mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-25 03:01:09 +02:00
[ar71xx] move the trx parser out from the patch
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@17176 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
parent
d2dd87b1b8
commit
481c294462
@ -137,7 +137,7 @@ CONFIG_MTD_NAND=y
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CONFIG_MTD_NAND_RB4XX=y
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CONFIG_MTD_REDBOOT_DIRECTORY_BLOCK=-2
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CONFIG_MTD_REDBOOT_PARTS=y
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CONFIG_MTD_TRX_PARTS=y
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CONFIG_MTD_WRT160NL_PARTS=y
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CONFIG_MYLOADER=y
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# CONFIG_NATSEMI is not set
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CONFIG_NET_DSA=y
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149
target/linux/ar71xx/files/drivers/mtd/wrt160nl_part.c
Normal file
149
target/linux/ar71xx/files/drivers/mtd/wrt160nl_part.c
Normal file
@ -0,0 +1,149 @@
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/*
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* Copyright © 2009 Christian Daniel <cd@maintech.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* TRX flash partition table.
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* Based on ar7 map by Felix Fietkau <nbd@openwrt.org>
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*
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*/
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#include <linux/kernel.h>
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#include <linux/slab.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/partitions.h>
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#include <linux/bootmem.h>
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#include <linux/magic.h>
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#define TRX_PARTS 6
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#define TRX_MAGIC 0x30524448
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#define TRX_MAX_OFFSET 3
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struct trx_header {
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uint32_t magic; /* "HDR0" */
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uint32_t len; /* Length of file including header */
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uint32_t crc32; /* 32-bit CRC from flag_version to end of file */
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uint32_t flag_version; /* 0:15 flags, 16:31 version */
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uint32_t offsets[TRX_MAX_OFFSET]; /* Offsets of partitions from start of header */
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};
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#define IH_MAGIC 0x27051956 /* Image Magic Number */
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#define IH_NMLEN 32 /* Image Name Length */
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struct uimage_header {
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uint32_t ih_magic; /* Image Header Magic Number */
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uint32_t ih_hcrc; /* Image Header CRC Checksum */
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uint32_t ih_time; /* Image Creation Timestamp */
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uint32_t ih_size; /* Image Data Size */
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uint32_t ih_load; /* Data» Load Address */
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uint32_t ih_ep; /* Entry Point Address */
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uint32_t ih_dcrc; /* Image Data CRC Checksum */
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uint8_t ih_os; /* Operating System */
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uint8_t ih_arch; /* CPU architecture */
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uint8_t ih_type; /* Image Type */
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uint8_t ih_comp; /* Compression Type */
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uint8_t ih_name[IH_NMLEN]; /* Image Name */
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};
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static struct mtd_partition trx_parts[TRX_PARTS];
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static int create_mtd_partitions(struct mtd_info *master,
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struct mtd_partition **pparts,
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unsigned long origin)
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{
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uint8_t buf[512];
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int len;
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struct trx_header* header;
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struct uimage_header* uheader;
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unsigned int kernel_len;
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master->read(master, 4 * master->erasesize, sizeof(buf), &len, buf);
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if(strncmp(buf, "NL16", 4) == 0) {
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printk(KERN_INFO "TRX on WRT160NL detected\n");
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header = (struct trx_header*)(buf + 32);
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if(le32_to_cpu(header->magic) != TRX_MAGIC) {
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printk(KERN_WARNING "TRX messed up\n");
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return 0;
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}
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uheader = (struct uimage_header*)(buf + 60);
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if(uheader->ih_magic != IH_MAGIC) {
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printk(KERN_WARNING "uImage messed up\n");
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return 0;
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}
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kernel_len = uheader->ih_size / master->erasesize;
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if(uheader->ih_size % master->erasesize)
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kernel_len++;
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kernel_len++;
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kernel_len *= master->erasesize;
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trx_parts[0].name = "u-boot";
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trx_parts[0].offset = 0;
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trx_parts[0].size = 4 * master->erasesize;
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trx_parts[0].mask_flags = MTD_WRITEABLE;
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trx_parts[1].name = "kernel";
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trx_parts[1].offset = trx_parts[0].offset + trx_parts[0].size;
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trx_parts[1].size = kernel_len;
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trx_parts[1].mask_flags = 0;
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trx_parts[2].name = "rootfs";
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trx_parts[2].offset = trx_parts[1].offset + trx_parts[1].size;
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trx_parts[2].size = master->size - 6 * master->erasesize - trx_parts[1].size;
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trx_parts[2].mask_flags = 0;
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trx_parts[3].name = "nvram";
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trx_parts[3].offset = master->size - 2 * master->erasesize;
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trx_parts[3].size = master->erasesize;
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trx_parts[3].mask_flags = 0;
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trx_parts[4].name = "ART";
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trx_parts[4].offset = master->size - master->erasesize;
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trx_parts[4].size = master->erasesize;
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trx_parts[4].mask_flags = MTD_WRITEABLE;
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trx_parts[5].name = "firmware";
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trx_parts[5].offset = 4 * master->erasesize;
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trx_parts[5].size = master->size - 6 * master->erasesize;
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trx_parts[5].mask_flags = 0;
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*pparts = trx_parts;
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return TRX_PARTS;
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} else {
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return 0;
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}
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}
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static struct mtd_part_parser trx_parser = {
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.owner = THIS_MODULE,
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.parse_fn = create_mtd_partitions,
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.name = "wrt160nl",
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};
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static int __init trx_parser_init(void)
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{
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return register_mtd_parser(&trx_parser);
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}
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module_init(trx_parser_init);
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MODULE_LICENSE("GPL");
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MODULE_AUTHOR("Christian Daniel <cd@maintech.de>");
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@ -1,194 +1,37 @@
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diff -ur linux-2.6.28.10-orig/drivers/mtd/devices/m25p80.c linux-2.6.28.10/drivers/mtd/devices/m25p80.c
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--- linux-2.6.28.10-orig/drivers/mtd/devices/m25p80.c 2009-07-19 10:36:42.000000000 +0200
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+++ linux-2.6.28.10/drivers/mtd/devices/m25p80.c 2009-07-22 21:49:21.204685685 +0200
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@@ -735,6 +735,9 @@
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--- a/drivers/mtd/devices/m25p80.c
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+++ b/drivers/mtd/devices/m25p80.c
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@@ -735,6 +735,9 @@ static int __devinit m25p_probe(struct s
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#ifdef CONFIG_MTD_REDBOOT_PARTS
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"RedBoot",
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#endif
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+#ifdef CONFIG_MTD_TRX_PARTS
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+ "trxpart",
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+#ifdef CONFIG_MTD_WRT160NL_PARTS
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+ "wrt160nl",
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+#endif
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NULL, };
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nr_parts = parse_mtd_partitions(&flash->mtd,
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diff -ur linux-2.6.28.10-orig/drivers/mtd/Kconfig linux-2.6.28.10/drivers/mtd/Kconfig
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--- linux-2.6.28.10-orig/drivers/mtd/Kconfig 2009-07-19 10:36:39.000000000 +0200
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+++ linux-2.6.28.10/drivers/mtd/Kconfig 2009-07-22 21:20:42.929604980 +0200
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@@ -172,6 +172,12 @@
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--- a/drivers/mtd/Kconfig
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+++ b/drivers/mtd/Kconfig
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@@ -172,6 +172,12 @@ config MTD_AR7_PARTS
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---help---
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TI AR7 partitioning support
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+config MTD_TRX_PARTS
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+ tristate "CyberTAN TRX partitioning support"
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+ depends on MTD_PARTITIONS
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+config MTD_WRT160NL_PARTS
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+ tristate "Linksys WRT160NL partitioning support"
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+ depends on MTD_PARTITIONS && AR71XX_MACH_WRT160NL
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+ ---help---
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+ CyberTAN TRX paritions support
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+ Linksys WRT160NL partitioning support
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+
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config MTD_MYLOADER_PARTS
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tristate "MyLoader partition parsing"
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depends on MTD_PARTITIONS && (ADM5120 || ATHEROS || ATHEROS_AR71XX)
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diff -ur linux-2.6.28.10-orig/drivers/mtd/Makefile linux-2.6.28.10/drivers/mtd/Makefile
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--- linux-2.6.28.10-orig/drivers/mtd/Makefile 2009-07-19 10:36:39.000000000 +0200
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+++ linux-2.6.28.10/drivers/mtd/Makefile 2009-07-22 21:21:30.582601042 +0200
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@@ -12,6 +12,7 @@
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--- a/drivers/mtd/Makefile
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+++ b/drivers/mtd/Makefile
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@@ -12,6 +12,7 @@ obj-$(CONFIG_MTD_REDBOOT_PARTS) += redbo
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obj-$(CONFIG_MTD_CMDLINE_PARTS) += cmdlinepart.o
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obj-$(CONFIG_MTD_AFS_PARTS) += afs.o
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obj-$(CONFIG_MTD_AR7_PARTS) += ar7part.o
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+obj-$(CONFIG_MTD_TRX_PARTS) += trxpart.o
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+obj-$(CONFIG_MTD_WRT160NL_PARTS) += wrt160nl_part.o
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obj-$(CONFIG_MTD_OF_PARTS) += ofpart.o
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obj-$(CONFIG_MTD_MYLOADER_PARTS) += myloader.o
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diff -urN linux-2.6.28.10-orig/drivers/mtd/trxpart.c linux-2.6.28.10/drivers/mtd/trxpart.c
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--- linux-2.6.28.10-orig/drivers/mtd/trxpart.c 1970-01-01 01:00:00.000000000 +0100
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+++ linux-2.6.28.10/drivers/mtd/trxpart.c 2009-07-23 00:00:08.927254359 +0200
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@@ -0,0 +1,149 @@
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+/*
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+ * Copyright © 2009 Christian Daniel <cd@maintech.de>
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+ *
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+ * This program is free software; you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License as published by
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+ * the Free Software Foundation; either version 2 of the License, or
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+ * (at your option) any later version.
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+ *
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+ * This program is distributed in the hope that it will be useful,
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ * GNU General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU General Public License
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+ * along with this program; if not, write to the Free Software
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+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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+ *
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+ * TRX flash partition table.
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+ * Based on ar7 map by Felix Fietkau <nbd@openwrt.org>
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+ *
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+ */
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+
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+#include <linux/kernel.h>
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+#include <linux/slab.h>
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+
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+#include <linux/mtd/mtd.h>
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+#include <linux/mtd/partitions.h>
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+#include <linux/bootmem.h>
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+#include <linux/magic.h>
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+
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+#define TRX_PARTS 6
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+#define TRX_MAGIC 0x30524448
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+#define TRX_MAX_OFFSET 3
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+
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+struct trx_header {
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+ uint32_t magic; /* "HDR0" */
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+ uint32_t len; /* Length of file including header */
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+ uint32_t crc32; /* 32-bit CRC from flag_version to end of file */
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+ uint32_t flag_version; /* 0:15 flags, 16:31 version */
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+ uint32_t offsets[TRX_MAX_OFFSET]; /* Offsets of partitions from start of header */
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+};
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+
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+#define IH_MAGIC 0x27051956 /* Image Magic Number */
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+#define IH_NMLEN 32 /* Image Name Length */
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+
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+struct uimage_header {
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+ uint32_t ih_magic; /* Image Header Magic Number */
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+ uint32_t ih_hcrc; /* Image Header CRC Checksum */
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+ uint32_t ih_time; /* Image Creation Timestamp */
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+ uint32_t ih_size; /* Image Data Size */
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+ uint32_t ih_load; /* Data» Load Address */
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+ uint32_t ih_ep; /* Entry Point Address */
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+ uint32_t ih_dcrc; /* Image Data CRC Checksum */
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+ uint8_t ih_os; /* Operating System */
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+ uint8_t ih_arch; /* CPU architecture */
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+ uint8_t ih_type; /* Image Type */
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+ uint8_t ih_comp; /* Compression Type */
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+ uint8_t ih_name[IH_NMLEN]; /* Image Name */
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+};
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+
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+static struct mtd_partition trx_parts[TRX_PARTS];
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+
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+static int create_mtd_partitions(struct mtd_info *master,
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+ struct mtd_partition **pparts,
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+ unsigned long origin)
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+{
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+ uint8_t buf[512];
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+ int len;
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+ struct trx_header* header;
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+ struct uimage_header* uheader;
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+ unsigned int kernel_len;
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+
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+ master->read(master, 4 * master->erasesize, sizeof(buf), &len, buf);
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+ if(strncmp(buf, "NL16", 4) == 0) {
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+ printk(KERN_INFO "TRX on WRT160NL detected\n");
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+
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+ header = (struct trx_header*)(buf + 32);
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+
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+ if(le32_to_cpu(header->magic) != TRX_MAGIC) {
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+ printk(KERN_WARNING "TRX messed up\n");
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+ return 0;
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+ }
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+
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+ uheader = (struct uimage_header*)(buf + 60);
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+
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+ if(uheader->ih_magic != IH_MAGIC) {
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+ printk(KERN_WARNING "uImage messed up\n");
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+ return 0;
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+ }
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+
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+ kernel_len = uheader->ih_size / master->erasesize;
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+ if(uheader->ih_size % master->erasesize)
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+ kernel_len++;
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+ kernel_len++;
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+ kernel_len *= master->erasesize;
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+
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+ trx_parts[0].name = "u-boot";
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+ trx_parts[0].offset = 0;
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+ trx_parts[0].size = 4 * master->erasesize;
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+ trx_parts[0].mask_flags = MTD_WRITEABLE;
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+
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+ trx_parts[1].name = "kernel";
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+ trx_parts[1].offset = trx_parts[0].offset + trx_parts[0].size;
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+ trx_parts[1].size = kernel_len;
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+ trx_parts[1].mask_flags = 0;
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+
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+ trx_parts[2].name = "rootfs";
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+ trx_parts[2].offset = trx_parts[1].offset + trx_parts[1].size;
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+ trx_parts[2].size = master->size - 6 * master->erasesize - trx_parts[1].size;
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+ trx_parts[2].mask_flags = 0;
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+
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+ trx_parts[3].name = "nvram";
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+ trx_parts[3].offset = master->size - 2 * master->erasesize;
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+ trx_parts[3].size = master->erasesize;
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+ trx_parts[3].mask_flags = 0;
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+
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+ trx_parts[4].name = "ART";
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+ trx_parts[4].offset = master->size - master->erasesize;
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+ trx_parts[4].size = master->erasesize;
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+ trx_parts[4].mask_flags = MTD_WRITEABLE;
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+
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+ trx_parts[5].name = "firmware";
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+ trx_parts[5].offset = 4 * master->erasesize;
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+ trx_parts[5].size = master->size - 6 * master->erasesize;
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+ trx_parts[5].mask_flags = 0;
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+
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+ *pparts = trx_parts;
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+
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+ return TRX_PARTS;
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+ } else {
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+ return 0;
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+ }
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+}
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+
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+static struct mtd_part_parser trx_parser = {
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+ .owner = THIS_MODULE,
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+ .parse_fn = create_mtd_partitions,
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+ .name = "trxpart",
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+};
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+
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+static int __init trx_parser_init(void)
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+{
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+ return register_mtd_parser(&trx_parser);
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+}
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+
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+module_init(trx_parser_init);
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+
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+MODULE_LICENSE("GPL");
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+MODULE_AUTHOR("Christian Daniel <cd@maintech.de>");
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+MODULE_DESCRIPTION("MTD partitioning for CyberTAN TRX");
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