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author | John Crispin <john@openwrt.org> | 2012-11-09 19:26:30 +0000 |
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committer | John Crispin <john@openwrt.org> | 2012-11-09 19:26:30 +0000 |
commit | a30b3066ce900be5409b9617d3a2b037293e4b8b (patch) | |
tree | 8bf3110f0a0ca736f31b3642617563c2ebbf6a1a /target/linux/lantiq/patches-3.6 | |
parent | 46288bf98e12139045754efa23dd2a9d87dd0611 (diff) | |
download | master-31e0f0ae-a30b3066ce900be5409b9617d3a2b037293e4b8b.tar.gz master-31e0f0ae-a30b3066ce900be5409b9617d3a2b037293e4b8b.tar.bz2 master-31e0f0ae-a30b3066ce900be5409b9617d3a2b037293e4b8b.zip |
add mtd split and atm patch
SVN-Revision: 34129
Diffstat (limited to 'target/linux/lantiq/patches-3.6')
-rw-r--r-- | target/linux/lantiq/patches-3.6/0300-owrt-mtd-split.patch | 230 | ||||
-rw-r--r-- | target/linux/lantiq/patches-3.6/0301-owrt-atm.patch | 80 |
2 files changed, 310 insertions, 0 deletions
diff --git a/target/linux/lantiq/patches-3.6/0300-owrt-mtd-split.patch b/target/linux/lantiq/patches-3.6/0300-owrt-mtd-split.patch new file mode 100644 index 0000000000..4f69ef96b3 --- /dev/null +++ b/target/linux/lantiq/patches-3.6/0300-owrt-mtd-split.patch @@ -0,0 +1,230 @@ +From 2a295753a10823a47542c779a25bbb1f52c71281 Mon Sep 17 00:00:00 2001 +From: John Crispin <blogic@openwrt.org> +Date: Fri, 3 Aug 2012 10:27:13 +0200 +Subject: [PATCH 19/25] owrt mtd split + +--- + .../mips/include/asm/mach-lantiq/xway/lantiq_soc.h | 1 + + arch/mips/lantiq/setup.c | 7 + + drivers/mtd/Kconfig | 4 + + drivers/mtd/mtdpart.c | 173 +++++++++++++++++++- + 4 files changed, 184 insertions(+), 1 deletions(-) + +diff --git a/arch/mips/include/asm/mach-lantiq/xway/lantiq_soc.h b/arch/mips/include/asm/mach-lantiq/xway/lantiq_soc.h +index 1ec8f2a..1ff93cc 100644 +diff --git a/drivers/mtd/Kconfig b/drivers/mtd/Kconfig +index 982a98b..e2f3f3e 100644 +--- a/drivers/mtd/Kconfig ++++ b/drivers/mtd/Kconfig +@@ -31,6 +31,10 @@ config MTD_ROOTFS_SPLIT + bool "Automatically split 'rootfs' partition for squashfs" + default y + ++config MTD_UIMAGE_SPLIT ++ bool "Automatically split 'linux' partition into 'kernel' and 'rootfs'" ++ default y ++ + config MTD_REDBOOT_PARTS + tristate "RedBoot partition table parsing" + ---help--- +diff --git a/drivers/mtd/mtdpart.c b/drivers/mtd/mtdpart.c +index 855b70b..93711e2 100644 +--- a/drivers/mtd/mtdpart.c ++++ b/drivers/mtd/mtdpart.c +@@ -867,6 +867,168 @@ static int refresh_rootfs_split(struct mtd_info *mtd) + } + #endif /* CONFIG_MTD_ROOTFS_SPLIT */ + ++#ifdef CONFIG_MTD_UIMAGE_SPLIT ++static unsigned long find_uimage_size(struct mtd_info *mtd, ++ unsigned long offset) ++{ ++#define UBOOT_MAGIC 0x56190527 ++ unsigned long magic = 0; ++ unsigned long temp; ++ size_t len; ++ int ret; ++ ++ ret = mtd_read(mtd, offset, 4, &len, (void *)&magic); ++ if (ret || len != sizeof(magic)) ++ return 0; ++ ++ if (le32_to_cpu(magic) != UBOOT_MAGIC) ++ return 0; ++ ++ ret = mtd_read(mtd, offset + 12, 4, &len, (void *)&temp); ++ if (ret || len != sizeof(temp)) ++ return 0; ++ ++ return temp + 0x40; ++} ++ ++static unsigned long find_eva_size(struct mtd_info *mtd, ++ unsigned long offset) ++{ ++#define EVA_MAGIC 0xfeed1281 ++ unsigned long magic = 0; ++ unsigned long temp; ++ size_t len; ++ int ret; ++ ++ ret = mtd_read(mtd, offset, 4, &len, (void *)&magic); ++ if (ret || len != sizeof(magic)) ++ return 0; ++ ++ if (le32_to_cpu(magic) != EVA_MAGIC) ++ return 0; ++ ++ ret = mtd_read(mtd, offset + 4, 4, &len, (void *)&temp); ++ if (ret || len != sizeof(temp)) ++ return 0; ++ ++ /* add eva header size */ ++ temp = le32_to_cpu(temp) + 0x18; ++ ++ temp &= ~0xffff; ++ temp += 0x10000; ++ return temp; ++} ++ ++static int detect_squashfs_partition(struct mtd_info *mtd, unsigned long offset) ++{ ++ unsigned long temp; ++ size_t len; ++ int ret; ++ ++ ret = mtd_read(mtd, offset, 4, &len, (void *)&temp); ++ if (ret || len != sizeof(temp)) ++ return 0; ++ ++ ++ return le32_to_cpu(temp) == SQUASHFS_MAGIC; ++} ++ ++static int detect_eva_squashfs_partition(struct mtd_info *mtd, unsigned long offset) ++{ ++ unsigned long temp; ++ size_t len; ++ int ret; ++ ++ ret = mtd_read(mtd, offset, 4, &len, (void *)&temp); ++ if (ret || len != sizeof(temp)) ++ return 0; ++ ++ return be32_to_cpu(temp) == SQUASHFS_MAGIC; ++} ++ ++static unsigned long find_brnimage_size(struct mtd_info *mtd, ++ unsigned long offset) ++{ ++ unsigned long buf[4]; ++ // Assume at most 2MB of kernel image ++ unsigned long end = offset + (2 << 20); ++ unsigned long ptr = offset + 0x400 - 12; ++ size_t len; ++ int ret; ++ ++ while (ptr < end) { ++ long size_min = ptr - 0x400 - 12 - offset; ++ long size_max = ptr + 12 - offset; ++ ret = mtd_read(mtd, ptr, 16, &len, (void *)buf); ++ if (ret || len != 16) ++ return 0; ++ ++ if (le32_to_cpu(buf[0]) < size_min || ++ le32_to_cpu(buf[0]) > size_max) { ++ ptr += 0x400; ++ continue; ++ } ++ ++ if (le32_to_cpu(buf[3]) == SQUASHFS_MAGIC) ++ return ptr + 12 - offset; ++ ++ ptr += 0x400; ++ } ++ ++ return 0; ++} ++ ++static int split_uimage(struct mtd_info *mtd, ++ const struct mtd_partition *part) ++{ ++ static struct mtd_partition split_partitions[] = { ++ { ++ .name = "kernel", ++ .offset = 0x0, ++ .size = 0x0, ++ }, { ++ .name = "rootfs", ++ .offset = 0x0, ++ .size = 0x0, ++ }, ++ }; ++ ++ split_partitions[0].size = find_uimage_size(mtd, part->offset); ++ if (!split_partitions[0].size) { ++ split_partitions[0].size = find_eva_size(mtd, part->offset); ++ if (!split_partitions[0].size) { ++ split_partitions[0].size = find_brnimage_size(mtd, part->offset); ++ if (!split_partitions[0].size) { ++ printk(KERN_NOTICE "no uImage or brnImage or eva found in linux partition\n"); ++ return -1; ++ } ++ } ++ } ++ ++ if (detect_eva_squashfs_partition(mtd, ++ part->offset ++ + split_partitions[0].size)) { ++ split_partitions[0].size += 0x100; ++ pr_info("found eva dummy squashfs behind kernel\n"); ++ } else if (!detect_squashfs_partition(mtd, ++ part->offset ++ + split_partitions[0].size)) { ++ split_partitions[0].size &= ~(mtd->erasesize - 1); ++ split_partitions[0].size += mtd->erasesize; ++ } else { ++ pr_info("found squashfs behind kernel\n"); ++ } ++ ++ split_partitions[0].offset = part->offset; ++ split_partitions[1].offset = part->offset + split_partitions[0].size; ++ split_partitions[1].size = part->size - split_partitions[0].size; ++ ++ add_mtd_partitions(mtd, split_partitions, 2); ++ ++ return 0; ++} ++#endif ++ + /* + * This function, given a master MTD object and a partition table, creates + * and registers slave MTD objects which are bound to the master according to +@@ -883,7 +1045,7 @@ int add_mtd_partitions(struct mtd_info *master, + struct mtd_part *slave; + uint64_t cur_offset = 0; + int i; +-#ifdef CONFIG_MTD_ROOTFS_SPLIT ++#if defined(CONFIG_MTD_ROOTFS_SPLIT) || defined(CONFIG_MTD_UIMAGE_SPLIT) + int ret; + #endif + +@@ -900,6 +1062,15 @@ int add_mtd_partitions(struct mtd_info *master, + + add_mtd_device(&slave->mtd); + ++#ifdef CONFIG_MTD_UIMAGE_SPLIT ++ if (!strcmp(parts[i].name, "linux")) { ++ ret = split_uimage(master, &parts[i]); ++ ++ if (ret) ++ printk(KERN_WARNING "Can't split linux partition\n"); ++ } ++#endif ++ + if (!strcmp(parts[i].name, "rootfs")) { + #ifdef CONFIG_MTD_ROOTFS_ROOT_DEV + if (ROOT_DEV == 0) { +-- +1.7.9.1 + diff --git a/target/linux/lantiq/patches-3.6/0301-owrt-atm.patch b/target/linux/lantiq/patches-3.6/0301-owrt-atm.patch new file mode 100644 index 0000000000..63eb820c49 --- /dev/null +++ b/target/linux/lantiq/patches-3.6/0301-owrt-atm.patch @@ -0,0 +1,80 @@ +From 8d2a7d1fb561c9cb098c2b13ded34fe0f49dcca5 Mon Sep 17 00:00:00 2001 +From: John Crispin <blogic@openwrt.org> +Date: Fri, 3 Aug 2012 10:27:25 +0200 +Subject: [PATCH 20/25] owrt atm + +--- + arch/mips/lantiq/irq.c | 2 ++ + arch/mips/mm/cache.c | 2 ++ + net/atm/common.c | 6 ++++++ + net/atm/proc.c | 2 +- + 4 files changed, 11 insertions(+), 1 deletions(-) + +Index: linux-3.6.6/arch/mips/lantiq/irq.c +=================================================================== +--- linux-3.6.6.orig/arch/mips/lantiq/irq.c 2012-11-08 23:08:47.000000000 +0100 ++++ linux-3.6.6/arch/mips/lantiq/irq.c 2012-11-08 23:10:32.023843184 +0100 +@@ -14,6 +14,7 @@ + #include <linux/of_platform.h> + #include <linux/of_address.h> + #include <linux/of_irq.h> ++#include <linux/module.h> + + #include <asm/bootinfo.h> + #include <asm/irq_cpu.h> +@@ -107,6 +108,7 @@ + ltq_icu_w32(im, ltq_icu_r32(im, ier) & ~BIT(offset), ier); + ltq_icu_w32(im, BIT(offset), isr); + } ++EXPORT_SYMBOL(ltq_mask_and_ack_irq); + + static void ltq_ack_irq(struct irq_data *d) + { +Index: linux-3.6.6/arch/mips/mm/cache.c +=================================================================== +--- linux-3.6.6.orig/arch/mips/mm/cache.c 2012-11-08 23:08:45.000000000 +0100 ++++ linux-3.6.6/arch/mips/mm/cache.c 2012-11-08 23:09:41.155841939 +0100 +@@ -58,6 +58,8 @@ + void (*_dma_cache_inv)(unsigned long start, unsigned long size); + + EXPORT_SYMBOL(_dma_cache_wback_inv); ++EXPORT_SYMBOL(_dma_cache_wback); ++EXPORT_SYMBOL(_dma_cache_inv); + + #endif /* CONFIG_DMA_NONCOHERENT */ + +Index: linux-3.6.6/net/atm/common.c +=================================================================== +--- linux-3.6.6.orig/net/atm/common.c 2012-11-05 09:57:06.000000000 +0100 ++++ linux-3.6.6/net/atm/common.c 2012-11-08 23:09:41.155841939 +0100 +@@ -62,11 +62,17 @@ + write_unlock_irq(&vcc_sklist_lock); + } + ++struct sk_buff* (*ifx_atm_alloc_tx)(struct atm_vcc *, unsigned int) = NULL; ++EXPORT_SYMBOL(ifx_atm_alloc_tx); ++ + static struct sk_buff *alloc_tx(struct atm_vcc *vcc, unsigned int size) + { + struct sk_buff *skb; + struct sock *sk = sk_atm(vcc); + ++ if (ifx_atm_alloc_tx != NULL) ++ return ifx_atm_alloc_tx(vcc, size); ++ + if (sk_wmem_alloc_get(sk) && !atm_may_send(vcc, size)) { + pr_debug("Sorry: wmem_alloc = %d, size = %d, sndbuf = %d\n", + sk_wmem_alloc_get(sk), size, sk->sk_sndbuf); +Index: linux-3.6.6/net/atm/proc.c +=================================================================== +--- linux-3.6.6.orig/net/atm/proc.c 2012-11-05 09:57:06.000000000 +0100 ++++ linux-3.6.6/net/atm/proc.c 2012-11-08 23:09:41.159841940 +0100 +@@ -154,7 +154,7 @@ + static void pvc_info(struct seq_file *seq, struct atm_vcc *vcc) + { + static const char *const class_name[] = { +- "off", "UBR", "CBR", "VBR", "ABR"}; ++ "off","UBR","CBR","NTR-VBR","ABR","ANY","RT-VBR","UBR+","GFR"}; + static const char *const aal_name[] = { + "---", "1", "2", "3/4", /* 0- 3 */ + "???", "5", "???", "???", /* 4- 7 */ |