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qemu-patch-raspberry4
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Allow 5 mmu indexes. 

This is necessary for alpha because it has 4 protection levels and pal mode.

Signed-off-by: Tristan Gingold <gingold@adacore.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7028 c046a42c-6fe2-441c-8c8c-71466251a162
stable-0.11
aurel32 2009-04-07 21:47:27 +00:00
parent 8fcc55f9de
commit e37e6ee6e1
2 changed files with 49 additions and 10 deletions
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30
exec.c
View File

@ -1734,12 +1734,18 @@ void tlb_flush(CPUState *env, int flush_global)
env->tlb_table[2][i].addr_read = -1;
env->tlb_table[2][i].addr_write = -1;
env->tlb_table[2][i].addr_code = -1;
#if (NB_MMU_MODES == 4)
#endif
#if (NB_MMU_MODES >= 4)
env->tlb_table[3][i].addr_read = -1;
env->tlb_table[3][i].addr_write = -1;
env->tlb_table[3][i].addr_code = -1;
#endif
#if (NB_MMU_MODES >= 5)
env->tlb_table[4][i].addr_read = -1;
env->tlb_table[4][i].addr_write = -1;
env->tlb_table[4][i].addr_code = -1;
#endif
}
memset (env->tb_jmp_cache, 0, TB_JMP_CACHE_SIZE * sizeof (void *));
@ -1783,9 +1789,12 @@ void tlb_flush_page(CPUState *env, target_ulong addr)
tlb_flush_entry(&env->tlb_table[1][i], addr);
#if (NB_MMU_MODES >= 3)
tlb_flush_entry(&env->tlb_table[2][i], addr);
#if (NB_MMU_MODES == 4)
#endif
#if (NB_MMU_MODES >= 4)
tlb_flush_entry(&env->tlb_table[3][i], addr);
#endif
#if (NB_MMU_MODES >= 5)
tlb_flush_entry(&env->tlb_table[4][i], addr);
#endif
tlb_flush_jmp_cache(env, addr);
@ -1869,10 +1878,14 @@ void cpu_physical_memory_reset_dirty(ram_addr_t start, ram_addr_t end,
#if (NB_MMU_MODES >= 3)
for(i = 0; i < CPU_TLB_SIZE; i++)
tlb_reset_dirty_range(&env->tlb_table[2][i], start1, length);
#if (NB_MMU_MODES == 4)
#endif
#if (NB_MMU_MODES >= 4)
for(i = 0; i < CPU_TLB_SIZE; i++)
tlb_reset_dirty_range(&env->tlb_table[3][i], start1, length);
#endif
#if (NB_MMU_MODES >= 5)
for(i = 0; i < CPU_TLB_SIZE; i++)
tlb_reset_dirty_range(&env->tlb_table[4][i], start1, length);
#endif
}
}
@ -1918,10 +1931,14 @@ void cpu_tlb_update_dirty(CPUState *env)
#if (NB_MMU_MODES >= 3)
for(i = 0; i < CPU_TLB_SIZE; i++)
tlb_update_dirty(&env->tlb_table[2][i]);
#if (NB_MMU_MODES == 4)
#endif
#if (NB_MMU_MODES >= 4)
for(i = 0; i < CPU_TLB_SIZE; i++)
tlb_update_dirty(&env->tlb_table[3][i]);
#endif
#if (NB_MMU_MODES >= 5)
for(i = 0; i < CPU_TLB_SIZE; i++)
tlb_update_dirty(&env->tlb_table[4][i]);
#endif
}
@ -1943,9 +1960,12 @@ static inline void tlb_set_dirty(CPUState *env, target_ulong vaddr)
tlb_set_dirty1(&env->tlb_table[1][i], vaddr);
#if (NB_MMU_MODES >= 3)
tlb_set_dirty1(&env->tlb_table[2][i], vaddr);
#if (NB_MMU_MODES == 4)
#endif
#if (NB_MMU_MODES >= 4)
tlb_set_dirty1(&env->tlb_table[3][i], vaddr);
#endif
#if (NB_MMU_MODES >= 5)
tlb_set_dirty1(&env->tlb_table[4][i], vaddr);
#endif
}

29
softmmu_exec.h
View File

@ -60,6 +60,7 @@
#include "softmmu_header.h"
#undef ACCESS_TYPE
#undef MEMSUFFIX
#endif /* (NB_MMU_MODES >= 3) */
#if (NB_MMU_MODES >= 4)
@ -78,12 +79,30 @@
#include "softmmu_header.h"
#undef ACCESS_TYPE
#undef MEMSUFFIX
#endif /* (NB_MMU_MODES >= 4) */
#if (NB_MMU_MODES > 4)
#error "NB_MMU_MODES > 4 is not supported for now"
#endif /* (NB_MMU_MODES > 4) */
#endif /* (NB_MMU_MODES == 4) */
#endif /* (NB_MMU_MODES >= 3) */
#if (NB_MMU_MODES >= 5)
#define ACCESS_TYPE 4
#define MEMSUFFIX MMU_MODE4_SUFFIX
#define DATA_SIZE 1
#include "softmmu_header.h"
#define DATA_SIZE 2
#include "softmmu_header.h"
#define DATA_SIZE 4
#include "softmmu_header.h"
#define DATA_SIZE 8
#include "softmmu_header.h"
#undef ACCESS_TYPE
#undef MEMSUFFIX
#endif /* (NB_MMU_MODES >= 5) */
#if (NB_MMU_MODES > 5)
#error "NB_MMU_MODES > 5 is not supported for now"
#endif /* (NB_MMU_MODES > 5) */
/* these access are slower, they must be as rare as possible */
#define ACCESS_TYPE (NB_MMU_MODES)