diff options
Diffstat (limited to 'src/arch/armv7/boot')
-rw-r--r-- | src/arch/armv7/boot/multiboot.c | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/src/arch/armv7/boot/multiboot.c b/src/arch/armv7/boot/multiboot.c deleted file mode 100644 index 4059f2736b..0000000000 --- a/src/arch/armv7/boot/multiboot.c +++ /dev/null @@ -1,77 +0,0 @@ -/* - * support for Multiboot payloads - * - * Copyright (C) 2008 Robert Millan - * - * 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, see <http://www.gnu.org/licenses/>. - * - */ - -#include <cpu/x86/multiboot.h> -#include <string.h> -#include <device/resource.h> -#include <console/console.h> -#include <boot/coreboot_tables.h> -#include <arch/coreboot_tables.h> - -struct multiboot_info *mbi = NULL; - -unsigned long write_multiboot_info(unsigned long rom_table_end) -{ - static struct multiboot_mmap_entry *mb_mem; - struct lb_memory* coreboot_table; - int entries; - int i; - - mbi = (struct multiboot_info *)rom_table_end; - - memset(mbi, 0, sizeof(*mbi)); - rom_table_end += sizeof(*mbi); - - mbi->mmap_addr = (u32) rom_table_end; - mb_mem = (struct multiboot_mmap_entry *)rom_table_end; - - /* copy regions from coreboot tables */ - coreboot_table = get_lb_mem(); - entries = (coreboot_table->size - sizeof(*coreboot_table))/sizeof(coreboot_table->map[0]); - - if (coreboot_table == NULL || entries < 1) { - printk(BIOS_INFO, "%s: Cannot find coreboot table.\n", __func__); - return (unsigned long) mb_mem; - } - - for (i = 0; i < entries; i++) { - uint64_t entry_start = unpack_lb64(coreboot_table->map[i].start); - uint64_t entry_size = unpack_lb64(coreboot_table->map[i].size); - mb_mem->addr = entry_start; - mb_mem->len = entry_size; - switch (coreboot_table->map[i].type) { - case LB_MEM_RAM: - mb_mem->type = MULTIBOOT_MEMORY_AVAILABLE; - break; - default: // anything other than usable RAM - mb_mem->type = MULTIBOOT_MEMORY_RESERVED; - break; - } - mb_mem->size = sizeof(*mb_mem) - sizeof(mb_mem->size); - mb_mem++; - } - - mbi->mmap_length = ((u32) mb_mem) - mbi->mmap_addr; - mbi->flags |= MB_INFO_MEM_MAP; - - printk(BIOS_INFO, "Multiboot Information structure has been written.\n"); - - return (unsigned long)mb_mem; -} |