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[Qemu-devel] [PATCH v2 16/43] windbg: generate ExceptionStateChange
From: |
Mihail Abakumov |
Subject: |
[Qemu-devel] [PATCH v2 16/43] windbg: generate ExceptionStateChange |
Date: |
Tue, 17 Oct 2017 16:10:20 +0300 |
User-agent: |
StGit/0.17.1-dirty |
Added function for generate ExceptionStateChange packet.
Signed-off-by: Mihail Abakumov <address@hidden>
Signed-off-by: Pavel Dovgalyuk <address@hidden>
Signed-off-by: Dmitriy Koltunov <address@hidden>
---
include/exec/windbgstub-utils.h | 2 ++
target/i386/windbgstub.c | 20 +++++++++++++++++++-
2 files changed, 21 insertions(+), 1 deletion(-)
diff --git a/include/exec/windbgstub-utils.h b/include/exec/windbgstub-utils.h
index f0da3cbd86..fea04cbc89 100755
--- a/include/exec/windbgstub-utils.h
+++ b/include/exec/windbgstub-utils.h
@@ -93,6 +93,8 @@ typedef struct SizedBuf {
InitedAddr *windbg_get_KPCR(void);
InitedAddr *windbg_get_version(void);
+SizedBuf kd_gen_exception_sc(CPUState *cpu);
+
bool windbg_on_load(void);
#endif
diff --git a/target/i386/windbgstub.c b/target/i386/windbgstub.c
index da0aeb4f1b..334642b677 100755
--- a/target/i386/windbgstub.c
+++ b/target/i386/windbgstub.c
@@ -68,7 +68,6 @@ bool windbg_on_load(void)
return true;
}
-__attribute__ ((unused)) /* unused yet */
static void kd_init_state_change(CPUState *cpu,
DBGKD_ANY_WAIT_STATE_CHANGE *sc)
{
@@ -112,3 +111,22 @@ static void kd_init_state_change(CPUState *cpu,
stw_p(&cr->InstructionCount, DBGKD_MAXSTREAM);
}
}
+
+SizedBuf kd_gen_exception_sc(CPUState *cpu)
+{
+ CPUArchState *env = cpu->env_ptr;
+ DBGKD_ANY_WAIT_STATE_CHANGE *sc;
+ DBGKM_EXCEPTION_RECORD64 *exc;
+ SizedBuf buf;
+
+ SBUF_MALLOC(buf, sizeof(DBGKD_ANY_WAIT_STATE_CHANGE) + sizeof(int));
+ sc = (DBGKD_ANY_WAIT_STATE_CHANGE *) buf.data;
+ exc = &sc->u.Exception.ExceptionRecord;
+ kd_init_state_change(cpu, sc);
+
+ stl_p(&sc->NewState, DbgKdExceptionStateChange);
+ stl_p(&exc->ExceptionCode, 0x80000003);
+ sttul_p(&exc->ExceptionAddress, env->eip);
+
+ return buf;
+}
- [Qemu-devel] [PATCH v2 06/43] windbg: added WindbgState, (continued)
- [Qemu-devel] [PATCH v2 06/43] windbg: added WindbgState, Mihail Abakumov, 2017/10/17
- [Qemu-devel] [PATCH v2 08/43] windbg: hook to wrmsr operation, Mihail Abakumov, 2017/10/17
- [Qemu-devel] [PATCH v2 07/43] windbg: added chardev, Mihail Abakumov, 2017/10/17
- [Qemu-devel] [PATCH v2 09/43] windbg: handler of fs/gs register, Mihail Abakumov, 2017/10/17
- [Qemu-devel] [PATCH v2 10/43] windbg: structures for parsing data stream, Mihail Abakumov, 2017/10/17
- [Qemu-devel] [PATCH v2 11/43] windbg: parsing data stream, Mihail Abakumov, 2017/10/17
- [Qemu-devel] [PATCH v2 12/43] windbg: send data and control packets, Mihail Abakumov, 2017/10/17
- [Qemu-devel] [PATCH v2 14/43] windbg: init DBGKD_ANY_WAIT_STATE_CHANGE, Mihail Abakumov, 2017/10/17
- [Qemu-devel] [PATCH v2 13/43] windbg: handler of parsing context, Mihail Abakumov, 2017/10/17
- [Qemu-devel] [PATCH v2 15/43] windbg: sized data buffer, Mihail Abakumov, 2017/10/17
- [Qemu-devel] [PATCH v2 16/43] windbg: generate ExceptionStateChange,
Mihail Abakumov <=
- [Qemu-devel] [PATCH v2 17/43] windbg: generate LoadSymbolsStateChange, Mihail Abakumov, 2017/10/17
- [Qemu-devel] [PATCH v2 18/43] windbg: windbg_vm_stop, Mihail Abakumov, 2017/10/17
- [Qemu-devel] [PATCH v2 19/43] windbg: implemented windbg_process_control_packet, Mihail Abakumov, 2017/10/17
- [Qemu-devel] [PATCH v2 21/43] windbg: implemented windbg_process_manipulate_packet, Mihail Abakumov, 2017/10/17
- [Qemu-devel] [PATCH v2 20/43] windbg: implemented windbg_process_data_packet, Mihail Abakumov, 2017/10/17
- [Qemu-devel] [PATCH v2 22/43] windbg: implemented kd_api_read_virtual_memory and kd_api_write_virtual_memory, Mihail Abakumov, 2017/10/17
- [Qemu-devel] [PATCH v2 23/43] windbg: kernel's structures, Mihail Abakumov, 2017/10/17
- [Qemu-devel] [PATCH v2 24/43] windbg: implemented kd_api_get_context and kd_api_set_context, Mihail Abakumov, 2017/10/17
- [Qemu-devel] [PATCH v2 25/43] windbg: implemented kd_api_read_control_space and kd_api_write_control_space, Mihail Abakumov, 2017/10/17
- [Qemu-devel] [PATCH v2 26/43] windbg: implemented windbg_read_context, Mihail Abakumov, 2017/10/17