X-Git-Url: http://git.rohieb.name/openwrt.git/blobdiff_plain/cdb18ab9e86a170b32fdd5e1fc7e0315b96dfa30..cbeaf6d823b983c52dbbf18466c3eee2fb7b4037:/target/linux/rdc-2.6/patches/001-rdc3210_flash_map.patch diff --git a/target/linux/rdc-2.6/patches/001-rdc3210_flash_map.patch b/target/linux/rdc-2.6/patches/001-rdc3210_flash_map.patch index a3d2ac6b7..0c407a114 100644 --- a/target/linux/rdc-2.6/patches/001-rdc3210_flash_map.patch +++ b/target/linux/rdc-2.6/patches/001-rdc3210_flash_map.patch @@ -1,48 +1,57 @@ -diff -urN linux-2.6.17/drivers/mtd/maps/imghdr.h linux-2.6.17.new/drivers/mtd/maps/imghdr.h ---- linux-2.6.17/drivers/mtd/maps/imghdr.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-2.6.17.new/drivers/mtd/maps/imghdr.h 2006-09-24 20:29:20.000000000 +0200 -@@ -0,0 +1,25 @@ -+#ifndef GT_IMGHDR_H -+#define GT_IMGHDR_H -+ -+#define GTIMG_MAGIC "GMTK" -+ -+/* Product ID */ -+#define PID_RTL_AIRGO 1 -+#define PID_RTL_RALINK 2 -+#define PID_RDC_AIRGO 3 -+#define PID_RDC_RALINK 5 /* White Lable */ -+ -+/* Gemtek */ -+typedef struct -+{ -+ UINT8 magic[4]; /* ASICII: GMTK */ -+ UINT32 checksum; /* CRC32 */ -+ UINT32 version; /* x.x.x.x */ -+ UINT32 kernelsz; /* The size of the kernel image */ -+ UINT32 imagesz; /* The length of this image file ( kernel + romfs + this header) */ -+ UINT32 pid; /* Product ID */ -+ UINT32 fastcksum; /* Partial CRC32 on (First(256), medium(256), last(512)) */ -+ UINT32 reserved; -+}gt_imghdr_t; -+ -+#endif diff -urN linux-2.6.17/drivers/mtd/maps/Kconfig linux-2.6.17.new/drivers/mtd/maps/Kconfig --- linux-2.6.17/drivers/mtd/maps/Kconfig 2006-06-18 03:49:35.000000000 +0200 +++ linux-2.6.17.new/drivers/mtd/maps/Kconfig 2006-09-24 20:28:11.000000000 +0200 -@@ -76,6 +76,12 @@ +@@ -76,6 +76,50 @@ PNC-2000 is the name of Network Camera product from PHOTRON Ltd. in Japan. It uses CFI-compliant flash. +config MTD_RDC3210 -+ tristate "CFI Flash devcie mapped on RDC3210" ++ tristate "CFI Flash device mapped on RDC3210" + depends on X86 && MTD_CFI && MTD_PARTITIONS + help -+ RDC-3210 is the flash device we find on Ralink reference board ++ RDC-3210 is the flash device we find on Ralink reference board. ++ ++config MTD_RDC3210_STATIC_MAP ++ bool "Partitions on RDC3210 mapped statically" if MTD_RDC3210 ++ select MTD_RDC3210_FACTORY_PRESENT ++ help ++ The mapping driver will use the static partition map for the ++ RDC-3210 flash device. ++ ++config MTD_RDC3210_FACTORY_PRESENT ++ bool "Reserve a partition on RDC3210 for factory presets" ++ depends on MTD_RDC3210 ++ default y ++ help ++ The mapping driver will reserve a partition on the RDC-3210 flash ++ device for resetting flash contents to factory defaults. ++ ++config MTD_RDC3210_ALLOW_JFFS2 ++ bool "JFFS2 filesystem usable in a partition on RDC3210" ++ depends on MTD_RDC3210 && !MTD_RDC3210_STATIC_MAP ++ help ++ The mapping driver will align a partition on the RDC-3210 flash ++ device to an erase-block boundary so that a JFFS2 filesystem may ++ reside on it. ++ ++config MTD_RDC3210_SIZE ++ hex "Amount of flash memory on RDC3210" ++ depends on MTD_RDC3210 ++ default "0x400000" ++ help ++ Total size in bytes of the RDC-3210 flash device ++ ++config MTD_RDC3210_BUSWIDTH ++ int "Width of CFI Flash device mapped on RDC3210" ++ depends on MTD_RDC3210 ++ default "2" ++ help ++ Number of bytes addressed on the RDC-3210 flash device before ++ addressing the same chip again + config MTD_SC520CDP tristate "CFI Flash device mapped on AMD SC520 CDP" - depends on X86 && MTD_CFI + depends on X86 && MTD_CFI && MTD_CONCAT diff -urN linux-2.6.17/drivers/mtd/maps/Makefile linux-2.6.17.new/drivers/mtd/maps/Makefile --- linux-2.6.17/drivers/mtd/maps/Makefile 2006-06-18 03:49:35.000000000 +0200 +++ linux-2.6.17.new/drivers/mtd/maps/Makefile 2006-09-24 20:26:10.000000000 +0200 @@ -54,218 +63,3 @@ diff -urN linux-2.6.17/drivers/mtd/maps/Makefile linux-2.6.17.new/drivers/mtd/ma obj-$(CONFIG_MTD_RPXLITE) += rpxlite.o obj-$(CONFIG_MTD_TQM8XXL) += tqm8xxl.o obj-$(CONFIG_MTD_SA1100) += sa1100-flash.o -diff -urN linux-2.6.17/drivers/mtd/maps/rdc3210.c linux-2.6.17.new/drivers/mtd/maps/rdc3210.c ---- linux-2.6.17/drivers/mtd/maps/rdc3210.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-2.6.17.new/drivers/mtd/maps/rdc3210.c 2006-09-24 22:55:20.000000000 +0200 -@@ -0,0 +1,211 @@ -+/******************************************************************* -+ * Simple Flash mapping for RDC3210 * -+ * * -+ * 2005.03.23 * -+ * Dante Su (dante_su@gemtek.com.tw) * -+ * Copyright (C) 2005 Gemtek Corporation * -+ *******************************************************************/ -+ -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+ -+#define WINDOW_ADDR 0xFFC00000 -+#define WINDOW_SIZE 0x00400000 -+ -+#define BUSWIDTH 2 -+ -+static struct mtd_info *rdc3210_mtd_info; -+ -+__u8 rdc3210_map_read8(struct map_info *map, unsigned long ofs) -+{ -+ return *(__u8 *)(map->map_priv_1 + ofs); -+} -+ -+__u16 rdc3210_map_read16(struct map_info *map, unsigned long ofs) -+{ -+ return *(__u16 *)(map->map_priv_1 + ofs); -+} -+ -+__u32 rdc3210_map_read32(struct map_info *map, unsigned long ofs) -+{ -+ return *(__u32 *)(map->map_priv_1 + ofs); -+} -+ -+void rdc3210_map_write8(struct map_info *map, __u8 d, unsigned long adr) -+{ -+ *(__u8 *)(map->map_priv_1 + adr) = d; -+} -+ -+void rdc3210_map_write16(struct map_info *map, __u16 d, unsigned long adr) -+{ -+ *(__u16 *)(map->map_priv_1 + adr) = d; -+} -+ -+void rdc3210_map_write32(struct map_info *map, __u32 d, unsigned long adr) -+{ -+ *(__u32 *)(map->map_priv_1 + adr) = d; -+} -+ -+void rdc3210_map_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len) -+{ -+ int i; -+ u16 *dst = (u16 *)(to); -+ u16 *src = (u16 *)(map->map_priv_1 + from); -+ -+ for(i = 0; i < (len / 2); ++i) -+ dst[i] = src[i]; -+ -+ if(len & 1) -+ { -+ printk("# WARNNING!!! rdc3210_map_copy_from has odd length\n"); -+ //dst[len - 1] = B0(src[i]); -+ } -+} -+ -+void rdc3210_map_copy_to(struct map_info *map, void *to, unsigned long from, ssize_t len) -+{ -+ int i; -+ u16 *dst = (u16 *)(map->map_priv_1 + to); -+ u16 *src = (u16 *)(from); -+ -+ for(i = 0; i < (len / 2); ++i) -+ dst[i] = src[i]; -+ -+ if(len & 1) -+ { -+ printk("# WARNNING!!! rdc3210_map_copy_from has odd length\n"); -+ //dst[len - 1] = B0(src[i]); -+ } -+} -+ -+static struct map_info rdc3210_map = -+{ -+ .name = "RDC3210 Flash", -+ .size = WINDOW_SIZE, -+ .bankwidth = BUSWIDTH, -+ .phys = WINDOW_ADDR, -+}; -+ -+/* Dante: This is the default static mapping, however this is nothing but a hint. (Say dynamic mapping) */ -+static struct mtd_partition rdc3210_parts[] = -+{ -+ { .name = "linux", .offset = 0, .size = 0x003C0000 }, /* 3840 KB = (Kernel + ROMFS) = (768 KB + 3072 KB) */ -+ { .name = "romfs", .offset = 0x000C0000, .size = 0x00300000 }, /* 3072 KB */ -+ { .name = "nvram", .offset = 0x003C0000, .size = 0x00010000 }, /* 64 KB */ -+ { .name = "factory", .offset = 0x003D0000, .size = 0x00010000 }, /* 64 KB */ -+ { .name = "bootldr", .offset = 0x003E0000, .size = 0x00020000 }, /* 128 KB */ -+}; -+ -+static int __init rdc3210_mtd_init(void) -+{ -+ printk(KERN_NOTICE "flash device: 0x%x at 0x%x\n", WINDOW_SIZE, WINDOW_ADDR); -+ -+ rdc3210_map.virt = ioremap(WINDOW_ADDR, WINDOW_SIZE); -+ -+ if (!rdc3210_map.virt) -+ { -+ printk("Failed to ioremap\n"); -+ return -EIO; -+ } -+ -+ simple_map_init(&rdc3210_map); -+ -+ rdc3210_mtd_info = do_map_probe("cfi_probe", &rdc3210_map); -+ /* Dante: This is for fixed map */ -+ if (rdc3210_mtd_info) -+ { -+ rdc3210_mtd_info->owner = THIS_MODULE; -+ add_mtd_partitions(rdc3210_mtd_info, rdc3210_parts, sizeof(rdc3210_parts)/sizeof(rdc3210_parts[0])); -+ return 0; -+ } -+ /* Dante: This is for dynamic mapping */ -+#if 0 -+ if (rdc3210_mtd_info) -+ { // Dante -+ unsigned int tmp; -+ gt_imghdr_t *hdr; -+ -+ hdr = (gt_imghdr_t *)(rdc3210_map.virt); -+ -+ if(memcmp(hdr->magic, GTIMG_MAGIC, 4)) -+ { -+ printk("Invalid MAGIC for Firmware Image!!!\n"); -+ return -EIO; -+ } -+ -+ /* 1. Adjust Redboot */ -+ tmp = flashdrv_get_size() - rdc3210_parts[4].size; -+ rdc3210_parts[4].offset = flashdrv_get_sector_addr(flashdrv_get_sector(tmp)); -+ rdc3210_parts[4].size = flashdrv_get_size() - rdc3210_parts[4].offset; -+ -+ /* 2. Adjust NVRAM */ -+ tmp -= rdc3210_parts[3].size; -+ rdc3210_parts[3].offset = flashdrv_get_sector_addr(flashdrv_get_sector(tmp)); -+ rdc3210_parts[3].size = rdc3210_parts[4].offset - rdc3210_parts[3].offset; -+ -+ /* 3. Adjust Factory Default */ -+ tmp -= rdc3210_parts[2].size; -+ rdc3210_parts[2].offset = flashdrv_get_sector_addr(flashdrv_get_sector(tmp)); -+ rdc3210_parts[2].size = rdc3210_parts[3].offset - rdc3210_parts[2].offset; -+ -+ /* 4. Adjust Linux (Kernel + ROMFS) */ -+ rdc3210_parts[0].size = rdc3210_parts[2].offset - rdc3210_parts[0].offset; -+ -+ /* 5. Adjust ROMFS */ -+ tmp = hdr->kernelsz + sizeof(gt_imghdr_t); -+ rdc3210_parts[1].offset = rdc3210_parts[0].offset + (((tmp / 32) + ((tmp % 32) ? 1 : 0)) * 32); -+ rdc3210_parts[1].size = rdc3210_parts[2].offset - rdc3210_parts[1].offset; -+ -+ /* 1. Adjust Redboot */ -+ tmp = flashdrv_get_size() - rdc3210_parts[3].size; -+ rdc3210_parts[3].offset = flashdrv_get_sector_addr(flashdrv_get_sector(tmp)); -+ rdc3210_parts[3].size = flashdrv_get_size() - rdc3210_parts[3].offset; -+ -+ /* 2. Adjust NVRAM */ -+ tmp -= rdc3210_parts[2].size; -+ rdc3210_parts[2].offset = flashdrv_get_sector_addr(flashdrv_get_sector(tmp)); -+ rdc3210_parts[2].size = rdc3210_parts[3].offset - rdc3210_parts[2].offset; -+ -+ /* 4. Adjust Linux (Kernel + ROMFS) */ -+ rdc3210_parts[0].size = rdc3210_parts[2].offset - rdc3210_parts[0].offset; -+ -+ /* 5. Adjust ROMFS */ -+ tmp = hdr->kernelsz + sizeof(gt_imghdr_t); -+ rdc3210_parts[1].offset = rdc3210_parts[0].offset + (((tmp / 32) + ((tmp % 32) ? 1 : 0)) * 32); -+ rdc3210_parts[1].size = rdc3210_parts[2].offset - rdc3210_parts[1].offset; -+ -+ rdc3210_mtd_info->owner = THIS_MODULE; -+ add_mtd_partitions(rdc3210_mtd_info, rdc3210_parts, sizeof(rdc3210_parts)/sizeof(rdc3210_parts[0])); -+ return 0; -+ } -+#endif -+ iounmap((void *)rdc3210_map.virt); -+ return -ENXIO; -+} -+ -+static void __exit rdc3210_mtd_exit(void) -+{ -+ if (rdc3210_mtd_info) -+ { -+ del_mtd_partitions(rdc3210_mtd_info); -+ map_destroy(rdc3210_mtd_info); -+ } -+ -+ if (rdc3210_map.virt) -+ { -+ iounmap(rdc3210_map.virt); -+ rdc3210_map.virt = 0; -+ } -+} -+ -+module_init(rdc3210_mtd_init); -+module_exit(rdc3210_mtd_exit); -+MODULE_LICENSE("GPL"); -+