Merge branch 'x86-platform-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-platform-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (27 commits) x86: Clean up apic.c and apic.h x86: Remove superflous goal definition of tsc_sync x86: dt: Correct local apic documentation in device tree bindings x86: dt: Cleanup local apic setup x86: dt: Fix OLPC=y/INTEL_CE=n build rtc: cmos: Add OF bindings x86: ce4100: Use OF to setup devices x86: ioapic: Add OF bindings for IO_APIC x86: dtb: Add generic bus probe x86: dtb: Add support for PCI devices backed by dtb nodes x86: dtb: Add device tree support for HPET x86: dtb: Add early parsing of IO_APIC x86: dtb: Add irq domain abstraction x86: dtb: Add a device tree for CE4100 x86: Add device tree support x86: e820: Remove conditional early mapping in parse_e820_ext x86: OLPC: Make OLPC=n build again x86: OLPC: Remove extra OLPC_OPENFIRMWARE_DT indirection x86: OLPC: Cleanup config maze completely x86: OLPC: Hide OLPC_OPENFIRMWARE config switch ... Fix up conflicts in arch/x86/platform/ce4100/ce4100.c
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@@ -93,7 +93,7 @@ DEFINE_EARLY_PER_CPU(int, x86_cpu_to_logical_apicid, BAD_APICID);
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*
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* +1=force-enable
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*/
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static int force_enable_local_apic;
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static int force_enable_local_apic __initdata;
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/*
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* APIC command line parameters
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*/
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@@ -163,7 +163,7 @@ early_param("nox2apic", setup_nox2apic);
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unsigned long mp_lapic_addr;
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int disable_apic;
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/* Disable local APIC timer from the kernel commandline or via dmi quirk */
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static int disable_apic_timer __cpuinitdata;
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static int disable_apic_timer __initdata;
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/* Local APIC timer works in C2 */
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int local_apic_timer_c2_ok;
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EXPORT_SYMBOL_GPL(local_apic_timer_c2_ok);
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@@ -187,29 +187,8 @@ static struct resource lapic_resource = {
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static unsigned int calibration_result;
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static int lapic_next_event(unsigned long delta,
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struct clock_event_device *evt);
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static void lapic_timer_setup(enum clock_event_mode mode,
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struct clock_event_device *evt);
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static void lapic_timer_broadcast(const struct cpumask *mask);
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static void apic_pm_activate(void);
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/*
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* The local apic timer can be used for any function which is CPU local.
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*/
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static struct clock_event_device lapic_clockevent = {
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.name = "lapic",
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.features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT
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| CLOCK_EVT_FEAT_C3STOP | CLOCK_EVT_FEAT_DUMMY,
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.shift = 32,
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.set_mode = lapic_timer_setup,
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.set_next_event = lapic_next_event,
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.broadcast = lapic_timer_broadcast,
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.rating = 100,
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.irq = -1,
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};
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static DEFINE_PER_CPU(struct clock_event_device, lapic_events);
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static unsigned long apic_phys;
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/*
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@@ -248,7 +227,7 @@ static int modern_apic(void)
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* right after this call apic become NOOP driven
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* so apic->write/read doesn't do anything
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*/
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void apic_disable(void)
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static void __init apic_disable(void)
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{
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pr_info("APIC: switched to apic NOOP\n");
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apic = &apic_noop;
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@@ -292,23 +271,6 @@ u64 native_apic_icr_read(void)
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return icr1 | ((u64)icr2 << 32);
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}
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/**
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* enable_NMI_through_LVT0 - enable NMI through local vector table 0
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*/
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void __cpuinit enable_NMI_through_LVT0(void)
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{
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unsigned int v;
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/* unmask and set to NMI */
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v = APIC_DM_NMI;
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/* Level triggered for 82489DX (32bit mode) */
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if (!lapic_is_integrated())
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v |= APIC_LVT_LEVEL_TRIGGER;
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apic_write(APIC_LVT0, v);
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}
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#ifdef CONFIG_X86_32
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/**
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* get_physical_broadcast - Get number of physical broadcast IDs
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@@ -518,6 +480,23 @@ static void lapic_timer_broadcast(const struct cpumask *mask)
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#endif
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}
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/*
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* The local apic timer can be used for any function which is CPU local.
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*/
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static struct clock_event_device lapic_clockevent = {
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.name = "lapic",
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.features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT
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| CLOCK_EVT_FEAT_C3STOP | CLOCK_EVT_FEAT_DUMMY,
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.shift = 32,
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.set_mode = lapic_timer_setup,
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.set_next_event = lapic_next_event,
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.broadcast = lapic_timer_broadcast,
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.rating = 100,
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.irq = -1,
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};
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static DEFINE_PER_CPU(struct clock_event_device, lapic_events);
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/*
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* Setup the local APIC timer for this CPU. Copy the initialized values
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* of the boot CPU and register the clock event in the framework.
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@@ -1560,7 +1539,7 @@ static int __init detect_init_APIC(void)
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}
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#else
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static int apic_verify(void)
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static int __init apic_verify(void)
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{
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u32 features, h, l;
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@@ -1585,7 +1564,7 @@ static int apic_verify(void)
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return 0;
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}
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int apic_force_enable(void)
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int __init apic_force_enable(unsigned long addr)
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{
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u32 h, l;
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@@ -1601,7 +1580,7 @@ int apic_force_enable(void)
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if (!(l & MSR_IA32_APICBASE_ENABLE)) {
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pr_info("Local APIC disabled by BIOS -- reenabling.\n");
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l &= ~MSR_IA32_APICBASE_BASE;
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l |= MSR_IA32_APICBASE_ENABLE | APIC_DEFAULT_PHYS_BASE;
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l |= MSR_IA32_APICBASE_ENABLE | addr;
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wrmsr(MSR_IA32_APICBASE, l, h);
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enabled_via_apicbase = 1;
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}
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@@ -1642,7 +1621,7 @@ static int __init detect_init_APIC(void)
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"you can enable it with \"lapic\"\n");
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return -1;
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}
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if (apic_force_enable())
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if (apic_force_enable(APIC_DEFAULT_PHYS_BASE))
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return -1;
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} else {
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if (apic_verify())
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