Patrick Georgi (pgeorgi@google.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/10951
-gerrit
commit 553c9dcb9f8a1f1c5e473e82751e848281afcc57 Author: Yen Lin yelin@nvidia.com Date: Wed Jun 17 17:06:23 2015 -0700
foster: add sdram_configs.c
Add sdram_configs.c to both romstage and ramstage.
BUG=chrome-os-partner:40741 BRANCH=None TEST=Build ok on Foster
Signed-off-by: Yen Lin yelin@nvidi.com
Change-Id: Ib270c837ebe355c8d16072186c2b27d1c469fd48 Signed-off-by: Patrick Georgi pgeorgi@chromium.org Original-Commit-Id: 73bc1abf2821176c21179880774887eec7c858b1 Original-Change-Id: Ia80a57a81e44542ee3d5437866071d50c8c5b8cb Original-Reviewed-on: https://chromium-review.googlesource.com/280290 Original-Reviewed-by: Furquan Shaikh furquan@chromium.org Original-Reviewed-by: Tom Warren twarren@nvidia.com Original-Tested-by: Yen Lin yelin@nvidia.com Original-Commit-Queue: Yen Lin yelin@nvidia.com --- src/mainboard/google/foster/Makefile.inc | 2 ++ src/mainboard/google/foster/sdram_configs.c | 42 +++++++++++++++++++++++++++++ 2 files changed, 44 insertions(+)
diff --git a/src/mainboard/google/foster/Makefile.inc b/src/mainboard/google/foster/Makefile.inc index f9fd32b..7b2329e 100644 --- a/src/mainboard/google/foster/Makefile.inc +++ b/src/mainboard/google/foster/Makefile.inc @@ -39,11 +39,13 @@ verstage-y += reset.c romstage-y += reset.c romstage-y += romstage.c romstage-y += chromeos.c +romstage-y += sdram_configs.c
ramstage-y += boardid.c ramstage-y += mainboard.c ramstage-y += reset.c ramstage-y += chromeos.c +ramstage-y += sdram_configs.c
bootblock-y += memlayout.ld romstage-y += memlayout.ld diff --git a/src/mainboard/google/foster/sdram_configs.c b/src/mainboard/google/foster/sdram_configs.c new file mode 100644 index 0000000..633a0bf --- /dev/null +++ b/src/mainboard/google/foster/sdram_configs.c @@ -0,0 +1,42 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2014 Google Inc. + * Copyright (c) 2015, NVIDIA CORPORATION. All rights reserved. + * + * 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. + */ + +#include <console/console.h> +#include <soc/sdram_configs.h> + +static struct sdram_params sdram_configs[] = { +#include "bct/sdram-samsung-3GB-204.inc" /* ram_code = 0000 */ +#include "bct/sdram-unused.inc" /* ram_code = 0001 */ +#include "bct/sdram-unused.inc" /* ram_code = 0010 */ +#include "bct/sdram-unused.inc" /* ram_code = 0011 */ +}; + +const struct sdram_params *get_sdram_config() +{ + uint32_t ramcode = sdram_get_ram_code(); + /* + * If we need to apply some special hacks to RAMCODE mapping (ex, by + * board_id), do that now. + */ + + printk(BIOS_SPEW, "%s: RAMCODE=%d\n", __func__, ramcode); + if (ramcode >= sizeof(sdram_configs) / sizeof(sdram_configs[0]) || + sdram_configs[ramcode].MemoryType == NvBootMemoryType_Unused) { + die("Invalid RAMCODE."); + } + + return &sdram_configs[ramcode]; +}