diff options
Diffstat (limited to 'target/linux/generic/files/arch/mips/fw/myloader')
| -rw-r--r-- | target/linux/generic/files/arch/mips/fw/myloader/Makefile | 5 | ||||
| -rw-r--r-- | target/linux/generic/files/arch/mips/fw/myloader/myloader.c | 63 |
2 files changed, 68 insertions, 0 deletions
diff --git a/target/linux/generic/files/arch/mips/fw/myloader/Makefile b/target/linux/generic/files/arch/mips/fw/myloader/Makefile new file mode 100644 index 000000000..34acfd01c --- /dev/null +++ b/target/linux/generic/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/files/arch/mips/fw/myloader/myloader.c b/target/linux/generic/files/arch/mips/fw/myloader/myloader.c new file mode 100644 index 000000000..a26f9ad3f --- /dev/null +++ b/target/linux/generic/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; +} |