add patches for 2.6.23 on brcm47xx (not enabled yet)
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@9279 3c298f89-4303-0410-b956-a3cf2f4a3e73master
parent
1ffa342ca2
commit
0634c9c679
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@ -0,0 +1,242 @@
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CONFIG_32BIT=y
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# CONFIG_64BIT is not set
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# CONFIG_8139TOO is not set
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# CONFIG_ARCH_HAS_ILOG2_U32 is not set
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# CONFIG_ARCH_HAS_ILOG2_U64 is not set
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# CONFIG_ARCH_SUPPORTS_MSI is not set
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# CONFIG_ARPD is not set
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# CONFIG_ATMEL is not set
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CONFIG_B44=y
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CONFIG_BASE_SMALL=0
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# CONFIG_BCM43XX is not set
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CONFIG_BCM947XX=y
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CONFIG_BITREVERSE=y
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# CONFIG_BONDING is not set
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# CONFIG_BSD_DISKLABEL is not set
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# CONFIG_BSD_PROCESS_ACCT is not set
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# CONFIG_BT_HCIBCM203X is not set
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# CONFIG_BT_HCIBFUSB is not set
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# CONFIG_BT_HCIBPA10X is not set
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# CONFIG_BT_HCIVHCI is not set
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CONFIG_CFE=y
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# CONFIG_CIFS_STATS is not set
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# CONFIG_CLS_U32_MARK is not set
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# CONFIG_CLS_U32_PERF is not set
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CONFIG_CMDLINE="root=/dev/mtdblock2 rootfstype=squashfs,jffs2 init=/etc/preinit noinitrd console=ttyS0,115200"
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# CONFIG_CONFIGFS_FS is not set
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CONFIG_CONNECTOR=m
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# CONFIG_CPU_BIG_ENDIAN is not set
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CONFIG_CPU_HAS_LLSC=y
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CONFIG_CPU_HAS_PREFETCH=y
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CONFIG_CPU_HAS_SYNC=y
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CONFIG_CPU_LITTLE_ENDIAN=y
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# CONFIG_CPU_LOONGSON2 is not set
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CONFIG_CPU_MIPS32=y
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CONFIG_CPU_MIPS32_R1=y
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# CONFIG_CPU_MIPS32_R2 is not set
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# CONFIG_CPU_MIPS64_R1 is not set
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# CONFIG_CPU_MIPS64_R2 is not set
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CONFIG_CPU_MIPSR1=y
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# CONFIG_CPU_NEVADA is not set
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# CONFIG_CPU_R10000 is not set
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# CONFIG_CPU_R3000 is not set
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# CONFIG_CPU_R4300 is not set
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# CONFIG_CPU_R4X00 is not set
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# CONFIG_CPU_R5000 is not set
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# CONFIG_CPU_R5432 is not set
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# CONFIG_CPU_R6000 is not set
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# CONFIG_CPU_R8000 is not set
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# CONFIG_CPU_RM7000 is not set
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# CONFIG_CPU_RM9000 is not set
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# CONFIG_CPU_SB1 is not set
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CONFIG_CPU_SUPPORTS_32BIT_KERNEL=y
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CONFIG_CPU_SUPPORTS_HIGHMEM=y
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# CONFIG_CPU_TX39XX is not set
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# CONFIG_CPU_TX49XX is not set
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# CONFIG_CPU_VR41XX is not set
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# CONFIG_CRYPTO_HW is not set
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CONFIG_DEVPORT=y
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# CONFIG_DM9000 is not set
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CONFIG_DMA_NEED_PCI_MAP_STATE=y
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CONFIG_DMA_NONCOHERENT=y
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# CONFIG_E100 is not set
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CONFIG_FS_POSIX_ACL=y
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CONFIG_GENERIC_FIND_NEXT_BIT=y
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CONFIG_GENERIC_GPIO=y
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# CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ is not set
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CONFIG_HAS_DMA=y
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CONFIG_HAS_IOMEM=y
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CONFIG_HAS_IOPORT=y
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CONFIG_HID=m
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# CONFIG_HID_SUPPORT is not set
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CONFIG_HW_HAS_PCI=y
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CONFIG_HW_RANDOM=y
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CONFIG_HZ=250
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# CONFIG_HZ_100 is not set
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CONFIG_HZ_250=y
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# CONFIG_I2C is not set
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# CONFIG_IDE is not set
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# CONFIG_IKCONFIG is not set
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CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION=m
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CONFIG_INITRAMFS_SOURCE=""
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CONFIG_INPUT=m
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# CONFIG_IP6_NF_MATCH_FRAG is not set
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# CONFIG_IP6_NF_MATCH_HL is not set
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# CONFIG_IP6_NF_MATCH_IPV6HEADER is not set
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# CONFIG_IP6_NF_MATCH_OPTS is not set
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# CONFIG_IP6_NF_MATCH_RT is not set
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# CONFIG_IP6_NF_TARGET_HL is not set
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CONFIG_IPW2200_QOS=y
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# CONFIG_IP_ROUTE_VERBOSE is not set
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CONFIG_IRQ_CPU=y
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# CONFIG_LEDS_GPIO is not set
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# CONFIG_LEMOTE_FULONG is not set
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# CONFIG_LLC2 is not set
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# CONFIG_MACH_ALCHEMY is not set
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# CONFIG_MACH_DECSTATION is not set
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# CONFIG_MACH_JAZZ is not set
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# CONFIG_MACH_VR41XX is not set
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CONFIG_MIPS=y
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# CONFIG_MIPS_ATLAS is not set
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# CONFIG_MIPS_COBALT is not set
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CONFIG_MIPS_L1_CACHE_SHIFT=5
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# CONFIG_MIPS_MALTA is not set
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CONFIG_MIPS_MT_DISABLED=y
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# CONFIG_MIPS_MT_SMP is not set
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# CONFIG_MIPS_MT_SMTC is not set
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# CONFIG_MIPS_SEAD is not set
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# CONFIG_MIPS_SIM is not set
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CONFIG_MTD=y
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# CONFIG_MTD_ABSENT is not set
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CONFIG_MTD_BCM47XX=y
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CONFIG_MTD_BLKDEVS=y
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CONFIG_MTD_BLOCK=y
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# CONFIG_MTD_BLOCK2MTD is not set
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CONFIG_MTD_CFI=y
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# CONFIG_MTD_CFI_ADV_OPTIONS is not set
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CONFIG_MTD_CFI_AMDSTD=y
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CONFIG_MTD_CFI_I1=y
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CONFIG_MTD_CFI_I2=y
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# CONFIG_MTD_CFI_I4 is not set
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# CONFIG_MTD_CFI_I8 is not set
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CONFIG_MTD_CFI_INTELEXT=y
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# CONFIG_MTD_CFI_STAA is not set
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CONFIG_MTD_CFI_UTIL=y
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CONFIG_MTD_CHAR=y
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# CONFIG_MTD_CMDLINE_PARTS is not set
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CONFIG_MTD_COMPLEX_MAPPINGS=y
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# CONFIG_MTD_CONCAT is not set
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# CONFIG_MTD_DEBUG is not set
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# CONFIG_MTD_DOC2000 is not set
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# CONFIG_MTD_DOC2001 is not set
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# CONFIG_MTD_DOC2001PLUS is not set
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CONFIG_MTD_GEN_PROBE=y
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# CONFIG_MTD_JEDECPROBE is not set
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CONFIG_MTD_MAP_BANK_WIDTH_1=y
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# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set
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CONFIG_MTD_MAP_BANK_WIDTH_2=y
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# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set
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CONFIG_MTD_MAP_BANK_WIDTH_4=y
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# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set
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# CONFIG_MTD_MTDRAM is not set
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# CONFIG_MTD_ONENAND is not set
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CONFIG_MTD_PARTITIONS=y
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# CONFIG_MTD_PCI is not set
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# CONFIG_MTD_PHRAM is not set
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# CONFIG_MTD_PHYSMAP is not set
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# CONFIG_MTD_PLATRAM is not set
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# CONFIG_MTD_PMC551 is not set
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# CONFIG_MTD_RAM is not set
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# CONFIG_MTD_REDBOOT_PARTS is not set
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# CONFIG_MTD_ROM is not set
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# CONFIG_MTD_SLRAM is not set
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# CONFIG_NATSEMI is not set
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# CONFIG_NE2K_PCI is not set
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CONFIG_NETDEV_1000=y
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# CONFIG_NET_EMATCH is not set
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# CONFIG_NET_IPGRE_BROADCAST is not set
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# CONFIG_NET_PKTGEN is not set
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# CONFIG_NET_SCH_NETEM is not set
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# CONFIG_NET_VENDOR_3COM is not set
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# CONFIG_NO_IOPORT is not set
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# CONFIG_PAGE_SIZE_16KB is not set
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CONFIG_PAGE_SIZE_4KB=y
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# CONFIG_PAGE_SIZE_64KB is not set
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# CONFIG_PAGE_SIZE_8KB is not set
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# CONFIG_PMC_MSP is not set
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# CONFIG_PMC_YOSEMITE is not set
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# CONFIG_PNX8550_JBS is not set
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# CONFIG_PNX8550_STB810 is not set
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# CONFIG_PPP_MULTILINK is not set
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# CONFIG_PPP_SYNC_TTY is not set
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# CONFIG_PROC_KCORE is not set
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# CONFIG_RTC is not set
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# CONFIG_RTL8187 is not set
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CONFIG_RWSEM_GENERIC_SPINLOCK=y
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CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
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# CONFIG_SCSI_MULTI_LUN is not set
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CONFIG_SCSI_WAIT_SCAN=m
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# CONFIG_SERIAL_8250_DETECT_IRQ is not set
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CONFIG_SERIAL_8250_EXTENDED=y
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# CONFIG_SERIAL_8250_MANY_PORTS is not set
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# CONFIG_SERIAL_8250_RSA is not set
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CONFIG_SERIAL_8250_SHARE_IRQ=y
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# CONFIG_SGI_IP22 is not set
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# CONFIG_SGI_IP27 is not set
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# CONFIG_SGI_IP32 is not set
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# CONFIG_SIBYTE_BIGSUR is not set
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# CONFIG_SIBYTE_CARMEL is not set
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# CONFIG_SIBYTE_CRHINE is not set
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# CONFIG_SIBYTE_CRHONE is not set
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# CONFIG_SIBYTE_LITTLESUR is not set
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# CONFIG_SIBYTE_PTSWARM is not set
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# CONFIG_SIBYTE_RHONE is not set
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# CONFIG_SIBYTE_SENTOSA is not set
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# CONFIG_SIBYTE_SWARM is not set
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# CONFIG_SPARSEMEM_STATIC is not set
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CONFIG_SSB=y
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CONFIG_SSB_DEBUG=y
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CONFIG_SSB_DRIVER_EXTIF=y
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CONFIG_SSB_DRIVER_MIPS=y
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CONFIG_SSB_DRIVER_PCICORE=y
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CONFIG_SSB_PCICORE_HOSTMODE=y
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CONFIG_SSB_PCIHOST=y
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CONFIG_SSB_SERIAL=y
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# CONFIG_SSB_SILENT is not set
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CONFIG_SYSVIPC_SYSCTL=y
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CONFIG_SYS_HAS_CPU_MIPS32_R1=y
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CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y
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CONFIG_SYS_SUPPORTS_ARBIT_HZ=y
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CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y
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# CONFIG_TC35815 is not set
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# CONFIG_TOSHIBA_JMR3927 is not set
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# CONFIG_TOSHIBA_RBTX4927 is not set
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# CONFIG_TOSHIBA_RBTX4938 is not set
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CONFIG_TRAD_SIGNALS=y
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# CONFIG_UNUSED_SYMBOLS is not set
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# CONFIG_USB_CATC is not set
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CONFIG_USB_EHCI_HCD=m
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CONFIG_USB_EHCI_SPLIT_ISO=y
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# CONFIG_USB_KAWETH is not set
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# CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set
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# CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set
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CONFIG_USB_OHCI_HCD=m
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# CONFIG_USB_OHCI_HCD_SSB is not set
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# CONFIG_USB_PEGASUS is not set
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# CONFIG_USB_R8A66597_HCD is not set
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# CONFIG_USB_SERIAL_OTI6858 is not set
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# CONFIG_USB_STORAGE_ALAUDA is not set
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# CONFIG_USB_STORAGE_DATAFAB is not set
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# CONFIG_USB_STORAGE_DPCM is not set
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# CONFIG_USB_STORAGE_FREECOM is not set
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# CONFIG_USB_STORAGE_JUMPSHOT is not set
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# CONFIG_USB_STORAGE_KARMA is not set
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# CONFIG_USB_STORAGE_SDDR09 is not set
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# CONFIG_USB_STORAGE_SDDR55 is not set
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# CONFIG_USB_STORAGE_USBAT is not set
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CONFIG_USB_UHCI_HCD=m
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# CONFIG_USER_NS is not set
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# CONFIG_VGASTATE is not set
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# CONFIG_VIA_RHINE is not set
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# CONFIG_WATCHDOG is not set
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CONFIG_ZONE_DMA_FLAG=0
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@ -31,6 +31,7 @@
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#include <linux/serial.h>
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#include <linux/serial_core.h>
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#include <linux/serial_reg.h>
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#include <linux/serial_8250.h>
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#include <asm/bootinfo.h>
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#include <asm/time.h>
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#include <asm/reboot.h>
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@ -107,13 +108,27 @@ static void bcm47xx_fill_sprom_nvram(struct ssb_sprom *sprom)
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sprom->r1.et1phyaddr = simple_strtoul(s, NULL, 10);
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}
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static int bcm47xx_get_invariants(struct ssb_bus *bus, struct ssb_init_invariants *iv)
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{
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char *s;
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// TODO
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//iv->boardinfo.vendor =
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if ((s = nvram_get("boardtype")))
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iv->boardinfo.type = (u16)simple_strtoul(s, NULL, 0);
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if ((s = nvram_get("boardrev")))
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iv->boardinfo.rev = (u16)simple_strtoul(s, NULL, 0);
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bcm47xx_fill_sprom(&iv->sprom);
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return 0;
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}
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void __init plat_mem_setup(void)
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{
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int i, err;
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char *s;
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struct ssb_mipscore *mcore;
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err = ssb_bus_ssbbus_register(&ssb, SSB_ENUM_BASE, bcm47xx_fill_sprom);
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err = ssb_bus_ssbbus_register(&ssb, SSB_ENUM_BASE, bcm47xx_get_invariants);
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if (err) {
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const char *msg = "Failed to initialize SSB bus (err %d)\n";
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cfe_printk(msg, err); /* Make sure the message gets out of the box. */
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@ -1,33 +0,0 @@
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Index: linux-2.6.22-rc5/arch/mips/bcm947xx/setup.c
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===================================================================
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--- linux-2.6.22-rc5.orig/arch/mips/bcm947xx/setup.c 2007-06-24 19:51:21.000000000 +0100
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+++ linux-2.6.22-rc5/arch/mips/bcm947xx/setup.c 2007-06-24 20:26:12.000000000 +0100
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@@ -107,13 +107,27 @@
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sprom->r1.et1phyaddr = simple_strtoul(s, NULL, 10);
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}
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+static int bcm47xx_get_invariants(struct ssb_bus *bus, struct ssb_init_invariants *iv)
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+{
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+ char *s;
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+
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+ // TODO
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+ //iv->boardinfo.vendor =
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+ if ((s = nvram_get("boardtype")))
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+ iv->boardinfo.type = (u16)simple_strtoul(s, NULL, 0);
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+ if ((s = nvram_get("boardrev")))
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+ iv->boardinfo.rev = (u16)simple_strtoul(s, NULL, 0);
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+ bcm47xx_fill_sprom(&iv->sprom);
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+ return 0;
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+}
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+
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void __init plat_mem_setup(void)
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{
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int i, err;
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char *s;
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struct ssb_mipscore *mcore;
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- err = ssb_bus_ssbbus_register(&ssb, SSB_ENUM_BASE, bcm47xx_fill_sprom);
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+ err = ssb_bus_ssbbus_register(&ssb, SSB_ENUM_BASE, bcm47xx_get_invariants);
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if (err) {
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const char *msg = "Failed to initialize SSB bus (err %d)\n";
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cfe_printk(msg, err); /* Make sure the message gets out of the box. */
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@ -0,0 +1,212 @@
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Index: linux-2.6.23/arch/mips/Kconfig
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===================================================================
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--- linux-2.6.23.orig/arch/mips/Kconfig 2007-10-13 02:23:06.662507926 +0200
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+++ linux-2.6.23/arch/mips/Kconfig 2007-10-13 02:23:41.484492317 +0200
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@@ -4,6 +4,10 @@
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# Horrible source of confusion. Die, die, die ...
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select EMBEDDED
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+config CFE
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+ bool
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+ # Common Firmware Environment
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+
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mainmenu "Linux/MIPS Kernel Configuration"
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menu "Machine selection"
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@@ -44,6 +48,23 @@
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note that a kernel built with this option selected will not be
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able to run on normal units.
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+config BCM947XX
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+ bool "Support for BCM947xx based boards"
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+ select DMA_NONCOHERENT
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+ select HW_HAS_PCI
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+ select IRQ_CPU
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+ select SYS_HAS_CPU_MIPS32_R1
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+ select SYS_SUPPORTS_32BIT_KERNEL
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+ select SYS_SUPPORTS_LITTLE_ENDIAN
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+ select SSB
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+ select SSB_SERIAL
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+ select SSB_DRIVER_PCICORE
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+ select SSB_PCICORE_HOSTMODE
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+ select CFE
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+ select GENERIC_GPIO
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+ help
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+ Support for BCM947xx based boards
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+
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config MIPS_COBALT
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bool "Cobalt Server"
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select DMA_NONCOHERENT
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Index: linux-2.6.23/arch/mips/kernel/cpu-probe.c
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===================================================================
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--- linux-2.6.23.orig/arch/mips/kernel/cpu-probe.c 2007-10-13 02:23:06.666508151 +0200
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+++ linux-2.6.23/arch/mips/kernel/cpu-probe.c 2007-10-13 02:23:11.210767122 +0200
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@@ -793,6 +793,28 @@
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}
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+static inline void cpu_probe_broadcom(struct cpuinfo_mips *c)
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+{
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+ decode_config1(c);
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+ switch (c->processor_id & 0xff00) {
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+ case PRID_IMP_BCM3302:
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+ c->cputype = CPU_BCM3302;
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+ c->isa_level = MIPS_CPU_ISA_M32R1;
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+ c->options = MIPS_CPU_TLB | MIPS_CPU_4KEX |
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+ MIPS_CPU_4K_CACHE | MIPS_CPU_COUNTER;
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+ break;
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+ case PRID_IMP_BCM4710:
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+ c->cputype = CPU_BCM4710;
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+ c->isa_level = MIPS_CPU_ISA_M32R1;
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+ c->options = MIPS_CPU_TLB | MIPS_CPU_4KEX |
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+ MIPS_CPU_4K_CACHE | MIPS_CPU_COUNTER;
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+ break;
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+ default:
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+ c->cputype = CPU_UNKNOWN;
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+ break;
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+ }
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+}
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+
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__init void cpu_probe(void)
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{
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struct cpuinfo_mips *c = ¤t_cpu_data;
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@@ -815,6 +837,9 @@
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case PRID_COMP_SIBYTE:
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cpu_probe_sibyte(c);
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break;
|
||||
+ case PRID_COMP_BROADCOM:
|
||||
+ cpu_probe_broadcom(c);
|
||||
+ break;
|
||||
case PRID_COMP_SANDCRAFT:
|
||||
cpu_probe_sandcraft(c);
|
||||
break;
|
||||
Index: linux-2.6.23/arch/mips/kernel/proc.c
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/arch/mips/kernel/proc.c 2007-10-13 02:23:06.678508839 +0200
|
||||
+++ linux-2.6.23/arch/mips/kernel/proc.c 2007-10-13 02:23:11.210767122 +0200
|
||||
@@ -82,6 +82,8 @@
|
||||
[CPU_VR4181] = "NEC VR4181",
|
||||
[CPU_VR4181A] = "NEC VR4181A",
|
||||
[CPU_SR71000] = "Sandcraft SR71000",
|
||||
+ [CPU_BCM3302] = "Broadcom BCM3302",
|
||||
+ [CPU_BCM4710] = "Broadcom BCM4710",
|
||||
[CPU_PR4450] = "Philips PR4450",
|
||||
[CPU_LOONGSON2] = "ICT Loongson-2",
|
||||
};
|
||||
Index: linux-2.6.23/arch/mips/Makefile
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/arch/mips/Makefile 2007-10-13 02:23:06.682509066 +0200
|
||||
+++ linux-2.6.23/arch/mips/Makefile 2007-10-13 02:23:11.210767122 +0200
|
||||
@@ -533,6 +533,18 @@
|
||||
load-$(CONFIG_SIBYTE_BIGSUR) := 0xffffffff80100000
|
||||
|
||||
#
|
||||
+# Broadcom BCM47XX boards
|
||||
+#
|
||||
+core-$(CONFIG_BCM947XX) += arch/mips/bcm947xx/
|
||||
+cflags-$(CONFIG_BCM947XX) += -Iarch/mips/bcm947xx/include -Iinclude/asm-mips/mach-bcm947xx
|
||||
+load-$(CONFIG_BCM947XX) := 0xffffffff80001000
|
||||
+
|
||||
+#
|
||||
+# Common Firmware Environment
|
||||
+#
|
||||
+core-$(CONFIG_CFE) += arch/mips/cfe/
|
||||
+
|
||||
+#
|
||||
# SNI RM
|
||||
#
|
||||
core-$(CONFIG_SNI_RM) += arch/mips/sni/
|
||||
Index: linux-2.6.23/arch/mips/mm/tlbex.c
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/arch/mips/mm/tlbex.c 2007-10-13 02:23:06.694509748 +0200
|
||||
+++ linux-2.6.23/arch/mips/mm/tlbex.c 2007-10-13 02:26:00.272401391 +0200
|
||||
@@ -895,6 +895,8 @@
|
||||
case CPU_AU1550:
|
||||
case CPU_AU1200:
|
||||
case CPU_PR4450:
|
||||
+ case CPU_BCM3302:
|
||||
+ case CPU_BCM4710:
|
||||
i_nop(p);
|
||||
tlbw(p);
|
||||
break;
|
||||
Index: linux-2.6.23/drivers/Kconfig
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/drivers/Kconfig 2007-10-13 02:23:06.702510206 +0200
|
||||
+++ linux-2.6.23/drivers/Kconfig 2007-10-13 02:23:11.214767346 +0200
|
||||
@@ -58,6 +58,8 @@
|
||||
|
||||
source "drivers/hwmon/Kconfig"
|
||||
|
||||
+source "drivers/ssb/Kconfig"
|
||||
+
|
||||
source "drivers/mfd/Kconfig"
|
||||
|
||||
source "drivers/media/Kconfig"
|
||||
Index: linux-2.6.23/drivers/Makefile
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/drivers/Makefile 2007-10-13 02:23:06.710510659 +0200
|
||||
+++ linux-2.6.23/drivers/Makefile 2007-10-13 02:27:08.120267817 +0200
|
||||
@@ -88,3 +88,4 @@
|
||||
obj-$(CONFIG_HID) += hid/
|
||||
obj-$(CONFIG_PPC_PS3) += ps3/
|
||||
obj-$(CONFIG_OF) += of/
|
||||
+obj-$(CONFIG_SSB) += ssb/
|
||||
Index: linux-2.6.23/include/asm-mips/bootinfo.h
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/include/asm-mips/bootinfo.h 2007-10-13 02:23:06.718511119 +0200
|
||||
+++ linux-2.6.23/include/asm-mips/bootinfo.h 2007-10-13 02:23:11.214767346 +0200
|
||||
@@ -208,6 +208,12 @@
|
||||
#define MACH_GROUP_WINDRIVER 28 /* Windriver boards */
|
||||
#define MACH_WRPPMC 1
|
||||
|
||||
+/*
|
||||
+ * Valid machtype for group Broadcom
|
||||
+ */
|
||||
+#define MACH_GROUP_BRCM 23 /* Broadcom */
|
||||
+#define MACH_BCM47XX 1 /* Broadcom BCM47xx */
|
||||
+
|
||||
#define CL_SIZE COMMAND_LINE_SIZE
|
||||
|
||||
const char *get_system_type(void);
|
||||
Index: linux-2.6.23/include/asm-mips/cpu.h
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/include/asm-mips/cpu.h 2007-10-13 02:23:06.726511570 +0200
|
||||
+++ linux-2.6.23/include/asm-mips/cpu.h 2007-10-13 02:27:43.994312161 +0200
|
||||
@@ -106,6 +106,13 @@
|
||||
#define PRID_IMP_SR71000 0x0400
|
||||
|
||||
/*
|
||||
+ * These are the PRID's for when 23:16 == PRID_COMP_BROADCOM
|
||||
+ */
|
||||
+
|
||||
+#define PRID_IMP_BCM4710 0x4000
|
||||
+#define PRID_IMP_BCM3302 0x9000
|
||||
+
|
||||
+/*
|
||||
* Definitions for 7:0 on legacy processors
|
||||
*/
|
||||
|
||||
@@ -217,8 +224,10 @@
|
||||
#define CPU_R14000 64
|
||||
#define CPU_LOONGSON1 65
|
||||
#define CPU_LOONGSON2 66
|
||||
+#define CPU_BCM3302 67
|
||||
+#define CPU_BCM4710 68
|
||||
|
||||
-#define CPU_LAST 66
|
||||
+#define CPU_LAST 68
|
||||
|
||||
/*
|
||||
* ISA Level encodings
|
||||
Index: linux-2.6.23/include/linux/pci_ids.h
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/include/linux/pci_ids.h 2007-10-13 02:23:06.734512028 +0200
|
||||
+++ linux-2.6.23/include/linux/pci_ids.h 2007-10-13 02:23:11.218767569 +0200
|
||||
@@ -1972,6 +1972,7 @@
|
||||
#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
|
|
@ -0,0 +1,29 @@
|
|||
Index: linux-2.6.23/drivers/mtd/maps/Kconfig
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/drivers/mtd/maps/Kconfig 2007-10-09 22:31:38.000000000 +0200
|
||||
+++ linux-2.6.23/drivers/mtd/maps/Kconfig 2007-10-13 02:28:13.644001805 +0200
|
||||
@@ -352,6 +352,12 @@
|
||||
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 && BCM947XX
|
||||
+ help
|
||||
+ Support for the flash chips on the BCM947xx board.
|
||||
+
|
||||
config MTD_WALNUT
|
||||
tristate "Flash device mapped on IBM 405GP Walnut"
|
||||
depends on MTD_JEDECPROBE && WALNUT
|
||||
Index: linux-2.6.23/drivers/mtd/maps/Makefile
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/drivers/mtd/maps/Makefile 2007-10-09 22:31:38.000000000 +0200
|
||||
+++ linux-2.6.23/drivers/mtd/maps/Makefile 2007-10-13 02:27:56.727037761 +0200
|
||||
@@ -33,6 +33,7 @@
|
||||
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
|
File diff suppressed because it is too large
Load Diff
|
@ -0,0 +1,97 @@
|
|||
Index: linux-2.6.23/arch/mips/Kconfig
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/arch/mips/Kconfig 2007-10-13 02:23:41.484492317 +0200
|
||||
+++ linux-2.6.23/arch/mips/Kconfig 2007-10-13 02:47:02.784347843 +0200
|
||||
@@ -192,7 +192,6 @@
|
||||
select I8259
|
||||
select MIPS_BOARDS_GEN
|
||||
select MIPS_BONITO64
|
||||
- select MIPS_CPU_SCACHE
|
||||
select PCI_GT64XXX_PCI0
|
||||
select MIPS_MSC
|
||||
select SWAP_IO_SPACE
|
||||
@@ -1281,13 +1280,6 @@
|
||||
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
|
||||
Index: linux-2.6.23/arch/mips/kernel/cpu-probe.c
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/arch/mips/kernel/cpu-probe.c 2007-10-13 02:23:11.210767122 +0200
|
||||
+++ linux-2.6.23/arch/mips/kernel/cpu-probe.c 2007-10-13 02:47:02.788348072 +0200
|
||||
@@ -701,6 +701,8 @@
|
||||
break;
|
||||
case PRID_IMP_25KF:
|
||||
c->cputype = CPU_25KF;
|
||||
+ /* Probe for L2 cache */
|
||||
+ c->scache.flags &= ~MIPS_CACHE_NOT_PRESENT;
|
||||
break;
|
||||
case PRID_IMP_34K:
|
||||
c->cputype = CPU_34K;
|
||||
Index: linux-2.6.23/arch/mips/mm/c-r4k.c
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/arch/mips/mm/c-r4k.c 2007-10-09 22:31:38.000000000 +0200
|
||||
+++ linux-2.6.23/arch/mips/mm/c-r4k.c 2007-10-13 02:47:02.792348301 +0200
|
||||
@@ -1086,7 +1086,6 @@
|
||||
|
||||
extern int r5k_sc_init(void);
|
||||
extern int rm7k_sc_init(void);
|
||||
-extern int mips_sc_init(void);
|
||||
|
||||
static void __init setup_scache(void)
|
||||
{
|
||||
@@ -1140,29 +1139,17 @@
|
||||
#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;
|
||||
|
||||
Index: linux-2.6.23/arch/mips/mm/Makefile
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/arch/mips/mm/Makefile 2007-10-09 22:31:38.000000000 +0200
|
||||
+++ linux-2.6.23/arch/mips/mm/Makefile 2007-10-13 02:47:23.393522295 +0200
|
||||
@@ -31,6 +31,5 @@
|
||||
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
|
|
@ -0,0 +1,643 @@
|
|||
Index: linux-2.6.23/arch/mips/kernel/genex.S
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/arch/mips/kernel/genex.S 2007-10-09 22:31:38.000000000 +0200
|
||||
+++ linux-2.6.23/arch/mips/kernel/genex.S 2007-10-13 02:47:32.546043867 +0200
|
||||
@@ -51,6 +51,10 @@
|
||||
NESTED(except_vec3_generic, 0, sp)
|
||||
.set push
|
||||
.set noat
|
||||
+#ifdef CONFIG_BCM947XX
|
||||
+ nop
|
||||
+ nop
|
||||
+#endif
|
||||
#if R5432_CP0_INTERRUPT_WAR
|
||||
mfc0 k0, CP0_INDEX
|
||||
#endif
|
||||
Index: linux-2.6.23/arch/mips/mm/c-r4k.c
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/arch/mips/mm/c-r4k.c 2007-10-13 02:47:02.792348301 +0200
|
||||
+++ linux-2.6.23/arch/mips/mm/c-r4k.c 2007-10-13 02:55:35.877587360 +0200
|
||||
@@ -30,6 +30,9 @@
|
||||
#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:
|
||||
*
|
||||
@@ -86,14 +89,21 @@
|
||||
|
||||
static inline void r4k_blast_dcache_page_dc32(unsigned long addr)
|
||||
{
|
||||
+ unsigned long flags;
|
||||
+
|
||||
+ local_irq_save(flags);
|
||||
R4600_HIT_CACHEOP_WAR_IMPL;
|
||||
blast_dcache32_page(addr);
|
||||
+ local_irq_restore(flags);
|
||||
}
|
||||
|
||||
static void __init 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)
|
||||
@@ -108,6 +118,9 @@
|
||||
{
|
||||
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)
|
||||
@@ -122,6 +135,9 @@
|
||||
{
|
||||
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)
|
||||
@@ -203,8 +219,12 @@
|
||||
|
||||
static void (* r4k_blast_icache_page)(unsigned long addr);
|
||||
|
||||
+static void r4k_flush_cache_all(void);
|
||||
static void __init r4k_blast_icache_page_setup(void)
|
||||
{
|
||||
+#ifdef CONFIG_BCM947XX
|
||||
+ r4k_blast_icache_page = (void *)r4k_flush_cache_all;
|
||||
+#else
|
||||
unsigned long ic_lsize = cpu_icache_line_size();
|
||||
|
||||
if (ic_lsize == 0)
|
||||
@@ -215,6 +235,7 @@
|
||||
r4k_blast_icache_page = blast_icache32_page;
|
||||
else if (ic_lsize == 64)
|
||||
r4k_blast_icache_page = blast_icache64_page;
|
||||
+#endif
|
||||
}
|
||||
|
||||
|
||||
@@ -222,6 +243,9 @@
|
||||
|
||||
static void __init r4k_blast_icache_page_indexed_setup(void)
|
||||
{
|
||||
+#ifdef CONFIG_BCM947XX
|
||||
+ r4k_blast_icache_page_indexed = (void *)r4k_flush_cache_all;
|
||||
+#else
|
||||
unsigned long ic_lsize = cpu_icache_line_size();
|
||||
|
||||
if (ic_lsize == 0)
|
||||
@@ -240,6 +264,7 @@
|
||||
blast_icache32_page_indexed;
|
||||
} else if (ic_lsize == 64)
|
||||
r4k_blast_icache_page_indexed = blast_icache64_page_indexed;
|
||||
+#endif
|
||||
}
|
||||
|
||||
static void (* r4k_blast_icache)(void);
|
||||
@@ -323,12 +348,17 @@
|
||||
*/
|
||||
static inline void local_r4k_flush_cache_all(void * args)
|
||||
{
|
||||
+ unsigned long flags;
|
||||
+
|
||||
+ local_irq_save(flags);
|
||||
r4k_blast_dcache();
|
||||
+ r4k_blast_icache();
|
||||
+ local_irq_restore(flags);
|
||||
}
|
||||
|
||||
static void r4k_flush_cache_all(void)
|
||||
{
|
||||
- if (!cpu_has_dc_aliases)
|
||||
+ if (!cpu_has_dc_aliases && cpu_use_kmap_coherent)
|
||||
return;
|
||||
|
||||
r4k_on_each_cpu(local_r4k_flush_cache_all, NULL, 1, 1);
|
||||
@@ -336,6 +366,9 @@
|
||||
|
||||
static inline void local_r4k___flush_cache_all(void * args)
|
||||
{
|
||||
+ unsigned long flags;
|
||||
+
|
||||
+ local_irq_save(flags);
|
||||
#if defined(CONFIG_CPU_LOONGSON2)
|
||||
r4k_blast_scache();
|
||||
return;
|
||||
@@ -353,6 +386,7 @@
|
||||
case CPU_R14000:
|
||||
r4k_blast_scache();
|
||||
}
|
||||
+ local_irq_restore(flags);
|
||||
}
|
||||
|
||||
static void r4k___flush_cache_all(void)
|
||||
@@ -363,17 +397,21 @@
|
||||
static inline void local_r4k_flush_cache_range(void * args)
|
||||
{
|
||||
struct vm_area_struct *vma = args;
|
||||
+ unsigned long flags;
|
||||
|
||||
if (!(cpu_context(smp_processor_id(), vma->vm_mm)))
|
||||
return;
|
||||
|
||||
+ local_irq_save(flags);
|
||||
r4k_blast_dcache();
|
||||
+ r4k_blast_icache();
|
||||
+ local_irq_restore(flags);
|
||||
}
|
||||
|
||||
static void r4k_flush_cache_range(struct vm_area_struct *vma,
|
||||
unsigned long start, unsigned long end)
|
||||
{
|
||||
- if (!cpu_has_dc_aliases)
|
||||
+ if (!cpu_has_dc_aliases && cpu_use_kmap_coherent)
|
||||
return;
|
||||
|
||||
r4k_on_each_cpu(local_r4k_flush_cache_range, vma, 1, 1);
|
||||
@@ -382,6 +420,7 @@
|
||||
static inline void local_r4k_flush_cache_mm(void * args)
|
||||
{
|
||||
struct mm_struct *mm = args;
|
||||
+ unsigned long flags;
|
||||
|
||||
if (!cpu_context(smp_processor_id(), mm))
|
||||
return;
|
||||
@@ -400,12 +439,15 @@
|
||||
return;
|
||||
}
|
||||
|
||||
+ local_irq_save(flags);
|
||||
r4k_blast_dcache();
|
||||
+ r4k_blast_icache();
|
||||
+ local_irq_restore(flags);
|
||||
}
|
||||
|
||||
static void r4k_flush_cache_mm(struct mm_struct *mm)
|
||||
{
|
||||
- if (!cpu_has_dc_aliases)
|
||||
+ if (!cpu_has_dc_aliases && cpu_use_kmap_coherent)
|
||||
return;
|
||||
|
||||
r4k_on_each_cpu(local_r4k_flush_cache_mm, mm, 1, 1);
|
||||
@@ -425,6 +467,7 @@
|
||||
unsigned long paddr = fcp_args->pfn << PAGE_SHIFT;
|
||||
int exec = vma->vm_flags & VM_EXEC;
|
||||
struct mm_struct *mm = vma->vm_mm;
|
||||
+ unsigned long flags;
|
||||
pgd_t *pgdp;
|
||||
pud_t *pudp;
|
||||
pmd_t *pmdp;
|
||||
@@ -456,8 +499,9 @@
|
||||
* for every cache flush operation. So we do indexed flushes
|
||||
* in that case, which doesn't overly flush the cache too much.
|
||||
*/
|
||||
+ local_irq_save(flags);
|
||||
if ((mm == current->active_mm) && (pte_val(*ptep) & _PAGE_VALID)) {
|
||||
- if (cpu_has_dc_aliases || (exec && !cpu_has_ic_fills_f_dc)) {
|
||||
+ if (!cpu_use_kmap_coherent || cpu_has_dc_aliases || (exec && !cpu_has_ic_fills_f_dc)) {
|
||||
r4k_blast_dcache_page(addr);
|
||||
if (exec && !cpu_icache_snoops_remote_store)
|
||||
r4k_blast_scache_page(addr);
|
||||
@@ -465,14 +509,14 @@
|
||||
if (exec)
|
||||
r4k_blast_icache_page(addr);
|
||||
|
||||
- return;
|
||||
+ goto done;
|
||||
}
|
||||
|
||||
/*
|
||||
* Do indexed flush, too much work to get the (possible) TLB refills
|
||||
* to work correctly.
|
||||
*/
|
||||
- if (cpu_has_dc_aliases || (exec && !cpu_has_ic_fills_f_dc)) {
|
||||
+ if (!cpu_use_kmap_coherent || cpu_has_dc_aliases || (exec && !cpu_has_ic_fills_f_dc)) {
|
||||
r4k_blast_dcache_page_indexed(cpu_has_pindexed_dcache ?
|
||||
paddr : addr);
|
||||
if (exec && !cpu_icache_snoops_remote_store) {
|
||||
@@ -488,6 +532,8 @@
|
||||
} else
|
||||
r4k_blast_icache_page_indexed(addr);
|
||||
}
|
||||
+done:
|
||||
+ local_irq_restore(flags);
|
||||
}
|
||||
|
||||
static void r4k_flush_cache_page(struct vm_area_struct *vma,
|
||||
@@ -504,7 +550,11 @@
|
||||
|
||||
static inline void local_r4k_flush_data_cache_page(void * addr)
|
||||
{
|
||||
+ unsigned long flags;
|
||||
+
|
||||
+ local_irq_save(flags);
|
||||
r4k_blast_dcache_page((unsigned long) addr);
|
||||
+ local_irq_restore(flags);
|
||||
}
|
||||
|
||||
static void r4k_flush_data_cache_page(unsigned long addr)
|
||||
@@ -547,6 +597,9 @@
|
||||
|
||||
static void r4k_flush_icache_range(unsigned long start, unsigned long end)
|
||||
{
|
||||
+#ifdef CONFIG_BCM947XX
|
||||
+ r4k_flush_cache_all();
|
||||
+#else
|
||||
struct flush_icache_range_args args;
|
||||
|
||||
args.start = start;
|
||||
@@ -554,12 +607,15 @@
|
||||
|
||||
r4k_on_each_cpu(local_r4k_flush_icache_range, &args, 1, 1);
|
||||
instruction_hazard();
|
||||
+#endif
|
||||
}
|
||||
|
||||
#ifdef CONFIG_DMA_NONCOHERENT
|
||||
|
||||
static void r4k_dma_cache_wback_inv(unsigned long addr, unsigned long size)
|
||||
{
|
||||
+ unsigned long flags;
|
||||
+
|
||||
/* Catch bad driver code */
|
||||
BUG_ON(size == 0);
|
||||
|
||||
@@ -576,18 +632,21 @@
|
||||
* subset property so we have to flush the primary caches
|
||||
* explicitly
|
||||
*/
|
||||
+ local_irq_save(flags);
|
||||
if (size >= dcache_size) {
|
||||
r4k_blast_dcache();
|
||||
} else {
|
||||
R4600_HIT_CACHEOP_WAR_IMPL;
|
||||
blast_dcache_range(addr, addr + size);
|
||||
}
|
||||
-
|
||||
bc_wback_inv(addr, size);
|
||||
+ local_irq_restore(flags);
|
||||
}
|
||||
|
||||
static void r4k_dma_cache_inv(unsigned long addr, unsigned long size)
|
||||
{
|
||||
+ unsigned long flags;
|
||||
+
|
||||
/* Catch bad driver code */
|
||||
BUG_ON(size == 0);
|
||||
|
||||
@@ -599,6 +658,7 @@
|
||||
return;
|
||||
}
|
||||
|
||||
+ local_irq_save(flags);
|
||||
if (size >= dcache_size) {
|
||||
r4k_blast_dcache();
|
||||
} else {
|
||||
@@ -607,6 +667,7 @@
|
||||
}
|
||||
|
||||
bc_inv(addr, size);
|
||||
+ local_irq_restore(flags);
|
||||
}
|
||||
#endif /* CONFIG_DMA_NONCOHERENT */
|
||||
|
||||
@@ -621,8 +682,12 @@
|
||||
unsigned long dc_lsize = cpu_dcache_line_size();
|
||||
unsigned long sc_lsize = cpu_scache_line_size();
|
||||
unsigned long addr = (unsigned long) arg;
|
||||
+ unsigned long flags;
|
||||
|
||||
+ local_irq_save(flags);
|
||||
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)
|
||||
@@ -649,6 +714,7 @@
|
||||
}
|
||||
if (MIPS_CACHE_SYNC_WAR)
|
||||
__asm__ __volatile__ ("sync");
|
||||
+ local_irq_restore(flags);
|
||||
}
|
||||
|
||||
static void r4k_flush_cache_sigtramp(unsigned long addr)
|
||||
@@ -1198,6 +1264,17 @@
|
||||
* silly idea of putting something else there ...
|
||||
*/
|
||||
switch (current_cpu_data.cputype) {
|
||||
+ 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:
|
||||
@@ -1228,6 +1305,15 @@
|
||||
/* Default cache error handler for R4000 and R5000 family */
|
||||
set_uncached_handler (0x100, &except_vec2_generic, 0x80);
|
||||
|
||||
+ /* Check if special workarounds are required */
|
||||
+#ifdef CONFIG_BCM947XX
|
||||
+ 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();
|
||||
|
||||
@@ -1273,5 +1359,13 @@
|
||||
build_clear_page();
|
||||
build_copy_page();
|
||||
local_r4k___flush_cache_all(NULL);
|
||||
+#ifdef CONFIG_BCM947XX
|
||||
+ {
|
||||
+ static void (*_coherency_setup)(void);
|
||||
+ _coherency_setup = (void (*)(void)) KSEG1ADDR(coherency_setup);
|
||||
+ _coherency_setup();
|
||||
+ }
|
||||
+#else
|
||||
coherency_setup();
|
||||
+#endif
|
||||
}
|
||||
Index: linux-2.6.23/arch/mips/mm/tlbex.c
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/arch/mips/mm/tlbex.c 2007-10-13 02:26:00.272401391 +0200
|
||||
+++ linux-2.6.23/arch/mips/mm/tlbex.c 2007-10-13 02:47:32.550044103 +0200
|
||||
@@ -1247,6 +1247,10 @@
|
||||
#endif
|
||||
}
|
||||
|
||||
+#ifdef CONFIG_BCM947XX
|
||||
+extern int bcm4710;
|
||||
+#endif
|
||||
+
|
||||
static void __init build_r4000_tlb_refill_handler(void)
|
||||
{
|
||||
u32 *p = tlb_handler;
|
||||
@@ -1261,6 +1265,10 @@
|
||||
memset(relocs, 0, sizeof(relocs));
|
||||
memset(final_handler, 0, sizeof(final_handler));
|
||||
|
||||
+#ifdef CONFIG_BCM947XX
|
||||
+ i_nop(&p);
|
||||
+#endif
|
||||
+
|
||||
/*
|
||||
* create the plain linear handler
|
||||
*/
|
||||
@@ -1756,6 +1764,9 @@
|
||||
memset(labels, 0, sizeof(labels));
|
||||
memset(relocs, 0, sizeof(relocs));
|
||||
|
||||
+#ifdef CONFIG_BCM947XX
|
||||
+ i_nop(&p);
|
||||
+#endif
|
||||
if (bcm1250_m3_war()) {
|
||||
i_MFC0(&p, K0, C0_BADVADDR);
|
||||
i_MFC0(&p, K1, C0_ENTRYHI);
|
||||
Index: linux-2.6.23/include/asm-mips/r4kcache.h
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/include/asm-mips/r4kcache.h 2007-10-09 22:31:38.000000000 +0200
|
||||
+++ linux-2.6.23/include/asm-mips/r4kcache.h 2007-10-13 02:47:32.554044332 +0200
|
||||
@@ -17,6 +17,20 @@
|
||||
#include <asm/cpu-features.h>
|
||||
#include <asm/mipsmtregs.h>
|
||||
|
||||
+#ifdef CONFIG_BCM947XX
|
||||
+#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_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_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 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 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_writeback_dcache_line(unsigned long addr)
|
||||
{
|
||||
+ BCM4710_DUMMY_RREG();
|
||||
protected_cache_op(Hit_Writeback_Inv_D, addr);
|
||||
}
|
||||
|
||||
@@ -339,8 +358,52 @@
|
||||
: "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 @@
|
||||
\
|
||||
__##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 @@
|
||||
\
|
||||
__##pfx##flush_prologue \
|
||||
\
|
||||
+ war \
|
||||
do { \
|
||||
cache##lsize##_unroll32(start,hitop); \
|
||||
start += lsize * 32; \
|
||||
@@ -384,6 +449,8 @@
|
||||
current_cpu_data.desc.waybit; \
|
||||
unsigned long ws, addr; \
|
||||
\
|
||||
+ war \
|
||||
+ \
|
||||
__##pfx##flush_prologue \
|
||||
\
|
||||
for (ws = 0; ws < ws_end; ws += ws_inc) \
|
||||
@@ -393,28 +460,30 @@
|
||||
__##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(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_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; \
|
||||
@@ -424,13 +493,13 @@
|
||||
__##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 */
|
||||
Index: linux-2.6.23/include/asm-mips/stackframe.h
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/include/asm-mips/stackframe.h 2007-10-09 22:31:38.000000000 +0200
|
||||
+++ linux-2.6.23/include/asm-mips/stackframe.h 2007-10-13 02:47:32.554044332 +0200
|
||||
@@ -350,6 +350,10 @@
|
||||
.macro RESTORE_SP_AND_RET
|
||||
LONG_L sp, PT_R29(sp)
|
||||
.set mips3
|
||||
+#ifdef CONFIG_BCM947XX
|
||||
+ nop
|
||||
+ nop
|
||||
+#endif
|
||||
eret
|
||||
.set mips0
|
||||
.endm
|
|
@ -0,0 +1,63 @@
|
|||
Index: linux-2.6.23/arch/mips/mm/init.c
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/arch/mips/mm/init.c 2007-10-09 22:31:38.000000000 +0200
|
||||
+++ linux-2.6.23/arch/mips/mm/init.c 2007-10-13 02:57:18.483434538 +0200
|
||||
@@ -211,7 +211,7 @@
|
||||
void *vfrom, *vto;
|
||||
|
||||
vto = kmap_atomic(to, KM_USER1);
|
||||
- if (cpu_has_dc_aliases && !Page_dcache_dirty(from)) {
|
||||
+ if (cpu_has_dc_aliases && cpu_use_kmap_coherent && !Page_dcache_dirty(from)) {
|
||||
vfrom = kmap_coherent(from, vaddr);
|
||||
copy_page(vto, vfrom);
|
||||
kunmap_coherent();
|
||||
@@ -234,7 +234,7 @@
|
||||
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) {
|
||||
void *vto = kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK);
|
||||
memcpy(vto, src, len);
|
||||
kunmap_coherent();
|
||||
@@ -250,7 +250,7 @@
|
||||
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) {
|
||||
void *vfrom =
|
||||
kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK);
|
||||
memcpy(dst, vfrom, len);
|
||||
Index: linux-2.6.23/include/asm-mips/mach-bcm947xx/cpu-feature-overrides.h
|
||||
===================================================================
|
||||
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
|
||||
+++ linux-2.6.23/include/asm-mips/mach-bcm947xx/cpu-feature-overrides.h 2007-10-13 02:56:22.020216880 +0200
|
||||
@@ -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_BCM947XX_CPU_FEATURE_OVERRIDES_H
|
||||
+#define __ASM_MACH_BCM947XX_CPU_FEATURE_OVERRIDES_H
|
||||
+
|
||||
+#define cpu_use_kmap_coherent 0
|
||||
+
|
||||
+#endif /* __ASM_MACH_BCM947XX_CPU_FEATURE_OVERRIDES_H */
|
||||
Index: linux-2.6.23/include/asm-mips/cpu-features.h
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/include/asm-mips/cpu-features.h 2007-10-09 22:31:38.000000000 +0200
|
||||
+++ linux-2.6.23/include/asm-mips/cpu-features.h 2007-10-13 02:56:22.028217337 +0200
|
||||
@@ -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
|
|
@ -0,0 +1,12 @@
|
|||
Index: linux-2.6.23/arch/mips/kernel/cpu-probe.c
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/arch/mips/kernel/cpu-probe.c 2007-10-13 02:47:02.788348072 +0200
|
||||
+++ linux-2.6.23/arch/mips/kernel/cpu-probe.c 2007-10-13 02:57:46.293019312 +0200
|
||||
@@ -159,6 +159,7 @@
|
||||
case CPU_5KC:
|
||||
case CPU_25KF:
|
||||
case CPU_PR4450:
|
||||
+ case CPU_BCM3302:
|
||||
cpu_wait = r4k_wait;
|
||||
break;
|
||||
|
|
@ -0,0 +1,274 @@
|
|||
Index: linux-2.6.23/drivers/net/b44.c
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/drivers/net/b44.c 2007-10-13 02:46:38.946989430 +0200
|
||||
+++ linux-2.6.23/drivers/net/b44.c 2007-10-13 03:15:34.889915180 +0200
|
||||
@@ -129,7 +129,7 @@
|
||||
unsigned long offset,
|
||||
enum dma_data_direction dir)
|
||||
{
|
||||
- dma_sync_single_range_for_device(&sdev->dev, dma_base,
|
||||
+ dma_sync_single_range_for_device(sdev->dev, dma_base,
|
||||
offset & dma_desc_align_mask,
|
||||
dma_desc_sync_size, dir);
|
||||
}
|
||||
@@ -139,7 +139,7 @@
|
||||
unsigned long offset,
|
||||
enum dma_data_direction dir)
|
||||
{
|
||||
- dma_sync_single_range_for_cpu(&sdev->dev, dma_base,
|
||||
+ dma_sync_single_range_for_cpu(sdev->dev, dma_base,
|
||||
offset & dma_desc_align_mask,
|
||||
dma_desc_sync_size, dir);
|
||||
}
|
||||
@@ -563,7 +563,7 @@
|
||||
|
||||
BUG_ON(skb == NULL);
|
||||
|
||||
- dma_unmap_single(&bp->sdev->dev,
|
||||
+ dma_unmap_single(bp->sdev->dev,
|
||||
pci_unmap_addr(rp, mapping),
|
||||
skb->len,
|
||||
DMA_TO_DEVICE);
|
||||
@@ -603,7 +603,7 @@
|
||||
if (skb == NULL)
|
||||
return -ENOMEM;
|
||||
|
||||
- mapping = dma_map_single(&bp->sdev->dev, skb->data,
|
||||
+ mapping = dma_map_single(bp->sdev->dev, skb->data,
|
||||
RX_PKT_BUF_SZ,
|
||||
DMA_FROM_DEVICE);
|
||||
|
||||
@@ -613,18 +613,18 @@
|
||||
mapping + RX_PKT_BUF_SZ > DMA_30BIT_MASK) {
|
||||
/* Sigh... */
|
||||
if (!dma_mapping_error(mapping))
|
||||
- dma_unmap_single(&bp->sdev->dev, mapping, RX_PKT_BUF_SZ,DMA_FROM_DEVICE);
|
||||
+ dma_unmap_single(bp->sdev->dev, mapping, RX_PKT_BUF_SZ,DMA_FROM_DEVICE);
|
||||
dev_kfree_skb_any(skb);
|
||||
skb = __netdev_alloc_skb(bp->dev, RX_PKT_BUF_SZ, GFP_ATOMIC|GFP_DMA);
|
||||
if (skb == NULL)
|
||||
return -ENOMEM;
|
||||
- mapping = dma_map_single(&bp->sdev->dev, skb->data,
|
||||
+ mapping = dma_map_single(bp->sdev->dev, skb->data,
|
||||
RX_PKT_BUF_SZ,
|
||||
DMA_FROM_DEVICE);
|
||||
if (dma_mapping_error(mapping) ||
|
||||
mapping + RX_PKT_BUF_SZ > DMA_30BIT_MASK) {
|
||||
if (!dma_mapping_error(mapping))
|
||||
- dma_unmap_single(&bp->sdev->dev, mapping, RX_PKT_BUF_SZ,DMA_FROM_DEVICE);
|
||||
+ dma_unmap_single(bp->sdev->dev, mapping, RX_PKT_BUF_SZ,DMA_FROM_DEVICE);
|
||||
dev_kfree_skb_any(skb);
|
||||
return -ENOMEM;
|
||||
}
|
||||
@@ -700,7 +700,7 @@
|
||||
dest_idx * sizeof(dest_desc),
|
||||
DMA_BIDIRECTIONAL);
|
||||
|
||||
- dma_sync_single_for_device(&bp->sdev->dev, le32_to_cpu(src_desc->addr),
|
||||
+ dma_sync_single_for_device(bp->sdev->dev, le32_to_cpu(src_desc->addr),
|
||||
RX_PKT_BUF_SZ,
|
||||
DMA_FROM_DEVICE);
|
||||
}
|
||||
@@ -722,7 +722,7 @@
|
||||
struct rx_header *rh;
|
||||
u16 len;
|
||||
|
||||
- dma_sync_single_for_cpu(&bp->sdev->dev, map,
|
||||
+ dma_sync_single_for_cpu(bp->sdev->dev, map,
|
||||
RX_PKT_BUF_SZ,
|
||||
DMA_FROM_DEVICE);
|
||||
rh = (struct rx_header *) skb->data;
|
||||
@@ -756,7 +756,7 @@
|
||||
skb_size = b44_alloc_rx_skb(bp, cons, bp->rx_prod);
|
||||
if (skb_size < 0)
|
||||
goto drop_it;
|
||||
- dma_unmap_single(&bp->sdev->dev, map,
|
||||
+ dma_unmap_single(bp->sdev->dev, map,
|
||||
skb_size, DMA_FROM_DEVICE);
|
||||
/* Leave out rx_header */
|
||||
skb_put(skb, len + RX_PKT_OFFSET);
|
||||
@@ -928,23 +928,23 @@
|
||||
goto err_out;
|
||||
}
|
||||
|
||||
- mapping = dma_map_single(&bp->sdev->dev, skb->data, len, DMA_TO_DEVICE);
|
||||
+ mapping = dma_map_single(bp->sdev->dev, skb->data, len, DMA_TO_DEVICE);
|
||||
if (dma_mapping_error(mapping) || mapping + len > DMA_30BIT_MASK) {
|
||||
struct sk_buff *bounce_skb;
|
||||
|
||||
/* Chip can't handle DMA to/from >1GB, use bounce buffer */
|
||||
if (!dma_mapping_error(mapping))
|
||||
- dma_unmap_single(&bp->sdev->dev, mapping, len, DMA_TO_DEVICE);
|
||||
+ dma_unmap_single(bp->sdev->dev, mapping, len, DMA_TO_DEVICE);
|
||||
|
||||
bounce_skb = __dev_alloc_skb(len, GFP_ATOMIC | GFP_DMA);
|
||||
if (!bounce_skb)
|
||||
goto err_out;
|
||||
|
||||
- mapping = dma_map_single(&bp->sdev->dev, bounce_skb->data,
|
||||
+ mapping = dma_map_single(bp->sdev->dev, bounce_skb->data,
|
||||
len, DMA_TO_DEVICE);
|
||||
if (dma_mapping_error(mapping) || mapping + len > DMA_30BIT_MASK) {
|
||||
if (!dma_mapping_error(mapping))
|
||||
- dma_unmap_single(&bp->sdev->dev, mapping,
|
||||
+ dma_unmap_single(bp->sdev->dev, mapping,
|
||||
len, DMA_TO_DEVICE);
|
||||
dev_kfree_skb_any(bounce_skb);
|
||||
goto err_out;
|
||||
@@ -1043,7 +1043,7 @@
|
||||
|
||||
if (rp->skb == NULL)
|
||||
continue;
|
||||
- dma_unmap_single(&bp->sdev->dev,
|
||||
+ dma_unmap_single(bp->sdev->dev,
|
||||
pci_unmap_addr(rp, mapping),
|
||||
RX_PKT_BUF_SZ,
|
||||
DMA_FROM_DEVICE);
|
||||
@@ -1057,7 +1057,7 @@
|
||||
|
||||
if (rp->skb == NULL)
|
||||
continue;
|
||||
- dma_unmap_single(&bp->sdev->dev,
|
||||
+ dma_unmap_single(bp->sdev->dev,
|
||||
pci_unmap_addr(rp, mapping),
|
||||
rp->skb->len,
|
||||
DMA_TO_DEVICE);
|
||||
@@ -1082,12 +1082,12 @@
|
||||
memset(bp->tx_ring, 0, B44_TX_RING_BYTES);
|
||||
|
||||
if (bp->flags & B44_FLAG_RX_RING_HACK)
|
||||
- dma_sync_single_for_device(&bp->sdev->dev, bp->rx_ring_dma,
|
||||
+ dma_sync_single_for_device(bp->sdev->dev, bp->rx_ring_dma,
|
||||
DMA_TABLE_BYTES,
|
||||
DMA_BIDIRECTIONAL);
|
||||
|
||||
if (bp->flags & B44_FLAG_TX_RING_HACK)
|
||||
- dma_sync_single_for_device(&bp->sdev->dev, bp->tx_ring_dma,
|
||||
+ dma_sync_single_for_device(bp->sdev->dev, bp->tx_ring_dma,
|
||||
DMA_TABLE_BYTES,
|
||||
DMA_TO_DEVICE);
|
||||
|
||||
@@ -1109,24 +1109,24 @@
|
||||
bp->tx_buffers = NULL;
|
||||
if (bp->rx_ring) {
|
||||
if (bp->flags & B44_FLAG_RX_RING_HACK) {
|
||||
- dma_unmap_single(&bp->sdev->dev, bp->rx_ring_dma,
|
||||
+ dma_unmap_single(bp->sdev->dev, bp->rx_ring_dma,
|
||||
DMA_TABLE_BYTES,
|
||||
DMA_BIDIRECTIONAL);
|
||||
kfree(bp->rx_ring);
|
||||
} else
|
||||
- dma_free_coherent(&bp->sdev->dev, DMA_TABLE_BYTES,
|
||||
+ dma_free_coherent(bp->sdev->dev, DMA_TABLE_BYTES,
|
||||
bp->rx_ring, bp->rx_ring_dma);
|
||||
bp->rx_ring = NULL;
|
||||
bp->flags &= ~B44_FLAG_RX_RING_HACK;
|
||||
}
|
||||
if (bp->tx_ring) {
|
||||
if (bp->flags & B44_FLAG_TX_RING_HACK) {
|
||||
- dma_unmap_single(&bp->sdev->dev, bp->tx_ring_dma,
|
||||
+ dma_unmap_single(bp->sdev->dev, bp->tx_ring_dma,
|
||||
DMA_TABLE_BYTES,
|
||||
DMA_TO_DEVICE);
|
||||
kfree(bp->tx_ring);
|
||||
} else
|
||||
- dma_free_coherent(&bp->sdev->dev, DMA_TABLE_BYTES,
|
||||
+ dma_free_coherent(bp->sdev->dev, DMA_TABLE_BYTES,
|
||||
bp->tx_ring, bp->tx_ring_dma);
|
||||
bp->tx_ring = NULL;
|
||||
bp->flags &= ~B44_FLAG_TX_RING_HACK;
|
||||
@@ -1152,7 +1152,7 @@
|
||||
goto out_err;
|
||||
|
||||
size = DMA_TABLE_BYTES;
|
||||
- bp->rx_ring = dma_alloc_coherent(&bp->sdev->dev, size, &bp->rx_ring_dma, GFP_ATOMIC);
|
||||
+ bp->rx_ring = dma_alloc_coherent(bp->sdev->dev, size, &bp->rx_ring_dma, GFP_ATOMIC);
|
||||
if (!bp->rx_ring) {
|
||||
/* Allocation may have failed due to pci_alloc_consistent
|
||||
insisting on use of GFP_DMA, which is more restrictive
|
||||
@@ -1164,7 +1164,7 @@
|
||||
if (!rx_ring)
|
||||
goto out_err;
|
||||
|
||||
- rx_ring_dma = dma_map_single(&bp->sdev->dev, rx_ring,
|
||||
+ rx_ring_dma = dma_map_single(bp->sdev->dev, rx_ring,
|
||||
DMA_TABLE_BYTES,
|
||||
DMA_BIDIRECTIONAL);
|
||||
|
||||
@@ -1179,7 +1179,7 @@
|
||||
bp->flags |= B44_FLAG_RX_RING_HACK;
|
||||
}
|
||||
|
||||
- bp->tx_ring = dma_alloc_coherent(&bp->sdev->dev, size, &bp->tx_ring_dma, GFP_ATOMIC);
|
||||
+ bp->tx_ring = dma_alloc_coherent(bp->sdev->dev, size, &bp->tx_ring_dma, GFP_ATOMIC);
|
||||
if (!bp->tx_ring) {
|
||||
/* Allocation may have failed due to dma_alloc_coherent
|
||||
insisting on use of GFP_DMA, which is more restrictive
|
||||
@@ -1191,7 +1191,7 @@
|
||||
if (!tx_ring)
|
||||
goto out_err;
|
||||
|
||||
- tx_ring_dma = dma_map_single(&bp->sdev->dev, tx_ring,
|
||||
+ tx_ring_dma = dma_map_single(bp->sdev->dev, tx_ring,
|
||||
DMA_TABLE_BYTES,
|
||||
DMA_TO_DEVICE);
|
||||
|
||||
@@ -2288,7 +2288,7 @@
|
||||
bp->flags |= B44_FLAG_BUGGY_TXPTR;
|
||||
*/
|
||||
|
||||
- if (bp->sdev->dev->id.revision >= 7)
|
||||
+ if (bp->sdev->id.revision >= 7)
|
||||
bp->flags |= B44_FLAG_B0_ANDLATER;
|
||||
|
||||
return err;
|
||||
@@ -2298,7 +2298,6 @@
|
||||
const struct ssb_device_id *ent)
|
||||
{
|
||||
static int b44_version_printed = 0;
|
||||
- unsigned long b44reg_base, b44reg_len;
|
||||
struct net_device *dev;
|
||||
struct b44 *bp;
|
||||
int err, i;
|
||||
@@ -2310,13 +2309,13 @@
|
||||
|
||||
dev = alloc_etherdev(sizeof(*bp));
|
||||
if (!dev) {
|
||||
- dev_err(&pdev->dev, "Etherdev alloc failed, aborting.\n");
|
||||
+ dev_err(sdev->dev, "Etherdev alloc failed, aborting.\n");
|
||||
err = -ENOMEM;
|
||||
goto out;
|
||||
}
|
||||
|
||||
SET_MODULE_OWNER(dev);
|
||||
- SET_NETDEV_DEV(dev,&sdev->dev);
|
||||
+ SET_NETDEV_DEV(dev,sdev->dev);
|
||||
|
||||
/* No interesting netdevice features in this card... */
|
||||
dev->features |= 0;
|
||||
@@ -2354,7 +2353,7 @@
|
||||
|
||||
err = b44_get_invariants(bp);
|
||||
if (err) {
|
||||
- dev_err(&sdev->dev,
|
||||
+ dev_err(sdev->dev,
|
||||
"Problem fetching invariants of chip, aborting.\n");
|
||||
goto err_out_free_dev;
|
||||
}
|
||||
@@ -2375,7 +2374,7 @@
|
||||
|
||||
err = register_netdev(dev);
|
||||
if (err) {
|
||||
- dev_err(&sdev->dev, "Cannot register net device, aborting.\n");
|
||||
+ dev_err(sdev->dev, "Cannot register net device, aborting.\n");
|
||||
goto out;
|
||||
}
|
||||
|
||||
@@ -2454,7 +2453,6 @@
|
||||
rc = request_irq(dev->irq, b44_interrupt, IRQF_SHARED, dev->name, dev);
|
||||
if (rc) {
|
||||
printk(KERN_ERR PFX "%s: request_irq failed\n", dev->name);
|
||||
- pci_disable_device(pdev);
|
||||
return rc;
|
||||
}
|
||||
|
|
@ -0,0 +1,372 @@
|
|||
Index: linux-2.6.22-rc5/drivers/ssb/driver_chipcommon.c
|
||||
===================================================================
|
||||
--- linux-2.6.22-rc5.orig/drivers/ssb/driver_chipcommon.c 2007-06-21 23:04:38.000000000 +0100
|
||||
+++ linux-2.6.22-rc5/drivers/ssb/driver_chipcommon.c 2007-06-24 20:07:15.000000000 +0100
|
||||
@@ -264,6 +264,31 @@
|
||||
ssb_chipco_set_clockmode(cc, SSB_CLKMODE_FAST);
|
||||
}
|
||||
|
||||
+/* TODO: These two functions are a clear candidate for merging, but one gets
|
||||
+ * the processor clock, and the other gets the bus clock.
|
||||
+ */
|
||||
+void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc,
|
||||
+ u32 *plltype, u32 *n, u32 *m)
|
||||
+{
|
||||
+ *n = chipco_read32(cc, SSB_CHIPCO_CLOCK_N);
|
||||
+ *plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT);
|
||||
+ switch (*plltype) {
|
||||
+ case SSB_PLLTYPE_2:
|
||||
+ case SSB_PLLTYPE_4:
|
||||
+ case SSB_PLLTYPE_6:
|
||||
+ case SSB_PLLTYPE_7:
|
||||
+ *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_MIPS);
|
||||
+ break;
|
||||
+ case SSB_PLLTYPE_3:
|
||||
+ /* 5350 uses m2 to control mips */
|
||||
+ *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_M2);
|
||||
+ break;
|
||||
+ default:
|
||||
+ *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_SB);
|
||||
+ break;
|
||||
+ }
|
||||
+}
|
||||
+
|
||||
void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc,
|
||||
u32 *plltype, u32 *n, u32 *m)
|
||||
{
|
||||
@@ -400,3 +425,13 @@
|
||||
return nr_ports;
|
||||
}
|
||||
#endif /* CONFIG_SSB_SERIAL */
|
||||
+
|
||||
+/* Set chip watchdog reset timer to fire in 'ticks' backplane cycles */
|
||||
+int
|
||||
+ssb_chipco_watchdog(struct ssb_chipcommon *cc, uint ticks)
|
||||
+{
|
||||
+ /* instant NMI */
|
||||
+ chipco_write32(cc, SSB_CHIPCO_WATCHDOG, ticks);
|
||||
+ return 0;
|
||||
+}
|
||||
+EXPORT_SYMBOL(ssb_chipco_watchdog);
|
||||
Index: linux-2.6.22-rc5/drivers/ssb/driver_mipscore.c
|
||||
===================================================================
|
||||
--- linux-2.6.22-rc5.orig/drivers/ssb/driver_mipscore.c 2007-06-10 16:44:31.000000000 +0100
|
||||
+++ linux-2.6.22-rc5/drivers/ssb/driver_mipscore.c 2007-06-24 20:48:52.000000000 +0100
|
||||
@@ -4,6 +4,7 @@
|
||||
*
|
||||
* Copyright 2005, Broadcom Corporation
|
||||
* Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
|
||||
+ * Copyright 2006, 2007, Felix Fietkau <nbd@openwrt.org>
|
||||
*
|
||||
* Licensed under the GNU/GPL. See COPYING for details.
|
||||
*/
|
||||
@@ -31,6 +32,16 @@
|
||||
ssb_write32(mcore->dev, offset, value);
|
||||
}
|
||||
|
||||
+static inline u32 extif_read32(struct ssb_extif *extif, u16 offset)
|
||||
+{
|
||||
+ return ssb_read32(extif->dev, offset);
|
||||
+}
|
||||
+
|
||||
+static inline void extif_write32(struct ssb_extif *extif, u16 offset, u32 value)
|
||||
+{
|
||||
+ ssb_write32(extif->dev, offset, value);
|
||||
+}
|
||||
+
|
||||
static const u32 ipsflag_irq_mask[] = {
|
||||
0,
|
||||
SSB_IPSFLAG_IRQ1,
|
||||
@@ -118,9 +129,9 @@
|
||||
}
|
||||
|
||||
/* XXX: leave here or move into separate extif driver? */
|
||||
-static int ssb_extif_serial_init(struct ssb_device *dev, struct ssb_serial_ports *ports)
|
||||
+static int ssb_extif_serial_init(struct ssb_extif *dev, struct ssb_serial_port *ports)
|
||||
{
|
||||
-
|
||||
+ return 0;
|
||||
}
|
||||
|
||||
|
||||
@@ -174,23 +185,76 @@
|
||||
{
|
||||
struct ssb_bus *bus = mcore->dev->bus;
|
||||
|
||||
+ mcore->flash_buswidth = 2;
|
||||
if (bus->chipco.dev) {
|
||||
mcore->flash_window = 0x1c000000;
|
||||
- mcore->flash_window_size = 0x800000;
|
||||
+ mcore->flash_window_size = 0x02000000;
|
||||
+ if ((ssb_read32(bus->chipco.dev, SSB_CHIPCO_FLASH_CFG)
|
||||
+ & SSB_CHIPCO_CFG_DS16) == 0)
|
||||
+ mcore->flash_buswidth = 1;
|
||||
} else {
|
||||
mcore->flash_window = 0x1fc00000;
|
||||
- mcore->flash_window_size = 0x400000;
|
||||
+ mcore->flash_window_size = 0x00400000;
|
||||
}
|
||||
}
|
||||
|
||||
+static void ssb_extif_timing_init(struct ssb_extif *extif, u32 ns)
|
||||
+{
|
||||
+ u32 tmp;
|
||||
+
|
||||
+ /* Initialize extif so we can get to the LEDs and external UART */
|
||||
+ extif_write32(extif, SSB_EXTIF_PROG_CFG, SSB_EXTCFG_EN);
|
||||
+
|
||||
+ /* Set timing for the flash */
|
||||
+ tmp = DIV_ROUND_UP(10, ns) << SSB_PROG_WCNT_3_SHIFT;
|
||||
+ tmp |= DIV_ROUND_UP(40, ns) << SSB_PROG_WCNT_1_SHIFT;
|
||||
+ tmp |= DIV_ROUND_UP(120, ns);
|
||||
+ extif_write32(extif, SSB_EXTIF_PROG_WAITCNT, tmp);
|
||||
+
|
||||
+ /* Set programmable interface timing for external uart */
|
||||
+ tmp = DIV_ROUND_UP(10, ns) << SSB_PROG_WCNT_3_SHIFT;
|
||||
+ tmp |= DIV_ROUND_UP(20, ns) << SSB_PROG_WCNT_2_SHIFT;
|
||||
+ tmp |= DIV_ROUND_UP(100, ns) << SSB_PROG_WCNT_1_SHIFT;
|
||||
+ tmp |= DIV_ROUND_UP(120, ns);
|
||||
+ extif_write32(extif, SSB_EXTIF_PROG_WAITCNT, tmp);
|
||||
+}
|
||||
|
||||
-static void ssb_cpu_clock(struct ssb_mipscore *mcore)
|
||||
+static inline void ssb_extif_get_clockcontrol(struct ssb_extif *extif,
|
||||
+ u32 *pll_type, u32 *n, u32 *m)
|
||||
{
|
||||
+ *pll_type = SSB_PLLTYPE_1;
|
||||
+ *n = extif_read32(extif, SSB_EXTIF_CLOCK_N);
|
||||
+ *m = extif_read32(extif, SSB_EXTIF_CLOCK_SB);
|
||||
}
|
||||
|
||||
-void ssb_mipscore_init(struct ssb_mipscore *mcore)
|
||||
+u32 ssb_cpu_clock(struct ssb_mipscore *mcore)
|
||||
{
|
||||
struct ssb_bus *bus = mcore->dev->bus;
|
||||
+ u32 pll_type, n, m, rate = 0;
|
||||
+
|
||||
+ if (bus->extif.dev) {
|
||||
+ ssb_extif_get_clockcontrol(&bus->extif, &pll_type, &n, &m);
|
||||
+ } else if (bus->chipco.dev) {
|
||||
+ ssb_chipco_get_clockcpu(&bus->chipco, &pll_type, &n, &m);
|
||||
+ } else
|
||||
+ return 0;
|
||||
+
|
||||
+ if ((pll_type == SSB_PLLTYPE_5) || (bus->chip_id == 0x5365)) {
|
||||
+ rate = 200000000;
|
||||
+ } else {
|
||||
+ rate = ssb_calc_clock_rate(pll_type, n, m);
|
||||
+ }
|
||||
+
|
||||
+ if (pll_type == SSB_PLLTYPE_6) {
|
||||
+ rate *= 2;
|
||||
+ }
|
||||
+
|
||||
+ return rate;
|
||||
+}
|
||||
+
|
||||
+void ssb_mipscore_init(struct ssb_mipscore *mcore)
|
||||
+{
|
||||
+ struct ssb_bus *bus;
|
||||
struct ssb_device *dev;
|
||||
unsigned long hz, ns;
|
||||
unsigned int irq, i;
|
||||
@@ -198,6 +262,8 @@
|
||||
if (!mcore->dev)
|
||||
return; /* We don't have a MIPS core */
|
||||
|
||||
+ bus = mcore->dev->bus;
|
||||
+
|
||||
ssb_dprintk(KERN_INFO PFX "Initializing MIPS core...\n");
|
||||
|
||||
hz = ssb_clockspeed(bus);
|
||||
@@ -205,28 +271,9 @@
|
||||
hz = 100000000;
|
||||
ns = 1000000000 / hz;
|
||||
|
||||
-//TODO
|
||||
-#if 0
|
||||
- if (have EXTIF) {
|
||||
- /* Initialize extif so we can get to the LEDs and external UART */
|
||||
- W_REG(&eir->prog_config, CF_EN);
|
||||
-
|
||||
- /* Set timing for the flash */
|
||||
- tmp = CEIL(10, ns) << FW_W3_SHIFT; /* W3 = 10nS */
|
||||
- tmp = tmp | (CEIL(40, ns) << FW_W1_SHIFT); /* W1 = 40nS */
|
||||
- tmp = tmp | CEIL(120, ns); /* W0 = 120nS */
|
||||
- W_REG(&eir->prog_waitcount, tmp); /* 0x01020a0c for a 100Mhz clock */
|
||||
-
|
||||
- /* Set programmable interface timing for external uart */
|
||||
- tmp = CEIL(10, ns) << FW_W3_SHIFT; /* W3 = 10nS */
|
||||
- tmp = tmp | (CEIL(20, ns) << FW_W2_SHIFT); /* W2 = 20nS */
|
||||
- tmp = tmp | (CEIL(100, ns) << FW_W1_SHIFT); /* W1 = 100nS */
|
||||
- tmp = tmp | CEIL(120, ns); /* W0 = 120nS */
|
||||
- W_REG(&eir->prog_waitcount, tmp);
|
||||
- }
|
||||
- else... chipcommon
|
||||
-#endif
|
||||
- if (bus->chipco.dev)
|
||||
+ if (bus->extif.dev)
|
||||
+ ssb_extif_timing_init(&bus->extif, ns);
|
||||
+ else if (bus->chipco.dev)
|
||||
ssb_chipco_timing_init(&bus->chipco, ns);
|
||||
|
||||
/* Assign IRQs to all cores on the bus, start with irq line 2, because serial usually takes 1 */
|
||||
@@ -256,3 +303,5 @@
|
||||
ssb_mips_serial_init(mcore);
|
||||
ssb_mips_flash_detect(mcore);
|
||||
}
|
||||
+
|
||||
+EXPORT_SYMBOL(ssb_mips_irq);
|
||||
Index: linux-2.6.22-rc5/include/linux/ssb/ssb_driver_chipcommon.h
|
||||
===================================================================
|
||||
--- linux-2.6.22-rc5.orig/include/linux/ssb/ssb_driver_chipcommon.h 2007-06-10 16:44:47.000000000 +0100
|
||||
+++ linux-2.6.22-rc5/include/linux/ssb/ssb_driver_chipcommon.h 2007-06-24 20:07:15.000000000 +0100
|
||||
@@ -364,6 +364,8 @@
|
||||
extern void ssb_chipco_suspend(struct ssb_chipcommon *cc, pm_message_t state);
|
||||
extern void ssb_chipco_resume(struct ssb_chipcommon *cc);
|
||||
|
||||
+extern void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc,
|
||||
+ u32 *plltype, u32 *n, u32 *m);
|
||||
extern void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc,
|
||||
u32 *plltype, u32 *n, u32 *m);
|
||||
extern void ssb_chipco_timing_init(struct ssb_chipcommon *cc,
|
||||
@@ -378,6 +380,46 @@
|
||||
extern void ssb_chipco_set_clockmode(struct ssb_chipcommon *cc,
|
||||
enum ssb_clkmode mode);
|
||||
|
||||
+/* GPIO functions */
|
||||
+static inline u32 ssb_chipco_gpio_in(struct ssb_chipcommon *cc,
|
||||
+ u32 mask)
|
||||
+{
|
||||
+ return ssb_read32(cc->dev, SSB_CHIPCO_GPIOIN) & mask;
|
||||
+}
|
||||
+
|
||||
+static inline u32 ssb_chipco_gpio_out(struct ssb_chipcommon *cc,
|
||||
+ u32 mask, u32 value)
|
||||
+{
|
||||
+ return ssb_write32_masked(cc->dev, SSB_CHIPCO_GPIOOUT, mask, value);
|
||||
+}
|
||||
+
|
||||
+static inline u32 ssb_chipco_gpio_outen(struct ssb_chipcommon *cc,
|
||||
+ u32 mask, u32 value)
|
||||
+{
|
||||
+ return ssb_write32_masked(cc->dev, SSB_CHIPCO_GPIOOUTEN, mask, value);
|
||||
+}
|
||||
+
|
||||
+static inline u32 ssb_chipco_gpio_control(struct ssb_chipcommon *cc,
|
||||
+ u32 mask, u32 value)
|
||||
+{
|
||||
+ return ssb_write32_masked(cc->dev, SSB_CHIPCO_GPIOCTL, mask, value);
|
||||
+}
|
||||
+
|
||||
+static inline u32 ssb_chipco_gpio_intmask(struct ssb_chipcommon *cc,
|
||||
+ u32 mask, u32 value)
|
||||
+{
|
||||
+ return ssb_write32_masked(cc->dev, SSB_CHIPCO_GPIOIRQ, mask, value);
|
||||
+}
|
||||
+
|
||||
+static inline u32 ssb_chipco_gpio_polarity(struct ssb_chipcommon *cc,
|
||||
+ u32 mask, u32 value)
|
||||
+{
|
||||
+ return ssb_write32_masked(cc->dev, SSB_CHIPCO_GPIOPOL, mask, value);
|
||||
+}
|
||||
+/* TODO: GPIO reservation */
|
||||
+
|
||||
+extern int ssb_chipco_watchdog(struct ssb_chipcommon *cc, uint ticks);
|
||||
+
|
||||
#ifdef CONFIG_SSB_SERIAL
|
||||
extern int ssb_chipco_serial_init(struct ssb_chipcommon *cc,
|
||||
struct ssb_serial_port *ports);
|
||||
Index: linux-2.6.22-rc5/include/linux/ssb/ssb_driver_extif.h
|
||||
===================================================================
|
||||
--- linux-2.6.22-rc5.orig/include/linux/ssb/ssb_driver_extif.h 2007-06-10 16:44:47.000000000 +0100
|
||||
+++ linux-2.6.22-rc5/include/linux/ssb/ssb_driver_extif.h 2007-06-24 20:07:15.000000000 +0100
|
||||
@@ -158,6 +158,36 @@
|
||||
/* watchdog */
|
||||
#define SSB_EXTIF_WATCHDOG_CLK 48000000 /* Hz */
|
||||
|
||||
+/* GPIO functions */
|
||||
+static inline u32 ssb_extif_gpio_in(struct ssb_extif *extif,
|
||||
+ u32 mask)
|
||||
+{
|
||||
+ return ssb_read32(extif->dev, SSB_EXTIF_GPIO_IN) & mask;
|
||||
+}
|
||||
+
|
||||
+static inline u32 ssb_extif_gpio_out(struct ssb_extif *extif,
|
||||
+ u32 mask, u32 value)
|
||||
+{
|
||||
+ return ssb_write32_masked(extif->dev, SSB_EXTIF_GPIO_OUT(0), mask, value);
|
||||
+}
|
||||
+
|
||||
+static inline u32 ssb_extif_gpio_outen(struct ssb_extif *extif,
|
||||
+ u32 mask, u32 value)
|
||||
+{
|
||||
+ return ssb_write32_masked(extif->dev, SSB_EXTIF_GPIO_OUTEN(0), mask, value);
|
||||
+}
|
||||
+
|
||||
+static inline u32 ssb_extif_gpio_polarity(struct ssb_extif *extif,
|
||||
+ u32 mask, u32 value)
|
||||
+{
|
||||
+ return ssb_write32_masked(extif->dev, SSB_EXTIF_GPIO_INTPOL, mask, value);
|
||||
+}
|
||||
+
|
||||
+static inline u32 ssb_extif_gpio_intmask(struct ssb_extif *extif,
|
||||
+ u32 mask, u32 value)
|
||||
+{
|
||||
+ return ssb_write32_masked(extif->dev, SSB_EXTIF_GPIO_INTMASK, mask, value);
|
||||
+}
|
||||
|
||||
#endif /* __KERNEL__ */
|
||||
#endif /* LINUX_SSB_EXTIFCORE_H_ */
|
||||
Index: linux-2.6.22-rc5/include/linux/ssb/ssb_driver_mips.h
|
||||
===================================================================
|
||||
--- linux-2.6.22-rc5.orig/include/linux/ssb/ssb_driver_mips.h 2007-06-10 16:44:47.000000000 +0100
|
||||
+++ linux-2.6.22-rc5/include/linux/ssb/ssb_driver_mips.h 2007-06-24 20:07:15.000000000 +0100
|
||||
@@ -22,11 +22,13 @@
|
||||
int nr_serial_ports;
|
||||
struct ssb_serial_port serial_ports[4];
|
||||
|
||||
+ int flash_buswidth;
|
||||
u32 flash_window;
|
||||
u32 flash_window_size;
|
||||
};
|
||||
|
||||
extern void ssb_mipscore_init(struct ssb_mipscore *mcore);
|
||||
+extern u32 ssb_cpu_clock(struct ssb_mipscore *mcore);
|
||||
|
||||
extern unsigned int ssb_mips_irq(struct ssb_device *dev);
|
||||
|
||||
Index: linux-2.6.22-rc5/include/linux/ssb/ssb.h
|
||||
===================================================================
|
||||
--- linux-2.6.22-rc5.orig/include/linux/ssb/ssb.h 2007-06-24 19:49:56.000000000 +0100
|
||||
+++ linux-2.6.22-rc5/include/linux/ssb/ssb.h 2007-06-24 20:07:15.000000000 +0100
|
||||
@@ -270,6 +270,12 @@
|
||||
#define SSB_CHIPPACK_BCM4712M 2 /* Medium 225pin 4712 */
|
||||
#define SSB_CHIPPACK_BCM4712L 0 /* Large 340pin 4712 */
|
||||
|
||||
+static inline u16 ssb_read16(struct ssb_device *dev, u16 offset);
|
||||
+static inline u32 ssb_read32(struct ssb_device *dev, u16 offset);
|
||||
+static inline void ssb_write16(struct ssb_device *dev, u16 offset, u16 value);
|
||||
+static inline void ssb_write32(struct ssb_device *dev, u16 offset, u32 value);
|
||||
+static inline u32 ssb_write32_masked(struct ssb_device *dev, u16 offset, u32 mask, u32 value);
|
||||
+
|
||||
#include <linux/ssb/ssb_driver_chipcommon.h>
|
||||
#include <linux/ssb/ssb_driver_mips.h>
|
||||
#include <linux/ssb/ssb_driver_extif.h>
|
||||
@@ -388,6 +394,16 @@
|
||||
dev->ops->write32(dev, offset, value);
|
||||
}
|
||||
|
||||
+static inline u32 ssb_write32_masked(struct ssb_device *dev,
|
||||
+ u16 offset,
|
||||
+ u32 mask,
|
||||
+ u32 value)
|
||||
+{
|
||||
+ value &= mask;
|
||||
+ value |= ssb_read32(dev, offset) & ~mask;
|
||||
+ ssb_write32(dev, offset, value);
|
||||
+ return value;
|
||||
+}
|
||||
|
||||
/* Translation (routing) bits that need to be ORed to DMA
|
||||
* addresses before they are given to a device. */
|
|
@ -0,0 +1,152 @@
|
|||
Index: linux-2.6.23/drivers/ssb/driver_mipscore.c
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/drivers/ssb/driver_mipscore.c 2007-10-13 03:01:19.829188047 +0200
|
||||
+++ linux-2.6.23/drivers/ssb/driver_mipscore.c 2007-10-13 03:01:21.777299062 +0200
|
||||
@@ -128,10 +128,46 @@
|
||||
ssb_write32(mdev, SSB_IPSFLAG, irqflag);
|
||||
}
|
||||
|
||||
-/* XXX: leave here or move into separate extif driver? */
|
||||
+static inline bool serial_exists(u8 *regs)
|
||||
+{
|
||||
+ u8 save_mcr, status1 = 0;
|
||||
+
|
||||
+ if (regs) {
|
||||
+ save_mcr = regs[UART_MCR];
|
||||
+ regs[UART_MCR] = (UART_MCR_LOOP | 0x0a);
|
||||
+ // Fixme UART_MSR_DSR appears in status1
|
||||
+ status1 = regs[UART_MSR] & 0xd0;
|
||||
+ regs[UART_MCR] = save_mcr;
|
||||
+ }
|
||||
+ return (status1 == (UART_MSR_DCD | UART_MSR_CTS));
|
||||
+}
|
||||
+
|
||||
static int ssb_extif_serial_init(struct ssb_extif *dev, struct ssb_serial_port *ports)
|
||||
{
|
||||
- return 0;
|
||||
+ u32 i, nr_ports = 0;
|
||||
+
|
||||
+ /* Disable GPIO interrupt initially */
|
||||
+ extif_write32(dev, SSB_EXTIF_GPIO_INTPOL, 0);
|
||||
+ extif_write32(dev, SSB_EXTIF_GPIO_INTMASK, 0);
|
||||
+
|
||||
+ for (i = 0; i < 2; i++) {
|
||||
+ void __iomem *uart_regs;
|
||||
+
|
||||
+ uart_regs = ioremap_nocache(SSB_EUART, 16);
|
||||
+ uart_regs += (i * 8);
|
||||
+
|
||||
+ if (serial_exists(uart_regs) && ports) {
|
||||
+ extif_write32(dev, SSB_EXTIF_GPIO_INTMASK, 2);
|
||||
+
|
||||
+ nr_ports++;
|
||||
+ ports[i].regs = uart_regs;
|
||||
+ ports[i].irq = 2;
|
||||
+ ports[i].baud_base = 13500000;
|
||||
+ ports[i].reg_shift = 0;
|
||||
+ }
|
||||
+ iounmap(uart_regs);
|
||||
+ }
|
||||
+ return nr_ports;
|
||||
}
|
||||
|
||||
|
||||
@@ -139,40 +175,6 @@
|
||||
{
|
||||
struct ssb_bus *bus = mcore->dev->bus;
|
||||
|
||||
- //TODO if (EXTIF available
|
||||
-#if 0
|
||||
- extifregs_t *eir = (extifregs_t *) regs;
|
||||
- sbconfig_t *sb;
|
||||
-
|
||||
- /* Determine external UART register base */
|
||||
- sb = (sbconfig_t *)((ulong) eir + SBCONFIGOFF);
|
||||
- base = EXTIF_CFGIF_BASE(sb_base(R_REG(&sb->sbadmatch1)));
|
||||
-
|
||||
- /* Determine IRQ */
|
||||
- irq = sb_irq(sbh);
|
||||
-
|
||||
- /* Disable GPIO interrupt initially */
|
||||
- W_REG(&eir->gpiointpolarity, 0);
|
||||
- W_REG(&eir->gpiointmask, 0);
|
||||
-
|
||||
- /* Search for external UARTs */
|
||||
- n = 2;
|
||||
- for (i = 0; i < 2; i++) {
|
||||
- regs = (void *) REG_MAP(base + (i * 8), 8);
|
||||
- if (BCMINIT(serial_exists)(regs)) {
|
||||
- /* Set GPIO 1 to be the external UART IRQ */
|
||||
- W_REG(&eir->gpiointmask, 2);
|
||||
- if (add)
|
||||
- add(regs, irq, 13500000, 0);
|
||||
- }
|
||||
- }
|
||||
-
|
||||
- /* Add internal UART if enabled */
|
||||
- if (R_REG(&eir->corecontrol) & CC_UE)
|
||||
- if (add)
|
||||
- add((void *) &eir->uartdata, irq, sb_clock(sbh), 2);
|
||||
-
|
||||
-#endif
|
||||
if (bus->extif.dev)
|
||||
mcore->nr_serial_ports = ssb_extif_serial_init(&bus->extif, mcore->serial_ports);
|
||||
else if (bus->chipco.dev)
|
||||
@@ -219,7 +221,7 @@
|
||||
extif_write32(extif, SSB_EXTIF_PROG_WAITCNT, tmp);
|
||||
}
|
||||
|
||||
-static inline void ssb_extif_get_clockcontrol(struct ssb_extif *extif,
|
||||
+void ssb_extif_get_clockcontrol(struct ssb_extif *extif,
|
||||
u32 *pll_type, u32 *n, u32 *m)
|
||||
{
|
||||
*pll_type = SSB_PLLTYPE_1;
|
||||
Index: linux-2.6.23/drivers/ssb/main.c
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/drivers/ssb/main.c 2007-10-11 19:38:13.198446000 +0200
|
||||
+++ linux-2.6.23/drivers/ssb/main.c 2007-10-13 03:01:21.785299518 +0200
|
||||
@@ -774,12 +774,12 @@
|
||||
u32 plltype;
|
||||
u32 clkctl_n, clkctl_m;
|
||||
|
||||
- //TODO if EXTIF: PLLTYPE == 1, read n from clockcontrol_n, m from clockcontrol_sb
|
||||
-
|
||||
- if (bus->chipco.dev) {
|
||||
+ if (bus->extif.dev)
|
||||
+ ssb_extif_get_clockcontrol(&bus->extif, &plltype, &clkctl_n, &clkctl_m);
|
||||
+ else if (bus->chipco.dev)
|
||||
ssb_chipco_get_clockcontrol(&bus->chipco, &plltype,
|
||||
&clkctl_n, &clkctl_m);
|
||||
- } else
|
||||
+ else
|
||||
return 0;
|
||||
|
||||
if (bus->chip_id == 0x5365) {
|
||||
Index: linux-2.6.23/include/linux/ssb/ssb_driver_extif.h
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/include/linux/ssb/ssb_driver_extif.h 2007-10-13 03:01:19.841188731 +0200
|
||||
+++ linux-2.6.23/include/linux/ssb/ssb_driver_extif.h 2007-10-13 03:01:21.789299747 +0200
|
||||
@@ -158,6 +158,8 @@
|
||||
/* watchdog */
|
||||
#define SSB_EXTIF_WATCHDOG_CLK 48000000 /* Hz */
|
||||
|
||||
+extern void ssb_extif_get_clockcontrol(struct ssb_extif *, u32 *, u32 *, u32 *);
|
||||
+
|
||||
/* GPIO functions */
|
||||
static inline u32 ssb_extif_gpio_in(struct ssb_extif *extif,
|
||||
u32 mask)
|
||||
Index: linux-2.6.23/include/linux/ssb/ssb_regs.h
|
||||
===================================================================
|
||||
--- linux-2.6.23.orig/include/linux/ssb/ssb_regs.h 2007-10-11 19:38:13.206447000 +0200
|
||||
+++ linux-2.6.23/include/linux/ssb/ssb_regs.h 2007-10-13 03:01:21.793299976 +0200
|
||||
@@ -24,8 +24,8 @@
|
||||
#define SSB_PCI_DMA_SZ 0x40000000 /* Client Mode sb2pcitranslation2 size in bytes */
|
||||
#define SSB_PCIE_DMA_L32 0x00000000 /* PCIE Client Mode sb2pcitranslation2 (2 ZettaBytes), low 32 bits */
|
||||
#define SSB_PCIE_DMA_H32 0x80000000 /* PCIE Client Mode sb2pcitranslation2 (2 ZettaBytes), high 32 bits */
|
||||
-#define SSB_EUART (SB_EXTIF_BASE + 0x00800000)
|
||||
-#define SSB_LED (SB_EXTIF_BASE + 0x00900000)
|
||||
+#define SSB_EUART (SSB_EXTIF_BASE + 0x00800000)
|
||||
+#define SSB_LED (SSB_EXTIF_BASE + 0x00900000)
|
||||
|
||||
|
||||
/* Enumeration space constants */
|
|
@ -93,10 +93,13 @@ static void __init ssb_fixup_pcibridge(struct pci_dev *dev)
|
|||
|
||||
/* Enable PCI bridge BAR1 prefetch and burst */
|
||||
pci_write_config_dword(dev, SSB_BAR1_CONTROL, 3);
|
||||
|
||||
/* Make sure our latency is high enough to handle the devices behind us */
|
||||
pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0xa8);
|
||||
}
|
||||
DECLARE_PCI_FIXUP_EARLY(PCI_ANY_ID, PCI_ANY_ID, ssb_fixup_pcibridge);
|
||||
|
||||
int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
|
||||
int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
|
||||
{
|
||||
return ssb_mips_irq(extpci_core->dev) + 2;
|
||||
}
|
||||
|
@ -110,7 +113,7 @@ static u32 get_cfgspace_addr(struct ssb_pcicore *pc,
|
|||
|
||||
if (unlikely(pc->cardbusmode && dev > 1))
|
||||
goto out;
|
||||
if (bus == 0) {
|
||||
if (bus == 0) {//FIXME busnumber ok?
|
||||
/* Type 0 transaction */
|
||||
if (unlikely(dev >= SSB_PCI_SLOT_MAX))
|
||||
goto out;
|
||||
|
@ -224,7 +227,7 @@ static int ssb_extpci_write_config(struct ssb_pcicore *pc,
|
|||
val = *((const u32 *)buf);
|
||||
break;
|
||||
}
|
||||
writel(*((const u32 *)buf), mmio);
|
||||
writel(val, mmio);
|
||||
|
||||
err = 0;
|
||||
unmap:
|
||||
|
@ -307,6 +310,8 @@ static void ssb_pcicore_init_hostmode(struct ssb_pcicore *pc)
|
|||
udelay(150);
|
||||
val |= SSB_PCICORE_CTL_RST; /* Deassert RST# */
|
||||
pcicore_write32(pc, SSB_PCICORE_CTL, val);
|
||||
val = SSB_PCICORE_ARBCTL_INTERN;
|
||||
pcicore_write32(pc, SSB_PCICORE_ARBCTL, val);
|
||||
udelay(1);
|
||||
|
||||
//TODO cardbus mode
|
||||
|
@ -336,6 +341,7 @@ static void ssb_pcicore_init_hostmode(struct ssb_pcicore *pc)
|
|||
* The following needs change, if we want to port hostmode
|
||||
* to non-MIPS platform. */
|
||||
set_io_port_base((unsigned long)ioremap_nocache(SSB_PCI_MEM, 0x04000000));
|
||||
mdelay(300);
|
||||
register_pci_controller(&ssb_pcicore_controller);
|
||||
}
|
||||
|
||||
|
|
Loading…
Reference in New Issue