Merge branch 'for_rmk' of git://dev.omapzoom.org/pub/scm/santosh/kernel-omap4-base into devel
This commit is contained in:
Коммит
1ee73784b6
|
@ -846,10 +846,10 @@ source "kernel/time/Kconfig"
|
|||
|
||||
config SMP
|
||||
bool "Symmetric Multi-Processing (EXPERIMENTAL)"
|
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depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP)
|
||||
depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP ||ARCH_OMAP4)
|
||||
depends on GENERIC_CLOCKEVENTS
|
||||
select USE_GENERIC_SMP_HELPERS
|
||||
select HAVE_ARM_SCU if ARCH_REALVIEW
|
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select HAVE_ARM_SCU if (ARCH_REALVIEW || ARCH_OMAP4)
|
||||
help
|
||||
This enables support for systems with more than one CPU. If you have
|
||||
a system with only one CPU, like most personal computers, say N. If
|
||||
|
@ -917,9 +917,9 @@ config HOTPLUG_CPU
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|||
|
||||
config LOCAL_TIMERS
|
||||
bool "Use local timer interrupts"
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depends on SMP && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || REALVIEW_EB_A9MP)
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||||
depends on SMP && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || REALVIEW_EB_A9MP || ARCH_OMAP4)
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default y
|
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select HAVE_ARM_TWD if ARCH_REALVIEW
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select HAVE_ARM_TWD if (ARCH_REALVIEW || ARCH_OMAP4)
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help
|
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Enable support for local timers on SMP platforms, rather then the
|
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legacy IPI broadcast method. Local timers allows the system
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|
|
|
@ -1,7 +1,7 @@
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|||
#
|
||||
# Automatically generated make config: don't edit
|
||||
# Linux kernel version: 2.6.29
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||||
# Fri April 19 19:58:24 20089
|
||||
# Linux kernel version: 2.6.30-rc7
|
||||
# Tue Jun 9 12:36:23 2009
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||||
#
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||||
CONFIG_ARM=y
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||||
CONFIG_SYS_SUPPORTS_APM_EMULATION=y
|
||||
|
@ -9,17 +9,13 @@ CONFIG_GENERIC_GPIO=y
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|||
CONFIG_GENERIC_TIME=y
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||||
CONFIG_GENERIC_CLOCKEVENTS=y
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CONFIG_MMU=y
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||||
# CONFIG_NO_IOPORT is not set
|
||||
CONFIG_GENERIC_HARDIRQS=y
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||||
CONFIG_STACKTRACE_SUPPORT=y
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||||
CONFIG_HAVE_LATENCYTOP_SUPPORT=y
|
||||
CONFIG_LOCKDEP_SUPPORT=y
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||||
CONFIG_TRACE_IRQFLAGS_SUPPORT=y
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CONFIG_HARDIRQS_SW_RESEND=y
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||||
CONFIG_GENERIC_IRQ_PROBE=y
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CONFIG_RWSEM_GENERIC_SPINLOCK=y
|
||||
# CONFIG_ARCH_HAS_ILOG2_U32 is not set
|
||||
# CONFIG_ARCH_HAS_ILOG2_U64 is not set
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CONFIG_GENERIC_HWEIGHT=y
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CONFIG_GENERIC_CALIBRATE_DELAY=y
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CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
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|
@ -30,7 +26,7 @@ CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
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# General setup
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#
|
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CONFIG_EXPERIMENTAL=y
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CONFIG_BROKEN_ON_SMP=y
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CONFIG_LOCK_KERNEL=y
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CONFIG_INIT_ENV_ARG_LIMIT=32
|
||||
CONFIG_LOCALVERSION=""
|
||||
CONFIG_LOCALVERSION_AUTO=y
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|
@ -62,6 +58,9 @@ CONFIG_SYSFS_DEPRECATED_V2=y
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|||
# CONFIG_NAMESPACES is not set
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CONFIG_BLK_DEV_INITRD=y
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CONFIG_INITRAMFS_SOURCE=""
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CONFIG_RD_GZIP=y
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# CONFIG_RD_BZIP2 is not set
|
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# CONFIG_RD_LZMA is not set
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||||
CONFIG_CC_OPTIMIZE_FOR_SIZE=y
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CONFIG_SYSCTL=y
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CONFIG_ANON_INODES=y
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||||
|
@ -71,6 +70,7 @@ CONFIG_UID16=y
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|||
CONFIG_KALLSYMS=y
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||||
# CONFIG_KALLSYMS_ALL is not set
|
||||
# CONFIG_KALLSYMS_EXTRA_PASS is not set
|
||||
# CONFIG_STRIP_ASM_SYMS is not set
|
||||
CONFIG_HOTPLUG=y
|
||||
CONFIG_PRINTK=y
|
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CONFIG_BUG=y
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|
@ -84,16 +84,20 @@ CONFIG_EVENTFD=y
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|||
CONFIG_SHMEM=y
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CONFIG_AIO=y
|
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CONFIG_VM_EVENT_COUNTERS=y
|
||||
CONFIG_SLUB_DEBUG=y
|
||||
CONFIG_COMPAT_BRK=y
|
||||
# CONFIG_SLAB is not set
|
||||
# CONFIG_SLUB is not set
|
||||
CONFIG_SLUB=y
|
||||
# CONFIG_SLOB is not set
|
||||
# CONFIG_PROFILING is not set
|
||||
# CONFIG_MARKERS is not set
|
||||
CONFIG_HAVE_OPROFILE=y
|
||||
# CONFIG_KPROBES is not set
|
||||
CONFIG_HAVE_KPROBES=y
|
||||
CONFIG_HAVE_KRETPROBES=y
|
||||
CONFIG_USE_GENERIC_SMP_HELPERS=y
|
||||
CONFIG_HAVE_CLK=y
|
||||
# CONFIG_SLOW_WORK is not set
|
||||
CONFIG_HAVE_GENERIC_DMA_COHERENT=y
|
||||
CONFIG_SLABINFO=y
|
||||
CONFIG_RT_MUTEXES=y
|
||||
|
@ -104,9 +108,9 @@ CONFIG_MODULE_UNLOAD=y
|
|||
# CONFIG_MODULE_FORCE_UNLOAD is not set
|
||||
CONFIG_MODVERSIONS=y
|
||||
CONFIG_MODULE_SRCVERSION_ALL=y
|
||||
CONFIG_STOP_MACHINE=y
|
||||
CONFIG_BLOCK=y
|
||||
# CONFIG_LBD is not set
|
||||
# CONFIG_BLK_DEV_IO_TRACE is not set
|
||||
# CONFIG_BLK_DEV_BSG is not set
|
||||
# CONFIG_BLK_DEV_INTEGRITY is not set
|
||||
|
||||
|
@ -133,12 +137,13 @@ CONFIG_DEFAULT_IOSCHED="anticipatory"
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|||
# CONFIG_ARCH_VERSATILE is not set
|
||||
# CONFIG_ARCH_AT91 is not set
|
||||
# CONFIG_ARCH_CLPS711X is not set
|
||||
# CONFIG_ARCH_GEMINI is not set
|
||||
# CONFIG_ARCH_EBSA110 is not set
|
||||
# CONFIG_ARCH_EP93XX is not set
|
||||
# CONFIG_ARCH_FOOTBRIDGE is not set
|
||||
# CONFIG_ARCH_MXC is not set
|
||||
# CONFIG_ARCH_NETX is not set
|
||||
# CONFIG_ARCH_H720X is not set
|
||||
# CONFIG_ARCH_IMX is not set
|
||||
# CONFIG_ARCH_IOP13XX is not set
|
||||
# CONFIG_ARCH_IOP32X is not set
|
||||
# CONFIG_ARCH_IOP33X is not set
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|
@ -147,14 +152,16 @@ CONFIG_DEFAULT_IOSCHED="anticipatory"
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# CONFIG_ARCH_IXP4XX is not set
|
||||
# CONFIG_ARCH_L7200 is not set
|
||||
# CONFIG_ARCH_KIRKWOOD is not set
|
||||
# CONFIG_ARCH_KS8695 is not set
|
||||
# CONFIG_ARCH_NS9XXX is not set
|
||||
# CONFIG_ARCH_LOKI is not set
|
||||
# CONFIG_ARCH_MV78XX0 is not set
|
||||
# CONFIG_ARCH_MXC is not set
|
||||
# CONFIG_ARCH_ORION5X is not set
|
||||
# CONFIG_ARCH_MMP is not set
|
||||
# CONFIG_ARCH_KS8695 is not set
|
||||
# CONFIG_ARCH_NS9XXX is not set
|
||||
# CONFIG_ARCH_W90X900 is not set
|
||||
# CONFIG_ARCH_PNX4008 is not set
|
||||
# CONFIG_ARCH_PXA is not set
|
||||
# CONFIG_ARCH_MSM is not set
|
||||
# CONFIG_ARCH_RPC is not set
|
||||
# CONFIG_ARCH_SA1100 is not set
|
||||
# CONFIG_ARCH_S3C2410 is not set
|
||||
|
@ -163,8 +170,6 @@ CONFIG_DEFAULT_IOSCHED="anticipatory"
|
|||
# CONFIG_ARCH_LH7A40X is not set
|
||||
# CONFIG_ARCH_DAVINCI is not set
|
||||
CONFIG_ARCH_OMAP=y
|
||||
# CONFIG_ARCH_MSM is not set
|
||||
# CONFIG_ARCH_W90X900 is not set
|
||||
|
||||
#
|
||||
# TI OMAP Implementations
|
||||
|
@ -178,8 +183,6 @@ CONFIG_ARCH_OMAP4=y
|
|||
# OMAP Feature Selections
|
||||
#
|
||||
# CONFIG_OMAP_RESET_CLOCKS is not set
|
||||
# CONFIG_OMAP_COMPONENT_VERSION is not set
|
||||
# CONFIG_OMAP_GPIO_SWITCH is not set
|
||||
# CONFIG_OMAP_MUX is not set
|
||||
# CONFIG_OMAP_MCBSP is not set
|
||||
# CONFIG_OMAP_MBOX_FWK is not set
|
||||
|
@ -191,8 +194,6 @@ CONFIG_OMAP_LL_DEBUG_UART1=y
|
|||
# CONFIG_OMAP_LL_DEBUG_UART2 is not set
|
||||
# CONFIG_OMAP_LL_DEBUG_UART3 is not set
|
||||
|
||||
|
||||
|
||||
#
|
||||
# OMAP Board Type
|
||||
#
|
||||
|
@ -224,7 +225,9 @@ CONFIG_CPU_CP15_MMU=y
|
|||
CONFIG_CPU_DCACHE_DISABLE=y
|
||||
# CONFIG_CPU_BPREDICT_DISABLE is not set
|
||||
CONFIG_HAS_TLS_REG=y
|
||||
# CONFIG_OUTER_CACHE is not set
|
||||
# CONFIG_ARM_ERRATA_430973 is not set
|
||||
# CONFIG_ARM_ERRATA_458693 is not set
|
||||
# CONFIG_ARM_ERRATA_460075 is not set
|
||||
CONFIG_ARM_GIC=y
|
||||
|
||||
#
|
||||
|
@ -240,17 +243,23 @@ CONFIG_ARM_GIC=y
|
|||
# CONFIG_NO_HZ is not set
|
||||
# CONFIG_HIGH_RES_TIMERS is not set
|
||||
CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
|
||||
CONFIG_SMP=y
|
||||
CONFIG_HAVE_ARM_SCU=y
|
||||
CONFIG_HAVE_ARM_TWD=y
|
||||
CONFIG_VMSPLIT_3G=y
|
||||
# CONFIG_VMSPLIT_2G is not set
|
||||
# CONFIG_VMSPLIT_1G is not set
|
||||
CONFIG_PAGE_OFFSET=0xC0000000
|
||||
CONFIG_NR_CPUS=2
|
||||
# CONFIG_HOTPLUG_CPU is not set
|
||||
CONFIG_LOCAL_TIMERS=y
|
||||
# CONFIG_PREEMPT is not set
|
||||
CONFIG_HZ=128
|
||||
CONFIG_AEABI=y
|
||||
# CONFIG_OABI_COMPAT is not set
|
||||
CONFIG_ARCH_FLATMEM_HAS_HOLES=y
|
||||
# CONFIG_ARCH_SPARSEMEM_DEFAULT is not set
|
||||
# CONFIG_ARCH_SELECT_MEMORY_MODEL is not set
|
||||
# CONFIG_HIGHMEM is not set
|
||||
CONFIG_SELECT_MEMORY_MODEL=y
|
||||
CONFIG_FLATMEM_MANUAL=y
|
||||
# CONFIG_DISCONTIGMEM_MANUAL is not set
|
||||
|
@ -263,6 +272,7 @@ CONFIG_SPLIT_PTLOCK_CPUS=4
|
|||
CONFIG_ZONE_DMA_FLAG=0
|
||||
CONFIG_VIRT_TO_BUS=y
|
||||
# CONFIG_UNEVICTABLE_LRU is not set
|
||||
CONFIG_HAVE_MLOCK=y
|
||||
# CONFIG_LEDS is not set
|
||||
CONFIG_ALIGNMENT_TRAP=y
|
||||
|
||||
|
@ -288,9 +298,6 @@ CONFIG_CMDLINE="root=/dev/ram0 rw mem=128M console=ttyS0,115200n8 initrd=0x81600
|
|||
#
|
||||
# At least one emulation must be selected
|
||||
#
|
||||
CONFIG_FPE_NWFPE=y
|
||||
# CONFIG_FPE_NWFPE_XP is not set
|
||||
# CONFIG_FPE_FASTFPE is not set
|
||||
CONFIG_VFP=y
|
||||
CONFIG_VFPv3=y
|
||||
# CONFIG_NEON is not set
|
||||
|
@ -299,7 +306,6 @@ CONFIG_VFPv3=y
|
|||
# Userspace binary formats
|
||||
#
|
||||
CONFIG_BINFMT_ELF=y
|
||||
# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
|
||||
CONFIG_HAVE_AOUT=y
|
||||
# CONFIG_BINFMT_AOUT is not set
|
||||
CONFIG_BINFMT_MISC=y
|
||||
|
@ -415,6 +421,7 @@ CONFIG_UNIX98_PTYS=y
|
|||
# CONFIG_LEGACY_PTYS is not set
|
||||
# CONFIG_IPMI_HANDLER is not set
|
||||
CONFIG_HW_RANDOM=y
|
||||
# CONFIG_HW_RANDOM_TIMERIOMEM is not set
|
||||
# CONFIG_R3964 is not set
|
||||
# CONFIG_RAW_DRIVER is not set
|
||||
# CONFIG_TCG_TPM is not set
|
||||
|
@ -509,15 +516,11 @@ CONFIG_DUMMY_CONSOLE=y
|
|||
CONFIG_RTC_LIB=y
|
||||
# CONFIG_RTC_CLASS is not set
|
||||
# CONFIG_DMADEVICES is not set
|
||||
# CONFIG_AUXDISPLAY is not set
|
||||
# CONFIG_REGULATOR is not set
|
||||
# CONFIG_UIO is not set
|
||||
# CONFIG_STAGING is not set
|
||||
|
||||
#
|
||||
# CBUS support
|
||||
#
|
||||
# CONFIG_CBUS is not set
|
||||
|
||||
#
|
||||
# File systems
|
||||
#
|
||||
|
@ -525,6 +528,7 @@ CONFIG_EXT2_FS=y
|
|||
# CONFIG_EXT2_FS_XATTR is not set
|
||||
# CONFIG_EXT2_FS_XIP is not set
|
||||
CONFIG_EXT3_FS=y
|
||||
# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set
|
||||
# CONFIG_EXT3_FS_XATTR is not set
|
||||
# CONFIG_EXT4_FS is not set
|
||||
CONFIG_JBD=y
|
||||
|
@ -547,6 +551,11 @@ CONFIG_QUOTACTL=y
|
|||
# CONFIG_AUTOFS4_FS is not set
|
||||
# CONFIG_FUSE_FS is not set
|
||||
|
||||
#
|
||||
# Caches
|
||||
#
|
||||
# CONFIG_FSCACHE is not set
|
||||
|
||||
#
|
||||
# CD-ROM/DVD Filesystems
|
||||
#
|
||||
|
@ -568,6 +577,7 @@ CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
|
|||
#
|
||||
CONFIG_PROC_FS=y
|
||||
CONFIG_PROC_SYSCTL=y
|
||||
CONFIG_PROC_PAGE_MONITOR=y
|
||||
CONFIG_SYSFS=y
|
||||
CONFIG_TMPFS=y
|
||||
# CONFIG_TMPFS_POSIX_ACL is not set
|
||||
|
@ -591,6 +601,7 @@ CONFIG_MISC_FILESYSTEMS=y
|
|||
# CONFIG_ROMFS_FS is not set
|
||||
# CONFIG_SYSV_FS is not set
|
||||
# CONFIG_UFS_FS is not set
|
||||
# CONFIG_NILFS2_FS is not set
|
||||
|
||||
#
|
||||
# Partition Types
|
||||
|
@ -666,11 +677,37 @@ CONFIG_MAGIC_SYSRQ=y
|
|||
# CONFIG_DEBUG_FS is not set
|
||||
# CONFIG_HEADERS_CHECK is not set
|
||||
CONFIG_DEBUG_KERNEL=y
|
||||
# CONFIG_DEBUG_SHIRQ is not set
|
||||
CONFIG_DETECT_SOFTLOCKUP=y
|
||||
# CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set
|
||||
CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0
|
||||
CONFIG_DETECT_HUNG_TASK=y
|
||||
# CONFIG_BOOTPARAM_HUNG_TASK_PANIC is not set
|
||||
CONFIG_BOOTPARAM_HUNG_TASK_PANIC_VALUE=0
|
||||
CONFIG_SCHED_DEBUG=y
|
||||
# CONFIG_SCHEDSTATS is not set
|
||||
# CONFIG_TIMER_STATS is not set
|
||||
# CONFIG_DEBUG_OBJECTS is not set
|
||||
# CONFIG_SLUB_DEBUG_ON is not set
|
||||
# CONFIG_SLUB_STATS is not set
|
||||
# CONFIG_DEBUG_RT_MUTEXES is not set
|
||||
# CONFIG_RT_MUTEX_TESTER is not set
|
||||
# CONFIG_DEBUG_SPINLOCK is not set
|
||||
# CONFIG_DEBUG_MUTEXES is not set
|
||||
# CONFIG_DEBUG_LOCK_ALLOC is not set
|
||||
# CONFIG_PROVE_LOCKING is not set
|
||||
# CONFIG_LOCK_STAT is not set
|
||||
# CONFIG_DEBUG_SPINLOCK_SLEEP is not set
|
||||
# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
|
||||
# CONFIG_DEBUG_KOBJECT is not set
|
||||
# CONFIG_DEBUG_BUGVERBOSE is not set
|
||||
CONFIG_DEBUG_INFO=y
|
||||
# CONFIG_DEBUG_VM is not set
|
||||
# CONFIG_DEBUG_WRITECOUNT is not set
|
||||
# CONFIG_DEBUG_MEMORY_INIT is not set
|
||||
# CONFIG_DEBUG_LIST is not set
|
||||
# CONFIG_DEBUG_SG is not set
|
||||
# CONFIG_DEBUG_NOTIFIERS is not set
|
||||
CONFIG_FRAME_POINTER=y
|
||||
# CONFIG_BOOT_PRINTK_DELAY is not set
|
||||
# CONFIG_RCU_TORTURE_TEST is not set
|
||||
|
@ -678,8 +715,9 @@ CONFIG_FRAME_POINTER=y
|
|||
# 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_PAGE_POISONING is not set
|
||||
CONFIG_HAVE_FUNCTION_TRACER=y
|
||||
CONFIG_TRACING_SUPPORT=y
|
||||
|
||||
#
|
||||
# Tracers
|
||||
|
@ -688,17 +726,21 @@ CONFIG_HAVE_FUNCTION_TRACER=y
|
|||
# CONFIG_IRQSOFF_TRACER is not set
|
||||
# CONFIG_SCHED_TRACER is not set
|
||||
# CONFIG_CONTEXT_SWITCH_TRACER is not set
|
||||
# CONFIG_EVENT_TRACER is not set
|
||||
# CONFIG_BOOT_TRACER is not set
|
||||
# CONFIG_TRACE_BRANCH_PROFILING is not set
|
||||
# CONFIG_STACK_TRACER is not set
|
||||
# CONFIG_DYNAMIC_PRINTK_DEBUG is not set
|
||||
# CONFIG_KMEMTRACE is not set
|
||||
# CONFIG_WORKQUEUE_TRACER is not set
|
||||
# CONFIG_BLK_DEV_IO_TRACE is not set
|
||||
# CONFIG_SAMPLES is not set
|
||||
CONFIG_HAVE_ARCH_KGDB=y
|
||||
# CONFIG_KGDB is not set
|
||||
# CONFIG_ARM_UNWIND is not set
|
||||
# CONFIG_DEBUG_USER is not set
|
||||
# CONFIG_DEBUG_ERRORS is not set
|
||||
# CONFIG_DEBUG_STACK_USAGE is not set
|
||||
# CONFIG_DEBUG_ICEDCC is not set
|
||||
# CONFIG_DEBUG_LL is not set
|
||||
|
||||
#
|
||||
# Security options
|
||||
|
@ -712,11 +754,21 @@ CONFIG_CRYPTO=y
|
|||
#
|
||||
# Crypto core or helper
|
||||
#
|
||||
# CONFIG_CRYPTO_FIPS is not set
|
||||
CONFIG_CRYPTO_ALGAPI=y
|
||||
CONFIG_CRYPTO_ALGAPI2=y
|
||||
CONFIG_CRYPTO_AEAD2=y
|
||||
CONFIG_CRYPTO_BLKCIPHER=y
|
||||
CONFIG_CRYPTO_BLKCIPHER2=y
|
||||
CONFIG_CRYPTO_HASH=y
|
||||
CONFIG_CRYPTO_HASH2=y
|
||||
CONFIG_CRYPTO_RNG2=y
|
||||
CONFIG_CRYPTO_PCOMP=y
|
||||
CONFIG_CRYPTO_MANAGER=y
|
||||
CONFIG_CRYPTO_MANAGER2=y
|
||||
# CONFIG_CRYPTO_GF128MUL is not set
|
||||
# CONFIG_CRYPTO_NULL is not set
|
||||
CONFIG_CRYPTO_WORKQUEUE=y
|
||||
# CONFIG_CRYPTO_CRYPTD is not set
|
||||
# CONFIG_CRYPTO_AUTHENC is not set
|
||||
# CONFIG_CRYPTO_TEST is not set
|
||||
|
@ -785,8 +837,15 @@ CONFIG_CRYPTO_DES=y
|
|||
# Compression
|
||||
#
|
||||
# CONFIG_CRYPTO_DEFLATE is not set
|
||||
# CONFIG_CRYPTO_ZLIB is not set
|
||||
# CONFIG_CRYPTO_LZO is not set
|
||||
|
||||
#
|
||||
# Random Number Generation
|
||||
#
|
||||
# CONFIG_CRYPTO_ANSI_CPRNG is not set
|
||||
CONFIG_CRYPTO_HW=y
|
||||
# CONFIG_BINARY_PRINTF is not set
|
||||
|
||||
#
|
||||
# Library routines
|
||||
|
@ -800,7 +859,8 @@ CONFIG_CRC_T10DIF=y
|
|||
CONFIG_CRC32=y
|
||||
# CONFIG_CRC7 is not set
|
||||
CONFIG_LIBCRC32C=y
|
||||
CONFIG_PLIST=y
|
||||
CONFIG_ZLIB_INFLATE=y
|
||||
CONFIG_DECOMPRESS_GZIP=y
|
||||
CONFIG_HAS_IOMEM=y
|
||||
CONFIG_HAS_IOPORT=y
|
||||
CONFIG_HAS_DMA=y
|
||||
|
|
|
@ -14,6 +14,10 @@ obj-$(CONFIG_ARCH_OMAP3) += $(omap-2-3-common) $(prcm-common) $(clock-common)
|
|||
|
||||
obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o
|
||||
|
||||
# SMP support ONLY available for OMAP4
|
||||
obj-$(CONFIG_SMP) += omap-smp.o omap-headsmp.o
|
||||
obj-$(CONFIG_LOCAL_TIMERS) += timer-mpu.o
|
||||
|
||||
# Functions loaded to SRAM
|
||||
obj-$(CONFIG_ARCH_OMAP2420) += sram242x.o
|
||||
obj-$(CONFIG_ARCH_OMAP2430) += sram243x.o
|
||||
|
|
|
@ -0,0 +1,46 @@
|
|||
/*
|
||||
* Secondary CPU startup routine source file.
|
||||
*
|
||||
* Copyright (C) 2009 Texas Instruments, Inc.
|
||||
*
|
||||
* Author:
|
||||
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
||||
*
|
||||
* Interface functions needed for the SMP. This file is based on arm
|
||||
* realview smp platform.
|
||||
* Copyright (c) 2003 ARM Limited.
|
||||
*
|
||||
* 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/linkage.h>
|
||||
#include <linux/init.h>
|
||||
|
||||
/* Physical address needed since MMU not enabled yet on secondary core */
|
||||
#define OMAP4_AUX_CORE_BOOT1_PA 0x48281804
|
||||
|
||||
__INIT
|
||||
|
||||
/*
|
||||
* OMAP4 specific entry point for secondary CPU to jump from ROM
|
||||
* code. This routine also provides a holding flag into which
|
||||
* secondary core is held until we're ready for it to initialise.
|
||||
* The primary core will update the this flag using a hardware
|
||||
* register AuxCoreBoot1.
|
||||
*/
|
||||
ENTRY(omap_secondary_startup)
|
||||
mrc p15, 0, r0, c0, c0, 5
|
||||
and r0, r0, #0x0f
|
||||
hold: ldr r1, =OMAP4_AUX_CORE_BOOT1_PA @ read from AuxCoreBoot1
|
||||
ldr r2, [r1]
|
||||
cmp r2, r0
|
||||
bne hold
|
||||
|
||||
/*
|
||||
* we've been released from the cpu_release,secondary_stack
|
||||
* should now contain the SVC stack for this core
|
||||
*/
|
||||
b secondary_startup
|
||||
|
|
@ -0,0 +1,178 @@
|
|||
/*
|
||||
* OMAP4 SMP source file. It contains platform specific fucntions
|
||||
* needed for the linux smp kernel.
|
||||
*
|
||||
* Copyright (C) 2009 Texas Instruments, Inc.
|
||||
*
|
||||
* Author:
|
||||
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
||||
*
|
||||
* Platform file needed for the OMAP4 SMP. This file is based on arm
|
||||
* realview smp platform.
|
||||
* * Copyright (c) 2002 ARM Limited.
|
||||
*
|
||||
* 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/init.h>
|
||||
#include <linux/device.h>
|
||||
#include <linux/jiffies.h>
|
||||
#include <linux/smp.h>
|
||||
#include <linux/io.h>
|
||||
|
||||
#include <asm/localtimer.h>
|
||||
#include <asm/smp_scu.h>
|
||||
#include <mach/hardware.h>
|
||||
|
||||
/* Registers used for communicating startup information */
|
||||
#define OMAP4_AUXCOREBOOT_REG0 (OMAP44XX_VA_WKUPGEN_BASE + 0x800)
|
||||
#define OMAP4_AUXCOREBOOT_REG1 (OMAP44XX_VA_WKUPGEN_BASE + 0x804)
|
||||
|
||||
/* SCU base address */
|
||||
static void __iomem *scu_base = OMAP44XX_VA_SCU_BASE;
|
||||
|
||||
/*
|
||||
* Use SCU config register to count number of cores
|
||||
*/
|
||||
static inline unsigned int get_core_count(void)
|
||||
{
|
||||
if (scu_base)
|
||||
return scu_get_core_count(scu_base);
|
||||
return 1;
|
||||
}
|
||||
|
||||
static DEFINE_SPINLOCK(boot_lock);
|
||||
|
||||
void __cpuinit platform_secondary_init(unsigned int cpu)
|
||||
{
|
||||
trace_hardirqs_off();
|
||||
|
||||
/*
|
||||
* If any interrupts are already enabled for the primary
|
||||
* core (e.g. timer irq), then they will not have been enabled
|
||||
* for us: do so
|
||||
*/
|
||||
|
||||
gic_cpu_init(0, IO_ADDRESS(OMAP44XX_GIC_CPU_BASE));
|
||||
|
||||
/*
|
||||
* Synchronise with the boot thread.
|
||||
*/
|
||||
spin_lock(&boot_lock);
|
||||
spin_unlock(&boot_lock);
|
||||
}
|
||||
|
||||
int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle)
|
||||
{
|
||||
unsigned long timeout;
|
||||
|
||||
/*
|
||||
* Set synchronisation state between this boot processor
|
||||
* and the secondary one
|
||||
*/
|
||||
spin_lock(&boot_lock);
|
||||
|
||||
/*
|
||||
* Update the AuxCoreBoot1 with boot state for secondary core.
|
||||
* omap_secondary_startup() routine will hold the secondary core till
|
||||
* the AuxCoreBoot1 register is updated with cpu state
|
||||
* A barrier is added to ensure that write buffer is drained
|
||||
*/
|
||||
__raw_writel(cpu, OMAP4_AUXCOREBOOT_REG1);
|
||||
smp_wmb();
|
||||
|
||||
timeout = jiffies + (1 * HZ);
|
||||
while (time_before(jiffies, timeout))
|
||||
;
|
||||
|
||||
/*
|
||||
* Now the secondary core is starting up let it run its
|
||||
* calibrations, then wait for it to finish
|
||||
*/
|
||||
spin_unlock(&boot_lock);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void __init wakeup_secondary(void)
|
||||
{
|
||||
/*
|
||||
* Write the address of secondary startup routine into the
|
||||
* AuxCoreBoot0 where ROM code will jump and start executing
|
||||
* on secondary core once out of WFE
|
||||
* A barrier is added to ensure that write buffer is drained
|
||||
*/
|
||||
__raw_writel(virt_to_phys(omap_secondary_startup), \
|
||||
OMAP4_AUXCOREBOOT_REG0);
|
||||
smp_wmb();
|
||||
|
||||
/*
|
||||
* Send a 'sev' to wake the secondary core from WFE.
|
||||
*/
|
||||
set_event();
|
||||
mb();
|
||||
}
|
||||
|
||||
/*
|
||||
* Initialise the CPU possible map early - this describes the CPUs
|
||||
* which may be present or become present in the system.
|
||||
*/
|
||||
void __init smp_init_cpus(void)
|
||||
{
|
||||
unsigned int i, ncores = get_core_count();
|
||||
|
||||
for (i = 0; i < ncores; i++)
|
||||
set_cpu_possible(i, true);
|
||||
}
|
||||
|
||||
void __init smp_prepare_cpus(unsigned int max_cpus)
|
||||
{
|
||||
unsigned int ncores = get_core_count();
|
||||
unsigned int cpu = smp_processor_id();
|
||||
int i;
|
||||
|
||||
/* sanity check */
|
||||
if (ncores == 0) {
|
||||
printk(KERN_ERR
|
||||
"OMAP4: strange core count of 0? Default to 1\n");
|
||||
ncores = 1;
|
||||
}
|
||||
|
||||
if (ncores > NR_CPUS) {
|
||||
printk(KERN_WARNING
|
||||
"OMAP4: no. of cores (%d) greater than configured "
|
||||
"maximum of %d - clipping\n",
|
||||
ncores, NR_CPUS);
|
||||
ncores = NR_CPUS;
|
||||
}
|
||||
smp_store_cpu_info(cpu);
|
||||
|
||||
/*
|
||||
* are we trying to boot more cores than exist?
|
||||
*/
|
||||
if (max_cpus > ncores)
|
||||
max_cpus = ncores;
|
||||
|
||||
/*
|
||||
* Initialise the present map, which describes the set of CPUs
|
||||
* actually populated at the present time.
|
||||
*/
|
||||
for (i = 0; i < max_cpus; i++)
|
||||
set_cpu_present(i, true);
|
||||
|
||||
if (max_cpus > 1) {
|
||||
/*
|
||||
* Enable the local timer or broadcast device for the
|
||||
* boot CPU, but only if we have more than one CPU.
|
||||
*/
|
||||
percpu_timer_setup();
|
||||
|
||||
/*
|
||||
* Initialise the SCU and wake up the secondary core using
|
||||
* wakeup_secondary().
|
||||
*/
|
||||
scu_enable(scu_base);
|
||||
wakeup_secondary();
|
||||
}
|
||||
}
|
|
@ -38,6 +38,7 @@
|
|||
|
||||
#include <asm/mach/time.h>
|
||||
#include <mach/dmtimer.h>
|
||||
#include <asm/localtimer.h>
|
||||
|
||||
/* MAX_GPTIMER_ID: number of GPTIMERs on the chip */
|
||||
#define MAX_GPTIMER_ID 12
|
||||
|
@ -229,6 +230,9 @@ static void __init omap2_gp_clocksource_init(void)
|
|||
|
||||
static void __init omap2_gp_timer_init(void)
|
||||
{
|
||||
#ifdef CONFIG_LOCAL_TIMERS
|
||||
twd_base = IO_ADDRESS(OMAP44XX_LOCAL_TWD_BASE);
|
||||
#endif
|
||||
omap_dm_timer_init();
|
||||
|
||||
omap2_gp_clockevent_init();
|
||||
|
|
|
@ -0,0 +1,34 @@
|
|||
/*
|
||||
* The MPU local timer source file. In OMAP4, both cortex-a9 cores have
|
||||
* own timer in it's MPU domain. These timers will be driving the
|
||||
* linux kernel SMP tick framework when active. These timers are not
|
||||
* part of the wake up domain.
|
||||
*
|
||||
* Copyright (C) 2009 Texas Instruments, Inc.
|
||||
*
|
||||
* Author:
|
||||
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
||||
*
|
||||
* This file is based on arm realview smp platform file.
|
||||
* Copyright (C) 2002 ARM Ltd.
|
||||
*
|
||||
* 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/init.h>
|
||||
#include <linux/smp.h>
|
||||
#include <linux/clockchips.h>
|
||||
#include <asm/irq.h>
|
||||
#include <asm/smp_twd.h>
|
||||
#include <asm/localtimer.h>
|
||||
|
||||
/*
|
||||
* Setup the local clock events for a CPU.
|
||||
*/
|
||||
void __cpuinit local_timer_setup(struct clock_event_device *evt)
|
||||
{
|
||||
evt->irq = INT_44XX_LOCALTIMER_IRQ;
|
||||
twd_timer_setup(evt);
|
||||
}
|
||||
|
|
@ -136,6 +136,34 @@
|
|||
cmpne \irqnr, \tmp
|
||||
cmpcs \irqnr, \irqnr
|
||||
.endm
|
||||
|
||||
/* We assume that irqstat (the raw value of the IRQ acknowledge
|
||||
* register) is preserved from the macro above.
|
||||
* If there is an IPI, we immediately signal end of interrupt
|
||||
* on the controller, since this requires the original irqstat
|
||||
* value which we won't easily be able to recreate later.
|
||||
*/
|
||||
|
||||
.macro test_for_ipi, irqnr, irqstat, base, tmp
|
||||
bic \irqnr, \irqstat, #0x1c00
|
||||
cmp \irqnr, #16
|
||||
it cc
|
||||
strcc \irqstat, [\base, #GIC_CPU_EOI]
|
||||
it cs
|
||||
cmpcs \irqnr, \irqnr
|
||||
.endm
|
||||
|
||||
/* As above, this assumes that irqstat and base are preserved */
|
||||
|
||||
.macro test_for_ltirq, irqnr, irqstat, base, tmp
|
||||
bic \irqnr, \irqstat, #0x1c00
|
||||
mov \tmp, #0
|
||||
cmp \irqnr, #29
|
||||
itt eq
|
||||
moveq \tmp, #1
|
||||
streq \irqstat, [\base, #GIC_CPU_EOI]
|
||||
cmp \tmp, #0
|
||||
.endm
|
||||
#endif
|
||||
|
||||
.macro irq_prio_table
|
||||
|
|
|
@ -427,6 +427,8 @@
|
|||
|
||||
|
||||
#define IRQ_GIC_START 32
|
||||
#define INT_44XX_LOCALTIMER_IRQ 29
|
||||
#define INT_44XX_LOCALWDT_IRQ 30
|
||||
|
||||
#define INT_44XX_BENCH_MPU_EMUL (3 + IRQ_GIC_START)
|
||||
#define INT_44XX_SSM_ABORT_IRQ (6 + IRQ_GIC_START)
|
||||
|
|
|
@ -0,0 +1,51 @@
|
|||
/*
|
||||
* OMAP4 machine specific smp.h
|
||||
*
|
||||
* Copyright (C) 2009 Texas Instruments, Inc.
|
||||
*
|
||||
* Author:
|
||||
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
||||
*
|
||||
* Interface functions needed for the SMP. This file is based on arm
|
||||
* realview smp platform.
|
||||
* Copyright (c) 2003 ARM Limited.
|
||||
*
|
||||
* 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 OMAP_ARCH_SMP_H
|
||||
#define OMAP_ARCH_SMP_H
|
||||
|
||||
#include <asm/hardware/gic.h>
|
||||
|
||||
/*
|
||||
* set_event() is used to wake up secondary core from wfe using sev. ROM
|
||||
* code puts the second core into wfe(standby).
|
||||
*
|
||||
*/
|
||||
#define set_event() __asm__ __volatile__ ("sev" : : : "memory")
|
||||
|
||||
/* Needed for secondary core boot */
|
||||
extern void omap_secondary_startup(void);
|
||||
|
||||
/*
|
||||
* We use Soft IRQ1 as the IPI
|
||||
*/
|
||||
static inline void smp_cross_call(const struct cpumask *mask)
|
||||
{
|
||||
gic_raise_softirq(mask, 1);
|
||||
}
|
||||
|
||||
/*
|
||||
* Read MPIDR: Multiprocessor affinity register
|
||||
*/
|
||||
#define hard_smp_processor_id() \
|
||||
({ \
|
||||
unsigned int cpunum; \
|
||||
__asm__("mrc p15, 0, %0, c0, c0, 5" \
|
||||
: "=r" (cpunum)); \
|
||||
cpunum &= 0x0F; \
|
||||
})
|
||||
|
||||
#endif
|
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