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[Qemu-devel] [PATCH v6 72/77] linux-user: Add support for nanoMIPS signa
From: |
Stefan Markovic |
Subject: |
[Qemu-devel] [PATCH v6 72/77] linux-user: Add support for nanoMIPS signal trampoline |
Date: |
Thu, 2 Aug 2018 16:16:59 +0200 |
From: Aleksandar Rikalo <address@hidden>
Add signal trampoline support for nanoMIPS.
Signed-off-by: Aleksandar Rikalo <address@hidden>
Signed-off-by: Aleksandar Markovic <address@hidden>
Signed-off-by: Stefan Markovic <address@hidden>
---
linux-user/mips/signal.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/linux-user/mips/signal.c b/linux-user/mips/signal.c
index ab66429..c6f5504 100644
--- a/linux-user/mips/signal.c
+++ b/linux-user/mips/signal.c
@@ -101,6 +101,17 @@ static inline int install_sigtramp(unsigned int *tramp,
unsigned int syscall)
{
int err = 0;
+#if defined(TARGET_ABI_MIPSP32)
+ uint16_t *tramp16 = (uint16_t *)tramp;
+ /*
+ * li $2, __NR__foo_sigreturn
+ * syscall 0
+ */
+ __put_user(0x6040 , tramp16 + 0);
+ __put_user(syscall, tramp16 + 1);
+ __put_user(0 , tramp16 + 2);
+ __put_user(0x1008 , tramp16 + 3);
+#else
/*
* Set up the return code ...
*
@@ -110,7 +121,7 @@ static inline int install_sigtramp(unsigned int *tramp,
unsigned int syscall)
__put_user(0x24020000 + syscall, tramp + 0);
__put_user(0x0000000c , tramp + 1);
-
+#endif
return err;
}
--
1.9.1
- [Qemu-devel] [PATCH v6 62/77] linux-user: Add target_signal.h header for nanoMIPS, (continued)
- [Qemu-devel] [PATCH v6 62/77] linux-user: Add target_signal.h header for nanoMIPS, Stefan Markovic, 2018/08/02
- [Qemu-devel] [PATCH v6 63/77] linux-user: Add termbits.h header for nanoMIPS, Stefan Markovic, 2018/08/02
- [Qemu-devel] [PATCH v6 64/77] linux-user: Update syscall_defs.h header for nanoMIPS, Stefan Markovic, 2018/08/02
- [Qemu-devel] [PATCH v6 65/77] linux-user: Add target_fcntl.h header for nanoMIPS, Stefan Markovic, 2018/08/02
- [Qemu-devel] [PATCH v6 66/77] linux-user: Add sockbits.h header for nanoMIPS, Stefan Markovic, 2018/08/02
- [Qemu-devel] [PATCH v6 67/77] linux-user: Add target_syscall.h header for nanoMIPS, Stefan Markovic, 2018/08/02
- [Qemu-devel] [PATCH v6 68/77] linux-user: Add target_cpu.h header for nanoMIPS, Stefan Markovic, 2018/08/02
- [Qemu-devel] [PATCH v6 69/77] linux-user: Add target_structs.h header for nanoMIPS, Stefan Markovic, 2018/08/02
- [Qemu-devel] [PATCH v6 70/77] linux-user: Add target_elf.h header for nanoMIPS, Stefan Markovic, 2018/08/02
- [Qemu-devel] [PATCH v6 71/77] linux-user: Add signal.c for nanoMIPS, Stefan Markovic, 2018/08/02
- [Qemu-devel] [PATCH v6 72/77] linux-user: Add support for nanoMIPS signal trampoline,
Stefan Markovic <=
- [Qemu-devel] [PATCH v6 73/77] linux-user: Add cpu_loop.c for nanoMIPS, Stefan Markovic, 2018/08/02
- [Qemu-devel] [PATCH v6 74/77] linux-user: Amend support for sigaction() syscall for nanoMIPS, Stefan Markovic, 2018/08/02
- [Qemu-devel] [PATCH v6 75/77] linux-user: Add support for statx() syscall for all platforms, Stefan Markovic, 2018/08/02
- [Qemu-devel] [PATCH v6 76/77] linux-user: Add nanoMIPS linux user mode configuration support, Stefan Markovic, 2018/08/02
- [Qemu-devel] [PATCH v6 77/77] linux-user: Add nanoMIPS support in scripts/qemu-binfmt-conf.sh, Stefan Markovic, 2018/08/02
- Re: [Qemu-devel] [PATCH v6 00/77] Add nanoMIPS support to QEMU, no-reply, 2018/08/02