From 057c5990c9a0ef67c3f4dcfcf026cf41ccaec881 Mon Sep 17 00:00:00 2001 From: juhosg Date: Mon, 5 Dec 2011 14:52:25 +0000 Subject: ar71xx: add lzma loader git-svn-id: svn://svn.openwrt.org/openwrt/trunk@29443 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- target/linux/ar71xx/image/lzma-loader/src/board.c | 36 +++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 target/linux/ar71xx/image/lzma-loader/src/board.c (limited to 'target/linux/ar71xx/image/lzma-loader/src/board.c') diff --git a/target/linux/ar71xx/image/lzma-loader/src/board.c b/target/linux/ar71xx/image/lzma-loader/src/board.c new file mode 100644 index 000000000..f1f97442f --- /dev/null +++ b/target/linux/ar71xx/image/lzma-loader/src/board.c @@ -0,0 +1,36 @@ +/* + * LZMA compressed kernel loader for Atheros AR7XXX/AR9XXX based boards + * + * Copyright (C) 2011 Gabor Juhos + * + * 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 +#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) +{ +} -- cgit v1.2.3