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authorbellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>2003-10-27 21:22:23 +0000
committerbellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>2003-10-27 21:22:23 +0000
commit61382a500a9e54ef96ca28e0f221151f569cbb6e (patch)
tree453252700fc701b0e1be1d4832a8c2969a2b3ec2 /softmmu_header.h
parentdisabled signal hacks for softmmu version (qemu should be much more portable ... (diff)
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full softmmu support
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@410 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'softmmu_header.h')
-rw-r--r--softmmu_header.h70
1 files changed, 51 insertions, 19 deletions
diff --git a/softmmu_header.h b/softmmu_header.h
index 36cf9f0a1..26b4f2cdd 100644
--- a/softmmu_header.h
+++ b/softmmu_header.h
@@ -19,26 +19,48 @@
*/
#if DATA_SIZE == 8
#define SUFFIX q
+#define USUFFIX q
#define DATA_TYPE uint64_t
#elif DATA_SIZE == 4
#define SUFFIX l
+#define USUFFIX l
#define DATA_TYPE uint32_t
#elif DATA_SIZE == 2
#define SUFFIX w
+#define USUFFIX uw
#define DATA_TYPE uint16_t
#define DATA_STYPE int16_t
#elif DATA_SIZE == 1
#define SUFFIX b
+#define USUFFIX ub
#define DATA_TYPE uint8_t
#define DATA_STYPE int8_t
#else
#error unsupported data size
#endif
-#if MEMUSER == 0
-#define MEMSUFFIX _kernel
+#if ACCESS_TYPE == 0
+
+#define CPU_MEM_INDEX 0
+#define MMUSUFFIX _mmu
+
+#elif ACCESS_TYPE == 1
+
+#define CPU_MEM_INDEX 1
+#define MMUSUFFIX _mmu
+
+#elif ACCESS_TYPE == 2
+
+#define CPU_MEM_INDEX ((env->hflags & HF_CPL_MASK) == 3)
+#define MMUSUFFIX _mmu
+
+#elif ACCESS_TYPE == 3
+
+#define CPU_MEM_INDEX ((env->hflags & HF_CPL_MASK) == 3)
+#define MMUSUFFIX _cmmu
+
#else
-#define MEMSUFFIX _user
+#error invalid ACCESS_TYPE
#endif
#if DATA_SIZE == 8
@@ -48,24 +70,26 @@
#endif
-#if MEMUSER == 0
-DATA_TYPE REGPARM(1) glue(glue(__ld, SUFFIX), _mmu)(unsigned long addr);
-void REGPARM(2) glue(glue(__st, SUFFIX), _mmu)(unsigned long addr, DATA_TYPE v);
-#endif
+DATA_TYPE REGPARM(1) glue(glue(__ld, SUFFIX), MMUSUFFIX)(unsigned long addr,
+ int is_user);
+void REGPARM(2) glue(glue(__st, SUFFIX), MMUSUFFIX)(unsigned long addr, DATA_TYPE v, int is_user);
-static inline int glue(glue(ldu, SUFFIX), MEMSUFFIX)(void *ptr)
+static inline int glue(glue(ld, USUFFIX), MEMSUFFIX)(void *ptr)
{
int index;
RES_TYPE res;
unsigned long addr, physaddr;
+ int is_user;
+
addr = (unsigned long)ptr;
index = (addr >> TARGET_PAGE_BITS) & (CPU_TLB_SIZE - 1);
- if (__builtin_expect(env->tlb_read[MEMUSER][index].address !=
+ is_user = CPU_MEM_INDEX;
+ if (__builtin_expect(env->tlb_read[is_user][index].address !=
(addr & (TARGET_PAGE_MASK | (DATA_SIZE - 1))), 0)) {
- res = glue(glue(__ld, SUFFIX), _mmu)(addr);
+ res = glue(glue(__ld, SUFFIX), MMUSUFFIX)(addr, is_user);
} else {
- physaddr = addr + env->tlb_read[MEMUSER][index].addend;
- res = glue(glue(ldu, SUFFIX), _raw)((uint8_t *)physaddr);
+ physaddr = addr + env->tlb_read[is_user][index].addend;
+ res = glue(glue(ld, USUFFIX), _raw)((uint8_t *)physaddr);
}
return res;
}
@@ -75,13 +99,16 @@ static inline int glue(glue(lds, SUFFIX), MEMSUFFIX)(void *ptr)
{
int res, index;
unsigned long addr, physaddr;
+ int is_user;
+
addr = (unsigned long)ptr;
index = (addr >> TARGET_PAGE_BITS) & (CPU_TLB_SIZE - 1);
- if (__builtin_expect(env->tlb_read[MEMUSER][index].address !=
+ is_user = CPU_MEM_INDEX;
+ if (__builtin_expect(env->tlb_read[is_user][index].address !=
(addr & (TARGET_PAGE_MASK | (DATA_SIZE - 1))), 0)) {
- res = (DATA_STYPE)glue(glue(__ld, SUFFIX), _mmu)(addr);
+ res = (DATA_STYPE)glue(glue(__ld, SUFFIX), MMUSUFFIX)(addr, is_user);
} else {
- physaddr = addr + env->tlb_read[MEMUSER][index].addend;
+ physaddr = addr + env->tlb_read[is_user][index].addend;
res = glue(glue(lds, SUFFIX), _raw)((uint8_t *)physaddr);
}
return res;
@@ -92,13 +119,16 @@ static inline void glue(glue(st, SUFFIX), MEMSUFFIX)(void *ptr, RES_TYPE v)
{
int index;
unsigned long addr, physaddr;
+ int is_user;
+
addr = (unsigned long)ptr;
index = (addr >> TARGET_PAGE_BITS) & (CPU_TLB_SIZE - 1);
- if (__builtin_expect(env->tlb_write[MEMUSER][index].address !=
+ is_user = CPU_MEM_INDEX;
+ if (__builtin_expect(env->tlb_write[is_user][index].address !=
(addr & (TARGET_PAGE_MASK | (DATA_SIZE - 1))), 0)) {
- glue(glue(__st, SUFFIX), _mmu)(addr, v);
+ glue(glue(__st, SUFFIX), MMUSUFFIX)(addr, v, is_user);
} else {
- physaddr = addr + env->tlb_write[MEMUSER][index].addend;
+ physaddr = addr + env->tlb_write[is_user][index].addend;
glue(glue(st, SUFFIX), _raw)((uint8_t *)physaddr, v);
}
}
@@ -107,5 +137,7 @@ static inline void glue(glue(st, SUFFIX), MEMSUFFIX)(void *ptr, RES_TYPE v)
#undef DATA_TYPE
#undef DATA_STYPE
#undef SUFFIX
+#undef USUFFIX
#undef DATA_SIZE
-#undef MEMSUFFIX
+#undef CPU_MEM_INDEX
+#undef MMUSUFFIX