aboutsummaryrefslogtreecommitdiff
path: root/src/cpu/amd/car
diff options
context:
space:
mode:
authorYinghai Lu <yinghailu@gmail.com>2006-05-04 00:48:49 +0000
committerYinghai Lu <yinghailu@gmail.com>2006-05-04 00:48:49 +0000
commitb73fd5648838eeb92f2d3255db8740f2fbd10442 (patch)
treed5eb72eb5b44dd4d6e998601938aa3c134d3c0fd /src/cpu/amd/car
parent608d4b2c444515784a0ee54e018bb8a68456eb4a (diff)
rm unused file
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2293 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/cpu/amd/car')
-rw-r--r--src/cpu/amd/car/clear_1m_ram.c111
1 files changed, 0 insertions, 111 deletions
diff --git a/src/cpu/amd/car/clear_1m_ram.c b/src/cpu/amd/car/clear_1m_ram.c
deleted file mode 100644
index c61610ff64..0000000000
--- a/src/cpu/amd/car/clear_1m_ram.c
+++ /dev/null
@@ -1,111 +0,0 @@
-/* by yhlu 6.2005 */
-/* be warned, this file will be used core 0/node 0 only */
-static inline __attribute__((always_inline)) void clear_1m_ram(void)
-{
- __asm__ volatile (
-
- /* disable cache */
- "movl %%cr0, %%eax\n\t"
- "orl $(0x1<<30),%%eax\n\t"
- "movl %%eax, %%cr0\n\t"
-
- /* enable caching for first 1M using variable mtrr */
- "movl $0x200, %%ecx\n\t"
- "xorl %%edx, %%edx\n\t"
- "movl $(0 | 1), %%eax\n\t"
-// "movl $(0 | MTRR_TYPE_WRCOMB), %%eax\n\t"
- "wrmsr\n\t"
-
- "movl $0x201, %%ecx\n\t"
- "movl $0x0000000f, %%edx\n\t"
-#if CONFIG_USE_INIT
- "movl %%esi, %%eax\n\t"
-#else
- "movl $((~(( 0 + (CONFIG_LB_MEM_TOPK<<10) ) -1)) | 0x800), %%eax\n\t"
-#endif
- "wrmsr\n\t"
-
- /* clear the first 1M */
-#if CONFIG_USE_INIT
- "movl %%edi, %%ecx\n\t"
-#else
- "movl $((CONFIG_LB_MEM_TOPK<<10)>>2), %%ecx\n\t"
-#endif
- "xorl %%edi, %%edi\n\t"
- "cld\n\t"
- "xorl %%eax, %%eax\n\t"
- "rep stosl\n\t"
-
- /* disable cache */
- "movl %%cr0, %%eax\n\t"
- "orl $(0x1<<30),%%eax\n\t"
- "movl %%eax, %%cr0\n\t"
-
- /* enable caching for first 1M using variable mtrr */
- "movl $0x200, %%ecx\n\t"
- "xorl %%edx, %%edx\n\t"
- "movl $(0 | 6), %%eax\n\t"
-// "movl $(0 | MTRR_TYPE_WRBACK), %%eax\n\t"
- "wrmsr\n\t"
-
- "movl $0x201, %%ecx\n\t"
- "movl $0x0000000f, %%edx\n\t"
-#if CONFIG_USE_INIT
- "movl %%esi, %%eax\n\t"
-#else
- "movl $((~(( 0 + (CONFIG_LB_MEM_TOPK<<10) ) -1)) | 0x800), %%eax\n\t"
-#endif
- "wrmsr\n\t"
-
- /* enable cache */
- "movl %%cr0, %%eax\n\t"
- "andl $0x9fffffff,%%eax\n\t"
- "movl %%eax, %%cr0\n\t"
- "invd\n\t"
- :
- :
-#if CONFIG_USE_INIT
- "S"((~(( 0 + (CONFIG_LB_MEM_TOPK<<10) ) -1)) | 0x800), "D" ((CONFIG_LB_MEM_TOPK<<10)>>2)
-#endif
- );
-}
-
-/* be warned, this file will be used by core other than core 0/node 0 or core0/node0 when cpu_reset*/
-static inline __attribute__((always_inline)) void set_1m_ram(void)
-{
- __asm__ volatile (
-
- /* disable cache */
- "movl %%cr0, %%eax\n\t"
- "orl $(0x1<<30),%%eax\n\t"
- "movl %%eax, %%cr0\n\t"
-
- /* enable caching for first 1M using variable mtrr */
- "movl $0x200, %%ecx\n\t"
- "xorl %%edx, %%edx\n\t"
- "movl $(0 | 6), %%eax\n\t"
-// "movl $(0 | MTRR_TYPE_WRBACK), %%eax\n\t"
- "wrmsr\n\t"
-
- "movl $0x201, %%ecx\n\t"
- "movl $0x0000000f, %%edx\n\t"
-#if CONFIG_USE_INIT
- "movl %%esi, %%eax\n\t"
-#else
- "movl $((~(( 0 + (CONFIG_LB_MEM_TOPK<<10) ) -1)) | 0x800), %%eax\n\t"
-#endif
- "wrmsr\n\t"
-
- /* enable cache */
- "movl %%cr0, %%eax\n\t"
- "andl $0x9fffffff,%%eax\n\t"
- "movl %%eax, %%cr0\n\t"
-// "invd\n\t" // Is the BSP done with mem init?
- :
- :
-#if CONFIG_USE_INIT
- "S"((~(( 0 + (CONFIG_LB_MEM_TOPK<<10) ) -1)) | 0x800)
-#endif
- );
-}
-