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-rw-r--r--src/arch/x86/Kconfig6
-rw-r--r--src/pc80/mc146818rtc_early.c10
2 files changed, 12 insertions, 4 deletions
diff --git a/src/arch/x86/Kconfig b/src/arch/x86/Kconfig
index aacc0982a6..3684c69e27 100644
--- a/src/arch/x86/Kconfig
+++ b/src/arch/x86/Kconfig
@@ -91,8 +91,14 @@ config PC80_SYSTEM
config BOOTBLOCK_NORTHBRIDGE_INIT
string
+config USE_CMOS_RECOVERY
+ bool
+ default n if ROMCC
+ default y
+
config HAVE_CMOS_DEFAULT
def_bool n
+ depends on USE_CMOS_RECOVERY
config CMOS_DEFAULT_FILE
string
diff --git a/src/pc80/mc146818rtc_early.c b/src/pc80/mc146818rtc_early.c
index 10de0bc54f..bb81ca7b65 100644
--- a/src/pc80/mc146818rtc_early.c
+++ b/src/pc80/mc146818rtc_early.c
@@ -1,6 +1,5 @@
#include <pc80/mc146818rtc.h>
#include <fallback.h>
-#include <cbfs.h>
#if CONFIG_USE_OPTION_TABLE
#include "option_table.h"
#endif
@@ -12,18 +11,20 @@
#error "CONFIG_MAX_REBOOT_CNT too high"
#endif
+#if CONFIG_USE_CMOS_RECOVERY
+#include <cbfs.h>
#include <console/loglevel.h>
int do_printk(int msg_level, const char *fmt, ...) __attribute__((format(printf, 2, 3)));
#define printk_warning(fmt, arg...) do_printk(BIOS_WARNING ,fmt, ##arg)
#define printk_debug(fmt, arg...) do_printk(BIOS_DEBUG ,fmt, ##arg)
+#endif
static int cmos_error(void)
{
unsigned char reg_d;
/* See if the cmos error condition has been flagged */
reg_d = cmos_read(RTC_REG_D);
- printk_debug("CMOS_REG_D(VRT): %x\n", reg_d & RTC_VRT);
return (reg_d & RTC_VRT) == 0;
}
@@ -43,7 +44,6 @@ static int cmos_chksum_valid(void)
old_sum = cmos_read(LB_CKS_LOC) << 8;
old_sum |= cmos_read(LB_CKS_LOC+1);
- printk_debug("CMOS checksum: old = %lx, new=%lx\n", old_sum, sum);
return sum == old_sum;
#else
return 0;
@@ -60,11 +60,12 @@ static inline int last_boot_normal(void)
static inline int do_normal_boot(void)
{
- char *cmos_default = cbfs_find_file("cmos.default", 0xaa);
unsigned char byte;
int i;
if (cmos_error() || !cmos_chksum_valid()) {
+#if CONFIG_USE_CMOS_RECOVERY
+ char *cmos_default = cbfs_find_file("cmos.default", 0xaa);
if (cmos_default) {
printk_warning("WARNING - CMOS CORRUPTED. RESTORING DEFAULTS.\n");
/* First 14 bytes are reserved for
@@ -79,6 +80,7 @@ static inline int do_normal_boot(void)
outb(0x06, 0xcf9);
for (;;) asm("hlt"); /* Wait for reset! */
}
+#endif
/* There are no impossible values, no checksums so just
* trust whatever value we have in the the cmos,