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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2003 Eric Biederman
*
* 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 <stdint.h>
#include <console/loglevel.h>
#include <console/post_codes.h>
/* __PRE_RAM__ */
/* Using a global varible can cause problems when we reset the stack
* from cache as ram to ram. If we make this a define USE_SHARED_STACK
* we could use the same code on all architectures.
*/
#define console_loglevel CONFIG_DEFAULT_CONSOLE_LOGLEVEL
#if CONFIG_CONSOLE_SERIAL8250
#include <uart8250.h>
#endif
#if CONFIG_CONSOLE_SERIAL8250
#include "lib/uart8250.c"
#endif
#if CONFIG_CONSOLE_NE2K
#include "lib/ne2k.c"
#endif
static void __console_tx_byte(unsigned char byte)
{
#if CONFIG_CONSOLE_SERIAL8250
uart8250_tx_byte(CONFIG_TTYS0_BASE, byte);
#endif
#if CONFIG_CONSOLE_NE2K
ne2k_append_data_byte(byte, CONFIG_CONSOLE_NE2K_IO_PORT);
#endif
#if CONFIG_CONSOLE_CBMEM
cbmemc_tx_byte(byte);
#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_loglevel >= loglevel) {
#if CONFIG_CONSOLE_SERIAL8250
uart8250_tx_byte(CONFIG_TTYS0_BASE, byte);
#endif
#if CONFIG_CONSOLE_NE2K
ne2k_append_data_byte(byte, CONFIG_CONSOLE_NE2K_IO_PORT);
ne2k_transmit(CONFIG_CONSOLE_NE2K_IO_PORT);
#endif
}
}
static void __console_tx_hex8(int loglevel, unsigned char value)
{
if (console_loglevel >= loglevel) {
__console_tx_nibble((value >> 4U) & 0x0fU);
__console_tx_nibble(value & 0x0fU);
}
#if CONFIG_CONSOLE_NE2K
ne2k_transmit(CONFIG_CONSOLE_NE2K_IO_PORT);
#endif
}
static void __console_tx_hex16(int loglevel, unsigned short value)
{
if (console_loglevel >= loglevel) {
__console_tx_nibble((value >> 12U) & 0x0fU);
__console_tx_nibble((value >> 8U) & 0x0fU);
__console_tx_nibble((value >> 4U) & 0x0fU);
__console_tx_nibble(value & 0x0fU);
}
#if CONFIG_CONSOLE_NE2K
ne2k_transmit(CONFIG_CONSOLE_NE2K_IO_PORT);
#endif
}
static void __console_tx_hex32(int loglevel, unsigned int value)
{
if (console_loglevel >= 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);
}
#if CONFIG_CONSOLE_NE2K
ne2k_transmit(CONFIG_CONSOLE_NE2K_IO_PORT);
#endif
}
static void __console_tx_string(int loglevel, const char *str)
{
if (console_loglevel >= loglevel) {
unsigned char ch;
while((ch = *str++) != '\0') {
if (ch == '\n')
__console_tx_byte('\r');
__console_tx_byte(ch);
}
#if CONFIG_CONSOLE_NE2K
ne2k_transmit(CONFIG_CONSOLE_NE2K_IO_PORT);
#endif
}
}
/* if included by romcc, include the sources, too. romcc can't use prototypes */
#include <console/console.c>
#include <console/post.c>
#include <console/die.c>
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