diff options
Diffstat (limited to 'arch/x86/cpu/coreboot/sdram.c')
| -rw-r--r-- | arch/x86/cpu/coreboot/sdram.c | 33 |
1 files changed, 18 insertions, 15 deletions
diff --git a/arch/x86/cpu/coreboot/sdram.c b/arch/x86/cpu/coreboot/sdram.c index 9c3ab81..32f595d 100644 --- a/arch/x86/cpu/coreboot/sdram.c +++ b/arch/x86/cpu/coreboot/sdram.c @@ -7,14 +7,7 @@ */ #include <common.h> -#include <malloc.h> #include <asm/e820.h> -#include <asm/u-boot-x86.h> -#include <asm/global_data.h> -#include <asm/init_helpers.h> -#include <asm/processor.h> -#include <asm/sections.h> -#include <asm/zimage.h> #include <asm/arch/sysinfo.h> #include <asm/arch/tables.h> @@ -22,9 +15,10 @@ DECLARE_GLOBAL_DATA_PTR; unsigned install_e820_map(unsigned max_entries, struct e820entry *entries) { + unsigned num_entries; int i; - unsigned num_entries = min((unsigned)lib_sysinfo.n_memranges, max_entries); + num_entries = min((unsigned)lib_sysinfo.n_memranges, max_entries); if (num_entries < lib_sysinfo.n_memranges) { printf("Warning: Limiting e820 map to %d entries.\n", num_entries); @@ -34,8 +28,18 @@ unsigned install_e820_map(unsigned max_entries, struct e820entry *entries) entries[i].addr = memrange->base; entries[i].size = memrange->size; - entries[i].type = memrange->type; + + /* + * coreboot has some extensions (type 6 & 16) to the E820 types. + * When we detect this, mark it as E820_RESERVED. + */ + if (memrange->type == CB_MEM_VENDOR_RSVD || + memrange->type == CB_MEM_TABLE) + entries[i].type = E820_RESERVED; + else + entries[i].type = memrange->type; } + return num_entries; } @@ -90,15 +94,15 @@ int dram_init(void) struct memrange *memrange = &lib_sysinfo.memrange[i]; unsigned long long end = memrange->base + memrange->size; - if (memrange->type == CB_MEM_RAM && end > ram_size && - memrange->base < (1ULL << 32)) - ram_size = end; + if (memrange->type == CB_MEM_RAM && end > ram_size) + ram_size += memrange->size; } + gd->ram_size = ram_size; if (ram_size == 0) return -1; - return calculate_relocation_address(); + return 0; } void dram_init_banksize(void) @@ -109,8 +113,7 @@ void dram_init_banksize(void) for (i = 0, j = 0; i < lib_sysinfo.n_memranges; i++) { struct memrange *memrange = &lib_sysinfo.memrange[i]; - if (memrange->type == CB_MEM_RAM && - memrange->base < (1ULL << 32)) { + if (memrange->type == CB_MEM_RAM) { gd->bd->bi_dram[j].start = memrange->base; gd->bd->bi_dram[j].size = memrange->size; j++; |