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[Qemu-devel] [PATCH 5/9] include/exec/softmmu-semi.h: Add support for 64
From: |
Peter Maydell |
Subject: |
[Qemu-devel] [PATCH 5/9] include/exec/softmmu-semi.h: Add support for 64-bit values |
Date: |
Thu, 13 Aug 2015 17:35:41 +0100 |
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 <address@hidden>
---
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
- [Qemu-devel] [PATCH 0/9] target-arm: Implement A64 semihosting, Peter Maydell, 2015/08/13
- [Qemu-devel] [PATCH 2/9] target-arm: Improve semihosting debug prints, Peter Maydell, 2015/08/13
- [Qemu-devel] [PATCH 5/9] include/exec/softmmu-semi.h: Add support for 64-bit values,
Peter Maydell <=
- [Qemu-devel] [PATCH 8/9] target-arm/arm-semi.c: SYS_EXIT on A64 takes a parameter block, Peter Maydell, 2015/08/13
- [Qemu-devel] [PATCH 9/9] target-arm: Wire up HLT 0xf000 as the A64 semihosting instruction, Peter Maydell, 2015/08/13
- [Qemu-devel] [PATCH 6/9] target-arm/arm-semi.c: Support widening APIs to 64 bits, Peter Maydell, 2015/08/13
- [Qemu-devel] [PATCH 3/9] gdbstub: Implement gdb_do_syscallv(), Peter Maydell, 2015/08/13
- [Qemu-devel] [PATCH 1/9] target-arm/arm-semi.c: Fix broken SYS_WRITE0 via gdb, Peter Maydell, 2015/08/13
- [Qemu-devel] [PATCH 7/9] target-arm/arm-semi.c: Implement A64 specific SyncCacheRange call, Peter Maydell, 2015/08/13