more danube 2 ifxmips transitions

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@9827 3c298f89-4303-0410-b956-a3cf2f4a3e73

target/linux/ifxmips/files/arch/mips/ifxmips/prom.c

@@ -0,0 +1,81 @@
+/*
+ *   arch/mips/ifxmips/prom.c
+ *
+ *   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.
+ *
+ *   Copyright (C) 2005 Wu Qi Ming infineon
+ *
+ *   Rewrite of Infineon IFXMips code, thanks to infineon for the support,
+ *   software and hardware
+ *
+ *   Copyright (C) 2007 John Crispin <blogic@openwrt.org> 
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/bootmem.h>
+#include <asm/bootinfo.h>
+#include <asm/ifxmips/ifxmips.h>
+
+static char buf[1024];
+
+void
+prom_free_prom_memory (void)
+{
+}
+
+const char *
+get_system_type (void)
+{
+	return BOARD_SYSTEM_TYPE;
+}
+
+void
+prom_putchar (char c)
+{
+	while ((readl(IFXMIPS_ASC1_FSTAT) & ASCFSTAT_TXFFLMASK) >> ASCFSTAT_TXFFLOFF);
+
+	if (c == '\n')
+		writel('\r', IFXMIPS_ASC1_TBUF);
+	writel(c, IFXMIPS_ASC1_TBUF);
+}
+
+void
+prom_printf (const char * fmt, ...)
+{
+	va_list args;
+	int l;
+	char *p, *buf_end;
+
+	va_start(args, fmt);
+	l = vsprintf(buf, fmt, args);
+	va_end(args);
+	buf_end = buf + l;
+
+	for (p = buf; p < buf_end; p++)
+	{
+		prom_putchar(*p);
+	}
+}
+
+void __init
+prom_init(void)
+{
+	mips_machgroup = MACH_GROUP_IFXMIPS;
+	mips_machtype = MACH_INFINEON_IFXMIPS;
+
+	strcpy(&(arcs_cmdline[0]), "console=ttyS0,115200 rootfstype=squashfs,jffs2 init=/etc/preinit");
+	add_memory_region (0x00000000, 0x2000000, BOOT_MEM_RAM);
+}