2 * Helper routines to provide target memory access for semihosting
3 * syscalls in system emulation mode.
5 * Copyright (c) 2007 CodeSourcery.
7 * This code is licenced under the GPL
10 static inline uint32_t softmmu_tget32(CPUState *env, uint32_t addr)
14 cpu_memory_rw_debug(env, addr, (uint8_t *)&val, 4, 0);
17 static inline uint32_t softmmu_tget8(CPUState *env, uint32_t addr)
21 cpu_memory_rw_debug(env, addr, &val, 1, 0);
24 #define tget32(p) softmmu_tget32(env, p)
25 #define tget8(p) softmmu_tget8(env, p)
27 static inline void softmmu_tput32(CPUState *env, uint32_t addr, uint32_t val)
30 cpu_memory_rw_debug(env, addr, (uint8_t *)&val, 4, 1);
32 #define tput32(p, val) softmmu_tput32(env, p, val)
34 static void *softmmu_lock_user(CPUState *env, uint32_t addr, uint32_t len,
38 /* TODO: Make this something that isn't fixed size. */
41 cpu_memory_rw_debug(env, addr, p, len, 0);
44 #define lock_user(p, len, copy) softmmu_lock_user(env, p, len, copy)
45 static char *softmmu_lock_user_string(CPUState *env, uint32_t addr)
50 /* TODO: Make this something that isn't fixed size. */
53 cpu_memory_rw_debug(env, addr, &c, 1, 0);
59 #define lock_user_string(p) softmmu_lock_user_string(env, p)
60 static void softmmu_unlock_user(CPUState *env, void *p, target_ulong addr,
64 cpu_memory_rw_debug(env, addr, p, len, 1);
67 #define unlock_user(s, args, len) softmmu_unlock_user(env, s, args, len)