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yaml --- r: 100138 b: refs/heads/master c: 6649aba h: refs/heads/master v: v3
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Ingo Molnar
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Jul 10, 2008
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| @@ -1,2 +1,2 @@ | ||
| --- | ||
| refs/heads/master: 244a5e2ee0ba204d66dfe4273df91c6bc65a310a | ||
| refs/heads/master: 6649ababd52014afaca62a12aed37d797f9f865c |
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| @@ -1,59 +1 @@ | ||
| /* two abstractions specific to kernel/smpboot.c, mainly to cater to visws | ||
| * which needs to alter them. */ | ||
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| static inline void smpboot_clear_io_apic_irqs(void) | ||
| { | ||
| #ifdef CONFIG_X86_IO_APIC | ||
| io_apic_irqs = 0; | ||
| #endif | ||
| } | ||
|
|
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| static inline void smpboot_setup_warm_reset_vector(unsigned long start_eip) | ||
| { | ||
| CMOS_WRITE(0xa, 0xf); | ||
| local_flush_tlb(); | ||
| Dprintk("1.\n"); | ||
| *((volatile unsigned short *) TRAMPOLINE_HIGH) = start_eip >> 4; | ||
| Dprintk("2.\n"); | ||
| *((volatile unsigned short *) TRAMPOLINE_LOW) = start_eip & 0xf; | ||
| Dprintk("3.\n"); | ||
| } | ||
|
|
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| static inline void smpboot_restore_warm_reset_vector(void) | ||
| { | ||
| /* | ||
| * Install writable page 0 entry to set BIOS data area. | ||
| */ | ||
| local_flush_tlb(); | ||
|
|
||
| /* | ||
| * Paranoid: Set warm reset code and vector here back | ||
| * to default values. | ||
| */ | ||
| CMOS_WRITE(0, 0xf); | ||
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| *((volatile long *) phys_to_virt(0x467)) = 0; | ||
| } | ||
|
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| static inline void __init smpboot_setup_io_apic(void) | ||
| { | ||
| #ifdef CONFIG_X86_IO_APIC | ||
| /* | ||
| * Here we can be sure that there is an IO-APIC in the system. Let's | ||
| * go and set it up: | ||
| */ | ||
| if (!skip_ioapic_setup && nr_ioapics) | ||
| setup_IO_APIC(); | ||
| else { | ||
| nr_ioapics = 0; | ||
| localise_nmi_watchdog(); | ||
| } | ||
| #endif | ||
| } | ||
|
|
||
| static inline void smpboot_clear_io_apic(void) | ||
| { | ||
| #ifdef CONFIG_X86_IO_APIC | ||
| nr_ioapics = 0; | ||
| #endif | ||
| } | ||
| #include "../mach-default/smpboot_hooks.h" |