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Commit 76babde1 authored by Linus Torvalds's avatar Linus Torvalds
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc 

* git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (67 commits)
  [PATCH] powerpc: Remove oprofile spinlock backtrace code
  [PATCH] powerpc: Add oprofile calltrace support to all powerpc cpus
  [PATCH] powerpc: Add oprofile calltrace support
  [PATCH] for_each_possible_cpu: ppc
  [PATCH] for_each_possible_cpu: powerpc
  [PATCH] lock PTE before updating it in 440/BookE page fault handler
  [PATCH] powerpc: Kill _machine and hard-coded platform numbers
  ppc: Fix compile error in arch/ppc/lib/strcase.c
  [PATCH] git-powerpc: WARN was a dumb idea
  [PATCH] powerpc: a couple of trivial compile warning fixes
  powerpc: remove OCP references
  powerpc: Make uImage default build output for MPC8540 ADS
  powerpc: move math-emu over to arch/powerpc
  powerpc: use memparse() for mem= command line parsing
  ppc: fix strncasecmp prototype
  [PATCH] powerpc: make ISA floppies work again
  [PATCH] powerpc: Fix some initcall return values
  [PATCH] powerpc: Workaround for pSeries RTAS bug
  [PATCH] spufs: fix __init/__exit annotations
  [PATCH] powerpc: add hvc backend for rtas
  ...
parents e71ac603 15e812ad
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Documentation/powerpc/booting-without-of.txt
View file @ 76babde1
......@@ -719,6 +719,11 @@ address which can extend beyond that limit.
- model : this is your board name/model
- #address-cells : address representation for "root" devices
- #size-cells: the size representation for "root" devices
- device_type : This property shouldn't be necessary. However, if
you decide to create a device_type for your root node, make sure it
is _not_ "chrp" unless your platform is a pSeries or PAPR compliant
one for 64-bit, or a CHRP-type machine for 32-bit as this will
matched by the kernel this way.
Additionally, some recommended properties are:
......
arch/powerpc/Kconfig
View file @ 76babde1
......@@ -491,7 +491,7 @@ config PPC601_SYNC_FIX
If in doubt, say Y here.
config TAU
bool "Thermal Management Support"
bool "On-chip CPU temperature sensor support"
depends on 6xx
help
G3 and G4 processors have an on-chip temperature sensor called the
......@@ -500,7 +500,7 @@ config TAU
on-die temperature in /proc/cpuinfo if the cpu supports it.
Unfortunately, on some chip revisions, this sensor is very inaccurate
and in some cases, does not work at all, so don't assume the cpu
and in many cases, does not work at all, so don't assume the cpu
temp is actually what /proc/cpuinfo says it is.
config TAU_INT
......
arch/powerpc/Kconfig.debug
View file @ 76babde1
......@@ -110,11 +110,6 @@ config SERIAL_TEXT_DEBUG
depends on 4xx || LOPEC || MV64X60 || PPLUS || PRPMC800 || \
PPC_GEN550 || PPC_MPC52xx
config PPC_OCP
bool
depends on IBM_OCP || XILINX_OCP
default y
choice
prompt "Early debugging (dangerous)"
bool
......
arch/powerpc/Makefile
View file @ 76babde1
......@@ -129,13 +129,8 @@ core-y += arch/powerpc/kernel/ \
arch/powerpc/lib/ \
arch/powerpc/sysdev/ \
arch/powerpc/platforms/
core-$(CONFIG_PPC32) += arch/ppc/kernel/
core-$(CONFIG_MATH_EMULATION) += arch/ppc/math-emu/
core-$(CONFIG_MATH_EMULATION) += arch/powerpc/math-emu/
core-$(CONFIG_XMON) += arch/powerpc/xmon/
core-$(CONFIG_APUS) += arch/ppc/amiga/
drivers-$(CONFIG_8xx) += arch/ppc/8xx_io/
drivers-$(CONFIG_4xx) += arch/ppc/4xx_io/
drivers-$(CONFIG_CPM2) += arch/ppc/8260_io/
drivers-$(CONFIG_OPROFILE) += arch/powerpc/oprofile/
......
arch/powerpc/configs/cell_defconfig
View file @ 76babde1
#
# Automatically generated make config: don't edit
# Linux kernel version: 2.6.16-rc6
# Wed Mar 15 16:19:48 2006
# Linux kernel version: 2.6.16
# Thu Mar 23 20:48:09 2006
#
CONFIG_PPC64=y
CONFIG_64BIT=y
......@@ -30,6 +30,7 @@ CONFIG_POWER4=y
CONFIG_PPC_FPU=y
CONFIG_ALTIVEC=y
CONFIG_PPC_STD_MMU=y
CONFIG_VIRT_CPU_ACCOUNTING=y
CONFIG_SMP=y
CONFIG_NR_CPUS=4
......@@ -51,7 +52,8 @@ CONFIG_SYSVIPC=y
# CONFIG_BSD_PROCESS_ACCT is not set
CONFIG_SYSCTL=y
# CONFIG_AUDIT is not set
# CONFIG_IKCONFIG is not set
CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
# CONFIG_CPUSETS is not set
CONFIG_INITRAMFS_SOURCE=""
CONFIG_CC_OPTIMIZE_FOR_SIZE=y
......@@ -85,7 +87,7 @@ CONFIG_MODULE_UNLOAD=y
CONFIG_OBSOLETE_MODPARM=y
# CONFIG_MODVERSIONS is not set
# CONFIG_MODULE_SRCVERSION_ALL is not set
# CONFIG_KMOD is not set
CONFIG_KMOD=y
CONFIG_STOP_MACHINE=y
#
......@@ -130,7 +132,8 @@ CONFIG_CELL_IIC=y
#
# Cell Broadband Engine options
#
CONFIG_SPU_FS=y
CONFIG_SPU_FS=m
CONFIG_SPUFS_MMAP=y
#
# Kernel options
......@@ -144,7 +147,7 @@ CONFIG_PREEMPT_NONE=y
# CONFIG_PREEMPT is not set
CONFIG_PREEMPT_BKL=y
CONFIG_BINFMT_ELF=y
# CONFIG_BINFMT_MISC is not set
CONFIG_BINFMT_MISC=m
CONFIG_FORCE_MAX_ZONEORDER=13
# CONFIG_IOMMU_VMERGE is not set
CONFIG_KEXEC=y
......@@ -155,13 +158,16 @@ CONFIG_ARCH_SELECT_MEMORY_MODEL=y
CONFIG_ARCH_FLATMEM_ENABLE=y
CONFIG_ARCH_SPARSEMEM_ENABLE=y
CONFIG_SELECT_MEMORY_MODEL=y
CONFIG_FLATMEM_MANUAL=y
# CONFIG_FLATMEM_MANUAL is not set
# CONFIG_DISCONTIGMEM_MANUAL is not set
# CONFIG_SPARSEMEM_MANUAL is not set
CONFIG_FLATMEM=y
CONFIG_FLAT_NODE_MEM_MAP=y
CONFIG_SPARSEMEM_MANUAL=y
CONFIG_SPARSEMEM=y
CONFIG_HAVE_MEMORY_PRESENT=y
# CONFIG_SPARSEMEM_STATIC is not set
CONFIG_SPARSEMEM_EXTREME=y
# CONFIG_MEMORY_HOTPLUG is not set
CONFIG_SPLIT_PTLOCK_CPUS=4
CONFIG_MIGRATION=y
# CONFIG_PPC_64K_PAGES is not set
CONFIG_SCHED_SMT=y
CONFIG_PROC_DEVICETREE=y
......@@ -232,6 +238,7 @@ CONFIG_TCP_CONG_BIC=y
# CONFIG_IP_VS is not set
CONFIG_IPV6=y
# CONFIG_IPV6_PRIVACY is not set
# CONFIG_IPV6_ROUTER_PREF is not set
CONFIG_INET6_AH=m
CONFIG_INET6_ESP=m
CONFIG_INET6_IPCOMP=m
......@@ -244,25 +251,7 @@ CONFIG_NETFILTER=y
# Core Netfilter Configuration
#
# CONFIG_NETFILTER_NETLINK is not set
CONFIG_NETFILTER_XTABLES=m
CONFIG_NETFILTER_XT_TARGET_CLASSIFY=m
CONFIG_NETFILTER_XT_TARGET_MARK=m
CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m
CONFIG_NETFILTER_XT_TARGET_NOTRACK=m
CONFIG_NETFILTER_XT_MATCH_COMMENT=m
CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m
# CONFIG_NETFILTER_XT_MATCH_DCCP is not set
CONFIG_NETFILTER_XT_MATCH_HELPER=m
CONFIG_NETFILTER_XT_MATCH_LENGTH=m
CONFIG_NETFILTER_XT_MATCH_LIMIT=m
CONFIG_NETFILTER_XT_MATCH_MAC=m
CONFIG_NETFILTER_XT_MATCH_MARK=m
CONFIG_NETFILTER_XT_MATCH_PKTTYPE=m
CONFIG_NETFILTER_XT_MATCH_REALM=m
CONFIG_NETFILTER_XT_MATCH_SCTP=m
CONFIG_NETFILTER_XT_MATCH_STATE=m
CONFIG_NETFILTER_XT_MATCH_STRING=m
CONFIG_NETFILTER_XT_MATCH_TCPMSS=m
# CONFIG_NETFILTER_XTABLES is not set
#
# IP: Netfilter Configuration
......@@ -278,51 +267,13 @@ CONFIG_IP_NF_IRC=m
CONFIG_IP_NF_TFTP=m
CONFIG_IP_NF_AMANDA=m
# CONFIG_IP_NF_PPTP is not set
# CONFIG_IP_NF_H323 is not set
CONFIG_IP_NF_QUEUE=m
CONFIG_IP_NF_IPTABLES=m
CONFIG_IP_NF_MATCH_IPRANGE=m
CONFIG_IP_NF_MATCH_MULTIPORT=m
CONFIG_IP_NF_MATCH_TOS=m
CONFIG_IP_NF_MATCH_RECENT=m
CONFIG_IP_NF_MATCH_ECN=m
CONFIG_IP_NF_MATCH_DSCP=m
CONFIG_IP_NF_MATCH_AH_ESP=m
CONFIG_IP_NF_MATCH_TTL=m
CONFIG_IP_NF_MATCH_OWNER=m
CONFIG_IP_NF_MATCH_ADDRTYPE=m
CONFIG_IP_NF_MATCH_HASHLIMIT=m
CONFIG_IP_NF_MATCH_POLICY=m
CONFIG_IP_NF_FILTER=m
CONFIG_IP_NF_TARGET_REJECT=m
CONFIG_IP_NF_TARGET_LOG=m
CONFIG_IP_NF_TARGET_ULOG=m
CONFIG_IP_NF_TARGET_TCPMSS=m
CONFIG_IP_NF_NAT=m
CONFIG_IP_NF_NAT_NEEDED=y
CONFIG_IP_NF_TARGET_MASQUERADE=m
CONFIG_IP_NF_TARGET_REDIRECT=m
CONFIG_IP_NF_TARGET_NETMAP=m
CONFIG_IP_NF_TARGET_SAME=m
CONFIG_IP_NF_NAT_SNMP_BASIC=m
CONFIG_IP_NF_NAT_IRC=m
CONFIG_IP_NF_NAT_FTP=m
CONFIG_IP_NF_NAT_TFTP=m
CONFIG_IP_NF_NAT_AMANDA=m
CONFIG_IP_NF_MANGLE=m
CONFIG_IP_NF_TARGET_TOS=m
CONFIG_IP_NF_TARGET_ECN=m
CONFIG_IP_NF_TARGET_DSCP=m
CONFIG_IP_NF_TARGET_TTL=m
CONFIG_IP_NF_RAW=m
CONFIG_IP_NF_ARPTABLES=m
CONFIG_IP_NF_ARPFILTER=m
CONFIG_IP_NF_ARP_MANGLE=m
#
# IPv6: Netfilter Configuration (EXPERIMENTAL)
#
# CONFIG_IP6_NF_QUEUE is not set
# CONFIG_IP6_NF_IPTABLES is not set
#
# DCCP Configuration (EXPERIMENTAL)
......@@ -355,7 +306,6 @@ CONFIG_IP_NF_ARP_MANGLE=m
# QoS and/or fair queueing
#
# CONFIG_NET_SCHED is not set
CONFIG_NET_CLS_ROUTE=y
#
# Network testing
......@@ -408,7 +358,7 @@ CONFIG_FW_LOADER=y
# CONFIG_BLK_DEV_COW_COMMON is not set
CONFIG_BLK_DEV_LOOP=y
# CONFIG_BLK_DEV_CRYPTOLOOP is not set
CONFIG_BLK_DEV_NBD=y
# CONFIG_BLK_DEV_NBD is not set
# CONFIG_BLK_DEV_SX8 is not set
CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_COUNT=16
......@@ -484,7 +434,23 @@ CONFIG_IDEDMA_AUTO=y
#
# Multi-device support (RAID and LVM)
#
# CONFIG_MD is not set
CONFIG_MD=y
CONFIG_BLK_DEV_MD=m
CONFIG_MD_LINEAR=m
CONFIG_MD_RAID0=m
CONFIG_MD_RAID1=m
# CONFIG_MD_RAID10 is not set
# CONFIG_MD_RAID5 is not set
# CONFIG_MD_RAID6 is not set
# CONFIG_MD_MULTIPATH is not set
# CONFIG_MD_FAULTY is not set
CONFIG_BLK_DEV_DM=m
CONFIG_DM_CRYPT=m
CONFIG_DM_SNAPSHOT=m
CONFIG_DM_MIRROR=m
CONFIG_DM_ZERO=m
CONFIG_DM_MULTIPATH=m
# CONFIG_DM_MULTIPATH_EMC is not set
#
# Fusion MPT device support
......@@ -548,7 +514,7 @@ CONFIG_MII=y
# CONFIG_ACENIC is not set
# CONFIG_DL2K is not set
CONFIG_E1000=m
# CONFIG_E1000_NAPI is not set
CONFIG_E1000_NAPI=y
# CONFIG_E1000_DISABLE_PACKET_SPLIT is not set
# CONFIG_NS83820 is not set
# CONFIG_HAMACHI is not set
......@@ -560,7 +526,7 @@ CONFIG_SKGE=m
# CONFIG_SK98LIN is not set
# CONFIG_TIGON3 is not set
# CONFIG_BNX2 is not set
CONFIG_SPIDER_NET=y
CONFIG_SPIDER_NET=m
# CONFIG_MV643XX_ETH is not set
#
......@@ -678,6 +644,8 @@ CONFIG_SERIAL_CORE_CONSOLE=y
# CONFIG_SERIAL_JSM is not set
CONFIG_UNIX98_PTYS=y
# CONFIG_LEGACY_PTYS is not set
CONFIG_HVC_DRIVER=y
CONFIG_HVC_RTAS=y
#
# IPMI
......@@ -694,14 +662,13 @@ CONFIG_WATCHDOG=y
# Watchdog Device Drivers
#
# CONFIG_SOFT_WATCHDOG is not set
# CONFIG_WATCHDOG_RTAS is not set
CONFIG_WATCHDOG_RTAS=y
#
# PCI-based Watchdog Cards
#
# CONFIG_PCIPCWATCHDOG is not set
# CONFIG_WDTPCI is not set
# CONFIG_RTC is not set
CONFIG_GEN_RTC=y
# CONFIG_GEN_RTC_X is not set
# CONFIG_DTLK is not set
......@@ -833,6 +800,7 @@ CONFIG_DUMMY_CONSOLE=y
#
CONFIG_USB_ARCH_HAS_HCD=y
CONFIG_USB_ARCH_HAS_OHCI=y
CONFIG_USB_ARCH_HAS_EHCI=y
# CONFIG_USB is not set
#
......@@ -852,7 +820,14 @@ CONFIG_USB_ARCH_HAS_OHCI=y
#
# InfiniBand support
#
# CONFIG_INFINIBAND is not set
CONFIG_INFINIBAND=y
CONFIG_INFINIBAND_USER_MAD=m
CONFIG_INFINIBAND_USER_ACCESS=m
CONFIG_INFINIBAND_MTHCA=m
CONFIG_INFINIBAND_MTHCA_DEBUG=y
CONFIG_INFINIBAND_IPOIB=m
CONFIG_INFINIBAND_IPOIB_DEBUG=y
CONFIG_INFINIBAND_IPOIB_DEBUG_DATA=y
#
# EDAC - error detection and reporting (RAS) (EXPERIMENTAL)
......@@ -1037,10 +1012,6 @@ CONFIG_CRC32=y
# CONFIG_LIBCRC32C is not set
CONFIG_ZLIB_INFLATE=m
CONFIG_ZLIB_DEFLATE=m
CONFIG_TEXTSEARCH=y
CONFIG_TEXTSEARCH_KMP=m
CONFIG_TEXTSEARCH_BM=m
CONFIG_TEXTSEARCH_FSM=m
#
# Instrumentation Support
......@@ -1058,7 +1029,7 @@ CONFIG_LOG_BUF_SHIFT=15
CONFIG_DETECT_SOFTLOCKUP=y
# CONFIG_SCHEDSTATS is not set
# CONFIG_DEBUG_SLAB is not set
# CONFIG_DEBUG_MUTEXES is not set
CONFIG_DEBUG_MUTEXES=y
# CONFIG_DEBUG_SPINLOCK is not set
CONFIG_DEBUG_SPINLOCK_SLEEP=y
# CONFIG_DEBUG_KOBJECT is not set
......
arch/powerpc/configs/mpc8540_ads_defconfig
View file @ 76babde1
#
# Automatically generated make config: don't edit
# Linux kernel version:
# Sat Jan 14 15:57:54 2006
# Linux kernel version: 2.6.16
# Mon Mar 27 23:37:36 2006
#
# CONFIG_PPC64 is not set
CONFIG_PPC32=y
......@@ -9,6 +9,7 @@ CONFIG_PPC_MERGE=y
CONFIG_MMU=y
CONFIG_GENERIC_HARDIRQS=y
CONFIG_RWSEM_XCHGADD_ALGORITHM=y
CONFIG_GENERIC_HWEIGHT=y
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_PPC=y
CONFIG_EARLY_PRINTK=y
......@@ -18,6 +19,7 @@ CONFIG_ARCH_MAY_HAVE_PC_FDC=y
CONFIG_PPC_OF=y
CONFIG_PPC_UDBG_16550=y
# CONFIG_GENERIC_TBSYNC is not set
CONFIG_DEFAULT_UIMAGE=y
#
# Processor support
......@@ -42,7 +44,6 @@ CONFIG_SPE=y
# Code maturity level options
#
CONFIG_EXPERIMENTAL=y
CONFIG_CLEAN_COMPILE=y
CONFIG_BROKEN_ON_SMP=y
CONFIG_INIT_ENV_ARG_LIMIT=32
......@@ -58,6 +59,7 @@ CONFIG_SYSVIPC=y
CONFIG_SYSCTL=y
# CONFIG_AUDIT is not set
# CONFIG_IKCONFIG is not set
# CONFIG_RELAY is not set
CONFIG_INITRAMFS_SOURCE=""
# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
CONFIG_EMBEDDED=y
......@@ -72,10 +74,6 @@ CONFIG_BASE_FULL=y
CONFIG_FUTEX=y
CONFIG_EPOLL=y
CONFIG_SHMEM=y
CONFIG_CC_ALIGN_FUNCTIONS=0
CONFIG_CC_ALIGN_LABELS=0
CONFIG_CC_ALIGN_LOOPS=0
CONFIG_CC_ALIGN_JUMPS=0
CONFIG_SLAB=y
# CONFIG_TINY_SHMEM is not set
CONFIG_BASE_SMALL=0
......@@ -90,6 +88,8 @@ CONFIG_BASE_SMALL=0
# Block layer
#
# CONFIG_LBD is not set
# CONFIG_BLK_DEV_IO_TRACE is not set
# CONFIG_LSF is not set
#
# IO Schedulers
......@@ -183,6 +183,7 @@ CONFIG_NET=y
#
# Networking options
#
# CONFIG_NETDEBUG is not set
CONFIG_PACKET=y
# CONFIG_PACKET_MMAP is not set
CONFIG_UNIX=y
......@@ -220,6 +221,11 @@ CONFIG_TCP_CONG_BIC=y
# SCTP Configuration (EXPERIMENTAL)
#
# CONFIG_IP_SCTP is not set
#
# TIPC Configuration (EXPERIMENTAL)
#
# CONFIG_TIPC is not set
# CONFIG_ATM is not set
# CONFIG_BRIDGE is not set
# CONFIG_VLAN_8021Q is not set
......@@ -229,11 +235,6 @@ CONFIG_TCP_CONG_BIC=y
# CONFIG_ATALK is not set
# CONFIG_X25 is not set
# CONFIG_LAPB is not set
#
# TIPC Configuration (EXPERIMENTAL)
#
# CONFIG_TIPC is not set
# CONFIG_NET_DIVERT is not set
# CONFIG_ECONET is not set
# CONFIG_WAN_ROUTER is not set
......@@ -486,6 +487,12 @@ CONFIG_GEN_RTC=y
#
# CONFIG_I2C is not set
#
# SPI support
#
# CONFIG_SPI is not set
# CONFIG_SPI_MASTER is not set
#
# Dallas's 1-wire bus
#
......@@ -496,16 +503,13 @@ CONFIG_GEN_RTC=y
#
CONFIG_HWMON=y
# CONFIG_HWMON_VID is not set
# CONFIG_SENSORS_F71805F is not set
# CONFIG_HWMON_DEBUG_CHIP is not set
#
# Misc devices
#
#
# Multimedia Capabilities Port drivers
#
#
# Multimedia devices
#
......@@ -531,6 +535,7 @@ CONFIG_HWMON=y
#
# CONFIG_USB_ARCH_HAS_HCD is not set
# CONFIG_USB_ARCH_HAS_OHCI is not set
# CONFIG_USB_ARCH_HAS_EHCI is not set
#
# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
......@@ -551,7 +556,7 @@ CONFIG_HWMON=y
#
#
# SN Devices
# EDAC - error detection and reporting (RAS) (EXPERIMENTAL)
#
#
......@@ -603,7 +608,6 @@ CONFIG_SYSFS=y
CONFIG_TMPFS=y
# CONFIG_HUGETLB_PAGE is not set
CONFIG_RAMFS=y
# CONFIG_RELAYFS_FS is not set
# CONFIG_CONFIGFS_FS is not set
#
......@@ -658,6 +662,7 @@ CONFIG_PARTITION_ADVANCED=y
# CONFIG_SGI_PARTITION is not set
# CONFIG_ULTRIX_PARTITION is not set
# CONFIG_SUN_PARTITION is not set
# CONFIG_KARMA_PARTITION is not set
# CONFIG_EFI_PARTITION is not set
#
......@@ -695,6 +700,8 @@ CONFIG_DEBUG_MUTEXES=y
# CONFIG_DEBUG_INFO is not set
# CONFIG_DEBUG_FS is not set
# CONFIG_DEBUG_VM is not set
# CONFIG_UNWIND_INFO is not set
CONFIG_FORCED_INLINING=y
# CONFIG_RCU_TORTURE_TEST is not set
# CONFIG_DEBUGGER is not set
# CONFIG_BDI_SWITCH is not set
......
arch/powerpc/kernel/Makefile
View file @ 76babde1
......@@ -12,12 +12,12 @@ endif
obj-y := semaphore.o cputable.o ptrace.o syscalls.o \
irq.o align.o signal_32.o pmc.o vdso.o \
init_task.o process.o systbl.o
init_task.o process.o systbl.o idle.o
obj-y += vdso32/
obj-$(CONFIG_PPC64) += setup_64.o binfmt_elf32.o sys_ppc32.o \
signal_64.o ptrace32.o \
paca.o cpu_setup_power4.o \
firmware.o sysfs.o idle_64.o
firmware.o sysfs.o
obj-$(CONFIG_PPC64) += vdso64/
obj-$(CONFIG_ALTIVEC) += vecemu.o vector.o
obj-$(CONFIG_POWER4) += idle_power4.o
......@@ -34,6 +34,11 @@ obj-$(CONFIG_IBMEBUS) += ibmebus.o
obj-$(CONFIG_GENERIC_TBSYNC) += smp-tbsync.o
obj64-$(CONFIG_PPC_MULTIPLATFORM) += nvram_64.o
obj-$(CONFIG_CRASH_DUMP) += crash_dump.o
obj-$(CONFIG_6xx) += idle_6xx.o l2cr_6xx.o cpu_setup_6xx.o
obj-$(CONFIG_TAU) += tau_6xx.o
obj32-$(CONFIG_SOFTWARE_SUSPEND) += swsusp_32.o
obj32-$(CONFIG_MODULES) += module_32.o
obj-$(CONFIG_E500) += perfmon_fsl_booke.o
ifeq ($(CONFIG_PPC_MERGE),y)
......@@ -51,7 +56,6 @@ obj-$(CONFIG_PPC64) += misc_64.o dma_64.o iommu.o
obj-$(CONFIG_PPC_MULTIPLATFORM) += prom_init.o
obj-$(CONFIG_MODULES) += ppc_ksyms.o
obj-$(CONFIG_BOOTX_TEXT) += btext.o
obj-$(CONFIG_6xx) += idle_6xx.o
obj-$(CONFIG_SMP) += smp.o
obj-$(CONFIG_KPROBES) += kprobes.o
obj-$(CONFIG_PPC_UDBG_16550) += legacy_serial.o udbg_16550.o
......@@ -77,6 +81,7 @@ smpobj-$(CONFIG_SMP) += smp.o
endif
obj-$(CONFIG_PPC32) += $(obj32-y)
obj-$(CONFIG_PPC64) += $(obj64-y)
extra-$(CONFIG_PPC_FPU) += fpu.o
......
arch/powerpc/kernel/asm-offsets.c
View file @ 76babde1
......@@ -105,8 +105,6 @@ int main(void)
DEFINE(ICACHEL1LINESIZE, offsetof(struct ppc64_caches, iline_size));
DEFINE(ICACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_iline_size));
DEFINE(ICACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, ilines_per_page));
DEFINE(PLATFORM_LPAR, PLATFORM_LPAR);
/* paca */
DEFINE(PACA_SIZE, sizeof(struct paca_struct));
DEFINE(PACAPACAINDEX, offsetof(struct paca_struct, paca_index));
......
arch/powerpc/kernel/entry_32.S
View file @ 76babde1
......@@ -135,10 +135,10 @@ transfer_to_handler:
mfspr r11,SPRN_HID0
mtcr r11
BEGIN_FTR_SECTION
bt- 8,power_save_6xx_restore /* Check DOZE */
bt- 8,4f /* Check DOZE */
END_FTR_SECTION_IFSET(CPU_FTR_CAN_DOZE)
BEGIN_FTR_SECTION
bt- 9,power_save_6xx_restore /* Check NAP */
bt- 9,4f /* Check NAP */
END_FTR_SECTION_IFSET(CPU_FTR_CAN_NAP)
#endif /* CONFIG_6xx */
.globl transfer_to_handler_cont
......@@ -157,6 +157,10 @@ transfer_to_handler_cont:
SYNC
RFI /* jump to handler, enable MMU */
#ifdef CONFIG_6xx
4: b power_save_6xx_restore
#endif
/*
* On kernel stack overflow, load up an initial stack pointer
* and call StackOverflow(regs), which should not return.
......
arch/powerpc/kernel/entry_64.S
View file @ 76babde1
......@@ -617,6 +617,12 @@ _GLOBAL(enter_rtas)
mfsrr1 r10
std r10,_SRR1(r1)
/* Temporary workaround to clear CR until RTAS can be modified to
* ignore all bits.
*/
li r0,0
mtcr r0
/* There is no way it is acceptable to get here with interrupts enabled,
* check it with the asm equivalent of WARN_ON
*/
......
arch/powerpc/kernel/firmware.c
View file @ 76babde1
......@@ -14,7 +14,9 @@
*/
#include <linux/config.h>
#include <linux/module.h>
#include <asm/firmware.h>
unsigned long ppc64_firmware_features;
unsigned long powerpc_firmware_features;
EXPORT_SYMBOL_GPL(powerpc_firmware_features);
arch/powerpc/kernel/head_64.S
View file @ 76babde1
......@@ -1544,7 +1544,11 @@ _STATIC(__boot_from_prom)
mr r28,r6
mr r27,r7
/* Align the stack to 16-byte boundary for broken yaboot */
/*
* Align the stack to 16-byte boundary
* Depending on the size and layout of the ELF sections in the initial
* boot binary, the stack pointer will be unalignet on PowerMac
*/
rldicr r1,r1,0,59
/* Make sure we are running in 64 bits mode */
......@@ -1847,21 +1851,6 @@ _STATIC(start_here_multiplatform)
bl .__save_cpu_setup
sync
/* Setup a valid physical PACA pointer in SPRG3 for early_setup
* note that boot_cpuid can always be 0 nowadays since there is
* nowhere it can be initialized differently before we reach this
* code
*/
LOAD_REG_IMMEDIATE(r27, boot_cpuid)
add r27,r27,r26
lwz r27,0(r27)
LOAD_REG_IMMEDIATE(r24, paca) /* Get base vaddr of paca array */
mulli r13,r27,PACA_SIZE /* Calculate vaddr of right paca */
add r13,r13,r24 /* for this processor. */
add r13,r13,r26 /* convert to physical addr */
mtspr SPRN_SPRG3,r13
/* Do very early kernel initializations, including initial hash table,
* stab and slb setup before we turn on relocation. */
......@@ -1930,6 +1919,17 @@ _STATIC(start_here_common)
/* Not reached */
BUG_OPCODE
/* Put the paca pointer into r13 and SPRG3 */
_GLOBAL(setup_boot_paca)
LOAD_REG_IMMEDIATE(r3, boot_cpuid)
lwz r3,0(r3)
LOAD_REG_IMMEDIATE(r4, paca) /* Get base vaddr of paca array */
mulli r3,r3,PACA_SIZE /* Calculate vaddr of right paca */
add r13,r3,r4 /* for this processor. */
mtspr SPRN_SPRG3,r13
blr
/*
* We put a few things here that have to be page-aligned.
* This stuff goes at the beginning of the bss, which is page-aligned.
......
arch/powerpc/kernel/idle_64.c → arch/powerpc/kernel/idle.c
View file @ 76babde1
......@@ -2,13 +2,17 @@
* Idle daemon for PowerPC. Idle daemon will handle any action
* that needs to be taken when the system becomes idle.
*
* Originally Written by Cort Dougan (cort@cs.nmt.edu)
* Originally written by Cort Dougan (cort@cs.nmt.edu).
* Subsequent 32-bit hacking by Tom Rini, Armin Kuster,
* Paul Mackerras and others.
*
* iSeries supported added by Mike Corrigan <mikejc@us.ibm.com>
*
* Additional shared processor, SMT, and firmware support
* Copyright (c) 2003 Dave Engebretsen <engebret@us.ibm.com>
*
* 32-bit and 64-bit versions merged by Paul Mackerras <paulus@samba.org>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
......@@ -29,18 +33,43 @@
#include <asm/machdep.h>
#include <asm/smp.h>
extern void power4_idle(void);
#ifdef CONFIG_HOTPLUG_CPU
#define cpu_should_die() (cpu_is_offline(smp_processor_id()) && \
system_state == SYSTEM_RUNNING)
#else
#define cpu_should_die() 0
#endif
void default_idle(void)
/*
* The body of the idle task.
*/
void cpu_idle(void)
{
unsigned int cpu = smp_processor_id();
set_thread_flag(TIF_POLLING_NRFLAG);
if (ppc_md.idle_loop)
ppc_md.idle_loop(); /* doesn't return */
set_thread_flag(TIF_POLLING_NRFLAG);
while (1) {
if (!need_resched()) {
while (!need_resched() && !cpu_is_offline(cpu)) {
ppc64_runlatch_off();
ppc64_runlatch_off();
while (!need_resched() && !cpu_should_die()) {
if (ppc_md.power_save) {
clear_thread_flag(TIF_POLLING_NRFLAG);
/*
* smp_mb is so clearing of TIF_POLLING_NRFLAG
* is ordered w.r.t. need_resched() test.
*/
smp_mb();
local_irq_disable();
/* check again after disabling irqs */
if (!need_resched() && !cpu_should_die())
ppc_md.power_save();
local_irq_enable();
set_thread_flag(TIF_POLLING_NRFLAG);
} else {
/*
* Go into low thread priority and possibly
* low power mode.
......@@ -48,46 +77,18 @@ void default_idle(void)
HMT_low();
HMT_very_low();
}
HMT_medium();
}
HMT_medium();
ppc64_runlatch_on();
if (cpu_should_die())
cpu_die();
preempt_enable_no_resched();
schedule();
preempt_disable();
if (cpu_is_offline(cpu) && system_state == SYSTEM_RUNNING)
cpu_die();
}
}
void native_idle(void)
{
while (1) {
ppc64_runlatch_off();
if (!need_resched())
power4_idle();
if (need_resched()) {
ppc64_runlatch_on();
preempt_enable_no_resched();
schedule();
preempt_disable();
}
if (cpu_is_offline(smp_processor_id()) &&
system_state == SYSTEM_RUNNING)
cpu_die();
}
}
void cpu_idle(void)
{
BUG_ON(NULL == ppc_md.idle_loop);
ppc_md.idle_loop();
}
int powersave_nap;
#ifdef CONFIG_SYSCTL
......
arch/powerpc/kernel/idle_6xx.S
View file @ 76babde1
......@@ -87,19 +87,6 @@ END_FTR_SECTION_IFSET(CPU_FTR_CAN_NAP)
cmpwi 0,r3,0
beqlr
/* Clear MSR:EE */
mfmsr r7
rlwinm r0,r7,0,17,15
mtmsr r0
/* Check current_thread_info()->flags */
rlwinm r4,r1,0,0,18
lwz r4,TI_FLAGS(r4)
andi. r0,r4,_TIF_NEED_RESCHED
beq 1f
mtmsr r7 /* out of line this ? */
blr
1:
/* Some pre-nap cleanups needed on some CPUs */
andis. r0,r3,HID0_NAP@h
beq 2f
......@@ -157,7 +144,8 @@ BEGIN_FTR_SECTION
DSSALL
sync
END_FTR_SECTION_IFSET(CPU_FTR_ALTIVEC)
ori r7,r7,MSR_EE /* Could be ommited (already set) */
mfmsr r7
ori r7,r7,MSR_EE
oris r7,r7,MSR_POW@h
sync
isync
......@@ -220,8 +208,6 @@ _GLOBAL(nap_save_msscr0)
_GLOBAL(nap_save_hid1)
.space 4*NR_CPUS
_GLOBAL(powersave_nap)
.long 0
_GLOBAL(powersave_lowspeed)
.long 0
......
arch/powerpc/kernel/idle_power4.S
View file @ 76babde1
/*
* This file contains the power_save function for 6xx & 7xxx CPUs
* rewritten in assembler
*
* Warning ! This code assumes that if your machine has a 750fx
* it will have PLL 1 set to low speed mode (used during NAP/DOZE).
* if this is not the case some additional changes will have to
* be done to check a runtime var (a bit like powersave-nap)
* This file contains the power_save function for 970-family CPUs.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
......@@ -26,49 +20,23 @@
.text
/*
* Here is the power_save_6xx function. This could eventually be
* split into several functions & changing the function pointer
* depending on the various features.
*/
_GLOBAL(power4_idle)
BEGIN_FTR_SECTION
blr
END_FTR_SECTION_IFCLR(CPU_FTR_CAN_NAP)
/* We must dynamically check for the NAP feature as it
* can be cleared by CPU init after the fixups are done
*/
LOAD_REG_ADDRBASE(r3,cur_cpu_spec)
ld r4,ADDROFF(cur_cpu_spec)(r3)
ld r4,CPU_SPEC_FEATURES(r4)
andi. r0,r4,CPU_FTR_CAN_NAP
beqlr
/* Now check if user or arch enabled NAP mode */
LOAD_REG_ADDRBASE(r3,powersave_nap)
lwz r4,ADDROFF(powersave_nap)(r3)
cmpwi 0,r4,0
beqlr
/* Clear MSR:EE */
mfmsr r7
li r4,0
ori r4,r4,MSR_EE
andc r0,r7,r4
mtmsrd r0
/* Check current_thread_info()->flags */
clrrdi r4,r1,THREAD_SHIFT
ld r4,TI_FLAGS(r4)
andi. r0,r4,_TIF_NEED_RESCHED
beq 1f
mtmsrd r7 /* out of line this ? */
blr
1:
/* Go to NAP now */
BEGIN_FTR_SECTION
DSSALL
sync
END_FTR_SECTION_IFSET(CPU_FTR_ALTIVEC)
mfmsr r7
ori r7,r7,MSR_EE
oris r7,r7,MSR_POW@h
sync
isync
......
arch/powerpc/kernel/irq.c
View file @ 76babde1
......@@ -379,7 +379,7 @@ void irq_ctx_init(void)
struct thread_info *tp;
int i;
for_each_cpu(i) {
for_each_possible_cpu(i) {
memset((void *)softirq_ctx[i], 0, THREAD_SIZE);
tp = softirq_ctx[i];
tp->cpu = i;
......
arch/ppc/kernel/l2cr.S → arch/powerpc/kernel/l2cr_6xx.S
View file @ 76babde1
File moved
arch/powerpc/kernel/legacy_serial.c
View file @ 76babde1
......@@ -37,7 +37,7 @@ static int legacy_serial_console = -1;
static int __init add_legacy_port(struct device_node *np, int want_index,
int iotype, phys_addr_t base,
phys_addr_t taddr, unsigned long irq,
unsigned int flags)
upf_t flags)
{
u32 *clk, *spd, clock = BASE_BAUD * 16;
int index;
......@@ -113,7 +113,7 @@ static int __init add_legacy_soc_port(struct device_node *np,
{
phys_addr_t addr;
u32 *addrp;
unsigned int flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_SHARE_IRQ;
upf_t flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_SHARE_IRQ;
/* We only support ports that have a clock frequency properly
* encoded in the device-tree.
......@@ -236,6 +236,23 @@ static int __init add_legacy_pci_port(struct device_node *np,
}
#endif
static void __init setup_legacy_serial_console(int console)
{
struct legacy_serial_info *info =
&legacy_serial_infos[console];
void __iomem *addr;
if (info->taddr == 0)
return;
addr = ioremap(info->taddr, 0x1000);
if (addr == NULL)
return;
if (info->speed == 0)
info->speed = udbg_probe_uart_speed(addr, info->clock);
DBG("default console speed = %d\n", info->speed);
udbg_init_uart(addr, info->speed, info->clock);
}
/*
* This is called very early, as part of setup_system() or eventually
* setup_arch(), basically before anything else in this file. This function
......@@ -318,25 +335,8 @@ void __init find_legacy_serial_ports(void)
#endif
DBG("legacy_serial_console = %d\n", legacy_serial_console);
/* udbg is 64 bits only for now, that will change soon though ... */
while (legacy_serial_console >= 0) {
struct legacy_serial_info *info =
&legacy_serial_infos[legacy_serial_console];
void __iomem *addr;
if (info->taddr == 0)
break;
addr = ioremap(info->taddr, 0x1000);
if (addr == NULL)
break;
if (info->speed == 0)
info->speed = udbg_probe_uart_speed(addr, info->clock);
DBG("default console speed = %d\n", info->speed);
udbg_init_uart(addr, info->speed, info->clock);
break;
}
if (legacy_serial_console >= 0)
setup_legacy_serial_console(legacy_serial_console);
DBG(" <- find_legacy_serial_port()\n");
}
......
arch/powerpc/kernel/lparcfg.c
View file @ 76babde1
......@@ -56,7 +56,7 @@ static unsigned long get_purr(void)
unsigned long sum_purr = 0;
int cpu;
for_each_cpu(cpu) {
for_each_possible_cpu(cpu) {
sum_purr += lppaca[cpu].emulated_time_base;
#ifdef PURR_DEBUG
......@@ -222,7 +222,7 @@ static unsigned long get_purr(void)
int cpu;
struct cpu_usage *cu;
for_each_cpu(cpu) {
for_each_possible_cpu(cpu) {
cu = &per_cpu(cpu_usage_array, cpu);
sum_purr += cu->current_tb;
}
......
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