diff options
author | Wolfgang Denk <wd@denx.de> | 2011-12-23 20:53:58 +0100 |
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committer | Wolfgang Denk <wd@denx.de> | 2011-12-23 20:53:58 +0100 |
commit | bfcc40bb09b05c90cc3b1496abb270eb8aa72134 (patch) | |
tree | c551fbe329411533b80f0298f6f0ff5afb48cee7 /arch/x86/cpu/coreboot/sdram.c | |
parent | cba9a894fdb1cb49b60fcd1d1d6919cbd7995dd5 (diff) | |
parent | 1895420b2ef7358014b355aa4f4f2c348267a6d9 (diff) |
Merge branch 'next' of ../next
* 'next' of ../next:
mkenvimage: Add version info switch (-V)
mkenvimage: Fix getopt() error handling
mkenvimage: Fix some typos
phy: add Micrel KS8721BL phy definition
net: introduce per device index
mvgbe: remove setting of ethaddr within the driver
x86: Add support for specifying an initrd with the zboot command
x86: Refactor the zboot innards so they can be reused with a vboot image
x86: Add infrastructure to extract an e820 table from the coreboot tables
x86: Add support for booting Linux using the 32 bit boot protocol
x86: Clean up the x86 zimage code in preparation to extend it
x86: Import code from coreboot's libpayload to parse the coreboot table
x86: Initial commit for running as a coreboot payload
CHECKPATCH: ./board/esd/hh405/logo_320_240_8bpp.c
CHECKPATCH: ./board/esd/hh405/logo_1024_768_8bpp.c
CHECKPATCH: ./board/esd/hh405/logo_320_240_4bpp.c
CHECKPATCH: ./board/esd/hh405/logo_640_480_24bpp.c
CHECKPATCH: ./board/esd/apc405/logo_640_480_24bpp.c
CHECKPATCH: ./board/esd/voh405/logo_320_240_4bpp.c
CHECKPATCH: ./board/esd/voh405/logo_640_480_24bpp.c
CHECKPATCH: ./board/esd/hh405/fpgadata.c
CHECKPATCH: ./board/esd/pci405/fpgadata.c
CHECKPATCH: ./board/esd/tasreg/fpgadata.c
CHECKPATCH: ./board/esd/apc405/fpgadata.c
CHECKPATCH: ./board/esd/voh405/fpgadata.c
CHECKPATCH: ./board/esd/ash405/fpgadata.c
CHECKPATCH: ./board/esd/dasa_sim/fpgadata.c
CHECKPATCH: ./board/esd/ar405/fpgadata_xl30.c
CHECKPATCH: ./board/esd/ar405/fpgadata.c
CHECKPATCH: ./board/esd/plu405/fpgadata.c
CHECKPATCH: ./board/esd/wuh405/fpgadata.c
CHECKPATCH: ./board/esd/cpci405/fpgadata_cpci405.c
CHECKPATCH: ./board/esd/cpci405/fpgadata_cpci405ab.c
CHECKPATCH: ./board/esd/cpci405/fpgadata_cpci4052.c
CHECKPATCH: ./board/esd/canbt/fpgadata.c
CHECKPATCH: ./board/esd/du405/fpgadata.c
CHECKPATCH: ./board/esd/cpciiser4/fpgadata.c
CHECKPATCH: ./board/dave/PPChameleonEVB/fpgadata.c
avr32:mmu.c: fix printf() length modifier
fat.c: fix printf() length modifier
cmd_sf.c: fix printf() length modifier
Make printf and vprintf safe from buffer overruns
vsprintf: Move function documentation into header file
Add safe vsnprintf and snprintf library functions
Move vsprintf functions into their own header
Conflicts:
tools/mkenvimage.c
Signed-off-by: Wolfgang Denk <wd@denx.de>
Diffstat (limited to 'arch/x86/cpu/coreboot/sdram.c')
-rw-r--r-- | arch/x86/cpu/coreboot/sdram.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/arch/x86/cpu/coreboot/sdram.c b/arch/x86/cpu/coreboot/sdram.c new file mode 100644 index 00000000000..f8fdac6319e --- /dev/null +++ b/arch/x86/cpu/coreboot/sdram.c @@ -0,0 +1,75 @@ +/* + * Copyright (c) 2011 The Chromium OS Authors. + * (C) Copyright 2010,2011 + * Graeme Russ, <graeme.russ@gmail.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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; either version 2 of + * the License, or (at your option) any later version. + * + * 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., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <malloc.h> +#include <asm/e820.h> +#include <asm/u-boot-x86.h> +#include <asm/global_data.h> +#include <asm/arch-coreboot/sysinfo.h> +#include <asm/arch-coreboot/tables.h> + +DECLARE_GLOBAL_DATA_PTR; + +unsigned install_e820_map(unsigned max_entries, struct e820entry *entries) +{ + int i; + + unsigned num_entries = min(lib_sysinfo.n_memranges, max_entries); + if (num_entries < lib_sysinfo.n_memranges) { + printf("Warning: Limiting e820 map to %d entries.\n", + num_entries); + } + for (i = 0; i < num_entries; i++) { + struct memrange *memrange = &lib_sysinfo.memrange[i]; + + entries[i].addr = memrange->base; + entries[i].size = memrange->size; + entries[i].type = memrange->type; + } + return num_entries; +} + +int dram_init_f(void) +{ + int i; + phys_size_t ram_size = 0; + + for (i = 0; i < lib_sysinfo.n_memranges; i++) { + struct memrange *memrange = &lib_sysinfo.memrange[i]; + unsigned long long end = memrange->base + memrange->size; + + if (memrange->type == CB_MEM_RAM && end > ram_size) + ram_size = end; + } + gd->ram_size = ram_size; + if (ram_size == 0) + return -1; + return 0; +} + +int dram_init(void) +{ + return 0; +} |