summaryrefslogtreecommitdiff
path: root/src/arch/i386/lib
diff options
context:
space:
mode:
authorarch import user (historical) <svn@openbios.org>2005-07-06 17:17:25 +0000
committerarch import user (historical) <svn@openbios.org>2005-07-06 17:17:25 +0000
commit6ca7636c8f52560e732cdd5b1c7829cda5aa2bde (patch)
treecc45ae7c4dea6e2c5338f52b4314106bf07023be /src/arch/i386/lib
parentb2ed53dd5669c2c3839633bd2b3b4af709a5b149 (diff)
downloadcoreboot-6ca7636c8f52560e732cdd5b1c7829cda5aa2bde.tar.xz
Revision: linuxbios@linuxbios.org--devel/freebios--devel--2.0--patch-51
Creator: Yinghai Lu <yhlu@tyan.com> cache_as_ram for AMD and some intel git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1967 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/arch/i386/lib')
-rw-r--r--src/arch/i386/lib/Config.lb7
-rw-r--r--src/arch/i386/lib/c_start.S5
-rw-r--r--src/arch/i386/lib/console.c108
-rw-r--r--src/arch/i386/lib/printk_init.c46
4 files changed, 163 insertions, 3 deletions
diff --git a/src/arch/i386/lib/Config.lb b/src/arch/i386/lib/Config.lb
index 7de0250ebc..023c0312ff 100644
--- a/src/arch/i386/lib/Config.lb
+++ b/src/arch/i386/lib/Config.lb
@@ -1,6 +1,13 @@
+uses CONFIG_USE_INIT
+
object c_start.S
object cpu.c
object pci_ops_conf1.c
object pci_ops_conf2.c
object pci_ops_auto.c
object exception.c
+
+if CONFIG_USE_INIT
+ initobject printk_init.o
+end
+
diff --git a/src/arch/i386/lib/c_start.S b/src/arch/i386/lib/c_start.S
index ccd0127dae..3de556f441 100644
--- a/src/arch/i386/lib/c_start.S
+++ b/src/arch/i386/lib/c_start.S
@@ -15,9 +15,10 @@ _start:
movl %eax, %fs
movl %eax, %gs
- intel_chip_post_macro(0x13) /* post 12 */
+ intel_chip_post_macro(0x13) /* post 13 */
/** clear stack */
+ cld
leal _stack, %edi
movl $_estack, %ecx
subl %edi, %ecx
@@ -80,7 +81,7 @@ _start:
call hardwaremain
/*NOTREACHED*/
.Lhlt:
- intel_chip_post_macro(0xee) /* post fe */
+ intel_chip_post_macro(0xee) /* post ee */
hlt
jmp .Lhlt
diff --git a/src/arch/i386/lib/console.c b/src/arch/i386/lib/console.c
index f667795f05..b233f75595 100644
--- a/src/arch/i386/lib/console.c
+++ b/src/arch/i386/lib/console.c
@@ -1,5 +1,6 @@
#include <console/loglevel.h>
+#if CONFIG_USE_INIT == 0
static void __console_tx_byte(unsigned char byte)
{
uart_tx_byte(byte);
@@ -120,7 +121,7 @@ static void print_spew_hex32(unsigned int value) { __console_tx_hex32(BIOS_SPEW,
static void print_spew(const char *str) { __console_tx_string(BIOS_SPEW, str); }
/* Non inline versions.... */
-
+#if 0
static void print_alert_char_(unsigned char value) NOINLINE { print_alert_char(value); }
static void print_alert_hex8_(unsigned char value) NOINLINE { print_alert_hex8(value); }
static void print_alert_hex16_(unsigned short value) NOINLINE { print_alert_hex16(value); }
@@ -168,6 +169,111 @@ static void print_spew_hex8_(unsigned char value) NOINLINE { print_spew_hex8(v
static void print_spew_hex16_(unsigned short value) NOINLINE { print_spew_hex16(value); }
static void print_spew_hex32_(unsigned int value) NOINLINE { print_spew_hex32(value); }
static void print_spew_(const char *str) NOINLINE { print_spew(str); }
+#endif
+
+#else
+
+extern int do_printk(int msg_level, const char *fmt, ...);
+
+#define printk_emerg(fmt, arg...) do_printk(BIOS_EMERG ,fmt, ##arg)
+#define printk_alert(fmt, arg...) do_printk(BIOS_ALERT ,fmt, ##arg)
+#define printk_crit(fmt, arg...) do_printk(BIOS_CRIT ,fmt, ##arg)
+#define printk_err(fmt, arg...) do_printk(BIOS_ERR ,fmt, ##arg)
+#define printk_warning(fmt, arg...) do_printk(BIOS_WARNING ,fmt, ##arg)
+#define printk_notice(fmt, arg...) do_printk(BIOS_NOTICE ,fmt, ##arg)
+#define printk_info(fmt, arg...) do_printk(BIOS_INFO ,fmt, ##arg)
+#define printk_debug(fmt, arg...) do_printk(BIOS_DEBUG ,fmt, ##arg)
+#define printk_spew(fmt, arg...) do_printk(BIOS_SPEW ,fmt, ##arg)
+
+#if MAXIMUM_CONSOLE_LOGLEVEL <= BIOS_EMERG
+#undef printk_emerg
+#define printk_emerg(fmt, arg...) do {} while(0)
+#endif
+#if MAXIMUM_CONSOLE_LOGLEVEL <= BIOS_ALERT
+#undef printk_alert
+#define printk_alart(fmt, arg...) do {} while(0)
+#endif
+#if MAXIMUM_CONSOLE_LOGLEVEL <= BIOS_CRIT
+#undef printk_crit
+#define printk_crit(fmt, arg...) do {} while(0)
+#endif
+#if MAXIMUM_CONSOLE_LOGLEVEL <= BIOS_ERR
+#undef printk_err
+#define printk_err(fmt, arg...) do {} while(0)
+#endif
+#if MAXIMUM_CONSOLE_LOGLEVEL <= BIOS_WARNING
+#undef printk_warning
+#define printk_warning(fmt, arg...) do {} while(0)
+#endif
+#if MAXIMUM_CONSOLE_LOGLEVEL <= BIOS_NOTICE
+#undef printk_notice
+#define printk_notice(fmt, arg...) do {} while(0)
+#endif
+#if MAXIMUM_CONSOLE_LOGLEVEL <= BIOS_INFO
+#undef printk_info
+#define printk_info(fmt, arg...) do {} while(0)
+#endif
+#if MAXIMUM_CONSOLE_LOGLEVEL <= BIOS_DEBUG
+#undef printk_debug
+#define printk_debug(fmt, arg...) do {} while(0)
+#endif
+#if MAXIMUM_CONSOLE_LOGLEVEL <= BIOS_SPEW
+#undef printk_spew
+#define printk_spew(fmt, arg...) do {} while(0)
+#endif
+
+#define print_emerg(STR) printk_emerg ("%s", (STR))
+#define print_alert(STR) printk_alert ("%s", (STR))
+#define print_crit(STR) printk_crit ("%s", (STR))
+#define print_err(STR) printk_err ("%s", (STR))
+#define print_warning(STR) printk_warning("%s", (STR))
+#define print_notice(STR) printk_notice ("%s", (STR))
+#define print_info(STR) printk_info ("%s", (STR))
+#define print_debug(STR) printk_debug ("%s", (STR))
+#define print_spew(STR) printk_spew ("%s", (STR))
+
+#define print_emerg_char(CH) printk_emerg ("%c", (CH))
+#define print_alert_char(CH) printk_alert ("%c", (CH))
+#define print_crit_char(CH) printk_crit ("%c", (CH))
+#define print_err_char(CH) printk_err ("%c", (CH))
+#define print_warning_char(CH) printk_warning("%c", (CH))
+#define print_notice_char(CH) printk_notice ("%c", (CH))
+#define print_info_char(CH) printk_info ("%c", (CH))
+#define print_debug_char(CH) printk_debug ("%c", (CH))
+#define print_spew_char(CH) printk_spew ("%c", (CH))
+
+#define print_emerg_hex8(HEX) printk_emerg ("%02x", (HEX))
+#define print_alert_hex8(HEX) printk_alert ("%02x", (HEX))
+#define print_crit_hex8(HEX) printk_crit ("%02x", (HEX))
+#define print_err_hex8(HEX) printk_err ("%02x", (HEX))
+#define print_warning_hex8(HEX) printk_warning("%02x", (HEX))
+#define print_notice_hex8(HEX) printk_notice ("%02x", (HEX))
+#define print_info_hex8(HEX) printk_info ("%02x", (HEX))
+#define print_debug_hex8(HEX) printk_debug ("%02x", (HEX))
+#define print_spew_hex8(HEX) printk_spew ("%02x", (HEX))
+
+#define print_emerg_hex16(HEX) printk_emerg ("%04x", (HEX))
+#define print_alert_hex16(HEX) printk_alert ("%04x", (HEX))
+#define print_crit_hex16(HEX) printk_crit ("%04x", (HEX))
+#define print_err_hex16(HEX) printk_err ("%04x", (HEX))
+#define print_warning_hex16(HEX) printk_warning("%04x", (HEX))
+#define print_notice_hex16(HEX) printk_notice ("%04x", (HEX))
+#define print_info_hex16(HEX) printk_info ("%04x", (HEX))
+#define print_debug_hex16(HEX) printk_debug ("%04x", (HEX))
+#define print_spew_hex16(HEX) printk_spew ("%04x", (HEX))
+
+#define print_emerg_hex32(HEX) printk_emerg ("%08x", (HEX))
+#define print_alert_hex32(HEX) printk_alert ("%08x", (HEX))
+#define print_crit_hex32(HEX) printk_crit ("%08x", (HEX))
+#define print_err_hex32(HEX) printk_err ("%08x", (HEX))
+#define print_warning_hex32(HEX) printk_warning("%08x", (HEX))
+#define print_notice_hex32(HEX) printk_notice ("%08x", (HEX))
+#define print_info_hex32(HEX) printk_info ("%08x", (HEX))
+#define print_debug_hex32(HEX) printk_debug ("%08x", (HEX))
+#define print_spew_hex32(HEX) printk_spew ("%08x", (HEX))
+
+
+#endif /* CONFIG_USE_INIT == 0 */
#ifndef LINUXBIOS_EXTRA_VERSION
#define LINUXBIOS_EXTRA_VERSION ""
diff --git a/src/arch/i386/lib/printk_init.c b/src/arch/i386/lib/printk_init.c
new file mode 100644
index 0000000000..7c03664a4f
--- /dev/null
+++ b/src/arch/i386/lib/printk_init.c
@@ -0,0 +1,46 @@
+/*
+ * blantantly copied from linux/kernel/printk.c
+ *
+ * Copyright (C) 1991, 1992 Linus Torvalds
+ *
+ * by yhlu moved from arch/ppc/lib/printk_init.c, removed the global variable console_loglevel
+ */
+#include <stdarg.h>
+#include <console/loglevel.h>
+
+/* printk's without a loglevel use this.. */
+#define DEFAULT_MESSAGE_LOGLEVEL 4 /* BIOS_WARNING */
+
+/* Keep together for sysctl support */
+/* Using an global varible can cause problem when we reset the stack from cache as ram to ram*/
+#if 0
+int console_loglevel = DEFAULT_CONSOLE_LOGLEVEL;
+#else
+#define console_loglevel ASM_CONSOLE_LOGLEVEL
+#endif
+
+extern int vtxprintf(void (*)(unsigned char), const char *, va_list);
+extern void uart8250_tx_byte(unsigned, unsigned char);
+
+void console_tx_byte(unsigned char byte)
+{
+ if (byte == '\n')
+ uart8250_tx_byte(TTYS0_BASE, '\r');
+ uart8250_tx_byte(TTYS0_BASE, byte);
+}
+
+int do_printk(int msg_level, const char *fmt, ...)
+{
+ va_list args;
+ int i;
+
+ if (msg_level >= console_loglevel) {
+ return 0;
+ }
+
+ va_start(args, fmt);
+ i = vtxprintf(console_tx_byte, fmt, args);
+ va_end(args);
+
+ return i;
+}