1
0
mirror of git://projects.qi-hardware.com/openwrt-xburst.git synced 2024-11-13 02:32:49 +02:00
openwrt-xburst/target/linux/ar71xx/image/lzma-loader/src/board.c
juhosg 057c5990c9 ar71xx: add lzma loader
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@29443 3c298f89-4303-0410-b956-a3cf2f4a3e73
2011-12-05 14:52:25 +00:00

37 lines
877 B
C

/*
* LZMA compressed kernel loader for Atheros AR7XXX/AR9XXX based boards
*
* Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*/
#include <stddef.h>
#include "config.h"
#define READREG(r) *(volatile unsigned int *)(r)
#define WRITEREG(r,v) *(volatile unsigned int *)(r) = v
#define UART_BASE 0xb8020000
#define UART_TX 0
#define UART_LSR 5
#define UART_LSR_THRE 0x20
#define UART_READ(r) READREG(UART_BASE + 4 * (r))
#define UART_WRITE(r,v) WRITEREG(UART_BASE + 4 * (r), (v))
void board_putc(int ch)
{
while (((UART_READ(UART_LSR)) & UART_LSR_THRE) == 0);
UART_WRITE(UART_TX, ch);
while (((UART_READ(UART_LSR)) & UART_LSR_THRE) == 0);
}
void board_init(void)
{
}