diff options
Diffstat (limited to 'src/soc/intel/quark/romstage/car_stage_entry.S')
| -rw-r--r-- | src/soc/intel/quark/romstage/car_stage_entry.S | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/src/soc/intel/quark/romstage/car_stage_entry.S b/src/soc/intel/quark/romstage/car_stage_entry.S deleted file mode 100644 index c9847eaac7..0000000000 --- a/src/soc/intel/quark/romstage/car_stage_entry.S +++ /dev/null @@ -1,72 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2000,2007 Ronald G. Minnich <rminnich@gmail.com> - * Copyright (C) 2007-2008 coresystems GmbH - * Copyright (C) 2013-2014 Sage Electronic Engineering, LLC. - * Copyright (C) 2015-2016 Intel Corporation - * - * 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. - * - * Replacement for cache_as_ram.inc when using the C environment boot block. - */ - -#include <rules.h> -#include <soc/sd.h> - - .section ".text" - .global car_stage_entry - -car_stage_entry: - - /* Enter the C code */ - call car_stage_c_entry - - /* The code should never reach this point */ - movb $0x69, %ah - jmp .Lhlt - -#---------------------------------------------------------------------------- -# -# Procedure: .Lhlt -# -# Input: ah - Upper 8-bits of POST code -# al - Lower 8-bits of POST code -# -# Description: -# Infinite loop displaying alternating POST code values -# -#---------------------------------------------------------------------------- - -#define FLASH_DELAY 0x1000 /* I/O delay between post codes on failure */ -#define POST_DELAY 0x50 - -.Lhlt: - xchg %al, %ah - mov $POST_DELAY, %dh -#if CONFIG(POST_IO) - outb %al, $CONFIG_POST_IO_PORT -#else - post_code(POST_DEAD_CODE) -#endif -.flash_setup: - movl $FLASH_DELAY, %ecx -.flash_delay: - outb %al, $0xED - loop .flash_delay -#if CONFIG(ENABLE_DEBUG_LED) - movl $SD_HOST_CTRL, %ebx - movb 0(%ebx), %dl - xorb $1, %dl - movb %dl, 0(%ebx) -#endif /* CONFIG_ENABLE_DEBUG_LED */ - decb %dh - jnz .flash_setup - jmp .Lhlt |