Add support for getting and setting 64-bit values in the
softmmu semihosting support functions. This will be needed
for 64-bit ARM semihosting.
Signed-off-by: Peter Maydell <peter.mayd...@linaro.org>
---
include/exec/softmmu-semi.h | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/include/exec/softmmu-semi.h b/include/exec/softmmu-semi.h
index 1819cc2..3a58c3f 100644
--- a/include/exec/softmmu-semi.h
+++ b/include/exec/softmmu-semi.h
@@ -9,6 +9,14 @@
#ifndef SOFTMMU_SEMI_H
#define SOFTMMU_SEMI_H 1
+static inline uint64_t softmmu_tget64(CPUArchState *env, target_ulong addr)
+{
+ uint64_t val;
+
+ cpu_memory_rw_debug(ENV_GET_CPU(env), addr, (uint8_t *)&val, 8, 0);
+ return tswap64(val);
+}
+
static inline uint32_t softmmu_tget32(CPUArchState *env, target_ulong addr)
{
uint32_t val;
@@ -16,6 +24,7 @@ static inline uint32_t softmmu_tget32(CPUArchState *env,
target_ulong addr)
cpu_memory_rw_debug(ENV_GET_CPU(env), addr, (uint8_t *)&val, 4, 0);
return tswap32(val);
}
+
static inline uint32_t softmmu_tget8(CPUArchState *env, target_ulong addr)
{
uint8_t val;
@@ -24,16 +33,25 @@ static inline uint32_t softmmu_tget8(CPUArchState *env,
target_ulong addr)
return val;
}
+#define get_user_u64(arg, p) ({ arg = softmmu_tget64(env, p); 0; })
#define get_user_u32(arg, p) ({ arg = softmmu_tget32(env, p) ; 0; })
#define get_user_u8(arg, p) ({ arg = softmmu_tget8(env, p) ; 0; })
#define get_user_ual(arg, p) get_user_u32(arg, p)
+static inline void softmmu_tput64(CPUArchState *env,
+ target_ulong addr, uint64_t val)
+{
+ val = tswap64(val);
+ cpu_memory_rw_debug(ENV_GET_CPU(env), addr, (uint8_t *)&val, 8, 1);
+}
+
static inline void softmmu_tput32(CPUArchState *env,
target_ulong addr, uint32_t val)
{
val = tswap32(val);
cpu_memory_rw_debug(ENV_GET_CPU(env), addr, (uint8_t *)&val, 4, 1);
}
+#define put_user_u64(arg, p) ({ softmmu_tput64(env, p, arg) ; 0; })
#define put_user_u32(arg, p) ({ softmmu_tput32(env, p, arg) ; 0; })
#define put_user_ual(arg, p) put_user_u32(arg, p)
--
1.9.1
