diff options
24 files changed, 3221 insertions, 0 deletions
diff --git a/package/broadcom-diag/src/gpio.h b/package/broadcom-diag/src/gpio.h index 6b1b2ada4..ba5397654 100644 --- a/package/broadcom-diag/src/gpio.h +++ b/package/broadcom-diag/src/gpio.h @@ -32,10 +32,12 @@ static inline u32 gpio_control(u32 mask, u32 value) return ssb_gpio_control(&ssb, mask, value); } +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,28) static inline u32 gpio_intmask(u32 mask, u32 value) { return ssb_gpio_intmask(&ssb, mask, value); } +#endif static inline u32 gpio_intpolarity(u32 mask, u32 value) { diff --git a/target/linux/brcm47xx/config-2.6.28 b/target/linux/brcm47xx/config-2.6.28 new file mode 100644 index 000000000..776f1f09b --- /dev/null +++ b/target/linux/brcm47xx/config-2.6.28 @@ -0,0 +1,281 @@ +CONFIG_32BIT=y +# CONFIG_64BIT is not set +# CONFIG_8139TOO is not set +# CONFIG_ARCH_HAS_ILOG2_U32 is not set +# CONFIG_ARCH_HAS_ILOG2_U64 is not set +CONFIG_ARCH_POPULATES_NODE_MAP=y +# CONFIG_ARCH_SUPPORTS_MSI is not set +CONFIG_ARCH_SUPPORTS_OPROFILE=y +CONFIG_ARCH_SUSPEND_POSSIBLE=y +# CONFIG_ARPD is not set +# CONFIG_ATMEL is not set +CONFIG_B44=y +CONFIG_B44_PCI=y +CONFIG_B44_PCICORE_AUTOSELECT=y +CONFIG_B44_PCI_AUTOSELECT=y +CONFIG_BASE_SMALL=0 +CONFIG_BCM47XX=y +CONFIG_BITREVERSE=y +# CONFIG_BONDING is not set +CONFIG_BROADCOM_PHY=m +# CONFIG_BSD_DISKLABEL is not set +# CONFIG_BSD_PROCESS_ACCT is not set +# CONFIG_BT_HCIVHCI is not set +CONFIG_CEVT_R4K=y +CONFIG_CFE=y +# CONFIG_CIFS_STATS is not set +CONFIG_CLASSIC_RCU=y +# CONFIG_CLS_U32_MARK is not set +# CONFIG_CLS_U32_PERF is not set +CONFIG_CMDLINE="root=/dev/mtdblock2 rootfstype=squashfs,jffs2 init=/etc/preinit noinitrd console=ttyS0,115200" +# CONFIG_CONFIGFS_FS is not set +CONFIG_CONNECTOR=m +# CONFIG_CPU_BIG_ENDIAN is not set +CONFIG_CPU_HAS_LLSC=y +CONFIG_CPU_HAS_PREFETCH=y +CONFIG_CPU_HAS_SYNC=y +CONFIG_CPU_LITTLE_ENDIAN=y +# CONFIG_CPU_LOONGSON2 is not set +CONFIG_CPU_MIPS32=y +CONFIG_CPU_MIPS32_R1=y +# CONFIG_CPU_MIPS32_R2 is not set +# CONFIG_CPU_MIPS64_R1 is not set +# CONFIG_CPU_MIPS64_R2 is not set +CONFIG_CPU_MIPSR1=y +# CONFIG_CPU_NEVADA is not set +# CONFIG_CPU_R10000 is not set +# CONFIG_CPU_R3000 is not set +# CONFIG_CPU_R4300 is not set +# CONFIG_CPU_R4X00 is not set +# CONFIG_CPU_R5000 is not set +# CONFIG_CPU_R5432 is not set +# CONFIG_CPU_R5500 is not set +# CONFIG_CPU_R6000 is not set +# CONFIG_CPU_R8000 is not set +# CONFIG_CPU_RM7000 is not set +# CONFIG_CPU_RM9000 is not set +# CONFIG_CPU_SB1 is not set +CONFIG_CPU_SUPPORTS_32BIT_KERNEL=y +CONFIG_CPU_SUPPORTS_HIGHMEM=y +# CONFIG_CPU_TX39XX is not set +# CONFIG_CPU_TX49XX is not set +# CONFIG_CPU_VR41XX is not set +CONFIG_CRYPTO_AEAD2=m +CONFIG_CRYPTO_ALGAPI2=m +CONFIG_CRYPTO_BLKCIPHER2=m +CONFIG_CRYPTO_GF128MUL=m +CONFIG_CRYPTO_HASH2=m +CONFIG_CRYPTO_MANAGER2=m +CONFIG_CRYPTO_RNG2=m +CONFIG_CSRC_R4K=y +CONFIG_DEVPORT=y +# CONFIG_DM9000 is not set +CONFIG_DMA_NEED_PCI_MAP_STATE=y +CONFIG_DMA_NONCOHERENT=y +CONFIG_EARLY_PRINTK=y +# CONFIG_FIXED_PHY is not set +# CONFIG_FREEZER is not set +CONFIG_FS_POSIX_ACL=y +CONFIG_GENERIC_CLOCKEVENTS=y +CONFIG_GENERIC_CLOCKEVENTS_BUILD=y +CONFIG_GENERIC_CMOS_UPDATE=y +CONFIG_GENERIC_FIND_NEXT_BIT=y +CONFIG_GENERIC_GPIO=y +# CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ is not set +# CONFIG_HAMRADIO is not set +CONFIG_HARDWARE_WATCHPOINTS=y +CONFIG_HAS_DMA=y +CONFIG_HAS_IOMEM=y +CONFIG_HAS_IOPORT=y +# CONFIG_HAVE_AOUT is not set +CONFIG_HAVE_ARCH_KGDB=y +# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set +CONFIG_HAVE_IDE=y +CONFIG_HAVE_OPROFILE=y +CONFIG_HID=m +CONFIG_HW_HAS_PCI=y +CONFIG_HW_RANDOM=y +CONFIG_HZ=250 +# CONFIG_HZ_100 is not set +CONFIG_HZ_250=y +# CONFIG_I2C is not set +# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set +# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set +# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set +# CONFIG_IDE is not set +CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION=m +CONFIG_INITRAMFS_SOURCE="" +CONFIG_INPUT=y +CONFIG_INPUT_EVDEV=y +CONFIG_INPUT_POLLDEV=y +# CONFIG_IP_ROUTE_VERBOSE is not set +CONFIG_IRQ_CPU=y +# CONFIG_ISDN is not set +CONFIG_KALLSYMS=y +CONFIG_KMOD=y +# CONFIG_LEDS_ALIX is not set +CONFIG_LEDS_GPIO=y +# CONFIG_LEMOTE_FULONG is not set +# CONFIG_LLC2 is not set +# CONFIG_MACH_ALCHEMY is not set +# CONFIG_MACH_DECSTATION is not set +# CONFIG_MACH_EMMA is not set +# CONFIG_MACH_JAZZ is not set +# CONFIG_MACH_TX39XX is not set +# CONFIG_MACH_TX49XX is not set +# CONFIG_MACH_VR41XX is not set +# CONFIG_MDIO_BITBANG is not set +# CONFIG_MFD_CORE is not set +# CONFIG_MFD_TMIO is not set +# CONFIG_MIKROTIK_RB532 is not set +CONFIG_MIPS=y +# CONFIG_MIPS_COBALT is not set +CONFIG_MIPS_L1_CACHE_SHIFT=5 +# CONFIG_MIPS_MACHINE is not set +# CONFIG_MIPS_MALTA is not set +CONFIG_MIPS_MT_DISABLED=y +# CONFIG_MIPS_MT_SMP is not set +# CONFIG_MIPS_MT_SMTC is not set +# CONFIG_MIPS_SIM is not set +CONFIG_MTD=y +# CONFIG_MTD_ABSENT is not set +CONFIG_MTD_BCM47XX=y +CONFIG_MTD_BLKDEVS=y +CONFIG_MTD_BLOCK=y +# CONFIG_MTD_BLOCK2MTD is not set +CONFIG_MTD_CFI=y +# CONFIG_MTD_CFI_ADV_OPTIONS is not set +CONFIG_MTD_CFI_AMDSTD=y +CONFIG_MTD_CFI_I1=y +CONFIG_MTD_CFI_I2=y +# CONFIG_MTD_CFI_I4 is not set +# CONFIG_MTD_CFI_I8 is not set +CONFIG_MTD_CFI_INTELEXT=y +# CONFIG_MTD_CFI_STAA is not set +CONFIG_MTD_CFI_UTIL=y +CONFIG_MTD_CHAR=y +# CONFIG_MTD_CMDLINE_PARTS is not set +CONFIG_MTD_COMPLEX_MAPPINGS=y +# CONFIG_MTD_CONCAT is not set +CONFIG_MTD_GEN_PROBE=y +# CONFIG_MTD_JEDECPROBE is not set +CONFIG_MTD_MAP_BANK_WIDTH_1=y +# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set +CONFIG_MTD_MAP_BANK_WIDTH_2=y +# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set +CONFIG_MTD_MAP_BANK_WIDTH_4=y +# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set +# CONFIG_MTD_MTDRAM is not set +# CONFIG_MTD_ONENAND is not set +CONFIG_MTD_PARTITIONS=y +# CONFIG_MTD_PCI is not set +# CONFIG_MTD_PHRAM is not set +# CONFIG_MTD_PHYSMAP is not set +# CONFIG_MTD_PLATRAM is not set +# CONFIG_MTD_PMC551 is not set +# CONFIG_MTD_RAM is not set +# CONFIG_MTD_REDBOOT_PARTS is not set +# CONFIG_MTD_ROM is not set +# CONFIG_MTD_SLRAM is not set +# CONFIG_NATSEMI is not set +# CONFIG_NET_IPGRE_BROADCAST is not set +# CONFIG_NET_PKTGEN is not set +CONFIG_NF_CT_ACCT=y +CONFIG_NF_DEFRAG_IPV4=m +# CONFIG_NO_IOPORT is not set +# CONFIG_NXP_STB220 is not set +# CONFIG_NXP_STB225 is not set +CONFIG_PAGEFLAGS_EXTENDED=y +# CONFIG_PAGE_SIZE_16KB is not set +CONFIG_PAGE_SIZE_4KB=y +# CONFIG_PAGE_SIZE_64KB is not set +# CONFIG_PAGE_SIZE_8KB is not set +CONFIG_PCI=y +CONFIG_PCI_DOMAINS=y +# CONFIG_PCSPKR_PLATFORM is not set +CONFIG_PHYLIB=y +# CONFIG_PHYS_ADDR_T_64BIT is not set +# CONFIG_PMC_MSP is not set +# CONFIG_PMC_YOSEMITE is not set +# CONFIG_PNX8550_JBS is not set +# CONFIG_PNX8550_STB810 is not set +# CONFIG_PPP_MULTILINK is not set +# CONFIG_PPP_SYNC_TTY is not set +# CONFIG_PROBE_INITRD_HEADER is not set +# CONFIG_PROC_KCORE is not set +# CONFIG_PROM_EMU is not set +# CONFIG_QSEMI_PHY is not set +# CONFIG_R6040 is not set +# CONFIG_REALTEK_PHY is not set +CONFIG_RFKILL=y +CONFIG_RFKILL_INPUT=y +CONFIG_RFKILL_LEDS=y +CONFIG_RTC_LIB=y +CONFIG_RWSEM_GENERIC_SPINLOCK=y +CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y +# CONFIG_SCSI_MULTI_LUN is not set +CONFIG_SCSI_WAIT_SCAN=m +# CONFIG_SERIAL_8250_DETECT_IRQ is not set +CONFIG_SERIAL_8250_EXTENDED=y +# CONFIG_SERIAL_8250_MANY_PORTS is not set +# CONFIG_SERIAL_8250_RSA is not set +CONFIG_SERIAL_8250_SHARE_IRQ=y +# CONFIG_SGI_IP22 is not set +# CONFIG_SGI_IP27 is not set +# CONFIG_SGI_IP28 is not set +# CONFIG_SGI_IP32 is not set +# CONFIG_SIBYTE_BIGSUR is not set +# CONFIG_SIBYTE_CARMEL is not set +# CONFIG_SIBYTE_CRHINE is not set +# CONFIG_SIBYTE_CRHONE is not set +# CONFIG_SIBYTE_LITTLESUR is not set +# CONFIG_SIBYTE_RHONE is not set +# CONFIG_SIBYTE_SENTOSA is not set +# CONFIG_SIBYTE_SWARM is not set +# CONFIG_SMSC_PHY is not set +CONFIG_SND_MIPS=y +CONFIG_SOUND_OSS_CORE=y +CONFIG_SSB=y +CONFIG_SSB_B43_PCI_BRIDGE=y +CONFIG_SSB_DEBUG=y +CONFIG_SSB_DRIVER_EXTIF=y +CONFIG_SSB_DRIVER_GIGE=y +CONFIG_SSB_DRIVER_MIPS=y +CONFIG_SSB_DRIVER_PCICORE=y +CONFIG_SSB_DRIVER_PCICORE_POSSIBLE=y +CONFIG_SSB_EMBEDDED=y +CONFIG_SSB_PCICORE_HOSTMODE=y +CONFIG_SSB_PCIHOST=y +CONFIG_SSB_PCIHOST_POSSIBLE=y +CONFIG_SSB_POSSIBLE=y +CONFIG_SSB_SERIAL=y +CONFIG_SSB_SPROM=y +# CONFIG_STAGING is not set +# CONFIG_SUNRPC_REGISTER_V4 is not set +CONFIG_SYSVIPC_SYSCTL=y +CONFIG_SYS_HAS_CPU_MIPS32_R1=y +CONFIG_SYS_HAS_EARLY_PRINTK=y +CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y +CONFIG_SYS_SUPPORTS_ARBIT_HZ=y +CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y +# CONFIG_TC35815 is not set +CONFIG_TICK_ONESHOT=y +CONFIG_TRAD_SIGNALS=y +CONFIG_USB=m +# CONFIG_USB_ACM is not set +CONFIG_USB_EHCI_HCD=m +CONFIG_USB_EHCI_HCD_SSB=y +CONFIG_USB_NET_SMSC95XX=m +# CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set +# CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set +CONFIG_USB_OHCI_HCD=m +CONFIG_USB_OHCI_HCD_SSB=y +CONFIG_USB_SUPPORT=y +# CONFIG_USB_UHCI_HCD is not set +# CONFIG_VGASTATE is not set +# CONFIG_VIA_RHINE is not set +# CONFIG_VIDEO_DEV is not set +# CONFIG_W1_CON is not set +# CONFIG_W1_SLAVE_BQ27000 is not set +# CONFIG_WATCHDOG is not set +CONFIG_ZONE_DMA_FLAG=0 diff --git a/target/linux/brcm47xx/files-2.6.28/arch/mips/bcm47xx/cfe_env.c b/target/linux/brcm47xx/files-2.6.28/arch/mips/bcm47xx/cfe_env.c new file mode 100644 index 000000000..c1d5eeef5 --- /dev/null +++ b/target/linux/brcm47xx/files-2.6.28/arch/mips/bcm47xx/cfe_env.c @@ -0,0 +1,229 @@ +/* + * CFE environment variable access + * + * Copyright 2001-2003, Broadcom Corporation + * Copyright 2006, Felix Fietkau <nbd@openwrt.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#include <linux/init.h> +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/string.h> +#include <asm/io.h> +#include <asm/uaccess.h> + +#define NVRAM_SIZE (0x1ff0) +static char _nvdata[NVRAM_SIZE]; +static char _valuestr[256]; + +/* + * TLV types. These codes are used in the "type-length-value" + * encoding of the items stored in the NVRAM device (flash or EEPROM) + * + * The layout of the flash/nvram is as follows: + * + * <type> <length> <data ...> <type> <length> <data ...> <type_end> + * + * The type code of "ENV_TLV_TYPE_END" marks the end of the list. + * The "length" field marks the length of the data section, not + * including the type and length fields. + * + * Environment variables are stored as follows: + * + * <type_env> <length> <flags> <name> = <value> + * + * If bit 0 (low bit) is set, the length is an 8-bit value. + * If bit 0 (low bit) is clear, the length is a 16-bit value + * + * Bit 7 set indicates "user" TLVs. In this case, bit 0 still + * indicates the size of the length field. + * + * Flags are from the constants below: + * + */ +#define ENV_LENGTH_16BITS 0x00 /* for low bit */ +#define ENV_LENGTH_8BITS 0x01 + +#define ENV_TYPE_USER 0x80 + +#define ENV_CODE_SYS(n,l) (((n)<<1)|(l)) +#define ENV_CODE_USER(n,l) ((((n)<<1)|(l)) | ENV_TYPE_USER) + +/* + * The actual TLV types we support + */ + +#define ENV_TLV_TYPE_END 0x00 +#define ENV_TLV_TYPE_ENV ENV_CODE_SYS(0,ENV_LENGTH_8BITS) + +/* + * Environment variable flags + */ + +#define ENV_FLG_NORMAL 0x00 /* normal read/write */ +#define ENV_FLG_BUILTIN 0x01 /* builtin - not stored in flash */ +#define ENV_FLG_READONLY 0x02 /* read-only - cannot be changed */ + +#define ENV_FLG_MASK 0xFF /* mask of attributes we keep */ +#define ENV_FLG_ADMIN 0x100 /* lets us internally override permissions */ + + +/* ********************************************************************* + * _nvram_read(buffer,offset,length) + * + * Read data from the NVRAM device + * + * Input parameters: + * buffer - destination buffer + * offset - offset of data to read + * length - number of bytes to read + * + * Return value: + * number of bytes read, or <0 if error occured + ********************************************************************* */ +static int +_nvram_read(unsigned char *nv_buf, unsigned char *buffer, int offset, int length) +{ + int i; + if (offset > NVRAM_SIZE) + return -1; + + for ( i = 0; i < length; i++) { + buffer[i] = ((volatile unsigned char*)nv_buf)[offset + i]; + } + return length; +} + + +static char* +_strnchr(const char *dest,int c,size_t cnt) +{ + while (*dest && (cnt > 0)) { + if (*dest == c) return (char *) dest; + dest++; + cnt--; + } + return NULL; +} + + + +/* + * Core support API: Externally visible. + */ + +/* + * Get the value of an NVRAM variable + * @param name name of variable to get + * @return value of variable or NULL if undefined + */ + +char* +cfe_env_get(unsigned char *nv_buf, char* name) +{ + int size; + unsigned char *buffer; + unsigned char *ptr; + unsigned char *envval; + unsigned int reclen; + unsigned int rectype; + int offset; + int flg; + + if (!strcmp(name, "nvram_type")) + return "cfe"; + + size = NVRAM_SIZE; + buffer = &_nvdata[0]; + + ptr = buffer; + offset = 0; + + /* Read the record type and length */ + if (_nvram_read(nv_buf, ptr,offset,1) != 1) { + goto error; + } + + while ((*ptr != ENV_TLV_TYPE_END) && (size > 1)) { + + /* Adjust pointer for TLV type */ + rectype = *(ptr); + offset++; + size--; + + /* + * Read the length. It can be either 1 or 2 bytes + * depending on the code + */ + if (rectype & ENV_LENGTH_8BITS) { + /* Read the record type and length - 8 bits */ + if (_nvram_read(nv_buf, ptr,offset,1) != 1) { + goto error; + } + reclen = *(ptr); + size--; + offset++; + } + else { + /* Read the record type and length - 16 bits, MSB first */ + if (_nvram_read(nv_buf, ptr,offset,2) != 2) { + goto error; + } + reclen = (((unsigned int) *(ptr)) << 8) + (unsigned int) *(ptr+1); + size -= 2; + offset += 2; + } + + if (reclen > size) + break; /* should not happen, bad NVRAM */ + + switch (rectype) { + case ENV_TLV_TYPE_ENV: + /* Read the TLV data */ + if (_nvram_read(nv_buf, ptr,offset,reclen) != reclen) + goto error; + flg = *ptr++; + envval = (unsigned char *) _strnchr(ptr,'=',(reclen-1)); + if (envval) { + *envval++ = '\0'; + memcpy(_valuestr,envval,(reclen-1)-(envval-ptr)); + _valuestr[(reclen-1)-(envval-ptr)] = '\0'; +#if 0 + printk(KERN_INFO "NVRAM:%s=%s\n", ptr, _valuestr); +#endif + if(!strcmp(ptr, name)){ + return _valuestr; + } + if((strlen(ptr) > 1) && !strcmp(&ptr[1], name)) + return _valuestr; + } + break; + + default: + /* Unknown TLV type, skip it. */ + break; + } + + /* + * Advance to next TLV + */ + + size -= (int)reclen; + offset += reclen; + + /* Read the next record type */ + ptr = buffer; + if (_nvram_read(nv_buf, ptr,offset,1) != 1) + goto error; + } + +error: + return NULL; + +} + diff --git a/target/linux/brcm47xx/files-2.6.28/arch/mips/bcm47xx/include/nvram.h b/target/linux/brcm47xx/files-2.6.28/arch/mips/bcm47xx/include/nvram.h new file mode 100644 index 000000000..6bb18e8e5 --- /dev/null +++ b/target/linux/brcm47xx/files-2.6.28/arch/mips/bcm47xx/include/nvram.h @@ -0,0 +1,37 @@ +/* + * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#ifndef __NVRAM_H +#define __NVRAM_H + +struct nvram_header { + u32 magic; + u32 len; + u32 crc_ver_init; /* 0:7 crc, 8:15 ver, 16:31 sdram_init */ + u32 config_refresh; /* 0:15 sdram_config, 16:31 sdram_refresh */ + u32 config_ncdl; /* ncdl values for memc */ +}; + +struct nvram_tuple { + char *name; + char *value; + struct nvram_tuple *next; +}; + +#define NVRAM_HEADER 0x48534C46 /* 'FLSH' */ +#define NVRAM_VERSION 1 +#define NVRAM_HEADER_SIZE 20 +#define NVRAM_SPACE 0x8000 + +#define NVRAM_MAX_VALUE_LEN 255 +#define NVRAM_MAX_PARAM_LEN 64 + +char *nvram_get(const char *name); + +#endif diff --git a/target/linux/brcm47xx/files-2.6.28/arch/mips/bcm47xx/nvram.c b/target/linux/brcm47xx/files-2.6.28/arch/mips/bcm47xx/nvram.c new file mode 100644 index 000000000..3f32ad9d6 --- /dev/null +++ b/target/linux/brcm47xx/files-2.6.28/arch/mips/bcm47xx/nvram.c @@ -0,0 +1,125 @@ +/* + * BCM947xx nvram variable access + * + * Copyright 2005, Broadcom Corporation + * Copyright 2006, Felix Fietkau <nbd@openwrt.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#include <linux/init.h> +#include <linux/module.h> +#include <linux/ssb/ssb.h> +#include <linux/kernel.h> +#include <linux/string.h> +#include <linux/interrupt.h> +#include <linux/spinlock.h> +#include <linux/slab.h> +#include <asm/byteorder.h> +#include <asm/bootinfo.h> +#include <asm/addrspace.h> +#include <asm/io.h> +#include <asm/uaccess.h> + +#include <nvram.h> + +#define MB * 1048576 +extern struct ssb_bus ssb; + +static char nvram_buf[NVRAM_SPACE]; +static int cfe_env; +extern char *cfe_env_get(char *nv_buf, const char *name); + +/* Probe for NVRAM header */ +static void __init early_nvram_init(void) +{ + struct ssb_mipscore *mcore = &ssb.mipscore; + struct nvram_header *header; + int i; + u32 base, lim, off; + u32 *src, *dst; + + base = mcore->flash_window; + lim = mcore->flash_window_size; + cfe_env = 0; + + + /* XXX: hack for supporting the CFE environment stuff on WGT634U */ + if (lim >= 8 MB) { + src = (u32 *) KSEG1ADDR(base + 8 MB - 0x2000); + dst = (u32 *) nvram_buf; + + if ((*src & 0xff00ff) == 0x000001) { + printk("early_nvram_init: WGT634U NVRAM found.\n"); + + for (i = 0; i < 0x1ff0; i++) { + if (*src == 0xFFFFFFFF) + break; + *dst++ = *src++; + } + cfe_env = 1; + return; + } + } + + off = 0x20000; + while (off <= lim) { + /* Windowed flash access */ + header = (struct nvram_header *) KSEG1ADDR(base + off - NVRAM_SPACE); + if (header->magic == NVRAM_HEADER) + goto found; + off <<= 1; + } + + /* Try embedded NVRAM at 4 KB and 1 KB as last resorts */ + header = (struct nvram_header *) KSEG1ADDR(base + 4096); + if (header->magic == NVRAM_HEADER) + goto found; + + header = (struct nvram_header *) KSEG1ADDR(base + 1024); + if (header->magic == NVRAM_HEADER) + goto found; + + return; + +found: + src = (u32 *) header; + dst = (u32 *) nvram_buf; + for (i = 0; i < sizeof(struct nvram_header); i += 4) + *dst++ = *src++; + for (; i < header->len && i < NVRAM_SPACE; i += 4) + *dst++ = le32_to_cpu(*src++); +} + +char *nvram_get(const char *name) +{ + char *var, *value, *end, *eq; + + if (!name) + return NULL; + + if (!nvram_buf[0]) + early_nvram_init(); + + if (cfe_env) + return cfe_env_get(nvram_buf, name); + + /* Look for name=value and return value */ + var = &nvram_buf[sizeof(struct nvram_header)]; + end = nvram_buf + sizeof(nvram_buf) - 2; + end[0] = end[1] = '\0'; + for (; *var; var = value + strlen(value) + 1) { + if (!(eq = strchr(var, '='))) + break; + value = eq + 1; + if ((eq - var) == strlen(name) && strncmp(var, name, (eq - var)) == 0) + return value; + } + + return NULL; +} + +EXPORT_SYMBOL(nvram_get); diff --git a/target/linux/brcm47xx/files-2.6.28/arch/mips/include/asm/mach-bcm47xx/kernel-entry-init.h b/target/linux/brcm47xx/files-2.6.28/arch/mips/include/asm/mach-bcm47xx/kernel-entry-init.h new file mode 100644 index 000000000..7df0dc2b5 --- /dev/null +++ b/target/linux/brcm47xx/files-2.6.28/arch/mips/include/asm/mach-bcm47xx/kernel-entry-init.h @@ -0,0 +1,26 @@ +/* + * 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) 2005 Embedded Alley Solutions, Inc + * Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org) + * Copyright (C) 2006 Michael Buesch + */ +#ifndef __ASM_MACH_GENERIC_KERNEL_ENTRY_H +#define __ASM_MACH_GENERIC_KERNEL_ENTRY_H + +/* Intentionally empty macro, used in head.S. Override in + * arch/mips/mach-xxx/kernel-entry-init.h when necessary. + */ + .macro kernel_entry_setup + .endm + +/* + * Do SMP slave processor setup necessary before we can savely execute C code. + */ + .macro smp_slave_setup + .endm + + +#endif /* __ASM_MACH_GENERIC_KERNEL_ENTRY_H */ diff --git a/target/linux/brcm47xx/files-2.6.28/drivers/mtd/maps/bcm47xx-flash.c b/target/linux/brcm47xx/files-2.6.28/drivers/mtd/maps/bcm47xx-flash.c new file mode 100644 index 000000000..118d4c4fc --- /dev/null +++ b/target/linux/brcm47xx/files-2.6.28/drivers/mtd/maps/bcm47xx-flash.c @@ -0,0 +1,439 @@ +/* + * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org> + * Copyright (C) 2005 Waldemar Brodkorb <wbx@openwrt.org> + * Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.org) + * + * original functions for finding root filesystem from Mike Baker + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + * + * Copyright 2001-2003, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * Flash mapping for BCM947XX boards + */ + +#include <linux/init.h> +#include <linux/module.h> +#include <linux/types.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/wait.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/map.h> +#ifdef CONFIG_MTD_PARTITIONS +#include <linux/mtd/partitions.h> +#endif +#include <linux/crc32.h> +#ifdef CONFIG_SSB +#include <linux/ssb/ssb.h> +#endif +#include <asm/io.h> + + +#define TRX_MAGIC 0x30524448 /* "HDR0" */ +#define TRX_VERSION 1 +#define TRX_MAX_LEN 0x3A0000 +#define TRX_NO_HEADER 1 /* Do not write TRX header */ +#define TRX_GZ_FILES 0x2 /* Contains up to TRX_MAX_OFFSET individual gzip files */ +#define TRX_MAX_OFFSET 3 + +struct trx_header { + u32 magic; /* "HDR0" */ + u32 len; /* Length of file including header */ + u32 crc32; /* 32-bit CRC from flag_version to end of file */ + u32 flag_version; /* 0:15 flags, 16:31 version */ + u32 offsets[TRX_MAX_OFFSET]; /* Offsets of partitions from start of header */ +}; + +#define ROUNDUP(x, y) ((((x)+((y)-1))/(y))*(y)) +#define NVRAM_SPACE 0x8000 +#define WINDOW_ADDR 0x1fc00000 +#define WINDOW_SIZE 0x400000 +#define BUSWIDTH 2 + +#ifdef CONFIG_SSB +extern struct ssb_bus ssb_bcm47xx; +#endif +static struct mtd_info *bcm47xx_mtd; + +static void bcm47xx_map_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len) +{ + if (len==1) { + memcpy_fromio(to, map->virt + from, len); + } else { + int i; + u16 *dest = (u16 *) to; + u16 *src = (u16 *) (map->virt + from); + for (i = 0; i < (len / 2); i++) { + dest[i] = src[i]; + } + if (len & 1) + *((u8 *)dest+len-1) = src[i] & 0xff; + } +} + +static struct map_info bcm47xx_map = { + name: "Physically mapped flash", + size: WINDOW_SIZE, + bankwidth: BUSWIDTH, + phys: WINDOW_ADDR, +}; + +#ifdef CONFIG_MTD_PARTITIONS + +static struct mtd_partition bcm47xx_parts[] = { + { name: "cfe", offset: 0, size: 0, mask_flags: MTD_WRITEABLE, }, + { name: "linux", offset: 0, size: 0, }, + { name: "rootfs", offset: 0, size: 0, }, + { name: "nvram", offset: 0, size: 0, }, + { name: NULL, }, +}; + +static int __init +find_cfe_size(struct mtd_info *mtd, size_t size) +{ + struct trx_header *trx; + unsigned char buf[512]; + int off; + size_t len; + int blocksize; + + trx = (struct trx_header *) buf; + + blocksize = mtd->erasesize; + if (blocksize < 0x10000) + blocksize = 0x10000; + + for (off = (128*1024); off < size; off += blocksize) { + memset(buf, 0xe5, sizeof(buf)); + + /* + * Read into buffer + */ + if (mtd->read(mtd, off, sizeof(buf), &len, buf) || + len != sizeof(buf)) + continue; + + /* found a TRX header */ + if (le32_to_cpu(trx->magic) == TRX_MAGIC) { + goto found; + } + } + + printk(KERN_NOTICE + "%s: Couldn't find bootloader size\n", + mtd->name); + return -1; + + found: + printk(KERN_NOTICE "bootloader size: %d\n", off); + return off; + +} + +/* + * Copied from mtdblock.c + * + * Cache stuff... + * + * Since typical flash erasable sectors are much larger than what Linux's + * buffer cache can handle, we must implement read-modify-write on flash + * sectors for each block write requests. To avoid over-erasing flash sectors + * and to speed things up, we locally cache a whole flash sector while it is + * being written to until a different sector is required. + */ + +static void erase_callback(struct erase_info *done) +{ + wait_queue_head_t *wait_q = (wait_queue_head_t *)done->priv; + wake_up(wait_q); +} + +static int erase_write (struct mtd_info *mtd, unsigned long pos, + int len, const char *buf) +{ + struct erase_info erase; + DECLARE_WAITQUEUE(wait, current); + wait_queue_head_t wait_q; + size_t retlen; + int ret; + + /* + * First, let's erase the flash block. + */ + + init_waitqueue_head(&wait_q); + erase.mtd = mtd; + erase.callback = erase_callback; + erase.addr = pos; + erase.len = len; + erase.priv = (u_long)&wait_q; + + set_current_state(TASK_INTERRUPTIBLE); + add_wait_queue(&wait_q, &wait); + + ret = mtd->erase(mtd, &erase); + if (ret) { + set_current_state(TASK_RUNNING); + remove_wait_queue(&wait_q, &wait); + printk (KERN_WARNING "erase of region [0x%lx, 0x%x] " + "on \"%s\" failed\n", + pos, len, mtd->name); + return ret; + } + + schedule(); /* Wait for erase to finish. */ + remove_wait_queue(&wait_q, &wait); + + /* + * Next, writhe data to flash. + */ + + ret = mtd->write (mtd, pos, len, &retlen, buf); + if (ret) + return ret; + if (retlen != len) + return -EIO; + return 0; +} + + + + +static int __init +find_root(struct mtd_info *mtd, size_t size, struct mtd_partition *part) +{ + struct trx_header trx, *trx2; + unsigned char buf[512], *block; + int off, blocksize; + u32 i, crc = ~0; + size_t len; + struct squashfs_super_block *sb = (struct squashfs_super_block *) buf; + + blocksize = mtd->erasesize; + if (blocksize < 0x10000) + blocksize = 0x10000; + + for (off = (128*1024); off < size; off += blocksize) { + memset(&trx, 0xe5, sizeof(trx)); + + /* + * Read into buffer + */ + if (mtd->read(mtd, off, sizeof(trx), &len, (char *) &trx) || + len != sizeof(trx)) + continue; + + /* found a TRX header */ + if (le32_to_cpu(trx.magic) == TRX_MAGIC) { + part->offset = le32_to_cpu(trx.offsets[2]) ? : + le32_to_cpu(trx.offsets[1]); + part->size = le32_to_cpu(trx.len); + + part->size -= part->offset; + part->offset += off; + + goto found; + } + } + + printk(KERN_NOTICE + "%s: Couldn't find root filesystem\n", + mtd->name); + return -1; + + found: + if (part->size == 0) + return 0; + + if (mtd->read(mtd, part->offset, sizeof(buf), &len, buf) || len != sizeof(buf)) + return 0; + + /* Move the fs outside of the trx */ + part->size = 0; + + if (trx.len != part->offset + part->size - off) { + /* Update the trx offsets and length */ + trx.len = part->offset + part->size - off; + + /* Update the trx crc32 */ + for (i = (u32) &(((struct trx_header *)NULL)->flag_version); i <= trx.len; i += sizeof(buf)) { + if (mtd->read(mtd, off + i, sizeof(buf), &len, buf) || len != sizeof(buf)) + return 0; + crc = crc32_le(crc, buf, min(sizeof(buf), trx.len - i)); + } + trx.crc32 = crc; + + /* read first eraseblock from the trx */ + block = kmalloc(mtd->erasesize, GFP_KERNEL); + trx2 = (struct trx_header *) block; + if (mtd->read(mtd, off, mtd->erasesize, &len, block) || len != mtd->erasesize) { + printk("Error accessing the first trx eraseblock\n"); + return 0; + } + + printk("Updating TRX offsets and length:\n"); + printk("old trx = [0x%08x, 0x%08x, 0x%08x], len=0x%08x crc32=0x%08x\n", trx2->offsets[0], trx2->offsets[1], trx2->offsets[2], trx2->len, trx2->crc32); + printk("new trx = [0x%08x, 0x%08x, 0x%08x], len=0x%08x crc32=0x%08x\n", trx.offsets[0], trx.offsets[1], trx.offsets[2], trx.len, trx.crc32); + + /* Write updated trx header to the flash */ + memcpy(block, &trx, sizeof(trx)); + if (mtd->unlock) + mtd->unlock(mtd, off, mtd->erasesize); + erase_write(mtd, off, mtd->erasesize, block); + if (mtd->sync) + mtd->sync(mtd); + kfree(block); + printk("Done\n"); + } + + return part->size; +} + +struct mtd_partition * __init +init_mtd_partitions(struct mtd_info *mtd, size_t size) +{ + int cfe_size; + + if ((cfe_size = find_cfe_size(mtd,size)) < 0) + return NULL; + + /* boot loader */ + bcm47xx_parts[0].offset = 0; + bcm47xx_parts[0].size = cfe_size; + + /* nvram */ + if (cfe_size != 384 * 1024) { + bcm47xx_parts[3].offset = size - ROUNDUP(NVRAM_SPACE, mtd->erasesize); + bcm47xx_parts[3].size = ROUNDUP(NVRAM_SPACE, mtd->erasesize); + } else { + /* nvram (old 128kb config partition on netgear wgt634u) */ + bcm47xx_parts[3].offset = bcm47xx_parts[0].size; + bcm47xx_parts[3].size = ROUNDUP(NVRAM_SPACE, mtd->erasesize); + } + + /* linux (kernel and rootfs) */ + if (cfe_size != 384 * 1024) { + bcm47xx_parts[1].offset = bcm47xx_parts[0].size; + bcm47xx_parts[1].size = bcm47xx_parts[3].offset - + bcm47xx_parts[1].offset; + } else { + /* do not count the elf loader, which is on one block */ + bcm47xx_parts[1].offset = bcm47xx_parts[0].size + + bcm47xx_parts[3].size + mtd->erasesize; + bcm47xx_parts[1].size = size - + bcm47xx_parts[0].size - + (2*bcm47xx_parts[3].size) - + mtd->erasesize; + } + + /* find and size rootfs */ + find_root(mtd,size,&bcm47xx_parts[2]); + bcm47xx_parts[2].size = size - bcm47xx_parts[2].offset - bcm47xx_parts[3].size; + + return bcm47xx_parts; +} +#endif + +int __init init_bcm47xx_map(void) +{ +#ifdef CONFIG_SSB + struct ssb_mipscore *mcore = &ssb_bcm47xx.mipscore; +#endif + size_t size; + int ret = 0; +#ifdef CONFIG_MTD_PARTITIONS + struct mtd_partition *parts; + int i; +#endif + +#ifdef CONFIG_SSB + u32 window = mcore->flash_window; + u32 window_size = mcore->flash_window_size; + + printk("flash init: 0x%08x 0x%08x\n", window, window_size); + bcm47xx_map.phys = window; + bcm47xx_map.size = window_size; + bcm47xx_map.virt = ioremap_nocache(window, window_size); +#else + printk("flash init: 0x%08x 0x%08x\n", WINDOW_ADDR, WINDOW_SIZE); + bcm47xx_map.virt = ioremap_nocache(WINDOW_ADDR, WINDOW_SIZE); +#endif + + if (!bcm47xx_map.virt) { + printk("Failed to ioremap\n"); + return -EIO; + } + + simple_map_init(&bcm47xx_map); + + if (!(bcm47xx_mtd = do_map_probe("cfi_probe", &bcm47xx_map))) { + printk("Failed to do_map_probe\n"); + iounmap((void *)bcm47xx_map.virt); + return -ENXIO; + } + + /* override copy_from routine */ + bcm47xx_map.copy_from = bcm47xx_map_copy_from; + + bcm47xx_mtd->owner = THIS_MODULE; + + size = bcm47xx_mtd->size; + + printk(KERN_NOTICE "Flash device: 0x%x at 0x%x\n", size, WINDOW_ADDR); + +#ifdef CONFIG_MTD_PARTITIONS + parts = init_mtd_partitions(bcm47xx_mtd, size); + for (i = 0; parts[i].name; i++); + ret = add_mtd_partitions(bcm47xx_mtd, parts, i); + if (ret) { + printk(KERN_ERR "Flash: add_mtd_partitions failed\n"); + goto fail; + } +#endif + return 0; + + fail: + if (bcm47xx_mtd) + map_destroy(bcm47xx_mtd); + if (bcm47xx_map.virt) + iounmap((void *)bcm47xx_map.virt); + bcm47xx_map.virt = 0; + return ret; +} + +void __exit cleanup_bcm47xx_map(void) +{ +#ifdef CONFIG_MTD_PARTITIONS + del_mtd_partitions(bcm47xx_mtd); +#endif + map_destroy(bcm47xx_mtd); + iounmap((void *)bcm47xx_map.virt); +} + +module_init(init_bcm47xx_map); +module_exit(cleanup_bcm47xx_map); diff --git a/target/linux/brcm47xx/patches-2.6.28/100-board_support.patch b/target/linux/brcm47xx/patches-2.6.28/100-board_support.patch new file mode 100644 index 000000000..eb8bf5f7c --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.28/100-board_support.patch @@ -0,0 +1,27 @@ +diff --git a/arch/mips/include/asm/bootinfo.h b/arch/mips/include/asm/bootinfo.h +--- a/arch/mips/include/asm/bootinfo.h ++++ b/arch/mips/include/asm/bootinfo.h +@@ -57,6 +57,12 @@ + #define MACH_MIKROTIK_RB532 0 /* Mikrotik RouterBoard 532 */ + #define MACH_MIKROTIK_RB532A 1 /* Mikrotik RouterBoard 532A */ + ++/* ++ * Valid machtype for group Broadcom ++ */ ++#define MACH_GROUP_BRCM 23 /* Broadcom */ ++#define MACH_BCM47XX 1 /* Broadcom BCM47xx */ ++ + #define CL_SIZE COMMAND_LINE_SIZE + + extern char *system_type; +diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h +--- a/include/linux/pci_ids.h ++++ b/include/linux/pci_ids.h +@@ -2061,6 +2061,7 @@ + #define PCI_DEVICE_ID_TIGON3_5906M 0x1713 + #define PCI_DEVICE_ID_BCM4401 0x4401 + #define PCI_DEVICE_ID_BCM4401B0 0x4402 ++#define PCI_DEVICE_ID_BCM4713 0x4713 + + #define PCI_VENDOR_ID_TOPIC 0x151f + #define PCI_DEVICE_ID_TOPIC_TP560 0x0000 diff --git a/target/linux/brcm47xx/patches-2.6.28/110-flash_map.patch b/target/linux/brcm47xx/patches-2.6.28/110-flash_map.patch new file mode 100644 index 000000000..7d19dfcd1 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.28/110-flash_map.patch @@ -0,0 +1,27 @@ +diff --git a/drivers/mtd/maps/Kconfig b/drivers/mtd/maps/Kconfig +--- a/drivers/mtd/maps/Kconfig ++++ b/drivers/mtd/maps/Kconfig +@@ -332,6 +332,12 @@ config MTD_CFI_FLAGADM + Mapping for the Flaga digital module. If you don't have one, ignore + this setting. + ++config MTD_BCM47XX ++ tristate "BCM47xx flash device" ++ depends on MIPS && MTD_CFI && BCM47XX ++ help ++ Support for the flash chips on the BCM947xx board. ++ + config MTD_REDWOOD + tristate "CFI Flash devices mapped on IBM Redwood" + depends on MTD_CFI && ( REDWOOD_4 || REDWOOD_5 || REDWOOD_6 ) +diff --git a/drivers/mtd/maps/Makefile b/drivers/mtd/maps/Makefile +--- a/drivers/mtd/maps/Makefile ++++ b/drivers/mtd/maps/Makefile +@@ -29,6 +29,7 @@ obj-$(CONFIG_MTD_PMC_MSP_RAMROOT)+= pmcmsp-ramroot.o + obj-$(CONFIG_MTD_PCMCIA) += pcmciamtd.o + obj-$(CONFIG_MTD_RPXLITE) += rpxlite.o + obj-$(CONFIG_MTD_TQM8XXL) += tqm8xxl.o ++obj-$(CONFIG_MTD_BCM47XX) += bcm47xx-flash.o + obj-$(CONFIG_MTD_SA1100) += sa1100-flash.o + obj-$(CONFIG_MTD_IPAQ) += ipaq-flash.o + obj-$(CONFIG_MTD_SBC_GXX) += sbc_gxx.o diff --git a/target/linux/brcm47xx/patches-2.6.28/130-remove_scache.patch b/target/linux/brcm47xx/patches-2.6.28/130-remove_scache.patch new file mode 100644 index 000000000..e80f51f00 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.28/130-remove_scache.patch @@ -0,0 +1,93 @@ +diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig +--- a/arch/mips/Kconfig ++++ b/arch/mips/Kconfig +@@ -198,7 +198,6 @@ config MIPS_MALTA + select I8259 + select MIPS_BOARDS_GEN + select MIPS_BONITO64 +- select MIPS_CPU_SCACHE + select PCI_GT64XXX_PCI0 + select MIPS_MSC + select SWAP_IO_SPACE +@@ -1383,13 +1382,6 @@ config IP22_CPU_SCACHE + bool + select BOARD_SCACHE + +-# +-# Support for a MIPS32 / MIPS64 style S-caches +-# +-config MIPS_CPU_SCACHE +- bool +- select BOARD_SCACHE +- + config R5000_CPU_SCACHE + bool + select BOARD_SCACHE +diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c +--- a/arch/mips/kernel/cpu-probe.c ++++ b/arch/mips/kernel/cpu-probe.c +@@ -755,6 +755,8 @@ static inline void cpu_probe_mips(struct cpuinfo_mips *c, unsigned int cpu) + case PRID_IMP_25KF: + c->cputype = CPU_25KF; + __cpu_name[cpu] = "MIPS 25Kc"; ++ /* Probe for L2 cache */ ++ c->scache.flags &= ~MIPS_CACHE_NOT_PRESENT; + break; + case PRID_IMP_34K: + c->cputype = CPU_34K; +diff --git a/arch/mips/mm/Makefile b/arch/mips/mm/Makefile +--- a/arch/mips/mm/Makefile ++++ b/arch/mips/mm/Makefile +@@ -31,6 +31,5 @@ obj-$(CONFIG_CPU_VR41XX) += c-r4k.o cex-gen.o tlb-r4k.o + obj-$(CONFIG_IP22_CPU_SCACHE) += sc-ip22.o + obj-$(CONFIG_R5000_CPU_SCACHE) += sc-r5k.o + obj-$(CONFIG_RM7000_CPU_SCACHE) += sc-rm7k.o +-obj-$(CONFIG_MIPS_CPU_SCACHE) += sc-mips.o + + EXTRA_CFLAGS += -Werror +diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c +--- a/arch/mips/mm/c-r4k.c ++++ b/arch/mips/mm/c-r4k.c +@@ -1121,7 +1121,6 @@ static void __init loongson2_sc_init(void) + + extern int r5k_sc_init(void); + extern int rm7k_sc_init(void); +-extern int mips_sc_init(void); + + static void __cpuinit setup_scache(void) + { +@@ -1175,29 +1174,17 @@ static void __cpuinit setup_scache(void) + #endif + + default: +- if (c->isa_level == MIPS_CPU_ISA_M32R1 || +- c->isa_level == MIPS_CPU_ISA_M32R2 || +- c->isa_level == MIPS_CPU_ISA_M64R1 || +- c->isa_level == MIPS_CPU_ISA_M64R2) { +-#ifdef CONFIG_MIPS_CPU_SCACHE +- if (mips_sc_init ()) { +- scache_size = c->scache.ways * c->scache.sets * c->scache.linesz; +- printk("MIPS secondary cache %ldkB, %s, linesize %d bytes.\n", +- scache_size >> 10, +- way_string[c->scache.ways], c->scache.linesz); +- } +-#else +- if (!(c->scache.flags & MIPS_CACHE_NOT_PRESENT)) +- panic("Dunno how to handle MIPS32 / MIPS64 second level cache"); +-#endif +- return; +- } + sc_present = 0; + } + + if (!sc_present) + return; + ++ if ((c->isa_level == MIPS_CPU_ISA_M32R1 || ++ c->isa_level == MIPS_CPU_ISA_M64R1) && ++ !(c->scache.flags & MIPS_CACHE_NOT_PRESENT)) ++ panic("Dunno how to handle MIPS32 / MIPS64 second level cache"); ++ + /* compute a couple of other cache variables */ + c->scache.waysize = scache_size / c->scache.ways; + diff --git a/target/linux/brcm47xx/patches-2.6.28/150-cpu_fixes.patch b/target/linux/brcm47xx/patches-2.6.28/150-cpu_fixes.patch new file mode 100644 index 000000000..e3d889979 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.28/150-cpu_fixes.patch @@ -0,0 +1,370 @@ +diff --git a/arch/mips/include/asm/r4kcache.h b/arch/mips/include/asm/r4kcache.h +--- a/arch/mips/include/asm/r4kcache.h ++++ b/arch/mips/include/asm/r4kcache.h +@@ -17,6 +17,20 @@ + #include <asm/cpu-features.h> + #include <asm/mipsmtregs.h> + ++#ifdef CONFIG_BCM47XX ++#include <asm/paccess.h> ++#include <linux/ssb/ssb.h> ++#define BCM4710_DUMMY_RREG() ((void) *((u8 *) KSEG1ADDR(SSB_ENUM_BASE + SSB_IMSTATE))) ++ ++#define BCM4710_FILL_TLB(addr) (*(volatile unsigned long *)(addr)) ++#define BCM4710_PROTECTED_FILL_TLB(addr) ({ unsigned long x; get_dbe(x, (volatile unsigned long *)(addr)); }) ++#else ++#define BCM4710_DUMMY_RREG() ++ ++#define BCM4710_FILL_TLB(addr) ++#define BCM4710_PROTECTED_FILL_TLB(addr) ++#endif ++ + /* + * This macro return a properly sign-extended address suitable as base address + * for indexed cache operations. Two issues here: +@@ -150,6 +164,7 @@ static inline void flush_icache_line_indexed(unsigned long addr) + static inline void flush_dcache_line_indexed(unsigned long addr) + { + __dflush_prologue ++ BCM4710_DUMMY_RREG(); + cache_op(Index_Writeback_Inv_D, addr); + __dflush_epilogue + } +@@ -169,6 +184,7 @@ static inline void flush_icache_line(unsigned long addr) + static inline void flush_dcache_line(unsigned long addr) + { + __dflush_prologue ++ BCM4710_DUMMY_RREG(); + cache_op(Hit_Writeback_Inv_D, addr); + __dflush_epilogue + } +@@ -176,6 +192,7 @@ static inline void flush_dcache_line(unsigned long addr) + static inline void invalidate_dcache_line(unsigned long addr) + { + __dflush_prologue ++ BCM4710_DUMMY_RREG(); + cache_op(Hit_Invalidate_D, addr); + __dflush_epilogue + } +@@ -208,6 +225,7 @@ static inline void flush_scache_line(unsigned long addr) + */ + static inline void protected_flush_icache_line(unsigned long addr) + { ++ BCM4710_DUMMY_RREG(); + protected_cache_op(Hit_Invalidate_I, addr); + } + +@@ -219,6 +237,7 @@ static inline void protected_flush_icache_line(unsigned long addr) + */ + static inline void protected_writeback_dcache_line(unsigned long addr) + { ++ BCM4710_DUMMY_RREG(); + protected_cache_op(Hit_Writeback_Inv_D, addr); + } + +@@ -339,8 +358,52 @@ static inline void invalidate_tcache_page(unsigned long addr) + : "r" (base), \ + "i" (op)); + ++static inline void blast_dcache(void) ++{ ++ unsigned long start = KSEG0; ++ unsigned long dcache_size = current_cpu_data.dcache.waysize * current_cpu_data.dcache.ways; ++ unsigned long end = (start + dcache_size); ++ ++ do { ++ BCM4710_DUMMY_RREG(); ++ cache_op(Index_Writeback_Inv_D, start); ++ start += current_cpu_data.dcache.linesz; ++ } while(start < end); ++} ++ ++static inline void blast_dcache_page(unsigned long page) ++{ ++ unsigned long start = page; ++ unsigned long end = start + PAGE_SIZE; ++ ++ BCM4710_FILL_TLB(start); ++ do { ++ BCM4710_DUMMY_RREG(); ++ cache_op(Hit_Writeback_Inv_D, start); ++ start += current_cpu_data.dcache.linesz; ++ } while(start < end); ++} ++ ++static inline void blast_dcache_page_indexed(unsigned long page) ++{ ++ unsigned long start = page; ++ unsigned long end = start + PAGE_SIZE; ++ unsigned long ws_inc = 1UL << current_cpu_data.dcache.waybit; ++ unsigned long ws_end = current_cpu_data.dcache.ways << ++ current_cpu_data.dcache.waybit; ++ unsigned long ws, addr; ++ for (ws = 0; ws < ws_end; ws += ws_inc) { ++ start = page + ws; ++ for (addr = start; addr < end; addr += current_cpu_data.dcache.linesz) { ++ BCM4710_DUMMY_RREG(); ++ cache_op(Index_Writeback_Inv_D, addr); ++ } ++ } ++} ++ ++ + /* build blast_xxx, blast_xxx_page, blast_xxx_page_indexed */ +-#define __BUILD_BLAST_CACHE(pfx, desc, indexop, hitop, lsize) \ ++#define __BUILD_BLAST_CACHE(pfx, desc, indexop, hitop, lsize, war) \ + static inline void blast_##pfx##cache##lsize(void) \ + { \ + unsigned long start = INDEX_BASE; \ +@@ -352,6 +415,7 @@ static inline void blast_##pfx##cache##lsize(void) \ + \ + __##pfx##flush_prologue \ + \ ++ war \ + for (ws = 0; ws < ws_end; ws += ws_inc) \ + for (addr = start; addr < end; addr += lsize * 32) \ + cache##lsize##_unroll32(addr|ws, indexop); \ +@@ -366,6 +430,7 @@ static inline void blast_##pfx##cache##lsize##_page(unsigned long page) \ + \ + __##pfx##flush_prologue \ + \ ++ war \ + do { \ + cache##lsize##_unroll32(start, hitop); \ + start += lsize * 32; \ +@@ -384,6 +449,8 @@ static inline void blast_##pfx##cache##lsize##_page_indexed(unsigned long page) + current_cpu_data.desc.waybit; \ + unsigned long ws, addr; \ + \ ++ war \ ++ \ + __##pfx##flush_prologue \ + \ + for (ws = 0; ws < ws_end; ws += ws_inc) \ +@@ -393,35 +460,37 @@ static inline void blast_##pfx##cache##lsize##_page_indexed(unsigned long page) + __##pfx##flush_epilogue \ + } + +-__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 16) +-__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 16) +-__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 16) +-__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 32) +-__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 32) +-__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 32) +-__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 64) +-__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 64) +-__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 128) +- +-__BUILD_BLAST_CACHE(inv_d, dcache, Index_Writeback_Inv_D, Hit_Invalidate_D, 16) +-__BUILD_BLAST_CACHE(inv_d, dcache, Index_Writeback_Inv_D, Hit_Invalidate_D, 32) +-__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 16) +-__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 32) +-__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 64) +-__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 128) ++__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 16, ) ++__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 16, BCM4710_FILL_TLB(start);) ++__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 16, ) ++__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 32, ) ++__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 32, BCM4710_FILL_TLB(start);) ++__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 32, ) ++__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 64, BCM4710_FILL_TLB(start);) ++__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 64, ) ++__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 128, ) ++ ++__BUILD_BLAST_CACHE(inv_d, dcache, Index_Writeback_Inv_D, Hit_Invalidate_D, 16, ) ++__BUILD_BLAST_CACHE(inv_d, dcache, Index_Writeback_Inv_D, Hit_Invalidate_D, 32, ) ++__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 16, ) ++__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 32, ) ++__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 64, ) ++__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 128, ) + + /* build blast_xxx_range, protected_blast_xxx_range */ +-#define __BUILD_BLAST_CACHE_RANGE(pfx, desc, hitop, prot) \ ++#define __BUILD_BLAST_CACHE_RANGE(pfx, desc, hitop, prot, war, war2) \ + static inline void prot##blast_##pfx##cache##_range(unsigned long start, \ + unsigned long end) \ + { \ + unsigned long lsize = cpu_##desc##_line_size(); \ + unsigned long addr = start & ~(lsize - 1); \ + unsigned long aend = (end - 1) & ~(lsize - 1); \ ++ war \ + \ + __##pfx##flush_prologue \ + \ + while (1) { \ ++ war2 \ + prot##cache_op(hitop, addr); \ + if (addr == aend) \ + break; \ +@@ -431,13 +500,13 @@ static inline void prot##blast_##pfx##cache##_range(unsigned long start, \ + __##pfx##flush_epilogue \ + } + +-__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D, protected_) +-__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD, protected_) +-__BUILD_BLAST_CACHE_RANGE(i, icache, Hit_Invalidate_I, protected_) +-__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D, ) +-__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD, ) ++__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D, protected_, BCM4710_PROTECTED_FILL_TLB(addr); BCM4710_PROTECTED_FILL_TLB(aend);, BCM4710_DUMMY_RREG();) ++__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD, protected_,, ) ++__BUILD_BLAST_CACHE_RANGE(i, icache, Hit_Invalidate_I, protected_,, ) ++__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D,, BCM4710_FILL_TLB(addr); BCM4710_FILL_TLB(aend);, BCM4710_DUMMY_RREG();) ++__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD,,, ) + /* blast_inv_dcache_range */ +-__BUILD_BLAST_CACHE_RANGE(inv_d, dcache, Hit_Invalidate_D, ) +-__BUILD_BLAST_CACHE_RANGE(inv_s, scache, Hit_Invalidate_SD, ) ++__BUILD_BLAST_CACHE_RANGE(inv_d, dcache, Hit_Invalidate_D,,,BCM4710_DUMMY_RREG();) ++__BUILD_BLAST_CACHE_RANGE(inv_s, scache, Hit_Invalidate_SD,,, ) + + #endif /* _ASM_R4KCACHE_H */ +diff --git a/arch/mips/include/asm/stackframe.h b/arch/mips/include/asm/stackframe.h +--- a/arch/mips/include/asm/stackframe.h ++++ b/arch/mips/include/asm/stackframe.h +@@ -409,6 +409,10 @@ + .macro RESTORE_SP_AND_RET + LONG_L sp, PT_R29(sp) + .set mips3 ++#ifdef CONFIG_BCM47XX ++ nop ++ nop ++#endif + eret + .set mips0 + .endm +diff --git a/arch/mips/kernel/genex.S b/arch/mips/kernel/genex.S +--- a/arch/mips/kernel/genex.S ++++ b/arch/mips/kernel/genex.S +@@ -52,6 +52,10 @@ NESTED(except_vec1_generic, 0, sp) + NESTED(except_vec3_generic, 0, sp) + .set push + .set noat ++#ifdef CONFIG_BCM47XX ++ nop ++ nop ++#endif + #if R5432_CP0_INTERRUPT_WAR + mfc0 k0, CP0_INDEX + #endif +diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c +--- a/arch/mips/mm/c-r4k.c ++++ b/arch/mips/mm/c-r4k.c +@@ -34,6 +34,9 @@ + #include <asm/cacheflush.h> /* for run_uncached() */ + + ++/* For enabling BCM4710 cache workarounds */ ++int bcm4710 = 0; ++ + /* + * Special Variant of smp_call_function for use by cache functions: + * +@@ -104,6 +107,9 @@ static void __cpuinit r4k_blast_dcache_page_setup(void) + { + unsigned long dc_lsize = cpu_dcache_line_size(); + ++ if (bcm4710) ++ r4k_blast_dcache_page = blast_dcache_page; ++ else + if (dc_lsize == 0) + r4k_blast_dcache_page = (void *)cache_noop; + else if (dc_lsize == 16) +@@ -118,6 +124,9 @@ static void __cpuinit r4k_blast_dcache_page_indexed_setup(void) + { + unsigned long dc_lsize = cpu_dcache_line_size(); + ++ if (bcm4710) ++ r4k_blast_dcache_page_indexed = blast_dcache_page_indexed; ++ else + if (dc_lsize == 0) + r4k_blast_dcache_page_indexed = (void *)cache_noop; + else if (dc_lsize == 16) +@@ -132,6 +141,9 @@ static void __cpuinit r4k_blast_dcache_setup(void) + { + unsigned long dc_lsize = cpu_dcache_line_size(); + ++ if (bcm4710) ++ r4k_blast_dcache = blast_dcache; ++ else + if (dc_lsize == 0) + r4k_blast_dcache = (void *)cache_noop; + else if (dc_lsize == 16) +@@ -647,6 +659,8 @@ static void local_r4k_flush_cache_sigtramp(void * arg) + unsigned long addr = (unsigned long) arg; + + R4600_HIT_CACHEOP_WAR_IMPL; ++ BCM4710_PROTECTED_FILL_TLB(addr); ++ BCM4710_PROTECTED_FILL_TLB(addr + 4); + if (dc_lsize) + protected_writeback_dcache_line(addr & ~(dc_lsize - 1)); + if (!cpu_icache_snoops_remote_store && scache_size) +@@ -1271,6 +1285,17 @@ static void __cpuinit coherency_setup(void) + * silly idea of putting something else there ... + */ + switch (current_cpu_type()) { ++ case CPU_BCM3302: ++ { ++ u32 cm; ++ cm = read_c0_diag(); ++ /* Enable icache */ ++ cm |= (1 << 31); ++ /* Enable dcache */ ++ cm |= (1 << 30); ++ write_c0_diag(cm); ++ } ++ break; + case CPU_R4000PC: + case CPU_R4000SC: + case CPU_R4000MC: +@@ -1328,6 +1353,15 @@ void __cpuinit r4k_cache_init(void) + break; + } + ++ /* Check if special workarounds are required */ ++#ifdef CONFIG_BCM47XX ++ if (current_cpu_data.cputype == CPU_BCM4710 && (current_cpu_data.processor_id & 0xff) == 0) { ++ printk("Enabling BCM4710A0 cache workarounds.\n"); ++ bcm4710 = 1; ++ } else ++#endif ++ bcm4710 = 0; ++ + probe_pcache(); + setup_scache(); + +@@ -1386,5 +1420,13 @@ void __cpuinit r4k_cache_init(void) + #if !defined(CONFIG_MIPS_CMP) + local_r4k___flush_cache_all(NULL); + #endif ++#ifdef CONFIG_BCM47XX ++ { ++ static void (*_coherency_setup)(void); ++ _coherency_setup = (void (*)(void)) KSEG1ADDR(coherency_setup); ++ _coherency_setup(); ++ } ++#else + coherency_setup(); ++#endif + } +diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c +--- a/arch/mips/mm/tlbex.c ++++ b/arch/mips/mm/tlbex.c +@@ -678,6 +678,9 @@ static void __cpuinit build_r4000_tlb_refill_handler(void) + /* No need for uasm_i_nop */ + } + ++#ifdef CONFIG_BCM47XX ++ uasm_i_nop(&p); ++#endif + #ifdef CONFIG_64BIT + build_get_pmde64(&p, &l, &r, K0, K1); /* get pmd in K1 */ + #else +@@ -1085,6 +1088,9 @@ build_r4000_tlbchange_handler_head(u32 **p, struct uasm_label **l, + struct uasm_reloc **r, unsigned int pte, + unsigned int ptr) + { ++#ifdef CONFIG_BCM47XX ++ uasm_i_nop(p); ++#endif + #ifdef CONFIG_64BIT + build_get_pmde64(p, l, r, pte, ptr); /* get pmd in ptr */ + #else diff --git a/target/linux/brcm47xx/patches-2.6.28/160-kmap_coherent.patch b/target/linux/brcm47xx/patches-2.6.28/160-kmap_coherent.patch new file mode 100644 index 000000000..383aabf17 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.28/160-kmap_coherent.patch @@ -0,0 +1,81 @@ +diff --git a/arch/mips/include/asm/cpu-features.h b/arch/mips/include/asm/cpu-features.h +--- a/arch/mips/include/asm/cpu-features.h ++++ b/arch/mips/include/asm/cpu-features.h +@@ -101,6 +101,9 @@ + #ifndef cpu_has_pindexed_dcache + #define cpu_has_pindexed_dcache (cpu_data[0].dcache.flags & MIPS_CACHE_PINDEX) + #endif ++#ifndef cpu_use_kmap_coherent ++#define cpu_use_kmap_coherent 1 ++#endif + + /* + * I-Cache snoops remote store. This only matters on SMP. Some multiprocessors +diff --git a/arch/mips/include/asm/mach-bcm47xx/cpu-feature-overrides.h b/arch/mips/include/asm/mach-bcm47xx/cpu-feature-overrides.h +--- /dev/null ++++ b/arch/mips/include/asm/mach-bcm47xx/cpu-feature-overrides.h +@@ -0,0 +1,13 @@ ++/* ++ * 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) 2005 Ralf Baechle (ralf@linux-mips.org) ++ */ ++#ifndef __ASM_MACH_BCM47XX_CPU_FEATURE_OVERRIDES_H ++#define __ASM_MACH_BCM47XX_CPU_FEATURE_OVERRIDES_H ++ ++#define cpu_use_kmap_coherent 0 ++ ++#endif /* __ASM_MACH_BCM47XX_CPU_FEATURE_OVERRIDES_H */ +diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c +--- a/arch/mips/mm/c-r4k.c ++++ b/arch/mips/mm/c-r4k.c +@@ -494,7 +494,7 @@ static inline void local_r4k_flush_cache_page(void *args) + */ + map_coherent = (cpu_has_dc_aliases && + page_mapped(page) && !Page_dcache_dirty(page)); +- if (map_coherent) ++ if (map_coherent && cpu_use_kmap_coherent) + vaddr = kmap_coherent(page, addr); + else + vaddr = kmap_atomic(page, KM_USER0); +@@ -517,7 +517,7 @@ static inline void local_r4k_flush_cache_page(void *args) + } + + if (vaddr) { +- if (map_coherent) ++ if (map_coherent && cpu_use_kmap_coherent) + kunmap_coherent(); + else + kunmap_atomic(vaddr, KM_USER0); +diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c +--- a/arch/mips/mm/init.c ++++ b/arch/mips/mm/init.c +@@ -212,7 +212,7 @@ void copy_user_highpage(struct page *to, struct page *from, + void *vfrom, *vto; + + vto = kmap_atomic(to, KM_USER1); +- if (cpu_has_dc_aliases && ++ if (cpu_has_dc_aliases && cpu_use_kmap_coherent && + page_mapped(from) && !Page_dcache_dirty(from)) { + vfrom = kmap_coherent(from, vaddr); + copy_page(vto, vfrom); +@@ -234,7 +234,7 @@ void copy_to_user_page(struct vm_area_struct *vma, + struct page *page, unsigned long vaddr, void *dst, const void *src, + unsigned long len) + { +- if (cpu_has_dc_aliases && ++ if (cpu_has_dc_aliases && cpu_use_kmap_coherent && + page_mapped(page) && !Page_dcache_dirty(page)) { + void *vto = kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK); + memcpy(vto, src, len); +@@ -252,7 +252,7 @@ void copy_from_user_page(struct vm_area_struct *vma, + struct page *page, unsigned long vaddr, void *dst, const void *src, + unsigned long len) + { +- if (cpu_has_dc_aliases && ++ if (cpu_has_dc_aliases && cpu_use_kmap_coherent && + page_mapped(page) && !Page_dcache_dirty(page)) { + void *vfrom = kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK); + memcpy(dst, vfrom, len); diff --git a/target/linux/brcm47xx/patches-2.6.28/210-b44_phy_fix.patch b/target/linux/brcm47xx/patches-2.6.28/210-b44_phy_fix.patch new file mode 100644 index 000000000..e526584d1 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.28/210-b44_phy_fix.patch @@ -0,0 +1,50 @@ +diff --git a/drivers/net/b44.c b/drivers/net/b44.c +--- a/drivers/net/b44.c ++++ b/drivers/net/b44.c +@@ -384,7 +384,7 @@ static void b44_set_flow_ctrl(struct b44 *bp, u32 local, u32 remote) + __b44_set_flow_ctrl(bp, pause_enab); + } + +-#ifdef SSB_DRIVER_MIPS ++#ifdef CONFIG_SSB_DRIVER_MIPS + extern char *nvram_get(char *name); + static void b44_wap54g10_workaround(struct b44 *bp) + { +@@ -2068,6 +2068,28 @@ out: + return err; + } + ++#ifdef CONFIG_SSB_DRIVER_MIPS ++static void b44_wrtsl54gs_workaround(struct b44 *bp) ++{ ++ const char *str; ++ ++ /* ++ * workaround for physical wiring in Linksys WRSL54GS ++ * see https://dev.openwrt.org/ticket/2662 and 3903 ++ * eth1 PHY is probably on BCM5325 switch accessed via eth0 ++ */ ++ str = nvram_get("boardnum"); ++ if (!str) ++ return; ++ if (simple_strtoul(str, NULL, 0) == 42) { ++ bp->phy_addr = B44_PHY_ADDR_NO_PHY; ++ } ++ return; ++} ++#else ++static void b44_wrtsl54gs_workaround(struct b44 *bp) { } ++#endif ++ + static int __devinit b44_get_invariants(struct b44 *bp) + { + struct ssb_device *sdev = bp->sdev; +@@ -2089,6 +2111,8 @@ static int __devinit b44_get_invariants(struct b44 *bp) + * valid PHY address. */ + bp->phy_addr &= 0x1F; + ++ b44_wrtsl54gs_workaround(bp); ++ + memcpy(bp->dev->dev_addr, addr, 6); + + if (!is_valid_ether_addr(&bp->dev->dev_addr[0])){ diff --git a/target/linux/brcm47xx/patches-2.6.28/220-bcm5354.patch b/target/linux/brcm47xx/patches-2.6.28/220-bcm5354.patch new file mode 100644 index 000000000..723e638ae --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.28/220-bcm5354.patch @@ -0,0 +1,45 @@ +diff --git a/drivers/ssb/driver_chipcommon.c b/drivers/ssb/driver_chipcommon.c +--- a/drivers/ssb/driver_chipcommon.c ++++ b/drivers/ssb/driver_chipcommon.c +@@ -270,6 +270,8 @@ void ssb_chipco_resume(struct ssb_chipcommon *cc) + void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc, + u32 *plltype, u32 *n, u32 *m) + { ++ if ((chipco_read32(cc, SSB_CHIPCO_CHIPID) & SSB_CHIPCO_IDMASK) == 0x5354) ++ return; + *n = chipco_read32(cc, SSB_CHIPCO_CLOCK_N); + *plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT); + switch (*plltype) { +@@ -293,6 +295,8 @@ void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc, + void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc, + u32 *plltype, u32 *n, u32 *m) + { ++ if ((chipco_read32(cc, SSB_CHIPCO_CHIPID) & SSB_CHIPCO_IDMASK) == 0x5354) ++ return; + *n = chipco_read32(cc, SSB_CHIPCO_CLOCK_N); + *plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT); + switch (*plltype) { +diff --git a/drivers/ssb/driver_mipscore.c b/drivers/ssb/driver_mipscore.c +--- a/drivers/ssb/driver_mipscore.c ++++ b/drivers/ssb/driver_mipscore.c +@@ -161,6 +161,8 @@ u32 ssb_cpu_clock(struct ssb_mipscore *mcore) + + if ((pll_type == SSB_PLLTYPE_5) || (bus->chip_id == 0x5365)) { + rate = 200000000; ++ } else if (bus->chip_id == 0x5354) { ++ rate = 240000000; + } else { + rate = ssb_calc_clock_rate(pll_type, n, m); + } +diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c +--- a/drivers/ssb/main.c ++++ b/drivers/ssb/main.c +@@ -1011,6 +1011,8 @@ u32 ssb_clockspeed(struct ssb_bus *bus) + + if (bus->chip_id == 0x5365) { + rate = 100000000; ++ } else if (bus->chip_id == 0x5354) { ++ rate = 120000000; + } else { + rate = ssb_calc_clock_rate(plltype, clkctl_n, clkctl_m); + if (plltype == SSB_PLLTYPE_3) /* 25Mhz, 2 dividers */ diff --git a/target/linux/brcm47xx/patches-2.6.28/250-ohci-ssb-usb2.patch b/target/linux/brcm47xx/patches-2.6.28/250-ohci-ssb-usb2.patch new file mode 100644 index 000000000..a3d0481b4 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.28/250-ohci-ssb-usb2.patch @@ -0,0 +1,73 @@ +diff --git a/drivers/usb/host/ohci-ssb.c b/drivers/usb/host/ohci-ssb.c +--- a/drivers/usb/host/ohci-ssb.c ++++ b/drivers/usb/host/ohci-ssb.c +@@ -106,10 +106,59 @@ static int ssb_ohci_attach(struct ssb_device *dev) + int err = -ENOMEM; + u32 tmp, flags = 0; + +- if (dev->id.coreid == SSB_DEV_USB11_HOSTDEV) ++ /* ++ * THE FOLLOWING COMMENTS PRESERVED FROM GPL SOURCE RELEASE ++ * ++ * The USB core requires a special bit to be set during core ++ * reset to enable host (OHCI) mode. Resetting the SB core in ++ * pcibios_enable_device() is a hack for compatibility with ++ * vanilla usb-ohci so that it does not have to know about ++ * SB. A driver that wants to use the USB core in device mode ++ * should know about SB and should reset the bit back to 0 ++ * after calling pcibios_enable_device(). ++ */ ++ ++ if (dev->id.coreid == SSB_DEV_USB11_HOSTDEV) { + flags |= SSB_OHCI_TMSLOW_HOSTMODE; ++ ssb_device_enable(dev, flags); ++ } ++ ++ /* ++ * USB 2.0 special considerations: ++ * ++ * 1. Since the core supports both OHCI and EHCI functions, it must ++ * only be reset once. ++ * ++ * 2. In addition to the standard SB reset sequence, the Host Control ++ * Register must be programmed to bring the USB core and various ++ * phy components out of reset. ++ */ ++ ++ else if (dev->id.coreid == SSB_DEV_USB20_HOST) { ++#warning FIX ME need test for core being up & exit ++ ssb_device_enable(dev, 0); ++ ssb_write32(dev, 0x200, 0x7ff); ++ udelay(1); ++ if (dev->id.revision == 1) { // bug in rev 1 ++ ++ /* Change Flush control reg */ ++ tmp = ssb_read32(dev, 0x400); ++ tmp &= ~8; ++ ssb_write32(dev, 0x400, tmp); ++ tmp = ssb_read32(dev, 0x400); ++ printk("USB20H fcr: 0x%0x\n", tmp); ++ ++ /* Change Shim control reg */ ++ tmp = ssb_read32(dev, 0x304); ++ tmp &= ~0x100; ++ ssb_write32(dev, 0x304, tmp); ++ tmp = ssb_read32(dev, 0x304); ++ printk("USB20H shim: 0x%0x\n", tmp); ++ } ++ } ++ else ++ ssb_device_enable(dev, 0); + +- ssb_device_enable(dev, flags); + + hcd = usb_create_hcd(&ssb_ohci_hc_driver, dev->dev, + dev_name(dev->dev)); +@@ -200,6 +249,7 @@ static int ssb_ohci_resume(struct ssb_device *dev) + static const struct ssb_device_id ssb_ohci_table[] = { + SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB11_HOSTDEV, SSB_ANY_REV), + SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB11_HOST, SSB_ANY_REV), ++ SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB20_HOST, SSB_ANY_REV), + SSB_DEVTABLE_END + }; + MODULE_DEVICE_TABLE(ssb, ssb_ohci_table); diff --git a/target/linux/brcm47xx/patches-2.6.28/260-ohci-set-dma-mask.patch b/target/linux/brcm47xx/patches-2.6.28/260-ohci-set-dma-mask.patch new file mode 100644 index 000000000..7385993ce --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.28/260-ohci-set-dma-mask.patch @@ -0,0 +1,15 @@ +diff --git a/drivers/usb/host/ohci-ssb.c b/drivers/usb/host/ohci-ssb.c +--- a/drivers/usb/host/ohci-ssb.c ++++ b/drivers/usb/host/ohci-ssb.c +@@ -159,6 +159,11 @@ static int ssb_ohci_attach(struct ssb_device *dev) + else + ssb_device_enable(dev, 0); + ++ /* ++ * Set dma mask - 32 bit mask is just an assumption ++ */ ++ if (ssb_dma_set_mask(dev, DMA_32BIT_MASK)) ++ return -EOPNOTSUPP; + + hcd = usb_create_hcd(&ssb_ohci_hc_driver, dev->dev, + dev_name(dev->dev)); diff --git a/target/linux/brcm47xx/patches-2.6.28/270-ehci-ssb.patch b/target/linux/brcm47xx/patches-2.6.28/270-ehci-ssb.patch new file mode 100644 index 000000000..767ba2304 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.28/270-ehci-ssb.patch @@ -0,0 +1,311 @@ +diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig +--- a/drivers/usb/host/Kconfig ++++ b/drivers/usb/host/Kconfig +@@ -96,6 +96,19 @@ config USB_EHCI_HCD_PPC_OF + Enables support for the USB controller present on the PowerPC + OpenFirmware platform bus. + ++config USB_EHCI_HCD_SSB ++ bool "EHCI support for Broadcom SSB EHCI core" ++ depends on USB_EHCI_HCD && SSB && EXPERIMENTAL ++ default n ++ ---help--- ++ Support for the Sonics Silicon Backplane (SSB) attached ++ Broadcom USB EHCI core. ++ ++ This device is present in some embedded devices with ++ Broadcom based SSB bus. ++ ++ If unsure, say N. ++ + config USB_ISP116X_HCD + tristate "ISP116X HCD support" + depends on USB +diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c +--- a/drivers/usb/host/ehci-hcd.c ++++ b/drivers/usb/host/ehci-hcd.c +@@ -1034,8 +1034,16 @@ MODULE_LICENSE ("GPL"); + #define PLATFORM_DRIVER ixp4xx_ehci_driver + #endif + +-#if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) && \ +- !defined(PS3_SYSTEM_BUS_DRIVER) && !defined(OF_PLATFORM_DRIVER) ++#ifdef CONFIG_USB_EHCI_HCD_SSB ++#include "ehci-ssb.c" ++#define SSB_EHCI_DRIVER ssb_ehci_driver ++#endif ++ ++#if !defined(PCI_DRIVER) && \ ++ !defined(PLATFORM_DRIVER) && \ ++ !defined(PS3_SYSTEM_BUS_DRIVER) && \ ++ !defined(OF_PLATFORM_DRIVER) && \ ++ !defined(SSB_EHCI_DRIVER) + #error "missing bus glue for ehci-hcd" + #endif + +diff --git a/drivers/usb/host/ehci-ssb.c b/drivers/usb/host/ehci-ssb.c +--- /dev/null ++++ b/drivers/usb/host/ehci-ssb.c +@@ -0,0 +1,201 @@ ++/* ++ * Sonics Silicon Backplane ++ * Broadcom USB-core EHCI driver (SSB bus glue) ++ * ++ * Copyright 2007 Steven Brown <sbrown@cortland.com> ++ * ++ * Derived from the OHCI-SSB driver ++ * Copyright 2007 Michael Buesch <mb@bu3sch.de> ++ * ++ * Derived from the EHCI-PCI driver ++ * Copyright (c) 2000-2004 by David Brownell ++ * ++ * Derived from the OHCI-PCI driver ++ * Copyright 1999 Roman Weissgaerber ++ * Copyright 2000-2002 David Brownell ++ * Copyright 1999 Linus Torvalds ++ * Copyright 1999 Gregory P. Smith ++ * ++ * Derived from the USBcore related parts of Broadcom-SB ++ * Copyright 2005 Broadcom Corporation ++ * ++ * Licensed under the GNU/GPL. See COPYING for details. ++ */ ++#include <linux/ssb/ssb.h> ++ ++#define SSB_OHCI_TMSLOW_HOSTMODE (1 << 29) ++ ++struct ssb_ehci_device { ++ struct ehci_hcd ehci; /* _must_ be at the beginning. */ ++ ++ u32 enable_flags; ++}; ++ ++static inline ++struct ssb_ehci_device *hcd_to_ssb_ehci(struct usb_hcd *hcd) ++{ ++ return (struct ssb_ehci_device *)(hcd->hcd_priv); ++} ++ ++ ++static int ssb_ehci_reset(struct usb_hcd *hcd) ++{ ++ struct ehci_hcd *ehci = hcd_to_ehci(hcd); ++ int err; ++ ++ ehci->caps = hcd->regs; ++ ehci->regs = hcd->regs + ++ HC_LENGTH(ehci_readl(ehci, &ehci->caps->hc_capbase)); ++ ++ dbg_hcs_params(ehci, "reset"); ++ dbg_hcc_params(ehci, "reset"); ++ ++ ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params); ++ ++ err = ehci_halt(ehci); ++ ++ if (err) ++ return err; ++ ++ err = ehci_init(hcd); ++ ++ if (err) ++ return err; ++ ++ ehci_port_power(ehci, 0); ++ ++ return err; ++} ++ ++static int ssb_ehci_start(struct usb_hcd *hcd) ++{ ++ struct ehci_hcd *ehci = hcd_to_ehci(hcd); ++ int err; ++ ++ err = ehci_run(hcd); ++ if (err < 0) { ++ ehci_err(ehci, "can't start\n"); ++ ehci_stop(hcd); ++ } ++ ++ return err; ++} ++ ++#ifdef CONFIG_PM ++static int ssb_ehci_hcd_suspend(struct usb_hcd *hcd, pm_message_t message) ++{ ++ struct ssb_ehci_device *ehcidev = hcd_to_ssb_ehci(hcd); ++ struct ehci_hcd *ehci = &ehcidev->ehci; ++ unsigned long flags; ++ ++ spin_lock_irqsave(&ehci->lock, flags); ++ ++ ehci_writel(ehci, EHCI_INTR_MIE, &ehci->regs->intrdisable); ++ ehci_readl(ehci, &ehci->regs->intrdisable); /* commit write */ ++ ++ /* make sure snapshot being resumed re-enumerates everything */ ++ if (message.event == PM_EVENT_PRETHAW) ++ ehci_usb_reset(ehci); ++ ++ clear_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags); ++ ++ spin_unlock_irqrestore(&ehci->lock, flags); ++ return 0; ++} ++ ++static int ssb_ehci_hcd_resume(struct usb_hcd *hcd) ++{ ++ set_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags); ++ usb_hcd_resume_root_hub(hcd); ++ return 0; ++} ++#endif /* CONFIG_PM */ ++ ++static const struct hc_driver ssb_ehci_hc_driver = { ++ .description = "ssb-usb-ehci", ++ .product_desc = "SSB EHCI Controller", ++ .hcd_priv_size = sizeof(struct ssb_ehci_device), ++ ++ .irq = ehci_irq, ++ .flags = HCD_MEMORY | HCD_USB2, ++ ++ .reset = ssb_ehci_reset, ++ .start = ssb_ehci_start, ++ .stop = ehci_stop, ++ .shutdown = ehci_shutdown, ++ ++#ifdef CONFIG_PM ++ .suspend = ssb_ehci_hcd_suspend, ++ .resume = ssb_ehci_hcd_resume, ++#endif ++ ++ .urb_enqueue = ehci_urb_enqueue, ++ .urb_dequeue = ehci_urb_dequeue, ++ .endpoint_disable = ehci_endpoint_disable, ++ ++ .get_frame_number = ehci_get_frame, ++ ++ .hub_status_data = ehci_hub_status_data, ++ .hub_control = ehci_hub_control, ++#ifdef CONFIG_PM ++ .bus_suspend = ehci_bus_suspend, ++ .bus_resume = ehci_bus_resume, ++#endif ++ ++}; ++ ++static void ssb_ehci_detach(struct ssb_device *dev, struct usb_hcd *hcd) ++{ ++ ++ usb_remove_hcd(hcd); ++ iounmap(hcd->regs); ++ usb_put_hcd(hcd); ++} ++EXPORT_SYMBOL_GPL(ssb_ehci_detach); ++ ++static int ssb_ehci_attach(struct ssb_device *dev, struct usb_hcd **ehci_hcd) ++{ ++ struct ssb_ehci_device *ehcidev; ++ struct usb_hcd *hcd; ++ int err = -ENOMEM; ++ u32 tmp, flags = 0; ++ ++ hcd = usb_create_hcd(&ssb_ehci_hc_driver, dev->dev, ++ dev->dev->bus_id); ++ if (!hcd) ++ goto err_dev_disable; ++ ++ ehcidev = hcd_to_ssb_ehci(hcd); ++ ehcidev->enable_flags = flags; ++ tmp = ssb_read32(dev, SSB_ADMATCH0); ++ hcd->rsrc_start = ssb_admatch_base(tmp) + 0x800; /* ehci core offset */ ++ hcd->rsrc_len = 0x100; /* ehci reg block size */ ++ /* ++ * start & size modified per sbutils.c ++ */ ++ hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len); ++ if (!hcd->regs) ++ goto err_put_hcd; ++ err = usb_add_hcd(hcd, dev->irq, IRQF_SHARED | IRQF_DISABLED); ++ if (err) ++ goto err_iounmap; ++ ++ *ehci_hcd = hcd; ++ ++ return err; ++ ++err_iounmap: ++ iounmap(hcd->regs); ++err_put_hcd: ++ usb_put_hcd(hcd); ++err_dev_disable: ++ ssb_device_disable(dev, flags); ++ return err; ++} ++EXPORT_SYMBOL_GPL(ssb_ehci_attach); ++ ++static const struct ssb_device_id ssb_ehci_table[] = { ++ SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB20_HOST, SSB_ANY_REV), ++ SSB_DEVTABLE_END ++}; ++MODULE_DEVICE_TABLE(ssb, ssb_ehci_table); +diff --git a/drivers/usb/host/ohci-ssb.c b/drivers/usb/host/ohci-ssb.c +--- a/drivers/usb/host/ohci-ssb.c ++++ b/drivers/usb/host/ohci-ssb.c +@@ -17,6 +17,8 @@ + */ + #include <linux/ssb/ssb.h> + ++extern int ssb_ehci_attach(struct ssb_device *dev, struct usb_hcd **hcd); ++extern void ssb_ehci_detach(struct ssb_device *dev, struct usb_hcd *hcd); + + #define SSB_OHCI_TMSLOW_HOSTMODE (1 << 29) + +@@ -24,6 +26,7 @@ struct ssb_ohci_device { + struct ohci_hcd ohci; /* _must_ be at the beginning. */ + + u32 enable_flags; ++ struct usb_hcd *ehci_hcd; + }; + + static inline +@@ -92,13 +95,25 @@ static const struct hc_driver ssb_ohci_hc_driver = { + static void ssb_ohci_detach(struct ssb_device *dev) + { + struct usb_hcd *hcd = ssb_get_drvdata(dev); ++#ifdef CONFIG_USB_EHCI_HCD_SSB ++ struct ssb_ohci_device *ohcidev = hcd_to_ssb_ohci(hcd); ++#endif + + usb_remove_hcd(hcd); + iounmap(hcd->regs); + usb_put_hcd(hcd); ++ ++#ifdef CONFIG_USB_EHCI_HCD_SSB ++ /* ++ * Also detach ehci function ++ */ ++ if (dev->id.coreid == SSB_DEV_USB20_HOST) ++ ssb_ehci_detach(dev, ohcidev->ehci_hcd); ++#endif + ssb_device_disable(dev, 0); + } + ++ + static int ssb_ohci_attach(struct ssb_device *dev) + { + struct ssb_ohci_device *ohcidev; +@@ -184,6 +199,14 @@ static int ssb_ohci_attach(struct ssb_device *dev) + + ssb_set_drvdata(dev, hcd); + ++#ifdef CONFIG_USB_EHCI_HCD_SSB ++ /* ++ * attach ehci function in this core ++ */ ++ if (dev->id.coreid == SSB_DEV_USB20_HOST) ++ err = ssb_ehci_attach(dev, &(ohcidev->ehci_hcd)); ++#endif ++ + return err; + + err_iounmap: diff --git a/target/linux/brcm47xx/patches-2.6.28/300-fork_cacheflush.patch b/target/linux/brcm47xx/patches-2.6.28/300-fork_cacheflush.patch new file mode 100644 index 000000000..87469d439 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.28/300-fork_cacheflush.patch @@ -0,0 +1,12 @@ +diff --git a/arch/mips/include/asm/cacheflush.h b/arch/mips/include/asm/cacheflush.h +--- a/arch/mips/include/asm/cacheflush.h ++++ b/arch/mips/include/asm/cacheflush.h +@@ -32,7 +32,7 @@ + extern void (*flush_cache_all)(void); + extern void (*__flush_cache_all)(void); + extern void (*flush_cache_mm)(struct mm_struct *mm); +-#define flush_cache_dup_mm(mm) do { (void) (mm); } while (0) ++#define flush_cache_dup_mm(mm) flush_cache_mm(mm) + extern void (*flush_cache_range)(struct vm_area_struct *vma, + unsigned long start, unsigned long end); + extern void (*flush_cache_page)(struct vm_area_struct *vma, unsigned long page, unsigned long pfn); diff --git a/target/linux/brcm47xx/patches-2.6.28/310-no_highpage.patch b/target/linux/brcm47xx/patches-2.6.28/310-no_highpage.patch new file mode 100644 index 000000000..2420e81a3 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.28/310-no_highpage.patch @@ -0,0 +1,68 @@ +diff --git a/arch/mips/include/asm/page.h b/arch/mips/include/asm/page.h +--- a/arch/mips/include/asm/page.h ++++ b/arch/mips/include/asm/page.h +@@ -32,6 +32,7 @@ + #ifndef __ASSEMBLY__ + + #include <linux/pfn.h> ++#include <asm/cpu-features.h> + #include <asm/io.h> + + extern void build_clear_page(void); +@@ -67,13 +68,16 @@ static inline void clear_user_page(void *addr, unsigned long vaddr, + flush_data_cache_page((unsigned long)addr); + } + +-extern void copy_user_page(void *vto, void *vfrom, unsigned long vaddr, +- struct page *to); +-struct vm_area_struct; +-extern void copy_user_highpage(struct page *to, struct page *from, +- unsigned long vaddr, struct vm_area_struct *vma); ++static inline void copy_user_page(void *vto, void *vfrom, unsigned long vaddr, ++ struct page *to) ++{ ++ extern void (*flush_data_cache_page)(unsigned long addr); + +-#define __HAVE_ARCH_COPY_USER_HIGHPAGE ++ copy_page(vto, vfrom); ++ if (!cpu_has_ic_fills_f_dc || ++ pages_do_alias((unsigned long)vto, vaddr & PAGE_MASK)) ++ flush_data_cache_page((unsigned long)vto); ++} + + /* + * These are used to make use of C type-checking.. +diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c +--- a/arch/mips/mm/init.c ++++ b/arch/mips/mm/init.c +@@ -206,30 +206,6 @@ void kunmap_coherent(void) + preempt_check_resched(); + } + +-void copy_user_highpage(struct page *to, struct page *from, +- unsigned long vaddr, struct vm_area_struct *vma) +-{ +- void *vfrom, *vto; +- +- vto = kmap_atomic(to, KM_USER1); +- if (cpu_has_dc_aliases && cpu_use_kmap_coherent && +- page_mapped(from) && !Page_dcache_dirty(from)) { +- vfrom = kmap_coherent(from, vaddr); +- copy_page(vto, vfrom); +- kunmap_coherent(); +- } else { +- vfrom = kmap_atomic(from, KM_USER0); +- copy_page(vto, vfrom); +- kunmap_atomic(vfrom, KM_USER0); +- } +- if ((!cpu_has_ic_fills_f_dc) || +- pages_do_alias((unsigned long)vto, vaddr & PAGE_MASK)) +- flush_data_cache_page((unsigned long)vto); +- kunmap_atomic(vto, KM_USER1); +- /* Make sure this page is cleared on other CPU's too before using it */ +- smp_wmb(); +-} +- + void copy_to_user_page(struct vm_area_struct *vma, + struct page *page, unsigned long vaddr, void *dst, const void *src, + unsigned long len) diff --git a/target/linux/brcm47xx/patches-2.6.28/400-arch-bcm47xx.patch b/target/linux/brcm47xx/patches-2.6.28/400-arch-bcm47xx.patch new file mode 100644 index 000000000..ae7bd74dc --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.28/400-arch-bcm47xx.patch @@ -0,0 +1,326 @@ +diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig +--- a/arch/mips/Kconfig ++++ b/arch/mips/Kconfig +@@ -53,6 +53,7 @@ config BCM47XX + select SSB_DRIVER_MIPS + select SSB_DRIVER_EXTIF + select SSB_EMBEDDED ++ select SSB_B43_PCI_BRIDGE + select SSB_PCICORE_HOSTMODE if PCI + select GENERIC_GPIO + select SYS_HAS_EARLY_PRINTK +diff --git a/arch/mips/bcm47xx/Makefile b/arch/mips/bcm47xx/Makefile +--- a/arch/mips/bcm47xx/Makefile ++++ b/arch/mips/bcm47xx/Makefile +@@ -3,4 +3,4 @@ + # under Linux. + # + +-obj-y := gpio.o irq.o prom.o serial.o setup.o time.o wgt634u.o ++obj-y := cfe_env.o gpio.o irq.o nvram.o prom.o serial.o setup.o time.o wgt634u.o +diff --git a/arch/mips/bcm47xx/irq.c b/arch/mips/bcm47xx/irq.c +--- a/arch/mips/bcm47xx/irq.c ++++ b/arch/mips/bcm47xx/irq.c +@@ -1,5 +1,6 @@ + /* + * Copyright (C) 2004 Florian Schirmer <jolt@tuxbox.org> ++ * Copyright (C) 2008 Michael Buesch <mb@bu3sch.de> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the +@@ -23,10 +24,19 @@ + */ + + #include <linux/types.h> ++#include <linux/errno.h> ++#include <linux/init.h> + #include <linux/interrupt.h> + #include <linux/irq.h> ++#include <linux/pci.h> ++#include <linux/ssb/ssb.h> ++ + #include <asm/irq_cpu.h> + ++ ++extern struct ssb_bus ssb_bcm47xx; ++ ++ + void plat_irq_dispatch(void) + { + u32 cause; +diff --git a/arch/mips/bcm47xx/nvram.c b/arch/mips/bcm47xx/nvram.c +--- a/arch/mips/bcm47xx/nvram.c ++++ b/arch/mips/bcm47xx/nvram.c +@@ -24,10 +24,10 @@ + #include <asm/io.h> + #include <asm/uaccess.h> + +-#include <nvram.h> ++#include "include/nvram.h" + + #define MB * 1048576 +-extern struct ssb_bus ssb; ++extern struct ssb_bus ssb_bcm47xx; + + static char nvram_buf[NVRAM_SPACE]; + static int cfe_env; +@@ -36,7 +36,7 @@ extern char *cfe_env_get(char *nv_buf, const char *name); + /* Probe for NVRAM header */ + static void __init early_nvram_init(void) + { +- struct ssb_mipscore *mcore = &ssb.mipscore; ++ struct ssb_mipscore *mcore = &ssb_bcm47xx.mipscore; + struct nvram_header *header; + int i; + u32 base, lim, off; +diff --git a/arch/mips/bcm47xx/setup.c b/arch/mips/bcm47xx/setup.c +--- a/arch/mips/bcm47xx/setup.c ++++ b/arch/mips/bcm47xx/setup.c +@@ -2,7 +2,7 @@ + * Copyright (C) 2004 Florian Schirmer <jolt@tuxbox.org> + * Copyright (C) 2005 Waldemar Brodkorb <wbx@openwrt.org> + * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org> +- * Copyright (C) 2006 Michael Buesch <mb@bu3sch.de> ++ * Copyright (C) 2006-2008 Michael Buesch <mb@bu3sch.de> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the +@@ -25,18 +25,28 @@ + * 675 Mass Ave, Cambridge, MA 02139, USA. + */ + ++#include <linux/init.h> + #include <linux/types.h> + #include <linux/ssb/ssb.h> + #include <linux/ssb/ssb_embedded.h> ++#include <linux/tty.h> ++#include <linux/serial.h> ++#include <linux/serial_core.h> ++#include <linux/serial_reg.h> ++#include <linux/serial_8250.h> + #include <asm/bootinfo.h> + #include <asm/reboot.h> + #include <asm/time.h> +-#include <bcm47xx.h> + #include <asm/fw/cfe/cfe_api.h> ++#include <linux/pm.h> ++ ++#include "include/nvram.h" + + struct ssb_bus ssb_bcm47xx; + EXPORT_SYMBOL(ssb_bcm47xx); + ++extern void bcm47xx_pci_init(void); ++ + static void bcm47xx_machine_restart(char *command) + { + printk(KERN_ALERT "Please stand by while rebooting the system...\n"); +@@ -56,7 +66,7 @@ static void bcm47xx_machine_halt(void) + cpu_relax(); + } + +-static void str2eaddr(char *str, char *dest) ++static void e_aton(char *str, char *dest) + { + int i = 0; + +@@ -73,52 +83,141 @@ static void str2eaddr(char *str, char *dest) + } + } + +-static int bcm47xx_get_invariants(struct ssb_bus *bus, +- struct ssb_init_invariants *iv) ++static void bcm47xx_fill_sprom(struct ssb_sprom *sprom) ++{ ++ char *s; ++ ++ memset(sprom, 0xFF, sizeof(struct ssb_sprom)); ++ ++ sprom->revision = 1; ++ if ((s = nvram_get("il0macaddr"))) ++ e_aton(s, sprom->il0mac); ++ if ((s = nvram_get("et0macaddr"))) ++ e_aton(s, sprom->et0mac); ++ if ((s = nvram_get("et1macaddr"))) ++ e_aton(s, sprom->et1mac); ++ if ((s = nvram_get("et0phyaddr"))) ++ sprom->et0phyaddr = simple_strtoul(s, NULL, 0); ++ if ((s = nvram_get("et1phyaddr"))) ++ sprom->et1phyaddr = simple_strtoul(s, NULL, 0); ++ if ((s = nvram_get("et0mdcport"))) ++ sprom->et0mdcport = !!simple_strtoul(s, NULL, 10); ++ if ((s = nvram_get("et1mdcport"))) ++ sprom->et1mdcport = !!simple_strtoul(s, NULL, 10); ++ if ((s = nvram_get("pa0b0"))) ++ sprom->pa0b0 = simple_strtoul(s, NULL, 0); ++ if ((s = nvram_get("pa0b1"))) ++ sprom->pa0b1 = simple_strtoul(s, NULL, 0); ++ if ((s = nvram_get("pa0b2"))) ++ sprom->pa0b2 = simple_strtoul(s, NULL, 0); ++ if ((s = nvram_get("pa1b0"))) ++ sprom->pa1b0 = simple_strtoul(s, NULL, 0); ++ if ((s = nvram_get("pa1b1"))) ++ sprom->pa1b1 = simple_strtoul(s, NULL, 0); ++ if ((s = nvram_get("pa1b2"))) ++ sprom->pa1b2 = simple_strtoul(s, NULL, 0); ++ if ((s = nvram_get("wl0gpio0"))) ++ sprom->gpio0 = simple_strtoul(s, NULL, 0); ++ if ((s = nvram_get("wl0gpio1"))) ++ sprom->gpio1 = simple_strtoul(s, NULL, 0); ++ if ((s = nvram_get("wl0gpio2"))) ++ sprom->gpio2 = simple_strtoul(s, NULL, 0); ++ if ((s = nvram_get("wl0gpio3"))) ++ sprom->gpio3 = simple_strtoul(s, NULL, 0); ++ if ((s = nvram_get("pa0maxpwr"))) ++ sprom->maxpwr_bg = simple_strtoul(s, NULL, 0); ++ if ((s = nvram_get("pa1maxpwr"))) ++ sprom->maxpwr_a = simple_strtoul(s, NULL, 0); ++ if ((s = nvram_get("pa0itssit"))) ++ sprom->itssi_bg = simple_strtoul(s, NULL, 0); ++ if ((s = nvram_get("pa1itssit"))) ++ sprom->itssi_a = simple_strtoul(s, NULL, 0); ++ sprom->boardflags_lo = 0; ++ if ((s = nvram_get("boardflags"))) ++ sprom->boardflags_lo = simple_strtoul(s, NULL, 0); ++ sprom->boardflags_hi = 0; ++ if ((s = nvram_get("boardflags2"))) ++ sprom->boardflags_hi = simple_strtoul(s, NULL, 0); ++} ++ ++static int bcm47xx_get_invariants(struct ssb_bus *bus, struct ssb_init_invariants *iv) + { +- char buf[100]; +- +- /* Fill boardinfo structure */ +- memset(&(iv->boardinfo), 0 , sizeof(struct ssb_boardinfo)); +- +- if (cfe_getenv("boardvendor", buf, sizeof(buf)) >= 0) +- iv->boardinfo.type = (u16)simple_strtoul(buf, NULL, 0); +- if (cfe_getenv("boardtype", buf, sizeof(buf)) >= 0) +- iv->boardinfo.type = (u16)simple_strtoul(buf, NULL, 0); +- if (cfe_getenv("boardrev", buf, sizeof(buf)) >= 0) +- iv->boardinfo.rev = (u16)simple_strtoul(buf, NULL, 0); +- +- /* Fill sprom structure */ +- memset(&(iv->sprom), 0, sizeof(struct ssb_sprom)); +- iv->sprom.revision = 3; +- +- if (cfe_getenv("et0macaddr", buf, sizeof(buf)) >= 0) +- str2eaddr(buf, iv->sprom.et0mac); +- if (cfe_getenv("et1macaddr", buf, sizeof(buf)) >= 0) +- str2eaddr(buf, iv->sprom.et1mac); +- if (cfe_getenv("et0phyaddr", buf, sizeof(buf)) >= 0) +- iv->sprom.et0phyaddr = simple_strtoul(buf, NULL, 10); +- if (cfe_getenv("et1phyaddr", buf, sizeof(buf)) >= 0) +- iv->sprom.et1phyaddr = simple_strtoul(buf, NULL, 10); +- if (cfe_getenv("et0mdcport", buf, sizeof(buf)) >= 0) +- iv->sprom.et0mdcport = simple_strtoul(buf, NULL, 10); +- if (cfe_getenv("et1mdcport", buf, sizeof(buf)) >= 0) +- iv->sprom.et1mdcport = simple_strtoul(buf, NULL, 10); ++ char *s; ++ ++ iv->boardinfo.vendor = SSB_BOARDVENDOR_BCM; ++ if ((s = nvram_get("boardtype"))) ++ iv->boardinfo.type = (u16)simple_strtoul(s, NULL, 0); ++ if ((s = nvram_get("boardrev"))) ++ iv->boardinfo.rev = (u16)simple_strtoul(s, NULL, 0); ++ ++ bcm47xx_fill_sprom(&iv->sprom); ++ ++ if ((s = nvram_get("cardbus"))) ++ iv->has_cardbus_slot = !!simple_strtoul(s, NULL, 10); + + return 0; + } + + void __init plat_mem_setup(void) + { +- int err; ++ int i, err; ++ char *s; ++ struct ssb_mipscore *mcore; ++ ++ err = ssb_bus_ssbbus_register(&ssb_bcm47xx, SSB_ENUM_BASE, bcm47xx_get_invariants); ++ if (err) { ++ const char *msg = "Failed to initialize SSB bus (err %d)\n"; ++ printk(msg, err); /* Make sure the message gets out of the box. */ ++ panic(msg, err); ++ } ++ mcore = &ssb_bcm47xx.mipscore; ++ ++ s = nvram_get("kernel_args"); ++ if (s && !strncmp(s, "console=ttyS1", 13)) { ++ struct ssb_serial_port port; + +- err = ssb_bus_ssbbus_register(&ssb_bcm47xx, SSB_ENUM_BASE, +- bcm47xx_get_invariants); +- if (err) +- panic("Failed to initialize SSB bus (err %d)\n", err); ++ printk("Swapping serial ports!\n"); ++ /* swap serial ports */ ++ memcpy(&port, &mcore->serial_ports[0], sizeof(port)); ++ memcpy(&mcore->serial_ports[0], &mcore->serial_ports[1], sizeof(port)); ++ memcpy(&mcore->serial_ports[1], &port, sizeof(port)); ++ } ++ ++ for (i = 0; i < mcore->nr_serial_ports; i++) { ++ struct ssb_serial_port *port = &(mcore->serial_ports[i]); ++ struct uart_port s; ++ ++ memset(&s, 0, sizeof(s)); ++ s.line = i; ++ s.membase = port->regs; ++ s.irq = port->irq + 2; ++ s.uartclk = port->baud_base; ++ s.flags = UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ; ++ s.iotype = SERIAL_IO_MEM; ++ s.regshift = port->reg_shift; ++ ++ early_serial_setup(&s); ++ } ++ printk("Serial init done.\n"); + + _machine_restart = bcm47xx_machine_restart; + _machine_halt = bcm47xx_machine_halt; + pm_power_off = bcm47xx_machine_halt; + } + ++static int __init bcm47xx_register_gpiodev(void) ++{ ++ static struct resource res = { ++ .start = 0xFFFFFFFF, ++ }; ++ struct platform_device *pdev; ++ ++ pdev = platform_device_register_simple("GPIODEV", 0, &res, 1); ++ if (!pdev) { ++ printk(KERN_ERR "bcm47xx: GPIODEV init failed\n"); ++ return -ENODEV; ++ } ++ ++ return 0; ++} ++device_initcall(bcm47xx_register_gpiodev); +diff --git a/arch/mips/bcm47xx/time.c b/arch/mips/bcm47xx/time.c +--- a/arch/mips/bcm47xx/time.c ++++ b/arch/mips/bcm47xx/time.c +@@ -22,11 +22,17 @@ + * 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +- + #include <linux/init.h> ++#include <linux/kernel.h> ++#include <linux/sched.h> ++#include <linux/serial_reg.h> ++#include <linux/interrupt.h> + #include <linux/ssb/ssb.h> ++#include <asm/addrspace.h> ++#include <asm/io.h> + #include <asm/time.h> +-#include <bcm47xx.h> ++ ++extern struct ssb_bus ssb_bcm47xx; + + void __init plat_time_init(void) + { diff --git a/target/linux/brcm47xx/patches-2.6.28/500-lzma_initramfs.patch b/target/linux/brcm47xx/patches-2.6.28/500-lzma_initramfs.patch new file mode 100644 index 000000000..d03d34b33 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.28/500-lzma_initramfs.patch @@ -0,0 +1,119 @@ +diff --git a/init/initramfs.c b/init/initramfs.c +--- a/init/initramfs.c ++++ b/init/initramfs.c +@@ -475,6 +475,69 @@ static void __init flush_window(void) + outcnt = 0; + } + ++#include <linux/LzmaDecode.h> ++static int __init lzma_unzip(void) ++{ ++ unsigned int i; /* temp value */ ++ unsigned int lc; /* literal context bits */ ++ unsigned int lp; /* literal pos state bits */ ++ unsigned int pb; /* pos state bits */ ++ unsigned int osize; /* uncompressed size */ ++ unsigned char *workspace; ++ unsigned char* outputbuffer; ++ unsigned int outsizeProcessed = 0; ++ int workspace_size; ++ int res; ++ ++ // lzma args ++ i = get_byte(); ++ lc = i % 9, i = i / 9; ++ lp = i % 5, pb = i / 5; ++ ++ // skip dictionary size ++ for (i = 0; i < 4; i++) ++ get_byte(); ++ ++ /* read the lower half of uncompressed size in the header */ ++ osize = ((unsigned int)get_byte()) + ++ ((unsigned int)get_byte() << 8) + ++ ((unsigned int)get_byte() << 16) + ++ ((unsigned int)get_byte() << 24); ++ ++ /* skip rest of the header (upper half of uncompressed size) */ ++ for (i = 0; i < 4; i++) ++ get_byte(); ++ ++ workspace_size = ((LZMA_BASE_SIZE + (LZMA_LIT_SIZE << (lc + lp))) * sizeof(CProb)) + 100; ++ printk( KERN_NOTICE "initramfs: LZMA lc=%d,lp=%d,pb=%d,origSize=%d\n", ++ lc,lp,pb,osize); ++ outputbuffer = kmalloc(osize, GFP_KERNEL); ++ if (outputbuffer == 0) { ++ printk(KERN_ERR "initramfs: Couldn't allocate lzma output buffer\n"); ++ return -1; ++ } ++ ++ workspace = kmalloc(workspace_size, GFP_KERNEL); ++ if (workspace == NULL) { ++ printk(KERN_ERR "initramfs: Couldn't allocate lzma workspace\n"); ++ return -1; ++ } ++ ++ res = LzmaDecode(workspace, workspace_size, lc, lp, pb, inbuf + inptr, insize - inptr, outputbuffer, osize, &outsizeProcessed); ++ if( res != 0 ) { ++ panic( KERN_ERR "initramfs: Lzma decode failure\n"); ++ return -1; ++ } ++ ++ flush_buffer(outputbuffer, outsizeProcessed); ++ inptr = insize; ++ ++ kfree(outputbuffer); ++ kfree(workspace); ++ state = Reset; ++ return 0; ++} ++ + static char * __init unpack_to_rootfs(char *buf, unsigned len, int check_only) + { + int written; +@@ -509,12 +572,28 @@ static char * __init unpack_to_rootfs(char *buf, unsigned len, int check_only) + inptr = 0; + outcnt = 0; /* bytes in output buffer */ + bytes_out = 0; +- crc = (ulg)0xffffffffL; /* shift register contents */ +- makecrc(); +- gunzip(); +- if (state != Reset) ++ if( inbuf[0] == 037 && ((inbuf[1] == 0213) || (inbuf[1] == 0236))) ++ { ++ printk( KERN_NOTICE "detected gzip initramfs\n"); ++ crc = (ulg)0xffffffffL; /* shift register contents */ ++ makecrc(); ++ gunzip(); ++ if (state != Reset) + error("junk in gzipped archive"); +- this_header = saved_offset + inptr; ++ } ++ else if(!memcmp(inbuf+1, "\x00\x00\x80\x00", 4)) /* FIXME: hardcoded dictionary size */ ++ { ++ printk( KERN_NOTICE "detected lzma initramfs\n"); ++ lzma_unzip(); ++ } ++ else ++ { ++ // skip forward ? ++ crc = (ulg)0xffffffffL; /* shift register contents */ ++ makecrc(); ++ gunzip(); ++ } ++ this_header = saved_offset + inptr; + buf += inptr; + len -= inptr; + } +diff --git a/scripts/gen_initramfs_list.sh b/scripts/gen_initramfs_list.sh +--- a/scripts/gen_initramfs_list.sh ++++ b/scripts/gen_initramfs_list.sh +@@ -287,7 +287,7 @@ if [ ! -z ${output_file} ]; then + if [ "${is_cpio_compressed}" = "compressed" ]; then + cat ${cpio_tfile} > ${output_file} + else +- cat ${cpio_tfile} | gzip -f -9 - > ${output_file} ++ lzma e -lc1 -lp2 -pb2 ${cpio_tfile} ${output_file} + fi + [ -z ${cpio_file} ] && rm ${cpio_tfile} + fi diff --git a/target/linux/brcm47xx/patches-2.6.28/601-mips-remove-pci-collision-check.patch b/target/linux/brcm47xx/patches-2.6.28/601-mips-remove-pci-collision-check.patch new file mode 100644 index 000000000..50b6fbdfe --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.28/601-mips-remove-pci-collision-check.patch @@ -0,0 +1,19 @@ +diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c +--- a/arch/mips/pci/pci.c ++++ b/arch/mips/pci/pci.c +@@ -207,12 +207,10 @@ static int pcibios_enable_resources(struct pci_dev *dev, int mask) + if ((idx == PCI_ROM_RESOURCE) && + (!(r->flags & IORESOURCE_ROM_ENABLE))) + continue; +- if (!r->start && r->end) { +- printk(KERN_ERR "PCI: Device %s not available " +- "because of resource collisions\n", ++ if (!r->start && r->end) ++ printk(KERN_WARNING "PCI: Device %s resource" ++ "collisions detected. Ignoring...\n", + pci_name(dev)); +- return -EINVAL; +- } + if (r->flags & IORESOURCE_IO) + cmd |= PCI_COMMAND_IO; + if (r->flags & IORESOURCE_MEM) diff --git a/target/linux/brcm47xx/patches-2.6.28/700-ssb-gigabit-ethernet-driver.patch b/target/linux/brcm47xx/patches-2.6.28/700-ssb-gigabit-ethernet-driver.patch new file mode 100644 index 000000000..f02269e02 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.28/700-ssb-gigabit-ethernet-driver.patch @@ -0,0 +1,338 @@ +diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c +--- a/drivers/net/tg3.c ++++ b/drivers/net/tg3.c +@@ -40,6 +40,7 @@ + #include <linux/workqueue.h> + #include <linux/prefetch.h> + #include <linux/dma-mapping.h> ++#include <linux/ssb/ssb_driver_gige.h> + + #include <net/checksum.h> + #include <net/ip.h> +@@ -428,8 +429,9 @@ static void _tw32_flush(struct tg3 *tp, u32 off, u32 val, u32 usec_wait) + static inline void tw32_mailbox_flush(struct tg3 *tp, u32 off, u32 val) + { + tp->write32_mbox(tp, off, val); +- if (!(tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) && +- !(tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND)) ++ if ((tp->tg3_flags3 & TG3_FLG3_FLUSH_POSTED_WRITES) || ++ (!(tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) && ++ !(tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND))) + tp->read32_mbox(tp, off); + } + +@@ -439,7 +441,7 @@ static void tg3_write32_tx_mbox(struct tg3 *tp, u32 off, u32 val) + writel(val, mbox); + if (tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG) + writel(val, mbox); +- if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) ++ if ((tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) || (tp->tg3_flags3 & TG3_FLG3_FLUSH_POSTED_WRITES)) + readl(mbox); + } + +@@ -711,7 +713,7 @@ static void tg3_switch_clocks(struct tg3 *tp) + + #define PHY_BUSY_LOOPS 5000 + +-static int tg3_readphy(struct tg3 *tp, int reg, u32 *val) ++static int __tg3_readphy(struct tg3 *tp, unsigned int phy_addr, int reg, u32 *val) + { + u32 frame_val; + unsigned int loops; +@@ -725,7 +727,7 @@ static int tg3_readphy(struct tg3 *tp, int reg, u32 *val) + + *val = 0x0; + +- frame_val = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) & ++ frame_val = ((phy_addr << MI_COM_PHY_ADDR_SHIFT) & + MI_COM_PHY_ADDR_MASK); + frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) & + MI_COM_REG_ADDR_MASK); +@@ -760,7 +762,12 @@ static int tg3_readphy(struct tg3 *tp, int reg, u32 *val) + return ret; + } + +-static int tg3_writephy(struct tg3 *tp, int reg, u32 val) ++static int tg3_readphy(struct tg3 *tp, int reg, u32 *val) ++{ ++ return __tg3_readphy(tp, PHY_ADDR, reg, val); ++} ++ ++static int __tg3_writephy(struct tg3 *tp, unsigned int phy_addr, int reg, u32 val) + { + u32 frame_val; + unsigned int loops; +@@ -776,7 +783,7 @@ static int tg3_writephy(struct tg3 *tp, int reg, u32 val) + udelay(80); + } + +- frame_val = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) & ++ frame_val = ((phy_addr << MI_COM_PHY_ADDR_SHIFT) & + MI_COM_PHY_ADDR_MASK); + frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) & + MI_COM_REG_ADDR_MASK); +@@ -809,6 +816,11 @@ static int tg3_writephy(struct tg3 *tp, int reg, u32 val) + return ret; + } + ++static int tg3_writephy(struct tg3 *tp, int reg, u32 val) ++{ ++ return __tg3_writephy(tp, PHY_ADDR, reg, val); ++} ++ + static int tg3_bmcr_reset(struct tg3 *tp) + { + u32 phy_control; +@@ -2232,8 +2244,10 @@ static int tg3_set_power_state(struct tg3 *tp, pci_power_t state) + tg3_frob_aux_power(tp); + + /* Workaround for unstable PLL clock */ +- if ((GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_AX) || +- (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_BX)) { ++ if ((tp->phy_id & PHY_ID_MASK != PHY_ID_BCM5750_2) && ++ /* !!! FIXME !!! */ ++ ((GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_AX) || ++ (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_BX))) { + u32 val = tr32(0x7d00); + + val &= ~((1 << 16) | (1 << 4) | (1 << 2) | (1 << 1) | 1); +@@ -2725,6 +2739,14 @@ relink: + + tg3_phy_copper_begin(tp); + ++ if (tp->tg3_flags3 & TG3_FLG3_ROBOSWITCH) { ++ current_link_up = 1; ++ current_speed = SPEED_1000; //FIXME ++ current_duplex = DUPLEX_FULL; ++ tp->link_config.active_speed = current_speed; ++ tp->link_config.active_duplex = current_duplex; ++ } ++ + tg3_readphy(tp, MII_BMSR, &tmp); + if (!tg3_readphy(tp, MII_BMSR, &tmp) && + (tmp & BMSR_LSTATUS)) +@@ -5659,6 +5681,11 @@ static int tg3_poll_fw(struct tg3 *tp) + int i; + u32 val; + ++ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) { ++ /* We don't use firmware. */ ++ return 0; ++ } ++ + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) { + /* Wait up to 20ms for init done. */ + for (i = 0; i < 200; i++) { +@@ -5902,6 +5929,14 @@ static int tg3_chip_reset(struct tg3 *tp) + tw32(0x5000, 0x400); + } + ++ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) { ++ /* BCM4785: In order to avoid repercussions from using potentially ++ * defective internal ROM, stop the Rx RISC CPU, which is not ++ * required. */ ++ tg3_stop_fw(tp); ++ tg3_halt_cpu(tp, RX_CPU_BASE); ++ } ++ + tw32(GRC_MODE, tp->grc_mode); + + if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0) { +@@ -6176,9 +6211,12 @@ static int tg3_halt_cpu(struct tg3 *tp, u32 offset) + return -ENODEV; + } + +- /* Clear firmware's nvram arbitration. */ +- if (tp->tg3_flags & TG3_FLAG_NVRAM) +- tw32(NVRAM_SWARB, SWARB_REQ_CLR0); ++ if (!(tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE)) { ++ /* Clear firmware's nvram arbitration. */ ++ if (tp->tg3_flags & TG3_FLAG_NVRAM) ++ tw32(NVRAM_SWARB, SWARB_REQ_CLR0); ++ } ++ + return 0; + } + +@@ -6259,6 +6297,11 @@ static int tg3_load_5701_a0_firmware_fix(struct tg3 *tp) + struct fw_info info; + int err, i; + ++ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) { ++ /* We don't use firmware. */ ++ return 0; ++ } ++ + info.text_base = TG3_FW_TEXT_ADDR; + info.text_len = TG3_FW_TEXT_LEN; + info.text_data = &tg3FwText[0]; +@@ -6817,6 +6860,11 @@ static int tg3_load_tso_firmware(struct tg3 *tp) + unsigned long cpu_base, cpu_scratch_base, cpu_scratch_size; + int err, i; + ++ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) { ++ /* We don't use firmware. */ ++ return 0; ++ } ++ + if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) + return 0; + +@@ -7776,6 +7824,11 @@ static void tg3_timer(unsigned long __opaque) + + spin_lock(&tp->lock); + ++ if (tp->tg3_flags3 & TG3_FLG3_FLUSH_POSTED_WRITES) { ++ /* BCM4785: Flush posted writes from GbE to host memory. */ ++ tr32(HOSTCC_MODE); ++ } ++ + if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) { + /* All of this garbage is because when using non-tagged + * IRQ status the mailbox/status_block protocol the chip +@@ -9469,6 +9522,11 @@ static int tg3_test_nvram(struct tg3 *tp) + __le32 *buf; + int i, j, k, err = 0, size; + ++ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) { ++ /* We don't have NVRAM. */ ++ return 0; ++ } ++ + if (tg3_nvram_read_swab(tp, 0, &magic) != 0) + return -EIO; + +@@ -10262,7 +10320,7 @@ static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) + return -EAGAIN; + + spin_lock_bh(&tp->lock); +- err = tg3_readphy(tp, data->reg_num & 0x1f, &mii_regval); ++ err = __tg3_readphy(tp, data->phy_id & 0x1f, data->reg_num & 0x1f, &mii_regval); + spin_unlock_bh(&tp->lock); + + data->val_out = mii_regval; +@@ -10281,7 +10339,7 @@ static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) + return -EAGAIN; + + spin_lock_bh(&tp->lock); +- err = tg3_writephy(tp, data->reg_num & 0x1f, data->val_in); ++ err = __tg3_writephy(tp, data->phy_id & 0x1f, data->reg_num & 0x1f, data->val_in); + spin_unlock_bh(&tp->lock); + + return err; +@@ -10759,6 +10817,12 @@ static void __devinit tg3_get_5906_nvram_info(struct tg3 *tp) + /* Chips other than 5700/5701 use the NVRAM for fetching info. */ + static void __devinit tg3_nvram_init(struct tg3 *tp) + { ++ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) { ++ /* No NVRAM and EEPROM on the SSB Broadcom GigE core. */ ++ tp->tg3_flags &= ~(TG3_FLAG_NVRAM | TG3_FLAG_NVRAM_BUFFERED); ++ return; ++ } ++ + tw32_f(GRC_EEPROM_ADDR, + (EEPROM_ADDR_FSM_RESET | + (EEPROM_DEFAULT_CLOCK_PERIOD << +@@ -10900,6 +10964,9 @@ static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val) + { + int ret; + ++ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) ++ return -ENODEV; ++ + if (!(tp->tg3_flags & TG3_FLAG_NVRAM)) + return tg3_nvram_read_using_eeprom(tp, offset, val); + +@@ -11147,6 +11214,9 @@ static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf) + { + int ret; + ++ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) ++ return -ENODEV; ++ + if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) { + tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl & + ~GRC_LCLCTRL_GPIO_OUTPUT1); +@@ -12205,7 +12275,6 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) + tp->write32 = tg3_write_flush_reg32; + } + +- + if ((tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG) || + (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)) { + tp->write32_tx_mbox = tg3_write32_tx_mbox; +@@ -12241,6 +12310,11 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701))) + tp->tg3_flags |= TG3_FLAG_SRAM_USE_CONFIG; + ++ if (tp->tg3_flags3 & TG3_FLG3_FLUSH_POSTED_WRITES) { ++ tp->write32_tx_mbox = tg3_write_flush_reg32; ++ tp->write32_rx_mbox = tg3_write_flush_reg32; ++ } ++ + /* Get eeprom hw config before calling tg3_set_power_state(). + * In particular, the TG3_FLG2_IS_NIC flag must be + * determined before calling tg3_set_power_state() so that +@@ -12640,6 +12714,10 @@ static int __devinit tg3_get_device_address(struct tg3 *tp) + } + + if (!is_valid_ether_addr(&dev->dev_addr[0])) { ++ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) ++ ssb_gige_get_macaddr(tp->pdev, &dev->dev_addr[0]); ++ } ++ if (!is_valid_ether_addr(&dev->dev_addr[0])) { + #ifdef CONFIG_SPARC + if (!tg3_get_default_macaddr_sparc(tp)) + return 0; +@@ -13131,6 +13209,7 @@ static char * __devinit tg3_phy_string(struct tg3 *tp) + case PHY_ID_BCM5704: return "5704"; + case PHY_ID_BCM5705: return "5705"; + case PHY_ID_BCM5750: return "5750"; ++ case PHY_ID_BCM5750_2: return "5750-2"; + case PHY_ID_BCM5752: return "5752"; + case PHY_ID_BCM5714: return "5714"; + case PHY_ID_BCM5780: return "5780"; +@@ -13317,6 +13396,13 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, + tp->msg_enable = tg3_debug; + else + tp->msg_enable = TG3_DEF_MSG_ENABLE; ++ if (pdev_is_ssb_gige_core(pdev)) { ++ tp->tg3_flags3 |= TG3_FLG3_IS_SSB_CORE; ++ if (ssb_gige_must_flush_posted_writes(pdev)) ++ tp->tg3_flags3 |= TG3_FLG3_FLUSH_POSTED_WRITES; ++ if (ssb_gige_have_roboswitch(pdev)) ++ tp->tg3_flags3 |= TG3_FLG3_ROBOSWITCH; ++ } + + /* The word/byte swap controls here control register access byte + * swapping. DMA data byte swapping is controlled in the GRC_MODE +diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h +--- a/drivers/net/tg3.h ++++ b/drivers/net/tg3.h +@@ -2516,6 +2516,9 @@ struct tg3 { + #define TG3_FLG3_RGMII_STD_IBND_DISABLE 0x00000100 + #define TG3_FLG3_RGMII_EXT_IBND_RX_EN 0x00000200 + #define TG3_FLG3_RGMII_EXT_IBND_TX_EN 0x00000400 ++#define TG3_FLG3_IS_SSB_CORE 0x00000800 ++#define TG3_FLG3_FLUSH_POSTED_WRITES 0x00001000 ++#define TG3_FLG3_ROBOSWITCH 0x00002000 + + struct timer_list timer; + u16 timer_counter; +@@ -2574,6 +2577,7 @@ struct tg3 { + #define PHY_ID_BCM5714 0x60008340 + #define PHY_ID_BCM5780 0x60008350 + #define PHY_ID_BCM5755 0xbc050cc0 ++#define PHY_ID_BCM5750_2 0xbc050cd0 + #define PHY_ID_BCM5787 0xbc050ce0 + #define PHY_ID_BCM5756 0xbc050ed0 + #define PHY_ID_BCM5784 0xbc050fa0 +@@ -2613,7 +2617,7 @@ struct tg3 { + (X) == PHY_ID_BCM5780 || (X) == PHY_ID_BCM5787 || \ + (X) == PHY_ID_BCM5755 || (X) == PHY_ID_BCM5756 || \ + (X) == PHY_ID_BCM5906 || (X) == PHY_ID_BCM5761 || \ +- (X) == PHY_ID_BCM8002) ++ (X) == PHY_ID_BCM8002 || (X) == PHY_ID_BCM5750_2) + + struct tg3_hw_stats *hw_stats; + dma_addr_t stats_mapping; diff --git a/target/linux/brcm47xx/patches-2.6.28/800-fix_cfe_detection.patch b/target/linux/brcm47xx/patches-2.6.28/800-fix_cfe_detection.patch new file mode 100644 index 000000000..eb5ec49d5 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.28/800-fix_cfe_detection.patch @@ -0,0 +1,108 @@ +diff --git a/arch/mips/bcm47xx/prom.c b/arch/mips/bcm47xx/prom.c +--- a/arch/mips/bcm47xx/prom.c ++++ b/arch/mips/bcm47xx/prom.c +@@ -32,6 +32,7 @@ + #include <asm/fw/cfe/cfe_error.h> + + static int cfe_cons_handle; ++static void (* __prom_putchar)(char c); + + const char *get_system_type(void) + { +@@ -40,65 +41,40 @@ const char *get_system_type(void) + + void prom_putchar(char c) + { ++ if (__prom_putchar) ++ __prom_putchar(c); ++} ++ ++void prom_putchar_cfe(char c) ++{ + while (cfe_write(cfe_cons_handle, &c, 1) == 0) + ; + } + +-static __init void prom_init_cfe(void) ++static __init int prom_init_cfe(void) + { + uint32_t cfe_ept; + uint32_t cfe_handle; + uint32_t cfe_eptseal; +- int argc = fw_arg0; +- char **envp = (char **) fw_arg2; +- int *prom_vec = (int *) fw_arg3; + +- /* +- * Check if a loader was used; if NOT, the 4 arguments are +- * what CFE gives us (handle, 0, EPT and EPTSEAL) +- */ +- if (argc < 0) { +- cfe_handle = (uint32_t)argc; +- cfe_ept = (uint32_t)envp; +- cfe_eptseal = (uint32_t)prom_vec; +- } else { +- if ((int)prom_vec < 0) { +- /* +- * Old loader; all it gives us is the handle, +- * so use the "known" entrypoint and assume +- * the seal. +- */ +- cfe_handle = (uint32_t)prom_vec; +- cfe_ept = 0xBFC00500; +- cfe_eptseal = CFE_EPTSEAL; +- } else { +- /* +- * Newer loaders bundle the handle/ept/eptseal +- * Note: prom_vec is in the loader's useg +- * which is still alive in the TLB. +- */ +- cfe_handle = prom_vec[0]; +- cfe_ept = prom_vec[2]; +- cfe_eptseal = prom_vec[3]; +- } +- } ++ cfe_eptseal = (uint32_t) fw_arg3; ++ cfe_handle = (uint32_t) fw_arg0; ++ cfe_ept = (uint32_t) fw_arg2; + +- if (cfe_eptseal != CFE_EPTSEAL) { +- /* too early for panic to do any good */ +- printk(KERN_ERR "CFE's entrypoint seal doesn't match."); +- while (1) ; +- } ++ if (cfe_eptseal != CFE_EPTSEAL) ++ return -1; + + cfe_init(cfe_handle, cfe_ept); ++ return 0; + } + +-static __init void prom_init_console(void) ++static __init void prom_init_console_cfe(void) + { + /* Initialize CFE console */ + cfe_cons_handle = cfe_getstdhandle(CFE_STDHANDLE_CONSOLE); + } + +-static __init void prom_init_cmdline(void) ++static __init void prom_init_cmdline_cfe(void) + { + char buf[CL_SIZE]; + +@@ -146,9 +122,12 @@ static __init void prom_init_mem(void) + + void __init prom_init(void) + { +- prom_init_cfe(); +- prom_init_console(); +- prom_init_cmdline(); ++ if (prom_init_cfe() == 0) { ++ prom_init_console_cfe(); ++ prom_init_cmdline_cfe(); ++ __prom_putchar = prom_putchar_cfe; ++ } ++ + prom_init_mem(); + } + |