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[Qemu-devel] [PATCH v3 38/45] windbg: implemented kd_api_read_physical_m
From: |
Mihail Abakumov |
Subject: |
[Qemu-devel] [PATCH v3 38/45] windbg: implemented kd_api_read_physical_memory and kd_api_write_physical_memory |
Date: |
Tue, 21 Nov 2017 17:10:50 +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 | 29 +++++++++++++++++++++++++++++
windbgstub.c | 8 ++++++++
3 files changed, 39 insertions(+)
diff --git a/include/exec/windbgstub-utils.h b/include/exec/windbgstub-utils.h
index 7f52acbae3..be48f69f40 100755
--- a/include/exec/windbgstub-utils.h
+++ b/include/exec/windbgstub-utils.h
@@ -97,6 +97,8 @@ 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_read_physical_memory(CPUState *cpu, PacketData *pd);
+void kd_api_write_physical_memory(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 3f8ce1f8be..6708e62798 100755
--- a/windbgstub-utils.c
+++ b/windbgstub-utils.c
@@ -210,6 +210,35 @@ void kd_api_write_io_space(CPUState *cpu, PacketData *pd)
pd->m64.ReturnStatus = STATUS_SUCCESS;
}
+void kd_api_read_physical_memory(CPUState *cpu, PacketData *pd)
+{
+ DBGKD_READ_MEMORY64 *mem = &pd->m64.u.ReadMemory;
+ uint32_t len;
+ target_ulong addr;
+
+ len = MIN(ldl_p(&mem->TransferCount),
+ PACKET_MAX_SIZE - sizeof(DBGKD_MANIPULATE_STATE64));
+ addr = ldtul_p(&mem->TargetBaseAddress);
+
+ cpu_physical_memory_rw(addr, pd->extra, len, 0);
+ pd->extra_size = len;
+ stl_p(&mem->ActualBytesRead, len);
+}
+
+void kd_api_write_physical_memory(CPUState *cpu, PacketData *pd)
+{
+ DBGKD_WRITE_MEMORY64 *mem = &pd->m64.u.WriteMemory;
+ uint32_t len;
+ target_ulong addr;
+
+ len = MIN(ldl_p(&mem->TransferCount), pd->extra_size);
+ addr = ldtul_p(&mem->TargetBaseAddress);
+
+ cpu_physical_memory_rw(addr, pd->extra, len, 1);
+ pd->extra_size = 0;
+ stl_p(&mem->ActualBytesWritten, len);
+}
+
void kd_api_unsupported(CPUState *cpu, PacketData *pd)
{
WINDBG_ERROR("Caught unimplemented api %s",
diff --git a/windbgstub.c b/windbgstub.c
index 397dedd9d1..72324ae53d 100755
--- a/windbgstub.c
+++ b/windbgstub.c
@@ -189,6 +189,14 @@ static void
windbg_process_manipulate_packet(ParsingContext *ctx)
kd_api_write_control_space(cpu, &ctx->data);
break;
+ case DbgKdReadPhysicalMemoryApi:
+ kd_api_read_physical_memory(cpu, &ctx->data);
+ break;
+
+ case DbgKdWritePhysicalMemoryApi:
+ kd_api_write_physical_memory(cpu, &ctx->data);
+ break;
+
case DbgKdClearAllInternalBreakpointsApi:
return;
- [Qemu-devel] [PATCH v3 29/45] windbg: implemented windbg_write_ks_regs, (continued)
- [Qemu-devel] [PATCH v3 29/45] windbg: implemented windbg_write_ks_regs, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 30/45] windbg: implemented windbg_set_sr, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 31/45] windbg: implemented windbg_set_dr, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 32/45] windbg: implemented windbg_set_dr7, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 33/45] windbg: implemented windbg_hw_breakpoint_insert and windbg_hw_breakpoint_remove, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 34/45] windbg: implemented kd_api_write_breakpoint and kd_api_restore_breakpoint, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 35/45] windbg: debug exception subscribing, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 36/45] windbg: implemented kd_api_continue, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 37/45] windbg: implemented kd_api_read_io_space and kd_api_write_io_space, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 38/45] windbg: implemented kd_api_read_physical_memory and kd_api_write_physical_memory,
Mihail Abakumov <=
- [Qemu-devel] [PATCH v3 39/45] windbg: implemented kd_api_get_version, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 40/45] windbg: implemented kd_api_read_msr and kd_api_write_msr, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 41/45] windbg: implemented kd_api_search_memory, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 42/45] windbg: implemented kd_api_fill_memory, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 43/45] windbg: implemented kd_api_query_memory, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 44/45] windbg: added new api functions, Mihail Abakumov, 2017/11/21