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authorStefan Reinauer <stepan@coresystems.de>2010-04-13 00:11:59 +0000
committerStefan Reinauer <stepan@openbios.org>2010-04-13 00:11:59 +0000
commit170679b9ddc3ccd92840c14d2b51be2908c67875 (patch)
tree6d001c718d94126de567500006f41b91dc4753fc /src/cpu/intel/model_106cx/cache_as_ram_disable.c
parent6d1b0d84f2f35bd2a8db77a16ef54c7cf5c4b838 (diff)
downloadcoreboot-170679b9ddc3ccd92840c14d2b51be2908c67875.tar.xz
update atom car code in the same way that 6ex/6fx was updated.
Signed-off-by: Stefan Reinauer <stepan@coresystems.de> Acked-by: Stefan Reinauer <stepan@coresystems.de> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5415 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/cpu/intel/model_106cx/cache_as_ram_disable.c')
-rw-r--r--src/cpu/intel/model_106cx/cache_as_ram_disable.c94
1 files changed, 0 insertions, 94 deletions
diff --git a/src/cpu/intel/model_106cx/cache_as_ram_disable.c b/src/cpu/intel/model_106cx/cache_as_ram_disable.c
deleted file mode 100644
index c6363e62dc..0000000000
--- a/src/cpu/intel/model_106cx/cache_as_ram_disable.c
+++ /dev/null
@@ -1,94 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2007-2008 coresystems GmbH
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-
-
-/* called from assembler code */
-void stage1_main(unsigned long bist);
-
-/* from romstage.c */
-void real_main(unsigned long bist);
-
-void stage1_main(unsigned long bist)
-{
- unsigned int cpu_reset = 0;
-
- real_main(bist);
-
- /* No servicable parts below this line .. */
-
- {
- /* Check value of esp to verify if we have enough rom for stack in Cache as RAM */
- unsigned v_esp;
- __asm__ volatile (
- "movl %%esp, %0\n\t"
- : "=a" (v_esp)
- );
- printk(BIOS_SPEW, "v_esp=%08x\n", v_esp);
- }
-
- printk(BIOS_SPEW, "cpu_reset = %08x\n",cpu_reset);
-
- if(cpu_reset == 0) {
- print_spew("Clearing initial memory region: ");
- }
- print_spew("No cache as ram now - ");
-
- /* store cpu_reset to ebx */
- __asm__ volatile (
- "movl %0, %%ebx\n\t"
- ::"a" (cpu_reset)
- );
-
- if(cpu_reset==0) {
-#define CLEAR_FIRST_1M_RAM 1
-#include "cache_as_ram_post.c"
- } else {
-#undef CLEAR_FIRST_1M_RAM
-#include "cache_as_ram_post.c"
- }
-
- __asm__ volatile (
- /* set new esp */
- "movl %0, %%ebp\n\t"
- "movl %0, %%esp\n\t"
- ::"a"( CONFIG_RAMBASE + (1024-64)*1024 )
- );
-
- {
- unsigned new_cpu_reset;
-
- /* get back cpu_reset from ebx */
- __asm__ volatile (
- "movl %%ebx, %0\n\t"
- :"=a" (new_cpu_reset)
- );
-
-#ifdef CONFIG_DEACTIVATE_CAR
- print_debug("Deactivating CAR");
-#include CONFIG_DEACTIVATE_CAR_FILE
- print_debug(" - Done.\n");
-#endif
- /* Copy and execute coreboot_ram */
- copy_and_run(new_cpu_reset);
- /* We will not return */
- }
-
- print_debug("sorry. parachute did not open.\n");
-}