Kyösti Mälkki (kyosti.malkki@gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/5690
-gerrit
commit 9a3556b58efd2fe957ec0d412dd358abdd603f08 Author: Kyösti Mälkki kyosti.malkki@gmail.com Date: Mon May 5 16:40:15 2014 +0300
gizmoboard: Move support of SPD data in CBFS
This code is not specific to any board or AGESA family.
Change-Id: I26c32fbe8e45018e239762b072dfe3da05271697 Signed-off-by: Kyösti Mälkki kyosti.malkki@gmail.com --- src/device/dram/spd_cache.c | 69 ++++++++++++++++++++++ src/mainboard/gizmosphere/gizmo/BiosCallOuts.c | 60 +------------------ src/mainboard/gizmosphere/gizmo/Makefile.inc | 1 + src/northbridge/amd/agesa/def_callouts.c | 30 +++++++++- src/northbridge/amd/agesa/def_callouts.h | 2 + .../amd/agesa/family14/fam14_callouts.h | 2 - 6 files changed, 101 insertions(+), 63 deletions(-)
diff --git a/src/device/dram/spd_cache.c b/src/device/dram/spd_cache.c new file mode 100644 index 0000000..cc1c0a0 --- /dev/null +++ b/src/device/dram/spd_cache.c @@ -0,0 +1,69 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2013 Advanced Micro Devices, Inc. + * + * 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 + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <console/console.h> +#include <device/dram/ddr3.h> +#include <cbfs.h> +#include <string.h> +#include <stdint.h> + +#define SPD_SIZE 128 +#define SPD_CRC_HI 127 +#define SPD_CRC_LO 126 + +/* FIXME: find right header */ +int read_spd_from_cbfs(u8 *buf, int idx); + +int read_spd_from_cbfs(u8 *buf, int idx) +{ + const char *spd_file; + size_t spd_file_len = 0; + size_t min_len = (idx+1) * SPD_SIZE; + + printk(BIOS_DEBUG, "read SPD\n"); + spd_file = cbfs_get_file_content(CBFS_DEFAULT_MEDIA, "spd.bin", 0xab, + &spd_file_len); + if (!spd_file) + printk(BIOS_EMERG, "file [spd.bin] not found in CBFS"); + if (spd_file_len < min_len) + printk(BIOS_EMERG, "Missing SPD data."); + if (!spd_file || spd_file_len < min_len) + return -1; + + memcpy(buf, spd_file + (idx * SPD_SIZE), SPD_SIZE); + + u16 crc = spd_ddr3_calc_crc(buf, SPD_SIZE); + + if (((buf[SPD_CRC_LO] == 0) && (buf[SPD_CRC_HI] == 0)) + || (buf[SPD_CRC_LO] != (crc & 0xff)) + || (buf[SPD_CRC_HI] != (crc >> 8))) { + printk(BIOS_WARNING, "SPD has a invalid or zero-valued CRC\n"); + buf[SPD_CRC_LO] = crc & 0xff; + buf[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 ", buf[i]); + } + printk(BIOS_WARNING, "\n"); + } + return 0; +} diff --git a/src/mainboard/gizmosphere/gizmo/BiosCallOuts.c b/src/mainboard/gizmosphere/gizmo/BiosCallOuts.c index 2efc459..da21f57 100755 --- a/src/mainboard/gizmosphere/gizmo/BiosCallOuts.c +++ b/src/mainboard/gizmosphere/gizmo/BiosCallOuts.c @@ -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) { diff --git a/src/mainboard/gizmosphere/gizmo/Makefile.inc b/src/mainboard/gizmosphere/gizmo/Makefile.inc index 3f4224b..a6fb2e6 100755 --- a/src/mainboard/gizmosphere/gizmo/Makefile.inc +++ b/src/mainboard/gizmosphere/gizmo/Makefile.inc @@ -30,6 +30,7 @@ romstage-y += agesawrapper.c romstage-y += BiosCallOuts.c romstage-y += PlatformGnbPcie.c romstage-y += ../../../device/dram/ddr3.c +romstage-y += ../../../device/dram/spd_cache.c
ramstage-y += buildOpts.c ramstage-y += agesawrapper.c diff --git a/src/northbridge/amd/agesa/def_callouts.c b/src/northbridge/amd/agesa/def_callouts.c index 3dd77d2..1a790fe 100644 --- a/src/northbridge/amd/agesa/def_callouts.c +++ b/src/northbridge/amd/agesa/def_callouts.c @@ -2,6 +2,7 @@ * 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 @@ -39,8 +40,6 @@ AGESA_STATUS GetBiosCallout (UINT32 Func, UINT32 Data, VOID *ConfigPtr) return BiosCallouts[i].CalloutPtr (Func, Data, ConfigPtr); }
- - AGESA_STATUS agesa_NoopUnsupported (UINT32 Func, UINT32 Data, VOID *ConfigPtr) { return AGESA_UNSUPPORTED; @@ -59,6 +58,7 @@ AGESA_STATUS agesa_EmptyIdsInitData (UINT32 Func, UINT32 Data, VOID *ConfigPtr) return AGESA_SUCCESS; }
+ AGESA_STATUS agesa_Reset (UINT32 Func, UINT32 Data, VOID *ConfigPtr) { AGESA_STATUS Status; @@ -115,3 +115,29 @@ AGESA_STATUS agesa_GfxGetVbiosImage(UINT32 Func, UINT32 FchData, VOID *ConfigPrt return pVbiosImageInfo->ImagePtr == NULL ? AGESA_WARNING : AGESA_SUCCESS; } #endif + +/* FIXME: find right header and Kconfig */ +#if CONFIG_BOARD_GIZMOSPHERE_GIZMO +int read_spd_from_cbfs(u8 *buf, int idx); + +AGESA_STATUS agesa_ReadSpd_from_cbfs(UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + AGESA_STATUS Status = AGESA_UNSUPPORTED; +#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; + + /* Read index 0, first SPD_SIZE bytes of spd.bin file. */ + if (read_spd_from_cbfs((char*)info->Buffer, 0) < 0) + die("No SPD data\n"); + + Status = AGESA_SUCCESS; +#endif + return Status; +} +#endif diff --git a/src/northbridge/amd/agesa/def_callouts.h b/src/northbridge/amd/agesa/def_callouts.h index 033abc3..b679bae 100644 --- a/src/northbridge/amd/agesa/def_callouts.h +++ b/src/northbridge/amd/agesa/def_callouts.h @@ -65,6 +65,8 @@ AGESA_STATUS agesa_Reset (UINT32 Func, UINT32 Data, VOID *ConfigPtr); AGESA_STATUS agesa_RunFuncOnAp (UINT32 Func, UINT32 Data, VOID *ConfigPtr); AGESA_STATUS agesa_GfxGetVbiosImage(UINT32 Func, UINT32 FchData, VOID *ConfigPrt);
+AGESA_STATUS agesa_ReadSpd_from_cbfs(UINT32 Func, UINT32 Data, VOID *ConfigPtr); + AGESA_STATUS GetBiosCallout (UINT32 Func, UINT32 Data, VOID *ConfigPtr);
typedef struct { diff --git a/src/northbridge/amd/agesa/family14/fam14_callouts.h b/src/northbridge/amd/agesa/family14/fam14_callouts.h index c885761..f58441a 100755 --- a/src/northbridge/amd/agesa/family14/fam14_callouts.h +++ b/src/northbridge/amd/agesa/family14/fam14_callouts.h @@ -26,7 +26,5 @@
/* AGESA ADVANCED CALLOUTS - MEMORY */ AGESA_STATUS BiosReadSpd (UINT32 Func,UINT32 Data,VOID *ConfigPtr); -AGESA_STATUS BiosReadSpd_from_cbfs(UINT32 Func, UINT32 Data, VOID *ConfigPtr); -
#endif /* CALLOUTS_AMD_AGESA_FAM14_H */