sravan/system76-coreboot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

gizmosphere/gizmo: Move support of SPD data in CBFS

Browse Source 
This code is not specific to any board or AGESA family.

Change-Id: I26c32fbe8e45018e239762b072dfe3da05271697
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/5690
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
This commit is contained in:
Kyösti Mälkki
2014-05-05 16:40:15 +03:00
parent 93d9f92cfb
commit 36abdc4017
11 changed files with 133 additions and 65 deletions
Download Patch File Download Diff File Expand all files Collapse all files

60
src/mainboard/gizmosphere/gizmo/BiosCallOuts.c
View File

@@ -2,7 +2,6 @@
* This file is part of the coreboot project.
*
* Copyright (C) 2011 Advanced Micro Devices, Inc.
* Copyright (C) 2013 Sage Electronic Engineering, LLC
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -24,13 +23,6 @@
#include "heapManager.h"
#include "SB800.h"
#include <stdlib.h>
#include <cbfs.h>
#include <string.h>
#include <device/dram/ddr3.h>
#define SPD_SIZE 128
#define SPD_CRC_HI 127
#define SPD_CRC_LO 126
static AGESA_STATUS board_BeforeDramInit (UINT32 Func, UINT32 Data, VOID *ConfigPtr);
@@ -40,7 +32,7 @@ const BIOS_CALLOUT_STRUCT BiosCallouts[] =
{AGESA_DEALLOCATE_BUFFER, agesa_DeallocateBuffer },
{AGESA_LOCATE_BUFFER, agesa_LocateBuffer },
{AGESA_DO_RESET, agesa_Reset },
{AGESA_READ_SPD, BiosReadSpd_from_cbfs },
{AGESA_READ_SPD, agesa_ReadSpd_from_cbfs },
{AGESA_READ_SPD_RECOVERY, agesa_NoopUnsupported },
{AGESA_RUNFUNC_ONAP, agesa_RunFuncOnAp },
{AGESA_GNB_PCIE_SLOT_RESET, agesa_NoopSuccess },
@@ -51,56 +43,6 @@ const BIOS_CALLOUT_STRUCT BiosCallouts[] =
};
const int BiosCalloutsLen = ARRAY_SIZE(BiosCallouts);
AGESA_STATUS BiosReadSpd_from_cbfs(UINT32 Func, UINT32 Data, VOID *ConfigPtr)
{
AGESA_STATUS Status;
#ifdef __PRE_RAM__
AGESA_READ_SPD_PARAMS *info = ConfigPtr;
if (info->MemChannelId > 0)
return AGESA_UNSUPPORTED;
if (info->SocketId != 0)
return AGESA_UNSUPPORTED;
if (info->DimmId != 0)
return AGESA_UNSUPPORTED;
char *spd_file;
size_t spd_file_len;
printk(BIOS_DEBUG, "read SPD\n");
spd_file = cbfs_get_file_content(CBFS_DEFAULT_MEDIA, "spd.bin", 0xab,
&spd_file_len);
if (!spd_file)
die("file [spd.bin] not found in CBFS");
if (spd_file_len < SPD_SIZE)
die("Missing SPD data.");
memcpy((char*)info->Buffer, spd_file, SPD_SIZE);
u16 crc = spd_ddr3_calc_crc(info->Buffer, SPD_SIZE);
if (((info->Buffer[SPD_CRC_LO] == 0) && (info->Buffer[SPD_CRC_HI] == 0))
|| (info->Buffer[SPD_CRC_LO] != (crc & 0xff))
|| (info->Buffer[SPD_CRC_HI] != (crc >> 8))) {
printk(BIOS_WARNING, "SPD has a invalid or zero-valued CRC\n");
info->Buffer[SPD_CRC_LO] = crc & 0xff;
info->Buffer[SPD_CRC_HI] = crc >> 8;
u16 i;
printk(BIOS_WARNING, "\nDisplay the SPD");
for (i = 0; i < SPD_SIZE; i++) {
if((i % 16) == 0x00)
printk(BIOS_WARNING, "\n%02x: ",i);
printk(BIOS_WARNING, "%02x ", info->Buffer[i]);
}
printk(BIOS_WARNING, "\n");
}
Status = AGESA_SUCCESS;
#else
Status = AGESA_UNSUPPORTED;
#endif
return Status;
}
/* Call the host environment interface to provide a user hook opportunity. */
static AGESA_STATUS board_BeforeDramInit (UINT32 Func, UINT32 Data, VOID *ConfigPtr)
{