diff options
Diffstat (limited to 'include/asm-x86/mach-default')
| -rw-r--r-- | include/asm-x86/mach-default/entry_arch.h | 1 | ||||
| -rw-r--r-- | include/asm-x86/mach-default/irq_vectors.h | 96 | ||||
| -rw-r--r-- | include/asm-x86/mach-default/irq_vectors_limits.h | 16 | ||||
| -rw-r--r-- | include/asm-x86/mach-default/mach_apic.h | 8 | ||||
| -rw-r--r-- | include/asm-x86/mach-default/setup_arch.h | 4 | ||||
| -rw-r--r-- | include/asm-x86/mach-default/smpboot_hooks.h | 16 |
6 files changed, 19 insertions, 122 deletions
diff --git a/include/asm-x86/mach-default/entry_arch.h b/include/asm-x86/mach-default/entry_arch.h index bc861469bdb..9283b60a1dd 100644 --- a/include/asm-x86/mach-default/entry_arch.h +++ b/include/asm-x86/mach-default/entry_arch.h @@ -13,6 +13,7 @@ BUILD_INTERRUPT(reschedule_interrupt,RESCHEDULE_VECTOR) BUILD_INTERRUPT(invalidate_interrupt,INVALIDATE_TLB_VECTOR) BUILD_INTERRUPT(call_function_interrupt,CALL_FUNCTION_VECTOR) +BUILD_INTERRUPT(call_function_single_interrupt,CALL_FUNCTION_SINGLE_VECTOR) #endif /* diff --git a/include/asm-x86/mach-default/irq_vectors.h b/include/asm-x86/mach-default/irq_vectors.h deleted file mode 100644 index 881c63ca61a..00000000000 --- a/include/asm-x86/mach-default/irq_vectors.h +++ /dev/null @@ -1,96 +0,0 @@ -/* - * This file should contain #defines for all of the interrupt vector - * numbers used by this architecture. - * - * In addition, there are some standard defines: - * - * FIRST_EXTERNAL_VECTOR: - * The first free place for external interrupts - * - * SYSCALL_VECTOR: - * The IRQ vector a syscall makes the user to kernel transition - * under. - * - * TIMER_IRQ: - * The IRQ number the timer interrupt comes in at. - * - * NR_IRQS: - * The total number of interrupt vectors (including all the - * architecture specific interrupts) needed. - * - */ -#ifndef _ASM_IRQ_VECTORS_H -#define _ASM_IRQ_VECTORS_H - -/* - * IDT vectors usable for external interrupt sources start - * at 0x20: - */ -#define FIRST_EXTERNAL_VECTOR 0x20 - -#define SYSCALL_VECTOR 0x80 - -/* - * Vectors 0x20-0x2f are used for ISA interrupts. - */ - -/* - * Special IRQ vectors used by the SMP architecture, 0xf0-0xff - * - * some of the following vectors are 'rare', they are merged - * into a single vector (CALL_FUNCTION_VECTOR) to save vector space. - * TLB, reschedule and local APIC vectors are performance-critical. - * - * Vectors 0xf0-0xfa are free (reserved for future Linux use). - */ -#define SPURIOUS_APIC_VECTOR 0xff -#define ERROR_APIC_VECTOR 0xfe -#define INVALIDATE_TLB_VECTOR 0xfd -#define RESCHEDULE_VECTOR 0xfc -#define CALL_FUNCTION_VECTOR 0xfb - -#define THERMAL_APIC_VECTOR 0xf0 -/* - * Local APIC timer IRQ vector is on a different priority level, - * to work around the 'lost local interrupt if more than 2 IRQ - * sources per level' errata. - */ -#define LOCAL_TIMER_VECTOR 0xef - -/* - * First APIC vector available to drivers: (vectors 0x30-0xee) - * we start at 0x31 to spread out vectors evenly between priority - * levels. (0x80 is the syscall vector) - */ -#define FIRST_DEVICE_VECTOR 0x31 -#define FIRST_SYSTEM_VECTOR 0xef - -#define TIMER_IRQ 0 - -/* - * 16 8259A IRQ's, 208 potential APIC interrupt sources. - * Right now the APIC is mostly only used for SMP. - * 256 vectors is an architectural limit. (we can have - * more than 256 devices theoretically, but they will - * have to use shared interrupts) - * Since vectors 0x00-0x1f are used/reserved for the CPU, - * the usable vector space is 0x20-0xff (224 vectors) - */ - -/* - * The maximum number of vectors supported by i386 processors - * is limited to 256. For processors other than i386, NR_VECTORS - * should be changed accordingly. - */ -#define NR_VECTORS 256 - -#include "irq_vectors_limits.h" - -#define FPU_IRQ 13 - -#define FIRST_VM86_IRQ 3 -#define LAST_VM86_IRQ 15 -#define invalid_vm86_irq(irq) ((irq) < 3 || (irq) > 15) - - -#endif /* _ASM_IRQ_VECTORS_H */ diff --git a/include/asm-x86/mach-default/irq_vectors_limits.h b/include/asm-x86/mach-default/irq_vectors_limits.h deleted file mode 100644 index a90c7a60109..00000000000 --- a/include/asm-x86/mach-default/irq_vectors_limits.h +++ /dev/null @@ -1,16 +0,0 @@ -#ifndef _ASM_IRQ_VECTORS_LIMITS_H -#define _ASM_IRQ_VECTORS_LIMITS_H - -#if defined(CONFIG_X86_IO_APIC) || defined(CONFIG_PARAVIRT) -#define NR_IRQS 224 -# if (224 >= 32 * NR_CPUS) -# define NR_IRQ_VECTORS NR_IRQS -# else -# define NR_IRQ_VECTORS (32 * NR_CPUS) -# endif -#else -#define NR_IRQS 16 -#define NR_IRQ_VECTORS NR_IRQS -#endif - -#endif /* _ASM_IRQ_VECTORS_LIMITS_H */ diff --git a/include/asm-x86/mach-default/mach_apic.h b/include/asm-x86/mach-default/mach_apic.h index 21003b56ae9..f3226b9a6b8 100644 --- a/include/asm-x86/mach-default/mach_apic.h +++ b/include/asm-x86/mach-default/mach_apic.h @@ -46,10 +46,10 @@ static inline void init_apic_ldr(void) { unsigned long val; - apic_write_around(APIC_DFR, APIC_DFR_VALUE); + apic_write(APIC_DFR, APIC_DFR_VALUE); val = apic_read(APIC_LDR) & ~APIC_LDR_MASK; val |= SET_APIC_LOGICAL_ID(1UL << smp_processor_id()); - apic_write_around(APIC_LDR, val); + apic_write(APIC_LDR, val); } static inline int apic_id_registered(void) @@ -77,7 +77,11 @@ static inline void setup_apic_routing(void) static inline int apicid_to_node(int logical_apicid) { +#ifdef CONFIG_SMP + return apicid_2_node[hard_smp_processor_id()]; +#else return 0; +#endif } #endif diff --git a/include/asm-x86/mach-default/setup_arch.h b/include/asm-x86/mach-default/setup_arch.h index 605e3ccb991..38846208b54 100644 --- a/include/asm-x86/mach-default/setup_arch.h +++ b/include/asm-x86/mach-default/setup_arch.h @@ -1,7 +1,3 @@ /* Hook to call BIOS initialisation function */ /* no action for generic */ - -#ifndef ARCH_SETUP -#define ARCH_SETUP -#endif diff --git a/include/asm-x86/mach-default/smpboot_hooks.h b/include/asm-x86/mach-default/smpboot_hooks.h index 56d0e1fa025..dbab36d64d4 100644 --- a/include/asm-x86/mach-default/smpboot_hooks.h +++ b/include/asm-x86/mach-default/smpboot_hooks.h @@ -3,18 +3,20 @@ static inline void smpboot_clear_io_apic_irqs(void) { +#ifdef CONFIG_X86_IO_APIC io_apic_irqs = 0; +#endif } static inline void smpboot_setup_warm_reset_vector(unsigned long start_eip) { CMOS_WRITE(0xa, 0xf); local_flush_tlb(); - Dprintk("1.\n"); + pr_debug("1.\n"); *((volatile unsigned short *) TRAMPOLINE_HIGH) = start_eip >> 4; - Dprintk("2.\n"); + pr_debug("2.\n"); *((volatile unsigned short *) TRAMPOLINE_LOW) = start_eip & 0xf; - Dprintk("3.\n"); + pr_debug("3.\n"); } static inline void smpboot_restore_warm_reset_vector(void) @@ -35,17 +37,23 @@ static inline void smpboot_restore_warm_reset_vector(void) 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 + 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 } |