From 727ba2dadf3ffaa551e2c005d79ff8956f15b8de Mon Sep 17 00:00:00 2001 From: Yen Lin Date: Wed, 17 Jun 2015 17:06:23 -0700 Subject: [PATCH] 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 Change-Id: Ib270c837ebe355c8d16072186c2b27d1c469fd48 Signed-off-by: Patrick Georgi Original-Commit-Id: 73bc1abf2821176c21179880774887eec7c858b1 Original-Change-Id: Ia80a57a81e44542ee3d5437866071d50c8c5b8cb Original-Reviewed-on: https://chromium-review.googlesource.com/280290 Original-Reviewed-by: Furquan Shaikh Original-Reviewed-by: Tom Warren Original-Tested-by: Yen Lin Original-Commit-Queue: Yen Lin Reviewed-on: http://review.coreboot.org/10951 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer --- src/mainboard/google/foster/Makefile.inc | 2 + src/mainboard/google/foster/sdram_configs.c | 42 +++++++++++++++++++++ 2 files changed, 44 insertions(+) create mode 100644 src/mainboard/google/foster/sdram_configs.c diff --git a/src/mainboard/google/foster/Makefile.inc b/src/mainboard/google/foster/Makefile.inc index f9fd32bc8c..7b2329ea60 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 0000000000..633a0bf7db --- /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 +#include + +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]; +}