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audk
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1. Use Mde library for Debug Port Module 

2. Minimum changed for Debug Support Module.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7153 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
vanjeff 2008-12-30 07:10:46 +00:00
parent 2d4117c049
commit cfcbb8bc54
3 changed files with 31 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

34
MdeModulePkg/Universal/DebugPortDxe/DebugPort.c
View File

@ -37,9 +37,9 @@ DEBUGPORT_DEVICE mDebugPortDevice = {
(EFI_DEVICE_PATH_PROTOCOL *) NULL,
{
DebugPortReset,
DebugPortRead,
DebugPortWrite,
DebugPortPoll
DebugPortRead,
DebugPortWrite,
DebugPortPoll
},
(EFI_HANDLE) 0,
(EFI_SERIAL_IO_PROTOCOL *) NULL,
@ -127,15 +127,15 @@ GetDebugPortVariable (
}
/**
Debug Port Driver entry point.
Debug Port Driver entry point.
Reads DebugPort variable to determine what device and settings to use as the
debug port. Binds exclusively to SerialIo. Reverts to defaults if no variable
is found.
@param[in] ImageHandle The firmware allocated handle for the EFI image.
@param[in] ImageHandle The firmware allocated handle for the EFI image.
@param[in] SystemTable A pointer to the EFI System Table.
@retval EFI_SUCCESS The entry point is executed successfully.
@retval EFI_OUT_OF_RESOURCES Fails to allocate memory for device.
@retval other Some error occurs when executing this entry point.
@ -167,7 +167,7 @@ InitializeDebugPortDriver (
}
/**
Checks to see if there's not already a DebugPort interface somewhere.
Checks to see if there's not already a DebugPort interface somewhere.
If there's a DEBUGPORT variable, the device path must match exactly. If there's
no DEBUGPORT variable, then device path is not checked and does not matter.
@ -238,15 +238,15 @@ DebugPortSupported (
Status = EFI_UNSUPPORTED;
}
if (Status == EFI_SUCCESS &&
if (Status == EFI_SUCCESS &&
(Dp2->Type != MESSAGING_DEVICE_PATH ||
Dp2->SubType != MSG_VENDOR_DP ||
Dp2->SubType != MSG_VENDOR_DP ||
*((UINT16 *) Dp2->Length) != sizeof (DEBUGPORT_DEVICE_PATH))) {
Status = EFI_UNSUPPORTED;
}
if (Status == EFI_SUCCESS && CompareMem (&gEfiDebugPortDevicePathGuid, Dp2 + 1, sizeof (EFI_GUID))) {
if (Status == EFI_SUCCESS && !CompareGuid (&gEfiDebugPortDevicePathGuid, (GUID *) (Dp2 + 1))) {
Status = EFI_UNSUPPORTED;
}
@ -289,7 +289,7 @@ DebugPortSupported (
@retval EFI_SUCCESS This driver is added to ControllerHandle.
@retval EFI_OUT_OF_RESOURCES Fails to allocate memory for device.
@retval others Some error occurs.
@retval others Some error occurs.
**/
EFI_STATUS
@ -365,7 +365,7 @@ DebugPortStart (
DebugPortDP.Header.Type = MESSAGING_DEVICE_PATH;
DebugPortDP.Header.SubType = MSG_VENDOR_DP;
SetDevicePathNodeLength (&(DebugPortDP.Header), sizeof (DebugPortDP));
CopyMem (&DebugPortDP.Guid, &gEfiDebugPortDevicePathGuid, sizeof (EFI_GUID));
CopyGuid (&DebugPortDP.Guid, &gEfiDebugPortDevicePathGuid);
Dp1 = DevicePathFromHandle (ControllerHandle);
if (Dp1 == NULL) {
@ -547,11 +547,11 @@ DebugPortStop (
The port itself should be fine since it was set up during initialization.
@param This Protocol instance pointer.
@param This Protocol instance pointer.
@return EFI_SUCCESS Always.
**/
**/
EFI_STATUS
EFIAPI
DebugPortReset (
@ -579,8 +579,8 @@ DebugPortReset (
On output, the amount of data actually written.
@param Buffer Pointer to buffer to read.
@retval EFI_SUCCESS
@retval others
@retval EFI_SUCCESS
@retval others
**/
EFI_STATUS
@ -692,7 +692,7 @@ DebugPortWrite (
DebugPort interface
@retval EFI_DEVICE_ERROR A hardware failure occured... (from SerialIo)
**/
**/
EFI_STATUS
EFIAPI
DebugPortPoll (

8
MdeModulePkg/Universal/DebugSupportDxe/Ia32/PlDebugSupportIa32.c
View File

@ -12,7 +12,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "DebugSupport.h"
#include "PlDebugSupport.h"
IA32_IDT_GATE_DESCRIPTOR NullDesc = {{0}};
@ -30,7 +30,11 @@ GetInterruptHandleFromIdt (
)
{
UINTN InterruptHandle;
//
// InterruptHandle 0-15 : OffsetLow
// InterruptHandle 16-31 : OffsetHigh
//
((UINT16 *) &InterruptHandle)[0] = (UINT16) IdtGateDescriptor->Bits.OffsetLow;
((UINT16 *) &InterruptHandle)[1] = (UINT16) IdtGateDescriptor->Bits.OffsetHigh;

11
MdeModulePkg/Universal/DebugSupportDxe/X64/PlDebugSupportX64.c
View File

@ -12,7 +12,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "DebugSupport.h"
#include "PlDebugSupport.h"
IA32_IDT_GATE_DESCRIPTOR NullDesc = {{0,0}};
@ -30,7 +30,12 @@ GetInterruptHandleFromIdt (
)
{
UINTN InterruptHandle;
//
// InterruptHandle 0-15 : OffsetLow
// InterruptHandle 16-31 : OffsetHigh
// InterruptHandle 32-63 : OffsetUpper
//
((UINT16 *) &InterruptHandle)[0] = (UINT16) IdtGateDecriptor->Bits.OffsetLow;
((UINT16 *) &InterruptHandle)[1] = (UINT16) IdtGateDecriptor->Bits.OffsetHigh;
((UINT32 *) &InterruptHandle)[1] = (UINT32) IdtGateDecriptor->Bits.OffsetUpper;
@ -136,6 +141,6 @@ ManageIdtEntryTable (
HookEntry (ExceptionType, NewCallback);
}
}
return Status;
}