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Diffstat (limited to 'src/arch/i386/init/crt0.S.lb')
-rw-r--r--src/arch/i386/init/crt0.S.lb22
1 files changed, 13 insertions, 9 deletions
diff --git a/src/arch/i386/init/crt0.S.lb b/src/arch/i386/init/crt0.S.lb
index 4d9face092..29e3e28277 100644
--- a/src/arch/i386/init/crt0.S.lb
+++ b/src/arch/i386/init/crt0.S.lb
@@ -37,12 +37,21 @@
#include "crt0_includes.h"
+ /* uses: esp, ebx, ax, dx */
+#define __CONSOLE_TX_STRING(string) \
+ mov string, %ebx ; \
+ CALLSP(console_tx_string)
+
+#if ASM_CONSOLE_LOGLEVEL > BIOS_DEBUG
+#define CONSOLE_DEBUG_TX_STRING(string) __CONSOLE_TX_STRING(string)
+#else
+#define CONSOLE_DEBUG_TX_STRING(string)
+#endif
/* clear boot_complete flag */
xorl %ebp, %ebp
__main:
- mov $str_copying_to_ram, %ebx
- CALLSP(console_tx_string)
+ CONSOLE_DEBUG_TX_STRING($str_copying_to_ram)
/*
* Copy data into RAM and clear the BSS. Since these segments
@@ -149,8 +158,7 @@ decompr_end_n2b:
movl %esp, %ebp
#endif
- mov $str_pre_main, %ebx
- CALLSP(console_tx_string)
+ CONSOLE_DEBUG_TX_STRING($str_pre_main)
leal _iseg, %edi
jmp %edi
@@ -159,12 +167,9 @@ decompr_end_n2b:
hlt
jmp .Lhlt
-
+#if ASM_CONSOLE_LOGLEVEL > BIOS_DEBUG
/* Uses esp, ebx, ax, dx */
console_tx_string:
-#if ASM_CONSOLE_LOGLEVEL <= BIOS_DEBUG
- RETSP
-#else
mov (%ebx), %al
inc %ebx
cmp $0, %al
@@ -210,4 +215,3 @@ str_pre_main: .string "Jumping to LinuxBIOS.\r\n"
.previous
#endif /* ASM_CONSOLE_LOGLEVEL > BIOS_DEBUG */
- \ No newline at end of file