diff options
Diffstat (limited to 'arch/powerpc')
44 files changed, 2125 insertions, 498 deletions
diff --git a/arch/powerpc/boot/dts/canyonlands.dts b/arch/powerpc/boot/dts/canyonlands.dts index 8b5ba82..4447def 100644 --- a/arch/powerpc/boot/dts/canyonlands.dts +++ b/arch/powerpc/boot/dts/canyonlands.dts @@ -127,6 +127,13 @@ dcr-reg = <0x010 0x002>; }; + CRYPTO: crypto@180000 { + compatible = "amcc,ppc460ex-crypto", "amcc,ppc4xx-crypto"; + reg = <4 0x00180000 0x80400>; + interrupt-parent = <&UIC0>; + interrupts = <0x1d 0x4>; + }; + MAL0: mcmal { compatible = "ibm,mcmal-460ex", "ibm,mcmal2"; dcr-reg = <0x180 0x062>; diff --git a/arch/powerpc/boot/dts/kilauea.dts b/arch/powerpc/boot/dts/kilauea.dts index 2804444..5e6b08f 100644 --- a/arch/powerpc/boot/dts/kilauea.dts +++ b/arch/powerpc/boot/dts/kilauea.dts @@ -97,6 +97,13 @@ 0x6 0x4>; /* ECC SEC Error */ }; + CRYPTO: crypto@ef700000 { + compatible = "amcc,ppc405ex-crypto", "amcc,ppc4xx-crypto"; + reg = <0xef700000 0x80400>; + interrupt-parent = <&UIC0>; + interrupts = <0x17 0x2>; + }; + MAL0: mcmal { compatible = "ibm,mcmal-405ex", "ibm,mcmal2"; dcr-reg = <0x180 0x062>; diff --git a/arch/powerpc/configs/ps3_defconfig b/arch/powerpc/configs/ps3_defconfig index b6eee7c..ac14f52 100644 --- a/arch/powerpc/configs/ps3_defconfig +++ b/arch/powerpc/configs/ps3_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.27-rc3 -# Wed Aug 20 08:16:53 2008 +# Linux kernel version: 2.6.29-rc8 +# Fri Mar 13 09:28:45 2009 # CONFIG_PPC64=y @@ -16,13 +16,14 @@ CONFIG_PPC_FPU=y CONFIG_ALTIVEC=y # CONFIG_VSX is not set CONFIG_PPC_STD_MMU=y +CONFIG_PPC_STD_MMU_64=y CONFIG_PPC_MM_SLICES=y CONFIG_VIRT_CPU_ACCOUNTING=y CONFIG_SMP=y CONFIG_NR_CPUS=2 CONFIG_64BIT=y CONFIG_WORD_SIZE=64 -CONFIG_PPC_MERGE=y +CONFIG_ARCH_PHYS_ADDR_T_64BIT=y CONFIG_MMU=y CONFIG_GENERIC_CMOS_UPDATE=y CONFIG_GENERIC_TIME=y @@ -46,7 +47,7 @@ CONFIG_PPC=y CONFIG_EARLY_PRINTK=y CONFIG_COMPAT=y CONFIG_SYSVIPC_COMPAT=y -CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y +CONFIG_SCHED_OMIT_FRAME_POINTER=y CONFIG_ARCH_MAY_HAVE_PC_FDC=y CONFIG_PPC_OF=y CONFIG_OF=y @@ -74,10 +75,19 @@ CONFIG_POSIX_MQUEUE=y # CONFIG_BSD_PROCESS_ACCT is not set # CONFIG_TASKSTATS is not set # CONFIG_AUDIT is not set + +# +# RCU Subsystem +# +CONFIG_CLASSIC_RCU=y +# CONFIG_TREE_RCU is not set +# CONFIG_PREEMPT_RCU is not set +# CONFIG_TREE_RCU_TRACE is not set +# CONFIG_PREEMPT_RCU_TRACE is not set # CONFIG_IKCONFIG is not set CONFIG_LOG_BUF_SHIFT=17 -# CONFIG_CGROUPS is not set # CONFIG_GROUP_SCHED is not set +# CONFIG_CGROUPS is not set CONFIG_SYSFS_DEPRECATED=y CONFIG_SYSFS_DEPRECATED_V2=y # CONFIG_RELAY is not set @@ -86,11 +96,13 @@ CONFIG_NAMESPACES=y # CONFIG_IPC_NS is not set # CONFIG_USER_NS is not set # CONFIG_PID_NS is not set +# CONFIG_NET_NS is not set CONFIG_BLK_DEV_INITRD=y CONFIG_INITRAMFS_SOURCE="" CONFIG_CC_OPTIMIZE_FOR_SIZE=y CONFIG_SYSCTL=y -# CONFIG_EMBEDDED is not set +CONFIG_ANON_INODES=y +CONFIG_EMBEDDED=y CONFIG_SYSCTL_SYSCALL=y CONFIG_KALLSYMS=y CONFIG_KALLSYMS_ALL=y @@ -99,37 +111,36 @@ CONFIG_HOTPLUG=y CONFIG_PRINTK=y CONFIG_BUG=y CONFIG_ELF_CORE=y -# CONFIG_COMPAT_BRK is not set CONFIG_BASE_FULL=y CONFIG_FUTEX=y -CONFIG_ANON_INODES=y CONFIG_EPOLL=y CONFIG_SIGNALFD=y CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y +CONFIG_AIO=y CONFIG_VM_EVENT_COUNTERS=y +# CONFIG_COMPAT_BRK is not set CONFIG_SLAB=y # CONFIG_SLUB is not set # CONFIG_SLOB is not set CONFIG_PROFILING=y -# CONFIG_MARKERS is not set +CONFIG_TRACEPOINTS=y +CONFIG_MARKERS=y CONFIG_OPROFILE=m CONFIG_HAVE_OPROFILE=y # CONFIG_KPROBES is not set CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y +CONFIG_HAVE_SYSCALL_WRAPPERS=y CONFIG_HAVE_IOREMAP_PROT=y CONFIG_HAVE_KPROBES=y CONFIG_HAVE_KRETPROBES=y CONFIG_HAVE_ARCH_TRACEHOOK=y CONFIG_HAVE_DMA_ATTRS=y CONFIG_USE_GENERIC_SMP_HELPERS=y -# CONFIG_HAVE_CLK is not set -CONFIG_PROC_PAGE_MONITOR=y # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set CONFIG_SLABINFO=y CONFIG_RT_MUTEXES=y -# CONFIG_TINY_SHMEM is not set CONFIG_BASE_SMALL=0 CONFIG_MODULES=y # CONFIG_MODULE_FORCE_LOAD is not set @@ -137,7 +148,6 @@ CONFIG_MODULE_UNLOAD=y # CONFIG_MODULE_FORCE_UNLOAD is not set # CONFIG_MODVERSIONS is not set # CONFIG_MODULE_SRCVERSION_ALL is not set -CONFIG_KMOD=y CONFIG_STOP_MACHINE=y CONFIG_BLOCK=y # CONFIG_BLK_DEV_IO_TRACE is not set @@ -157,7 +167,7 @@ CONFIG_DEFAULT_AS=y # CONFIG_DEFAULT_CFQ is not set # CONFIG_DEFAULT_NOOP is not set CONFIG_DEFAULT_IOSCHED="anticipatory" -CONFIG_CLASSIC_RCU=y +# CONFIG_FREEZER is not set # # Platform support @@ -183,18 +193,20 @@ CONFIG_PS3_STORAGE=y CONFIG_PS3_DISK=y CONFIG_PS3_ROM=y CONFIG_PS3_FLASH=y -CONFIG_OPROFILE_PS3=y +CONFIG_PS3_VRAM=m CONFIG_PS3_LPM=m CONFIG_PPC_CELL=y # CONFIG_PPC_CELL_NATIVE is not set # CONFIG_PPC_IBM_CELL_BLADE is not set # CONFIG_PPC_CELLEB is not set +# CONFIG_PPC_CELL_QPACE is not set # # Cell Broadband Engine options # CONFIG_SPU_FS=y CONFIG_SPU_FS_64K_LS=y +# CONFIG_SPU_TRACE is not set CONFIG_SPU_BASE=y # CONFIG_PQ2ADS is not set # CONFIG_IPIC is not set @@ -210,6 +222,7 @@ CONFIG_SPU_BASE=y # CONFIG_GENERIC_IOMAP is not set # CONFIG_CPU_FREQ is not set # CONFIG_FSL_ULI1575 is not set +# CONFIG_SIMPLE_GPIO is not set # # Kernel options @@ -229,6 +242,8 @@ CONFIG_PREEMPT_NONE=y # CONFIG_PREEMPT is not set CONFIG_BINFMT_ELF=y CONFIG_COMPAT_BINFMT_ELF=y +# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set +# CONFIG_HAVE_AOUT is not set CONFIG_BINFMT_MISC=y CONFIG_HUGETLB_PAGE_SIZE_VARIABLE=y # CONFIG_IOMMU_VMERGE is not set @@ -251,7 +266,6 @@ CONFIG_SELECT_MEMORY_MODEL=y CONFIG_SPARSEMEM_MANUAL=y CONFIG_SPARSEMEM=y CONFIG_HAVE_MEMORY_PRESENT=y -# CONFIG_SPARSEMEM_STATIC is not set CONFIG_SPARSEMEM_EXTREME=y CONFIG_SPARSEMEM_VMEMMAP_ENABLE=y # CONFIG_SPARSEMEM_VMEMMAP is not set @@ -261,11 +275,14 @@ CONFIG_MEMORY_HOTPLUG_SPARSE=y CONFIG_PAGEFLAGS_EXTENDED=y CONFIG_SPLIT_PTLOCK_CPUS=4 CONFIG_MIGRATION=y -CONFIG_RESOURCES_64BIT=y +CONFIG_PHYS_ADDR_T_64BIT=y CONFIG_ZONE_DMA_FLAG=1 CONFIG_BOUNCE=y +CONFIG_UNEVICTABLE_LRU=y CONFIG_ARCH_MEMORY_PROBE=y CONFIG_PPC_HAS_HASH_64K=y +CONFIG_PPC_4K_PAGES=y +# CONFIG_PPC_16K_PAGES is not set # CONFIG_PPC_64K_PAGES is not set CONFIG_FORCE_MAX_ZONEORDER=13 CONFIG_SCHED_SMT=y @@ -299,6 +316,7 @@ CONFIG_NET=y # # Networking options # +CONFIG_COMPAT_NET_DEV_OPS=y CONFIG_PACKET=y CONFIG_PACKET_MMAP=y CONFIG_UNIX=y @@ -361,6 +379,7 @@ CONFIG_IPV6_NDISC_NODETYPE=y # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set +# CONFIG_NET_DSA is not set # CONFIG_VLAN_8021Q is not set # CONFIG_DECNET is not set # CONFIG_LLC2 is not set @@ -371,6 +390,7 @@ CONFIG_IPV6_NDISC_NODETYPE=y # CONFIG_ECONET is not set # CONFIG_WAN_ROUTER is not set # CONFIG_NET_SCHED is not set +# CONFIG_DCB is not set # # Network testing @@ -392,39 +412,37 @@ CONFIG_BT_HIDP=m # # Bluetooth device drivers # -CONFIG_BT_HCIUSB=m -CONFIG_BT_HCIUSB_SCO=y +CONFIG_BT_HCIBTUSB=m # CONFIG_BT_HCIUART is not set # CONFIG_BT_HCIBCM203X is not set # CONFIG_BT_HCIBPA10X is not set # CONFIG_BT_HCIBFUSB is not set # CONFIG_BT_HCIVHCI is not set # CONFIG_AF_RXRPC is not set - -# -# Wireless -# +# CONFIG_PHONET is not set +CONFIG_WIRELESS=y CONFIG_CFG80211=m +# CONFIG_CFG80211_REG_DEBUG is not set CONFIG_NL80211=y +# CONFIG_WIRELESS_OLD_REGULATORY is not set CONFIG_WIRELESS_EXT=y # CONFIG_WIRELESS_EXT_SYSFS is not set +# CONFIG_LIB80211 is not set CONFIG_MAC80211=m # # Rate control algorithm selection # CONFIG_MAC80211_RC_PID=y +# CONFIG_MAC80211_RC_MINSTREL is not set CONFIG_MAC80211_RC_DEFAULT_PID=y +# CONFIG_MAC80211_RC_DEFAULT_MINSTREL is not set CONFIG_MAC80211_RC_DEFAULT="pid" # CONFIG_MAC80211_MESH is not set # CONFIG_MAC80211_LEDS is not set # CONFIG_MAC80211_DEBUGFS is not set # CONFIG_MAC80211_DEBUG_MENU is not set -CONFIG_IEEE80211=m -# CONFIG_IEEE80211_DEBUG is not set -CONFIG_IEEE80211_CRYPT_WEP=m -CONFIG_IEEE80211_CRYPT_CCMP=m -CONFIG_IEEE80211_CRYPT_TKIP=m +# CONFIG_WIMAX is not set # CONFIG_RFKILL is not set # CONFIG_NET_9P is not set @@ -450,6 +468,7 @@ CONFIG_MTD_DEBUG=y CONFIG_MTD_DEBUG_VERBOSE=0 # CONFIG_MTD_CONCAT is not set # CONFIG_MTD_PARTITIONS is not set +# CONFIG_MTD_TESTS is not set # # User Modules And Translation Layers @@ -494,7 +513,6 @@ CONFIG_MTD_CFI_I2=y # # CONFIG_MTD_SLRAM is not set # CONFIG_MTD_PHRAM is not set -CONFIG_MTD_PS3VRAM=y # CONFIG_MTD_MTDRAM is not set # CONFIG_MTD_BLOCK2MTD is not set @@ -508,6 +526,11 @@ CONFIG_MTD_PS3VRAM=y # CONFIG_MTD_ONENAND is not set # +# LPDDR flash memory drivers +# +# CONFIG_MTD_LPDDR is not set + +# # UBI - Unsorted block images # # CONFIG_MTD_UBI is not set @@ -528,8 +551,13 @@ CONFIG_BLK_DEV_RAM_SIZE=65535 # CONFIG_ATA_OVER_ETH is not set # CONFIG_BLK_DEV_HD is not set CONFIG_MISC_DEVICES=y -# CONFIG_EEPROM_93CX6 is not set # CONFIG_ENCLOSURE_SERVICES is not set +# CONFIG_C2PORT is not set + +# +# EEPROM support +# +# CONFIG_EEPROM_93CX6 is not set CONFIG_HAVE_IDE=y # CONFIG_IDE is not set @@ -575,7 +603,17 @@ CONFIG_SCSI_WAIT_SCAN=m # CONFIG_SCSI_LOWLEVEL is not set # CONFIG_SCSI_DH is not set # CONFIG_ATA is not set -# CONFIG_MD is not set +CONFIG_MD=y +# CONFIG_BLK_DEV_MD is not set +CONFIG_BLK_DEV_DM=m +# CONFIG_DM_DEBUG is not set +# CONFIG_DM_CRYPT is not set +# CONFIG_DM_SNAPSHOT is not set +# CONFIG_DM_MIRROR is not set +# CONFIG_DM_ZERO is not set +# CONFIG_DM_MULTIPATH is not set +# CONFIG_DM_DELAY is not set +# CONFIG_DM_UEVENT is not set # CONFIG_MACINTOSH_DRIVERS is not set CONFIG_NETDEVICES=y # CONFIG_DUMMY is not set @@ -591,6 +629,9 @@ CONFIG_MII=m # CONFIG_IBM_NEW_EMAC_RGMII is not set # CONFIG_IBM_NEW_EMAC_TAH is not set # CONFIG_IBM_NEW_EMAC_EMAC4 is not set +# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set +# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set +# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set # CONFIG_B44 is not set CONFIG_NETDEV_1000=y CONFIG_GELIC_NET=y @@ -604,6 +645,7 @@ CONFIG_GELIC_WIRELESS_OLD_PSK_INTERFACE=y # CONFIG_WLAN_PRE80211 is not set CONFIG_WLAN_80211=y # CONFIG_LIBERTAS is not set +# CONFIG_LIBERTAS_THINFIRM is not set # CONFIG_USB_ZD1201 is not set # CONFIG_USB_NET_RNDIS_WLAN is not set # CONFIG_RTL8187 is not set @@ -615,13 +657,11 @@ CONFIG_WLAN_80211=y # CONFIG_B43LEGACY is not set CONFIG_ZD1211RW=m # CONFIG_ZD1211RW_DEBUG is not set -CONFIG_RT2X00=m -CONFIG_RT2X00_LIB=m -CONFIG_RT2X00_LIB_USB=m -CONFIG_RT2X00_LIB_FIRMWARE=y -# CONFIG_RT2500USB is not set -CONFIG_RT73USB=m -# CONFIG_RT2X00_DEBUG is not set +# CONFIG_RT2X00 is not set + +# +# Enable WiMAX (Networking options) to see the WiMAX drivers +# # # USB Network Adapters @@ -634,6 +674,7 @@ CONFIG_USB_USBNET=m CONFIG_USB_NET_AX8817X=m # CONFIG_USB_NET_CDCETHER is not set # CONFIG_USB_NET_DM9601 is not set +# CONFIG_USB_NET_SMSC95XX is not set # CONFIG_USB_NET_GL620A is not set # CONFIG_USB_NET_NET1080 is not set # CONFIG_USB_NET_PLUSB is not set @@ -664,7 +705,7 @@ CONFIG_SLHC=m # Input device support # CONFIG_INPUT=y -# CONFIG_INPUT_FF_MEMLESS is not set +CONFIG_INPUT_FF_MEMLESS=m # CONFIG_INPUT_POLLDEV is not set # @@ -735,8 +776,10 @@ CONFIG_DEVKMEM=y # Non-8250 serial port support # CONFIG_UNIX98_PTYS=y +# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set CONFIG_LEGACY_PTYS=y CONFIG_LEGACY_PTY_COUNT=16 +# CONFIG_HVC_UDBG is not set # CONFIG_IPMI_HANDLER is not set # CONFIG_HW_RANDOM is not set # CONFIG_R3964 is not set @@ -753,11 +796,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y # CONFIG_THERMAL is not set # CONFIG_THERMAL_HWMON is not set # CONFIG_WATCHDOG is not set +CONFIG_SSB_POSSIBLE=y # # Sonics Silicon Backplane # -CONFIG_SSB_POSSIBLE=y # CONFIG_SSB is not set # @@ -767,6 +810,7 @@ CONFIG_SSB_POSSIBLE=y # CONFIG_MFD_SM501 is not set # CONFIG_HTC_PASIC3 is not set # CONFIG_MFD_TMIO is not set +# CONFIG_REGULATOR is not set # # Multimedia devices @@ -792,6 +836,7 @@ CONFIG_VIDEO_OUTPUT_CONTROL=m CONFIG_FB=y # CONFIG_FIRMWARE_EDID is not set # CONFIG_FB_DDC is not set +# CONFIG_FB_BOOT_VESA_SUPPORT is not set # CONFIG_FB_CFB_FILLRECT is not set # CONFIG_FB_CFB_COPYAREA is not set # CONFIG_FB_CFB_IMAGEBLIT is not set @@ -817,6 +862,8 @@ CONFIG_FB_SYS_FOPS=y CONFIG_FB_PS3=y CONFIG_FB_PS3_DEFAULT_SIZE_M=9 # CONFIG_FB_VIRTUAL is not set +# CONFIG_FB_METRONOME is not set +# CONFIG_FB_MB862XX is not set # CONFIG_BACKLIGHT_LCD_SUPPORT is not set # @@ -841,6 +888,7 @@ CONFIG_FB_LOGO_EXTRA=y # CONFIG_LOGO_LINUX_VGA16 is not set CONFIG_LOGO_LINUX_CLUT224=y CONFIG_SOUND=m +# CONFIG_SOUND_OSS_CORE is not set CONFIG_SND=m CONFIG_SND_TIMER=m CONFIG_SND_PCM=m @@ -849,6 +897,7 @@ CONFIG_SND_RAWMIDI=m # CONFIG_SND_SEQUENCER is not set # CONFIG_SND_MIXER_OSS is not set # CONFIG_SND_PCM_OSS is not set +# CONFIG_SND_HRTIMER is not set # CONFIG_SND_DYNAMIC_MINORS is not set CONFIG_SND_SUPPORT_OLD_API=y CONFIG_SND_VERBOSE_PROCFS=y @@ -873,15 +922,40 @@ CONFIG_HIDRAW=y # USB Input Devices # CONFIG_USB_HID=m -# CONFIG_USB_HIDINPUT_POWERBOOK is not set -# CONFIG_HID_FF is not set -# CONFIG_USB_HIDDEV is not set +# CONFIG_HID_PID is not set +CONFIG_USB_HIDDEV=y # # USB HID Boot Protocol drivers # # CONFIG_USB_KBD is not set # CONFIG_USB_MOUSE is not set + +# +# Special HID drivers +# +# CONFIG_HID_COMPAT is not set +# CONFIG_HID_A4TECH is not set +# CONFIG_HID_APPLE is not set +# CONFIG_HID_BELKIN is not set +# CONFIG_HID_CHERRY is not set +# CONFIG_HID_CHICONY is not set +# CONFIG_HID_CYPRESS is not set +# CONFIG_HID_EZKEY is not set +# CONFIG_HID_GYRATION is not set +# CONFIG_HID_LOGITECH is not set +# CONFIG_HID_MICROSOFT is not set +# CONFIG_HID_MONTEREY is not set +# CONFIG_HID_NTRIG is not set +# CONFIG_HID_PANTHERLORD is not set +# CONFIG_HID_PETALYNX is not set +# CONFIG_HID_SAMSUNG is not set +# CONFIG_HID_SONY is not set +# CONFIG_HID_SUNPLUS is not set +# CONFIG_GREENASIA_FF is not set +# CONFIG_HID_TOPSEED is not set +# CONFIG_THRUSTMASTER_FF is not set +# CONFIG_ZEROPLUS_FF is not set CONFIG_USB_SUPPORT=y CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB_ARCH_HAS_OHCI=y @@ -898,7 +972,11 @@ CONFIG_USB_DEVICEFS=y # CONFIG_USB_DYNAMIC_MINORS is not set CONFIG_USB_SUSPEND=y # CONFIG_USB_OTG is not set -CONFIG_USB_MON=y +# CONFIG_USB_OTG_WHITELIST is not set +# CONFIG_USB_OTG_BLACKLIST_HUB is not set +CONFIG_USB_MON=m +# CONFIG_USB_WUSB is not set +# CONFIG_USB_WUSB_CBAF is not set # # USB Host Controller Drivers @@ -909,6 +987,7 @@ CONFIG_USB_EHCI_HCD=m # CONFIG_USB_EHCI_TT_NEWSCHED is not set CONFIG_USB_EHCI_BIG_ENDIAN_MMIO=y # CONFIG_USB_EHCI_HCD_PPC_OF is not set +# CONFIG_USB_OXU210HP_HCD is not set # CONFIG_USB_ISP116X_HCD is not set # CONFIG_USB_ISP1760_HCD is not set CONFIG_USB_OHCI_HCD=m @@ -918,6 +997,7 @@ 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 +# CONFIG_USB_HWA_HCD is not set # # Enable Host or Gadget support to see Inventra options @@ -929,20 +1009,20 @@ CONFIG_USB_OHCI_LITTLE_ENDIAN=y # CONFIG_USB_ACM is not set # CONFIG_USB_PRINTER is not set # CONFIG_USB_WDM is not set +# CONFIG_USB_TMC is not set # -# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' +# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may also be needed; # # -# may also be needed; see USB_STORAGE Help for more information +# see USB_STORAGE Help for more information # CONFIG_USB_STORAGE=m # CONFIG_USB_STORAGE_DEBUG is not set # CONFIG_USB_STORAGE_DATAFAB is not set # CONFIG_USB_STORAGE_FREECOM is not set # CONFIG_USB_STORAGE_ISD200 is not set -# CONFIG_USB_STORAGE_DPCM is not set # CONFIG_USB_STORAGE_USBAT is not set # CONFIG_USB_STORAGE_SDDR09 is not set # CONFIG_USB_STORAGE_SDDR55 is not set @@ -950,7 +1030,6 @@ CONFIG_USB_STORAGE=m # CONFIG_USB_STORAGE_ALAUDA is not set # CONFIG_USB_STORAGE_ONETOUCH is not set # CONFIG_USB_STORAGE_KARMA is not set -# CONFIG_USB_STORAGE_SIERRA is not set # CONFIG_USB_STORAGE_CYPRESS_ATACB is not set # CONFIG_USB_LIBUSUAL is not set @@ -971,6 +1050,7 @@ CONFIG_USB_STORAGE=m # CONFIG_USB_EMI62 is not set # CONFIG_USB_EMI26 is not set # CONFIG_USB_ADUTUX is not set +# CONFIG_USB_SEVSEG is not set # CONFIG_USB_RIO500 is not set # CONFIG_USB_LEGOTOWER is not set # CONFIG_USB_LCD is not set @@ -988,7 +1068,12 @@ CONFIG_USB_STORAGE=m # CONFIG_USB_IOWARRIOR is not set # CONFIG_USB_TEST is not set # CONFIG_USB_ISIGHTFW is not set +# CONFIG_USB_VST is not set # CONFIG_USB_GADGET is not set + +# +# OTG and related infrastructure +# # CONFIG_MMC is not set # CONFIG_MEMSTICK is not set # CONFIG_NEW_LEDS is not set @@ -1014,12 +1099,15 @@ CONFIG_RTC_INTF_DEV=y # Platform RTC drivers # # CONFIG_RTC_DRV_CMOS is not set +# CONFIG_RTC_DRV_DS1286 is not set # CONFIG_RTC_DRV_DS1511 is not set # CONFIG_RTC_DRV_DS1553 is not set # CONFIG_RTC_DRV_DS1742 is not set # CONFIG_RTC_DRV_STK17TA8 is not set # CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_M48T35 is not set # CONFIG_RTC_DRV_M48T59 is not set +# CONFIG_RTC_DRV_BQ4802 is not set # CONFIG_RTC_DRV_V3020 is not set # @@ -1028,6 +1116,7 @@ CONFIG_RTC_INTF_DEV=y CONFIG_RTC_DRV_PPC=m # CONFIG_DMADEVICES is not set # CONFIG_UIO is not set +# CONFIG_STAGING is not set # # File systems @@ -1035,26 +1124,35 @@ CONFIG_RTC_DRV_PPC=m CONFIG_EXT2_FS=m # CONFIG_EXT2_FS_XATTR is not set # CONFIG_EXT2_FS_XIP is not set -CONFIG_EXT3_FS=y +CONFIG_EXT3_FS=m CONFIG_EXT3_FS_XATTR=y # CONFIG_EXT3_FS_POSIX_ACL is not set # CONFIG_EXT3_FS_SECURITY is not set -# CONFIG_EXT4DEV_FS is not set -CONFIG_JBD=y +CONFIG_EXT4_FS=y +# CONFIG_EXT4DEV_COMPAT is not set +CONFIG_EXT4_FS_XATTR=y +# CONFIG_EXT4_FS_POSIX_ACL is not set +# CONFIG_EXT4_FS_SECURITY is not set +CONFIG_JBD=m # CONFIG_JBD_DEBUG is not set +CONFIG_JBD2=y +# CONFIG_JBD2_DEBUG is not set CONFIG_FS_MBCACHE=y # CONFIG_REISERFS_FS is not set # CONFIG_JFS_FS is not set # CONFIG_FS_POSIX_ACL is not set +CONFIG_FILE_LOCKING=y # CONFIG_XFS_FS is not set # CONFIG_GFS2_FS is not set # CONFIG_OCFS2_FS is not set +# CONFIG_BTRFS_FS is not set CONFIG_DNOTIFY=y CONFIG_INOTIFY=y CONFIG_INOTIFY_USER=y CONFIG_QUOTA=y # CONFIG_QUOTA_NETLINK_INTERFACE is not set CONFIG_PRINT_QUOTA_WARNING=y +CONFIG_QUOTA_TREE=y # CONFIG_QFMT_V1 is not set CONFIG_QFMT_V2=y CONFIG_QUOTACTL=y @@ -1087,16 +1185,14 @@ CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1" CONFIG_PROC_FS=y CONFIG_PROC_KCORE=y CONFIG_PROC_SYSCTL=y +CONFIG_PROC_PAGE_MONITOR=y CONFIG_SYSFS=y CONFIG_TMPFS=y # CONFIG_TMPFS_POSIX_ACL is not set CONFIG_HUGETLBFS=y CONFIG_HUGETLB_PAGE=y # CONFIG_CONFIGFS_FS is not set - -# -# Miscellaneous filesystems -# +CONFIG_MISC_FILESYSTEMS=y # CONFIG_ADFS_FS is not set # CONFIG_AFFS_FS is not set # CONFIG_HFS_FS is not set @@ -1106,6 +1202,7 @@ CONFIG_HUGETLB_PAGE=y # CONFIG_EFS_FS is not set # CONFIG_JFFS2_FS is not set # CONFIG_CRAMFS is not set +# CONFIG_SQUASHFS is not set # CONFIG_VXFS_FS is not set # CONFIG_MINIX_FS is not set # CONFIG_OMFS_FS is not set @@ -1126,6 +1223,7 @@ CONFIG_LOCKD_V4=y CONFIG_NFS_COMMON=y CONFIG_SUNRPC=y CONFIG_SUNRPC_GSS=y +# CONFIG_SUNRPC_REGISTER_V4 is not set CONFIG_RPCSEC_GSS_KRB5=y # CONFIG_RPCSEC_GSS_SPKM3 is not set # CONFIG_SMB_FS is not set @@ -1190,9 +1288,9 @@ CONFIG_NLS_ISO8859_1=y # Library routines # CONFIG_BITREVERSE=y -# CONFIG_GENERIC_FIND_FIRST_BIT is not set +CONFIG_GENERIC_FIND_LAST_BIT=y CONFIG_CRC_CCITT=m -# CONFIG_CRC16 is not set +CONFIG_CRC16=y CONFIG_CRC_T10DIF=y CONFIG_CRC_ITU_T=m CONFIG_CRC32=y @@ -1250,27 +1348,44 @@ CONFIG_DEBUG_WRITECOUNT=y CONFIG_DEBUG_MEMORY_INIT=y CONFIG_DEBUG_LIST=y # CONFIG_DEBUG_SG is not set -CONFIG_FRAME_POINTER=y +# CONFIG_DEBUG_NOTIFIERS is not set # CONFIG_BOOT_PRINTK_DELAY is not set # CONFIG_RCU_TORTURE_TEST is not set +# CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_BACKTRACE_SELF_TEST is not set +# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set # CONFIG_FAULT_INJECTION is not set # CONFIG_LATENCYTOP is not set CONFIG_SYSCTL_SYSCALL_CHECK=y -CONFIG_HAVE_FTRACE=y +CONFIG_NOP_TRACER=y +CONFIG_HAVE_FUNCTION_TRACER=y CONFIG_HAVE_DYNAMIC_FTRACE=y -# CONFIG_FTRACE is not set +CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y +CONFIG_RING_BUFFER=y +CONFIG_TRACING=y + +# +# Tracers +# +# CONFIG_FUNCTION_TRACER is not set # CONFIG_IRQSOFF_TRACER is not set # CONFIG_SCHED_TRACER is not set # CONFIG_CONTEXT_SWITCH_TRACER is not set +# CONFIG_BOOT_TRACER is not set +# CONFIG_TRACE_BRANCH_PROFILING is not set +# CONFIG_STACK_TRACER is not set +# CONFIG_FTRACE_STARTUP_TEST is not set +# CONFIG_DYNAMIC_PRINTK_DEBUG is not set # CONFIG_SAMPLES is not set CONFIG_HAVE_ARCH_KGDB=y # CONFIG_KGDB is not set +CONFIG_PRINT_STACK_DEPTH=64 CONFIG_DEBUG_STACKOVERFLOW=y # CONFIG_DEBUG_STACK_USAGE is not set # CONFIG_DEBUG_PAGEALLOC is not set # CONFIG_CODE_PATCHING_SELFTEST is not set # CONFIG_FTR_FIXUP_SELFTEST is not set +# CONFIG_MSI_BITMAP_SELFTEST is not set # CONFIG_XMON is not set CONFIG_IRQSTACKS=y # CONFIG_VIRQ_DEBUG is not set @@ -1282,16 +1397,26 @@ CONFIG_IRQSTACKS=y # # CONFIG_KEYS is not set # CONFIG_SECURITY is not set +# CONFIG_SECURITYFS is not set # CONFIG_SECURITY_FILE_CAPABILITIES is not set CONFIG_CRYPTO=y # # Crypto core or helper # +# CONFIG_CRYPTO_FIPS is not set CONFIG_CRYPTO_ALGAPI=y +CONFIG_CRYPTO_ALGAPI2=y CONFIG_CRYPTO_AEAD=m +CONFIG_CRYPTO_AEAD2=y CONFIG_CRYPTO_BLKCIPHER=y +CONFIG_CRYPTO_BLKCIPHER2=y +CONFIG_CRYPTO_HASH=y +CONFIG_CRYPTO_HASH2=y +CONFIG_CRYPTO_RNG=m +CONFIG_CRYPTO_RNG2=y CONFIG_CRYPTO_MANAGER=y +CONFIG_CRYPTO_MANAGER2=y CONFIG_CRYPTO_GF128MUL=m # CONFIG_CRYPTO_NULL is not set # CONFIG_CRYPTO_CRYPTD is not set @@ -1363,6 +1488,11 @@ CONFIG_CRYPTO_SALSA20=m # # CONFIG_CRYPTO_DEFLATE is not set CONFIG_CRYPTO_LZO=m + +# +# Random Number Generation +# +# CONFIG_CRYPTO_ANSI_CPRNG is not set CONFIG_CRYPTO_HW=y # CONFIG_PPC_CLOCK is not set # CONFIG_VIRTUALIZATION is not set diff --git a/arch/powerpc/include/asm/bootx.h b/arch/powerpc/include/asm/bootx.h index 57b82e3..60a3c9e 100644 --- a/arch/powerpc/include/asm/bootx.h +++ b/arch/powerpc/include/asm/bootx.h @@ -9,7 +9,7 @@ #ifndef __ASM_BOOTX_H__ #define __ASM_BOOTX_H__ -#include <asm/types.h> +#include <linux/types.h> #ifdef macintosh #include <Types.h> diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h index 4911104..21172ba 100644 --- a/arch/powerpc/include/asm/cputable.h +++ b/arch/powerpc/include/asm/cputable.h @@ -241,9 +241,11 @@ extern const char *powerpc_base_platform; /* We need to mark all pages as being coherent if we're SMP or we have a * 74[45]x and an MPC107 host bridge. Also 83xx and PowerQUICC II * require it for PCI "streaming/prefetch" to work properly. + * This is also required by 52xx family. */ #if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \ - || defined(CONFIG_PPC_83xx) || defined(CONFIG_8260) + || defined(CONFIG_PPC_83xx) || defined(CONFIG_8260) \ + || defined(CONFIG_PPC_MPC52xx) #define CPU_FTR_COMMON CPU_FTR_NEED_COHERENT #else #define CPU_FTR_COMMON 0 diff --git a/arch/powerpc/include/asm/elf.h b/arch/powerpc/include/asm/elf.h index cd46f02..b5600ce 100644 --- a/arch/powerpc/include/asm/elf.h +++ b/arch/powerpc/include/asm/elf.h @@ -7,7 +7,7 @@ #include <asm/string.h> #endif -#include <asm/types.h> +#include <linux/types.h> #include <asm/ptrace.h> #include <asm/cputable.h> #include <asm/auxvec.h> diff --git a/arch/powerpc/include/asm/kvm.h b/arch/powerpc/include/asm/kvm.h index f993e41..bb2de6a 100644 --- a/arch/powerpc/include/asm/kvm.h +++ b/arch/powerpc/include/asm/kvm.h @@ -20,7 +20,7 @@ #ifndef __LINUX_KVM_POWERPC_H #define __LINUX_KVM_POWERPC_H -#include <asm/types.h> +#include <linux/types.h> struct kvm_regs { __u64 pc; @@ -52,4 +52,11 @@ struct kvm_fpu { __u64 fpr[32]; }; +struct kvm_debug_exit_arch { +}; + +/* for KVM_SET_GUEST_DEBUG */ +struct kvm_guest_debug_arch { +}; + #endif /* __LINUX_KVM_POWERPC_H */ diff --git a/arch/powerpc/include/asm/kvm_44x.h b/arch/powerpc/include/asm/kvm_44x.h index f49031b..d22d399 100644 --- a/arch/powerpc/include/asm/kvm_44x.h +++ b/arch/powerpc/include/asm/kvm_44x.h @@ -28,6 +28,13 @@ * need to find some way of advertising it. */ #define KVM44x_GUEST_TLB_SIZE 64 +struct kvmppc_44x_tlbe { + u32 tid; /* Only the low 8 bits are used. */ + u32 word0; + u32 word1; + u32 word2; +}; + struct kvmppc_44x_shadow_ref { struct page *page; u16 gtlb_index; diff --git a/arch/powerpc/include/asm/kvm_asm.h b/arch/powerpc/include/asm/kvm_asm.h index 2197764..56bfae5 100644 --- a/arch/powerpc/include/asm/kvm_asm.h +++ b/arch/powerpc/include/asm/kvm_asm.h @@ -42,7 +42,12 @@ #define BOOKE_INTERRUPT_DTLB_MISS 13 #define BOOKE_INTERRUPT_ITLB_MISS 14 #define BOOKE_INTERRUPT_DEBUG 15 -#define BOOKE_MAX_INTERRUPT 15 + +/* E500 */ +#define BOOKE_INTERRUPT_SPE_UNAVAIL 32 +#define BOOKE_INTERRUPT_SPE_FP_DATA 33 +#define BOOKE_INTERRUPT_SPE_FP_ROUND 34 +#define BOOKE_INTERRUPT_PERFORMANCE_MONITOR 35 #define RESUME_FLAG_NV (1<<0) /* Reload guest nonvolatile state? */ #define RESUME_FLAG_HOST (1<<1) /* Resume host? */ diff --git a/arch/powerpc/include/asm/kvm_e500.h b/arch/powerpc/include/asm/kvm_e500.h new file mode 100644 index 0000000..9d497ce --- /dev/null +++ b/arch/powerpc/include/asm/kvm_e500.h @@ -0,0 +1,67 @@ +/* + * Copyright (C) 2008 Freescale Semiconductor, Inc. All rights reserved. + * + * Author: Yu Liu, <yu.liu@freescale.com> + * + * Description: + * This file is derived from arch/powerpc/include/asm/kvm_44x.h, + * by Hollis Blanchard <hollisb@us.ibm.com>. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License, version 2, as + * published by the Free Software Foundation. + */ + +#ifndef __ASM_KVM_E500_H__ +#define __ASM_KVM_E500_H__ + +#include <linux/kvm_host.h> + +#define BOOKE_INTERRUPT_SIZE 36 + +#define E500_PID_NUM 3 +#define E500_TLB_NUM 2 + +struct tlbe{ + u32 mas1; + u32 mas2; + u32 mas3; + u32 mas7; +}; + +struct kvmppc_vcpu_e500 { + /* Unmodified copy of the guest's TLB. */ + struct tlbe *guest_tlb[E500_TLB_NUM]; + /* TLB that's actually used when the guest is running. */ + struct tlbe *shadow_tlb[E500_TLB_NUM]; + /* Pages which are referenced in the shadow TLB. */ + struct page **shadow_pages[E500_TLB_NUM]; + + unsigned int guest_tlb_size[E500_TLB_NUM]; + unsigned int shadow_tlb_size[E500_TLB_NUM]; + unsigned int guest_tlb_nv[E500_TLB_NUM]; + + u32 host_pid[E500_PID_NUM]; + u32 pid[E500_PID_NUM]; + + u32 mas0; + u32 mas1; + u32 mas2; + u32 mas3; + u32 mas4; + u32 mas5; + u32 mas6; + u32 mas7; + u32 l1csr1; + u32 hid0; + u32 hid1; + + struct kvm_vcpu vcpu; +}; + +static inline struct kvmppc_vcpu_e500 *to_e500(struct kvm_vcpu *vcpu) +{ + return container_of(vcpu, struct kvmppc_vcpu_e500, vcpu); +} + +#endif /* __ASM_KVM_E500_H__ */ diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h index c1e436f..dfdf13c 100644 --- a/arch/powerpc/include/asm/kvm_host.h +++ b/arch/powerpc/include/asm/kvm_host.h @@ -64,13 +64,6 @@ struct kvm_vcpu_stat { u32 halt_wakeup; }; -struct kvmppc_44x_tlbe { - u32 tid; /* Only the low 8 bits are used. */ - u32 word0; - u32 word1; - u32 word2; -}; - enum kvm_exit_types { MMIO_EXITS, DCR_EXITS, @@ -118,11 +111,6 @@ struct kvm_arch { struct kvm_vcpu_arch { u32 host_stack; u32 host_pid; - u32 host_dbcr0; - u32 host_dbcr1; - u32 host_dbcr2; - u32 host_iac[4]; - u32 host_msr; u64 fpr[32]; ulong gpr[32]; @@ -157,7 +145,7 @@ struct kvm_vcpu_arch { u32 tbu; u32 tcr; u32 tsr; - u32 ivor[16]; + u32 ivor[64]; ulong ivpr; u32 pir; @@ -170,6 +158,7 @@ struct kvm_vcpu_arch { u32 ccr1; u32 dbcr0; u32 dbcr1; + u32 dbsr; #ifdef CONFIG_KVM_EXIT_TIMING struct kvmppc_exit_timing timing_exit; @@ -200,10 +189,4 @@ struct kvm_vcpu_arch { unsigned long pending_exceptions; }; -struct kvm_guest_debug { - int enabled; - unsigned long bp[4]; - int singlestep; -}; - #endif /* __POWERPC_KVM_HOST_H__ */ diff --git a/arch/powerpc/include/asm/kvm_ppc.h b/arch/powerpc/include/asm/kvm_ppc.h index 36d2a50..2c6ee349 100644 --- a/arch/powerpc/include/asm/kvm_ppc.h +++ b/arch/powerpc/include/asm/kvm_ppc.h @@ -52,13 +52,19 @@ extern int kvmppc_emulate_instruction(struct kvm_run *run, extern int kvmppc_emulate_mmio(struct kvm_run *run, struct kvm_vcpu *vcpu); extern void kvmppc_emulate_dec(struct kvm_vcpu *vcpu); +/* Core-specific hooks */ + extern void kvmppc_mmu_map(struct kvm_vcpu *vcpu, u64 gvaddr, gpa_t gpaddr, - u64 asid, u32 flags, u32 max_bytes, unsigned int gtlb_idx); extern void kvmppc_mmu_priv_switch(struct kvm_vcpu *vcpu, int usermode); extern void kvmppc_mmu_switch_pid(struct kvm_vcpu *vcpu, u32 pid); - -/* Core-specific hooks */ +extern void kvmppc_mmu_destroy(struct kvm_vcpu *vcpu); +extern int kvmppc_mmu_dtlb_index(struct kvm_vcpu *vcpu, gva_t eaddr); +extern int kvmppc_mmu_itlb_index(struct kvm_vcpu *vcpu, gva_t eaddr); +extern gpa_t kvmppc_mmu_xlate(struct kvm_vcpu *vcpu, unsigned int gtlb_index, + gva_t eaddr); +extern void kvmppc_mmu_dtlb_miss(struct kvm_vcpu *vcpu); +extern void kvmppc_mmu_itlb_miss(struct kvm_vcpu *vcpu); extern struct kvm_vcpu *kvmppc_core_vcpu_create(struct kvm *kvm, unsigned int id); @@ -71,9 +77,6 @@ extern int kvmppc_core_vcpu_translate(struct kvm_vcpu *vcpu, extern void kvmppc_core_vcpu_load(struct kvm_vcpu *vcpu, int cpu); extern void kvmppc_core_vcpu_put(struct kvm_vcpu *vcpu); -extern void kvmppc_core_load_guest_debugstate(struct kvm_vcpu *vcpu); -extern void kvmppc_core_load_host_debugstate(struct kvm_vcpu *vcpu); - extern void kvmppc_core_deliver_interrupts(struct kvm_vcpu *vcpu); extern int kvmppc_core_pending_dec(struct kvm_vcpu *vcpu); extern void kvmppc_core_queue_program(struct kvm_vcpu *vcpu); diff --git a/arch/powerpc/include/asm/mmu-fsl-booke.h b/arch/powerpc/include/asm/mmu-fsl-booke.h index 3f941c0..4285b64 100644 --- a/arch/powerpc/include/asm/mmu-fsl-booke.h +++ b/arch/powerpc/include/asm/mmu-fsl-booke.h @@ -75,6 +75,8 @@ #ifndef __ASSEMBLY__ +extern unsigned int tlbcam_index; + typedef struct { unsigned int id; unsigned int active; diff --git a/arch/powerpc/include/asm/ps3fb.h b/arch/powerpc/include/asm/ps3fb.h index 3f121fe..e7233a8 100644 --- a/arch/powerpc/include/asm/ps3fb.h +++ b/arch/powerpc/include/asm/ps3fb.h @@ -19,6 +19,7 @@ #ifndef _ASM_POWERPC_PS3FB_H_ #define _ASM_POWERPC_PS3FB_H_ +#include <linux/types.h> #include <linux/ioctl.h> /* ioctl */ diff --git a/arch/powerpc/include/asm/socket.h b/arch/powerpc/include/asm/socket.h index f5a4e168..1e5cfad 100644 --- a/arch/powerpc/include/asm/socket.h +++ b/arch/powerpc/include/asm/socket.h @@ -61,4 +61,7 @@ #define SO_MARK 36 +#define SO_TIMESTAMPING 37 +#define SCM_TIMESTAMPING SO_TIMESTAMPING + #endif /* _ASM_POWERPC_SOCKET_H */ diff --git a/arch/powerpc/include/asm/spu_info.h b/arch/powerpc/include/asm/spu_info.h index 3545efb..1286c82 100644 --- a/arch/powerpc/include/asm/spu_info.h +++ b/arch/powerpc/include/asm/spu_info.h @@ -23,9 +23,10 @@ #ifndef _SPU_INFO_H #define _SPU_INFO_H +#include <linux/types.h> + #ifdef __KERNEL__ #include <asm/spu.h> -#include <linux/types.h> #else struct mfc_cq_sr { __u64 mfc_cq_data0_RW; diff --git a/arch/powerpc/include/asm/swab.h b/arch/powerpc/include/asm/swab.h index ef824ae..c581e3e 100644 --- a/arch/powerpc/include/asm/swab.h +++ b/arch/powerpc/include/asm/swab.h @@ -8,7 +8,7 @@ * 2 of the License, or (at your option) any later version. */ -#include <asm/types.h> +#include <linux/types.h> #include <linux/compiler.h> #ifdef __GNUC__ diff --git a/arch/powerpc/include/asm/systbl.h b/arch/powerpc/include/asm/systbl.h index 72353f6..fe16649 100644 --- a/arch/powerpc/include/asm/systbl.h +++ b/arch/powerpc/include/asm/systbl.h @@ -65,7 +65,7 @@ SYSCALL(ni_syscall) SYSX(sys_ni_syscall,sys_olduname, sys_olduname) COMPAT_SYS_SPU(umask) SYSCALL_SPU(chroot) -SYSCALL(ustat) +COMPAT_SYS(ustat) SYSCALL_SPU(dup2) SYSCALL_SPU(getppid) SYSCALL_SPU(getpgrp) diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c index 19ee491..42fe4da 100644 --- a/arch/powerpc/kernel/asm-offsets.c +++ b/arch/powerpc/kernel/asm-offsets.c @@ -49,7 +49,7 @@ #include <asm/iseries/alpaca.h> #endif #ifdef CONFIG_KVM -#include <asm/kvm_44x.h> +#include <linux/kvm_host.h> #endif #if defined(CONFIG_BOOKE) || defined(CONFIG_40x) @@ -361,8 +361,6 @@ int main(void) DEFINE(PTE_SIZE, sizeof(pte_t)); #ifdef CONFIG_KVM - DEFINE(TLBE_BYTES, sizeof(struct kvmppc_44x_tlbe)); - DEFINE(VCPU_HOST_STACK, offsetof(struct kvm_vcpu, arch.host_stack)); DEFINE(VCPU_HOST_PID, offsetof(struct kvm_vcpu, arch.host_pid)); DEFINE(VCPU_GPRS, offsetof(struct kvm_vcpu, arch.gpr)); diff --git a/arch/powerpc/kernel/head_32.S b/arch/powerpc/kernel/head_32.S index a1c4cfd..d794a63 100644 --- a/arch/powerpc/kernel/head_32.S +++ b/arch/powerpc/kernel/head_32.S @@ -511,8 +511,11 @@ InstructionTLBMiss: and r1,r1,r2 /* writable if _RW and _DIRTY */ rlwimi r3,r3,32-1,30,30 /* _PAGE_USER -> PP msb */ rlwimi r3,r3,32-1,31,31 /* _PAGE_USER -> PP lsb */ - ori r1,r1,0xe14 /* clear out reserved bits and M */ + ori r1,r1,0xe04 /* clear out reserved bits */ andc r1,r3,r1 /* PP = user? (rw&dirty? 2: 3): 0 */ +BEGIN_FTR_SECTION + rlwinm r1,r1,0,~_PAGE_COHERENT /* clear M (coherence not required) */ +END_FTR_SECTION_IFCLR(CPU_FTR_NEED_COHERENT) mtspr SPRN_RPA,r1 mfspr r3,SPRN_IMISS tlbli r3 @@ -585,8 +588,11 @@ DataLoadTLBMiss: and r1,r1,r2 /* writable if _RW and _DIRTY */ rlwimi r3,r3,32-1,30,30 /* _PAGE_USER -> PP msb */ rlwimi r3,r3,32-1,31,31 /* _PAGE_USER -> PP lsb */ - ori r1,r1,0xe14 /* clear out reserved bits and M */ + ori r1,r1,0xe04 /* clear out reserved bits */ andc r1,r3,r1 /* PP = user? (rw&dirty? 2: 3): 0 */ +BEGIN_FTR_SECTION + rlwinm r1,r1,0,~_PAGE_COHERENT /* clear M (coherence not required) */ +END_FTR_SECTION_IFCLR(CPU_FTR_NEED_COHERENT) mtspr SPRN_RPA,r1 mfspr r3,SPRN_DMISS tlbld r3 @@ -653,8 +659,11 @@ DataStoreTLBMiss: stw r3,0(r2) /* update PTE (accessed/dirty bits) */ /* Convert linux-style PTE to low word of PPC-style PTE */ rlwimi r3,r3,32-1,30,30 /* _PAGE_USER -> PP msb */ - li r1,0xe15 /* clear out reserved bits and M */ + li r1,0xe05 /* clear out reserved bits & PP lsb */ andc r1,r3,r1 /* PP = user? 2: 0 */ +BEGIN_FTR_SECTION + rlwinm r1,r1,0,~_PAGE_COHERENT /* clear M (coherence not required) */ +END_FTR_SECTION_IFCLR(CPU_FTR_NEED_COHERENT) mtspr SPRN_RPA,r1 mfspr r3,SPRN_DMISS tlbld r3 diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c index 23b8b5e..1b55ffd 100644 --- a/arch/powerpc/kernel/irq.c +++ b/arch/powerpc/kernel/irq.c @@ -190,7 +190,7 @@ int show_interrupts(struct seq_file *p, void *v) seq_printf(p, "%3d: ", i); #ifdef CONFIG_SMP for_each_online_cpu(j) - seq_printf(p, "%10u ", kstat_cpu(j).irqs[i]); + seq_printf(p, "%10u ", kstat_irqs_cpu(i, j)); #else seq_printf(p, "%10u ", kstat_irqs(i)); #endif /* CONFIG_SMP */ @@ -231,7 +231,7 @@ void fixup_irqs(cpumask_t map) if (irq_desc[irq].status & IRQ_PER_CPU) continue; - cpus_and(mask, irq_desc[irq].affinity, map); + cpumask_and(&mask, irq_desc[irq].affinity, &map); if (any_online_cpu(mask) == NR_CPUS) { printk("Breaking affinity for irq %i\n", irq); mask = map; diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S index 161b9b9..67f07f4 100644 --- a/arch/powerpc/kernel/vmlinux.lds.S +++ b/arch/powerpc/kernel/vmlinux.lds.S @@ -181,13 +181,7 @@ SECTIONS __initramfs_end = .; } #endif - . = ALIGN(PAGE_SIZE); - .data.percpu : AT(ADDR(.data.percpu) - LOAD_OFFSET) { - __per_cpu_start = .; - *(.data.percpu) - *(.data.percpu.shared_aligned) - __per_cpu_end = .; - } + PERCPU(PAGE_SIZE) . = ALIGN(8); .machine.desc : AT(ADDR(.machine.desc) - LOAD_OFFSET) { diff --git a/arch/powerpc/kvm/44x.c b/arch/powerpc/kvm/44x.c index a66bec5..0cef809 100644 --- a/arch/powerpc/kvm/44x.c +++ b/arch/powerpc/kvm/44x.c @@ -28,72 +28,6 @@ #include "44x_tlb.h" -/* Note: clearing MSR[DE] just means that the debug interrupt will not be - * delivered *immediately*. Instead, it simply sets the appropriate DBSR bits. - * If those DBSR bits are still set when MSR[DE] is re-enabled, the interrupt - * will be delivered as an "imprecise debug event" (which is indicated by - * DBSR[IDE]. - */ -static void kvm44x_disable_debug_interrupts(void) -{ - mtmsr(mfmsr() & ~MSR_DE); -} - -void kvmppc_core_load_host_debugstate(struct kvm_vcpu *vcpu) -{ - kvm44x_disable_debug_interrupts(); - - mtspr(SPRN_IAC1, vcpu->arch.host_iac[0]); - mtspr(SPRN_IAC2, vcpu->arch.host_iac[1]); - mtspr(SPRN_IAC3, vcpu->arch.host_iac[2]); - mtspr(SPRN_IAC4, vcpu->arch.host_iac[3]); - mtspr(SPRN_DBCR1, vcpu->arch.host_dbcr1); - mtspr(SPRN_DBCR2, vcpu->arch.host_dbcr2); - mtspr(SPRN_DBCR0, vcpu->arch.host_dbcr0); - mtmsr(vcpu->arch.host_msr); -} - -void kvmppc_core_load_guest_debugstate(struct kvm_vcpu *vcpu) -{ - struct kvm_guest_debug *dbg = &vcpu->guest_debug; - u32 dbcr0 = 0; - - vcpu->arch.host_msr = mfmsr(); - kvm44x_disable_debug_interrupts(); - - /* Save host debug register state. */ - vcpu->arch.host_iac[0] = mfspr(SPRN_IAC1); - vcpu->arch.host_iac[1] = mfspr(SPRN_IAC2); - vcpu->arch.host_iac[2] = mfspr(SPRN_IAC3); - vcpu->arch.host_iac[3] = mfspr(SPRN_IAC4); - vcpu->arch.host_dbcr0 = mfspr(SPRN_DBCR0); - vcpu->arch.host_dbcr1 = mfspr(SPRN_DBCR1); - vcpu->arch.host_dbcr2 = mfspr(SPRN_DBCR2); - - /* set registers up for guest */ - - if (dbg->bp[0]) { - mtspr(SPRN_IAC1, dbg->bp[0]); - dbcr0 |= DBCR0_IAC1 | DBCR0_IDM; - } - if (dbg->bp[1]) { - mtspr(SPRN_IAC2, dbg->bp[1]); - dbcr0 |= DBCR0_IAC2 | DBCR0_IDM; - } - if (dbg->bp[2]) { - mtspr(SPRN_IAC3, dbg->bp[2]); - dbcr0 |= DBCR0_IAC3 | DBCR0_IDM; - } - if (dbg->bp[3]) { - mtspr(SPRN_IAC4, dbg->bp[3]); - dbcr0 |= DBCR0_IAC4 | DBCR0_IDM; - } - - mtspr(SPRN_DBCR0, dbcr0); - mtspr(SPRN_DBCR1, 0); - mtspr(SPRN_DBCR2, 0); -} - void kvmppc_core_vcpu_load(struct kvm_vcpu *vcpu, int cpu) { kvmppc_44x_tlb_load(vcpu); @@ -149,8 +83,6 @@ int kvmppc_core_vcpu_setup(struct kvm_vcpu *vcpu) int kvmppc_core_vcpu_translate(struct kvm_vcpu *vcpu, struct kvm_translation *tr) { - struct kvmppc_vcpu_44x *vcpu_44x = to_44x(vcpu); - struct kvmppc_44x_tlbe *gtlbe; int index; gva_t eaddr; u8 pid; @@ -166,9 +98,7 @@ int kvmppc_core_vcpu_translate(struct kvm_vcpu *vcpu, return 0; } - gtlbe = &vcpu_44x->guest_tlb[index]; - - tr->physical_address = tlb_xlate(gtlbe, eaddr); + tr->physical_address = kvmppc_mmu_xlate(vcpu, index, eaddr); /* XXX what does "writeable" and "usermode" even mean? */ tr->valid = 1; diff --git a/arch/powerpc/kvm/44x_emulate.c b/arch/powerpc/kvm/44x_emulate.c index 82489a7..61af58f 100644 --- a/arch/powerpc/kvm/44x_emulate.c +++ b/arch/powerpc/kvm/44x_emulate.c @@ -27,25 +27,12 @@ #include "booke.h" #include "44x_tlb.h" -#define OP_RFI 19 - -#define XOP_RFI 50 -#define XOP_MFMSR 83 -#define XOP_WRTEE 131 -#define XOP_MTMSR 146 -#define XOP_WRTEEI 163 #define XOP_MFDCR 323 #define XOP_MTDCR 451 #define XOP_TLBSX 914 #define XOP_ICCCI 966 #define XOP_TLBWE 978 -static void kvmppc_emul_rfi(struct kvm_vcpu *vcpu) -{ - vcpu->arch.pc = vcpu->arch.srr0; - kvmppc_set_msr(vcpu, vcpu->arch.srr1); -} - int kvmppc_core_emulate_op(struct kvm_run *run, struct kvm_vcpu *vcpu, unsigned int inst, int *advance) { @@ -59,48 +46,9 @@ int kvmppc_core_emulate_op(struct kvm_run *run, struct kvm_vcpu *vcpu, int ws; switch (get_op(inst)) { - case OP_RFI: - switch (get_xop(inst)) { - case XOP_RFI: - kvmppc_emul_rfi(vcpu); - kvmppc_set_exit_type(vcpu, EMULATED_RFI_EXITS); - *advance = 0; - break; - - default: - emulated = EMULATE_FAIL; - break; - } - break; - case 31: switch (get_xop(inst)) { - case XOP_MFMSR: - rt = get_rt(inst); - vcpu->arch.gpr[rt] = vcpu->arch.msr; - kvmppc_set_exit_type(vcpu, EMULATED_MFMSR_EXITS); - break; - - case XOP_MTMSR: - rs = get_rs(inst); - kvmppc_set_exit_type(vcpu, EMULATED_MTMSR_EXITS); - kvmppc_set_msr(vcpu, vcpu->arch.gpr[rs]); - break; - - case XOP_WRTEE: - rs = get_rs(inst); - vcpu->arch.msr = (vcpu->arch.msr & ~MSR_EE) - | (vcpu->arch.gpr[rs] & MSR_EE); - kvmppc_set_exit_type(vcpu, EMULATED_WRTEE_EXITS); - break; - - case XOP_WRTEEI: - vcpu->arch.msr = (vcpu->arch.msr & ~MSR_EE) - | (inst & MSR_EE); - kvmppc_set_exit_type(vcpu, EMULATED_WRTEE_EXITS); - break; - case XOP_MFDCR: dcrn = get_dcrn(inst); rt = get_rt(inst); @@ -186,186 +134,51 @@ int kvmppc_core_emulate_op(struct kvm_run *run, struct kvm_vcpu *vcpu, emulated = EMULATE_FAIL; } + if (emulated == EMULATE_FAIL) + emulated = kvmppc_booke_emulate_op(run, vcpu, inst, advance); + return emulated; } int kvmppc_core_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, int rs) { + int emulated = EMULATE_DONE; + switch (sprn) { - case SPRN_MMUCR: - vcpu->arch.mmucr = vcpu->arch.gpr[rs]; break; case SPRN_PID: kvmppc_set_pid(vcpu, vcpu->arch.gpr[rs]); break; + case SPRN_MMUCR: + vcpu->arch.mmucr = vcpu->arch.gpr[rs]; break; case SPRN_CCR0: vcpu->arch.ccr0 = vcpu->arch.gpr[rs]; break; case SPRN_CCR1: vcpu->arch.ccr1 = vcpu->arch.gpr[rs]; break; - case SPRN_DEAR: - vcpu->arch.dear = vcpu->arch.gpr[rs]; break; - case SPRN_ESR: - vcpu->arch.esr = vcpu->arch.gpr[rs]; break; - case SPRN_DBCR0: - vcpu->arch.dbcr0 = vcpu->arch.gpr[rs]; break; - case SPRN_DBCR1: - vcpu->arch.dbcr1 = vcpu->arch.gpr[rs]; break; - case SPRN_TSR: - vcpu->arch.tsr &= ~vcpu->arch.gpr[rs]; break; - case SPRN_TCR: - vcpu->arch.tcr = vcpu->arch.gpr[rs]; - kvmppc_emulate_dec(vcpu); - break; - - /* Note: SPRG4-7 are user-readable. These values are - * loaded into the real SPRGs when resuming the - * guest. */ - case SPRN_SPRG4: - vcpu->arch.sprg4 = vcpu->arch.gpr[rs]; break; - case SPRN_SPRG5: - vcpu->arch.sprg5 = vcpu->arch.gpr[rs]; break; - case SPRN_SPRG6: - vcpu->arch.sprg6 = vcpu->arch.gpr[rs]; break; - case SPRN_SPRG7: - vcpu->arch.sprg7 = vcpu->arch.gpr[rs]; break; - - case SPRN_IVPR: - vcpu->arch.ivpr = vcpu->arch.gpr[rs]; - break; - case SPRN_IVOR0: - vcpu->arch.ivor[BOOKE_IRQPRIO_CRITICAL] = vcpu->arch.gpr[rs]; - break; - case SPRN_IVOR1: - vcpu->arch.ivor[BOOKE_IRQPRIO_MACHINE_CHECK] = vcpu->arch.gpr[rs]; - break; - case SPRN_IVOR2: - vcpu->arch.ivor[BOOKE_IRQPRIO_DATA_STORAGE] = vcpu->arch.gpr[rs]; - break; - case SPRN_IVOR3: - vcpu->arch.ivor[BOOKE_IRQPRIO_INST_STORAGE] = vcpu->arch.gpr[rs]; - break; - case SPRN_IVOR4: - vcpu->arch.ivor[BOOKE_IRQPRIO_EXTERNAL] = vcpu->arch.gpr[rs]; - break; - case SPRN_IVOR5: - vcpu->arch.ivor[BOOKE_IRQPRIO_ALIGNMENT] = vcpu->arch.gpr[rs]; - break; - case SPRN_IVOR6: - vcpu->arch.ivor[BOOKE_IRQPRIO_PROGRAM] = vcpu->arch.gpr[rs]; - break; - case SPRN_IVOR7: - vcpu->arch.ivor[BOOKE_IRQPRIO_FP_UNAVAIL] = vcpu->arch.gpr[rs]; - break; - case SPRN_IVOR8: - vcpu->arch.ivor[BOOKE_IRQPRIO_SYSCALL] = vcpu->arch.gpr[rs]; - break; - case SPRN_IVOR9: - vcpu->arch.ivor[BOOKE_IRQPRIO_AP_UNAVAIL] = vcpu->arch.gpr[rs]; - break; - case SPRN_IVOR10: - vcpu->arch.ivor[BOOKE_IRQPRIO_DECREMENTER] = vcpu->arch.gpr[rs]; - break; - case SPRN_IVOR11: - vcpu->arch.ivor[BOOKE_IRQPRIO_FIT] = vcpu->arch.gpr[rs]; - break; - case SPRN_IVOR12: - vcpu->arch.ivor[BOOKE_IRQPRIO_WATCHDOG] = vcpu->arch.gpr[rs]; - break; - case SPRN_IVOR13: - vcpu->arch.ivor[BOOKE_IRQPRIO_DTLB_MISS] = vcpu->arch.gpr[rs]; - break; - case SPRN_IVOR14: - vcpu->arch.ivor[BOOKE_IRQPRIO_ITLB_MISS] = vcpu->arch.gpr[rs]; - break; - case SPRN_IVOR15: - vcpu->arch.ivor[BOOKE_IRQPRIO_DEBUG] = vcpu->arch.gpr[rs]; - break; - default: - return EMULATE_FAIL; + emulated = kvmppc_booke_emulate_mtspr(vcpu, sprn, rs); } kvmppc_set_exit_type(vcpu, EMULATED_MTSPR_EXITS); - return EMULATE_DONE; + return emulated; } int kvmppc_core_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, int rt) { + int emulated = EMULATE_DONE; + switch (sprn) { - /* 440 */ + case SPRN_PID: + vcpu->arch.gpr[rt] = vcpu->arch.pid; break; case SPRN_MMUCR: vcpu->arch.gpr[rt] = vcpu->arch.mmucr; break; case SPRN_CCR0: vcpu->arch.gpr[rt] = vcpu->arch.ccr0; break; case SPRN_CCR1: vcpu->arch.gpr[rt] = vcpu->arch.ccr1; break; - - /* Book E */ - case SPRN_PID: - vcpu->arch.gpr[rt] = vcpu->arch.pid; break; - case SPRN_IVPR: - vcpu->arch.gpr[rt] = vcpu->arch.ivpr; break; - case SPRN_DEAR: - vcpu->arch.gpr[rt] = vcpu->arch.dear; break; - case SPRN_ESR: - vcpu->arch.gpr[rt] = vcpu->arch.esr; break; - case SPRN_DBCR0: - vcpu->arch.gpr[rt] = vcpu->arch.dbcr0; break; - case SPRN_DBCR1: - vcpu->arch.gpr[rt] = vcpu->arch.dbcr1; break; - - case SPRN_IVOR0: - vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_CRITICAL]; - break; - case SPRN_IVOR1: - vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_MACHINE_CHECK]; - break; - case SPRN_IVOR2: - vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_DATA_STORAGE]; - break; - case SPRN_IVOR3: - vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_INST_STORAGE]; - break; - case SPRN_IVOR4: - vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_EXTERNAL]; - break; - case SPRN_IVOR5: - vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_ALIGNMENT]; - break; - case SPRN_IVOR6: - vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_PROGRAM]; - break; - case SPRN_IVOR7: - vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_FP_UNAVAIL]; - break; - case SPRN_IVOR8: - vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_SYSCALL]; - break; - case SPRN_IVOR9: - vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_AP_UNAVAIL]; - break; - case SPRN_IVOR10: - vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_DECREMENTER]; - break; - case SPRN_IVOR11: - vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_FIT]; - break; - case SPRN_IVOR12: - vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_WATCHDOG]; - break; - case SPRN_IVOR13: - vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_DTLB_MISS]; - break; - case SPRN_IVOR14: - vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_ITLB_MISS]; - break; - case SPRN_IVOR15: - vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_DEBUG]; - break; - default: - return EMULATE_FAIL; + emulated = kvmppc_booke_emulate_mfspr(vcpu, sprn, rt); } kvmppc_set_exit_type(vcpu, EMULATED_MFSPR_EXITS); - return EMULATE_DONE; + return emulated; } diff --git a/arch/powerpc/kvm/44x_tlb.c b/arch/powerpc/kvm/44x_tlb.c index 9a34b8e..4a16f47 100644 --- a/arch/powerpc/kvm/44x_tlb.c +++ b/arch/powerpc/kvm/44x_tlb.c @@ -208,20 +208,38 @@ int kvmppc_44x_tlb_index(struct kvm_vcpu *vcpu, gva_t eaddr, unsigned int pid, return -1; } -int kvmppc_44x_itlb_index(struct kvm_vcpu *vcpu, gva_t eaddr) +gpa_t kvmppc_mmu_xlate(struct kvm_vcpu *vcpu, unsigned int gtlb_index, + gva_t eaddr) +{ + struct kvmppc_vcpu_44x *vcpu_44x = to_44x(vcpu); + struct kvmppc_44x_tlbe *gtlbe = &vcpu_44x->guest_tlb[gtlb_index]; + unsigned int pgmask = get_tlb_bytes(gtlbe) - 1; + + return get_tlb_raddr(gtlbe) | (eaddr & pgmask); +} + +int kvmppc_mmu_itlb_index(struct kvm_vcpu *vcpu, gva_t eaddr) { unsigned int as = !!(vcpu->arch.msr & MSR_IS); return kvmppc_44x_tlb_index(vcpu, eaddr, vcpu->arch.pid, as); } -int kvmppc_44x_dtlb_index(struct kvm_vcpu *vcpu, gva_t eaddr) +int kvmppc_mmu_dtlb_index(struct kvm_vcpu *vcpu, gva_t eaddr) { unsigned int as = !!(vcpu->arch.msr & MSR_DS); return kvmppc_44x_tlb_index(vcpu, eaddr, vcpu->arch.pid, as); } +void kvmppc_mmu_itlb_miss(struct kvm_vcpu *vcpu) +{ +} + +void kvmppc_mmu_dtlb_miss(struct kvm_vcpu *vcpu) +{ +} + static void kvmppc_44x_shadow_release(struct kvmppc_vcpu_44x *vcpu_44x, unsigned int stlb_index) { @@ -248,7 +266,7 @@ static void kvmppc_44x_shadow_release(struct kvmppc_vcpu_44x *vcpu_44x, KVMTRACE_1D(STLB_INVAL, &vcpu_44x->vcpu, stlb_index, handler); } -void kvmppc_core_destroy_mmu(struct kvm_vcpu *vcpu) +void kvmppc_mmu_destroy(struct kvm_vcpu *vcpu) { struct kvmppc_vcpu_44x *vcpu_44x = to_44x(vcpu); int i; @@ -269,15 +287,19 @@ void kvmppc_core_destroy_mmu(struct kvm_vcpu *vcpu) * Caller must ensure that the specified guest TLB entry is safe to insert into * the shadow TLB. */ -void kvmppc_mmu_map(struct kvm_vcpu *vcpu, u64 gvaddr, gpa_t gpaddr, u64 asid, - u32 flags, u32 max_bytes, unsigned int gtlb_index) +void kvmppc_mmu_map(struct kvm_vcpu *vcpu, u64 gvaddr, gpa_t gpaddr, + unsigned int gtlb_index) { struct kvmppc_44x_tlbe stlbe; struct kvmppc_vcpu_44x *vcpu_44x = to_44x(vcpu); + struct kvmppc_44x_tlbe *gtlbe = &vcpu_44x->guest_tlb[gtlb_index]; struct kvmppc_44x_shadow_ref *ref; struct page *new_page; hpa_t hpaddr; gfn_t gfn; + u32 asid = gtlbe->tid; + u32 flags = gtlbe->word2; + u32 max_bytes = get_tlb_bytes(gtlbe); unsigned int victim; /* Select TLB entry to clobber. Indirectly guard against races with the TLB @@ -448,10 +470,8 @@ int kvmppc_44x_emul_tlbwe(struct kvm_vcpu *vcpu, u8 ra, u8 rs, u8 ws) } if (tlbe_is_host_safe(vcpu, tlbe)) { - u64 asid; gva_t eaddr; gpa_t gpaddr; - u32 flags; u32 bytes; eaddr = get_tlb_eaddr(tlbe); @@ -462,10 +482,7 @@ int kvmppc_44x_emul_tlbwe(struct kvm_vcpu *vcpu, u8 ra, u8 rs, u8 ws) eaddr &= ~(bytes - 1); gpaddr &= ~(bytes - 1); - asid = (tlbe->word0 & PPC44x_TLB_TS) | tlbe->tid; - flags = tlbe->word2 & 0xffff; - - kvmppc_mmu_map(vcpu, eaddr, gpaddr, asid, flags, bytes, gtlb_index); + kvmppc_mmu_map(vcpu, eaddr, gpaddr, gtlb_index); } KVMTRACE_5D(GTLB_WRITE, vcpu, gtlb_index, tlbe->tid, tlbe->word0, diff --git a/arch/powerpc/kvm/44x_tlb.h b/arch/powerpc/kvm/44x_tlb.h index 772191f..a9ff80e 100644 --- a/arch/powerpc/kvm/44x_tlb.h +++ b/arch/powerpc/kvm/44x_tlb.h @@ -25,8 +25,6 @@ extern int kvmppc_44x_tlb_index(struct kvm_vcpu *vcpu, gva_t eaddr, unsigned int pid, unsigned int as); -extern int kvmppc_44x_dtlb_index(struct kvm_vcpu *vcpu, gva_t eaddr); -extern int kvmppc_44x_itlb_index(struct kvm_vcpu *vcpu, gva_t eaddr); extern int kvmppc_44x_emul_tlbsx(struct kvm_vcpu *vcpu, u8 rt, u8 ra, u8 rb, u8 rc); @@ -85,11 +83,4 @@ static inline unsigned int get_mmucr_sts(const struct kvm_vcpu *vcpu) return (vcpu->arch.mmucr >> 16) & 0x1; } -static inline gpa_t tlb_xlate(struct kvmppc_44x_tlbe *tlbe, gva_t eaddr) -{ - unsigned int pgmask = get_tlb_bytes(tlbe) - 1; - - return get_tlb_raddr(tlbe) | (eaddr & pgmask); -} - #endif /* __KVM_POWERPC_TLB_H__ */ diff --git a/arch/powerpc/kvm/Kconfig b/arch/powerpc/kvm/Kconfig index 6dbdc48..5a152a5 100644 --- a/arch/powerpc/kvm/Kconfig +++ b/arch/powerpc/kvm/Kconfig @@ -2,6 +2,9 @@ # KVM configuration # +config HAVE_KVM_IRQCHIP + bool + menuconfig VIRTUALIZATION bool "Virtualization" ---help--- @@ -43,6 +46,19 @@ config KVM_EXIT_TIMING If unsure, say N. +config KVM_E500 + bool "KVM support for PowerPC E500 processors" + depends on EXPERIMENTAL && E500 + select KVM + ---help--- + Support running unmodified E500 guest kernels in virtual machines on + E500 host processors. + + This module provides access to the hardware capabilities through + a character device node named /dev/kvm. + + If unsure, say N. + config KVM_TRACE bool "KVM trace support" depends on KVM && MARKERS && SYSFS diff --git a/arch/powerpc/kvm/Makefile b/arch/powerpc/kvm/Makefile index df7ba59..4b2df66 100644 --- a/arch/powerpc/kvm/Makefile +++ b/arch/powerpc/kvm/Makefile @@ -16,8 +16,18 @@ AFLAGS_booke_interrupts.o := -I$(obj) kvm-440-objs := \ booke.o \ + booke_emulate.o \ booke_interrupts.o \ 44x.o \ 44x_tlb.o \ 44x_emulate.o obj-$(CONFIG_KVM_440) += kvm-440.o + +kvm-e500-objs := \ + booke.o \ + booke_emulate.o \ + booke_interrupts.o \ + e500.o \ + e500_tlb.o \ + e500_emulate.o +obj-$(CONFIG_KVM_E500) += kvm-e500.o diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c index 35485dd..642e420 100644 --- a/arch/powerpc/kvm/booke.c +++ b/arch/powerpc/kvm/booke.c @@ -30,10 +30,8 @@ #include <asm/kvm_ppc.h> #include "timing.h" #include <asm/cacheflush.h> -#include <asm/kvm_44x.h> #include "booke.h" -#include "44x_tlb.h" unsigned long kvmppc_booke_handlers; @@ -120,6 +118,9 @@ static int kvmppc_booke_irqprio_deliver(struct kvm_vcpu *vcpu, case BOOKE_IRQPRIO_DATA_STORAGE: case BOOKE_IRQPRIO_INST_STORAGE: case BOOKE_IRQPRIO_FP_UNAVAIL: + case BOOKE_IRQPRIO_SPE_UNAVAIL: + case BOOKE_IRQPRIO_SPE_FP_DATA: + case BOOKE_IRQPRIO_SPE_FP_ROUND: case BOOKE_IRQPRIO_AP_UNAVAIL: case BOOKE_IRQPRIO_ALIGNMENT: allowed = 1; @@ -165,7 +166,7 @@ void kvmppc_core_deliver_interrupts(struct kvm_vcpu *vcpu) unsigned int priority; priority = __ffs(*pending); - while (priority <= BOOKE_MAX_INTERRUPT) { + while (priority <= BOOKE_IRQPRIO_MAX) { if (kvmppc_booke_irqprio_deliver(vcpu, priority)) break; @@ -263,6 +264,21 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu, r = RESUME_GUEST; break; + case BOOKE_INTERRUPT_SPE_UNAVAIL: + kvmppc_booke_queue_irqprio(vcpu, BOOKE_IRQPRIO_SPE_UNAVAIL); + r = RESUME_GUEST; + break; + + case BOOKE_INTERRUPT_SPE_FP_DATA: + kvmppc_booke_queue_irqprio(vcpu, BOOKE_IRQPRIO_SPE_FP_DATA); + r = RESUME_GUEST; + break; + + case BOOKE_INTERRUPT_SPE_FP_ROUND: + kvmppc_booke_queue_irqprio(vcpu, BOOKE_IRQPRIO_SPE_FP_ROUND); + r = RESUME_GUEST; + break; + case BOOKE_INTERRUPT_DATA_STORAGE: vcpu->arch.dear = vcpu->arch.fault_dear; vcpu->arch.esr = vcpu->arch.fault_esr; @@ -284,29 +300,27 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu, r = RESUME_GUEST; break; - /* XXX move to a 440-specific file. */ case BOOKE_INTERRUPT_DTLB_MISS: { - struct kvmppc_vcpu_44x *vcpu_44x = to_44x(vcpu); - struct kvmppc_44x_tlbe *gtlbe; unsigned long eaddr = vcpu->arch.fault_dear; int gtlb_index; + gpa_t gpaddr; gfn_t gfn; /* Check the guest TLB. */ - gtlb_index = kvmppc_44x_dtlb_index(vcpu, eaddr); + gtlb_index = kvmppc_mmu_dtlb_index(vcpu, eaddr); if (gtlb_index < 0) { /* The guest didn't have a mapping for it. */ kvmppc_booke_queue_irqprio(vcpu, BOOKE_IRQPRIO_DTLB_MISS); vcpu->arch.dear = vcpu->arch.fault_dear; vcpu->arch.esr = vcpu->arch.fault_esr; + kvmppc_mmu_dtlb_miss(vcpu); kvmppc_account_exit(vcpu, DTLB_REAL_MISS_EXITS); r = RESUME_GUEST; break; } - gtlbe = &vcpu_44x->guest_tlb[gtlb_index]; - vcpu->arch.paddr_accessed = tlb_xlate(gtlbe, eaddr); - gfn = vcpu->arch.paddr_accessed >> PAGE_SHIFT; + gpaddr = kvmppc_mmu_xlate(vcpu, gtlb_index, eaddr); + gfn = gpaddr >> PAGE_SHIFT; if (kvm_is_visible_gfn(vcpu->kvm, gfn)) { /* The guest TLB had a mapping, but the shadow TLB @@ -315,13 +329,13 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu, * b) the guest used a large mapping which we're faking * Either way, we need to satisfy the fault without * invoking the guest. */ - kvmppc_mmu_map(vcpu, eaddr, vcpu->arch.paddr_accessed, gtlbe->tid, - gtlbe->word2, get_tlb_bytes(gtlbe), gtlb_index); + kvmppc_mmu_map(vcpu, eaddr, gpaddr, gtlb_index); kvmppc_account_exit(vcpu, DTLB_VIRT_MISS_EXITS); r = RESUME_GUEST; } else { /* Guest has mapped and accessed a page which is not * actually RAM. */ + vcpu->arch.paddr_accessed = gpaddr; r = kvmppc_emulate_mmio(run, vcpu); kvmppc_account_exit(vcpu, MMIO_EXITS); } @@ -329,10 +343,7 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu, break; } - /* XXX move to a 440-specific file. */ case BOOKE_INTERRUPT_ITLB_MISS: { - struct kvmppc_vcpu_44x *vcpu_44x = to_44x(vcpu); - struct kvmppc_44x_tlbe *gtlbe; unsigned long eaddr = vcpu->arch.pc; gpa_t gpaddr; gfn_t gfn; @@ -341,18 +352,18 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu, r = RESUME_GUEST; /* Check the guest TLB. */ - gtlb_index = kvmppc_44x_itlb_index(vcpu, eaddr); + gtlb_index = kvmppc_mmu_itlb_index(vcpu, eaddr); if (gtlb_index < 0) { /* The guest didn't have a mapping for it. */ kvmppc_booke_queue_irqprio(vcpu, BOOKE_IRQPRIO_ITLB_MISS); + kvmppc_mmu_itlb_miss(vcpu); kvmppc_account_exit(vcpu, ITLB_REAL_MISS_EXITS); break; } kvmppc_account_exit(vcpu, ITLB_VIRT_MISS_EXITS); - gtlbe = &vcpu_44x->guest_tlb[gtlb_index]; - gpaddr = tlb_xlate(gtlbe, eaddr); + gpaddr = kvmppc_mmu_xlate(vcpu, gtlb_index, eaddr); gfn = gpaddr >> PAGE_SHIFT; if (kvm_is_visible_gfn(vcpu->kvm, gfn)) { @@ -362,8 +373,7 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu, * b) the guest used a large mapping which we're faking * Either way, we need to satisfy the fault without * invoking the guest. */ - kvmppc_mmu_map(vcpu, eaddr, gpaddr, gtlbe->tid, - gtlbe->word2, get_tlb_bytes(gtlbe), gtlb_index); + kvmppc_mmu_map(vcpu, eaddr, gpaddr, gtlb_index); } else { /* Guest mapped and leaped at non-RAM! */ kvmppc_booke_queue_irqprio(vcpu, BOOKE_IRQPRIO_MACHINE_CHECK); diff --git a/arch/powerpc/kvm/booke.h b/arch/powerpc/kvm/booke.h index cf7c94c..d59bcca 100644 --- a/arch/powerpc/kvm/booke.h +++ b/arch/powerpc/kvm/booke.h @@ -22,6 +22,7 @@ #include <linux/types.h> #include <linux/kvm_host.h> +#include <asm/kvm_ppc.h> #include "timing.h" /* interrupt priortity ordering */ @@ -30,17 +31,24 @@ #define BOOKE_IRQPRIO_ALIGNMENT 2 #define BOOKE_IRQPRIO_PROGRAM 3 #define BOOKE_IRQPRIO_FP_UNAVAIL 4 -#define BOOKE_IRQPRIO_SYSCALL 5 -#define BOOKE_IRQPRIO_AP_UNAVAIL 6 -#define BOOKE_IRQPRIO_DTLB_MISS 7 -#define BOOKE_IRQPRIO_ITLB_MISS 8 -#define BOOKE_IRQPRIO_MACHINE_CHECK 9 -#define BOOKE_IRQPRIO_DEBUG 10 -#define BOOKE_IRQPRIO_CRITICAL 11 -#define BOOKE_IRQPRIO_WATCHDOG 12 -#define BOOKE_IRQPRIO_EXTERNAL 13 -#define BOOKE_IRQPRIO_FIT 14 -#define BOOKE_IRQPRIO_DECREMENTER 15 +#define BOOKE_IRQPRIO_SPE_UNAVAIL 5 +#define BOOKE_IRQPRIO_SPE_FP_DATA 6 +#define BOOKE_IRQPRIO_SPE_FP_ROUND 7 +#define BOOKE_IRQPRIO_SYSCALL 8 +#define BOOKE_IRQPRIO_AP_UNAVAIL 9 +#define BOOKE_IRQPRIO_DTLB_MISS 10 +#define BOOKE_IRQPRIO_ITLB_MISS 11 +#define BOOKE_IRQPRIO_MACHINE_CHECK 12 +#define BOOKE_IRQPRIO_DEBUG 13 +#define BOOKE_IRQPRIO_CRITICAL 14 +#define BOOKE_IRQPRIO_WATCHDOG 15 +#define BOOKE_IRQPRIO_EXTERNAL 16 +#define BOOKE_IRQPRIO_FIT 17 +#define BOOKE_IRQPRIO_DECREMENTER 18 +#define BOOKE_IRQPRIO_PERFORMANCE_MONITOR 19 +#define BOOKE_IRQPRIO_MAX 19 + +extern unsigned long kvmppc_booke_handlers; /* Helper function for "full" MSR writes. No need to call this if only EE is * changing. */ @@ -57,4 +65,9 @@ static inline void kvmppc_set_msr(struct kvm_vcpu *vcpu, u32 new_msr) }; } +int kvmppc_booke_emulate_op(struct kvm_run *run, struct kvm_vcpu *vcpu, + unsigned int inst, int *advance); +int kvmppc_booke_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, int rt); +int kvmppc_booke_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, int rs); + #endif /* __KVM_BOOKE_H__ */ diff --git a/arch/powerpc/kvm/booke_emulate.c b/arch/powerpc/kvm/booke_emulate.c new file mode 100644 index 0000000..aebc65e --- /dev/null +++ b/arch/powerpc/kvm/booke_emulate.c @@ -0,0 +1,266 @@ +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License, version 2, as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * Copyright IBM Corp. 2008 + * + * Authors: Hollis Blanchard <hollisb@us.ibm.com> + */ + +#include <linux/kvm_host.h> +#include <asm/disassemble.h> + +#include "booke.h" + +#define OP_19_XOP_RFI 50 + +#define OP_31_XOP_MFMSR 83 +#define OP_31_XOP_WRTEE 131 +#define OP_31_XOP_MTMSR 146 +#define OP_31_XOP_WRTEEI 163 + +static void kvmppc_emul_rfi(struct kvm_vcpu *vcpu) +{ + vcpu->arch.pc = vcpu->arch.srr0; + kvmppc_set_msr(vcpu, vcpu->arch.srr1); +} + +int kvmppc_booke_emulate_op(struct kvm_run *run, struct kvm_vcpu *vcpu, + unsigned int inst, int *advance) +{ + int emulated = EMULATE_DONE; + int rs; + int rt; + + switch (get_op(inst)) { + case 19: + switch (get_xop(inst)) { + case OP_19_XOP_RFI: + kvmppc_emul_rfi(vcpu); + kvmppc_set_exit_type(vcpu, EMULATED_RFI_EXITS); + *advance = 0; + break; + + default: + emulated = EMULATE_FAIL; + break; + } + break; + + case 31: + switch (get_xop(inst)) { + + case OP_31_XOP_MFMSR: + rt = get_rt(inst); + vcpu->arch.gpr[rt] = vcpu->arch.msr; + kvmppc_set_exit_type(vcpu, EMULATED_MFMSR_EXITS); + break; + + case OP_31_XOP_MTMSR: + rs = get_rs(inst); + kvmppc_set_exit_type(vcpu, EMULATED_MTMSR_EXITS); + kvmppc_set_msr(vcpu, vcpu->arch.gpr[rs]); + break; + + case OP_31_XOP_WRTEE: + rs = get_rs(inst); + vcpu->arch.msr = (vcpu->arch.msr & ~MSR_EE) + | (vcpu->arch.gpr[rs] & MSR_EE); + kvmppc_set_exit_type(vcpu, EMULATED_WRTEE_EXITS); + break; + + case OP_31_XOP_WRTEEI: + vcpu->arch.msr = (vcpu->arch.msr & ~MSR_EE) + | (inst & MSR_EE); + kvmppc_set_exit_type(vcpu, EMULATED_WRTEE_EXITS); + break; + + default: + emulated = EMULATE_FAIL; + } + + break; + + default: + emulated = EMULATE_FAIL; + } + + return emulated; +} + +int kvmppc_booke_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, int rs) +{ + int emulated = EMULATE_DONE; + + switch (sprn) { + case SPRN_DEAR: + vcpu->arch.dear = vcpu->arch.gpr[rs]; break; + case SPRN_ESR: + vcpu->arch.esr = vcpu->arch.gpr[rs]; break; + case SPRN_DBCR0: + vcpu->arch.dbcr0 = vcpu->arch.gpr[rs]; break; + case SPRN_DBCR1: + vcpu->arch.dbcr1 = vcpu->arch.gpr[rs]; break; + case SPRN_DBSR: + vcpu->arch.dbsr &= ~vcpu->arch.gpr[rs]; break; + case SPRN_TSR: + vcpu->arch.tsr &= ~vcpu->arch.gpr[rs]; break; + case SPRN_TCR: + vcpu->arch.tcr = vcpu->arch.gpr[rs]; + kvmppc_emulate_dec(vcpu); + break; + + /* Note: SPRG4-7 are user-readable. These values are + * loaded into the real SPRGs when resuming the + * guest. */ + case SPRN_SPRG4: + vcpu->arch.sprg4 = vcpu->arch.gpr[rs]; break; + case SPRN_SPRG5: + vcpu->arch.sprg5 = vcpu->arch.gpr[rs]; break; + case SPRN_SPRG6: + vcpu->arch.sprg6 = vcpu->arch.gpr[rs]; break; + case SPRN_SPRG7: + vcpu->arch.sprg7 = vcpu->arch.gpr[rs]; break; + + case SPRN_IVPR: + vcpu->arch.ivpr = vcpu->arch.gpr[rs]; + break; + case SPRN_IVOR0: + vcpu->arch.ivor[BOOKE_IRQPRIO_CRITICAL] = vcpu->arch.gpr[rs]; + break; + case SPRN_IVOR1: + vcpu->arch.ivor[BOOKE_IRQPRIO_MACHINE_CHECK] = vcpu->arch.gpr[rs]; + break; + case SPRN_IVOR2: + vcpu->arch.ivor[BOOKE_IRQPRIO_DATA_STORAGE] = vcpu->arch.gpr[rs]; + break; + case SPRN_IVOR3: + vcpu->arch.ivor[BOOKE_IRQPRIO_INST_STORAGE] = vcpu->arch.gpr[rs]; + break; + case SPRN_IVOR4: + vcpu->arch.ivor[BOOKE_IRQPRIO_EXTERNAL] = vcpu->arch.gpr[rs]; + break; + case SPRN_IVOR5: + vcpu->arch.ivor[BOOKE_IRQPRIO_ALIGNMENT] = vcpu->arch.gpr[rs]; + break; + case SPRN_IVOR6: + vcpu->arch.ivor[BOOKE_IRQPRIO_PROGRAM] = vcpu->arch.gpr[rs]; + break; + case SPRN_IVOR7: + vcpu->arch.ivor[BOOKE_IRQPRIO_FP_UNAVAIL] = vcpu->arch.gpr[rs]; + break; + case SPRN_IVOR8: + vcpu->arch.ivor[BOOKE_IRQPRIO_SYSCALL] = vcpu->arch.gpr[rs]; + break; + case SPRN_IVOR9: + vcpu->arch.ivor[BOOKE_IRQPRIO_AP_UNAVAIL] = vcpu->arch.gpr[rs]; + break; + case SPRN_IVOR10: + vcpu->arch.ivor[BOOKE_IRQPRIO_DECREMENTER] = vcpu->arch.gpr[rs]; + break; + case SPRN_IVOR11: + vcpu->arch.ivor[BOOKE_IRQPRIO_FIT] = vcpu->arch.gpr[rs]; + break; + case SPRN_IVOR12: + vcpu->arch.ivor[BOOKE_IRQPRIO_WATCHDOG] = vcpu->arch.gpr[rs]; + break; + case SPRN_IVOR13: + vcpu->arch.ivor[BOOKE_IRQPRIO_DTLB_MISS] = vcpu->arch.gpr[rs]; + break; + case SPRN_IVOR14: + vcpu->arch.ivor[BOOKE_IRQPRIO_ITLB_MISS] = vcpu->arch.gpr[rs]; + break; + case SPRN_IVOR15: + vcpu->arch.ivor[BOOKE_IRQPRIO_DEBUG] = vcpu->arch.gpr[rs]; + break; + + default: + emulated = EMULATE_FAIL; + } + + return emulated; +} + +int kvmppc_booke_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, int rt) +{ + int emulated = EMULATE_DONE; + + switch (sprn) { + case SPRN_IVPR: + vcpu->arch.gpr[rt] = vcpu->arch.ivpr; break; + case SPRN_DEAR: + vcpu->arch.gpr[rt] = vcpu->arch.dear; break; + case SPRN_ESR: + vcpu->arch.gpr[rt] = vcpu->arch.esr; break; + case SPRN_DBCR0: + vcpu->arch.gpr[rt] = vcpu->arch.dbcr0; break; + case SPRN_DBCR1: + vcpu->arch.gpr[rt] = vcpu->arch.dbcr1; break; + case SPRN_DBSR: + vcpu->arch.gpr[rt] = vcpu->arch.dbsr; break; + + case SPRN_IVOR0: + vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_CRITICAL]; + break; + case SPRN_IVOR1: + vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_MACHINE_CHECK]; + break; + case SPRN_IVOR2: + vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_DATA_STORAGE]; + break; + case SPRN_IVOR3: + vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_INST_STORAGE]; + break; + case SPRN_IVOR4: + vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_EXTERNAL]; + break; + case SPRN_IVOR5: + vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_ALIGNMENT]; + break; + case SPRN_IVOR6: + vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_PROGRAM]; + break; + case SPRN_IVOR7: + vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_FP_UNAVAIL]; + break; + case SPRN_IVOR8: + vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_SYSCALL]; + break; + case SPRN_IVOR9: + vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_AP_UNAVAIL]; + break; + case SPRN_IVOR10: + vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_DECREMENTER]; + break; + case SPRN_IVOR11: + vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_FIT]; + break; + case SPRN_IVOR12: + vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_WATCHDOG]; + break; + case SPRN_IVOR13: + vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_DTLB_MISS]; + break; + case SPRN_IVOR14: + vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_ITLB_MISS]; + break; + case SPRN_IVOR15: + vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_DEBUG]; + break; + + default: + emulated = EMULATE_FAIL; + } + + return emulated; +} diff --git a/arch/powerpc/kvm/booke_interrupts.S b/arch/powerpc/kvm/booke_interrupts.S index 084ebcd..d0c6f84 100644 --- a/arch/powerpc/kvm/booke_interrupts.S +++ b/arch/powerpc/kvm/booke_interrupts.S @@ -86,6 +86,9 @@ KVM_HANDLER BOOKE_INTERRUPT_WATCHDOG KVM_HANDLER BOOKE_INTERRUPT_DTLB_MISS KVM_HANDLER BOOKE_INTERRUPT_ITLB_MISS KVM_HANDLER BOOKE_INTERRUPT_DEBUG +KVM_HANDLER BOOKE_INTERRUPT_SPE_UNAVAIL +KVM_HANDLER BOOKE_INTERRUPT_SPE_FP_DATA +KVM_HANDLER BOOKE_INTERRUPT_SPE_FP_ROUND _GLOBAL(kvmppc_handler_len) .long kvmppc_handler_1 - kvmppc_handler_0 @@ -347,7 +350,9 @@ lightweight_exit: lwz r3, VCPU_SHADOW_PID(r4) mtspr SPRN_PID, r3 +#ifdef CONFIG_44x iccci 0, 0 /* XXX hack */ +#endif /* Load some guest volatiles. */ lwz r0, VCPU_GPR(r0)(r4) diff --git a/arch/powerpc/kvm/e500.c b/arch/powerpc/kvm/e500.c new file mode 100644 index 0000000..d8067fd --- /dev/null +++ b/arch/powerpc/kvm/e500.c @@ -0,0 +1,169 @@ +/* + * Copyright (C) 2008 Freescale Semiconductor, Inc. All rights reserved. + * + * Author: Yu Liu, <yu.liu@freescale.com> + * + * Description: + * This file is derived from arch/powerpc/kvm/44x.c, + * by Hollis Blanchard <hollisb@us.ibm.com>. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License, version 2, as + * published by the Free Software Foundation. + */ + +#include <linux/kvm_host.h> +#include <linux/err.h> + +#include <asm/reg.h> +#include <asm/cputable.h> +#include <asm/tlbflush.h> +#include <asm/kvm_e500.h> +#include <asm/kvm_ppc.h> + +#include "booke.h" +#include "e500_tlb.h" + +void kvmppc_core_load_host_debugstate(struct kvm_vcpu *vcpu) +{ +} + +void kvmppc_core_load_guest_debugstate(struct kvm_vcpu *vcpu) +{ +} + +void kvmppc_core_vcpu_load(struct kvm_vcpu *vcpu, int cpu) +{ + kvmppc_e500_tlb_load(vcpu, cpu); +} + +void kvmppc_core_vcpu_put(struct kvm_vcpu *vcpu) +{ + kvmppc_e500_tlb_put(vcpu); +} + +int kvmppc_core_check_processor_compat(void) +{ + int r; + + if (strcmp(cur_cpu_spec->cpu_name, "e500v2") == 0) + r = 0; + else + r = -ENOTSUPP; + + return r; +} + +int kvmppc_core_vcpu_setup(struct kvm_vcpu *vcpu) +{ + struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu); + + kvmppc_e500_tlb_setup(vcpu_e500); + + /* Use the same core vertion as host's */ + vcpu->arch.pvr = mfspr(SPRN_PVR); + + return 0; +} + +/* 'linear_address' is actually an encoding of AS|PID|EADDR . */ +int kvmppc_core_vcpu_translate(struct kvm_vcpu *vcpu, + struct kvm_translation *tr) +{ + int index; + gva_t eaddr; + u8 pid; + u8 as; + + eaddr = tr->linear_address; + pid = (tr->linear_address >> 32) & 0xff; + as = (tr->linear_address >> 40) & 0x1; + + index = kvmppc_e500_tlb_search(vcpu, eaddr, pid, as); + if (index < 0) { + tr->valid = 0; + return 0; + } + + tr->physical_address = kvmppc_mmu_xlate(vcpu, index, eaddr); + /* XXX what does "writeable" and "usermode" even mean? */ + tr->valid = 1; + + return 0; +} + +struct kvm_vcpu *kvmppc_core_vcpu_create(struct kvm *kvm, unsigned int id) +{ + struct kvmppc_vcpu_e500 *vcpu_e500; + struct kvm_vcpu *vcpu; + int err; + + vcpu_e500 = kmem_cache_zalloc(kvm_vcpu_cache, GFP_KERNEL); + if (!vcpu_e500) { + err = -ENOMEM; + goto out; + } + + vcpu = &vcpu_e500->vcpu; + err = kvm_vcpu_init(vcpu, kvm, id); + if (err) + goto free_vcpu; + + err = kvmppc_e500_tlb_init(vcpu_e500); + if (err) + goto uninit_vcpu; + + return vcpu; + +uninit_vcpu: + kvm_vcpu_uninit(vcpu); +free_vcpu: + kmem_cache_free(kvm_vcpu_cache, vcpu_e500); +out: + return ERR_PTR(err); +} + +void kvmppc_core_vcpu_free(struct kvm_vcpu *vcpu) +{ + struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu); + + kvmppc_e500_tlb_uninit(vcpu_e500); + kvm_vcpu_uninit(vcpu); + kmem_cache_free(kvm_vcpu_cache, vcpu_e500); +} + +static int kvmppc_e500_init(void) +{ + int r, i; + unsigned long ivor[3]; + unsigned long max_ivor = 0; + + r = kvmppc_booke_init(); + if (r) + return r; + + /* copy extra E500 exception handlers */ + ivor[0] = mfspr(SPRN_IVOR32); + ivor[1] = mfspr(SPRN_IVOR33); + ivor[2] = mfspr(SPRN_IVOR34); + for (i = 0; i < 3; i++) { + if (ivor[i] > max_ivor) + max_ivor = ivor[i]; + + memcpy((void *)kvmppc_booke_handlers + ivor[i], + kvmppc_handlers_start + (i + 16) * kvmppc_handler_len, + kvmppc_handler_len); + } + flush_icache_range(kvmppc_booke_handlers, + kvmppc_booke_handlers + max_ivor + kvmppc_handler_len); + + return kvm_init(NULL, sizeof(struct kvmppc_vcpu_e500), THIS_MODULE); +} + +static void kvmppc_e500_exit(void) +{ + kvmppc_booke_exit(); +} + +module_init(kvmppc_e500_init); +module_exit(kvmppc_e500_exit); diff --git a/arch/powerpc/kvm/e500_emulate.c b/arch/powerpc/kvm/e500_emulate.c new file mode 100644 index 0000000..3f76041 --- /dev/null +++ b/arch/powerpc/kvm/e500_emulate.c @@ -0,0 +1,202 @@ +/* + * Copyright (C) 2008 Freescale Semiconductor, Inc. All rights reserved. + * + * Author: Yu Liu, <yu.liu@freescale.com> + * + * Description: + * This file is derived from arch/powerpc/kvm/44x_emulate.c, + * by Hollis Blanchard <hollisb@us.ibm.com>. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License, version 2, as + * published by the Free Software Foundation. + */ + +#include <asm/kvm_ppc.h> +#include <asm/disassemble.h> +#include <asm/kvm_e500.h> + +#include "booke.h" +#include "e500_tlb.h" + +#define XOP_TLBIVAX 786 +#define XOP_TLBSX 914 +#define XOP_TLBRE 946 +#define XOP_TLBWE 978 + +int kvmppc_core_emulate_op(struct kvm_run *run, struct kvm_vcpu *vcpu, + unsigned int inst, int *advance) +{ + int emulated = EMULATE_DONE; + int ra; + int rb; + + switch (get_op(inst)) { + case 31: + switch (get_xop(inst)) { + + case XOP_TLBRE: + emulated = kvmppc_e500_emul_tlbre(vcpu); + break; + + case XOP_TLBWE: + emulated = kvmppc_e500_emul_tlbwe(vcpu); + break; + + case XOP_TLBSX: + rb = get_rb(inst); + emulated = kvmppc_e500_emul_tlbsx(vcpu,rb); + break; + + case XOP_TLBIVAX: + ra = get_ra(inst); + rb = get_rb(inst); + emulated = kvmppc_e500_emul_tlbivax(vcpu, ra, rb); + break; + + default: + emulated = EMULATE_FAIL; + } + + break; + + default: + emulated = EMULATE_FAIL; + } + + if (emulated == EMULATE_FAIL) + emulated = kvmppc_booke_emulate_op(run, vcpu, inst, advance); + + return emulated; +} + +int kvmppc_core_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, int rs) +{ + struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu); + int emulated = EMULATE_DONE; + + switch (sprn) { + case SPRN_PID: + vcpu_e500->pid[0] = vcpu->arch.shadow_pid = + vcpu->arch.pid = vcpu->arch.gpr[rs]; + break; + case SPRN_PID1: + vcpu_e500->pid[1] = vcpu->arch.gpr[rs]; break; + case SPRN_PID2: + vcpu_e500->pid[2] = vcpu->arch.gpr[rs]; break; + case SPRN_MAS0: + vcpu_e500->mas0 = vcpu->arch.gpr[rs]; break; + case SPRN_MAS1: + vcpu_e500->mas1 = vcpu->arch.gpr[rs]; break; + case SPRN_MAS2: + vcpu_e500->mas2 = vcpu->arch.gpr[rs]; break; + case SPRN_MAS3: + vcpu_e500->mas3 = vcpu->arch.gpr[rs]; break; + case SPRN_MAS4: + vcpu_e500->mas4 = vcpu->arch.gpr[rs]; break; + case SPRN_MAS6: + vcpu_e500->mas6 = vcpu->arch.gpr[rs]; break; + case SPRN_MAS7: + vcpu_e500->mas7 = vcpu->arch.gpr[rs]; break; + case SPRN_L1CSR1: + vcpu_e500->l1csr1 = vcpu->arch.gpr[rs]; break; + case SPRN_HID0: + vcpu_e500->hid0 = vcpu->arch.gpr[rs]; break; + case SPRN_HID1: + vcpu_e500->hid1 = vcpu->arch.gpr[rs]; break; + + case SPRN_MMUCSR0: + emulated = kvmppc_e500_emul_mt_mmucsr0(vcpu_e500, + vcpu->arch.gpr[rs]); + break; + + /* extra exceptions */ + case SPRN_IVOR32: + vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_UNAVAIL] = vcpu->arch.gpr[rs]; + break; + case SPRN_IVOR33: + vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_FP_DATA] = vcpu->arch.gpr[rs]; + break; + case SPRN_IVOR34: + vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_FP_ROUND] = vcpu->arch.gpr[rs]; + break; + case SPRN_IVOR35: + vcpu->arch.ivor[BOOKE_IRQPRIO_PERFORMANCE_MONITOR] = vcpu->arch.gpr[rs]; + break; + + default: + emulated = kvmppc_booke_emulate_mtspr(vcpu, sprn, rs); + } + + return emulated; +} + +int kvmppc_core_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, int rt) +{ + struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu); + int emulated = EMULATE_DONE; + + switch (sprn) { + case SPRN_PID: + vcpu->arch.gpr[rt] = vcpu_e500->pid[0]; break; + case SPRN_PID1: + vcpu->arch.gpr[rt] = vcpu_e500->pid[1]; break; + case SPRN_PID2: + vcpu->arch.gpr[rt] = vcpu_e500->pid[2]; break; + case SPRN_MAS0: + vcpu->arch.gpr[rt] = vcpu_e500->mas0; break; + case SPRN_MAS1: + vcpu->arch.gpr[rt] = vcpu_e500->mas1; break; + case SPRN_MAS2: + vcpu->arch.gpr[rt] = vcpu_e500->mas2; break; + case SPRN_MAS3: + vcpu->arch.gpr[rt] = vcpu_e500->mas3; break; + case SPRN_MAS4: + vcpu->arch.gpr[rt] = vcpu_e500->mas4; break; + case SPRN_MAS6: + vcpu->arch.gpr[rt] = vcpu_e500->mas6; break; + case SPRN_MAS7: + vcpu->arch.gpr[rt] = vcpu_e500->mas7; break; + + case SPRN_TLB0CFG: + vcpu->arch.gpr[rt] = mfspr(SPRN_TLB0CFG); + vcpu->arch.gpr[rt] &= ~0xfffUL; + vcpu->arch.gpr[rt] |= vcpu_e500->guest_tlb_size[0]; + break; + + case SPRN_TLB1CFG: + vcpu->arch.gpr[rt] = mfspr(SPRN_TLB1CFG); + vcpu->arch.gpr[rt] &= ~0xfffUL; + vcpu->arch.gpr[rt] |= vcpu_e500->guest_tlb_size[1]; + break; + + case SPRN_L1CSR1: + vcpu->arch.gpr[rt] = vcpu_e500->l1csr1; break; + case SPRN_HID0: + vcpu->arch.gpr[rt] = vcpu_e500->hid0; break; + case SPRN_HID1: + vcpu->arch.gpr[rt] = vcpu_e500->hid1; break; + + case SPRN_MMUCSR0: + vcpu->arch.gpr[rt] = 0; break; + + /* extra exceptions */ + case SPRN_IVOR32: + vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_UNAVAIL]; + break; + case SPRN_IVOR33: + vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_FP_DATA]; + break; + case SPRN_IVOR34: + vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_FP_ROUND]; + break; + case SPRN_IVOR35: + vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_PERFORMANCE_MONITOR]; + break; + default: + emulated = kvmppc_booke_emulate_mfspr(vcpu, sprn, rt); + } + + return emulated; +} + diff --git a/arch/powerpc/kvm/e500_tlb.c b/arch/powerpc/kvm/e500_tlb.c new file mode 100644 index 0000000..0e773fc --- /dev/null +++ b/arch/powerpc/kvm/e500_tlb.c @@ -0,0 +1,757 @@ +/* + * Copyright (C) 2008 Freescale Semiconductor, Inc. All rights reserved. + * + * Author: Yu Liu, yu.liu@freescale.com + * + * Description: + * This file is based on arch/powerpc/kvm/44x_tlb.c, + * by Hollis Blanchard <hollisb@us.ibm.com>. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License, version 2, as + * published by the Free Software Foundation. + */ + +#include <linux/types.h> +#include <linux/string.h> +#include <linux/kvm.h> +#include <linux/kvm_host.h> +#include <linux/highmem.h> +#include <asm/kvm_ppc.h> +#include <asm/kvm_e500.h> + +#include "../mm/mmu_decl.h" +#include "e500_tlb.h" + +#define to_htlb1_esel(esel) (tlb1_entry_num - (esel) - 1) + +static unsigned int tlb1_entry_num; + +void kvmppc_dump_tlbs(struct kvm_vcpu *vcpu) +{ + struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu); + struct tlbe *tlbe; + int i, tlbsel; + + printk("| %8s | %8s | %8s | %8s | %8s |\n", + "nr", "mas1", "mas2", "mas3", "mas7"); + + for (tlbsel = 0; tlbsel < 2; tlbsel++) { + printk("Guest TLB%d:\n", tlbsel); + for (i = 0; i < vcpu_e500->guest_tlb_size[tlbsel]; i++) { + tlbe = &vcpu_e500->guest_tlb[tlbsel][i]; + if (tlbe->mas1 & MAS1_VALID) + printk(" G[%d][%3d] | %08X | %08X | %08X | %08X |\n", + tlbsel, i, tlbe->mas1, tlbe->mas2, + tlbe->mas3, tlbe->mas7); + } + } + + for (tlbsel = 0; tlbsel < 2; tlbsel++) { + printk("Shadow TLB%d:\n", tlbsel); + for (i = 0; i < vcpu_e500->shadow_tlb_size[tlbsel]; i++) { + tlbe = &vcpu_e500->shadow_tlb[tlbsel][i]; + if (tlbe->mas1 & MAS1_VALID) + printk(" S[%d][%3d] | %08X | %08X | %08X | %08X |\n", + tlbsel, i, tlbe->mas1, tlbe->mas2, + tlbe->mas3, tlbe->mas7); + } + } +} + +static inline unsigned int tlb0_get_next_victim( + struct kvmppc_vcpu_e500 *vcpu_e500) +{ + unsigned int victim; + + victim = vcpu_e500->guest_tlb_nv[0]++; + if (unlikely(vcpu_e500->guest_tlb_nv[0] >= KVM_E500_TLB0_WAY_NUM)) + vcpu_e500->guest_tlb_nv[0] = 0; + + return victim; +} + +static inline unsigned int tlb1_max_shadow_size(void) +{ + return tlb1_entry_num - tlbcam_index; +} + +static inline int tlbe_is_writable(struct tlbe *tlbe) +{ + return tlbe->mas3 & (MAS3_SW|MAS3_UW); +} + +static inline u32 e500_shadow_mas3_attrib(u32 mas3, int usermode) +{ + /* Mask off reserved bits. */ + mas3 &= MAS3_ATTRIB_MASK; + + if (!usermode) { + /* Guest is in supervisor mode, + * so we need to translate guest + * supervisor permissions into user permissions. */ + mas3 &= ~E500_TLB_USER_PERM_MASK; + mas3 |= (mas3 & E500_TLB_SUPER_PERM_MASK) << 1; + } + + return mas3 | E500_TLB_SUPER_PERM_MASK; +} + +static inline u32 e500_shadow_mas2_attrib(u32 mas2, int usermode) +{ +#ifdef CONFIG_SMP + return (mas2 & MAS2_ATTRIB_MASK) | MAS2_M; +#else + return mas2 & MAS2_ATTRIB_MASK; +#endif +} + +/* + * writing shadow tlb entry to host TLB + */ +static inline void __write_host_tlbe(struct tlbe *stlbe) +{ + mtspr(SPRN_MAS1, stlbe->mas1); + mtspr(SPRN_MAS2, stlbe->mas2); + mtspr(SPRN_MAS3, stlbe->mas3); + mtspr(SPRN_MAS7, stlbe->mas7); + __asm__ __volatile__ ("tlbwe\n" : : ); +} + +static inline void write_host_tlbe(struct kvmppc_vcpu_e500 *vcpu_e500, + int tlbsel, int esel) +{ + struct tlbe *stlbe = &vcpu_e500->shadow_tlb[tlbsel][esel]; + + local_irq_disable(); + if (tlbsel == 0) { + __write_host_tlbe(stlbe); + } else { + unsigned register mas0; + + mas0 = mfspr(SPRN_MAS0); + + mtspr(SPRN_MAS0, MAS0_TLBSEL(1) | MAS0_ESEL(to_htlb1_esel(esel))); + __write_host_tlbe(stlbe); + + mtspr(SPRN_MAS0, mas0); + } + local_irq_enable(); +} + +void kvmppc_e500_tlb_load(struct kvm_vcpu *vcpu, int cpu) +{ + struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu); + int i; + unsigned register mas0; + + /* Load all valid TLB1 entries to reduce guest tlb miss fault */ + local_irq_disable(); + mas0 = mfspr(SPRN_MAS0); + for (i = 0; i < tlb1_max_shadow_size(); i++) { + struct tlbe *stlbe = &vcpu_e500->shadow_tlb[1][i]; + + if (get_tlb_v(stlbe)) { + mtspr(SPRN_MAS0, MAS0_TLBSEL(1) + | MAS0_ESEL(to_htlb1_esel(i))); + __write_host_tlbe(stlbe); + } + } + mtspr(SPRN_MAS0, mas0); + local_irq_enable(); +} + +void kvmppc_e500_tlb_put(struct kvm_vcpu *vcpu) +{ + _tlbil_all(); +} + +/* Search the guest TLB for a matching entry. */ +static int kvmppc_e500_tlb_index(struct kvmppc_vcpu_e500 *vcpu_e500, + gva_t eaddr, int tlbsel, unsigned int pid, int as) +{ + int i; + + /* XXX Replace loop with fancy data structures. */ + for (i = 0; i < vcpu_e500->guest_tlb_size[tlbsel]; i++) { + struct tlbe *tlbe = &vcpu_e500->guest_tlb[tlbsel][i]; + unsigned int tid; + + if (eaddr < get_tlb_eaddr(tlbe)) + continue; + + if (eaddr > get_tlb_end(tlbe)) + continue; + + tid = get_tlb_tid(tlbe); + if (tid && (tid != pid)) + continue; + + if (!get_tlb_v(tlbe)) + continue; + + if (get_tlb_ts(tlbe) != as && as != -1) + continue; + + return i; + } + + return -1; +} + +static void kvmppc_e500_shadow_release(struct kvmppc_vcpu_e500 *vcpu_e500, + int tlbsel, int esel) +{ + struct tlbe *stlbe = &vcpu_e500->shadow_tlb[tlbsel][esel]; + struct page *page = vcpu_e500->shadow_pages[tlbsel][esel]; + + if (page) { + vcpu_e500->shadow_pages[tlbsel][esel] = NULL; + + if (get_tlb_v(stlbe)) { + if (tlbe_is_writable(stlbe)) + kvm_release_page_dirty(page); + else + kvm_release_page_clean(page); + } + } +} + +static void kvmppc_e500_stlbe_invalidate(struct kvmppc_vcpu_e500 *vcpu_e500, + int tlbsel, int esel) +{ + struct tlbe *stlbe = &vcpu_e500->shadow_tlb[tlbsel][esel]; + + kvmppc_e500_shadow_release(vcpu_e500, tlbsel, esel); + stlbe->mas1 = 0; + KVMTRACE_5D(STLB_INVAL, &vcpu_e500->vcpu, index_of(tlbsel, esel), + stlbe->mas1, stlbe->mas2, stlbe->mas3, stlbe->mas7, + handler); +} + +static void kvmppc_e500_tlb1_invalidate(struct kvmppc_vcpu_e500 *vcpu_e500, + gva_t eaddr, gva_t eend, u32 tid) +{ + unsigned int pid = tid & 0xff; + unsigned int i; + + /* XXX Replace loop with fancy data structures. */ + for (i = 0; i < vcpu_e500->guest_tlb_size[1]; i++) { + struct tlbe *stlbe = &vcpu_e500->shadow_tlb[1][i]; + unsigned int tid; + + if (!get_tlb_v(stlbe)) + continue; + + if (eend < get_tlb_eaddr(stlbe)) + continue; + + if (eaddr > get_tlb_end(stlbe)) + continue; + + tid = get_tlb_tid(stlbe); + if (tid && (tid != pid)) + continue; + + kvmppc_e500_stlbe_invalidate(vcpu_e500, 1, i); + write_host_tlbe(vcpu_e500, 1, i); + } +} + +static inline void kvmppc_e500_deliver_tlb_miss(struct kvm_vcpu *vcpu, + unsigned int eaddr, int as) +{ + struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu); + unsigned int victim, pidsel, tsized; + int tlbsel; + + /* since we only have two TLBs, only lower bit is used. */ + tlbsel = (vcpu_e500->mas4 >> 28) & 0x1; + victim = (tlbsel == 0) ? tlb0_get_next_victim(vcpu_e500) : 0; + pidsel = (vcpu_e500->mas4 >> 16) & 0xf; + tsized = (vcpu_e500->mas4 >> 8) & 0xf; + + vcpu_e500->mas0 = MAS0_TLBSEL(tlbsel) | MAS0_ESEL(victim) + | MAS0_NV(vcpu_e500->guest_tlb_nv[tlbsel]); + vcpu_e500->mas1 = MAS1_VALID | (as ? MAS1_TS : 0) + | MAS1_TID(vcpu_e500->pid[pidsel]) + | MAS1_TSIZE(tsized); + vcpu_e500->mas2 = (eaddr & MAS2_EPN) + | (vcpu_e500->mas4 & MAS2_ATTRIB_MASK); + vcpu_e500->mas3 &= MAS3_U0 | MAS3_U1 | MAS3_U2 | MAS3_U3; + vcpu_e500->mas6 = (vcpu_e500->mas6 & MAS6_SPID1) + | (get_cur_pid(vcpu) << 16) + | (as ? MAS6_SAS : 0); + vcpu_e500->mas7 = 0; +} + +static inline void kvmppc_e500_shadow_map(struct kvmppc_vcpu_e500 *vcpu_e500, + u64 gvaddr, gfn_t gfn, struct tlbe *gtlbe, int tlbsel, int esel) +{ + struct page *new_page; + struct tlbe *stlbe; + hpa_t hpaddr; + + stlbe = &vcpu_e500->shadow_tlb[tlbsel][esel]; + + /* Get reference to new page. */ + new_page = gfn_to_page(vcpu_e500->vcpu.kvm, gfn); + if (is_error_page(new_page)) { + printk(KERN_ERR "Couldn't get guest page for gfn %lx!\n", gfn); + kvm_release_page_clean(new_page); + return; + } + hpaddr = page_to_phys(new_page); + + /* Drop reference to old page. */ + kvmppc_e500_shadow_release(vcpu_e500, tlbsel, esel); + + vcpu_e500->shadow_pages[tlbsel][esel] = new_page; + + /* Force TS=1 IPROT=0 TSIZE=4KB for all guest mappings. */ + stlbe->mas1 = MAS1_TSIZE(BOOKE_PAGESZ_4K) + | MAS1_TID(get_tlb_tid(gtlbe)) | MAS1_TS | MAS1_VALID; + stlbe->mas2 = (gvaddr & MAS2_EPN) + | e500_shadow_mas2_attrib(gtlbe->mas2, + vcpu_e500->vcpu.arch.msr & MSR_PR); + stlbe->mas3 = (hpaddr & MAS3_RPN) + | e500_shadow_mas3_attrib(gtlbe->mas3, + vcpu_e500->vcpu.arch.msr & MSR_PR); + stlbe->mas7 = (hpaddr >> 32) & MAS7_RPN; + + KVMTRACE_5D(STLB_WRITE, &vcpu_e500->vcpu, index_of(tlbsel, esel), + stlbe->mas1, stlbe->mas2, stlbe->mas3, stlbe->mas7, + handler); +} + +/* XXX only map the one-one case, for now use TLB0 */ +static int kvmppc_e500_stlbe_map(struct kvmppc_vcpu_e500 *vcpu_e500, + int tlbsel, int esel) +{ + struct tlbe *gtlbe; + + gtlbe = &vcpu_e500->guest_tlb[tlbsel][esel]; + + kvmppc_e500_shadow_map(vcpu_e500, get_tlb_eaddr(gtlbe), + get_tlb_raddr(gtlbe) >> PAGE_SHIFT, + gtlbe, tlbsel, esel); + + return esel; +} + +/* Caller must ensure that the specified guest TLB entry is safe to insert into + * the shadow TLB. */ +/* XXX for both one-one and one-to-many , for now use TLB1 */ +static int kvmppc_e500_tlb1_map(struct kvmppc_vcpu_e500 *vcpu_e500, + u64 gvaddr, gfn_t gfn, struct tlbe *gtlbe) +{ + unsigned int victim; + + victim = vcpu_e500->guest_tlb_nv[1]++; + + if (unlikely(vcpu_e500->guest_tlb_nv[1] >= tlb1_max_shadow_size())) + vcpu_e500->guest_tlb_nv[1] = 0; + + kvmppc_e500_shadow_map(vcpu_e500, gvaddr, gfn, gtlbe, 1, victim); + + return victim; +} + +/* Invalidate all guest kernel mappings when enter usermode, + * so that when they fault back in they will get the + * proper permission bits. */ +void kvmppc_mmu_priv_switch(struct kvm_vcpu *vcpu, int usermode) +{ + if (usermode) { + struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu); + int i; + + /* XXX Replace loop with fancy data structures. */ + for (i = 0; i < tlb1_max_shadow_size(); i++) + kvmppc_e500_stlbe_invalidate(vcpu_e500, 1, i); + + _tlbil_all(); + } +} + +static int kvmppc_e500_gtlbe_invalidate(struct kvmppc_vcpu_e500 *vcpu_e500, + int tlbsel, int esel) +{ + struct tlbe *gtlbe = &vcpu_e500->guest_tlb[tlbsel][esel]; + + if (unlikely(get_tlb_iprot(gtlbe))) + return -1; + + if (tlbsel == 1) { + kvmppc_e500_tlb1_invalidate(vcpu_e500, get_tlb_eaddr(gtlbe), + get_tlb_end(gtlbe), + get_tlb_tid(gtlbe)); + } else { + kvmppc_e500_stlbe_invalidate(vcpu_e500, tlbsel, esel); + } + + gtlbe->mas1 = 0; + + return 0; +} + +int kvmppc_e500_emul_mt_mmucsr0(struct kvmppc_vcpu_e500 *vcpu_e500, ulong value) +{ + int esel; + + if (value & MMUCSR0_TLB0FI) + for (esel = 0; esel < vcpu_e500->guest_tlb_size[0]; esel++) + kvmppc_e500_gtlbe_invalidate(vcpu_e500, 0, esel); + if (value & MMUCSR0_TLB1FI) + for (esel = 0; esel < vcpu_e500->guest_tlb_size[1]; esel++) + kvmppc_e500_gtlbe_invalidate(vcpu_e500, 1, esel); + + _tlbil_all(); + + return EMULATE_DONE; +} + +int kvmppc_e500_emul_tlbivax(struct kvm_vcpu *vcpu, int ra, int rb) +{ + struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu); + unsigned int ia; + int esel, tlbsel; + gva_t ea; + + ea = ((ra) ? vcpu->arch.gpr[ra] : 0) + vcpu->arch.gpr[rb]; + + ia = (ea >> 2) & 0x1; + + /* since we only have two TLBs, only lower bit is used. */ + tlbsel = (ea >> 3) & 0x1; + + if (ia) { + /* invalidate all entries */ + for (esel = 0; esel < vcpu_e500->guest_tlb_size[tlbsel]; esel++) + kvmppc_e500_gtlbe_invalidate(vcpu_e500, tlbsel, esel); + } else { + ea &= 0xfffff000; + esel = kvmppc_e500_tlb_index(vcpu_e500, ea, tlbsel, + get_cur_pid(vcpu), -1); + if (esel >= 0) + kvmppc_e500_gtlbe_invalidate(vcpu_e500, tlbsel, esel); + } + + _tlbil_all(); + + return EMULATE_DONE; +} + +int kvmppc_e500_emul_tlbre(struct kvm_vcpu *vcpu) +{ + struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu); + int tlbsel, esel; + struct tlbe *gtlbe; + + tlbsel = get_tlb_tlbsel(vcpu_e500); + esel = get_tlb_esel(vcpu_e500, tlbsel); + + gtlbe = &vcpu_e500->guest_tlb[tlbsel][esel]; + vcpu_e500->mas0 &= ~MAS0_NV(~0); + vcpu_e500->mas0 |= MAS0_NV(vcpu_e500->guest_tlb_nv[tlbsel]); + vcpu_e500->mas1 = gtlbe->mas1; + vcpu_e500->mas2 = gtlbe->mas2; + vcpu_e500->mas3 = gtlbe->mas3; + vcpu_e500->mas7 = gtlbe->mas7; + + return EMULATE_DONE; +} + +int kvmppc_e500_emul_tlbsx(struct kvm_vcpu *vcpu, int rb) +{ + struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu); + int as = !!get_cur_sas(vcpu_e500); + unsigned int pid = get_cur_spid(vcpu_e500); + int esel, tlbsel; + struct tlbe *gtlbe = NULL; + gva_t ea; + + ea = vcpu->arch.gpr[rb]; + + for (tlbsel = 0; tlbsel < 2; tlbsel++) { + esel = kvmppc_e500_tlb_index(vcpu_e500, ea, tlbsel, pid, as); + if (esel >= 0) { + gtlbe = &vcpu_e500->guest_tlb[tlbsel][esel]; + break; + } + } + + if (gtlbe) { + vcpu_e500->mas0 = MAS0_TLBSEL(tlbsel) | MAS0_ESEL(esel) + | MAS0_NV(vcpu_e500->guest_tlb_nv[tlbsel]); + vcpu_e500->mas1 = gtlbe->mas1; + vcpu_e500->mas2 = gtlbe->mas2; + vcpu_e500->mas3 = gtlbe->mas3; + vcpu_e500->mas7 = gtlbe->mas7; + } else { + int victim; + + /* since we only have two TLBs, only lower bit is used. */ + tlbsel = vcpu_e500->mas4 >> 28 & 0x1; + victim = (tlbsel == 0) ? tlb0_get_next_victim(vcpu_e500) : 0; + + vcpu_e500->mas0 = MAS0_TLBSEL(tlbsel) | MAS0_ESEL(victim) + | MAS0_NV(vcpu_e500->guest_tlb_nv[tlbsel]); + vcpu_e500->mas1 = (vcpu_e500->mas6 & MAS6_SPID0) + | (vcpu_e500->mas6 & (MAS6_SAS ? MAS1_TS : 0)) + | (vcpu_e500->mas4 & MAS4_TSIZED(~0)); + vcpu_e500->mas2 &= MAS2_EPN; + vcpu_e500->mas2 |= vcpu_e500->mas4 & MAS2_ATTRIB_MASK; + vcpu_e500->mas3 &= MAS3_U0 | MAS3_U1 | MAS3_U2 | MAS3_U3; + vcpu_e500->mas7 = 0; + } + + return EMULATE_DONE; +} + +int kvmppc_e500_emul_tlbwe(struct kvm_vcpu *vcpu) +{ + struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu); + u64 eaddr; + u64 raddr; + u32 tid; + struct tlbe *gtlbe; + int tlbsel, esel, stlbsel, sesel; + + tlbsel = get_tlb_tlbsel(vcpu_e500); + esel = get_tlb_esel(vcpu_e500, tlbsel); + + gtlbe = &vcpu_e500->guest_tlb[tlbsel][esel]; + + if (get_tlb_v(gtlbe) && tlbsel == 1) { + eaddr = get_tlb_eaddr(gtlbe); + tid = get_tlb_tid(gtlbe); + kvmppc_e500_tlb1_invalidate(vcpu_e500, eaddr, + get_tlb_end(gtlbe), tid); + } + + gtlbe->mas1 = vcpu_e500->mas1; + gtlbe->mas2 = vcpu_e500->mas2; + gtlbe->mas3 = vcpu_e500->mas3; + gtlbe->mas7 = vcpu_e500->mas7; + + KVMTRACE_5D(GTLB_WRITE, vcpu, vcpu_e500->mas0, + gtlbe->mas1, gtlbe->mas2, gtlbe->mas3, gtlbe->mas7, + handler); + + /* Invalidate shadow mappings for the about-to-be-clobbered TLBE. */ + if (tlbe_is_host_safe(vcpu, gtlbe)) { + switch (tlbsel) { + case 0: + /* TLB0 */ + gtlbe->mas1 &= ~MAS1_TSIZE(~0); + gtlbe->mas1 |= MAS1_TSIZE(BOOKE_PAGESZ_4K); + + stlbsel = 0; + sesel = kvmppc_e500_stlbe_map(vcpu_e500, 0, esel); + + break; + + case 1: + /* TLB1 */ + eaddr = get_tlb_eaddr(gtlbe); + raddr = get_tlb_raddr(gtlbe); + + /* Create a 4KB mapping on the host. + * If the guest wanted a large page, + * only the first 4KB is mapped here and the rest + * are mapped on the fly. */ + stlbsel = 1; + sesel = kvmppc_e500_tlb1_map(vcpu_e500, eaddr, + raddr >> PAGE_SHIFT, gtlbe); + break; + + default: + BUG(); + } + write_host_tlbe(vcpu_e500, stlbsel, sesel); + } + + return EMULATE_DONE; +} + +int kvmppc_mmu_itlb_index(struct kvm_vcpu *vcpu, gva_t eaddr) +{ + unsigned int as = !!(vcpu->arch.msr & MSR_IS); + + return kvmppc_e500_tlb_search(vcpu, eaddr, get_cur_pid(vcpu), as); +} + +int kvmppc_mmu_dtlb_index(struct kvm_vcpu *vcpu, gva_t eaddr) +{ + unsigned int as = !!(vcpu->arch.msr & MSR_DS); + + return kvmppc_e500_tlb_search(vcpu, eaddr, get_cur_pid(vcpu), as); +} + +void kvmppc_mmu_itlb_miss(struct kvm_vcpu *vcpu) +{ + unsigned int as = !!(vcpu->arch.msr & MSR_IS); + + kvmppc_e500_deliver_tlb_miss(vcpu, vcpu->arch.pc, as); +} + +void kvmppc_mmu_dtlb_miss(struct kvm_vcpu *vcpu) +{ + unsigned int as = !!(vcpu->arch.msr & MSR_DS); + + kvmppc_e500_deliver_tlb_miss(vcpu, vcpu->arch.fault_dear, as); +} + +gpa_t kvmppc_mmu_xlate(struct kvm_vcpu *vcpu, unsigned int index, + gva_t eaddr) +{ + struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu); + struct tlbe *gtlbe = + &vcpu_e500->guest_tlb[tlbsel_of(index)][esel_of(index)]; + u64 pgmask = get_tlb_bytes(gtlbe) - 1; + + return get_tlb_raddr(gtlbe) | (eaddr & pgmask); +} + +void kvmppc_mmu_destroy(struct kvm_vcpu *vcpu) +{ + struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu); + int tlbsel, i; + + for (tlbsel = 0; tlbsel < 2; tlbsel++) + for (i = 0; i < vcpu_e500->guest_tlb_size[tlbsel]; i++) + kvmppc_e500_shadow_release(vcpu_e500, tlbsel, i); + + /* discard all guest mapping */ + _tlbil_all(); +} + +void kvmppc_mmu_map(struct kvm_vcpu *vcpu, u64 eaddr, gpa_t gpaddr, + unsigned int index) +{ + struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu); + int tlbsel = tlbsel_of(index); + int esel = esel_of(index); + int stlbsel, sesel; + + switch (tlbsel) { + case 0: + stlbsel = 0; + sesel = esel; + break; + + case 1: { + gfn_t gfn = gpaddr >> PAGE_SHIFT; + struct tlbe *gtlbe + = &vcpu_e500->guest_tlb[tlbsel][esel]; + + stlbsel = 1; + sesel = kvmppc_e500_tlb1_map(vcpu_e500, eaddr, gfn, gtlbe); + break; + } + + default: + BUG(); + break; + } + write_host_tlbe(vcpu_e500, stlbsel, sesel); +} + +int kvmppc_e500_tlb_search(struct kvm_vcpu *vcpu, + gva_t eaddr, unsigned int pid, int as) +{ + struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu); + int esel, tlbsel; + + for (tlbsel = 0; tlbsel < 2; tlbsel++) { + esel = kvmppc_e500_tlb_index(vcpu_e500, eaddr, tlbsel, pid, as); + if (esel >= 0) + return index_of(tlbsel, esel); + } + + return -1; +} + +void kvmppc_e500_tlb_setup(struct kvmppc_vcpu_e500 *vcpu_e500) +{ + struct tlbe *tlbe; + + /* Insert large initial mapping for guest. */ + tlbe = &vcpu_e500->guest_tlb[1][0]; + tlbe->mas1 = MAS1_VALID | MAS1_TSIZE(BOOKE_PAGESZ_256M); + tlbe->mas2 = 0; + tlbe->mas3 = E500_TLB_SUPER_PERM_MASK; + tlbe->mas7 = 0; + + /* 4K map for serial output. Used by kernel wrapper. */ + tlbe = &vcpu_e500->guest_tlb[1][1]; + tlbe->mas1 = MAS1_VALID | MAS1_TSIZE(BOOKE_PAGESZ_4K); + tlbe->mas2 = (0xe0004500 & 0xFFFFF000) | MAS2_I | MAS2_G; + tlbe->mas3 = (0xe0004500 & 0xFFFFF000) | E500_TLB_SUPER_PERM_MASK; + tlbe->mas7 = 0; +} + +int kvmppc_e500_tlb_init(struct kvmppc_vcpu_e500 *vcpu_e500) +{ + tlb1_entry_num = mfspr(SPRN_TLB1CFG) & 0xFFF; + + vcpu_e500->guest_tlb_size[0] = KVM_E500_TLB0_SIZE; + vcpu_e500->guest_tlb[0] = + kzalloc(sizeof(struct tlbe) * KVM_E500_TLB0_SIZE, GFP_KERNEL); + if (vcpu_e500->guest_tlb[0] == NULL) + goto err_out; + + vcpu_e500->shadow_tlb_size[0] = KVM_E500_TLB0_SIZE; + vcpu_e500->shadow_tlb[0] = + kzalloc(sizeof(struct tlbe) * KVM_E500_TLB0_SIZE, GFP_KERNEL); + if (vcpu_e500->shadow_tlb[0] == NULL) + goto err_out_guest0; + + vcpu_e500->guest_tlb_size[1] = KVM_E500_TLB1_SIZE; + vcpu_e500->guest_tlb[1] = + kzalloc(sizeof(struct tlbe) * KVM_E500_TLB1_SIZE, GFP_KERNEL); + if (vcpu_e500->guest_tlb[1] == NULL) + goto err_out_shadow0; + + vcpu_e500->shadow_tlb_size[1] = tlb1_entry_num; + vcpu_e500->shadow_tlb[1] = + kzalloc(sizeof(struct tlbe) * tlb1_entry_num, GFP_KERNEL); + if (vcpu_e500->shadow_tlb[1] == NULL) + goto err_out_guest1; + + vcpu_e500->shadow_pages[0] = (struct page **) + kzalloc(sizeof(struct page *) * KVM_E500_TLB0_SIZE, GFP_KERNEL); + if (vcpu_e500->shadow_pages[0] == NULL) + goto err_out_shadow1; + + vcpu_e500->shadow_pages[1] = (struct page **) + kzalloc(sizeof(struct page *) * tlb1_entry_num, GFP_KERNEL); + if (vcpu_e500->shadow_pages[1] == NULL) + goto err_out_page0; + + return 0; + +err_out_page0: + kfree(vcpu_e500->shadow_pages[0]); +err_out_shadow1: + kfree(vcpu_e500->shadow_tlb[1]); +err_out_guest1: + kfree(vcpu_e500->guest_tlb[1]); +err_out_shadow0: + kfree(vcpu_e500->shadow_tlb[0]); +err_out_guest0: + kfree(vcpu_e500->guest_tlb[0]); +err_out: + return -1; +} + +void kvmppc_e500_tlb_uninit(struct kvmppc_vcpu_e500 *vcpu_e500) +{ + kfree(vcpu_e500->shadow_pages[1]); + kfree(vcpu_e500->shadow_pages[0]); + kfree(vcpu_e500->shadow_tlb[1]); + kfree(vcpu_e500->guest_tlb[1]); + kfree(vcpu_e500->shadow_tlb[0]); + kfree(vcpu_e500->guest_tlb[0]); +} diff --git a/arch/powerpc/kvm/e500_tlb.h b/arch/powerpc/kvm/e500_tlb.h new file mode 100644 index 0000000..45b064b --- /dev/null +++ b/arch/powerpc/kvm/e500_tlb.h @@ -0,0 +1,185 @@ +/* + * Copyright (C) 2008 Freescale Semiconductor, Inc. All rights reserved. + * + * Author: Yu Liu, yu.liu@freescale.com + * + * Description: + * This file is based on arch/powerpc/kvm/44x_tlb.h, + * by Hollis Blanchard <hollisb@us.ibm.com>. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License, version 2, as + * published by the Free Software Foundation. + */ + +#ifndef __KVM_E500_TLB_H__ +#define __KVM_E500_TLB_H__ + +#include <linux/kvm_host.h> +#include <asm/mmu-fsl-booke.h> +#include <asm/tlb.h> +#include <asm/kvm_e500.h> + +#define KVM_E500_TLB0_WAY_SIZE_BIT 7 /* Fixed */ +#define KVM_E500_TLB0_WAY_SIZE (1UL << KVM_E500_TLB0_WAY_SIZE_BIT) +#define KVM_E500_TLB0_WAY_SIZE_MASK (KVM_E500_TLB0_WAY_SIZE - 1) + +#define KVM_E500_TLB0_WAY_NUM_BIT 1 /* No greater than 7 */ +#define KVM_E500_TLB0_WAY_NUM (1UL << KVM_E500_TLB0_WAY_NUM_BIT) +#define KVM_E500_TLB0_WAY_NUM_MASK (KVM_E500_TLB0_WAY_NUM - 1) + +#define KVM_E500_TLB0_SIZE (KVM_E500_TLB0_WAY_SIZE * KVM_E500_TLB0_WAY_NUM) +#define KVM_E500_TLB1_SIZE 16 + +#define index_of(tlbsel, esel) (((tlbsel) << 16) | ((esel) & 0xFFFF)) +#define tlbsel_of(index) ((index) >> 16) +#define esel_of(index) ((index) & 0xFFFF) + +#define E500_TLB_USER_PERM_MASK (MAS3_UX|MAS3_UR|MAS3_UW) +#define E500_TLB_SUPER_PERM_MASK (MAS3_SX|MAS3_SR|MAS3_SW) +#define MAS2_ATTRIB_MASK \ + (MAS2_X0 | MAS2_X1) +#define MAS3_ATTRIB_MASK \ + (MAS3_U0 | MAS3_U1 | MAS3_U2 | MAS3_U3 \ + | E500_TLB_USER_PERM_MASK | E500_TLB_SUPER_PERM_MASK) + +extern void kvmppc_dump_tlbs(struct kvm_vcpu *); +extern int kvmppc_e500_emul_mt_mmucsr0(struct kvmppc_vcpu_e500 *, ulong); +extern int kvmppc_e500_emul_tlbwe(struct kvm_vcpu *); +extern int kvmppc_e500_emul_tlbre(struct kvm_vcpu *); +extern int kvmppc_e500_emul_tlbivax(struct kvm_vcpu *, int, int); +extern int kvmppc_e500_emul_tlbsx(struct kvm_vcpu *, int); +extern int kvmppc_e500_tlb_search(struct kvm_vcpu *, gva_t, unsigned int, int); +extern void kvmppc_e500_tlb_put(struct kvm_vcpu *); +extern void kvmppc_e500_tlb_load(struct kvm_vcpu *, int); +extern int kvmppc_e500_tlb_init(struct kvmppc_vcpu_e500 *); +extern void kvmppc_e500_tlb_uninit(struct kvmppc_vcpu_e500 *); +extern void kvmppc_e500_tlb_setup(struct kvmppc_vcpu_e500 *); + +/* TLB helper functions */ +static inline unsigned int get_tlb_size(const struct tlbe *tlbe) +{ + return (tlbe->mas1 >> 8) & 0xf; +} + +static inline gva_t get_tlb_eaddr(const struct tlbe *tlbe) +{ + return tlbe->mas2 & 0xfffff000; +} + +static inline u64 get_tlb_bytes(const struct tlbe *tlbe) +{ + unsigned int pgsize = get_tlb_size(tlbe); + return 1ULL << 10 << (pgsize << 1); +} + +static inline gva_t get_tlb_end(const struct tlbe *tlbe) +{ + u64 bytes = get_tlb_bytes(tlbe); + return get_tlb_eaddr(tlbe) + bytes - 1; +} + +static inline u64 get_tlb_raddr(const struct tlbe *tlbe) +{ + u64 rpn = tlbe->mas7; + return (rpn << 32) | (tlbe->mas3 & 0xfffff000); +} + +static inline unsigned int get_tlb_tid(const struct tlbe *tlbe) +{ + return (tlbe->mas1 >> 16) & 0xff; +} + +static inline unsigned int get_tlb_ts(const struct tlbe *tlbe) +{ + return (tlbe->mas1 >> 12) & 0x1; +} + +static inline unsigned int get_tlb_v(const struct tlbe *tlbe) +{ + return (tlbe->mas1 >> 31) & 0x1; +} + +static inline unsigned int get_tlb_iprot(const struct tlbe *tlbe) +{ + return (tlbe->mas1 >> 30) & 0x1; +} + +static inline unsigned int get_cur_pid(struct kvm_vcpu *vcpu) +{ + return vcpu->arch.pid & 0xff; +} + +static inline unsigned int get_cur_spid( + const struct kvmppc_vcpu_e500 *vcpu_e500) +{ + return (vcpu_e500->mas6 >> 16) & 0xff; +} + +static inline unsigned int get_cur_sas( + const struct kvmppc_vcpu_e500 *vcpu_e500) +{ + return vcpu_e500->mas6 & 0x1; +} + +static inline unsigned int get_tlb_tlbsel( + const struct kvmppc_vcpu_e500 *vcpu_e500) +{ + /* + * Manual says that tlbsel has 2 bits wide. + * Since we only have two TLBs, only lower bit is used. + */ + return (vcpu_e500->mas0 >> 28) & 0x1; +} + +static inline unsigned int get_tlb_nv_bit( + const struct kvmppc_vcpu_e500 *vcpu_e500) +{ + return vcpu_e500->mas0 & 0xfff; +} + +static inline unsigned int get_tlb_esel_bit( + const struct kvmppc_vcpu_e500 *vcpu_e500) +{ + return (vcpu_e500->mas0 >> 16) & 0xfff; +} + +static inline unsigned int get_tlb_esel( + const struct kvmppc_vcpu_e500 *vcpu_e500, + int tlbsel) +{ + unsigned int esel = get_tlb_esel_bit(vcpu_e500); + + if (tlbsel == 0) { + esel &= KVM_E500_TLB0_WAY_NUM_MASK; + esel |= ((vcpu_e500->mas2 >> 12) & KVM_E500_TLB0_WAY_SIZE_MASK) + << KVM_E500_TLB0_WAY_NUM_BIT; + } else { + esel &= KVM_E500_TLB1_SIZE - 1; + } + + return esel; +} + +static inline int tlbe_is_host_safe(const struct kvm_vcpu *vcpu, + const struct tlbe *tlbe) +{ + gpa_t gpa; + + if (!get_tlb_v(tlbe)) + return 0; + + /* Does it match current guest AS? */ + /* XXX what about IS != DS? */ + if (get_tlb_ts(tlbe) != !!(vcpu->arch.msr & MSR_IS)) + return 0; + + gpa = get_tlb_raddr(tlbe); + if (!gfn_to_memslot(vcpu->kvm, gpa >> PAGE_SHIFT)) + /* Mapping is not for RAM. */ + return 0; + + return 1; +} + +#endif /* __KVM_E500_TLB_H__ */ diff --git a/arch/powerpc/kvm/emulate.c b/arch/powerpc/kvm/emulate.c index d1d38da..a561d6e 100644 --- a/arch/powerpc/kvm/emulate.c +++ b/arch/powerpc/kvm/emulate.c @@ -30,6 +30,39 @@ #include <asm/disassemble.h> #include "timing.h" +#define OP_TRAP 3 + +#define OP_31_XOP_LWZX 23 +#define OP_31_XOP_LBZX 87 +#define OP_31_XOP_STWX 151 +#define OP_31_XOP_STBX 215 +#define OP_31_XOP_STBUX 247 +#define OP_31_XOP_LHZX 279 +#define OP_31_XOP_LHZUX 311 +#define OP_31_XOP_MFSPR 339 +#define OP_31_XOP_STHX 407 +#define OP_31_XOP_STHUX 439 +#define OP_31_XOP_MTSPR 467 +#define OP_31_XOP_DCBI 470 +#define OP_31_XOP_LWBRX 534 +#define OP_31_XOP_TLBSYNC 566 +#define OP_31_XOP_STWBRX 662 +#define OP_31_XOP_LHBRX 790 +#define OP_31_XOP_STHBRX 918 + +#define OP_LWZ 32 +#define OP_LWZU 33 +#define OP_LBZ 34 +#define OP_LBZU 35 +#define OP_STW 36 +#define OP_STWU 37 +#define OP_STB 38 +#define OP_STBU 39 +#define OP_LHZ 40 +#define OP_LHZU 41 +#define OP_STH 44 +#define OP_STHU 45 + void kvmppc_emulate_dec(struct kvm_vcpu *vcpu) { if (vcpu->arch.tcr & TCR_DIE) { @@ -78,7 +111,7 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu) kvmppc_set_exit_type(vcpu, EMULATED_INST_EXITS); switch (get_op(inst)) { - case 3: /* trap */ + case OP_TRAP: vcpu->arch.esr |= ESR_PTR; kvmppc_core_queue_program(vcpu); advance = 0; @@ -87,31 +120,31 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu) case 31: switch (get_xop(inst)) { - case 23: /* lwzx */ + case OP_31_XOP_LWZX: rt = get_rt(inst); emulated = kvmppc_handle_load(run, vcpu, rt, 4, 1); break; - case 87: /* lbzx */ + case OP_31_XOP_LBZX: rt = get_rt(inst); emulated = kvmppc_handle_load(run, vcpu, rt, 1, 1); break; - case 151: /* stwx */ + case OP_31_XOP_STWX: rs = get_rs(inst); emulated = kvmppc_handle_store(run, vcpu, vcpu->arch.gpr[rs], 4, 1); break; - case 215: /* stbx */ + case OP_31_XOP_STBX: rs = get_rs(inst); emulated = kvmppc_handle_store(run, vcpu, vcpu->arch.gpr[rs], 1, 1); break; - case 247: /* stbux */ + case OP_31_XOP_STBUX: rs = get_rs(inst); ra = get_ra(inst); rb = get_rb(inst); @@ -126,12 +159,12 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu) vcpu->arch.gpr[rs] = ea; break; - case 279: /* lhzx */ + case OP_31_XOP_LHZX: rt = get_rt(inst); emulated = kvmppc_handle_load(run, vcpu, rt, 2, 1); break; - case 311: /* lhzux */ + case OP_31_XOP_LHZUX: rt = get_rt(inst); ra = get_ra(inst); rb = get_rb(inst); @@ -144,7 +177,7 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu) vcpu->arch.gpr[ra] = ea; break; - case 339: /* mfspr */ + case OP_31_XOP_MFSPR: sprn = get_sprn(inst); rt = get_rt(inst); @@ -185,7 +218,7 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu) } break; - case 407: /* sthx */ + case OP_31_XOP_STHX: rs = get_rs(inst); ra = get_ra(inst); rb = get_rb(inst); @@ -195,7 +228,7 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu) 2, 1); break; - case 439: /* sthux */ + case OP_31_XOP_STHUX: rs = get_rs(inst); ra = get_ra(inst); rb = get_rb(inst); @@ -210,7 +243,7 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu) vcpu->arch.gpr[ra] = ea; break; - case 467: /* mtspr */ + case OP_31_XOP_MTSPR: sprn = get_sprn(inst); rs = get_rs(inst); switch (sprn) { @@ -246,7 +279,7 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu) } break; - case 470: /* dcbi */ + case OP_31_XOP_DCBI: /* Do nothing. The guest is performing dcbi because * hardware DMA is not snooped by the dcache, but * emulated DMA either goes through the dcache as @@ -254,15 +287,15 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu) * coherence. */ break; - case 534: /* lwbrx */ + case OP_31_XOP_LWBRX: rt = get_rt(inst); emulated = kvmppc_handle_load(run, vcpu, rt, 4, 0); break; - case 566: /* tlbsync */ + case OP_31_XOP_TLBSYNC: break; - case 662: /* stwbrx */ + case OP_31_XOP_STWBRX: rs = get_rs(inst); ra = get_ra(inst); rb = get_rb(inst); @@ -272,12 +305,12 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu) 4, 0); break; - case 790: /* lhbrx */ + case OP_31_XOP_LHBRX: rt = get_rt(inst); emulated = kvmppc_handle_load(run, vcpu, rt, 2, 0); break; - case 918: /* sthbrx */ + case OP_31_XOP_STHBRX: rs = get_rs(inst); ra = get_ra(inst); rb = get_rb(inst); @@ -293,37 +326,37 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu) } break; - case 32: /* lwz */ + case OP_LWZ: rt = get_rt(inst); emulated = kvmppc_handle_load(run, vcpu, rt, 4, 1); break; - case 33: /* lwzu */ + case OP_LWZU: ra = get_ra(inst); rt = get_rt(inst); emulated = kvmppc_handle_load(run, vcpu, rt, 4, 1); vcpu->arch.gpr[ra] = vcpu->arch.paddr_accessed; break; - case 34: /* lbz */ + case OP_LBZ: rt = get_rt(inst); emulated = kvmppc_handle_load(run, vcpu, rt, 1, 1); break; - case 35: /* lbzu */ + case OP_LBZU: ra = get_ra(inst); rt = get_rt(inst); emulated = kvmppc_handle_load(run, vcpu, rt, 1, 1); vcpu->arch.gpr[ra] = vcpu->arch.paddr_accessed; break; - case 36: /* stw */ + case OP_STW: rs = get_rs(inst); emulated = kvmppc_handle_store(run, vcpu, vcpu->arch.gpr[rs], 4, 1); break; - case 37: /* stwu */ + case OP_STWU: ra = get_ra(inst); rs = get_rs(inst); emulated = kvmppc_handle_store(run, vcpu, vcpu->arch.gpr[rs], @@ -331,13 +364,13 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu) vcpu->arch.gpr[ra] = vcpu->arch.paddr_accessed; break; - case 38: /* stb */ + case OP_STB: rs = get_rs(inst); emulated = kvmppc_handle_store(run, vcpu, vcpu->arch.gpr[rs], 1, 1); break; - case 39: /* stbu */ + case OP_STBU: ra = get_ra(inst); rs = get_rs(inst); emulated = kvmppc_handle_store(run, vcpu, vcpu->arch.gpr[rs], @@ -345,25 +378,25 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu) vcpu->arch.gpr[ra] = vcpu->arch.paddr_accessed; break; - case 40: /* lhz */ + case OP_LHZ: rt = get_rt(inst); emulated = kvmppc_handle_load(run, vcpu, rt, 2, 1); break; - case 41: /* lhzu */ + case OP_LHZU: ra = get_ra(inst); rt = get_rt(inst); emulated = kvmppc_handle_load(run, vcpu, rt, 2, 1); vcpu->arch.gpr[ra] = vcpu->arch.paddr_accessed; break; - case 44: /* sth */ + case OP_STH: rs = get_rs(inst); emulated = kvmppc_handle_store(run, vcpu, vcpu->arch.gpr[rs], 2, 1); break; - case 45: /* sthu */ + case OP_STHU: ra = get_ra(inst); rs = get_rs(inst); emulated = kvmppc_handle_store(run, vcpu, vcpu->arch.gpr[rs], diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c index 5f81256..9057335 100644 --- a/arch/powerpc/kvm/powerpc.c +++ b/arch/powerpc/kvm/powerpc.c @@ -216,46 +216,23 @@ int kvm_arch_vcpu_init(struct kvm_vcpu *vcpu) void kvm_arch_vcpu_uninit(struct kvm_vcpu *vcpu) { - kvmppc_core_destroy_mmu(vcpu); + kvmppc_mmu_destroy(vcpu); } void kvm_arch_vcpu_load(struct kvm_vcpu *vcpu, int cpu) { - if (vcpu->guest_debug.enabled) - kvmppc_core_load_guest_debugstate(vcpu); - kvmppc_core_vcpu_load(vcpu, cpu); } void kvm_arch_vcpu_put(struct kvm_vcpu *vcpu) { - if (vcpu->guest_debug.enabled) - kvmppc_core_load_host_debugstate(vcpu); - - /* Don't leave guest TLB entries resident when being de-scheduled. */ - /* XXX It would be nice to differentiate between heavyweight exit and - * sched_out here, since we could avoid the TLB flush for heavyweight - * exits. */ - _tlbil_all(); kvmppc_core_vcpu_put(vcpu); } -int kvm_arch_vcpu_ioctl_debug_guest(struct kvm_vcpu *vcpu, - struct kvm_debug_guest *dbg) +int kvm_arch_vcpu_ioctl_set_guest_debug(struct kvm_vcpu *vcpu, + struct kvm_guest_debug *dbg) { - int i; - - vcpu->guest_debug.enabled = dbg->enabled; - if (vcpu->guest_debug.enabled) { - for (i=0; i < ARRAY_SIZE(vcpu->guest_debug.bp); i++) { - if (dbg->breakpoints[i].enabled) - vcpu->guest_debug.bp[i] = dbg->breakpoints[i].address; - else - vcpu->guest_debug.bp[i] = 0; - } - } - - return 0; + return -EINVAL; } static void kvmppc_complete_dcr_load(struct kvm_vcpu *vcpu, diff --git a/arch/powerpc/platforms/cell/interrupt.c b/arch/powerpc/platforms/cell/interrupt.c index 28c04da..882e470 100644 --- a/arch/powerpc/platforms/cell/interrupt.c +++ b/arch/powerpc/platforms/cell/interrupt.c @@ -237,8 +237,6 @@ extern int noirqdebug; static void handle_iic_irq(unsigned int irq, struct irq_desc *desc) { - const unsigned int cpu = smp_processor_id(); - spin_lock(&desc->lock); desc->status &= ~(IRQ_REPLAY | IRQ_WAITING); @@ -254,7 +252,7 @@ static void handle_iic_irq(unsigned int irq, struct irq_desc *desc) goto out_eoi; } - kstat_cpu(cpu).irqs[irq]++; + kstat_incr_irqs_this_cpu(irq, desc); /* Mark the IRQ currently in progress.*/ desc->status |= IRQ_INPROGRESS; diff --git a/arch/powerpc/platforms/cell/spufs/sched.c b/arch/powerpc/platforms/cell/spufs/sched.c index 6a0ad19..f085369 100644 --- a/arch/powerpc/platforms/cell/spufs/sched.c +++ b/arch/powerpc/platforms/cell/spufs/sched.c @@ -508,7 +508,7 @@ static void __spu_add_to_rq(struct spu_context *ctx) list_add_tail(&ctx->rq, &spu_prio->runq[ctx->prio]); set_bit(ctx->prio, spu_prio->bitmap); if (!spu_prio->nr_waiting++) - __mod_timer(&spusched_timer, jiffies + SPUSCHED_TICK); + mod_timer(&spusched_timer, jiffies + SPUSCHED_TICK); } } diff --git a/arch/powerpc/platforms/ps3/Kconfig b/arch/powerpc/platforms/ps3/Kconfig index 920cf7a..740ef56 100644 --- a/arch/powerpc/platforms/ps3/Kconfig +++ b/arch/powerpc/platforms/ps3/Kconfig @@ -128,6 +128,13 @@ config PS3_FLASH be disabled on the kernel command line using "ps3flash=off", to not allocate this fixed buffer. +config PS3_VRAM + tristate "PS3 Video RAM Storage Driver" + depends on FB_PS3=y && BLOCK && m + help + This driver allows you to use excess PS3 video RAM as volatile + storage or system swap. + config PS3_LPM tristate "PS3 Logical Performance Monitor support" depends on PPC_PS3 diff --git a/arch/powerpc/platforms/ps3/system-bus.c b/arch/powerpc/platforms/ps3/system-bus.c index 58311a8..a705fff 100644 --- a/arch/powerpc/platforms/ps3/system-bus.c +++ b/arch/powerpc/platforms/ps3/system-bus.c @@ -376,7 +376,7 @@ static int ps3_system_bus_probe(struct device *_dev) struct ps3_system_bus_driver *drv; BUG_ON(!dev); - pr_debug(" -> %s:%d: %s\n", __func__, __LINE__, _dev->bus_id); + dev_dbg(_dev, "%s:%d\n", __func__, __LINE__); drv = ps3_system_bus_dev_to_system_bus_drv(dev); BUG_ON(!drv); @@ -398,7 +398,7 @@ static int ps3_system_bus_remove(struct device *_dev) struct ps3_system_bus_driver *drv; BUG_ON(!dev); - pr_debug(" -> %s:%d: %s\n", __func__, __LINE__, _dev->bus_id); + dev_dbg(_dev, "%s:%d\n", __func__, __LINE__); drv = ps3_system_bus_dev_to_system_bus_drv(dev); BUG_ON(!drv); diff --git a/arch/powerpc/platforms/pseries/xics.c b/arch/powerpc/platforms/pseries/xics.c index 84e058f..80b5134 100644 --- a/arch/powerpc/platforms/pseries/xics.c +++ b/arch/powerpc/platforms/pseries/xics.c @@ -153,9 +153,10 @@ static int get_irq_server(unsigned int virq, unsigned int strict_check) { int server; /* For the moment only implement delivery to all cpus or one cpu */ - cpumask_t cpumask = irq_desc[virq].affinity; + cpumask_t cpumask; cpumask_t tmp = CPU_MASK_NONE; + cpumask_copy(&cpumask, irq_desc[virq].affinity); if (!distribute_irqs) return default_server; @@ -869,7 +870,7 @@ void xics_migrate_irqs_away(void) virq, cpu); /* Reset affinity to all cpus */ - irq_desc[virq].affinity = CPU_MASK_ALL; + cpumask_setall(irq_desc[virq].affinity); desc->chip->set_affinity(virq, cpu_all_mask); unlock: spin_unlock_irqrestore(&desc->lock, flags); diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c index a35297d..532e205 100644 --- a/arch/powerpc/sysdev/mpic.c +++ b/arch/powerpc/sysdev/mpic.c @@ -566,9 +566,10 @@ static void __init mpic_scan_ht_pics(struct mpic *mpic) #ifdef CONFIG_SMP static int irq_choose_cpu(unsigned int virt_irq) { - cpumask_t mask = irq_desc[virt_irq].affinity; + cpumask_t mask; int cpuid; + cpumask_copy(&mask, irq_desc[virt_irq].affinity); if (cpus_equal(mask, CPU_MASK_ALL)) { static int irq_rover; static DEFINE_SPINLOCK(irq_rover_lock); |
