/* * include/asm-arm/arch-at91rm9200/uncompress.h * * Copyright (C) 2003 SAN People * * 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; either version 2 of the License, or * (at your option) any later version. * * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef __ASM_ARCH_UNCOMPRESS_H #define __ASM_ARCH_UNCOMPRESS_H #include /* * The following code assumes the serial port has already been * initialized by the bootloader. We search for the first enabled * port in the most probable order. If you didn't setup a port in * your bootloader then nothing will appear (which might be desired). * * This does not append a newline */ static void putstr(const char *s) { void __iomem *sys = (void __iomem *) AT91_BASE_SYS; /* physical address */ while (*s) { while (!(__raw_readl(sys + AT91_DBGU_SR) & AT91_DBGU_TXRDY)) { barrier(); } __raw_writel(*s, sys + AT91_DBGU_THR); if (*s == '\n') { while (!(__raw_readl(sys + AT91_DBGU_SR) & AT91_DBGU_TXRDY)) { barrier(); } __raw_writel('\r', sys + AT91_DBGU_THR); } s++; } /* wait for transmission to complete */ while (!(__raw_readl(sys + AT91_DBGU_SR) & AT91_DBGU_TXEMPTY)) { barrier(); } } #define arch_decomp_setup() #define arch_decomp_wdog() #endif