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Diffstat (limited to 'target/linux/ifxmips/files/arch/mips/danube/prom.c')
-rw-r--r--target/linux/ifxmips/files/arch/mips/danube/prom.c81
1 files changed, 81 insertions, 0 deletions
diff --git a/target/linux/ifxmips/files/arch/mips/danube/prom.c b/target/linux/ifxmips/files/arch/mips/danube/prom.c
new file mode 100644
index 0000000000..efb06120ef
--- /dev/null
+++ b/target/linux/ifxmips/files/arch/mips/danube/prom.c
@@ -0,0 +1,81 @@
+/*
+ * arch/mips/danube/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 Danube 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/danube/danube.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(DANUBE_ASC1_FSTAT) & ASCFSTAT_TXFFLMASK) >> ASCFSTAT_TXFFLOFF);
+
+ if (c == '\n')
+ writel('\r', DANUBE_ASC1_TBUF);
+ writel(c, DANUBE_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_DANUBE;
+ mips_machtype = MACH_INFINEON_DANUBE;
+
+ strcpy(&(arcs_cmdline[0]), "console=ttyS0,115200 rootfstype=squashfs,jffs2 init=/etc/preinit");
+ add_memory_region (0x00000000, 0x2000000, BOOT_MEM_RAM);
+}