diff options
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/boot/flatdevtree.c | 18 | ||||
| -rw-r--r-- | arch/powerpc/configs/ps3_defconfig | 200 | ||||
| -rw-r--r-- | arch/powerpc/kernel/Makefile | 1 | ||||
| -rw-r--r-- | arch/powerpc/kernel/head_64.S | 16 | ||||
| -rw-r--r-- | arch/powerpc/kernel/misc_32.S | 12 | ||||
| -rw-r--r-- | arch/powerpc/kernel/pci_64.c | 1 | ||||
| -rw-r--r-- | arch/powerpc/mm/hash_utils_64.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/mm/slb.c | 45 | ||||
| -rw-r--r-- | arch/powerpc/mm/slice.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/platforms/83xx/mpc832x_mds.c | 1 | ||||
| -rw-r--r-- | arch/powerpc/platforms/83xx/mpc832x_rdb.c | 1 | ||||
| -rw-r--r-- | arch/powerpc/platforms/83xx/mpc836x_mds.c | 1 | ||||
| -rw-r--r-- | arch/powerpc/platforms/85xx/mpc85xx_mds.c | 1 | ||||
| -rw-r--r-- | arch/powerpc/platforms/cell/spu_base.c | 141 | ||||
| -rw-r--r-- | arch/powerpc/platforms/cell/spu_manage.c | 163 | ||||
| -rw-r--r-- | arch/powerpc/platforms/cell/spu_syscalls.c | 1 | ||||
| -rw-r--r-- | arch/powerpc/platforms/ps3/Kconfig | 10 | ||||
| -rw-r--r-- | arch/powerpc/platforms/ps3/device-init.c | 39 | ||||
| -rw-r--r-- | arch/powerpc/platforms/ps3/spu.c | 6 |
19 files changed, 302 insertions, 359 deletions
diff --git a/arch/powerpc/boot/flatdevtree.c b/arch/powerpc/boot/flatdevtree.c index b732644788d..13761bf160c 100644 --- a/arch/powerpc/boot/flatdevtree.c +++ b/arch/powerpc/boot/flatdevtree.c @@ -134,20 +134,6 @@ static char *ft_next(struct ft_cxt *cxt, char *p, struct ft_atom *ret) #define HDR_SIZE _ALIGN(sizeof(struct boot_param_header), 8) #define EXPAND_INCR 1024 /* alloc this much extra when expanding */ -/* See if the regions are in the standard order and non-overlapping */ -static int ft_ordered(struct ft_cxt *cxt) -{ - char *p = (char *)cxt->bph + HDR_SIZE; - enum ft_rgn_id r; - - for (r = FT_RSVMAP; r <= FT_STRINGS; ++r) { - if (p > cxt->rgn[r].start) - return 0; - p = cxt->rgn[r].start + cxt->rgn[r].size; - } - return p <= (char *)cxt->bph + cxt->max_size; -} - /* Copy the tree to a newly-allocated region and put things in order */ static int ft_reorder(struct ft_cxt *cxt, int nextra) { @@ -573,10 +559,6 @@ int ft_open(struct ft_cxt *cxt, void *blob, unsigned int max_size, cxt->rgn[FT_STRUCT].size = struct_size(cxt); cxt->rgn[FT_STRINGS].start = blob + be32_to_cpu(bph->off_dt_strings); cxt->rgn[FT_STRINGS].size = be32_to_cpu(bph->dt_strings_size); - /* Leave as '0' to force first ft_make_space call to do a ft_reorder - * and move dt to an area allocated by realloc. - cxt->isordered = ft_ordered(cxt); - */ cxt->p = cxt->rgn[FT_STRUCT].start; cxt->str_anchor = cxt->rgn[FT_STRINGS].start; diff --git a/arch/powerpc/configs/ps3_defconfig b/arch/powerpc/configs/ps3_defconfig index d0b43df4442..ca7a197998e 100644 --- a/arch/powerpc/configs/ps3_defconfig +++ b/arch/powerpc/configs/ps3_defconfig @@ -1,9 +1,23 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.22-rc6 -# Tue Jun 26 14:15:19 2007 +# Linux kernel version: 2.6.23-rc2 +# Tue Aug 7 19:17:26 2007 # CONFIG_PPC64=y + +# +# Processor support +# +# CONFIG_POWER4_ONLY is not set +CONFIG_POWER3=y +CONFIG_POWER4=y +CONFIG_PPC_FPU=y +CONFIG_ALTIVEC=y +CONFIG_PPC_STD_MMU=y +# CONFIG_PPC_MM_SLICES is not set +CONFIG_VIRT_CPU_ACCOUNTING=y +CONFIG_SMP=y +CONFIG_NR_CPUS=2 CONFIG_64BIT=y CONFIG_PPC_MERGE=y CONFIG_MMU=y @@ -15,6 +29,7 @@ CONFIG_ARCH_HAS_ILOG2_U64=y CONFIG_GENERIC_HWEIGHT=y CONFIG_GENERIC_CALIBRATE_DELAY=y CONFIG_GENERIC_FIND_NEXT_BIT=y +CONFIG_ARCH_NO_VIRT_TO_BUS=y CONFIG_PPC=y CONFIG_EARLY_PRINTK=y CONFIG_COMPAT=y @@ -22,50 +37,32 @@ CONFIG_SYSVIPC_COMPAT=y CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y CONFIG_ARCH_MAY_HAVE_PC_FDC=y CONFIG_PPC_OF=y +CONFIG_OF=y # CONFIG_PPC_UDBG_16550 is not set # CONFIG_GENERIC_TBSYNC is not set CONFIG_AUDIT_ARCH=y CONFIG_GENERIC_BUG=y # CONFIG_DEFAULT_UIMAGE is not set - -# -# Processor support -# -# CONFIG_POWER4_ONLY is not set -CONFIG_POWER3=y -CONFIG_POWER4=y -CONFIG_PPC_FPU=y # CONFIG_PPC_DCR_NATIVE is not set # CONFIG_PPC_DCR_MMIO is not set # CONFIG_PPC_OF_PLATFORM_PCI is not set -CONFIG_ALTIVEC=y -CONFIG_PPC_STD_MMU=y -# CONFIG_PPC_MM_SLICES is not set -CONFIG_VIRT_CPU_ACCOUNTING=y -CONFIG_SMP=y -CONFIG_NR_CPUS=2 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" # -# Code maturity level options +# General setup # CONFIG_EXPERIMENTAL=y CONFIG_LOCK_KERNEL=y CONFIG_INIT_ENV_ARG_LIMIT=32 - -# -# General setup -# CONFIG_LOCALVERSION="" CONFIG_LOCALVERSION_AUTO=y CONFIG_SWAP=y CONFIG_SYSVIPC=y -# CONFIG_IPC_NS is not set CONFIG_SYSVIPC_SYSCTL=y # CONFIG_POSIX_MQUEUE is not set # CONFIG_BSD_PROCESS_ACCT is not set # CONFIG_TASKSTATS is not set -# CONFIG_UTS_NS is not set +# CONFIG_USER_NS is not set # CONFIG_AUDIT is not set # CONFIG_IKCONFIG is not set CONFIG_LOG_BUF_SHIFT=17 @@ -100,10 +97,6 @@ CONFIG_SLAB=y CONFIG_RT_MUTEXES=y # CONFIG_TINY_SHMEM is not set CONFIG_BASE_SMALL=0 - -# -# Loadable module support -# CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_MODULE_FORCE_UNLOAD is not set @@ -111,12 +104,9 @@ CONFIG_MODULE_UNLOAD=y # CONFIG_MODULE_SRCVERSION_ALL is not set CONFIG_KMOD=y CONFIG_STOP_MACHINE=y - -# -# Block layer -# CONFIG_BLOCK=y # CONFIG_BLK_DEV_IO_TRACE is not set +CONFIG_BLK_DEV_BSG=y # # IO Schedulers @@ -136,7 +126,9 @@ CONFIG_DEFAULT_IOSCHED="anticipatory" # CONFIG_PPC_MULTIPLATFORM=y # CONFIG_EMBEDDED6xx is not set -# CONFIG_APUS is not set +# CONFIG_PPC_82xx is not set +# CONFIG_PPC_83xx is not set +# CONFIG_PPC_86xx is not set # CONFIG_PPC_PSERIES is not set # CONFIG_PPC_ISERIES is not set # CONFIG_PPC_MPC52xx is not set @@ -223,6 +215,7 @@ CONFIG_MEMORY_HOTPLUG_SPARSE=y CONFIG_SPLIT_PTLOCK_CPUS=4 CONFIG_RESOURCES_64BIT=y CONFIG_ZONE_DMA_FLAG=1 +CONFIG_BOUNCE=y CONFIG_ARCH_MEMORY_PROBE=y # CONFIG_PPC_HAS_HASH_64K is not set # CONFIG_PPC_64K_PAGES is not set @@ -241,6 +234,7 @@ CONFIG_ZONE_DMA=y CONFIG_GENERIC_ISA_DMA=y # CONFIG_PCI is not set # CONFIG_PCI_DOMAINS is not set +# CONFIG_PCI_SYSCALL is not set # CONFIG_ARCH_SUPPORTS_MSI is not set # @@ -365,6 +359,7 @@ CONFIG_WIRELESS_EXT=y # CONFIG_MAC80211 is not set # CONFIG_IEEE80211 is not set # CONFIG_RFKILL is not set +# CONFIG_NET_9P is not set # # Device Drivers @@ -379,26 +374,11 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y # CONFIG_DEBUG_DRIVER is not set # CONFIG_DEBUG_DEVRES is not set # CONFIG_SYS_HYPERVISOR is not set - -# -# Connector - unified userspace <-> kernelspace linker -# # CONFIG_CONNECTOR is not set # CONFIG_MTD is not set - -# -# Parallel port support -# +CONFIG_OF_DEVICE=y # CONFIG_PARPORT is not set - -# -# Plug and Play support -# -# CONFIG_PNPACPI is not set - -# -# Block devices -# +CONFIG_BLK_DEV=y # CONFIG_BLK_DEV_FD is not set # CONFIG_BLK_DEV_COW_COMMON is not set CONFIG_BLK_DEV_LOOP=y @@ -411,11 +391,8 @@ CONFIG_BLK_DEV_RAM_SIZE=65535 CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024 # CONFIG_CDROM_PKTCDVD is not set # CONFIG_ATA_OVER_ETH is not set - -# -# Misc devices -# -# CONFIG_BLINK is not set +CONFIG_MISC_DEVICES=y +# CONFIG_EEPROM_93CX6 is not set # CONFIG_IDE is not set # @@ -423,6 +400,7 @@ CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024 # # CONFIG_RAID_ATTRS is not set CONFIG_SCSI=y +CONFIG_SCSI_DMA=y # CONFIG_SCSI_TGT is not set # CONFIG_SCSI_NETLINK is not set CONFIG_SCSI_PROC_FS=y @@ -455,37 +433,22 @@ CONFIG_SCSI_WAIT_SCAN=m # CONFIG_SCSI_ISCSI_ATTRS is not set # CONFIG_SCSI_SAS_ATTRS is not set # CONFIG_SCSI_SAS_LIBSAS is not set - -# -# SCSI low-level drivers -# -# CONFIG_ISCSI_TCP is not set -# CONFIG_SCSI_DEBUG is not set +# CONFIG_SCSI_LOWLEVEL is not set # CONFIG_ATA is not set - -# -# Multi-device support (RAID and LVM) -# # CONFIG_MD is not set # CONFIG_MACINTOSH_DRIVERS is not set - -# -# Network device support -# CONFIG_NETDEVICES=y +# CONFIG_NETDEVICES_MULTIQUEUE is not set # CONFIG_DUMMY is not set # CONFIG_BONDING is not set +# CONFIG_MACVLAN is not set # CONFIG_EQUALIZER is not set # CONFIG_TUN is not set - -# -# Ethernet (10 or 100Mbit) -# # CONFIG_NET_ETHERNET is not set CONFIG_MII=m CONFIG_NETDEV_1000=y -CONFIG_NETDEV_10000=y CONFIG_GELIC_NET=y +# CONFIG_NETDEV_10000 is not set # # Wireless LAN @@ -518,15 +481,7 @@ CONFIG_USB_NET_MCS7830=m # CONFIG_NETCONSOLE is not set # CONFIG_NETPOLL is not set # CONFIG_NET_POLL_CONTROLLER is not set - -# -# ISDN subsystem -# # CONFIG_ISDN is not set - -# -# Telephony Support -# # CONFIG_PHONE is not set # @@ -604,10 +559,6 @@ CONFIG_VT_HW_CONSOLE_BINDING=y CONFIG_UNIX98_PTYS=y CONFIG_LEGACY_PTYS=y CONFIG_LEGACY_PTY_COUNT=16 - -# -# IPMI -# # CONFIG_IPMI_HANDLER is not set # CONFIG_WATCHDOG is not set # CONFIG_HW_RANDOM is not set @@ -616,10 +567,6 @@ CONFIG_GEN_RTC=y # CONFIG_R3964 is not set # CONFIG_RAW_DRIVER is not set # CONFIG_HANGCHECK_TIMER is not set - -# -# TPM devices -# # CONFIG_TCG_TPM is not set # CONFIG_I2C is not set @@ -628,11 +575,8 @@ CONFIG_GEN_RTC=y # # CONFIG_SPI is not set # CONFIG_SPI_MASTER is not set - -# -# Dallas's 1-wire bus -# # CONFIG_W1 is not set +# CONFIG_POWER_SUPPLY is not set # CONFIG_HWMON is not set # @@ -657,6 +601,7 @@ CONFIG_GEN_RTC=y # # CONFIG_DISPLAY_SUPPORT is not set # CONFIG_VGASTATE is not set +CONFIG_VIDEO_OUTPUT_CONTROL=m CONFIG_FB=y # CONFIG_FIRMWARE_EDID is not set # CONFIG_FB_DDC is not set @@ -691,11 +636,13 @@ CONFIG_FB_PS3_DEFAULT_SIZE_M=18 # CONFIG_VGA_CONSOLE is not set CONFIG_DUMMY_CONSOLE=y CONFIG_FRAMEBUFFER_CONSOLE=y +CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y CONFIG_FRAMEBUFFER_CONSOLE_ROTATION=y # CONFIG_FONTS is not set CONFIG_FONT_8x8=y CONFIG_FONT_8x16=y CONFIG_LOGO=y +CONFIG_FB_LOGO_EXTRA=y # CONFIG_LOGO_LINUX_MONO is not set # CONFIG_LOGO_LINUX_VGA16 is not set CONFIG_LOGO_LINUX_CLUT224=y @@ -709,6 +656,8 @@ CONFIG_SOUND=y # Advanced Linux Sound Architecture # CONFIG_SND=y +CONFIG_SND_TIMER=y +CONFIG_SND_PCM=y # CONFIG_SND_SEQUENCER is not set # CONFIG_SND_MIXER_OSS is not set # CONFIG_SND_PCM_OSS is not set @@ -735,6 +684,12 @@ CONFIG_SND_VERBOSE_PROCFS=y # # +# ALSA PowerPC devices +# +CONFIG_SND_PS3=y +CONFIG_SND_PS3_DEFAULT_START_DELAY=2000 + +# # USB devices # # CONFIG_SND_USB_AUDIO is not set @@ -747,13 +702,14 @@ CONFIG_SND_VERBOSE_PROCFS=y # CONFIG_SND_SOC is not set # -# Open Sound System +# SoC Audio support for SuperH # -# CONFIG_SOUND_PRIME is not set # -# HID Devices +# Open Sound System # +# CONFIG_SOUND_PRIME is not set +CONFIG_HID_SUPPORT=y CONFIG_HID=y # CONFIG_HID_DEBUG is not set @@ -770,10 +726,7 @@ CONFIG_USB_HID=m # # CONFIG_USB_KBD is not set # CONFIG_USB_MOUSE is not set - -# -# USB support -# +CONFIG_USB_SUPPORT=y CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB_ARCH_HAS_OHCI=y CONFIG_USB_ARCH_HAS_EHCI=y @@ -803,6 +756,7 @@ CONFIG_USB_OHCI_HCD=y CONFIG_USB_OHCI_BIG_ENDIAN_MMIO=y CONFIG_USB_OHCI_LITTLE_ENDIAN=y # CONFIG_USB_SL811_HCD is not set +# CONFIG_USB_R8A66597_HCD is not set # # USB Device Class drivers @@ -879,31 +833,8 @@ CONFIG_USB_MON=y # # CONFIG_USB_GADGET is not set # CONFIG_MMC is not set - -# -# LED devices -# # CONFIG_NEW_LEDS is not set - -# -# LED drivers -# - -# -# LED Triggers -# - -# -# InfiniBand support -# - -# -# EDAC - error detection and reporting (RAS) (EXPERIMENTAL) -# - -# -# Real Time Clock -# +# CONFIG_EDAC is not set # CONFIG_RTC_CLASS is not set # @@ -920,6 +851,11 @@ CONFIG_USB_MON=y # # +# Userspace I/O +# +# CONFIG_UIO is not set + +# # File systems # CONFIG_EXT2_FS=m @@ -948,8 +884,8 @@ CONFIG_QUOTA=y CONFIG_QFMT_V2=y CONFIG_QUOTACTL=y CONFIG_DNOTIFY=y -# CONFIG_AUTOFS_FS is not set -CONFIG_AUTOFS4_FS=y +CONFIG_AUTOFS_FS=m +CONFIG_AUTOFS4_FS=m # CONFIG_FUSE_FS is not set # @@ -1030,7 +966,6 @@ CONFIG_CIFS=m # CONFIG_NCP_FS is not set # CONFIG_CODA_FS is not set # CONFIG_AFS_FS is not set -# CONFIG_9P_FS is not set # # Partition Types @@ -1096,6 +1031,7 @@ CONFIG_BITREVERSE=y # CONFIG_CRC16 is not set # CONFIG_CRC_ITU_T is not set CONFIG_CRC32=y +# CONFIG_CRC7 is not set # CONFIG_LIBCRC32C is not set CONFIG_PLIST=y CONFIG_HAS_IOMEM=y @@ -1120,6 +1056,7 @@ CONFIG_MAGIC_SYSRQ=y CONFIG_DEBUG_KERNEL=y # CONFIG_DEBUG_SHIRQ is not set CONFIG_DETECT_SOFTLOCKUP=y +CONFIG_SCHED_DEBUG=y # CONFIG_SCHEDSTATS is not set # CONFIG_TIMER_STATS is not set # CONFIG_DEBUG_SLAB is not set @@ -1150,10 +1087,6 @@ CONFIG_IRQSTACKS=y # # CONFIG_KEYS is not set # CONFIG_SECURITY is not set - -# -# Cryptographic options -# CONFIG_CRYPTO=y CONFIG_CRYPTO_ALGAPI=y CONFIG_CRYPTO_BLKCIPHER=y @@ -1191,7 +1124,4 @@ CONFIG_CRYPTO_DES=y # CONFIG_CRYPTO_CRC32C is not set # CONFIG_CRYPTO_CAMELLIA is not set # CONFIG_CRYPTO_TEST is not set - -# -# Hardware crypto devices -# +CONFIG_CRYPTO_HW=y diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile index f39a72f30aa..b0cb2e662c2 100644 --- a/arch/powerpc/kernel/Makefile +++ b/arch/powerpc/kernel/Makefile @@ -81,6 +81,7 @@ obj-y += iomap.o endif ifeq ($(CONFIG_PPC_ISERIES),y) +CFLAGS_lparmap.s += -g0 extra-y += lparmap.s $(obj)/head_64.o: $(obj)/lparmap.s AFLAGS_head_64.o += -I$(obj) diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S index 1448af92c6a..171800002ed 100644 --- a/arch/powerpc/kernel/head_64.S +++ b/arch/powerpc/kernel/head_64.S @@ -1672,8 +1672,9 @@ _GLOBAL(__start_initialization_multiplatform) * Are we booted from a PROM Of-type client-interface ? */ cmpldi cr0,r5,0 - bne .__boot_from_prom /* yes -> prom */ - + beq 1f + b .__boot_from_prom /* yes -> prom */ +1: /* Save parameters */ mr r31,r3 mr r30,r4 @@ -1701,7 +1702,7 @@ _GLOBAL(__start_initialization_multiplatform) bl .__mmu_off b .__after_prom_start -_STATIC(__boot_from_prom) +_INIT_STATIC(__boot_from_prom) /* Save parameters */ mr r31,r3 mr r30,r4 @@ -1768,9 +1769,10 @@ _STATIC(__after_prom_start) /* the source addr */ cmpdi r4,0 /* In some cases the loader may */ - beq .start_here_multiplatform /* have already put us at zero */ + bne 1f + b .start_here_multiplatform /* have already put us at zero */ /* so we can skip the copy. */ - LOAD_REG_IMMEDIATE(r5,copy_to_here) /* # bytes of memory to copy */ +1: LOAD_REG_IMMEDIATE(r5,copy_to_here) /* # bytes of memory to copy */ sub r5,r5,r27 li r6,0x100 /* Start offset, the first 0x100 */ @@ -1957,7 +1959,7 @@ _GLOBAL(enable_64b_mode) /* * This is where the main kernel code starts. */ -_STATIC(start_here_multiplatform) +_INIT_STATIC(start_here_multiplatform) /* get a new offset, now that the kernel has moved. */ bl .reloc_offset mr r26,r3 @@ -2019,7 +2021,7 @@ _STATIC(start_here_multiplatform) b . /* prevent speculative execution */ /* This is where all platforms converge execution */ -_STATIC(start_here_common) +_INIT_STATIC(start_here_common) /* relocation is on at this point */ /* The following code sets up the SP and TOC now that we are */ diff --git a/arch/powerpc/kernel/misc_32.S b/arch/powerpc/kernel/misc_32.S index e708ab7ca9e..8533de50347 100644 --- a/arch/powerpc/kernel/misc_32.S +++ b/arch/powerpc/kernel/misc_32.S @@ -301,9 +301,19 @@ _GLOBAL(_tlbie) mfspr r4,SPRN_MMUCR mfspr r5,SPRN_PID /* Get PID */ rlwimi r4,r5,0,24,31 /* Set TID */ - mtspr SPRN_MMUCR,r4 + /* We have to run the search with interrupts disabled, even critical + * and debug interrupts (in fact the only critical exceptions we have + * are debug and machine check). Otherwise an interrupt which causes + * a TLB miss can clobber the MMUCR between the mtspr and the tlbsx. */ + mfmsr r5 + lis r6,(MSR_EE|MSR_CE|MSR_ME|MSR_DE)@ha + addi r6,r6,(MSR_EE|MSR_CE|MSR_ME|MSR_DE)@l + andc r6,r5,r6 + mtmsr r6 + mtspr SPRN_MMUCR,r4 tlbsx. r3, 0, r3 + mtmsr r5 bne 10f sync /* There are only 64 TLB entries, so r3 < 64, diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c index a97e23ac197..291ffbc360c 100644 --- a/arch/powerpc/kernel/pci_64.c +++ b/arch/powerpc/kernel/pci_64.c @@ -313,6 +313,7 @@ struct pci_dev *of_create_pci_dev(struct device_node *node, dev->current_state = 4; /* unknown power state */ dev->error_state = pci_channel_io_normal; + dev->dma_mask = 0xffffffff; if (!strcmp(type, "pci") || !strcmp(type, "pciex")) { /* a PCI-PCI bridge */ diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c index f1789578747..a47151e806c 100644 --- a/arch/powerpc/mm/hash_utils_64.c +++ b/arch/powerpc/mm/hash_utils_64.c @@ -795,7 +795,7 @@ void hash_preload(struct mm_struct *mm, unsigned long ea, #ifdef CONFIG_PPC_MM_SLICES /* We only prefault standard pages for now */ - if (unlikely(get_slice_psize(mm, ea) != mm->context.user_psize)); + if (unlikely(get_slice_psize(mm, ea) != mm->context.user_psize)) return; #endif diff --git a/arch/powerpc/mm/slb.c b/arch/powerpc/mm/slb.c index b0697017d0e..a73d2d70097 100644 --- a/arch/powerpc/mm/slb.c +++ b/arch/powerpc/mm/slb.c @@ -69,20 +69,9 @@ static inline void slb_shadow_update(unsigned long ea, smp_wmb(); } -static inline void create_shadowed_slbe(unsigned long ea, unsigned long flags, - unsigned long entry) +static inline void slb_shadow_clear(unsigned long entry) { - /* - * Updating the shadow buffer before writing the SLB ensures - * we don't get a stale entry here if we get preempted by PHYP - * between these two statements. - */ - slb_shadow_update(ea, flags, entry); - - asm volatile("slbmte %0,%1" : - : "r" (mk_vsid_data(ea, flags)), - "r" (mk_esid_data(ea, entry)) - : "memory" ); + get_slb_shadow()->save_area[entry].esid = 0; } void slb_flush_and_rebolt(void) @@ -100,11 +89,13 @@ void slb_flush_and_rebolt(void) vflags = SLB_VSID_KERNEL | vmalloc_llp; ksp_esid_data = mk_esid_data(get_paca()->kstack, 2); - if ((ksp_esid_data & ESID_MASK) == PAGE_OFFSET) + if ((ksp_esid_data & ESID_MASK) == PAGE_OFFSET) { ksp_esid_data &= ~SLB_ESID_V; - - /* Only third entry (stack) may change here so only resave that */ - slb_shadow_update(get_paca()->kstack, lflags, 2); + slb_shadow_clear(2); + } else { + /* Update stack entry; others don't change */ + slb_shadow_update(get_paca()->kstack, lflags, 2); + } /* We need to do this all in asm, so we're sure we don't touch * the stack between the slbia and rebolting it. */ @@ -235,16 +226,12 @@ void slb_initialize(void) vflags = SLB_VSID_KERNEL | vmalloc_llp; /* Invalidate the entire SLB (even slot 0) & all the ERATS */ - asm volatile("isync":::"memory"); - asm volatile("slbmte %0,%0"::"r" (0) : "memory"); - asm volatile("isync; slbia; isync":::"memory"); - create_shadowed_slbe(PAGE_OFFSET, lflags, 0); - - create_shadowed_slbe(VMALLOC_START, vflags, 1); - - /* We don't bolt the stack for the time being - we're in boot, - * so the stack is in the bolted segment. By the time it goes - * elsewhere, we'll call _switch() which will bolt in the new - * one. */ - asm volatile("isync":::"memory"); + slb_shadow_update(PAGE_OFFSET, lflags, 0); + asm volatile("isync; slbia; sync; slbmte %0,%1; isync" :: + "r" (get_slb_shadow()->save_area[0].vsid), + "r" (get_slb_shadow()->save_area[0].esid) : "memory"); + + slb_shadow_update(VMALLOC_START, vflags, 1); + + slb_flush_and_rebolt(); } diff --git a/arch/powerpc/mm/slice.c b/arch/powerpc/mm/slice.c index f833dba2a02..d5fd3909d13 100644 --- a/arch/powerpc/mm/slice.c +++ b/arch/powerpc/mm/slice.c @@ -405,6 +405,8 @@ unsigned long slice_get_unmapped_area(unsigned long addr, unsigned long len, if (len > mm->task_size) return -ENOMEM; + if (len & ((1ul << pshift) - 1)) + return -EINVAL; if (fixed && (addr & ((1ul << pshift) - 1))) return -EINVAL; if (fixed && addr > (mm->task_size - len)) diff --git a/arch/powerpc/platforms/83xx/mpc832x_mds.c b/arch/powerpc/platforms/83xx/mpc832x_mds.c index b39cb52c6fb..2c8e641a739 100644 --- a/arch/powerpc/platforms/83xx/mpc832x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc832x_mds.c @@ -106,7 +106,6 @@ static struct of_device_id mpc832x_ids[] = { { .type = "soc", }, { .compatible = "soc", }, { .type = "qe", }, - { .type = "mdio", }, {}, }; diff --git a/arch/powerpc/platforms/83xx/mpc832x_rdb.c b/arch/powerpc/platforms/83xx/mpc832x_rdb.c index b2b28a44738..090906170a4 100644 --- a/arch/powerpc/platforms/83xx/mpc832x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc832x_rdb.c @@ -70,7 +70,6 @@ static struct of_device_id mpc832x_ids[] = { { .type = "soc", }, { .compatible = "soc", }, { .type = "qe", }, - { .type = "mdio", }, {}, }; diff --git a/arch/powerpc/platforms/83xx/mpc836x_mds.c b/arch/powerpc/platforms/83xx/mpc836x_mds.c index 0e615fd65c1..84b58934aaf 100644 --- a/arch/powerpc/platforms/83xx/mpc836x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc836x_mds.c @@ -113,7 +113,6 @@ static struct of_device_id mpc836x_ids[] = { { .type = "soc", }, { .compatible = "soc", }, { .type = "qe", }, - { .type = "mdio", }, {}, }; diff --git a/arch/powerpc/platforms/85xx/mpc85xx_mds.c b/arch/powerpc/platforms/85xx/mpc85xx_mds.c index e8003bf00c9..be25ecd911b 100644 --- a/arch/powerpc/platforms/85xx/mpc85xx_mds.c +++ b/arch/powerpc/platforms/85xx/mpc85xx_mds.c @@ -142,7 +142,6 @@ static struct of_device_id mpc85xx_ids[] = { { .type = "soc", }, { .compatible = "soc", }, { .type = "qe", }, - { .type = "mdio", }, {}, }; diff --git a/arch/powerpc/platforms/cell/spu_base.c b/arch/powerpc/platforms/cell/spu_base.c index 90124228b8f..095a30304c5 100644 --- a/arch/powerpc/platforms/cell/spu_base.c +++ b/arch/powerpc/platforms/cell/spu_base.c @@ -36,7 +36,6 @@ #include <asm/spu_priv1.h> #include <asm/xmon.h> #include <asm/prom.h> -#include "spu_priv1_mmio.h" const struct spu_management_ops *spu_management_ops; EXPORT_SYMBOL_GPL(spu_management_ops); @@ -636,138 +635,6 @@ static ssize_t spu_stat_show(struct sys_device *sysdev, char *buf) static SYSDEV_ATTR(stat, 0644, spu_stat_show, NULL); -/* Hardcoded affinity idxs for QS20 */ -#define SPES_PER_BE 8 -static int QS20_reg_idxs[SPES_PER_BE] = { 0, 2, 4, 6, 7, 5, 3, 1 }; -static int QS20_reg_memory[SPES_PER_BE] = { 1, 1, 0, 0, 0, 0, 0, 0 }; - -static struct spu *spu_lookup_reg(int node, u32 reg) -{ - struct spu *spu; - - list_for_each_entry(spu, &cbe_spu_info[node].spus, cbe_list) { - if (*(u32 *)get_property(spu_devnode(spu), "reg", NULL) == reg) - return spu; - } - return NULL; -} - -static void init_aff_QS20_harcoded(void) -{ - int node, i; - struct spu *last_spu, *spu; - u32 reg; - - for (node = 0; node < MAX_NUMNODES; node++) { - last_spu = NULL; - for (i = 0; i < SPES_PER_BE; i++) { - reg = QS20_reg_idxs[i]; - spu = spu_lookup_reg(node, reg); - if (!spu) - continue; - spu->has_mem_affinity = QS20_reg_memory[reg]; - if (last_spu) - list_add_tail(&spu->aff_list, - &last_spu->aff_list); - last_spu = spu; - } - } -} - -static int of_has_vicinity(void) -{ - struct spu* spu; - - spu = list_entry(cbe_spu_info[0].spus.next, struct spu, cbe_list); - return of_find_property(spu_devnode(spu), "vicinity", NULL) != NULL; -} - -static struct spu *aff_devnode_spu(int cbe, struct device_node *dn) -{ - struct spu *spu; - - list_for_each_entry(spu, &cbe_spu_info[cbe].spus, cbe_list) - if (spu_devnode(spu) == dn) - return spu; - return NULL; -} - -static struct spu * -aff_node_next_to(int cbe, struct device_node *target, struct device_node *avoid) -{ - struct spu *spu; - const phandle *vic_handles; - int lenp, i; - - list_for_each_entry(spu, &cbe_spu_info[cbe].spus, cbe_list) { - if (spu_devnode(spu) == avoid) - continue; - vic_handles = get_property(spu_devnode(spu), "vicinity", &lenp); - for (i=0; i < (lenp / sizeof(phandle)); i++) { - if (vic_handles[i] == target->linux_phandle) - return spu; - } - } - return NULL; -} - -static void init_aff_fw_vicinity_node(int cbe) -{ - struct spu *spu, *last_spu; - struct device_node *vic_dn, *last_spu_dn; - phandle avoid_ph; - const phandle *vic_handles; - const char *name; - int lenp, i, added, mem_aff; - - last_spu = list_entry(cbe_spu_info[cbe].spus.next, struct spu, cbe_list); - avoid_ph = 0; - for (added = 1; added < cbe_spu_info[cbe].n_spus; added++) { - last_spu_dn = spu_devnode(last_spu); - vic_handles = get_property(last_spu_dn, "vicinity", &lenp); - - for (i = 0; i < (lenp / sizeof(phandle)); i++) { - if (vic_handles[i] == avoid_ph) - continue; - - vic_dn = of_find_node_by_phandle(vic_handles[i]); - if (!vic_dn) - continue; - - name = get_property(vic_dn, "name", NULL); - if (strcmp(name, "spe") == 0) { - spu = aff_devnode_spu(cbe, vic_dn); - avoid_ph = last_spu_dn->linux_phandle; - } - else { - mem_aff = strcmp(name, "mic-tm") == 0; - spu = aff_node_next_to(cbe, vic_dn, last_spu_dn); - if (!spu) - continue; - if (mem_aff) { - last_spu->has_mem_affinity = 1; - spu->has_mem_affinity = 1; - } - avoid_ph = vic_dn->linux_phandle; - } - list_add_tail(&spu->aff_list, &last_spu->aff_list); - last_spu = spu; - break; - } - } -} - -static void init_aff_fw_vicinity(void) -{ - int cbe; - - /* sets has_mem_affinity for each spu, as long as the - * spu->aff_list list, linking each spu to its neighbors - */ - for (cbe = 0; cbe < MAX_NUMNODES; cbe++) - init_aff_fw_vicinity_node(cbe); -} - static int __init init_spu_base(void) { int i, ret = 0; @@ -811,13 +678,7 @@ static int __init init_spu_base(void) mutex_unlock(&spu_full_list_mutex); spu_add_sysdev_attr(&attr_stat); - if (of_has_vicinity()) { - init_aff_fw_vicinity(); - } else { - long root = of_get_flat_dt_root(); - if (of_flat_dt_is_compatible(root, "IBM,CPBW-1.0")) - init_aff_QS20_harcoded(); - } + spu_init_affinity(); return 0; diff --git a/arch/powerpc/platforms/cell/spu_manage.c b/arch/powerpc/platforms/cell/spu_manage.c index 75ed50fcc3d..5eb88346181 100644 --- a/arch/powerpc/platforms/cell/spu_manage.c +++ b/arch/powerpc/platforms/cell/spu_manage.c @@ -361,8 +361,171 @@ static int of_destroy_spu(struct spu *spu) return 0; } +/* Hardcoded affinity idxs for qs20 */ +#define QS20_SPES_PER_BE 8 +static int qs20_reg_idxs[QS20_SPES_PER_BE] = { 0, 2, 4, 6, 7, 5, 3, 1 }; +static int qs20_reg_memory[QS20_SPES_PER_BE] = { 1, 1, 0, 0, 0, 0, 0, 0 }; + +static struct spu *spu_lookup_reg(int node, u32 reg) +{ + struct spu *spu; + u32 *spu_reg; + + list_for_each_entry(spu, &cbe_spu_info[node].spus, cbe_list) { + spu_reg = (u32*)of_get_property(spu_devnode(spu), "reg", NULL); + if (*spu_reg == reg) + return spu; + } + return NULL; +} + +static void init_affinity_qs20_harcoded(void) +{ + int node, i; + struct spu *last_spu, *spu; + u32 reg; + + for (node = 0; node < MAX_NUMNODES; node++) { + last_spu = NULL; + for (i = 0; i < QS20_SPES_PER_BE; i++) { + reg = qs20_reg_idxs[i]; + spu = spu_lookup_reg(node, reg); + if (!spu) + continue; + spu->has_mem_affinity = qs20_reg_memory[reg]; + if (last_spu) + list_add_tail(&spu->aff_list, + &last_spu->aff_list); + last_spu = spu; + } + } +} + +static int of_has_vicinity(void) +{ + struct spu* spu; + + spu = list_first_entry(&cbe_spu_info[0].spus, struct spu, cbe_list); + return of_find_property(spu_devnode(spu), "vicinity", NULL) != NULL; +} + +static struct spu *devnode_spu(int cbe, struct device_node *dn) +{ + struct spu *spu; + + list_for_each_entry(spu, &cbe_spu_info[cbe].spus, cbe_list) + if (spu_devnode(spu) == dn) + return spu; + return NULL; +} + +static struct spu * +neighbour_spu(int cbe, struct device_node *target, struct device_node *avoid) +{ + struct spu *spu; + struct device_node *spu_dn; + const phandle *vic_handles; + int lenp, i; + + list_for_each_entry(spu, &cbe_spu_info[cbe].spus, cbe_list) { + spu_dn = spu_devnode(spu); + if (spu_dn == avoid) + continue; + vic_handles = of_get_property(spu_dn, "vicinity", &lenp); + for (i=0; i < (lenp / sizeof(phandle)); i++) { + if (vic_handles[i] == target->linux_phandle) + return spu; + } + } + return NULL; +} + +static void init_affinity_node(int cbe) +{ + struct spu *spu, *last_spu; + struct device_node *vic_dn, *last_spu_dn; + phandle avoid_ph; + const phandle *vic_handles; + const char *name; + int lenp, i, added; + + last_spu = list_first_entry(&cbe_spu_info[cbe].spus, struct spu, + cbe_list); + avoid_ph = 0; + for (added = 1; added < cbe_spu_info[cbe].n_spus; added++) { + last_spu_dn = spu_devnode(last_spu); + vic_handles = of_get_property(last_spu_dn, "vicinity", &lenp); + + /* + * Walk through each phandle in vicinity property of the spu + * (tipically two vicinity phandles per spe node) + */ + for (i = 0; i < (lenp / sizeof(phandle)); i++) { + if (vic_handles[i] == avoid_ph) + continue; + + vic_dn = of_find_node_by_phandle(vic_handles[i]); + if (!vic_dn) + continue; + + /* a neighbour might be spe, mic-tm, or bif0 */ + name = of_get_property(vic_dn, "name", NULL); + if (!name) + continue; + + if (strcmp(name, "spe") == 0) { + spu = devnode_spu(cbe, vic_dn); + avoid_ph = last_spu_dn->linux_phandle; + } else { + /* + * "mic-tm" and "bif0" nodes do not have + * vicinity property. So we need to find the + * spe which has vic_dn as neighbour, but + * skipping the one we came from (last_spu_dn) + */ + spu = neighbour_spu(cbe, vic_dn, last_spu_dn); + if (!spu) + continue; + if (!strcmp(name, "mic-tm")) { + last_spu->has_mem_affinity = 1; + spu->has_mem_affinity = 1; + } + avoid_ph = vic_dn->linux_phandle; + } + + list_add_tail(&spu->aff_list, &last_spu->aff_list); + last_spu = spu; + break; + } + } +} + +static void init_affinity_fw(void) +{ + int cbe; + + for (cbe = 0; cbe < MAX_NUMNODES; cbe++) + init_affinity_node(cbe); +} + +static int __init init_affinity(void) +{ + if (of_has_vicinity()) { + init_affinity_fw(); + } else { + long root = of_get_flat_dt_root(); + if (of_flat_dt_is_compatible(root, "IBM,CPBW-1.0")) + init_affinity_qs20_harcoded(); + else + printk("No affinity configuration found"); + } + + return 0; +} + const struct spu_management_ops spu_management_of_ops = { .enumerate_spus = of_enumerate_spus, .create_spu = of_create_spu, .destroy_spu = of_destroy_spu, + .init_affinity = init_affinity, }; diff --git a/arch/powerpc/platforms/cell/spu_syscalls.c b/arch/powerpc/platforms/cell/spu_syscalls.c index dd2c6688c8a..027ac32cc63 100644 --- a/arch/powerpc/platforms/cell/spu_syscalls.c +++ b/arch/powerpc/platforms/cell/spu_syscalls.c @@ -45,6 +45,7 @@ asmlinkage long sys_spu_create(const char __user *name, if (owner && try_module_get(owner)) { if (flags & SPU_CREATE_AFFINITY_SPU) { neighbor = fget_light(neighbor_fd, &fput_needed); + ret = -EBADF; if (neighbor) { ret = spufs_calls.create_thread(name, flags, mode, neighbor); diff --git a/arch/powerpc/platforms/ps3/Kconfig b/arch/powerpc/platforms/ps3/Kconfig index d4fc74f7bb1..67144d1d140 100644 --- a/arch/powerpc/platforms/ps3/Kconfig +++ b/arch/powerpc/platforms/ps3/Kconfig @@ -1,5 +1,5 @@ config PPC_PS3 - bool "Sony PS3 (incomplete)" + bool "Sony PS3" depends on PPC_MULTIPLATFORM && PPC64 select PPC_CELL select USB_ARCH_HAS_OHCI @@ -10,10 +10,10 @@ config PPC_PS3 select MEMORY_HOTPLUG help This option enables support for the Sony PS3 game console - and other platforms using the PS3 hypervisor. - Support for this platform is not yet complete, so - enabling this will not result in a bootable kernel on a - PS3 system. + and other platforms using the PS3 hypervisor. Enabling this + option will allow building otheros.bld, a kernel image suitable + for programming into flash memory, and vmlinux, a kernel image + suitable for loading via kexec. menu "PS3 Platform Options" depends on PPC_PS3 diff --git a/arch/powerpc/platforms/ps3/device-init.c b/arch/powerpc/platforms/ps3/device-init.c index 825ebb2cbc2..ce15cada88d 100644 --- a/arch/powerpc/platforms/ps3/device-init.c +++ b/arch/powerpc/platforms/ps3/device-init.c @@ -273,55 +273,58 @@ static int ps3stor_wait_for_completion(u64 dev_id, u64 tag, static int ps3_storage_wait_for_device(const struct ps3_repository_device *repo) { + int error = -ENODEV; int result; const u64 notification_dev_id = (u64)-1LL; const unsigned int timeout = HZ; u64 lpar; u64 tag; + void *buf; + enum ps3_notify_type { + notify_device_ready = 0, + notify_region_probe = 1, + notify_region_update = 2, + }; struct { u64 operation_code; /* must be zero */ - u64 event_mask; /* 1 = device ready */ + u64 event_mask; /* OR of 1UL << enum ps3_notify_type */ } *notify_cmd; struct { - u64 event_type; /* notify_device_ready */ + u64 event_type; /* enum ps3_notify_type */ u64 bus_id; u64 dev_id; u64 dev_type; u64 dev_port; } *notify_event; - enum { - notify_device_ready = 1 - }; pr_debug(" -> %s:%u: bus_id %u, dev_id %u, dev_type %u\n", __func__, __LINE__, repo->bus_id, repo->dev_id, repo->dev_type); - notify_cmd = kzalloc(512, GFP_KERNEL); - notify_event = (void *)notify_cmd; - if (!notify_cmd) + buf = kzalloc(512, GFP_KERNEL); + if (!buf) return -ENOMEM; - lpar = ps3_mm_phys_to_lpar(__pa(notify_cmd)); + lpar = ps3_mm_phys_to_lpar(__pa(buf)); + notify_cmd = buf; + notify_event = buf; result = lv1_open_device(repo->bus_id, notification_dev_id, 0); if (result) { printk(KERN_ERR "%s:%u: lv1_open_device %s\n", __func__, __LINE__, ps3_result(result)); - result = -ENODEV; goto fail_free; } /* Setup and write the request for device notification. */ - notify_cmd->operation_code = 0; /* must be zero */ - notify_cmd->event_mask = 0x01; /* device ready */ + notify_cmd->operation_code = 0; /* must be zero */ + notify_cmd->event_mask = 1UL << notify_region_probe; result = lv1_storage_write(notification_dev_id, 0, 0, 1, 0, lpar, &tag); if (result) { printk(KERN_ERR "%s:%u: write failed %s\n", __func__, __LINE__, ps3_result(result)); - result = -ENODEV; goto fail_close; } @@ -332,13 +335,11 @@ static int ps3_storage_wait_for_device(const struct ps3_repository_device *repo) if (result) { printk(KERN_ERR "%s:%u: write not completed %s\n", __func__, __LINE__, ps3_result(result)); - result = -ENODEV; goto fail_close; } /* Loop here processing the requested notification events. */ - result = -ENODEV; while (1) { memset(notify_event, 0, sizeof(*notify_event)); @@ -358,7 +359,7 @@ static int ps3_storage_wait_for_device(const struct ps3_repository_device *repo) break; } - if (notify_event->event_type != notify_device_ready || + if (notify_event->event_type != notify_region_probe || notify_event->bus_id != repo->bus_id) { pr_debug("%s:%u: bad notify_event: event %lu, " "dev_id %lu, dev_type %lu\n", @@ -371,7 +372,7 @@ static int ps3_storage_wait_for_device(const struct ps3_repository_device *repo) notify_event->dev_type == repo->dev_type) { pr_debug("%s:%u: device ready: dev_id %u\n", __func__, __LINE__, repo->dev_id); - result = 0; + error = 0; break; } @@ -386,9 +387,9 @@ static int ps3_storage_wait_for_device(const struct ps3_repository_device *repo) fail_close: lv1_close_device(repo->bus_id, notification_dev_id); fail_free: - kfree(notify_cmd); + kfree(buf); pr_debug(" <- %s:%u\n", __func__, __LINE__); - return result; + return error; } static int ps3_setup_storage_dev(const struct ps3_repository_device *repo, diff --git a/arch/powerpc/platforms/ps3/spu.c b/arch/powerpc/platforms/ps3/spu.c index 502d80ed982..ac2a4b8a4c1 100644 --- a/arch/powerpc/platforms/ps3/spu.c +++ b/arch/powerpc/platforms/ps3/spu.c @@ -414,10 +414,16 @@ static int __init ps3_enumerate_spus(int (*fn)(void *data)) return num_resource_id; } +static int ps3_init_affinity(void) +{ + return 0; +} + const struct spu_management_ops spu_management_ps3_ops = { .enumerate_spus = ps3_enumerate_spus, .create_spu = ps3_create_spu, .destroy_spu = ps3_destroy_spu, + .init_affinity = ps3_init_affinity, }; /* spu_priv1_ops */ |