AGESA fam14: Comment lack of PCI-e slot resets

These boards return with AGESA_UNSUPPORTED, while other boards return
AGESA_SUCCESS here when there is no hardware for external reset signalling.

Change-Id: I5aed211b1812888af55a691cfbfa8d7b5aff91bc
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/5679
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
This commit is contained in:
Kyösti Mälkki 2014-05-04 17:23:49 +03:00
parent c459f9658b
commit f1bb19abee
3 changed files with 20 additions and 24 deletions

View File

@ -24,6 +24,12 @@
#include "SB800.h"
#include <northbridge/amd/agesa/family14/dimmSpd.h>
/* Should AGESA_GNB_PCIE_SLOT_RESET use agesa_NoopSuccess?
*
* Board is known to have some issues with integrated NIC and
* might need implementation to drive some GPIOs.
*/
CONST BIOS_CALLOUT_STRUCT BiosCallouts[] =
{
{AGESA_ALLOCATE_BUFFER, BiosAllocateBuffer },
@ -36,7 +42,7 @@ CONST BIOS_CALLOUT_STRUCT BiosCallouts[] =
{AGESA_HOOKBEFORE_DQS_TRAINING, agesa_NoopSuccess },
{AGESA_HOOKBEFORE_DRAM_INIT, BiosHookBeforeDramInit },
{AGESA_HOOKBEFORE_EXIT_SELF_REF, agesa_NoopSuccess },
{AGESA_GNB_PCIE_SLOT_RESET, BiosGnbPcieSlotReset },
{AGESA_GNB_PCIE_SLOT_RESET, agesa_NoopUnsupported },
};
AGESA_STATUS GetBiosCallout (UINT32 Func, UINT32 Data, VOID *ConfigPtr)
@ -145,9 +151,3 @@ AGESA_STATUS BiosHookBeforeDramInit (UINT32 Func, UINT32 Data, VOID *ConfigPtr)
MemData->ParameterListPtr->EnableMemClr = FALSE;
return Status;
}
/* PCIE slot reset control */
AGESA_STATUS BiosGnbPcieSlotReset (UINT32 Func, UINT32 Data, VOID *ConfigPtr)
{
return AGESA_UNSUPPORTED;
}

View File

@ -23,6 +23,11 @@
#include "heapManager.h"
#include <northbridge/amd/agesa/family14/dimmSpd.h>
/* Should AGESA_GNB_PCIE_SLOT_RESET use agesa_NoopSuccess?
*
* Dedicated reset is not needed for the on-board Intel I210 GbE controller.
*/
STATIC BIOS_CALLOUT_STRUCT BiosCallouts[] =
{
{AGESA_ALLOCATE_BUFFER, BiosAllocateBuffer },
@ -32,7 +37,7 @@ STATIC BIOS_CALLOUT_STRUCT BiosCallouts[] =
{AGESA_READ_SPD, BiosReadSpd },
{AGESA_READ_SPD_RECOVERY, agesa_NoopUnsupported },
{AGESA_RUNFUNC_ONAP, BiosRunFuncOnAp },
{AGESA_GNB_PCIE_SLOT_RESET, BiosGnbPcieSlotReset },
{AGESA_GNB_PCIE_SLOT_RESET, agesa_NoopUnsupported },
{AGESA_HOOKBEFORE_DRAM_INIT, BiosHookBeforeDramInit },
{AGESA_HOOKBEFORE_DRAM_INIT_RECOVERY, agesa_NoopSuccess },
{AGESA_HOOKBEFORE_DQS_TRAINING, agesa_NoopSuccess },
@ -85,10 +90,3 @@ AGESA_STATUS BiosHookBeforeDramInit (UINT32 Func, UINT32 Data, VOID *ConfigPtr)
return AGESA_SUCCESS;
}
/* PCIE slot reset control */
AGESA_STATUS BiosGnbPcieSlotReset (UINT32 Func, UINT32 Data, VOID *ConfigPtr)
{
// Dedicated reset not needed for the on-board Intel I210 GbE controller.
return AGESA_UNSUPPORTED;
}

View File

@ -23,6 +23,12 @@
#include "heapManager.h"
#include <northbridge/amd/agesa/family14/dimmSpd.h>
/* Should AGESA_GNB_PCIE_SLOT_RESET use agesa_NoopSuccess?
*
* COM Express doesn't provide dedicated resets for individual lanes
* and it's not needed for the on-board Intel I210 GbE controller.
*/
STATIC BIOS_CALLOUT_STRUCT BiosCallouts[] =
{
{AGESA_ALLOCATE_BUFFER, BiosAllocateBuffer },
@ -32,7 +38,7 @@ STATIC BIOS_CALLOUT_STRUCT BiosCallouts[] =
{AGESA_READ_SPD, BiosReadSpd },
{AGESA_READ_SPD_RECOVERY, agesa_NoopUnsupported },
{AGESA_RUNFUNC_ONAP, BiosRunFuncOnAp },
{AGESA_GNB_PCIE_SLOT_RESET, BiosGnbPcieSlotReset },
{AGESA_GNB_PCIE_SLOT_RESET, agesa_NoopUnsupported },
{AGESA_HOOKBEFORE_DRAM_INIT, BiosHookBeforeDramInit},
{AGESA_HOOKBEFORE_DRAM_INIT_RECOVERY, agesa_NoopSuccess },
{AGESA_HOOKBEFORE_DQS_TRAINING, agesa_NoopSuccess },
@ -85,11 +91,3 @@ AGESA_STATUS BiosHookBeforeDramInit (UINT32 Func, UINT32 Data, VOID *ConfigPtr)
return AGESA_SUCCESS;
}
/* PCIE slot reset control */
AGESA_STATUS BiosGnbPcieSlotReset (UINT32 Func, UINT32 Data, VOID *ConfigPtr)
{
// COM Express doesn't provide dedicated resets for individual lanes
// and it's not needed for the on-board Intel I210 GbE controller.
return AGESA_UNSUPPORTED;
}