diff options
Diffstat (limited to 'src/arch/x86/boot/coreboot_table.c')
| -rw-r--r-- | src/arch/x86/boot/coreboot_table.c | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/src/arch/x86/boot/coreboot_table.c b/src/arch/x86/boot/coreboot_table.c index 463f723097..617fab29cc 100644 --- a/src/arch/x86/boot/coreboot_table.c +++ b/src/arch/x86/boot/coreboot_table.c @@ -355,6 +355,9 @@ static void lb_memory_range(struct lb_memory *mem, static void lb_reserve_table_memory(struct lb_header *head) { +/* Dynamic cbmem has already reserved the memory where the coreboot tables + * reside. Therefore, there is nothing to fix up. */ +#if !CONFIG_DYNAMIC_CBMEM struct lb_record *last_rec; struct lb_memory *mem; uint64_t start; @@ -383,6 +386,7 @@ static void lb_reserve_table_memory(struct lb_header *head) mem->map[i].size = pack_lb64(map_end - end); } } +#endif } static unsigned long lb_table_fini(struct lb_header *head, int fixup) @@ -507,7 +511,7 @@ static void lb_remove_memory_range(struct lb_memory *mem, } } -static void lb_add_memory_range(struct lb_memory *mem, +void lb_add_memory_range(struct lb_memory *mem, uint32_t type, uint64_t start, uint64_t size) { lb_remove_memory_range(mem, start, size); @@ -664,14 +668,20 @@ unsigned long write_coreboot_table( lb_add_memory_range(mem, LB_MEM_TABLE, low_table_start, low_table_end - low_table_start); - /* Record the pirq table, acpi tables, and maybe the mptable */ - lb_add_memory_range(mem, LB_MEM_TABLE, - rom_table_start, rom_table_end-rom_table_start); - - printk(BIOS_DEBUG, "Adding high table area\n"); - // should this be LB_MEM_ACPI? + /* Record the pirq table, acpi tables, and maybe the mptable. However, + * these only need to be added when the rom_table is sitting below + * 1MiB. If it isn't that means high tables are being written. + * The code below handles high tables correctly. */ + if (rom_table_end <= (1 << 20)) + lb_add_memory_range(mem, LB_MEM_TABLE, + rom_table_start, rom_table_end-rom_table_start); + +#if CONFIG_DYNAMIC_CBMEM + cbmem_add_lb_mem(mem); +#else /* CONFIG_DYNAMIC_CBMEM */ lb_add_memory_range(mem, LB_MEM_TABLE, high_tables_base, high_tables_size); +#endif /* CONFIG_DYNAMIC_CBMEM */ /* Add reserved regions */ add_lb_reserved(mem); |