diff options
| -rw-r--r-- | target/linux/patches/3.5/brcm.patch | 466 |
1 files changed, 466 insertions, 0 deletions
diff --git a/target/linux/patches/3.5/brcm.patch b/target/linux/patches/3.5/brcm.patch new file mode 100644 index 000000000..d66cd0506 --- /dev/null +++ b/target/linux/patches/3.5/brcm.patch @@ -0,0 +1,466 @@ +diff -Nur linux-3.5.orig//arch/mips/bcm47xx/Makefile linux-3.5/arch/mips/bcm47xx/Makefile +--- linux-3.5.orig//arch/mips/bcm47xx/Makefile 2012-07-21 22:58:29.000000000 +0200 ++++ linux-3.5/arch/mips/bcm47xx/Makefile 2012-07-31 11:01:24.000000000 +0200 +@@ -3,5 +3,4 @@ + # under Linux. + # + +-obj-y += gpio.o irq.o nvram.o prom.o serial.o setup.o time.o sprom.o +-obj-$(CONFIG_BCM47XX_SSB) += wgt634u.o ++obj-y += gpio.o irq.o nvram.o prom.o serial.o setup.o time.o sprom.o platform.o +diff -Nur linux-3.5.orig//arch/mips/bcm47xx/platform.c linux-3.5/arch/mips/bcm47xx/platform.c +--- linux-3.5.orig//arch/mips/bcm47xx/platform.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-3.5/arch/mips/bcm47xx/platform.c 2012-07-31 11:00:54.000000000 +0200 +@@ -0,0 +1,146 @@ ++/* ++ * This file is subject to the terms and conditions of the GNU General Public ++ * License. See the file "COPYING" in the main directory of this archive ++ * for more details. ++ * ++ * Copyright (C) 2010, 2011 Waldemar Brodkorb <wbx@openadk.org> ++ * Copyright © 2007, 2011 Thorsten Glaser <tg@freewrt.org> ++ */ ++ ++#include <linux/platform_device.h> ++#include <linux/module.h> ++#include <linux/mtd/physmap.h> ++#include <linux/ssb/ssb.h> ++ ++#include <asm/mach-bcm47xx/bcm47xx.h> ++#include <asm/mach-bcm47xx/nvram.h> ++ ++#define CFGFS_FLASH_SIZE (128 * 1024) ++ ++static struct mtd_partition bcm47xx_partitions[] = { ++#define SLOT_CFE 0 ++ { ++ .name = "cfe", ++ .offset = 0, ++ .size = BCM47XX_OVERRIDE_CFESIZE, ++ .mask_flags = MTD_WRITEABLE /* force read-only */ ++ }, ++#define SLOT_LINUX 1 ++ { ++ .name = "linux", ++ .offset = 0, ++ .size = 0, ++ }, ++#define SLOT_ROOTFS 2 ++ { ++ .name = "rootfs", ++ .offset = 0, ++ .size = 0, ++ }, ++#define SLOT_CFGFS 3 ++ { ++ .name = "cfgfs", ++ .offset = 0, ++ .size = 0, ++ }, ++#define SLOT_NVRAM 4 ++ { ++ .name = "nvram", ++ .offset = 0, ++ .size = 0, ++ }, ++}; ++ ++static struct physmap_flash_data bcm47xx_flash_data = { ++ .parts = bcm47xx_partitions, ++ .nr_parts = ARRAY_SIZE(bcm47xx_partitions) ++}; ++ ++static struct resource bcm47xx_flash_resource = { ++ .flags = IORESOURCE_MEM, ++}; ++ ++static struct platform_device bcm47xx_flash = { ++ .name = "physmap-flash", ++ .id = 0, ++ .dev = { .platform_data = &bcm47xx_flash_data, }, ++ .resource = &bcm47xx_flash_resource, ++ .num_resources = 1, ++}; ++ ++static struct platform_device *bcm47xx_devices[] __initdata = { ++ &bcm47xx_flash, ++}; ++ ++struct bcm47xx_trx_header { ++#define BCM47XX_TRX_MAGIC 0x30524448 ++ u32 magic; ++ u32 len; ++ u32 crc32; ++ u32 flag_version; ++ u32 offsets[3]; ++}; ++ ++#define UPTODOWN(slot, psize) do { \ ++ posn -= psize; left -= psize; \ ++ bcm47xx_partitions[slot].offset = posn; \ ++ bcm47xx_partitions[slot].size = psize; \ ++} while (/* CONSTCOND */ 0) ++ ++static int __init bcm47xx_register_devices(void) ++{ ++ u32 flash_size; ++ size_t left, posn; ++ struct ssb_mipscore *mcore = &ssb_bcm47xx.mipscore; ++ struct bcm47xx_trx_header *trx_hdr; ++ ++ trx_hdr = (void *)KSEG1ADDR(mcore->flash_window + BCM47XX_OVERRIDE_CFESIZE); ++ ++ /* devices might have 2, 4 or 8 MB flash size */ ++#ifdef BCM47XX_OVERRIDE_FLASHSIZE ++ flash_size = BCM47XX_OVERRIDE_FLASHSIZE; ++ mcore->flash_window_size = flash_size; ++#define BCM47XX_OVERRODE_FLASHSIZE " (overridden)" ++#else ++ flash_size = mcore->flash_window_size; ++#define BCM47XX_OVERRODE_FLASHSIZE "" ++#endif ++ printk(KERN_INFO "FLASH SIZE%s: %x\n", BCM47XX_OVERRODE_FLASHSIZE, ++ flash_size); ++ ++ left = flash_size - BCM47XX_OVERRIDE_CFESIZE; ++ posn = flash_size; ++ UPTODOWN(SLOT_NVRAM, BCM47XX_OVERRIDE_NVRAMSIZE); ++ UPTODOWN(SLOT_CFGFS, CFGFS_FLASH_SIZE); ++ bcm47xx_partitions[SLOT_LINUX].offset = BCM47XX_OVERRIDE_CFESIZE; ++ bcm47xx_partitions[SLOT_LINUX].size = left; ++ ++ if (trx_hdr->magic == BCM47XX_TRX_MAGIC) { ++ bcm47xx_partitions[SLOT_ROOTFS].offset = ++ bcm47xx_partitions[SLOT_LINUX].offset + ++ trx_hdr->offsets[1]; ++ bcm47xx_partitions[SLOT_ROOTFS].size = ++ bcm47xx_partitions[SLOT_LINUX].size - ++ trx_hdr->offsets[1]; ++ } else ++ printk("bcm47xx/platform: no TRX header found\n"); ++ ++ printk(KERN_INFO "=== Flash map dump ===\n"); ++ for (posn = 0; posn < bcm47xx_flash_data.nr_parts; ++posn) ++ printk(KERN_INFO " #%u %08X @%08X '%s'\n", ++ (unsigned int)posn, ++ (unsigned int)bcm47xx_partitions[posn].size, ++ (unsigned int)bcm47xx_partitions[posn].offset, ++ bcm47xx_partitions[posn].name); ++ printk(KERN_INFO "=== Hope this works, have a nice day\n"); ++ ++ bcm47xx_flash_data.width = mcore->flash_buswidth; ++ bcm47xx_flash_resource.start = mcore->flash_window; ++ bcm47xx_flash_resource.end = mcore->flash_window ++ + mcore->flash_window_size ++ - 1; ++ return platform_add_devices(bcm47xx_devices, ++ ARRAY_SIZE(bcm47xx_devices)); ++} ++ ++device_initcall(bcm47xx_register_devices); +diff -Nur linux-3.5.orig//arch/mips/boot/compressed/decompress.c linux-3.5/arch/mips/boot/compressed/decompress.c +--- linux-3.5.orig//arch/mips/boot/compressed/decompress.c 2012-07-21 22:58:29.000000000 +0200 ++++ linux-3.5/arch/mips/boot/compressed/decompress.c 2012-07-31 11:00:54.000000000 +0200 +@@ -43,7 +43,7 @@ + /* activate the code for pre-boot environment */ + #define STATIC static + +-#ifdef CONFIG_KERNEL_GZIP ++#if defined(CONFIG_KERNEL_GZIP) || defined(CONFIG_KERNEL_XZ) + void *memcpy(void *dest, const void *src, size_t n) + { + int i; +@@ -54,6 +54,8 @@ + d[i] = s[i]; + return dest; + } ++#endif ++#ifdef CONFIG_KERNEL_GZIP + #include "../../../../lib/decompress_inflate.c" + #endif + +@@ -78,6 +80,10 @@ + #include "../../../../lib/decompress_unlzo.c" + #endif + ++#ifdef CONFIG_KERNEL_XZ ++#include "../../../../lib/decompress_unxz.c" ++#endif ++ + void decompress_kernel(unsigned long boot_heap_start) + { + unsigned long zimage_start, zimage_size; +diff -Nur linux-3.5.orig//arch/mips/boot/compressed/Makefile linux-3.5/arch/mips/boot/compressed/Makefile +--- linux-3.5.orig//arch/mips/boot/compressed/Makefile 2012-07-21 22:58:29.000000000 +0200 ++++ linux-3.5/arch/mips/boot/compressed/Makefile 2012-07-31 11:00:54.000000000 +0200 +@@ -44,6 +44,7 @@ + tool_$(CONFIG_KERNEL_BZIP2) = bzip2 + tool_$(CONFIG_KERNEL_LZMA) = lzma + tool_$(CONFIG_KERNEL_LZO) = lzo ++tool_$(CONFIG_KERNEL_XZ) = xzkern + + targets += vmlinux.bin.z + $(obj)/vmlinux.bin.z: $(obj)/vmlinux.bin FORCE +@@ -58,8 +59,13 @@ + # Calculate the load address of the compressed kernel image + hostprogs-y := calc_vmlinuz_load_addr + ++ifdef CONFIG_BCM47XX ++# XXX just after CFE, just pray the address is static ++VMLINUZ_LOAD_ADDRESS = 0xffffffff80900000 ++else + VMLINUZ_LOAD_ADDRESS = $(shell $(obj)/calc_vmlinuz_load_addr \ + $(obj)/vmlinux.bin $(VMLINUX_LOAD_ADDRESS)) ++endif + + vmlinuzobjs-y += $(obj)/piggy.o + +@@ -105,4 +111,12 @@ + vmlinuz.srec: vmlinuz + $(call cmd,objcopy) + +-clean-files := $(objtree)/vmlinuz $(objtree)/vmlinuz.{32,ecoff,bin,srec} ++AFLAGS_selfreloc.o := -DVMLINUZ_LOAD_ADDRESS=$(VMLINUZ_LOAD_ADDRESS) ++CPPFLAGS_selfreloc.lds := $(KBUILD_CFLAGS) ++ ++arch/mips/boot/compressed/selfreloc.o: arch/mips/boot/compressed/selfreloc.S vmlinuz.bin FORCE ++ ++vmlinuz.elf: arch/mips/boot/compressed/selfreloc.o arch/mips/boot/compressed/selfreloc.lds FORCE ++ $(LD) $(LDFLAGS) -T arch/mips/boot/compressed/selfreloc.lds arch/mips/boot/compressed/selfreloc.o -o $@ ++ ++clean-files := $(objtree)/vmlinuz $(objtree)/vmlinuz.{32,ecoff,bin,srec,elf} $(objtree)/arch/mips/boot/compressed/selfreloc.{o,lds} +diff -Nur linux-3.5.orig//arch/mips/boot/compressed/selfreloc.lds.S linux-3.5/arch/mips/boot/compressed/selfreloc.lds.S +--- linux-3.5.orig//arch/mips/boot/compressed/selfreloc.lds.S 1970-01-01 01:00:00.000000000 +0100 ++++ linux-3.5/arch/mips/boot/compressed/selfreloc.lds.S 2012-07-31 11:00:54.000000000 +0200 +@@ -0,0 +1,39 @@ ++/*- ++ * written 2010 by Thorsten Glaser <tg@debian.org> based on ++ * arch/mips/kernel/vmlinux.lds and arch/mips/boot/compressed/ld.script ++ */ ++ ++#include <asm/asm-offsets.h> ++#include <asm/page.h> ++#include <asm-generic/vmlinux.lds.h> ++ ++#undef mips ++#define mips mips ++OUTPUT_ARCH(mips) ++ENTRY(selfreloc_start) ++PHDRS { ++ text PT_LOAD FLAGS(7); /* RWX */ ++} ++SECTIONS ++{ ++ . = VMLINUX_LOAD_ADDRESS; ++ .text : { ++ *(.text) ++ *(.text.*) ++ *(.rodata) ++ *(.rodata.*) ++ *(.data) ++ *(.data.*) ++ *(.bss) ++ *(.bss.*) ++ } :text ++ /DISCARD/ : { ++ *(.MIPS.options) ++ *(.options) ++ *(.pdr) ++ *(.reginfo) ++ *(.comment) ++ *(.note) ++ *(.gnu.attributes) ++ } ++} +diff -Nur linux-3.5.orig//arch/mips/boot/compressed/selfreloc.S linux-3.5/arch/mips/boot/compressed/selfreloc.S +--- linux-3.5.orig//arch/mips/boot/compressed/selfreloc.S 1970-01-01 01:00:00.000000000 +0100 ++++ linux-3.5/arch/mips/boot/compressed/selfreloc.S 2012-07-31 11:00:54.000000000 +0200 +@@ -0,0 +1,54 @@ ++/*- ++ * written 2011 by Thorsten Glaser <tg@freewrt.org> based on ++ * arch/mips/boot/compressed/head.S ++ */ ++ ++#include <asm/asm.h> ++#include <asm/regdef.h> ++ ++ .set noreorder ++ .cprestore ++ ++ .text ++ LEAF(selfreloc_start) ++selfreloc_start: ++ /* Save boot rom start args */ ++ move s0, a0 ++ move s1, a1 ++ move s2, a2 ++ move s3, a3 ++ ++ /* Copy code to the correct place */ ++ PTR_LI a0, VMLINUZ_LOAD_ADDRESS ++ PTR_LA a1, imgbeg ++ PTR_LA a2, imgend ++1: lw t0, 0(a1) ++ sw t0, 0(a0) ++ add a1, 4 ++ add a0, 4 ++ blt a1, a2, 1b ++ nop ++ ++ /* Restore boot rom start args */ ++ move a0, s0 ++ move a1, s1 ++ move a2, s2 ++ move a3, s3 ++ ++ /* Jump to the code at its new location */ ++ PTR_LI k0, VMLINUZ_LOAD_ADDRESS ++ jr k0 ++ nop ++ ++ /* Just in case we come back… */ ++3: ++ b 3b ++ nop ++ END(selfreloc_start) ++ ++ .globl imgbeg ++ .p2align 2 ++imgbeg: .incbin "vmlinuz.bin" ++ .globl imgend ++ .p2align 2 ++imgend: +diff -Nur linux-3.5.orig//arch/mips/boot/compressed/uart-16550.c linux-3.5/arch/mips/boot/compressed/uart-16550.c +--- linux-3.5.orig//arch/mips/boot/compressed/uart-16550.c 2012-07-21 22:58:29.000000000 +0200 ++++ linux-3.5/arch/mips/boot/compressed/uart-16550.c 2012-07-31 11:00:54.000000000 +0200 +@@ -18,6 +18,11 @@ + #define PORT(offset) (CKSEG1ADDR(AR7_REGS_UART0) + (4 * offset)) + #endif + ++#ifdef CONFIG_BCM47XX ++#define UART_BASE 0x18000300 ++#define PORT(offset) (CKSEG1ADDR(UART_BASE) + (offset)) ++#endif ++ + #ifndef PORT + #error please define the serial port address for your own machine + #endif +diff -Nur linux-3.5.orig//arch/mips/Kconfig linux-3.5/arch/mips/Kconfig +--- linux-3.5.orig//arch/mips/Kconfig 2012-07-21 22:58:29.000000000 +0200 ++++ linux-3.5/arch/mips/Kconfig 2012-07-31 11:00:54.000000000 +0200 +@@ -107,6 +107,12 @@ + select GENERIC_GPIO + select SYS_HAS_EARLY_PRINTK + select CFE ++ select SYS_SUPPORTS_ZBOOT_UART16550 ++ select HAVE_KERNEL_GZIP ++ select HAVE_KERNEL_BZIP2 ++ select HAVE_KERNEL_LZMA ++ select HAVE_KERNEL_XZ ++ select HAVE_KERNEL_LZO + help + Support for BCM47XX based boards + +diff -Nur linux-3.5.orig//arch/mips/Makefile linux-3.5/arch/mips/Makefile +--- linux-3.5.orig//arch/mips/Makefile 2012-07-21 22:58:29.000000000 +0200 ++++ linux-3.5/arch/mips/Makefile 2012-07-31 11:00:54.000000000 +0200 +@@ -76,6 +76,7 @@ + all-$(CONFIG_BOOT_ELF32) := $(vmlinux-32) + all-$(CONFIG_BOOT_ELF64) := $(vmlinux-64) + all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlinuz ++all-$(CONFIG_BCM47XX) += vmlinuz.elf + + # + # GCC uses -G 0 -mabicalls -fpic as default. We don't want PIC in the kernel +@@ -277,7 +278,7 @@ + $(Q)$(MAKE) $(build)=arch/mips/boot VMLINUX=$(vmlinux-32) arch/mips/boot/$@ + + # boot/compressed +-vmlinuz vmlinuz.bin vmlinuz.ecoff vmlinuz.srec: $(vmlinux-32) FORCE ++vmlinuz vmlinuz.bin vmlinuz.ecoff vmlinuz.srec vmlinuz.elf: $(vmlinux-32) FORCE + $(Q)$(MAKE) $(build)=arch/mips/boot/compressed \ + VMLINUX_LOAD_ADDRESS=$(load-y) 32bit-bfd=$(32bit-bfd) $@ + +@@ -316,6 +317,7 @@ + echo ' vmlinuz.ecoff - ECOFF zboot image' + echo ' vmlinuz.bin - Raw binary zboot image' + echo ' vmlinuz.srec - SREC zboot image' ++ echo ' vmlinuz.elf - ELF self-relocating zboot image' + echo + echo ' These will be default as appropriate for a configured platform.' + endef +diff -Nur linux-3.5.orig//drivers/ssb/driver_mipscore.c linux-3.5/drivers/ssb/driver_mipscore.c +--- linux-3.5.orig//drivers/ssb/driver_mipscore.c 2012-07-21 22:58:29.000000000 +0200 ++++ linux-3.5/drivers/ssb/driver_mipscore.c 2012-07-31 11:00:54.000000000 +0200 +@@ -190,10 +190,11 @@ + { + struct ssb_bus *bus = mcore->dev->bus; + ++ printk("Check for vendor with value: %d", bus->chipco.dev->id.vendor); + mcore->flash_buswidth = 2; + if (bus->chipco.dev) { + mcore->flash_window = 0x1c000000; +- mcore->flash_window_size = 0x02000000; ++ mcore->flash_window_size = 0x00800000; + if ((ssb_read32(bus->chipco.dev, SSB_CHIPCO_FLASH_CFG) + & SSB_CHIPCO_CFG_DS16) == 0) + mcore->flash_buswidth = 1; +diff -Nur linux-3.5.orig//init/Kconfig linux-3.5/init/Kconfig +--- linux-3.5.orig//init/Kconfig 2012-07-21 22:58:29.000000000 +0200 ++++ linux-3.5/init/Kconfig 2012-07-31 11:00:54.000000000 +0200 +@@ -158,6 +158,7 @@ + config KERNEL_GZIP + bool "Gzip" + depends on HAVE_KERNEL_GZIP ++ select DECOMPRESS_GZIP + help + The old and tried gzip compression. It provides a good balance + between compression ratio and decompression speed. +@@ -165,6 +166,7 @@ + config KERNEL_BZIP2 + bool "Bzip2" + depends on HAVE_KERNEL_BZIP2 ++ select DECOMPRESS_BZIP2 + help + Its compression ratio and speed is intermediate. + Decompression speed is slowest among the choices. The kernel +@@ -175,6 +177,7 @@ + config KERNEL_LZMA + bool "LZMA" + depends on HAVE_KERNEL_LZMA ++ select DECOMPRESS_LZMA + help + This compression algorithm's ratio is best. Decompression speed + is between gzip and bzip2. Compression is slowest. +@@ -183,6 +186,7 @@ + config KERNEL_XZ + bool "XZ" + depends on HAVE_KERNEL_XZ ++ select DECOMPRESS_XZ + help + XZ uses the LZMA2 algorithm and instruction set specific + BCJ filters which can improve compression ratio of executable +@@ -198,6 +202,7 @@ + config KERNEL_LZO + bool "LZO" + depends on HAVE_KERNEL_LZO ++ select DECOMPRESS_LZO + help + Its compression ratio is the poorest among the choices. The kernel + size is about 10% bigger than gzip; however its speed +diff -Nur linux-3.5.orig//lib/xz/xz_stream.h linux-3.5/lib/xz/xz_stream.h +--- linux-3.5.orig//lib/xz/xz_stream.h 2012-07-21 22:58:29.000000000 +0200 ++++ linux-3.5/lib/xz/xz_stream.h 2012-07-31 11:00:54.000000000 +0200 +@@ -40,7 +40,12 @@ + * compressed size of the file to less than 256 MiB and may also weaken + * error detection slightly. + */ ++ ++#ifdef __mips__ ++typedef uint32_t vli_type; ++#else + typedef uint64_t vli_type; ++#endif + + #define VLI_MAX ((vli_type)-1 / 2) + #define VLI_UNKNOWN ((vli_type)-1) |