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/SPARTAN/trunk/arch/amd64/include/arch.h
0,0 → 1,32
/*
* 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.
*/
#ifndef __amd64_ARCH_H__
#define __amd64_ARCH_H__
#endif

/SPARTAN/trunk/arch/amd64/include/interrupt.h
0,0 → 1,88
/*
* Copyright (C) 2001-2004 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 __INTERRUPT_H__
#define __INTERRUPT_H__
#include <arch/types.h>
#include <arch/pm.h>
#define IVT_ITEMS IDT_ITEMS
#define IVT_EXCBASE 0
#define EXCLAST 31
#define IVT_IRQBASE (IVT_EXCBASE+EXCLAST+1)
#define IRQLAST 15
#define IVT_FREEBASE (IVT_IRQBASE+IRQLAST+1)
#define IRQ_CLK 0
#define IRQ_KBD 1
#define IRQ_PIC1 2
#define IRQ_PIC_SPUR 7
/* this one must have four least significant bits set to ones */
#define VECTOR_APIC_SPUR (IVT_ITEMS-1)
#if (((VECTOR_APIC_SPUR + 1)%16) || VECTOR_APIC_SPUR >= IVT_ITEMS)
#error Wrong definition of VECTOR_APIC_SPUR
#endif
#define VECTOR_PIC_SPUR (IVT_IRQBASE+IRQ_PIC_SPUR)
#define VECTOR_CLK (IVT_IRQBASE+IRQ_CLK)
#define VECTOR_KBD (IVT_IRQBASE+IRQ_KBD)
#define VECTOR_SYSCALL (IVT_FREEBASE+0)
#define VECTOR_TLB_SHOOTDOWN_IPI (IVT_FREEBASE+1)
#define VECTOR_WAKEUP_IPI (IVT_FREEBASE+2)
typedef void (* iroutine)(__u8 n, __native stack[]);
extern void (* disable_irqs_function)(__u16 irqmask);
extern void (* enable_irqs_function)(__u16 irqmask);
extern void (* eoi_function)(void);
extern iroutine trap_register(__u8 n, iroutine f);
extern void trap_dispatcher(__u8 n, __native stack[]);
extern void null_interrupt(__u8 n, __native stack[]);
extern void gp_fault(__u8 n, __native stack[]);
extern void nm_fault(__u8 n, __native stack[]);
extern void ss_fault(__u8 n, __native stack[]);
extern void page_fault(__u8 n, __native stack[]);
extern void syscall(__u8 n, __native stack[]);
extern void tlb_shootdown_ipi(__u8 n, __native stack[]);
extern void wakeup_ipi(__u8 n, __native stack[]);
extern void trap_virtual_enable_irqs(__u16 irqmask);
extern void trap_virtual_disable_irqs(__u16 irqmask);
extern void trap_virtual_eoi(void);
#endif

/SPARTAN/trunk/arch/amd64/include/pm.h
0,0 → 1,156
/*
* Copyright (C) 2001-2004 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 __amd64_PM_H__
#define __amd64_PM_H__
#ifndef __ASM__
# include <arch/types.h>
# include <typedefs.h>
# include <arch/context.h>
#endif
#define IDT_ITEMS 64
#define GDT_ITEMS 8
#define NULL_DES 0
#define KTEXT_DES 1
#define KDATA_DES 2
#define UTEXT_DES 3
#define UDATA_DES 4
#define KTEXT32_DES 5
#define TSS_DES 6
#define gdtselector(des) ((des)<<3)
#define idtselector(des) ((des)<<4)
#define PL_KERNEL 0
#define PL_USER 3
#define AR_PRESENT (1<<7)
#define AR_DATA (2<<3)
#define AR_CODE (3<<3)
#define AR_WRITABLE (1<<1)
#define AR_READABLE (1<<1)
#define AR_TSS (0x9)
#define AR_INTERRUPT (0xe)
#define AR_TRAP (0xf)
#define DPL_KERNEL (PL_KERNEL<<5)
#define DPL_USER (PL_USER<<5)
#define IO_MAP_BASE (104)
#ifndef __ASM__
struct descriptor {
unsigned limit_0_15: 16;
unsigned base_0_15: 16;
unsigned base_16_23: 8;
unsigned access: 8;
unsigned limit_16_19: 4;
unsigned available: 1;
unsigned longmode: 1;
unsigned special: 1;
unsigned granularity : 1;
unsigned base_24_31: 8;
} __attribute__ ((packed));
struct tss_descriptor {
unsigned limit_0_15: 16;
unsigned base_0_15: 16;
unsigned base_16_23: 8;
unsigned type: 4;
unsigned reserve1 : 1;
unsigned dpl : 2;
unsigned present : 1;
unsigned limit_16_19: 4;
unsigned available: 1;
unsigned reserve2: 2;
unsigned granularity : 1;
unsigned base_24_31: 8;
unsigned base_32_63 : 32;
unsigned reserve3 : 32;
} __attribute__ ((packed));
struct idescriptor {
unsigned offset_0_15: 16;
unsigned selector: 16;
unsigned ist:3;
unsigned unused: 5;
unsigned type: 5;
unsigned dpl: 2;
unsigned present : 1;
unsigned offset_16_31: 16;
unsigned offset_32_63: 16;
unsigned reserved : 32;
} __attribute__ ((packed));
struct ptr_16_64 {
__u16 limit;
__u64 base;
} __attribute__ ((packed));
struct tss {
__u32 reserve1;
__u64 rsp0;
__u64 rsp1;
__u64 rsp2;
__u64 reserve2;
__u64 ist1;
__u64 ist2;
__u64 ist3;
__u64 ist4;
__u64 ist5;
__u64 ist6;
__u64 ist7;
__u64 reserve3;
__u16 reserve4;
__u16 iomap;
} __attribute__ ((packed));
extern struct tss *tss_p;
extern struct descriptor gdt[];
extern struct idescriptor idt[];
extern struct ptr_16_64 gdtr;
extern void pm_init(void);
extern void gdt_tss_setbase(struct descriptor *d, __address base);
extern void gdt_tss_setlimit(struct descriptor *d, __u32 limit);
extern void idt_init(void);
extern void idt_setoffset(struct idescriptor *d, __address offset);
extern void tss_initialize(struct tss *t);
#endif /* __ASM__ */
#endif

/SPARTAN/trunk/arch/amd64/include/asm.h
0,0 → 1,137
/*
* 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 __amd64_ASM_H__
#define __amd64_ASM_H__
#include <arch/types.h>
#include <config.h>
void asm_delay_loop(__u32 t);
void asm_fake_loop(__u32 t);
/* TODO: implement the real stuff */
static inline __address get_stack_base(void)
{
return NULL;
}
static inline void cpu_sleep(void) { __asm__("hlt"); };
static inline __u8 inb(__u16 port)
{
__u8 out;
asm (
"mov %0, %%dx;"
"inb %%dx,%%al;"
"mov %%al, %1;"
:"=m"(out)
:"m"(port)
:"%dx","%al"
);
return out;
}
static inline __u8 outb(__u16 port,__u8 b)
{
asm (
"mov %0,%%dx;"
"mov %1,%%al;"
"outb %%al,%%dx;"
:
:"m"( port), "m" (b)
:"%dx","%al"
);
}
/** Set priority level low
*
* Enable interrupts and return previous
* value of EFLAGS.
*/
static inline pri_t cpu_priority_low(void) {
pri_t v;
__asm__ volatile (
"pushfq\n"
"popq %0\n"
"sti\n"
: "=r" (v)
);
return v;
}
/** Set priority level high
*
* Disable interrupts and return previous
* value of EFLAGS.
*/
static inline pri_t cpu_priority_high(void) {
pri_t v;
__asm__ volatile (
"pushfq\n"
"popq %0\n"
"cli\n"
: "=r" (v)
);
return v;
}
/** Restore priority level
*
* Restore EFLAGS.
*/
static inline void cpu_priority_restore(pri_t pri) {
__asm__ volatile (
"pushq %0\n"
"popfq\n"
: : "r" (pri)
);
}
/** Return raw priority level
*
* Return EFLAFS.
*/
static inline pri_t cpu_priority_read(void) {
pri_t v;
__asm__ volatile (
"pushfq\n"
"popq %0\n"
: "=r" (v)
);
return v;
}
extern size_t interrupt_handler_size;
extern void interrupt_handlers(void);
#endif

/SPARTAN/trunk/arch/amd64/include/types.h
0,0 → 1,48
/*
* Copyright (C) 2001-2004 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 __amd64_TYPES_H__
#define __amd64_TYPES_H__
#define NULL 0
typedef signed char __s8;
typedef unsigned char __u8;
typedef unsigned short __u16;
typedef unsigned int __u32;
typedef unsigned long long __u64;
typedef __u64 __address;
/* Flags of processor (return value of cpu_priority_high()) */
typedef __u64 pri_t;
typedef __u64 __native;
#endif

/SPARTAN/trunk/arch/amd64/include/context.h
0,0 → 1,53
/*
* 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.
*/
#ifndef __amd64_CONTEXT_H__
#define __amd64_CONTEXT_H__
#ifndef __amd64_TYPES_H__
# include <arch/types.h>
#endif
#define SP_DELTA 8
struct context {
__u64 sp;
__u64 pc;
__u64 rbx;
__u64 rbp;
__u64 r12;
__u64 r13;
__u64 r14;
__u64 r15;
pri_t pri;
} __attribute__ ((packed));
#endif

/SPARTAN/trunk/arch/amd64/include/boot/memmap.h
0,0 → 1,48
/*
* Copyright (C) 2005 Josef Cejka
* 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 __amd64_MEMMAP_H__
#define __amd64_MEMMAP_H__
#include <arch/boot/memmapasm.h>
#include <arch/types.h>
struct e820memmap_ {
__u64 base_address;
__u64 size;
__u32 type;
} __attribute__ ((packed));
extern struct e820memmap_ e820table[MEMMAP_E820_MAX_RECORDS];
extern __u8 e820counter;
extern __u32 e801memorysize; // size of memory in KB
#endif

/SPARTAN/trunk/arch/amd64/include/boot/memmapasm.h
0,0 → 1,50
/*
* Copyright (C) 2005 Josef Cejka
* 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 __amd64_MEMMAPASM_H__
#define __amd64_MEMMAPASM_H__
/* E820h memory range types - other values*/
/* Free memory */
#define MEMMAP_MEMORY_AVAILABLE 1
/* Not available for OS */
#define MEMMAP_MEMORY_RESERVED 2
/* OS may use it after reading ACPI table */
#define MEMMAP_MEMORY_ACPI 3
/* Unusable, required to be saved and restored across an NVS sleep */
#define MEMMAP_MEMORY_NVS 4
/* Corrupted memory */
#define MEMMAP_MEMORY_UNUSABLE 5
/* size of one entry */
#define MEMMAP_E820_RECORD_SIZE 20
/* maximum entries */
#define MEMMAP_E820_MAX_RECORDS 32
#endif

/SPARTAN/trunk/arch/amd64/include/mm/frame.h
0,0 → 1,38
/*
* 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.
*/
#ifndef __amd64_FRAME_H__
#define __amd64_FRAME_H__
#define FRAME_SIZE 4096
#ifndef __ASM__
extern void frame_arch_init(void);
#endif
#endif

/SPARTAN/trunk/arch/amd64/include/mm/page.h
0,0 → 1,82
/*
* 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.
*/
#ifndef __amd64_PAGE_H__
#define __amd64_PAGE_H__
#ifndef __ASM__
# include <mm/page.h>
# include <arch/mm/frame.h>
# include <arch/types.h>
#endif
#define PAGE_SIZE FRAME_SIZE
#ifndef __ASM__
# define KA2PA(x) (((__address) (x)) + 0x80000000)
# define PA2KA(x) (((__address) (x)) - 0x80000000)
#else
# define KA2PA(x) ((x) + 0x80000000)
# define PA2KA(x) ((x)) - 0x80000000)
#endif
#define PTL0_INDEX_ARCH(vaddr) 0
#define PTL1_INDEX_ARCH(vaddr) 0
#define PTL2_INDEX_ARCH(vaddr) 0
#define PTL3_INDEX_ARCH(vaddr) 0
#define GET_PTL0_ADDRESS_ARCH() 0
#define SET_PTL0_ADDRESS_ARCH(ptl0)
#define GET_PTL1_ADDRESS_ARCH(ptl0, i) ((pte_t *) 0)
#define GET_PTL2_ADDRESS_ARCH(ptl1, i) ((pte_t *) 0)
#define GET_PTL3_ADDRESS_ARCH(ptl2, i) ((pte_t *) 0)
#define GET_FRAME_ADDRESS_ARCH(ptl3, i) ((pte_t *) 0)
#define SET_PTL1_ADDRESS_ARCH(ptl0, i, a)
#define SET_PTL2_ADDRESS_ARCH(ptl1, i, a)
#define SET_PTL3_ADDRESS_ARCH(ptl2, i, a)
#define SET_FRAME_ADDRESS_ARCH(ptl3, i, a)
#define GET_PTL1_FLAGS_ARCH(ptl0, i) 0
#define GET_PTL2_FLAGS_ARCH(ptl1, i) 0
#define GET_PTL3_FLAGS_ARCH(ptl2, i) 0
#define GET_FRAME_FLAGS_ARCH(ptl3, i) 0
#define SET_PTL1_FLAGS_ARCH(ptl0, i, x)
#define SET_PTL2_FLAGS_ARCH(ptl1, i, x)
#define SET_PTL3_FLAGS_ARCH(ptl2, i, x)
#define SET_FRAME_FLAGS_ARCH(ptl3, i, x)
#ifndef __ASM__
extern void page_arch_init(void);
typedef __u64 pte_t;
#endif
#endif

/SPARTAN/trunk/arch/amd64/include/mm/ptl.h
0,0 → 1,43
/*
* Copyright (C) 2005 Ondrej Palkovsky
* 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 __amd64_PTL_H_
#define __amd64_PTL_H_
#define PTL_NO_EXEC (1<<63)
#define PTL_ACCESSED (1<<5)
#define PTL_CACHE_DISABLE (1<<4)
#define PTL_CACHE_THROUGH (1<<3)
#define PTL_USER (1<<2)
#define PTL_WRITABLE (1<<1)
#define PTL_PRESENT 1
#define PTL_2MB_PAGE (1<<7)
#endif

/SPARTAN/trunk/arch/amd64/include/mm/vm.h
0,0 → 1,43
/*
* 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.
*/
#ifndef __amd64_VM_H__
#define __amd64_VM_H__
#include <arch/types.h>
#define KERNEL_ADDRESS_SPACE_START_ARCH (__address) 0xffffffff80000000
#define KERNEL_ADDRESS_SPACE_END_ARCH (__address) 0xffffffffffffffff
#define USER_ADDRESS_SPACE_START_ARCH (__address) 0x0000000000000000
#define USER_ADDRESS_SPACE_END_ARCH (__address) 0x00008fffffffffff
#define UTEXT_ADDRESS_ARCH 0x00001000
#define USTACK_ADDRESS_ARCH (USER_ADDRESS_SPACE_END_ARCH-(PAGE_SIZE-1))
#define UDATA_ADDRESS_ARCH 0x21000000
#endif

/SPARTAN/trunk/arch/amd64/include/mm/memory_init.h
0,0 → 1,36
/*
* 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.
*/
#ifndef __amd64_MEMORY_INIT_H__
#define __amd64_MEMORY_INIT_H__
#include <config.h>
size_t get_memory_size(void);
#endif

/SPARTAN/trunk/arch/amd64/include/barrier.h
0,0 → 1,39
/*
* 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.
*/
#ifndef __amd64_BARRIER_H__
#define __amd64_BARRIER_H__
#define CS_ENTER_BARRIER() __asm__ volatile ("" ::: "memory")
#define CS_LEAVE_BARRIER() __asm__ volatile ("" ::: "memory")
#define memory_barrier()
#define read_barrier()
#define write_barrier()
#endif

/SPARTAN/trunk/arch/amd64/include/cpu.h
0,0 → 1,50
/*
* Copyright (C) 2001-2004 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 __amd64_CPU_H__
#define __amd64_CPU_H__
#include <config.h>
#include <proc/thread.h>
#include <typedefs.h>
#include <arch/pm.h>
#include <arch/asm.h>
struct cpu_arch {
int vendor;
int family;
int model;
int stepping;
struct tss *tss;
};
void set_TS_flag(void);
void reset_TS_flag(void);
#endif

/SPARTAN/trunk/arch/amd64/include/arg.h
0,0 → 1,34
/*
* Copyright (C) 2005 Ondrej Palkovsky
* 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 __amd64_ARG_H__
#define __amd64_ARG_H__
#include <stdarg.h>
#endif

/SPARTAN/trunk/arch/amd64/include/atomic.h
0,0 → 1,45
/*
* 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.
*/
#ifndef __amd64_ATOMIC_H__
#define __amd64_ATOMIC_H__
/*
* TODO: these are just placeholders for real implementations of atomic_inc and atomic_dec.
* WARNING: the following functions cause the code to be preemption-unsafe !!!
*/
static inline atomic_inc(volatile int *val) {
*val++;
}
static inline atomic_dec(volatile int *val) {
*val--;
}
#endif

/SPARTAN/trunk/arch/amd64/include/fpu_context.h
0,0 → 1,37
/*
* 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.
*/
#ifndef __amd64_FPU_CONTEXT_H__
#define __amd64_FPU_CONTEXT_H__
#include <arch/types.h>
struct fpu_context {
};
#endif

/SPARTAN/trunk/arch/amd64/include/faddr.h
0,0 → 1,36
/*
* 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.
*/
#ifndef __amd64_FADDR_H__
#define __amd64_FADDR_H__
#include <arch/types.h>
#define FADDR(fptr) ((__address) (fptr))
#endif

/SPARTAN/trunk/arch/amd64/include/thread.h
0,0 → 1,34
/*
* 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.
*/
#ifndef __amd64_THREAD_H__
#define __amd64_THREAD_H__
#define ARCH_THREAD_DATA
#endif

/SPARTAN/trunk/arch/amd64/src/dummy.s
0,0 → 1,96
#
# 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 userspace
.global before_thread_runs_arch
.global panic_printf
.global cpu_identify
.global cpu_arch_init
.global cpu_sleep
.global cpu_print_report
.global get_memory_size
.global arch_late_init
.global calibrate_delay_loop
.global cpu_halt
.global page_arch_init
.global frame_arch_init
.global dummy
.global trap_register
.global trap_virtual_eoi
.global trap_virtual_enable_irqs
.global rdtsc
.global trap_virtual_disable_irqs
.global enable_irqs_function
.global disable_irqs_function
.global eoi_function
.global syscall
.global null_interrupt
.global interrupt_handler_size
.global gp_fault
.global nm_fault
.global ss_fault
.global interrupt_handlers
.global memcpy
null_interrupt:
interrupt_handler_size:
interrupt_handlers:
gp_fault:
nm_fault:
ss_fault:
eoi_function:
syscall:
enable_irqs_function:
disable_irqs_function:
rdtsc:
trap_virtual_eoi:
trap_virtual_enable_irqs:
trap_virtual_disable_irqs:
trap_register:
before_thread_runs_arch:
userspace:
calibrate_delay_loop:
panic_printf:
cpu_identify:
cpu_arch_init:
cpu_sleep:
cpu_print_report:
get_memory_size:
arch_late_init:
calibrate_delay_loop:
cpu_halt:
page_arch_init:
frame_arch_init:
memcpy:
dummy:
0:
ret

/SPARTAN/trunk/arch/amd64/src/pm.c
0,0 → 1,259
/*
* Copyright (C) 2001-2004 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/pm.h>
#include <arch/mm/page.h>
#include <arch/types.h>
#include <arch/interrupt.h>
#include <arch/asm.h>
#include <config.h>
#include <memstr.h>
#include <mm/heap.h>
#include <debug.h>
/*
* There is no segmentation in long mode so we set up flat mode. In this
* mode, we use, for each privilege level, two segments spanning the
* whole memory. One is for code and one is for data.
*/
struct descriptor gdt[GDT_ITEMS] = {
/* NULL descriptor */
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
/* KTEXT descriptor */
{ .limit_0_15 = 0xffff,
.base_0_15 = 0,
.base_16_23 = 0,
.access = AR_PRESENT | AR_CODE | DPL_KERNEL | AR_READABLE ,
.limit_16_19 = 0xf,
.available = 0,
.longmode = 1,
.special = 0,
.granularity = 1,
.base_24_31 = 0 },
/* KDATA descriptor */
{ .limit_0_15 = 0xffff,
.base_0_15 = 0,
.base_16_23 = 0,
.access = AR_PRESENT | AR_DATA | AR_WRITABLE | DPL_KERNEL,
.limit_16_19 = 0xf,
.available = 0,
.longmode = 0,
.special = 0,
.granularity = 1,
.base_24_31 = 0 },
/* UTEXT descriptor */
{ .limit_0_15 = 0xffff,
.base_0_15 = 0,
.base_16_23 = 0,
.access = AR_PRESENT | AR_CODE | DPL_USER,
.limit_16_19 = 0xf,
.available = 0,
.longmode = 1,
.special = 0,
.granularity = 1,
.base_24_31 = 0 },
/* UDATA descriptor */
{ .limit_0_15 = 0xffff,
.base_0_15 = 0,
.base_16_23 = 0,
.access = AR_PRESENT | AR_DATA | AR_WRITABLE | DPL_USER,
.limit_16_19 = 0xf,
.available = 0,
.longmode = 0,
.special = 1,
.granularity = 1,
.base_24_31 = 0 },
/* KTEXT 16-bit protected */
{ .limit_0_15 = 0xffff,
.base_0_15 = 0,
.base_16_23 = 0,
.access = AR_PRESENT | AR_CODE | DPL_KERNEL | AR_READABLE,
.limit_16_19 = 0xf,
.available = 0,
.longmode = 0,
.special = 0,
.granularity = 1,
.base_24_31 = 0 },
/* TSS descriptor - set up will be completed later,
* on AMD64 it is 64-bit - 2 items in table */
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
};
struct ptr_16_64 gdtr = {.limit = sizeof(gdtr), .base= (__u64)KA2PA(&gdt) };
struct idescriptor idt[IDT_ITEMS];
static struct tss tss;
struct tss *tss_p = NULL;
/* TODO: Does not compile correctly if it does not exist ???? */
int __attribute__ ((section ("K_DATA_START"))) __fake;
void gdt_tss_setbase(struct descriptor *d, __address base)
{
struct tss_descriptor *td = (struct tss_descriptor *) d;
td->base_0_15 = base & 0xffff;
td->base_16_23 = ((base) >> 16) & 0xff;
td->base_24_31 = ((base) >> 24) & 0xff;
td->base_32_63 = ((base) >> 32);
}
void gdt_tss_setlimit(struct descriptor *d, __u32 limit)
{
struct tss_descriptor *td = (struct tss_descriptor *) d;
td->limit_0_15 = limit & 0xffff;
td->limit_16_19 = (limit >> 16) & 0xf;
}
void idt_setoffset(struct idescriptor *d, __address offset)
{
/*
* Offset is a linear address.
*/
d->offset_0_15 = offset & 0xffff;
d->offset_16_31 = offset >> 16 & 0xffff;
d->offset_32_63 = offset >> 32;
}
void tss_initialize(struct tss *t)
{
memsetb((__address) t, sizeof(struct tss), 0);
}
/*
* This function takes care of proper setup of IDT and IDTR.
*/
void idt_init(void)
{
struct idescriptor *d;
int i;
for (i = 0; i < IDT_ITEMS; i++) {
d = &idt[i];
d->unused = 0;
d->selector = idtselector(KTEXT_DES);
d->present = 1;
d->type = AR_INTERRUPT; /* masking interrupt */
if (i == VECTOR_SYSCALL) {
/*
* The syscall interrupt gate must be calleable from userland.
*/
d->dpl |= PL_USER;
}
idt_setoffset(d, ((__address) interrupt_handlers) + i*interrupt_handler_size);
trap_register(i, null_interrupt);
}
trap_register(13, gp_fault);
trap_register( 7, nm_fault);
trap_register(12, ss_fault);
}
/* Clean IOPL(12,13) and NT(14) flags in EFLAGS register */
static void clean_IOPL_NT_flags(void)
{
asm
(
"pushfq;"
"pop %%rax;"
"and $~(0x7000),%%rax;"
"pushq %%rax;"
"popfq;"
:
:
:"%rax"
);
}
/* Clean AM(18) flag in CR0 register */
static void clean_AM_flag(void)
{
asm
(
"mov %%cr0,%%rax;"
"and $~(0x40000),%%rax;"
"mov %%rax,%%cr0;"
:
:
:"%rax"
);
}
void pm_init(void)
{
struct descriptor *gdt_p = (struct descriptor *) PA2KA(gdtr.base);
struct tss_descriptor *tss_desc;
/*
* Each CPU has its private GDT and TSS.
* All CPUs share one IDT.
*/
if (config.cpu_active == 1) {
idt_init();
/*
* NOTE: bootstrap CPU has statically allocated TSS, because
* the heap hasn't been initialized so far.
*/
tss_p = &tss;
}
else {
tss_p = (struct tss *) malloc(sizeof(struct tss));
if (!tss_p)
panic("could not allocate TSS\n");
}
tss_initialize(tss_p);
tss_desc = (struct tss_descriptor *) (&gdt_p[TSS_DES]);
tss_desc->present = 1;
tss_desc->type = AR_TSS;
tss_desc->dpl = PL_KERNEL;
gdt_tss_setbase(&gdt_p[TSS_DES], (__address) tss_p);
gdt_tss_setlimit(&gdt_p[TSS_DES], sizeof(struct tss) - 1);
/*
* As of this moment, the current CPU has its own GDT pointing
* to its own TSS. We just need to load the TR register.
*/
__asm__("ltr %0" : : "r" ((__u16) gdtselector(TSS_DES)));
clean_IOPL_NT_flags(); /* Disable I/O on nonprivileged levels */
clean_AM_flag(); /* Disable alignment check */
}

/SPARTAN/trunk/arch/amd64/src/delay.S
0,0 → 1,48
#
# Copyright (C) 2001-2004 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.
#
#
# Micro second delay loop functions.
#
.text
.global asm_delay_loop
.global asm_fake_loop
asm_delay_loop:
0: lahf
dec %edi
jnz 0b
ret
asm_fake_loop:
0: lahf
dec %edi
jz 0b
ret

/SPARTAN/trunk/arch/amd64/src/boot/boot.S
0,0 → 1,163
#
# Copyright (C) 2001-2004 Ondrej Palkovsky
# 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.
#
#define __ASM__
#include <arch/mm/page.h>
#include <arch/mm/ptl.h>
#include <arch/pm.h>
#define START_STACK 0x7c00
#define START_STACK_64 $0xffffffff80007c00
#
# This is where we require any SPARTAN-kernel-compatible boot loader
# to pass control in real mode.
#
# Protected mode tables are statically initialised during compile
# time. So we can just load the respective table registers and
# switch to protected mode.
#
.section K_TEXT_START
.code16
.global kernel_image_start
kernel_image_start:
cli
xorw %ax,%ax
movw %ax,%ds
movw %ax,%ss # initialize stack segment register
movl START_STACK,%esp # initialize stack pointer
# call memmap_arch_init
movl $0x80000000, %eax
cpuid
cmp $0x80000000, %eax # any function > 80000000h?
jbe no_long_mode
movl $0x80000001, %eax # Extended function code 80000001
cpuid
bt $29, %edx # Test if long mode is supported.
jnc no_long_mode
# Load gdtr, idtr
lgdt gdtr_inst
# Load idtr, but it contains mess - we should not get interrupt
# anyway
lidt idtr_inst
movl %cr0,%eax
orl $0x1,%eax
movl %eax,%cr0 # switch to protected mode
jmpl $gdtselector(KTEXT32_DES), $now_in_prot
no_long_mode:
1:
jmp 1b
# Protected 16-bit. We want to reuse the code-seg descriptor,
# the Default operand size must not be 1 when entering long mode
now_in_prot:
# Set up stack & data descriptors
movw $gdtselector(KDATA_DES), %ax
movw %ax, %ds
movw %ax, %fs
movw %ax, %gs
movw %ax, %ss
# Enable 64-bit page transaltion entries - CR4.PAE = 1.
# Paging is not enabled until after long mode is enabled
movl %cr4, %eax
btsl $5, %eax
movl %eax, %cr4
# Set up paging tables
leal ptl_0, %eax
movl %eax, %cr3
# Enable long mode
movl $0xc0000080, %ecx # EFER MSR number
rdmsr # Read EFER
btsl $8, %eax # Set LME=1
wrmsr # Write EFER
# Enable paging to activate long mode (set CR0.PG=1)
movl %cr0, %eax
btsl $31, %eax
movl %eax, %cr0
# At this point we are in compatibility mode
jmpl $gdtselector(KTEXT_DES), $start64
.code64
start64:
movq START_STACK_64, %rsp
call main_bsp # never returns
1:
jmp 1b
.section K_DATA_START
.align 4096
# Identical mapping of first 16MB and the same of -2GB -> 0
.global ptl_2
ptl_2:
.quad 0x0 | (PTL_WRITABLE | PTL_PRESENT | PTL_2MB_PAGE)
.quad 0x200000 | (PTL_WRITABLE | PTL_PRESENT | PTL_2MB_PAGE)
.quad 0x400000 | (PTL_WRITABLE | PTL_PRESENT | PTL_2MB_PAGE)
.quad 0x600000 | (PTL_WRITABLE | PTL_PRESENT | PTL_2MB_PAGE)
.quad 0x800000 | (PTL_WRITABLE | PTL_PRESENT | PTL_2MB_PAGE)
.quad 0xa00000 | (PTL_WRITABLE | PTL_PRESENT | PTL_2MB_PAGE)
.quad 0xc00000 | (PTL_WRITABLE | PTL_PRESENT | PTL_2MB_PAGE)
.quad 0xe00000 | (PTL_WRITABLE | PTL_PRESENT | PTL_2MB_PAGE)
.align 4096
.global ptl_1
ptl_1:
.quad ptl_2 + (PTL_WRITABLE | PTL_PRESENT)
.fill 509,8,0
.quad ptl_2 + (PTL_WRITABLE | PTL_PRESENT)
.fill 2,8,0
.align 4096
.global ptl_0
ptl_0:
.quad ptl_1 + (PTL_WRITABLE | PTL_PRESENT)
.fill 510,8,0
.quad ptl_1 + (PTL_WRITABLE | PTL_PRESENT)
.global gdtr_inst
gdtr_inst:
.word gdtselector(GDT_ITEMS)
.long KA2PA(gdt)
.global idtr_inst
idtr_inst:
.word idtselector(IDT_ITEMS)
.long KA2PA(idt)

/SPARTAN/trunk/arch/amd64/src/boot/memmap.S
0,0 → 1,125
/*
* Copyright (C) 2005 Josef Cejka
* 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/memmapasm.h>
E820_RECORD_SIZE = MEMMAP_E820_RECORD_SIZE
E820_MAX_RECORDS = MEMMAP_E820_MAX_RECORDS
E820_SMAP = 0x534d4150
.global memmap_arch_init
.global e820counter
.global e820table
.global e801memorysize
.code16
.section K_TEXT_START_2
memmap_arch_init:
e820begin:
xorl %ebx,%ebx # during first call, ebx must be 0
movw %bx,%ds
movw %bx,%es
movw $e820table,%di
movb $E820_MAX_RECORDS,e820counter
e820loop:
movl $E820_SMAP,%edx # control sequence "SMAP"
movl $0x0000e820,%eax # service
movl $E820_RECORD_SIZE,%ecx
int $0x15
jc e820err
cmpl $E820_SMAP,%eax # verifying BIOS
jne e820err
cmpl $E820_RECORD_SIZE,%ecx
jne e820err # bad record size - bug in bios
movw %di,%ax # next record
addw $E820_RECORD_SIZE,%ax
movw %ax,%di
decb e820counter # buffer is full
jz e820end
cmpl $0,%ebx
jne e820loop
e820end:
movb $E820_MAX_RECORDS,%al
subb e820counter,%al
movb %al,e820counter # store # of valid entries in e820counter
jmp e801begin
e820err:
movb $0,e820counter
# method e801 - get size of memory
e801begin:
xorw %dx,%dx
xorw %cx,%cx
xorw %bx,%bx
movw $0xe801,%ax
stc
int $0x15
jc e801end
# fix problem with some BIOSes which use ax:bx rather than cx:dx
testw %cx,%cx
jnz e801cxdx
testw %dx,%dx
jnz e801cxdx
movw %ax,%cx
movw %bx,%dx
e801cxdx:
andl $0xffff,%edx
shll $6,%edx
andl $0xffff,%ecx
addl %ecx,%edx
addl $0x0400,%edx # add lower 1 MB - it's not included by e801 method
movl %edx,e801memorysize
e801end:
ret
#memory size in 1 kb chunks
e801memorysize:
.long 0
e820counter:
.byte 0xff
e820table:
.space (32*E820_RECORD_SIZE),0xff # space for 32 records, each E820_RECORD_SIZE bytes long

/SPARTAN/trunk/arch/amd64/src/amd64.c
0,0 → 1,66
/*
* Copyright (C) 2005 Ondrej Palkovsky
* 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 <arch/types.h>
#include <config.h>
#include <arch/ega.h>
#include <arch/i8042.h>
#include <arch/i8254.h>
#include <arch/i8259.h>
#include <arch/bios/bios.h>
void arch_pre_mm_init(void)
{
pm_init();
if (config.cpu_active == 1) {
bios_init();
i8042_init(); /* a20 bit */
i8259_init(); /* PIC */
i8254_init(); /* hard clock */
trap_register(VECTOR_SYSCALL, syscall);
#ifdef __SMP__
trap_register(VECTOR_TLB_SHOOTDOWN_IPI, tlb_shootdown_ipi);
trap_register(VECTOR_WAKEUP_IPI, wakeup_ipi);
#endif /* __SMP__ */
}
}
void arch_post_mm_init(void)
{
if (config.cpu_active == 1) {
ega_init(); /* video */
}
}

/SPARTAN/trunk/arch/amd64/src/supplib.c
0,0 → 1,42
/*
* Copyright (C) 2005 Ondrej Palkovsky
* 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 <memstr.h>
/* TODO: Rewrite to assembler */
void memsetw(__address dst, size_t cnt, __u16 x)
{
_memsetw(dst, cnt, x);
}
void memsetb(__address dst, size_t cnt, __u8 x)
{
_memsetb(dst, cnt, x);
}

/SPARTAN/trunk/arch/amd64/src/gencontext.c
0,0 → 1,36
#include <stdio.h>
typedef long long __u64;
typedef __u64 pri_t;
#define __amd64_TYPES_H__
#include "../include/context.h"
#define FILENAME "context_offset.h"
int main(void)
{
FILE *f;
struct context ctx;
struct context *pctx = &ctx;
f = fopen(FILENAME,"w");
if (!f) {
perror(FILENAME);
return 1;
}
fprintf(f,"#define OFFSET_SP 0x%x\n",((int)&pctx->sp) - (int )pctx);
fprintf(f,"#define OFFSET_PC 0x%x\n",((int)&pctx->pc) - (int )pctx);
fprintf(f,"#define OFFSET_RBX 0x%x\n",((int)&pctx->rbx) - (int )pctx);
fprintf(f,"#define OFFSET_RBP 0x%x\n",((int)&pctx->rbp) - (int )pctx);
fprintf(f,"#define OFFSET_R12 0x%x\n",((int)&pctx->r12) - (int )pctx);
fprintf(f,"#define OFFSET_R13 0x%x\n",((int)&pctx->r13) - (int )pctx);
fprintf(f,"#define OFFSET_R14 0x%x\n",((int)&pctx->r14) - (int )pctx);
fprintf(f,"#define OFFSET_R15 0x%x\n",((int)&pctx->r15) - (int )pctx);
fprintf(f,"#define OFFSET_PRI 0x%x\n",((int)&pctx->pri) - (int )pctx);
fclose(f);
return 0;
}

/SPARTAN/trunk/arch/amd64/src/context.S
0,0 → 1,78
#
# Copyright (C) 2001-2004 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 context_save
.global context_restore
#include "context_offset.h"
## Save current CPU context
#
# Save CPU context to the kernel_context variable
# pointed by the 1st argument. Returns 1 in EAX.
#
context_save:
movq (%rsp), %rdx # the caller's return %eip
# In %edi is passed 1st argument
movq %rdx, OFFSET_PC(%rdi)
movq %rsp, OFFSET_SP(%rdi)
movq %rbx, OFFSET_RBX(%rdi)
movq %rbp, OFFSET_RBP(%rdi)
movq %r12, OFFSET_R12(%rdi)
movq %r13, OFFSET_R13(%rdi)
movq %r14, OFFSET_R14(%rdi)
movq %r15, OFFSET_R15(%rdi)
xorq %rax,%rax # context_save returns 1
incq %rax
ret
## Restore current CPU context
#
# Restore CPU context from the kernel_context variable
# pointed by the 1st argument. Returns 0 in EAX.
#
context_restore:
movq OFFSET_R15(%rdi), %r15
movq OFFSET_R14(%rdi), %r14
movq OFFSET_R13(%rdi), %r13
movq OFFSET_R12(%rdi), %r12
movq OFFSET_RBP(%rdi), %rbp
movq OFFSET_RBX(%rdi), %rbx
movq OFFSET_SP(%rdi), %rsp # ctx->sp -> %rsp
movq OFFSET_PC(%rdi), %rdx
movq %rdx,(%rsp)
xorq %rax,%rax # context_restore returns 0
ret

/SPARTAN/trunk/arch/amd64/src/fpu_context.c
0,0 → 1,49
/*
* Copyright (C) 2005 Jakub Vana
* 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 <fpu_context.h>
void fpu_context_save(fpu_context_t *fctx)
{
}
void fpu_context_restore(fpu_context_t *fctx)
{
}
void fpu_lazy_context_save(fpu_context_t *fctx)
{
}
void fpu_lazy_context_restore(fpu_context_t *fctx)
{
}

/SPARTAN/trunk/arch/amd64/Makefile.inc
0,0 → 1,30
AMD64_TARGET=amd64-linux-gnu
AMD64_CC_DIR=/usr/local/amd64/bin
AMD64_BINUTILS_DIR=/usr/local/amd64/bin
CC=$(AMD64_CC_DIR)/$(AMD64_TARGET)-gcc
AS=$(AMD64_BINUTILS_DIR)/$(AMD64_TARGET)-as
LD=$(AMD64_BINUTILS_DIR)/$(AMD64_TARGET)-ld
#ASFLAGS=--64
DEFS=-DARCH=$(ARCH)
CPPFLAGS=$(DEFS) -nostdinc -I../include
CFLAGS=$(CPPFLAGS) -nostdlib -fno-builtin -fno-unwind-tables -Werror-implicit-function-declaration -Wmissing-prototypes -Werror -O3 -march=opteron -m64 -mcmodel=kernel -mno-red-zone
LFLAGS=-M -T ../arch/amd64/_link.ld
arch_sources = arch/dummy.s \
arch/fpu_context.c \
arch/boot/boot.S \
arch/boot/memmap.S \
arch/pm.c \
arch/context.S \
arch/drivers/ega.c \
arch/drivers/i8042.c \
arch/drivers/i8254.c \
arch/drivers/i8259.c \
arch/supplib.c \
arch/delay.S \
arch/amd64.c \
arch/bios/bios.c

/SPARTAN/trunk/arch/amd64/_link.ld
0,0 → 1,43
/** AMD64 linker script
*
* umapped section:
* kernel text
* kernel data
* mapped section:
* kernel text
* kernel data
*/
OUTPUT_FORMAT(binary)
ENTRY(kernel_image_start)
SECTIONS {
.unmapped 0x8000: AT (0x8000) {
unmapped_ktext_start = .;
*(K_TEXT_START);
*(K_TEXT_START_2);
unmapped_ktext_end = .;
unmapped_kdata_start = .;
*(K_DATA_START);
unmapped_kdata_end = .;
}
.mapped (0xffffffff80000000+SIZEOF(.unmapped)+0x8000) : AT (0x8000+SIZEOF(.unmapped)) {
ktext_start = .;
*(.text);
ktext_end = .;
kdata_start = .;
*(.data); /* initialized data */
*(.rodata*); /* string literals */
*(COMMON); /* global variables */
*(.bss); /* uninitialized static variables */
*(.eh_frame);
*(K_DATA_END);
kdata_end = .;
}
_hardcoded_ktext_size = ktext_end - ktext_start + (unmapped_ktext_end - unmapped_ktext_start);
_hardcoded_kdata_size = kdata_end - kdata_start + (unmapped_kdata_end - unmapped_kdata_start);
_hardcoded_load_address = 0xffffffff80008000;
}

/SPARTAN/trunk/arch/amd64/boot/Makefile
0,0 → 1,19
.PHONY: nothing build clean
nothing:
build: boot.bin
dd if=boot.bin of=../../../src/image.bin bs=512 conv=sync
-cat ../../../src/kernel.bin >>../../../src/image.bin
dd if=/dev/zero of=../../../src/image.bin bs=1 seek=1474559 count=1
boot.bin: boot.o
ld -T boot.ld -entry _start_0x7c00 --oformat binary boot.o -o $@
boot.o: boot.S
gcc -E -DKERNEL_SIZE=$(KERNEL_SIZE) boot.S >boot.s
as boot.s -o $@
rm boot.s
clean:
-rm *.o *.bin

/SPARTAN/trunk/arch/amd64/boot/boot.ld
0,0 → 1,4
OUTPUT_FORMAT(binary)
SECTIONS {
.text 0x7c00 : AT (0x0) { *(.text) }
}

/SPARTAN/trunk/arch/amd64/boot/boot.S
0,0 → 1,151
#
# Copyright (C) 2001-2004 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 is a very primitive boot.s
# It assumes that the first sector of the kernel image is found
# on head 0, track 0, sector 2 of the first floppy drive (1440K).
# Next kernel sectors follow on disk sector 3, 4, ...
#
# KERNEL_SIZE is passed from the outside to the preprocessor
#if (KERNEL_SIZE%512>0)
#define TAIL 1
#else
#define TAIL 0
#endif
#define SECTORS (KERNEL_SIZE/512+TAIL)
.text
.global _start_0x7c00
.code16
_start_0x7c00:
xorw %ax,%ax # reset, %al will be used below
movw %ax,%dx # fd0, %dh and %dl will be used below
movw %dx,%ds
movw %dx,%ss # initialize stack
movw $stack,%sp
int $0x13 # reset floppy
jc stop_trying
movw %dx,%ds
movw %dx,%ss
movw $0x7c00,%sp
movw $0xffe0,%si # after next increment, %si will become 0x0000
movw %si,%es
movw $0x8000,%bx # at %es:%bx
movl $(SECTORS),%edi
read_next:
test %edi,%edi
jnz read_sectors
movb $12,%al
movw $0x3f2,%dx
outb %al,%dx
movb $('$'),%al
call echo_mark
jmpl $0,$0x8000
read_sectors:
movb $('.'),%al
call echo_mark
decl %edi
incw logical_sector
movw %es,%si
addw $0x20,%si
movw %si,%es
movw logical_sector,%ax
divb sectors
movb %ah,%cl
incb %cl # sector
movb %al,%ch
shrb $1,%ch # track
movb %al,%dh
andb $1,%dh # head
movw $0x0201,%ax
int $0x13
jnc read_next
movb $('R'),%al
call echo_mark
xorw %ax,%ax # try to reset
movw %ax,%dx # fd0
int $0x13
jnc read_next
stop_trying:
movb $('F'),%al
call echo_mark
cli
hlt
CH=4
echo_mark:
push %bp
movw %sp,%bp
pusha
movb $0xe,%ah
movb $7,%bl
int $0x10
popa
pop %bp
ret
# current logical sector from the beginning of the disk
logical_sector:
.word 0
# number of sectors per track on 1440 floppy
sectors:
.byte 18
# boot floppy signature
.org 0x1fe
boot_floppy_signature:
.byte 0x55
.byte 0xaa
stack: