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authorGabor Juhos <juhosg@openwrt.org>2008-11-17 09:19:27 +0000
committerGabor Juhos <juhosg@openwrt.org>2008-11-17 09:19:27 +0000
commit300d8bea55aa679cce4b571f30ce705c27973594 (patch)
treeea25f1b01b36690ac67780f8f52aff83726578b8 /target/linux/generic-2.6/files/arch
parent0b699a76d80d6a84c3930f267675157abeda8947 (diff)
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move MyLoader stuff into generic files, will be used on adm5120
SVN-Revision: 13254
Diffstat (limited to 'target/linux/generic-2.6/files/arch')
-rw-r--r--target/linux/generic-2.6/files/arch/mips/fw/myloader/Makefile5
-rw-r--r--target/linux/generic-2.6/files/arch/mips/fw/myloader/myloader.c63
2 files changed, 68 insertions, 0 deletions
diff --git a/target/linux/generic-2.6/files/arch/mips/fw/myloader/Makefile b/target/linux/generic-2.6/files/arch/mips/fw/myloader/Makefile
new file mode 100644
index 0000000..34acfd0
--- /dev/null
+++ b/target/linux/generic-2.6/files/arch/mips/fw/myloader/Makefile
@@ -0,0 +1,5 @@
+#
+# Makefile for the Compex's MyLoader support on MIPS architecture
+#
+
+lib-y += myloader.o
diff --git a/target/linux/generic-2.6/files/arch/mips/fw/myloader/myloader.c b/target/linux/generic-2.6/files/arch/mips/fw/myloader/myloader.c
new file mode 100644
index 0000000..a26f9ad
--- /dev/null
+++ b/target/linux/generic-2.6/files/arch/mips/fw/myloader/myloader.c
@@ -0,0 +1,63 @@
+/*
+ * Compex's MyLoader specific prom routines
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * 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 <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/string.h>
+
+#include <asm/addrspace.h>
+#include <asm/fw/myloader/myloader.h>
+
+#define SYS_PARAMS_ADDR KSEG1ADDR(0x80000800)
+#define BOARD_PARAMS_ADDR KSEG1ADDR(0x80000A00)
+#define PART_TABLE_ADDR KSEG1ADDR(0x80000C00)
+#define BOOT_PARAMS_ADDR KSEG1ADDR(0x80000E00)
+
+static struct myloader_info myloader_info __initdata;
+static int myloader_found __initdata;
+
+struct myloader_info * __init myloader_get_info(void)
+{
+ struct mylo_system_params *sysp;
+ struct mylo_board_params *boardp;
+ struct mylo_partition_table *parts;
+
+ if (myloader_found)
+ return &myloader_info;
+
+ sysp = (struct mylo_system_params *)(SYS_PARAMS_ADDR);
+ boardp = (struct mylo_board_params *)(BOARD_PARAMS_ADDR);
+ parts = (struct mylo_partition_table *)(PART_TABLE_ADDR);
+
+ printk(KERN_DEBUG "MyLoader: sysp=%08x, boardp=%08x, parts=%08x\n",
+ sysp->magic, boardp->magic, parts->magic);
+
+ /* Check for some magic numbers */
+ if (sysp->magic != MYLO_MAGIC_SYS_PARAMS ||
+ boardp->magic != MYLO_MAGIC_BOARD_PARAMS ||
+ le32_to_cpu(parts->magic) != MYLO_MAGIC_PARTITIONS)
+ return NULL;
+
+ printk(KERN_DEBUG "MyLoader: id=%04x:%04x, sub_id=%04x:%04x\n",
+ sysp->vid, sysp->did, sysp->svid, sysp->sdid);
+
+ myloader_info.vid = sysp->vid;
+ myloader_info.did = sysp->did;
+ myloader_info.svid = sysp->svid;
+ myloader_info.sdid = sysp->sdid;
+
+ memcpy(myloader_info.macs, boardp->addr, sizeof(myloader_info.macs));
+
+ myloader_found = 1;
+
+ return &myloader_info;
+}