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authorKyösti Mälkki <kyosti.malkki@gmail.com>2014-04-13 17:57:34 +0300
committerKyösti Mälkki <kyosti.malkki@gmail.com>2014-04-18 16:39:40 +0200
commitefb0b51e62667ade4d96f2a15eb6ed60bb29a9fe (patch)
tree18e4b0986c4ae43bee2f2689c2128ff2cf2ed554
parent4076072b6c76debae0e328486d9bab71fe391db7 (diff)
console: Split ROMCC helpers
These are potentially useful with GDB or SerialICE too. Also it reduces the amount of actual code we put in romcc_console. Change-Id: Id8c56e979660ad9f4eef39c648f68c7ec60edfba Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: http://review.coreboot.org/5339 Tested-by: build bot (Jenkins) Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
-rw-r--r--src/arch/x86/lib/romcc_console.c91
-rw-r--r--src/console/early_print.c64
-rw-r--r--src/include/console/console.h108
-rw-r--r--src/include/console/early_print.h149
-rw-r--r--src/include/console/streams.h7
5 files changed, 241 insertions, 178 deletions
diff --git a/src/arch/x86/lib/romcc_console.c b/src/arch/x86/lib/romcc_console.c
index 0557a52e5c..6c7f0506c6 100644
--- a/src/arch/x86/lib/romcc_console.c
+++ b/src/arch/x86/lib/romcc_console.c
@@ -17,12 +17,10 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#include <console/uart.h>
-#include <console/ne2k.h>
-
-/* While in romstage, console loglevel is built-time constant. */
-#define console_log_level(msg_level) (CONFIG_DEFAULT_CONSOLE_LOGLEVEL >= msg_level)
+#include <console/streams.h>
+#include <console/early_print.h>
+/* Include the sources. */
#if CONFIG_CONSOLE_SERIAL && CONFIG_DRIVERS_UART_8250IO
#include "drivers/uart/util.c"
#include "drivers/uart/uart8250io.c"
@@ -31,7 +29,17 @@
#include "drivers/net/ne2k.c"
#endif
-static void __console_tx_byte(unsigned char byte)
+void console_hw_init(void)
+{
+#if CONFIG_CONSOLE_SERIAL
+ uart_init();
+#endif
+#if CONFIG_CONSOLE_NE2K
+ ne2k_init(CONFIG_CONSOLE_NE2K_IO_PORT);
+#endif
+}
+
+void console_tx_byte(unsigned char byte)
{
#if CONFIG_CONSOLE_SERIAL
uart_tx_byte(byte);
@@ -41,7 +49,7 @@ static void __console_tx_byte(unsigned char byte)
#endif
}
-static void __console_tx_flush(void)
+void console_tx_flush(void)
{
#if CONFIG_CONSOLE_SERIAL
uart_tx_flush();
@@ -51,74 +59,7 @@ static void __console_tx_flush(void)
#endif
}
-static void __console_tx_nibble(unsigned nibble)
-{
- unsigned char digit;
- digit = nibble + '0';
- if (digit > '9') {
- digit += 39;
- }
- __console_tx_byte(digit);
-}
-
-static void __console_tx_char(int loglevel, unsigned char byte)
-{
- if (console_log_level(loglevel)) {
- __console_tx_byte(byte);
- __console_tx_flush();
- }
-}
-
-static void __console_tx_hex8(int loglevel, unsigned char value)
-{
- if (console_log_level(loglevel)) {
- __console_tx_nibble((value >> 4U) & 0x0fU);
- __console_tx_nibble(value & 0x0fU);
- __console_tx_flush();
- }
-}
-
-static void __console_tx_hex16(int loglevel, unsigned short value)
-{
- if (console_log_level(loglevel)) {
- __console_tx_nibble((value >> 12U) & 0x0fU);
- __console_tx_nibble((value >> 8U) & 0x0fU);
- __console_tx_nibble((value >> 4U) & 0x0fU);
- __console_tx_nibble(value & 0x0fU);
- __console_tx_flush();
- }
-}
-
-static void __console_tx_hex32(int loglevel, unsigned int value)
-{
- if (console_log_level(loglevel)) {
- __console_tx_nibble((value >> 28U) & 0x0fU);
- __console_tx_nibble((value >> 24U) & 0x0fU);
- __console_tx_nibble((value >> 20U) & 0x0fU);
- __console_tx_nibble((value >> 16U) & 0x0fU);
- __console_tx_nibble((value >> 12U) & 0x0fU);
- __console_tx_nibble((value >> 8U) & 0x0fU);
- __console_tx_nibble((value >> 4U) & 0x0fU);
- __console_tx_nibble(value & 0x0fU);
- __console_tx_flush();
- }
-}
-
-static void __console_tx_string(int loglevel, const char *str)
-{
- if (console_log_level(loglevel)) {
- unsigned char ch;
- while((ch = *str++) != '\0') {
- if (ch == '\n')
- __console_tx_byte('\r');
- __console_tx_byte(ch);
- }
- __console_tx_flush();
- }
-}
-
-/* if included by romcc, include the sources, too. romcc can't use prototypes */
-#include <console/console.c>
+#include <console/early_print.c>
#include <console/init.c>
#include <console/post.c>
#include <console/die.c>
diff --git a/src/console/early_print.c b/src/console/early_print.c
new file mode 100644
index 0000000000..da6532f0fb
--- /dev/null
+++ b/src/console/early_print.c
@@ -0,0 +1,64 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <console/streams.h>
+
+void console_tx_nibble(unsigned nibble)
+{
+ unsigned char digit;
+ digit = nibble + '0';
+ if (digit > '9') {
+ digit += 39;
+ }
+ console_tx_byte(digit);
+}
+
+void console_tx_hex8(unsigned char value)
+{
+ console_tx_nibble((value >> 4U) & 0x0fU);
+ console_tx_nibble(value & 0x0fU);
+}
+
+void console_tx_hex16(unsigned short value)
+{
+ console_tx_nibble((value >> 12U) & 0x0fU);
+ console_tx_nibble((value >> 8U) & 0x0fU);
+ console_tx_nibble((value >> 4U) & 0x0fU);
+ console_tx_nibble(value & 0x0fU);
+}
+
+void console_tx_hex32(unsigned int value)
+{
+ console_tx_nibble((value >> 28U) & 0x0fU);
+ console_tx_nibble((value >> 24U) & 0x0fU);
+ console_tx_nibble((value >> 20U) & 0x0fU);
+ console_tx_nibble((value >> 16U) & 0x0fU);
+ console_tx_nibble((value >> 12U) & 0x0fU);
+ console_tx_nibble((value >> 8U) & 0x0fU);
+ console_tx_nibble((value >> 4U) & 0x0fU);
+ console_tx_nibble(value & 0x0fU);
+}
+
+void console_tx_string(const char *str)
+{
+ unsigned char ch;
+ while((ch = *str++) != '\0') {
+ if (ch == '\n')
+ console_tx_byte('\r');
+ console_tx_byte(ch);
+ }
+}
diff --git a/src/include/console/console.h b/src/include/console/console.h
index 54e454547c..a15f608407 100644
--- a/src/include/console/console.h
+++ b/src/include/console/console.h
@@ -21,7 +21,6 @@
#define CONSOLE_CONSOLE_H_
#include <stdint.h>
-#include <console/loglevel.h>
#include <console/post_codes.h>
#ifndef __ROMCC__
@@ -73,109 +72,12 @@ static inline void do_vtxprintf(const char *fmt, va_list args) {};
#endif
#endif
-#define print_emerg(STR) printk(BIOS_EMERG, "%s", (STR))
-#define print_alert(STR) printk(BIOS_ALERT, "%s", (STR))
-#define print_crit(STR) printk(BIOS_CRIT, "%s", (STR))
-#define print_err(STR) printk(BIOS_ERR, "%s", (STR))
-#define print_warning(STR) printk(BIOS_WARNING,"%s", (STR))
-#define print_notice(STR) printk(BIOS_NOTICE, "%s", (STR))
-#define print_info(STR) printk(BIOS_INFO, "%s", (STR))
-#define print_debug(STR) printk(BIOS_DEBUG, "%s", (STR))
-#define print_spew(STR) printk(BIOS_SPEW, "%s", (STR))
-
-#define print_emerg_char(CH) printk(BIOS_EMERG, "%c", (CH))
-#define print_alert_char(CH) printk(BIOS_ALERT, "%c", (CH))
-#define print_crit_char(CH) printk(BIOS_CRIT, "%c", (CH))
-#define print_err_char(CH) printk(BIOS_ERR, "%c", (CH))
-#define print_warning_char(CH) printk(BIOS_WARNING,"%c", (CH))
-#define print_notice_char(CH) printk(BIOS_NOTICE, "%c", (CH))
-#define print_info_char(CH) printk(BIOS_INFO, "%c", (CH))
-#define print_debug_char(CH) printk(BIOS_DEBUG, "%c", (CH))
-#define print_spew_char(CH) printk(BIOS_SPEW, "%c", (CH))
-
-#define print_emerg_hex8(HEX) printk(BIOS_EMERG, "%02x", (HEX))
-#define print_alert_hex8(HEX) printk(BIOS_ALERT, "%02x", (HEX))
-#define print_crit_hex8(HEX) printk(BIOS_CRIT, "%02x", (HEX))
-#define print_err_hex8(HEX) printk(BIOS_ERR, "%02x", (HEX))
-#define print_warning_hex8(HEX) printk(BIOS_WARNING,"%02x", (HEX))
-#define print_notice_hex8(HEX) printk(BIOS_NOTICE, "%02x", (HEX))
-#define print_info_hex8(HEX) printk(BIOS_INFO, "%02x", (HEX))
-#define print_debug_hex8(HEX) printk(BIOS_DEBUG, "%02x", (HEX))
-#define print_spew_hex8(HEX) printk(BIOS_SPEW, "%02x", (HEX))
-
-#define print_emerg_hex16(HEX) printk(BIOS_EMERG, "%04x", (HEX))
-#define print_alert_hex16(HEX) printk(BIOS_ALERT, "%04x", (HEX))
-#define print_crit_hex16(HEX) printk(BIOS_CRIT, "%04x", (HEX))
-#define print_err_hex16(HEX) printk(BIOS_ERR, "%04x", (HEX))
-#define print_warning_hex16(HEX) printk(BIOS_WARNING,"%04x", (HEX))
-#define print_notice_hex16(HEX) printk(BIOS_NOTICE, "%04x", (HEX))
-#define print_info_hex16(HEX) printk(BIOS_INFO, "%04x", (HEX))
-#define print_debug_hex16(HEX) printk(BIOS_DEBUG, "%04x", (HEX))
-#define print_spew_hex16(HEX) printk(BIOS_SPEW, "%04x", (HEX))
-
-#define print_emerg_hex32(HEX) printk(BIOS_EMERG, "%08x", (HEX))
-#define print_alert_hex32(HEX) printk(BIOS_ALERT, "%08x", (HEX))
-#define print_crit_hex32(HEX) printk(BIOS_CRIT, "%08x", (HEX))
-#define print_err_hex32(HEX) printk(BIOS_ERR, "%08x", (HEX))
-#define print_warning_hex32(HEX) printk(BIOS_WARNING,"%08x", (HEX))
-#define print_notice_hex32(HEX) printk(BIOS_NOTICE, "%08x", (HEX))
-#define print_info_hex32(HEX) printk(BIOS_INFO, "%08x", (HEX))
-#define print_debug_hex32(HEX) printk(BIOS_DEBUG, "%08x", (HEX))
-#define print_spew_hex32(HEX) printk(BIOS_SPEW, "%08x", (HEX))
-
-#else
-
-/* __ROMCC__ */
-
-#define print_emerg(STR) __console_tx_string(BIOS_EMERG, STR)
-#define print_alert(STR) __console_tx_string(BIOS_ALERT, STR)
-#define print_crit(STR) __console_tx_string(BIOS_CRIT, STR)
-#define print_err(STR) __console_tx_string(BIOS_ERR, STR)
-#define print_warning(STR) __console_tx_string(BIOS_WARNING, STR)
-#define print_notice(STR) __console_tx_string(BIOS_NOTICE, STR)
-#define print_info(STR) __console_tx_string(BIOS_INFO, STR)
-#define print_debug(STR) __console_tx_string(BIOS_DEBUG, STR)
-#define print_spew(STR) __console_tx_string(BIOS_SPEW, STR)
-
-#define print_emerg_char(CH) __console_tx_char(BIOS_EMERG, CH)
-#define print_alert_char(CH) __console_tx_char(BIOS_ALERT, CH)
-#define print_crit_char(CH) __console_tx_char(BIOS_CRIT, CH)
-#define print_err_char(CH) __console_tx_char(BIOS_ERR, CH)
-#define print_warning_char(CH) __console_tx_char(BIOS_WARNING, CH)
-#define print_notice_char(CH) __console_tx_char(BIOS_NOTICE, CH)
-#define print_info_char(CH) __console_tx_char(BIOS_INFO, CH)
-#define print_debug_char(CH) __console_tx_char(BIOS_DEBUG, CH)
-#define print_spew_char(CH) __console_tx_char(BIOS_SPEW, CH)
-
-#define print_emerg_hex8(HEX) __console_tx_hex8(BIOS_EMERG, HEX)
-#define print_alert_hex8(HEX) __console_tx_hex8(BIOS_ALERT, HEX)
-#define print_crit_hex8(HEX) __console_tx_hex8(BIOS_CRIT, HEX)
-#define print_err_hex8(HEX) __console_tx_hex8(BIOS_ERR, HEX)
-#define print_warning_hex8(HEX) __console_tx_hex8(BIOS_WARNING, HEX)
-#define print_notice_hex8(HEX) __console_tx_hex8(BIOS_NOTICE, HEX)
-#define print_info_hex8(HEX) __console_tx_hex8(BIOS_INFO, HEX)
-#define print_debug_hex8(HEX) __console_tx_hex8(BIOS_DEBUG, HEX)
-#define print_spew_hex8(HEX) __console_tx_hex8(BIOS_SPEW, HEX)
-
-#define print_emerg_hex16(HEX) __console_tx_hex16(BIOS_EMERG, HEX)
-#define print_alert_hex16(HEX) __console_tx_hex16(BIOS_ALERT, HEX)
-#define print_crit_hex16(HEX) __console_tx_hex16(BIOS_CRIT, HEX)
-#define print_err_hex16(HEX) __console_tx_hex16(BIOS_ERR, HEX)
-#define print_warning_hex16(HEX) __console_tx_hex16(BIOS_WARNING, HEX)
-#define print_notice_hex16(HEX) __console_tx_hex16(BIOS_NOTICE, HEX)
-#define print_info_hex16(HEX) __console_tx_hex16(BIOS_INFO, HEX)
-#define print_debug_hex16(HEX) __console_tx_hex16(BIOS_DEBUG, HEX)
-#define print_spew_hex16(HEX) __console_tx_hex16(BIOS_SPEW, HEX)
+/* A lot of code still uses print_debug() et al. while use of printk()
+ * would be preferred.
+ */
+#include <console/early_print.h>
-#define print_emerg_hex32(HEX) __console_tx_hex32(BIOS_EMERG, HEX)
-#define print_alert_hex32(HEX) __console_tx_hex32(BIOS_ALERT, HEX)
-#define print_crit_hex32(HEX) __console_tx_hex32(BIOS_CRIT, HEX)
-#define print_err_hex32(HEX) __console_tx_hex32(BIOS_ERR, HEX)
-#define print_warning_hex32(HEX) __console_tx_hex32(BIOS_WARNING, HEX)
-#define print_notice_hex32(HEX) __console_tx_hex32(BIOS_NOTICE, HEX)
-#define print_info_hex32(HEX) __console_tx_hex32(BIOS_INFO, HEX)
-#define print_debug_hex32(HEX) __console_tx_hex32(BIOS_DEBUG, HEX)
-#define print_spew_hex32(HEX) __console_tx_hex32(BIOS_SPEW, HEX)
+#else /* __ROMCC__ */
#include "arch/x86/lib/romcc_console.c"
diff --git a/src/include/console/early_print.h b/src/include/console/early_print.h
new file mode 100644
index 0000000000..8bc1489dd4
--- /dev/null
+++ b/src/include/console/early_print.h
@@ -0,0 +1,149 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef __CONSOLE_EARLY_PRINT_H_
+#define __CONSOLE_EARLY_PRINT_H_
+
+#include <console/console.h>
+#include <console/streams.h>
+#include <console/loglevel.h>
+
+#if defined(__ROMCC__)
+/* While in romstage, console loglevel is built-time constant.
+ * With ROMCC we inline this test with help from preprocessor.
+ */
+#define console_log_level(msg_level) (CONFIG_DEFAULT_CONSOLE_LOGLEVEL >= msg_level)
+
+#define CALL_CONSOLE_TX(loglevel, tx_func, x) \
+ do { \
+ if (console_log_level(loglevel)) { \
+ tx_func(x); \
+ console_tx_flush(); \
+ } \
+ } while (0)
+
+#define __console_tx_char(level, x) CALL_CONSOLE_TX(level, console_tx_byte, x)
+#define __console_tx_hex8(level, x) CALL_CONSOLE_TX(level, console_tx_hex8, x)
+#define __console_tx_hex16(level, x) CALL_CONSOLE_TX(level, console_tx_hex16, x)
+#define __console_tx_hex32(level, x) CALL_CONSOLE_TX(level, console_tx_hex32, x)
+#define __console_tx_string(level, x) CALL_CONSOLE_TX(level, console_tx_string, x)
+
+#define print_emerg(STR) __console_tx_string(BIOS_EMERG, STR)
+#define print_alert(STR) __console_tx_string(BIOS_ALERT, STR)
+#define print_crit(STR) __console_tx_string(BIOS_CRIT, STR)
+#define print_err(STR) __console_tx_string(BIOS_ERR, STR)
+#define print_warning(STR) __console_tx_string(BIOS_WARNING, STR)
+#define print_notice(STR) __console_tx_string(BIOS_NOTICE, STR)
+#define print_info(STR) __console_tx_string(BIOS_INFO, STR)
+#define print_debug(STR) __console_tx_string(BIOS_DEBUG, STR)
+#define print_spew(STR) __console_tx_string(BIOS_SPEW, STR)
+
+#define print_emerg_char(CH) __console_tx_char(BIOS_EMERG, CH)
+#define print_alert_char(CH) __console_tx_char(BIOS_ALERT, CH)
+#define print_crit_char(CH) __console_tx_char(BIOS_CRIT, CH)
+#define print_err_char(CH) __console_tx_char(BIOS_ERR, CH)
+#define print_warning_char(CH) __console_tx_char(BIOS_WARNING, CH)
+#define print_notice_char(CH) __console_tx_char(BIOS_NOTICE, CH)
+#define print_info_char(CH) __console_tx_char(BIOS_INFO, CH)
+#define print_debug_char(CH) __console_tx_char(BIOS_DEBUG, CH)
+#define print_spew_char(CH) __console_tx_char(BIOS_SPEW, CH)
+
+#define print_emerg_hex8(HEX) __console_tx_hex8(BIOS_EMERG, HEX)
+#define print_alert_hex8(HEX) __console_tx_hex8(BIOS_ALERT, HEX)
+#define print_crit_hex8(HEX) __console_tx_hex8(BIOS_CRIT, HEX)
+#define print_err_hex8(HEX) __console_tx_hex8(BIOS_ERR, HEX)
+#define print_warning_hex8(HEX) __console_tx_hex8(BIOS_WARNING, HEX)
+#define print_notice_hex8(HEX) __console_tx_hex8(BIOS_NOTICE, HEX)
+#define print_info_hex8(HEX) __console_tx_hex8(BIOS_INFO, HEX)
+#define print_debug_hex8(HEX) __console_tx_hex8(BIOS_DEBUG, HEX)
+#define print_spew_hex8(HEX) __console_tx_hex8(BIOS_SPEW, HEX)
+
+#define print_emerg_hex16(HEX) __console_tx_hex16(BIOS_EMERG, HEX)
+#define print_alert_hex16(HEX) __console_tx_hex16(BIOS_ALERT, HEX)
+#define print_crit_hex16(HEX) __console_tx_hex16(BIOS_CRIT, HEX)
+#define print_err_hex16(HEX) __console_tx_hex16(BIOS_ERR, HEX)
+#define print_warning_hex16(HEX) __console_tx_hex16(BIOS_WARNING, HEX)
+#define print_notice_hex16(HEX) __console_tx_hex16(BIOS_NOTICE, HEX)
+#define print_info_hex16(HEX) __console_tx_hex16(BIOS_INFO, HEX)
+#define print_debug_hex16(HEX) __console_tx_hex16(BIOS_DEBUG, HEX)
+#define print_spew_hex16(HEX) __console_tx_hex16(BIOS_SPEW, HEX)
+
+#define print_emerg_hex32(HEX) __console_tx_hex32(BIOS_EMERG, HEX)
+#define print_alert_hex32(HEX) __console_tx_hex32(BIOS_ALERT, HEX)
+#define print_crit_hex32(HEX) __console_tx_hex32(BIOS_CRIT, HEX)
+#define print_err_hex32(HEX) __console_tx_hex32(BIOS_ERR, HEX)
+#define print_warning_hex32(HEX) __console_tx_hex32(BIOS_WARNING, HEX)
+#define print_notice_hex32(HEX) __console_tx_hex32(BIOS_NOTICE, HEX)
+#define print_info_hex32(HEX) __console_tx_hex32(BIOS_INFO, HEX)
+#define print_debug_hex32(HEX) __console_tx_hex32(BIOS_DEBUG, HEX)
+#define print_spew_hex32(HEX) __console_tx_hex32(BIOS_SPEW, HEX)
+
+#else
+
+#define print_emerg(STR) printk(BIOS_EMERG, "%s", (STR))
+#define print_alert(STR) printk(BIOS_ALERT, "%s", (STR))
+#define print_crit(STR) printk(BIOS_CRIT, "%s", (STR))
+#define print_err(STR) printk(BIOS_ERR, "%s", (STR))
+#define print_warning(STR) printk(BIOS_WARNING,"%s", (STR))
+#define print_notice(STR) printk(BIOS_NOTICE, "%s", (STR))
+#define print_info(STR) printk(BIOS_INFO, "%s", (STR))
+#define print_debug(STR) printk(BIOS_DEBUG, "%s", (STR))
+#define print_spew(STR) printk(BIOS_SPEW, "%s", (STR))
+
+#define print_emerg_char(CH) printk(BIOS_EMERG, "%c", (CH))
+#define print_alert_char(CH) printk(BIOS_ALERT, "%c", (CH))
+#define print_crit_char(CH) printk(BIOS_CRIT, "%c", (CH))
+#define print_err_char(CH) printk(BIOS_ERR, "%c", (CH))
+#define print_warning_char(CH) printk(BIOS_WARNING,"%c", (CH))
+#define print_notice_char(CH) printk(BIOS_NOTICE, "%c", (CH))
+#define print_info_char(CH) printk(BIOS_INFO, "%c", (CH))
+#define print_debug_char(CH) printk(BIOS_DEBUG, "%c", (CH))
+#define print_spew_char(CH) printk(BIOS_SPEW, "%c", (CH))
+
+#define print_emerg_hex8(HEX) printk(BIOS_EMERG, "%02x", (HEX))
+#define print_alert_hex8(HEX) printk(BIOS_ALERT, "%02x", (HEX))
+#define print_crit_hex8(HEX) printk(BIOS_CRIT, "%02x", (HEX))
+#define print_err_hex8(HEX) printk(BIOS_ERR, "%02x", (HEX))
+#define print_warning_hex8(HEX) printk(BIOS_WARNING,"%02x", (HEX))
+#define print_notice_hex8(HEX) printk(BIOS_NOTICE, "%02x", (HEX))
+#define print_info_hex8(HEX) printk(BIOS_INFO, "%02x", (HEX))
+#define print_debug_hex8(HEX) printk(BIOS_DEBUG, "%02x", (HEX))
+#define print_spew_hex8(HEX) printk(BIOS_SPEW, "%02x", (HEX))
+
+#define print_emerg_hex16(HEX) printk(BIOS_EMERG, "%04x", (HEX))
+#define print_alert_hex16(HEX) printk(BIOS_ALERT, "%04x", (HEX))
+#define print_crit_hex16(HEX) printk(BIOS_CRIT, "%04x", (HEX))
+#define print_err_hex16(HEX) printk(BIOS_ERR, "%04x", (HEX))
+#define print_warning_hex16(HEX) printk(BIOS_WARNING,"%04x", (HEX))
+#define print_notice_hex16(HEX) printk(BIOS_NOTICE, "%04x", (HEX))
+#define print_info_hex16(HEX) printk(BIOS_INFO, "%04x", (HEX))
+#define print_debug_hex16(HEX) printk(BIOS_DEBUG, "%04x", (HEX))
+#define print_spew_hex16(HEX) printk(BIOS_SPEW, "%04x", (HEX))
+
+#define print_emerg_hex32(HEX) printk(BIOS_EMERG, "%08x", (HEX))
+#define print_alert_hex32(HEX) printk(BIOS_ALERT, "%08x", (HEX))
+#define print_crit_hex32(HEX) printk(BIOS_CRIT, "%08x", (HEX))
+#define print_err_hex32(HEX) printk(BIOS_ERR, "%08x", (HEX))
+#define print_warning_hex32(HEX) printk(BIOS_WARNING,"%08x", (HEX))
+#define print_notice_hex32(HEX) printk(BIOS_NOTICE, "%08x", (HEX))
+#define print_info_hex32(HEX) printk(BIOS_INFO, "%08x", (HEX))
+#define print_debug_hex32(HEX) printk(BIOS_DEBUG, "%08x", (HEX))
+#define print_spew_hex32(HEX) printk(BIOS_SPEW, "%08x", (HEX))
+
+#endif
+
+#endif /* __CONSOLE_EARLY_PRINT_H_ */
diff --git a/src/include/console/streams.h b/src/include/console/streams.h
index 288fade63e..9d4d3fcc6b 100644
--- a/src/include/console/streams.h
+++ b/src/include/console/streams.h
@@ -22,4 +22,11 @@ void console_hw_init(void);
void console_tx_byte(unsigned char byte);
void console_tx_flush(void);
+/* Helpers for ROMCC console. */
+void console_tx_nibble(unsigned nibble);
+void console_tx_hex8(unsigned char value);
+void console_tx_hex16(unsigned short value);
+void console_tx_hex32(unsigned int value);
+void console_tx_string(const char *str);
+
#endif /* _CONSOLE_STREAMS_H_ */