tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * linux/include/asm-arm/arch-aaec2000/uncompress.h
3 *
4 * Copyright (c) 2005 Nicolas Bellido Y Ortega
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11#ifndef __ASM_ARCH_UNCOMPRESS_H
12#define __ASM_ARCH_UNCOMPRESS_H
13
14#include "hardware.h"
15
16#define UART(x) (*(volatile unsigned long *)(serial_port + (x)))
17
18static void putstr( const char *s )
19{
20 unsigned long serial_port;
21 do {
22 serial_port = _UART3_BASE;
23 if (UART(UART_CR) & UART_CR_EN) break;
24 serial_port = _UART1_BASE;
25 if (UART(UART_CR) & UART_CR_EN) break;
26 serial_port = _UART2_BASE;
27 if (UART(UART_CR) & UART_CR_EN) break;
28 return;
29 } while (0);
30
31 for (; *s; s++) {
32 /* wait for space in the UART's transmitter */
33 while ((UART(UART_SR) & UART_SR_TxFF));
34 /* send the character out. */
35 UART(UART_DR) = *s;
36 /* if a LF, also do CR... */
37 if (*s == 10) {
38 while ((UART(UART_SR) & UART_SR_TxFF));
39 UART(UART_DR) = 13;
40 }
41 }
42}
43
44#define arch_decomp_setup()
45#define arch_decomp_wdog()
46
47#endif /* __ASM_ARCH_UNCOMPRESS_H */