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[Qemu-devel] [PATCH v6 15/24] linux-user: Fix up AArch64 syscall handler
From: |
Peter Maydell |
Subject: |
[Qemu-devel] [PATCH v6 15/24] linux-user: Fix up AArch64 syscall handlers |
Date: |
Tue, 3 Sep 2013 20:12:15 +0100 |
From: Alexander Graf <address@hidden>
Some syscall handlers have special code for ARM enabled that we don't
need on AArch64. Exclude AArch64 in those cases. In other places we
can share struct definitions with other targets or have to provide our
own.
With this patch applied, most syscall definitions in linux-user should
be sound for AArch64.
Signed-off-by: Alexander Graf <address@hidden>
Signed-off-by: John Rigby <address@hidden>
Message-id: address@hidden
Signed-off-by: Peter Maydell <address@hidden>
---
linux-user/syscall.c | 5 +++--
linux-user/syscall_defs.h | 28 ++++++++++++++++++++++++++--
2 files changed, 29 insertions(+), 4 deletions(-)
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index f986548..73046b0 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -4737,7 +4737,7 @@ static inline abi_long host_to_target_stat64(void
*cpu_env,
abi_ulong target_addr,
struct stat *host_st)
{
-#ifdef TARGET_ARM
+#if defined(TARGET_ARM) && defined(TARGET_ABI32)
if (((CPUARMState *)cpu_env)->eabi) {
struct target_eabi_stat64 *target_st;
@@ -6394,7 +6394,8 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
#endif
#ifdef TARGET_NR_mmap
case TARGET_NR_mmap:
-#if (defined(TARGET_I386) && defined(TARGET_ABI32)) || defined(TARGET_ARM) || \
+#if (defined(TARGET_I386) && defined(TARGET_ABI32)) || \
+ (defined(TARGET_ARM) && defined(TARGET_ABI32)) || \
defined(TARGET_M68K) || defined(TARGET_CRIS) || defined(TARGET_MICROBLAZE)
\
|| defined(TARGET_S390X)
{
diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
index 086fbff..2ebe356 100644
--- a/linux-user/syscall_defs.h
+++ b/linux-user/syscall_defs.h
@@ -1137,7 +1137,8 @@ struct target_winsize {
#define TARGET_MAP_UNINITIALIZED 0x4000000 /* for anonymous mmap, memory
could be uninitialized */
#endif
-#if (defined(TARGET_I386) && defined(TARGET_ABI32)) || defined(TARGET_ARM) \
+#if (defined(TARGET_I386) && defined(TARGET_ABI32)) \
+ || (defined(TARGET_ARM) && defined(TARGET_ABI32)) \
|| defined(TARGET_CRIS) || defined(TARGET_UNICORE32)
struct target_stat {
unsigned short st_dev;
@@ -1835,6 +1836,28 @@ struct target_stat {
abi_long st_blocks;
abi_ulong __unused[3];
};
+#elif defined(TARGET_AARCH64)
+struct target_stat {
+ abi_ulong st_dev;
+ abi_ulong st_ino;
+ unsigned int st_mode;
+ unsigned int st_nlink;
+ unsigned int st_uid;
+ unsigned int st_gid;
+ abi_ulong st_rdev;
+ abi_ulong _pad1;
+ abi_long st_size;
+ int st_blksize;
+ int __pad2;
+ abi_long st_blocks;
+ abi_long target_st_atime;
+ abi_ulong target_st_atime_nsec;
+ abi_long target_st_mtime;
+ abi_ulong target_st_mtime_nsec;
+ abi_long target_st_ctime;
+ abi_ulong target_st_ctime_nsec;
+ unsigned int __unused[2];
+};
#elif defined(TARGET_OPENRISC)
/* These are the asm-generic versions of the stat and stat64 structures */
@@ -1943,7 +1966,8 @@ struct target_statfs64 {
uint32_t f_spare[6];
};
#elif (defined(TARGET_PPC64) || defined(TARGET_X86_64) || \
- defined(TARGET_SPARC64)) && !defined(TARGET_ABI32)
+ defined(TARGET_SPARC64) || defined(TARGET_AARCH64)) && \
+ !defined(TARGET_ABI32)
struct target_statfs {
abi_long f_type;
abi_long f_bsize;
--
1.7.9.5
- [Qemu-devel] [PATCH v6 00/24] AArch64 preparation patchset, Peter Maydell, 2013/09/03
- [Qemu-devel] [PATCH v6 23/24] default-configs: Add config for aarch64-linux-user, Peter Maydell, 2013/09/03
- [Qemu-devel] [PATCH v6 05/24] target-arm: Fix target_ulong/uint32_t confusions, Peter Maydell, 2013/09/03
- [Qemu-devel] [PATCH v6 15/24] linux-user: Fix up AArch64 syscall handlers,
Peter Maydell <=
- [Qemu-devel] [PATCH v6 24/24] default-configs: Add config for aarch64-softmmu, Peter Maydell, 2013/09/03
- [Qemu-devel] [PATCH v6 01/24] target-arm: Make '-cpu any' available in linux-user mode only, Peter Maydell, 2013/09/03
- [Qemu-devel] [PATCH v6 08/24] target-arm: Disable 32 bit CPUs in 64 bit linux-user builds, Peter Maydell, 2013/09/03
- [Qemu-devel] [PATCH v6 17/24] linux-user: Make sure NWFPE code is 32 bit ARM only, Peter Maydell, 2013/09/03
- [Qemu-devel] [PATCH v6 12/24] linux-user: Don't treat AArch64 cpu names specially, Peter Maydell, 2013/09/03
- [Qemu-devel] [PATCH v6 22/24] configure: Add handling code for AArch64 targets, Peter Maydell, 2013/09/03
- [Qemu-devel] [PATCH v6 04/24] target-arm: Export cpu_env, Peter Maydell, 2013/09/03
- [Qemu-devel] [PATCH v6 03/24] target-arm: Extract the disas struct to a header file, Peter Maydell, 2013/09/03
- [Qemu-devel] [PATCH v6 18/24] linux-user: Implement cpu_set_tls() and cpu_clone_regs() for AArch64, Peter Maydell, 2013/09/03
- [Qemu-devel] [PATCH v6 13/24] linux-user: Add cpu loop for AArch64, Peter Maydell, 2013/09/03