root / cpu-common.h @ 9c1dd99b
History | View | Annotate | Download (3.6 kB)
1 | 1ad2134f | Paul Brook | #ifndef CPU_COMMON_H
|
---|---|---|---|
2 | 1ad2134f | Paul Brook | #define CPU_COMMON_H 1 |
3 | 1ad2134f | Paul Brook | |
4 | 1ad2134f | Paul Brook | /* CPU interfaces that are target indpendent. */
|
5 | 1ad2134f | Paul Brook | |
6 | 1ad2134f | Paul Brook | #if defined(__arm__) || defined(__sparc__) || defined(__mips__) || defined(__hppa__)
|
7 | 1ad2134f | Paul Brook | #define WORDS_ALIGNED
|
8 | 1ad2134f | Paul Brook | #endif
|
9 | 1ad2134f | Paul Brook | |
10 | 1ad2134f | Paul Brook | #include "bswap.h" |
11 | 1ad2134f | Paul Brook | |
12 | 1ad2134f | Paul Brook | /* address in the RAM (different from a physical address) */
|
13 | 1ad2134f | Paul Brook | #ifdef CONFIG_KQEMU
|
14 | 1ad2134f | Paul Brook | /* FIXME: This is wrong. */
|
15 | 1ad2134f | Paul Brook | typedef uint32_t ram_addr_t;
|
16 | 1ad2134f | Paul Brook | #else
|
17 | 1ad2134f | Paul Brook | typedef unsigned long ram_addr_t; |
18 | 1ad2134f | Paul Brook | #endif
|
19 | 1ad2134f | Paul Brook | |
20 | 1ad2134f | Paul Brook | /* memory API */
|
21 | 1ad2134f | Paul Brook | |
22 | 1ad2134f | Paul Brook | typedef void CPUWriteMemoryFunc(void *opaque, target_phys_addr_t addr, uint32_t value); |
23 | 1ad2134f | Paul Brook | typedef uint32_t CPUReadMemoryFunc(void *opaque, target_phys_addr_t addr); |
24 | 1ad2134f | Paul Brook | |
25 | 1ad2134f | Paul Brook | void cpu_register_physical_memory_offset(target_phys_addr_t start_addr,
|
26 | 1ad2134f | Paul Brook | ram_addr_t size, |
27 | 1ad2134f | Paul Brook | ram_addr_t phys_offset, |
28 | 1ad2134f | Paul Brook | ram_addr_t region_offset); |
29 | 1ad2134f | Paul Brook | static inline void cpu_register_physical_memory(target_phys_addr_t start_addr, |
30 | 1ad2134f | Paul Brook | ram_addr_t size, |
31 | 1ad2134f | Paul Brook | ram_addr_t phys_offset) |
32 | 1ad2134f | Paul Brook | { |
33 | 1ad2134f | Paul Brook | cpu_register_physical_memory_offset(start_addr, size, phys_offset, 0);
|
34 | 1ad2134f | Paul Brook | } |
35 | 1ad2134f | Paul Brook | |
36 | 1ad2134f | Paul Brook | ram_addr_t cpu_get_physical_page_desc(target_phys_addr_t addr); |
37 | 1ad2134f | Paul Brook | ram_addr_t qemu_ram_alloc(ram_addr_t); |
38 | 1ad2134f | Paul Brook | void qemu_ram_free(ram_addr_t addr);
|
39 | 1ad2134f | Paul Brook | /* This should only be used for ram local to a device. */
|
40 | 1ad2134f | Paul Brook | void *qemu_get_ram_ptr(ram_addr_t addr);
|
41 | 1ad2134f | Paul Brook | /* This should not be used by devices. */
|
42 | 1ad2134f | Paul Brook | ram_addr_t qemu_ram_addr_from_host(void *ptr);
|
43 | 1ad2134f | Paul Brook | |
44 | 1eed09cb | Avi Kivity | int cpu_register_io_memory(CPUReadMemoryFunc **mem_read,
|
45 | 1ad2134f | Paul Brook | CPUWriteMemoryFunc **mem_write, |
46 | 1ad2134f | Paul Brook | void *opaque);
|
47 | 1ad2134f | Paul Brook | void cpu_unregister_io_memory(int table_address); |
48 | 1ad2134f | Paul Brook | |
49 | 1ad2134f | Paul Brook | void cpu_physical_memory_rw(target_phys_addr_t addr, uint8_t *buf,
|
50 | 1ad2134f | Paul Brook | int len, int is_write); |
51 | 1ad2134f | Paul Brook | static inline void cpu_physical_memory_read(target_phys_addr_t addr, |
52 | 1ad2134f | Paul Brook | uint8_t *buf, int len)
|
53 | 1ad2134f | Paul Brook | { |
54 | 1ad2134f | Paul Brook | cpu_physical_memory_rw(addr, buf, len, 0);
|
55 | 1ad2134f | Paul Brook | } |
56 | 1ad2134f | Paul Brook | static inline void cpu_physical_memory_write(target_phys_addr_t addr, |
57 | 1ad2134f | Paul Brook | const uint8_t *buf, int len) |
58 | 1ad2134f | Paul Brook | { |
59 | 1ad2134f | Paul Brook | cpu_physical_memory_rw(addr, (uint8_t *)buf, len, 1);
|
60 | 1ad2134f | Paul Brook | } |
61 | 1ad2134f | Paul Brook | void *cpu_physical_memory_map(target_phys_addr_t addr,
|
62 | 1ad2134f | Paul Brook | target_phys_addr_t *plen, |
63 | 1ad2134f | Paul Brook | int is_write);
|
64 | 1ad2134f | Paul Brook | void cpu_physical_memory_unmap(void *buffer, target_phys_addr_t len, |
65 | 1ad2134f | Paul Brook | int is_write, target_phys_addr_t access_len);
|
66 | 1ad2134f | Paul Brook | void *cpu_register_map_client(void *opaque, void (*callback)(void *opaque)); |
67 | 1ad2134f | Paul Brook | void cpu_unregister_map_client(void *cookie); |
68 | 1ad2134f | Paul Brook | |
69 | 1ad2134f | Paul Brook | uint32_t ldub_phys(target_phys_addr_t addr); |
70 | 1ad2134f | Paul Brook | uint32_t lduw_phys(target_phys_addr_t addr); |
71 | 1ad2134f | Paul Brook | uint32_t ldl_phys(target_phys_addr_t addr); |
72 | 1ad2134f | Paul Brook | uint64_t ldq_phys(target_phys_addr_t addr); |
73 | 1ad2134f | Paul Brook | void stl_phys_notdirty(target_phys_addr_t addr, uint32_t val);
|
74 | 1ad2134f | Paul Brook | void stq_phys_notdirty(target_phys_addr_t addr, uint64_t val);
|
75 | 1ad2134f | Paul Brook | void stb_phys(target_phys_addr_t addr, uint32_t val);
|
76 | 1ad2134f | Paul Brook | void stw_phys(target_phys_addr_t addr, uint32_t val);
|
77 | 1ad2134f | Paul Brook | void stl_phys(target_phys_addr_t addr, uint32_t val);
|
78 | 1ad2134f | Paul Brook | void stq_phys(target_phys_addr_t addr, uint64_t val);
|
79 | 1ad2134f | Paul Brook | |
80 | 1ad2134f | Paul Brook | void cpu_physical_memory_write_rom(target_phys_addr_t addr,
|
81 | 1ad2134f | Paul Brook | const uint8_t *buf, int len); |
82 | 1ad2134f | Paul Brook | |
83 | 1ad2134f | Paul Brook | #define IO_MEM_SHIFT 3 |
84 | 1ad2134f | Paul Brook | |
85 | 1ad2134f | Paul Brook | #define IO_MEM_RAM (0 << IO_MEM_SHIFT) /* hardcoded offset */ |
86 | 1ad2134f | Paul Brook | #define IO_MEM_ROM (1 << IO_MEM_SHIFT) /* hardcoded offset */ |
87 | 1ad2134f | Paul Brook | #define IO_MEM_UNASSIGNED (2 << IO_MEM_SHIFT) |
88 | 1ad2134f | Paul Brook | #define IO_MEM_NOTDIRTY (3 << IO_MEM_SHIFT) |
89 | 1ad2134f | Paul Brook | |
90 | 1ad2134f | Paul Brook | /* Acts like a ROM when read and like a device when written. */
|
91 | 1ad2134f | Paul Brook | #define IO_MEM_ROMD (1) |
92 | 1ad2134f | Paul Brook | #define IO_MEM_SUBPAGE (2) |
93 | 1ad2134f | Paul Brook | #define IO_MEM_SUBWIDTH (4) |
94 | 1ad2134f | Paul Brook | |
95 | 1ad2134f | Paul Brook | #endif /* !CPU_COMMON_H */ |