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Ignore whitespace Rev 388 → Rev 389

/SPARTAN/trunk/include/mm/tlb.h
29,21 → 29,20
#ifndef __TLB_H__
#define __TLB_H__
 
extern void tlb_init(void);
 
#ifdef __SMP__
extern void tlb_init(void);
extern void tlb_shootdown_start(void);
extern void tlb_shootdown_finalize(void);
extern void tlb_shootdown_ipi_recv(void);
#else
 
#define tlb_init() ;
#define tlb_shootdown_start() ;
#define tlb_shootdown_finalize() ;
#define tlb_shootdown_ipi_recv() ;
 
# define tlb_shootdown_start() ;
# define tlb_shootdown_finalize() ;
# define tlb_shootdown_ipi_recv() ;
#endif /* __SMP__ */
 
/* Export TLB interface that each architecture must implement. */
extern void tlb_init_arch(void);
extern void tlb_invalidate(int asid);
extern void tlb_shootdown_ipi_send(void);
 
/SPARTAN/trunk/src/main/main.c
151,7 → 151,6
frame_init();
page_init();
tlb_init();
 
arch_post_mm_init();
 
printf("%s\n%s\n", project, copyright);
230,6 → 229,7
arch_pre_mm_init();
frame_init();
page_init();
tlb_init();
arch_post_mm_init();
cpu_init();
/SPARTAN/trunk/src/mm/tlb.c
27,6 → 27,7
*/
 
#include <mm/tlb.h>
#include <arch/mm/tlb.h>
#include <smp/ipi.h>
#include <synch/spinlock.h>
#include <typedefs.h>
37,12 → 38,17
 
#ifdef __SMP__
static spinlock_t tlblock;
#endif
 
void tlb_init(void)
{
spinlock_initialize(&tlblock);
if (config.cpu_active == 1)
spinlock_initialize(&tlblock);
 
tlb_init_arch();
}
 
#ifdef __SMP__
/* must be called with interrupts disabled */
void tlb_shootdown_start(void)
{
/SPARTAN/trunk/arch/ia64/include/mm/tlb.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 __ia64_TLB_H__
#define __ia64_TLB_H__
 
#define tlb_init_arch()
 
#endif
/SPARTAN/trunk/arch/ppc32/include/mm/tlb.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 __ppc32_TLB_H__
#define __ppc32_TLB_H__
 
#define tlb_init_arch()
 
#endif
/SPARTAN/trunk/arch/amd64/include/mm/tlb.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 __amd64_TLB_H__
#define __amd64_TLB_H__
 
#define tlb_init_arch()
 
#endif
/SPARTAN/trunk/arch/mips32/include/cp0.h
52,32 → 52,13
*/
#define cp0_compare_value 10000
 
static inline void tlbp(void)
{
__asm__ volatile ("tlbp");
}
 
static inline void tlbr(void)
{
__asm__ volatile ("tlbr");
}
static inline void tlbwi(void)
{
__asm__ volatile ("tlbwi");
}
static inline void tlbwr(void)
{
__asm__ volatile ("tlbwr");
}
 
#define cp0_mask_all_int() cp0_status_write(cp0_status_read() & ~(cp0_status_im_mask))
#define cp0_unmask_all_int() cp0_status_write(cp0_status_read() | cp0_status_im_mask)
#define cp0_mask_int(it) cp0_status_write(cp0_status_read() & ~(1<<(cp0_status_im_shift+(it))))
#define cp0_unmask_int(it) cp0_status_write(cp0_status_read() | (1<<(cp0_status_im_shift+(it))))
 
 
extern __u32 cp0_index_read(void);
extern void cp0_idnex_write(__u32 val);
extern void cp0_index_write(__u32 val);
 
extern __u32 cp0_random_read(void);
 
/SPARTAN/trunk/arch/mips32/include/mm/tlb.h
31,6 → 31,13
 
#include <arch/exception.h>
 
#define TLB_SIZE 48
 
#define TLB_WIRED 1
#define TLB_KSTACK_WIRED_INDEX 0
 
#define TLB_PAGE_MASK_16K (0x3<<13)
 
#define PAGE_UNCACHED 2
#define PAGE_CACHEABLE_EXC_WRITE 5
 
65,7 → 72,35
 
typedef struct entry_lo pte_t;
 
/** Read Indexed TLB Entry
*
* Read Indexed TLB Entry.
*/
static inline void tlbr(void)
{
__asm__ volatile ("tlbr\n\t");
}
 
/** Write Indexed TLB Entry
*
* Write Indexed TLB Entry.
*/
static inline void tlbwi(void)
{
__asm__ volatile ("tlbwi\n\t");
}
 
/** Write Random TLB Entry
*
* Write Random TLB Entry.
*/
static inline void tlbwr(void)
{
__asm__ volatile ("tlbwr\n\t");
}
 
extern void tlb_invalid(struct exception_regdump *pstate);
extern void tlb_refill(struct exception_regdump *pstate);
extern void tlb_modified(struct exception_regdump *pstate);
 
#endif
/SPARTAN/trunk/arch/mips32/src/exception.c
80,7 → 80,7
panic("unhandled Coprocessor Unusable Exception\n");
break;
case EXC_Mod:
panic("unhandled TLB Modification Exception\n");
tlb_modified(pstate);
break;
case EXC_AdEL:
panic("unhandled Address Error Exception - load or instruction fetch\n");
/SPARTAN/trunk/arch/mips32/src/asm.S
62,8 → 62,8
.global cp0_badvaddr_read
.global cp0_count_read
.global cp0_count_write
.global cp0_hi_read
.global cp0_hi_write
.global cp0_entry_hi_read
.global cp0_entry_hi_write
.global cp0_compare_read
.global cp0_compare_write
.global cp0_status_read
/SPARTAN/trunk/arch/mips32/src/mm/tlb.c
32,9 → 32,32
#include <arch/cp0.h>
#include <panic.h>
#include <arch.h>
 
#include <symtab.h>
 
void tlb_init_arch(void)
{
int i;
 
cp0_pagemask_write(TLB_PAGE_MASK_16K);
cp0_entry_hi_write(0);
cp0_entry_lo0_write(0);
cp0_entry_lo1_write(0);
 
/*
* Invalidate all entries.
*/
for (i = 0; i < TLB_SIZE; i++) {
cp0_index_write(0);
tlbwi();
}
/*
* The kernel is going to make use of some wired
* entries (e.g. mapping kernel stacks).
*/
cp0_wired_write(TLB_WIRED);
}
 
void tlb_refill(struct exception_regdump *pstate)
{
char *symbol = "";
46,8 → 69,8
s = get_symtab_entry(pstate->ra);
if (s)
sym2 = s;
panic("%X: tlb_refill exception at %X(%s<-%s)\n", cp0_badvaddr_read(),
pstate->epc, symbol,sym2);
panic("%X: TLB Refill Exception at %X(%s<-%s)\n", cp0_badvaddr_read(),
pstate->epc, symbol, sym2);
}
 
void tlb_invalid(struct exception_regdump *pstate)
57,10 → 80,22
char *s = get_symtab_entry(pstate->epc);
if (s)
symbol = s;
panic("%X: TLB exception at %X(%s)\n", cp0_badvaddr_read(),
panic("%X: TLB Invalid Exception at %X(%s)\n", cp0_badvaddr_read(),
pstate->epc, symbol);
}
 
void tlb_modified(struct exception_regdump *pstate)
{
char *symbol = "";
 
char *s = get_symtab_entry(pstate->epc);
if (s)
symbol = s;
panic("%X: TLB Modified Exception at %X(%s)\n", cp0_badvaddr_read(),
pstate->epc, symbol);
}
 
 
void tlb_invalidate(int asid)
{
pri_t pri;
/SPARTAN/trunk/arch/ia32/include/mm/tlb.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 __ia32_TLB_H__
#define __ia32_TLB_H__
 
#define tlb_init_arch()
 
#endif