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[Qemu-devel] [PATCH 37/43] windbg: implemented kd_api_read_io_space and
From: |
Mihail Abakumov |
Subject: |
[Qemu-devel] [PATCH 37/43] windbg: implemented kd_api_read_io_space and kd_api_write_io_space |
Date: |
Tue, 26 Sep 2017 14:07:34 +0300 |
User-agent: |
StGit/0.17.1-dirty |
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 +
windbgstub-utils.c | 57 +++++++++++++++++++++++++++++++++++++++
windbgstub.c | 8 +++++
3 files changed, 67 insertions(+)
diff --git a/include/exec/windbgstub-utils.h b/include/exec/windbgstub-utils.h
index f6a60292a2..07e11c0494 100755
--- a/include/exec/windbgstub-utils.h
+++ b/include/exec/windbgstub-utils.h
@@ -111,6 +111,8 @@ void kd_api_restore_breakpoint(CPUState *cpu, PacketData
*pd);
void kd_api_continue(CPUState *cpu, PacketData *pd);
void kd_api_read_control_space(CPUState *cpu, PacketData *pd);
void kd_api_write_control_space(CPUState *cpu, PacketData *pd);
+void kd_api_read_io_space(CPUState *cpu, PacketData *pd);
+void kd_api_write_io_space(CPUState *cpu, PacketData *pd);
void kd_api_unsupported(CPUState *cpu, PacketData *pd);
SizedBuf kd_gen_exception_sc(CPUState *cpu);
diff --git a/windbgstub-utils.c b/windbgstub-utils.c
index 8d5136f310..6bf9868e51 100755
--- a/windbgstub-utils.c
+++ b/windbgstub-utils.c
@@ -11,6 +11,7 @@
#include "exec/windbgstub-utils.h"
#include "sysemu/sysemu.h"
+#include "exec/address-spaces.h"
#define IS_LOCAL_BP_ENABLED(dr7, index) (((dr7) >> ((index) * 2)) & 1)
@@ -1113,6 +1114,62 @@ void kd_api_write_control_space(CPUState *cpu,
PacketData *pd)
}
}
+void kd_api_read_io_space(CPUState *cpu, PacketData *pd)
+{
+ DBGKD_READ_WRITE_IO64 *io = &pd->m64.u.ReadWriteIo;
+ CPUArchState *env = cpu->env_ptr;
+ target_ulong addr = ldtul_p(&io->IoAddress);
+
+ switch (io->DataSize) {
+ case 1:
+ io->DataValue = address_space_ldub(&address_space_io, addr,
+ cpu_get_mem_attrs(env), NULL);
+ break;
+ case 2:
+ io->DataValue = address_space_lduw(&address_space_io, addr,
+ cpu_get_mem_attrs(env), NULL);
+ break;
+ case 4:
+ io->DataValue = address_space_ldl(&address_space_io, addr,
+ cpu_get_mem_attrs(env), NULL);
+ break;
+ default:
+ pd->m64.ReturnStatus = STATUS_UNSUCCESSFUL;
+ return;
+ }
+
+ pd->m64.ReturnStatus = STATUS_SUCCESS;
+}
+
+void kd_api_write_io_space(CPUState *cpu, PacketData *pd)
+{
+ DBGKD_READ_WRITE_IO64 *io = &pd->m64.u.ReadWriteIo;
+ CPUArchState *env = cpu->env_ptr;
+
+ target_ulong addr = ldtul_p(&io->IoAddress);
+ uint32_t value = ldl_p(&io->DataValue);
+
+ switch (io->DataSize) {
+ case 1:
+ address_space_stb(&address_space_io, addr, value,
+ cpu_get_mem_attrs(env), NULL);
+ break;
+ case 2:
+ address_space_stw(&address_space_io, addr, value,
+ cpu_get_mem_attrs(env), NULL);
+ break;
+ case 4:
+ address_space_stl(&address_space_io, addr, value,
+ cpu_get_mem_attrs(env), NULL);
+ break;
+ default:
+ pd->m64.ReturnStatus = STATUS_UNSUCCESSFUL;
+ return;
+ }
+
+ pd->m64.ReturnStatus = STATUS_SUCCESS;
+}
+
void kd_api_unsupported(CPUState *cpu, PacketData *pd)
{
WINDBG_ERROR("Catched unimplemented api %s",
diff --git a/windbgstub.c b/windbgstub.c
index 19a4f0184b..0363d9a5c8 100755
--- a/windbgstub.c
+++ b/windbgstub.c
@@ -161,6 +161,14 @@ static void
windbg_process_manipulate_packet(ParsingContext *ctx)
kd_api_restore_breakpoint(cpu, &ctx->data);
break;
+ case DbgKdReadIoSpaceApi:
+ kd_api_read_io_space(cpu, &ctx->data);
+ break;
+
+ case DbgKdWriteIoSpaceApi:
+ kd_api_write_io_space(cpu, &ctx->data);
+ break;
+
case DbgKdContinueApi:
case DbgKdContinueApi2:
kd_api_continue(cpu, &ctx->data);
- [Qemu-devel] [PATCH 28/43] windbg: implemented windbg_read_ks_regs, (continued)
- [Qemu-devel] [PATCH 28/43] windbg: implemented windbg_read_ks_regs, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 27/43] windbg: implemented windbg_write_context, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 29/43] windbg: implemented windbg_write_ks_regs, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 30/43] windbg: implemented windbg_set_sr, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 31/43] windbg: implemented windbg_set_dr, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 32/43] windbg: implemented windbg_set_dr7, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 33/43] windbg: implemented windbg_hw_breakpoint_insert and windbg_hw_breakpoint_remove, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 34/43] windbg: implemented kd_api_write_breakpoint and kd_api_restore_breakpoint, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 35/43] windbg: debug exception subscribing, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 36/43] windbg: implemented kd_api_continue, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 37/43] windbg: implemented kd_api_read_io_space and kd_api_write_io_space,
Mihail Abakumov <=
- [Qemu-devel] [PATCH 38/43] windbg: implemented kd_api_read_physical_memory and kd_api_write_physical_memory, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 39/43] windbg: implemented kd_api_get_version, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 40/43] windbg: implemented kd_api_read_msr and kd_api_write_msr, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 41/43] windbg: implemented kd_api_search_memory, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 42/43] windbg: implemented kd_api_fill_memory, Mihail Abakumov, 2017/09/26
- [Qemu-devel] [PATCH 43/43] windbg: implemented kd_api_query_memory, Mihail Abakumov, 2017/09/26
- Re: [Qemu-devel] [PATCH 00/43] Windbg supporting, no-reply, 2017/09/26
- Re: [Qemu-devel] [PATCH 00/43] Windbg supporting, no-reply, 2017/09/26
- Re: [Qemu-devel] [PATCH 00/43] Windbg supporting, no-reply, 2017/09/26
- Re: [Qemu-devel] [PATCH 00/43] Windbg supporting, Alistair Francis, 2017/09/26