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authorStefan Reinauer <stepan@coresystems.de>2010-04-12 23:12:15 +0000
committerStefan Reinauer <stepan@openbios.org>2010-04-12 23:12:15 +0000
commit1977b891c55a01e436b2aae1421f635b0c873778 (patch)
treef1198e2d67a2ee0078da2b9ee7fc6ceb3c04f2f9 /src/cpu/intel/model_6fx/cache_as_ram_disable.c
parent3e1f524566dd89e5a7af424a06091e78c5a696da (diff)
downloadcoreboot-1977b891c55a01e436b2aae1421f635b0c873778.tar.xz
port latest model 6ex car changes to 6fx car, which is almost identical and
currently unused. Just keep it in sync, we might need it some day. Signed-off-by: Stefan Reinauer <stepan@coresystems.de> Acked-by: Stefan Reinauer <stepan@coresystems.de> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5413 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/cpu/intel/model_6fx/cache_as_ram_disable.c')
-rw-r--r--src/cpu/intel/model_6fx/cache_as_ram_disable.c88
1 files changed, 0 insertions, 88 deletions
diff --git a/src/cpu/intel/model_6fx/cache_as_ram_disable.c b/src/cpu/intel/model_6fx/cache_as_ram_disable.c
deleted file mode 100644
index e085efa170..0000000000
--- a/src/cpu/intel/model_6fx/cache_as_ram_disable.c
+++ /dev/null
@@ -1,88 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2007-2009 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
- */
-
-
-
-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 .. */
-
-#ifdef CAR_DEBUG
- /* 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"
- : "=a" (v_esp)
- );
- printk(BIOS_SPEW, "v_esp=%08x\n", v_esp);
-#endif
-
-cpu_reset_x:
-
- printk(BIOS_SPEW, "cpu_reset = %08x\n", cpu_reset);
- printk(BIOS_SPEW, "No cache as ram now - ");
-
- /* store cpu_reset to ebx */
- __asm__ volatile (
- "movl %0, %%ebx\n\t"
- ::"a" (cpu_reset)
- );
-
-#undef CLEAR_FIRST_1M_RAM
-#include "cache_as_ram_post.c"
-
- /* For now: use rambase + 1MB - 64K (counting downwards) as stack. This
- * makes sure that we stay completely within the 1M of memory we
- * preserve with the memcpy above.
- */
-
-#ifndef HIGH_MEMORY_SAVE
-#define HIGH_MEMORY_SAVE ( (1024 - 64) * 1024 )
-#endif
-
- __asm__ volatile (
- "movl %0, %%ebp\n"
- "movl %0, %%esp\n"
- :: "a" (CONFIG_RAMBASE + HIGH_MEMORY_SAVE)
- );
-
- {
- unsigned new_cpu_reset;
-
- /* get back cpu_reset from ebx */
- __asm__ volatile (
- "movl %%ebx, %0\n"
- :"=a" (new_cpu_reset)
- );
-
- /* Copy and execute coreboot_ram */
- copy_and_run(new_cpu_reset);
- }
-
- /* We will not return */
- printk(BIOS_DEBUG, "sorry. parachute did not open.\n");
-}