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kd64: Implement KdpRead/WriteMachineSpecificRegister

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svn path=/branches/ros-amd64-bringup/; revision=39162
This commit is contained in:
Timo Kreuzer
2009-01-28 04:15:09 +00:00
parent 7b5da63100
commit ae77b8e1f9
1 changed files with 66 additions and 6 deletions
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reactos/ntoskrnl/kd64/kdapi.c
+66 -6
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@@ -568,6 +568,68 @@ KdpSetContext(IN PDBGKD_MANIPULATE_STATE64 State,
&KdpContext);
}
VOID
NTAPI
KdpReadMachineSpecificRegister(IN PDBGKD_MANIPULATE_STATE64 State,
IN PSTRING Data,
IN PCONTEXT Context)
{
STRING Header;
PDBGKD_READ_WRITE_MSR ReadMsr;
LARGE_INTEGER Value;
/* Setup the header */
Header.Length = sizeof(DBGKD_MANIPULATE_STATE64);
Header.Buffer = (PCHAR)State;
/* Get a shortcut */
ReadMsr = &State->u.ReadWriteMsr;
/* Read the msr */
Value.QuadPart = __readmsr(ReadMsr->Msr);
/* Set fields */
ReadMsr->DataValueLow = Value.LowPart;
ReadMsr->DataValueHigh = Value.HighPart;
/* Send the reply */
KdSendPacket(PACKET_TYPE_KD_STATE_MANIPULATE,
&Header,
Data,
&KdpContext);
}
VOID
NTAPI
KdpWriteMachineSpecificRegister(IN PDBGKD_MANIPULATE_STATE64 State,
IN PSTRING Data,
IN PCONTEXT Context)
{
STRING Header;
PDBGKD_READ_WRITE_MSR WriteMsr;
LARGE_INTEGER Value;
/* Setup the header */
Header.Length = sizeof(DBGKD_MANIPULATE_STATE64);
Header.Buffer = (PCHAR)State;
/* Get a shortcut */
WriteMsr = &State->u.ReadWriteMsr;
/* Set fields */
Value.LowPart = WriteMsr->DataValueLow;
Value.HighPart = WriteMsr->DataValueHigh;
/* Write the msr */
__writemsr(WriteMsr->Msr, Value.QuadPart);
/* Send the reply */
KdSendPacket(PACKET_TYPE_KD_STATE_MANIPULATE,
&Header,
Data,
&KdpContext);
}
KCONTINUE_STATUS
NTAPI
KdpSendWaitContinue(IN ULONG PacketType,
@@ -812,16 +874,14 @@ SendPacket:
case DbgKdReadMachineSpecificRegister:
/* FIXME: TODO */
Ke386SetCr2(DbgKdReadMachineSpecificRegister);
while (TRUE);
/* Read the specified MSR */
KdpReadMachineSpecificRegister(&ManipulateState, &Data, Context);
break;
case DbgKdWriteMachineSpecificRegister:
/* FIXME: TODO */
Ke386SetCr2(DbgKdWriteMachineSpecificRegister);
while (TRUE);
/* Write the specified MSR */
KdpWriteMachineSpecificRegister(&ManipulateState, &Data, Context);
break;
case OldVlm1: