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git.proxmox.com Git - qemu.git/blob - softmmu_header.h
4 * Copyright (c) 2003 Fabrice Bellard
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #define DATA_TYPE uint64_t
27 #define DATA_TYPE uint32_t
31 #define DATA_TYPE uint16_t
32 #define DATA_STYPE int16_t
36 #define DATA_TYPE uint8_t
37 #define DATA_STYPE int8_t
39 #error unsupported data size
44 #define CPU_MEM_INDEX 0
45 #define MMUSUFFIX _mmu
47 #elif ACCESS_TYPE == 1
49 #define CPU_MEM_INDEX 1
50 #define MMUSUFFIX _mmu
52 #elif ACCESS_TYPE == 2
54 #define CPU_MEM_INDEX ((env->hflags & HF_CPL_MASK) == 3)
55 #define MMUSUFFIX _mmu
57 #elif ACCESS_TYPE == 3
59 #define CPU_MEM_INDEX ((env->hflags & HF_CPL_MASK) == 3)
60 #define MMUSUFFIX _cmmu
63 #error invalid ACCESS_TYPE
67 #define RES_TYPE uint64_t
73 DATA_TYPE
REGPARM(1) glue(glue(__ld
, SUFFIX
), MMUSUFFIX
)(unsigned long addr
,
75 void REGPARM(2) glue(glue(__st
, SUFFIX
), MMUSUFFIX
)(unsigned long addr
, DATA_TYPE v
, int is_user
);
77 static inline RES_TYPE
glue(glue(ld
, USUFFIX
), MEMSUFFIX
)(void *ptr
)
81 unsigned long addr
, physaddr
;
84 addr
= (unsigned long)ptr
;
85 index
= (addr
>> TARGET_PAGE_BITS
) & (CPU_TLB_SIZE
- 1);
86 is_user
= CPU_MEM_INDEX
;
87 if (__builtin_expect(env
->tlb_read
[is_user
][index
].address
!=
88 (addr
& (TARGET_PAGE_MASK
| (DATA_SIZE
- 1))), 0)) {
89 res
= glue(glue(__ld
, SUFFIX
), MMUSUFFIX
)(addr
, is_user
);
91 physaddr
= addr
+ env
->tlb_read
[is_user
][index
].addend
;
92 res
= glue(glue(ld
, USUFFIX
), _raw
)((uint8_t *)physaddr
);
98 static inline int glue(glue(lds
, SUFFIX
), MEMSUFFIX
)(void *ptr
)
101 unsigned long addr
, physaddr
;
104 addr
= (unsigned long)ptr
;
105 index
= (addr
>> TARGET_PAGE_BITS
) & (CPU_TLB_SIZE
- 1);
106 is_user
= CPU_MEM_INDEX
;
107 if (__builtin_expect(env
->tlb_read
[is_user
][index
].address
!=
108 (addr
& (TARGET_PAGE_MASK
| (DATA_SIZE
- 1))), 0)) {
109 res
= (DATA_STYPE
)glue(glue(__ld
, SUFFIX
), MMUSUFFIX
)(addr
, is_user
);
111 physaddr
= addr
+ env
->tlb_read
[is_user
][index
].addend
;
112 res
= glue(glue(lds
, SUFFIX
), _raw
)((uint8_t *)physaddr
);
118 static inline void glue(glue(st
, SUFFIX
), MEMSUFFIX
)(void *ptr
, RES_TYPE v
)
121 unsigned long addr
, physaddr
;
124 addr
= (unsigned long)ptr
;
125 index
= (addr
>> TARGET_PAGE_BITS
) & (CPU_TLB_SIZE
- 1);
126 is_user
= CPU_MEM_INDEX
;
127 if (__builtin_expect(env
->tlb_write
[is_user
][index
].address
!=
128 (addr
& (TARGET_PAGE_MASK
| (DATA_SIZE
- 1))), 0)) {
129 glue(glue(__st
, SUFFIX
), MMUSUFFIX
)(addr
, v
, is_user
);
131 physaddr
= addr
+ env
->tlb_write
[is_user
][index
].addend
;
132 glue(glue(st
, SUFFIX
), _raw
)((uint8_t *)physaddr
, v
);