sure we are servicing interrupt_level_14 |
*/ |
ASSERT(n == 14); |
/* |
* Make sure we are servicing TICK_INT. |
*/ |
ASSERT(softint.tick_int); |
/* |
* Clear tick interrupt. |
*/ |
clear.value = 0; |
clear.tick_int = 1; |
clear_softint_write(clear.value); |
/* |
* Restart counter. |
*/ |
tick_write(0); |
clock(); |
} |
/kernel/trunk/arch/sparc64/src/dummy.s |
---|
0,0 → 1,66 |
# |
# Copyright (C) 2005 Jakub Jermar |
# All rights reserved. |
# |
# Redistribution and use in source and binary forms, with or without |
# modification, are permitted provided that the following conditions |
# are met: |
# |
# - Redistributions of source code must retain the above copyright |
# notice, this list of conditions and the following disclaimer. |
# - Redistributions in binary form must reproduce the above copyright |
# notice, this list of conditions and the following disclaimer in the |
# documentation and/or other materials provided with the distribution. |
# - The name of the author may not be used to endorse or promote products |
# derived from this software without specific prior written permission. |
# |
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
# |
.text |
.global asm_delay_loop |
.global cpu_sleep |
.global fmath_dpow |
.global fmath_fint |
.global fmath_get_decimal_exponent |
.global fmath_is_infinity |
.global fmath_is_nan |
.global fpu_context_restore |
.global fpu_context_save |
.global fpu_enable |
.global fpu_init |
.global userspace |
.global dummy |
asm_delay_loop: |
cpu_sleep: |
fmath_dpow: |
fmath_fint: |
fmath_get_decimal_exponent: |
fmath_is_infinity: |
fmath_is_nan: |
fpu_context_restore: |
fpu_context_save: |
fpu_enable: |
fpu_init: |
userspace: |
dummy: |
retl |
nop |
.global cpu_halt |
cpu_halt: |
b cpu_halt |
nop |
/kernel/trunk/arch/sparc64/src/cpu/cpu.c |
---|
0,0 → 1,91 |
/* |
* Copyright (C) 2005 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#include <cpu.h> |
#include <arch.h> |
#include <arch/register.h> |
#include <arch/asm.h> |
#include <print.h> |
void cpu_arch_init(void) |
{ |
} |
void cpu_identify(void) |
{ |
CPU->arch.ver.value = ver_read(); |
} |
void cpu_print_report(cpu_t *m) |
{ |
char *manuf, *impl; |
switch (CPU->arch.ver.manuf) { |
case MANUF_FUJITSU: |
manuf = "Fujitsu"; |
break; |
case MANUF_ULTRASPARC: |
manuf = "UltraSPARC"; |
break; |
case MANUF_SUN: |
manuf = "Sun"; |
break; |
default: |
manuf = "Unknown"; |
break; |
} |
switch (CPU->arch.ver.impl) { |
case IMPL_ULTRASPARCI: |
impl = "UltraSPARC I"; |
break; |
case IMPL_ULTRASPARCII: |
impl = "UltraSPARC II"; |
break; |
case IMPL_ULTRASPARCII_I: |
impl = "UltraSPARC IIi"; |
break; |
case IMPL_ULTRASPARCII_E: |
impl = "UltraSPARC IIe"; |
break; |
case IMPL_ULTRASPARCIII: |
impl = "UltraSPARC III"; |
break; |
case IMPL_ULTRASPARCIV_PLUS: |
impl = "UltraSPARC IV+"; |
break; |
case IMPL_SPARC64V: |
impl = "SPARC 64V"; |
break; |
default: |
impl = "Unknown"; |
break; |
} |
printf("cpu%d: manuf=%s, impl=%s, mask=%d\n", CPU->id, manuf, impl, CPU->arch.ver.mask); |
} |
/kernel/trunk/arch/sparc64/src/asm.S |
---|
0,0 → 1,41 |
# |
# Copyright (C) 2005 Jakub Jermar |
# All rights reserved. |
# |
# Redistribution and use in source and binary forms, with or without |
# modification, are permitted provided that the following conditions |
# are met: |
# |
# - Redistributions of source code must retain the above copyright |
# notice, this list of conditions and the following disclaimer. |
# - Redistributions in binary form must reproduce the above copyright |
# notice, this list of conditions and the following disclaimer in the |
# documentation and/or other materials provided with the distribution. |
# - The name of the author may not be used to endorse or promote products |
# derived from this software without specific prior written permission. |
# |
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
# |
.text |
.global memcpy |
.global memsetb |
memcpy: |
b _memcpy |
nop |
memsetb: |
b _memsetb |
nop |
/kernel/trunk/arch/sparc64/Makefile.inc |
---|
0,0 → 1,89 |
# |
# Copyright (C) 2005 Martin Decky |
# All rights reserved. |
# |
# Redistribution and use in source and binary forms, with or without |
# modification, are permitted provided that the following conditions |
# are met: |
# |
# - Redistributions of source code must retain the above copyright |
# notice, this list of conditions and the following disclaimer. |
# - Redistributions in binary form must reproduce the above copyright |
# notice, this list of conditions and the following disclaimer in the |
# documentation and/or other materials provided with the distribution. |
# - The name of the author may not be used to endorse or promote products |
# derived from this software without specific prior written permission. |
# |
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
# |
## Toolchain configuration |
# |
BFD_NAME = elf64-sparc |
BFD_ARCH = sparc |
BFD = elf64-sparc |
TARGET = sparc64-linux-gnu |
TOOLCHAIN_DIR = /usr/local/sparc64/bin |
## Make some default assumptions |
# |
CFLAGS += -mcpu=ultrasparc -m64 |
LFLAGS += -no-check-sections -N |
## Own configuration directives |
# |
CONFIG_OFW = y |
## Compile with page hash table support. |
# |
CONFIG_PAGE_HT = y |
## Compile with support for address space identifiers. |
# |
CONFIG_ASID = y |
CONFIG_ASID_FIFO = y |
## Compile with support for framebuffer. |
# |
CONFIG_FB = y |
## Compile with support for i8042 controller. |
# |
CONFIG_I8042 = y |
ARCH_SOURCES = \ |
arch/$(ARCH)/src/cpu/cpu.c \ |
arch/$(ARCH)/src/asm.S \ |
arch/$(ARCH)/src/panic.S \ |
arch/$(ARCH)/src/console.c \ |
arch/$(ARCH)/src/context.S \ |
arch/$(ARCH)/src/dummy.s \ |
arch/$(ARCH)/src/mm/as.c \ |
arch/$(ARCH)/src/mm/frame.c \ |
arch/$(ARCH)/src/mm/page.c \ |
arch/$(ARCH)/src/mm/tlb.c \ |
arch/$(ARCH)/src/mm/memory_init.c \ |
arch/$(ARCH)/src/sparc64.c \ |
arch/$(ARCH)/src/start.S \ |
arch/$(ARCH)/src/proc/scheduler.c \ |
arch/$(ARCH)/src/trap/trap_table.S \ |
arch/$(ARCH)/src/trap/trap.c \ |
arch/$(ARCH)/src/trap/exception.c \ |
arch/$(ARCH)/src/trap/interrupt.c \ |
arch/$(ARCH)/src/drivers/tick.c |
/kernel/trunk/arch/sparc64/_link.ld.in |
---|
0,0 → 1,49 |
/** SPARC64 linker script |
* |
* It is ELF format, but its only section looks like this: |
* kernel text |
* kernel data |
* |
*/ |
#define __ASM__ |
#include <arch/boot/boot.h> |
ENTRY(kernel_image_start) |
SECTIONS { |
.image VMA: AT (LMA) { |
ktext_start = .; |
*(K_TEXT_START) |
*(.text); |
ktext_end = .; |
kdata_start = .; |
*(K_DATA_START) |
*(.rodata); |
*(.rodata.*); |
*(.data); /* initialized data */ |
*(.sdata); |
*(.sdata2); |
*(.sbss); |
hardcoded_ktext_size = .; |
QUAD(ktext_end - ktext_start); |
hardcoded_kdata_size = .; |
QUAD(kdata_end - kdata_start); |
hardcoded_load_address = .; |
QUAD(VMA); |
*(.bss); /* uninitialized static variables */ |
*(COMMON); /* global variables */ |
symbol_table = .; |
*(symtab.*); /* Symbol table, must be LAST symbol!*/ |
kdata_end = .; |
} |
/DISCARD/ : { |
*(.comment); |
*(.note*); |
} |
} |