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-rw-r--r--src/cpu/amd/car/copy_and_run.c111
-rw-r--r--src/cpu/intel/model_6ex/cache_as_ram_disable.c5
-rw-r--r--src/cpu/intel/model_6fx/cache_as_ram_disable.c5
-rw-r--r--src/cpu/x86/car/copy_and_run.c84
4 files changed, 36 insertions, 169 deletions
diff --git a/src/cpu/amd/car/copy_and_run.c b/src/cpu/amd/car/copy_and_run.c
index 80fc84072b..e0fa098833 100644
--- a/src/cpu/amd/car/copy_and_run.c
+++ b/src/cpu/amd/car/copy_and_run.c
@@ -2,119 +2,36 @@
moved from nrv2v.c and some lines from crt0.S
2006/05/02 - stepan: move nrv2b to an extra file.
*/
-static inline void print_debug_cp_run(const char *strval, uint32_t val)
-{
-#if CONFIG_USE_PRINTK_IN_CAR
- printk_debug("%s%08x\r\n", strval, val);
-#else
- print_debug(strval); print_debug_hex32(val); print_debug("\r\n");
-#endif
-}
-#if CONFIG_COMPRESS
-#define ENDIAN 0
-#define BITSIZE 32
-#include "lib/nrv2b.c"
-#endif
+void copy_and_run_core(u8 *src, u8 *dst, unsigned long ilen, unsigned ebp);
+extern u8 _liseg, _iseg, _eiseg;
static void copy_and_run(void)
{
uint8_t *src, *dst;
- unsigned long ilen, olen;
-
-
-#if !CONFIG_COMPRESS
- print_debug("Copying coreboot to RAM.\r\n");
- __asm__ volatile (
- "leal _liseg, %0\n\t"
- "leal _iseg, %1\n\t"
- "leal _eiseg, %2\n\t"
- "subl %1, %2\n\t"
- : "=a" (src), "=b" (dst), "=c" (olen)
- );
- memcpy(dst, src, olen);
-#else
- print_debug("Uncompressing coreboot to RAM.\r\n");
-
- __asm__ volatile (
- "leal _liseg, %0\n\t"
- "leal _iseg, %1\n\t"
- : "=a" (src) , "=b" (dst)
- );
-
- print_debug_cp_run("src=",(uint32_t)src);
- print_debug_cp_run("dst=",(uint32_t)dst);
-
-// dump_mem(src, src+0x100);
-
- olen = unrv2b(src, dst, &ilen);
- print_debug_cp_run("coreboot_ram.nrv2b length = ", ilen);
-
-#endif
-// dump_mem(dst, dst+0x100);
-
- print_debug_cp_run("coreboot_ram.bin length = ", olen);
+ unsigned long ilen;
- print_debug("Jumping to coreboot.\r\n");
-
- __asm__ volatile (
- "xorl %ebp, %ebp\n\t" /* cpu_reset for hardwaremain dummy */
- "cli\n\t"
- "leal _iseg, %edi\n\t"
- "jmp *%edi\n\t"
- );
+ src = &_liseg;
+ dst = &_iseg;
+ ilen = &_eiseg - dst;
+ copy_and_run_core(src, dst, ilen, 0);
}
#if CONFIG_AP_CODE_IN_CAR == 1
+extern u8 _liseg_apc, _iseg_apc, _eiseg_apc;
+
static void copy_and_run_ap_code_in_car(unsigned ret_addr)
{
uint8_t *src, *dst;
- unsigned long ilen, olen;
-
-// print_debug("Copying coreboot AP code to CAR.\r\n");
-
-#if !CONFIG_COMPRESS
- __asm__ volatile (
- "leal _liseg_apc, %0\n\t"
- "leal _iseg_apc, %1\n\t"
- "leal _eiseg_apc, %2\n\t"
- "subl %1, %2\n\t"
- : "=a" (src), "=b" (dst), "=c" (olen)
- );
- memcpy(dst, src, olen);
-#else
-
- __asm__ volatile (
- "leal _liseg_apc, %0\n\t"
- "leal _iseg_apc, %1\n\t"
- : "=a" (src) , "=b" (dst)
- );
-
-// print_debug_cp_run("src=",(uint32_t)src);
-// print_debug_cp_run("dst=",(uint32_t)dst);
-
-// dump_mem(src, src+0x100);
-
- olen = unrv2b(src, dst, &ilen);
-// print_debug_cp_run("coreboot_apc.nrv2b length = ", ilen);
-
-#endif
-// dump_mem(dst, dst+0x100);
-
-// print_debug_cp_run("coreboot_apc.bin length = ", olen);
-
-// print_debug("Jumping to coreboot AP code in CAR.\r\n");
+ unsigned long ilen;
- __asm__ volatile (
- "movl %0, %%ebp\n\t" /* cpu_reset for hardwaremain dummy */
- "cli\n\t"
- "leal _iseg_apc, %%edi\n\t"
- "jmp *%%edi\n\t"
- :: "a"(ret_addr)
- );
+ src = &_liseg_apc;
+ dst = &_iseg_apc;
+ ilen = &_eiseg_apc - dst;
+ copy_and_run_core(src, dst, ilen, ret_addr);
}
#endif
diff --git a/src/cpu/intel/model_6ex/cache_as_ram_disable.c b/src/cpu/intel/model_6ex/cache_as_ram_disable.c
index 10e46656c1..981aac1399 100644
--- a/src/cpu/intel/model_6ex/cache_as_ram_disable.c
+++ b/src/cpu/intel/model_6ex/cache_as_ram_disable.c
@@ -102,6 +102,11 @@ cpu_reset_x:
:"=a" (new_cpu_reset)
);
+#ifdef CONFIG_DEACTIVATE_CAR
+ print_debug("Deactivating CAR");
+#include CONFIG_DEACTIVATE_CAR_FILE
+ print_debug(" - Done.\r\n");
+#endif
/* Copy and execute coreboot_ram */
copy_and_run(new_cpu_reset);
/* We will not return */
diff --git a/src/cpu/intel/model_6fx/cache_as_ram_disable.c b/src/cpu/intel/model_6fx/cache_as_ram_disable.c
index 10e46656c1..981aac1399 100644
--- a/src/cpu/intel/model_6fx/cache_as_ram_disable.c
+++ b/src/cpu/intel/model_6fx/cache_as_ram_disable.c
@@ -102,6 +102,11 @@ cpu_reset_x:
:"=a" (new_cpu_reset)
);
+#ifdef CONFIG_DEACTIVATE_CAR
+ print_debug("Deactivating CAR");
+#include CONFIG_DEACTIVATE_CAR_FILE
+ print_debug(" - Done.\r\n");
+#endif
/* Copy and execute coreboot_ram */
copy_and_run(new_cpu_reset);
/* We will not return */
diff --git a/src/cpu/x86/car/copy_and_run.c b/src/cpu/x86/car/copy_and_run.c
index 7a070ee648..14fe83d667 100644
--- a/src/cpu/x86/car/copy_and_run.c
+++ b/src/cpu/x86/car/copy_and_run.c
@@ -1,83 +1,23 @@
-/* by yhlu 6.2005
- moved from nrv2v.c and some lines from crt0.S
- 2006/05/02 - stepan: move nrv2b to an extra file.
+/* Copyright (C) 2009 coresystems GmbH
+ (Written by Patrick Georgi <patrick.georgi@coresystems.de> for coresystems GmbH
*/
-#if CONFIG_COMPRESS
-#define ENDIAN 0
-#define BITSIZE 32
-#include "lib/nrv2b.c"
-#endif
+void copy_and_run_core(u8 *src, u8 *dst, unsigned long ilen, unsigned ebp);
+
+extern u8 _liseg, _iseg, _eiseg;
static void copy_and_run(unsigned cpu_reset)
{
uint8_t *src, *dst;
-#if !CONFIG_COMPRESS
- unsigned long dst_len;
-#endif
- unsigned long ilen, olen;
-
-
-#if !CONFIG_COMPRESS
- print_debug("Copying coreboot to RAM.\r\n");
- __asm__ volatile (
- "leal _liseg, %0\n\t"
- "leal _iseg, %1\n\t"
- "leal _eiseg, %2\n\t"
- "subl %1, %2\n\t"
- : "=a" (src), "=b" (dst), "=c" (dst_len)
- );
- memcpy(src, dst, dst_len);
-#else
- print_debug("Uncompressing coreboot to RAM.\r\n");
-
- __asm__ volatile (
- "leal _liseg, %0\n\t"
- "leal _iseg, %1\n\t"
- : "=a" (src) , "=b" (dst)
- );
-
-#if CONFIG_USE_INIT
- printk_spew("src=%08x\r\n",src);
- printk_spew("dst=%08x\r\n",dst);
-#else
- print_spew("src="); print_spew_hex32((uint32_t)src); print_spew("\r\n");
- print_spew("dst="); print_spew_hex32((uint32_t)dst); print_spew("\r\n");
-#endif
-
-// dump_mem(src, src+0x100);
+ unsigned long ilen;
- olen = unrv2b(src, dst, &ilen);
-#endif
-// dump_mem(dst, dst+0x100);
-#if CONFIG_USE_INIT
- printk_spew("coreboot_ram.bin length = %08x\r\n", olen);
-#else
- print_spew("coreboot_ram.bin length = "); print_spew_hex32(olen); print_spew("\r\n");
-#endif
-#ifdef CONFIG_DEACTIVATE_CAR
- print_debug("Deactivating CAR");
-#include CONFIG_DEACTIVATE_CAR_FILE
- print_debug(" - Done.\r\n");
-#endif
- print_debug("Jumping to coreboot.\r\n");
+ src = &_liseg;
+ dst = &_iseg;
+ ilen = &_eiseg - dst;
- if(cpu_reset == 1 ) {
- __asm__ volatile (
- "movl $0xffffffff, %ebp\n\t"
- );
- }
- else {
- __asm__ volatile (
- "xorl %ebp, %ebp\n\t"
- );
- }
-
- __asm__ volatile (
- "cli\n\t"
- "leal _iseg, %edi\n\t"
- "jmp *%edi\n\t"
- );
+ if (cpu_reset == 1) cpu_reset = -1;
+ else cpu_reset = 0;
+ copy_and_run_core(src, dst, ilen, cpu_reset);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-16 03:05:37 +0000