diff options
Diffstat (limited to 'src/drivers/intel/fsp1_0/cache_as_ram.inc')
| -rw-r--r-- | src/drivers/intel/fsp1_0/cache_as_ram.inc | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/src/drivers/intel/fsp1_0/cache_as_ram.inc b/src/drivers/intel/fsp1_0/cache_as_ram.inc deleted file mode 100644 index 346416fdda..0000000000 --- a/src/drivers/intel/fsp1_0/cache_as_ram.inc +++ /dev/null @@ -1,119 +0,0 @@ -/* - * This file is part of the coreboot 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; 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 <cpu/x86/mtrr.h> -#include <cpu/x86/cache.h> -#include <cpu/x86/post_code.h> - - cmp $0, %eax - je cache_as_ram - mov $0xa0, %eax - jmp .Lhlt - -cache_as_ram: - post_code(0x20) - - /* - * Find the FSP binary in cbfs. - * Make a fake stack that has the return value back to this code. - */ - lea fake_fsp_stack, %esp - jmp find_fsp_bypass_prologue -find_fsp_ret: - /* Save the FSP location */ - mov %eax, %ebp - cmp $CONFIG_FSP_LOC, %eax - jae find_fsp_ok - mov $0xb0, %eax - jmp .Lhlt - -find_fsp_ok: - post_code(POST_FSP_TEMP_RAM_INIT) - - /* Calculate entry into FSP */ - mov 0x30(%ebp), %eax /* Load TempRamInitEntry */ - add 0x1c(%ebp), %eax /* add in the offset for the FSP base address */ - - /* - * Pass early init variables on a fake stack (no memory yet) - * as well as the return location - */ - lea CAR_init_stack, %esp - - /* call FSP binary to setup temporary stack */ - jmp *%eax - -CAR_init_done: - addl $4, %esp - cmp $0, %eax - je car_init_ok - add $0xc0, %eax - jmp .Lhlt - -car_init_ok: - - /* Save FSP_INFO_HEADER location in ebx */ - mov %ebp, %ebx - - /* - * set up bootloader stack - * ecx: stack base - * edx: stack top - */ - mov %edx, %esp - movl %esp, %ebp - - /* Clear the cbmem CAR memory region. */ - movl %ecx, %edi - movl %edx, %ecx - sub %edi, %ecx - shr $2, %ecx - xorl %eax, %eax - rep stosl - -before_romstage: - post_code(0x23) - - /* Call romstage.c main function. */ - pushl %ebx /* main takes FSP_INFO_HEADER as its argument */ - call main /* does not return */ - movb $0xB8, %ah - jmp .Lhlt - -.Lhlt: -#if CONFIG(POST_IO) - outb %al, $CONFIG_POST_IO_PORT -#endif - hlt - jmp .Lhlt - -/* - * esp is set to this location so that the call into and return from the FSP - * in find_fsp will work. - */ - .align 4 -fake_fsp_stack: - .long find_fsp_ret - -CAR_init_params: - .long dummy_microcode - .long 0 - .long CACHE_ROM_BASE /* Firmware Location */ - .long CACHE_ROM_SIZE /* Total Firmware Length */ - -CAR_init_stack: - .long CAR_init_done - .long CAR_init_params - -dummy_microcode: - .long 0 |