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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 17:35:05 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 17:39:31 +0000
commit85c675d0d09a45a135bddd15d7b385f8758c32fb (patch)
tree76267dbc9b9a130337be3640948fe397b04ac629 /drivers/mtd/parsers
parentAdding upstream version 6.6.15. (diff)
downloadlinux-85c675d0d09a45a135bddd15d7b385f8758c32fb.tar.xz
linux-85c675d0d09a45a135bddd15d7b385f8758c32fb.zip
Adding upstream version 6.7.7.upstream/6.7.7
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/mtd/parsers')
-rw-r--r--drivers/mtd/parsers/Kconfig5
-rw-r--r--drivers/mtd/parsers/Makefile1
-rw-r--r--drivers/mtd/parsers/ar7part.c129
3 files changed, 0 insertions, 135 deletions
diff --git a/drivers/mtd/parsers/Kconfig b/drivers/mtd/parsers/Kconfig
index 60738edcd5..da03ab6efe 100644
--- a/drivers/mtd/parsers/Kconfig
+++ b/drivers/mtd/parsers/Kconfig
@@ -1,9 +1,4 @@
# SPDX-License-Identifier: GPL-2.0-only
-config MTD_AR7_PARTS
- tristate "TI AR7 partitioning parser"
- help
- TI AR7 partitioning parser support
-
config MTD_BCM47XX_PARTS
tristate "BCM47XX partitioning parser"
depends on BCM47XX || ARCH_BCM_5301X
diff --git a/drivers/mtd/parsers/Makefile b/drivers/mtd/parsers/Makefile
index 0e70b621a1..9b00c62b83 100644
--- a/drivers/mtd/parsers/Makefile
+++ b/drivers/mtd/parsers/Makefile
@@ -1,5 +1,4 @@
# SPDX-License-Identifier: GPL-2.0-only
-obj-$(CONFIG_MTD_AR7_PARTS) += ar7part.o
obj-$(CONFIG_MTD_BCM47XX_PARTS) += bcm47xxpart.o
obj-$(CONFIG_MTD_BCM63XX_PARTS) += bcm63xxpart.o
obj-$(CONFIG_MTD_BRCM_U_BOOT) += brcm_u-boot.o
diff --git a/drivers/mtd/parsers/ar7part.c b/drivers/mtd/parsers/ar7part.c
deleted file mode 100644
index 8cd683711a..0000000000
--- a/drivers/mtd/parsers/ar7part.c
+++ /dev/null
@@ -1,129 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * Copyright © 2007 Eugene Konev <ejka@openwrt.org>
- *
- * TI AR7 flash partition table.
- * Based on ar7 map by Felix Fietkau <nbd@openwrt.org>
- */
-
-#include <linux/kernel.h>
-#include <linux/slab.h>
-
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/partitions.h>
-#include <linux/memblock.h>
-#include <linux/module.h>
-
-#include <uapi/linux/magic.h>
-
-#define AR7_PARTS 4
-#define ROOT_OFFSET 0xe0000
-
-#define LOADER_MAGIC1 le32_to_cpu(0xfeedfa42)
-#define LOADER_MAGIC2 le32_to_cpu(0xfeed1281)
-
-struct ar7_bin_rec {
- unsigned int checksum;
- unsigned int length;
- unsigned int address;
-};
-
-static int create_mtd_partitions(struct mtd_info *master,
- const struct mtd_partition **pparts,
- struct mtd_part_parser_data *data)
-{
- struct ar7_bin_rec header;
- unsigned int offset;
- size_t len;
- unsigned int pre_size = master->erasesize, post_size = 0;
- unsigned int root_offset = ROOT_OFFSET;
-
- int retries = 10;
- struct mtd_partition *ar7_parts;
-
- ar7_parts = kcalloc(AR7_PARTS, sizeof(*ar7_parts), GFP_KERNEL);
- if (!ar7_parts)
- return -ENOMEM;
- ar7_parts[0].name = "loader";
- ar7_parts[0].offset = 0;
- ar7_parts[0].size = master->erasesize;
- ar7_parts[0].mask_flags = MTD_WRITEABLE;
-
- ar7_parts[1].name = "config";
- ar7_parts[1].offset = 0;
- ar7_parts[1].size = master->erasesize;
- ar7_parts[1].mask_flags = 0;
-
- do { /* Try 10 blocks starting from master->erasesize */
- offset = pre_size;
- mtd_read(master, offset, sizeof(header), &len,
- (uint8_t *)&header);
- if (!strncmp((char *)&header, "TIENV0.8", 8))
- ar7_parts[1].offset = pre_size;
- if (header.checksum == LOADER_MAGIC1)
- break;
- if (header.checksum == LOADER_MAGIC2)
- break;
- pre_size += master->erasesize;
- } while (retries--);
-
- pre_size = offset;
-
- if (!ar7_parts[1].offset) {
- ar7_parts[1].offset = master->size - master->erasesize;
- post_size = master->erasesize;
- }
-
- switch (header.checksum) {
- case LOADER_MAGIC1:
- while (header.length) {
- offset += sizeof(header) + header.length;
- mtd_read(master, offset, sizeof(header), &len,
- (uint8_t *)&header);
- }
- root_offset = offset + sizeof(header) + 4;
- break;
- case LOADER_MAGIC2:
- while (header.length) {
- offset += sizeof(header) + header.length;
- mtd_read(master, offset, sizeof(header), &len,
- (uint8_t *)&header);
- }
- root_offset = offset + sizeof(header) + 4 + 0xff;
- root_offset &= ~(uint32_t)0xff;
- break;
- default:
- printk(KERN_WARNING "Unknown magic: %08x\n", header.checksum);
- break;
- }
-
- mtd_read(master, root_offset, sizeof(header), &len, (u8 *)&header);
- if (header.checksum != SQUASHFS_MAGIC) {
- root_offset += master->erasesize - 1;
- root_offset &= ~(master->erasesize - 1);
- }
-
- ar7_parts[2].name = "linux";
- ar7_parts[2].offset = pre_size;
- ar7_parts[2].size = master->size - pre_size - post_size;
- ar7_parts[2].mask_flags = 0;
-
- ar7_parts[3].name = "rootfs";
- ar7_parts[3].offset = root_offset;
- ar7_parts[3].size = master->size - root_offset - post_size;
- ar7_parts[3].mask_flags = 0;
-
- *pparts = ar7_parts;
- return AR7_PARTS;
-}
-
-static struct mtd_part_parser ar7_parser = {
- .parse_fn = create_mtd_partitions,
- .name = "ar7part",
-};
-module_mtd_part_parser(ar7_parser);
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR( "Felix Fietkau <nbd@openwrt.org>, "
- "Eugene Konev <ejka@openwrt.org>");
-MODULE_DESCRIPTION("MTD partitioning for TI AR7");