diff options
author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-12 15:39:39 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-12 15:39:39 -0700 |
commit | 57c5b9998ea05a90ebacaa13c45f985ffe09dbe9 (patch) | |
tree | 89ce5149dbba2d9f827f77d35b3b7f8609f85ea9 /include | |
parent | a6e3d7dba92e19acffaa36aad962741a762aa8c5 (diff) | |
parent | ed6fb174eea8869e88d8bc506a55f3ef76fcb7ed (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/tglx/linux-2.6-x86
* git://git.kernel.org/pub/scm/linux/kernel/git/tglx/linux-2.6-x86: (40 commits)
x86: HPET add another ICH7 PCI id
x86: HPET force enable ICH5 suspend/resume fix
x86: HPET force enable for ICH5
x86: HPET try to activate force detected hpet
x86: HPET force enable o ICH7 and later
x86: HPET restructure hpet code for hpet force enable
clock events: allow replacement of broadcast timer
i386/x8664: cleanup the shared hpet code
i386: Remove the useless #ifdef in i8253.h
ACPI: remove the now unused ifdef code
jiffies: remove unused macros
x86_64: cleanup apic.c after clock events switch
x86_64: remove now unused code
x86: unify timex.h variants
x86: kill 8253pit.h
x86: disable apic timer for AMD C1E enabled CPUs
x86: Fix irq0 / local apic timer accounting
x86_64: convert to clock events
x86_64: Add (not yet used) clock event functions
x86_64: prepare idle loop for dynamic ticks
...
Diffstat (limited to 'include')
-rw-r--r-- | include/asm-x86/8253pit.h | 5 | ||||
-rw-r--r-- | include/asm-x86/8253pit_32.h | 12 | ||||
-rw-r--r-- | include/asm-x86/8253pit_64.h | 10 | ||||
-rw-r--r-- | include/asm-x86/apic_64.h | 8 | ||||
-rw-r--r-- | include/asm-x86/geode.h | 50 | ||||
-rw-r--r-- | include/asm-x86/hardirq_32.h | 1 | ||||
-rw-r--r-- | include/asm-x86/hpet.h | 96 | ||||
-rw-r--r-- | include/asm-x86/hpet_32.h | 90 | ||||
-rw-r--r-- | include/asm-x86/hpet_64.h | 18 | ||||
-rw-r--r-- | include/asm-x86/i8253.h | 20 | ||||
-rw-r--r-- | include/asm-x86/i8253_32.h | 17 | ||||
-rw-r--r-- | include/asm-x86/i8253_64.h | 6 | ||||
-rw-r--r-- | include/asm-x86/pda.h | 1 | ||||
-rw-r--r-- | include/asm-x86/proto.h | 7 | ||||
-rw-r--r-- | include/asm-x86/timex.h | 19 | ||||
-rw-r--r-- | include/asm-x86/timex_32.h | 22 | ||||
-rw-r--r-- | include/asm-x86/timex_64.h | 31 | ||||
-rw-r--r-- | include/asm-x86/tsc.h | 15 | ||||
-rw-r--r-- | include/asm-x86/vsyscall.h | 3 | ||||
-rw-r--r-- | include/linux/clockchips.h | 9 | ||||
-rw-r--r-- | include/linux/jiffies.h | 6 | ||||
-rw-r--r-- | include/linux/pci_ids.h | 1 |
22 files changed, 193 insertions, 254 deletions
diff --git a/include/asm-x86/8253pit.h b/include/asm-x86/8253pit.h deleted file mode 100644 index d3c2b38a6618..000000000000 --- a/include/asm-x86/8253pit.h +++ /dev/null @@ -1,5 +0,0 @@ -#ifdef CONFIG_X86_32 -# include "8253pit_32.h" -#else -# include "8253pit_64.h" -#endif diff --git a/include/asm-x86/8253pit_32.h b/include/asm-x86/8253pit_32.h deleted file mode 100644 index 96c7c3592daf..000000000000 --- a/include/asm-x86/8253pit_32.h +++ /dev/null @@ -1,12 +0,0 @@ -/* - * 8253/8254 Programmable Interval Timer - */ - -#ifndef _8253PIT_H -#define _8253PIT_H - -#include <asm/timex.h> - -#define PIT_TICK_RATE CLOCK_TICK_RATE - -#endif diff --git a/include/asm-x86/8253pit_64.h b/include/asm-x86/8253pit_64.h deleted file mode 100644 index 285f78488ccb..000000000000 --- a/include/asm-x86/8253pit_64.h +++ /dev/null @@ -1,10 +0,0 @@ -/* - * 8253/8254 Programmable Interval Timer - */ - -#ifndef _8253PIT_H -#define _8253PIT_H - -#define PIT_TICK_RATE 1193182UL - -#endif diff --git a/include/asm-x86/apic_64.h b/include/asm-x86/apic_64.h index 85125ef3c414..3c8f21eef0be 100644 --- a/include/asm-x86/apic_64.h +++ b/include/asm-x86/apic_64.h @@ -19,7 +19,7 @@ extern int apic_verbosity; extern int apic_runs_main_timer; extern int ioapic_force; -extern int apic_mapped; +extern int disable_apic_timer; /* * Define the default level of output to be very little @@ -79,8 +79,6 @@ extern void smp_local_timer_interrupt (void); extern void setup_boot_APIC_clock (void); extern void setup_secondary_APIC_clock (void); extern int APIC_init_uniprocessor (void); -extern void disable_APIC_timer(void); -extern void enable_APIC_timer(void); extern void setup_apic_routing(void); extern void setup_APIC_extended_lvt(unsigned char lvt_off, unsigned char vector, @@ -95,10 +93,6 @@ extern int apic_is_clustered_box(void); #define K8_APIC_EXT_INT_MSG_EXT 0x7 #define K8_APIC_EXT_LVT_ENTRY_THRESHOLD 0 -void smp_send_timer_broadcast_ipi(void); -void switch_APIC_timer_to_ipi(void *cpumask); -void switch_ipi_to_APIC_timer(void *cpumask); - #define ARCH_APICTIMER_STOPS_ON_C3 1 extern unsigned boot_cpu_id; diff --git a/include/asm-x86/geode.h b/include/asm-x86/geode.h index 6da4bbbea3dc..d94898831bac 100644 --- a/include/asm-x86/geode.h +++ b/include/asm-x86/geode.h @@ -156,4 +156,54 @@ static inline int is_geode(void) return (is_geode_gx() || is_geode_lx()); } +/* MFGPTs */ + +#define MFGPT_MAX_TIMERS 8 +#define MFGPT_TIMER_ANY -1 + +#define MFGPT_DOMAIN_WORKING 1 +#define MFGPT_DOMAIN_STANDBY 2 +#define MFGPT_DOMAIN_ANY (MFGPT_DOMAIN_WORKING | MFGPT_DOMAIN_STANDBY) + +#define MFGPT_CMP1 0 +#define MFGPT_CMP2 1 + +#define MFGPT_EVENT_IRQ 0 +#define MFGPT_EVENT_NMI 1 +#define MFGPT_EVENT_RESET 3 + +#define MFGPT_REG_CMP1 0 +#define MFGPT_REG_CMP2 2 +#define MFGPT_REG_COUNTER 4 +#define MFGPT_REG_SETUP 6 + +#define MFGPT_SETUP_CNTEN (1 << 15) +#define MFGPT_SETUP_CMP2 (1 << 14) +#define MFGPT_SETUP_CMP1 (1 << 13) +#define MFGPT_SETUP_SETUP (1 << 12) +#define MFGPT_SETUP_STOPEN (1 << 11) +#define MFGPT_SETUP_EXTEN (1 << 10) +#define MFGPT_SETUP_REVEN (1 << 5) +#define MFGPT_SETUP_CLKSEL (1 << 4) + +static inline void geode_mfgpt_write(int timer, u16 reg, u16 value) +{ + u32 base = geode_get_dev_base(GEODE_DEV_MFGPT); + outw(value, base + reg + (timer * 8)); +} + +static inline u16 geode_mfgpt_read(int timer, u16 reg) +{ + u32 base = geode_get_dev_base(GEODE_DEV_MFGPT); + return inw(base + reg + (timer * 8)); +} + +extern int __init geode_mfgpt_detect(void); +extern int geode_mfgpt_toggle_event(int timer, int cmp, int event, int enable); +extern int geode_mfgpt_set_irq(int timer, int cmp, int irq, int enable); +extern int geode_mfgpt_alloc_timer(int timer, int domain, struct module *owner); + +#define geode_mfgpt_setup_irq(t, c, i) geode_mfgpt_set_irq((t), (c), (i), 1) +#define geode_mfgpt_release_irq(t, c, i) geode_mfgpt_set_irq((t), (c), (i), 0) + #endif diff --git a/include/asm-x86/hardirq_32.h b/include/asm-x86/hardirq_32.h index 0e358dc405f8..34649585bb59 100644 --- a/include/asm-x86/hardirq_32.h +++ b/include/asm-x86/hardirq_32.h @@ -9,6 +9,7 @@ typedef struct { unsigned long idle_timestamp; unsigned int __nmi_count; /* arch dependent */ unsigned int apic_timer_irqs; /* arch dependent */ + unsigned int irq0_irqs; } ____cacheline_aligned irq_cpustat_t; DECLARE_PER_CPU(irq_cpustat_t, irq_stat); diff --git a/include/asm-x86/hpet.h b/include/asm-x86/hpet.h index 9eff48601254..d4ab6db050b6 100644 --- a/include/asm-x86/hpet.h +++ b/include/asm-x86/hpet.h @@ -1,5 +1,93 @@ -#ifdef CONFIG_X86_32 -# include "hpet_32.h" +#ifndef ASM_X86_HPET_H +#define ASM_X86_HPET_H + +#ifdef CONFIG_HPET_TIMER + +/* + * Documentation on HPET can be found at: + * http://www.intel.com/ial/home/sp/pcmmspec.htm + * ftp://download.intel.com/ial/home/sp/mmts098.pdf + */ + +#define HPET_MMAP_SIZE 1024 + +#define HPET_ID 0x000 +#define HPET_PERIOD 0x004 +#define HPET_CFG 0x010 +#define HPET_STATUS 0x020 +#define HPET_COUNTER 0x0f0 +#define HPET_T0_CFG 0x100 +#define HPET_T0_CMP 0x108 +#define HPET_T0_ROUTE 0x110 +#define HPET_T1_CFG 0x120 +#define HPET_T1_CMP 0x128 +#define HPET_T1_ROUTE 0x130 +#define HPET_T2_CFG 0x140 +#define HPET_T2_CMP 0x148 +#define HPET_T2_ROUTE 0x150 + +#define HPET_ID_REV 0x000000ff +#define HPET_ID_NUMBER 0x00001f00 +#define HPET_ID_64BIT 0x00002000 +#define HPET_ID_LEGSUP 0x00008000 +#define HPET_ID_VENDOR 0xffff0000 +#define HPET_ID_NUMBER_SHIFT 8 +#define HPET_ID_VENDOR_SHIFT 16 + +#define HPET_ID_VENDOR_8086 0x8086 + +#define HPET_CFG_ENABLE 0x001 +#define HPET_CFG_LEGACY 0x002 +#define HPET_LEGACY_8254 2 +#define HPET_LEGACY_RTC 8 + +#define HPET_TN_LEVEL 0x0002 +#define HPET_TN_ENABLE 0x0004 +#define HPET_TN_PERIODIC 0x0008 +#define HPET_TN_PERIODIC_CAP 0x0010 +#define HPET_TN_64BIT_CAP 0x0020 +#define HPET_TN_SETVAL 0x0040 +#define HPET_TN_32BIT 0x0100 +#define HPET_TN_ROUTE 0x3e00 +#define HPET_TN_FSB 0x4000 +#define HPET_TN_FSB_CAP 0x8000 +#define HPET_TN_ROUTE_SHIFT 9 + +/* Max HPET Period is 10^8 femto sec as in HPET spec */ +#define HPET_MAX_PERIOD 100000000UL +/* + * Min HPET period is 10^5 femto sec just for safety. If it is less than this, + * then 32 bit HPET counter wrapsaround in less than 0.5 sec. + */ +#define HPET_MIN_PERIOD 100000UL + +/* hpet memory map physical address */ +extern unsigned long hpet_address; +extern unsigned long force_hpet_address; +extern int is_hpet_enabled(void); +extern int hpet_enable(void); +extern unsigned long hpet_readl(unsigned long a); +extern void force_hpet_resume(void); + +#ifdef CONFIG_HPET_EMULATE_RTC + +#include <linux/interrupt.h> + +extern int hpet_mask_rtc_irq_bit(unsigned long bit_mask); +extern int hpet_set_rtc_irq_bit(unsigned long bit_mask); +extern int hpet_set_alarm_time(unsigned char hrs, unsigned char min, + unsigned char sec); +extern int hpet_set_periodic_freq(unsigned long freq); +extern int hpet_rtc_dropped_irq(void); +extern int hpet_rtc_timer_init(void); +extern irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id); + +#endif /* CONFIG_HPET_EMULATE_RTC */ + #else -# include "hpet_64.h" -#endif + +static inline int hpet_enable(void) { return 0; } +static inline unsigned long hpet_readl(unsigned long a) { return 0; } + +#endif /* CONFIG_HPET_TIMER */ +#endif /* ASM_X86_HPET_H */ diff --git a/include/asm-x86/hpet_32.h b/include/asm-x86/hpet_32.h deleted file mode 100644 index c82dc7ed96b3..000000000000 --- a/include/asm-x86/hpet_32.h +++ /dev/null @@ -1,90 +0,0 @@ - -#ifndef _I386_HPET_H -#define _I386_HPET_H - -#ifdef CONFIG_HPET_TIMER - -/* - * Documentation on HPET can be found at: - * http://www.intel.com/ial/home/sp/pcmmspec.htm - * ftp://download.intel.com/ial/home/sp/mmts098.pdf - */ - -#define HPET_MMAP_SIZE 1024 - -#define HPET_ID 0x000 -#define HPET_PERIOD 0x004 -#define HPET_CFG 0x010 -#define HPET_STATUS 0x020 -#define HPET_COUNTER 0x0f0 -#define HPET_T0_CFG 0x100 -#define HPET_T0_CMP 0x108 -#define HPET_T0_ROUTE 0x110 -#define HPET_T1_CFG 0x120 -#define HPET_T1_CMP 0x128 -#define HPET_T1_ROUTE 0x130 -#define HPET_T2_CFG 0x140 -#define HPET_T2_CMP 0x148 -#define HPET_T2_ROUTE 0x150 - -#define HPET_ID_REV 0x000000ff -#define HPET_ID_NUMBER 0x00001f00 -#define HPET_ID_64BIT 0x00002000 -#define HPET_ID_LEGSUP 0x00008000 -#define HPET_ID_VENDOR 0xffff0000 -#define HPET_ID_NUMBER_SHIFT 8 -#define HPET_ID_VENDOR_SHIFT 16 - -#define HPET_ID_VENDOR_8086 0x8086 - -#define HPET_CFG_ENABLE 0x001 -#define HPET_CFG_LEGACY 0x002 -#define HPET_LEGACY_8254 2 -#define HPET_LEGACY_RTC 8 - -#define HPET_TN_LEVEL 0x0002 -#define HPET_TN_ENABLE 0x0004 -#define HPET_TN_PERIODIC 0x0008 -#define HPET_TN_PERIODIC_CAP 0x0010 -#define HPET_TN_64BIT_CAP 0x0020 -#define HPET_TN_SETVAL 0x0040 -#define HPET_TN_32BIT 0x0100 -#define HPET_TN_ROUTE 0x3e00 -#define HPET_TN_FSB 0x4000 -#define HPET_TN_FSB_CAP 0x8000 -#define HPET_TN_ROUTE_SHIFT 9 - -/* Max HPET Period is 10^8 femto sec as in HPET spec */ -#define HPET_MAX_PERIOD 100000000UL -/* - * Min HPET period is 10^5 femto sec just for safety. If it is less than this, - * then 32 bit HPET counter wrapsaround in less than 0.5 sec. - */ -#define HPET_MIN_PERIOD 100000UL - -/* hpet memory map physical address */ -extern unsigned long hpet_address; -extern int is_hpet_enabled(void); -extern int hpet_enable(void); - -#ifdef CONFIG_HPET_EMULATE_RTC - -#include <linux/interrupt.h> - -extern int hpet_mask_rtc_irq_bit(unsigned long bit_mask); -extern int hpet_set_rtc_irq_bit(unsigned long bit_mask); -extern int hpet_set_alarm_time(unsigned char hrs, unsigned char min, - unsigned char sec); -extern int hpet_set_periodic_freq(unsigned long freq); -extern int hpet_rtc_dropped_irq(void); -extern int hpet_rtc_timer_init(void); -extern irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id); - -#endif /* CONFIG_HPET_EMULATE_RTC */ - -#else - -static inline int hpet_enable(void) { return 0; } - -#endif /* CONFIG_HPET_TIMER */ -#endif /* _I386_HPET_H */ diff --git a/include/asm-x86/hpet_64.h b/include/asm-x86/hpet_64.h deleted file mode 100644 index fd4decac93a8..000000000000 --- a/include/asm-x86/hpet_64.h +++ /dev/null @@ -1,18 +0,0 @@ -#ifndef _ASM_X8664_HPET_H -#define _ASM_X8664_HPET_H 1 - -#include <asm/hpet_32.h> - -#define HPET_TICK_RATE (HZ * 100000UL) - -extern int hpet_rtc_timer_init(void); -extern int hpet_arch_init(void); -extern int hpet_timer_stop_set_go(unsigned long tick); -extern int hpet_reenable(void); -extern unsigned int hpet_calibrate_tsc(void); - -extern int hpet_use_timer; -extern unsigned long hpet_period; -extern unsigned long hpet_tick; - -#endif diff --git a/include/asm-x86/i8253.h b/include/asm-x86/i8253.h index b2a4f995a33f..747548ec5d1d 100644 --- a/include/asm-x86/i8253.h +++ b/include/asm-x86/i8253.h @@ -1,5 +1,15 @@ -#ifdef CONFIG_X86_32 -# include "i8253_32.h" -#else -# include "i8253_64.h" -#endif +#ifndef __ASM_I8253_H__ +#define __ASM_I8253_H__ + +/* i8253A PIT registers */ +#define PIT_MODE 0x43 +#define PIT_CH0 0x40 +#define PIT_CH2 0x42 + +extern spinlock_t i8253_lock; + +extern struct clock_event_device *global_clock_event; + +extern void setup_pit_timer(void); + +#endif /* __ASM_I8253_H__ */ diff --git a/include/asm-x86/i8253_32.h b/include/asm-x86/i8253_32.h deleted file mode 100644 index 7577d058d86e..000000000000 --- a/include/asm-x86/i8253_32.h +++ /dev/null @@ -1,17 +0,0 @@ -#ifndef __ASM_I8253_H__ -#define __ASM_I8253_H__ - -#include <linux/clockchips.h> - -/* i8253A PIT registers */ -#define PIT_MODE 0x43 -#define PIT_CH0 0x40 -#define PIT_CH2 0x42 - -extern spinlock_t i8253_lock; - -extern struct clock_event_device *global_clock_event; - -extern void setup_pit_timer(void); - -#endif /* __ASM_I8253_H__ */ diff --git a/include/asm-x86/i8253_64.h b/include/asm-x86/i8253_64.h deleted file mode 100644 index 015d8df07690..000000000000 --- a/include/asm-x86/i8253_64.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __ASM_I8253_H__ -#define __ASM_I8253_H__ - -extern spinlock_t i8253_lock; - -#endif /* __ASM_I8253_H__ */ diff --git a/include/asm-x86/pda.h b/include/asm-x86/pda.h index 5642634843c4..fb49f80eb94f 100644 --- a/include/asm-x86/pda.h +++ b/include/asm-x86/pda.h @@ -29,6 +29,7 @@ struct x8664_pda { short isidle; struct mm_struct *active_mm; unsigned apic_timer_irqs; + unsigned irq0_irqs; } ____cacheline_aligned_in_smp; extern struct x8664_pda *_cpu_pda[]; diff --git a/include/asm-x86/proto.h b/include/asm-x86/proto.h index 31f20ad65876..c44a3a93b5a4 100644 --- a/include/asm-x86/proto.h +++ b/include/asm-x86/proto.h @@ -51,9 +51,6 @@ extern void reserve_bootmem_generic(unsigned long phys, unsigned len); extern void load_gs_index(unsigned gs); -extern void stop_timer_interrupt(void); -extern void main_timer_handler(void); - extern unsigned long end_pfn_map; extern void show_trace(struct task_struct *, struct pt_regs *, unsigned long * rsp); @@ -90,14 +87,10 @@ extern int timer_over_8254; extern int gsi_irq_sharing(int gsi); -extern void smp_local_timer_interrupt(void); - extern int force_mwait; long do_arch_prctl(struct task_struct *task, int code, unsigned long addr); -void i8254_timer_resume(void); - #define round_up(x,y) (((x) + (y) - 1) & ~((y)-1)) #define round_down(x,y) ((x) & ~((y)-1)) diff --git a/include/asm-x86/timex.h b/include/asm-x86/timex.h index d01c18cfccef..39a21ab030f0 100644 --- a/include/asm-x86/timex.h +++ b/include/asm-x86/timex.h @@ -1,5 +1,18 @@ -#ifdef CONFIG_X86_32 -# include "timex_32.h" +/* x86 architecture timex specifications */ +#ifndef _ASM_X86_TIMEX_H +#define _ASM_X86_TIMEX_H + +#include <asm/processor.h> +#include <asm/tsc.h> + +#ifdef CONFIG_X86_ELAN +# define PIT_TICK_RATE 1189200 /* AMD Elan has different frequency! */ #else -# include "timex_64.h" +# define PIT_TICK_RATE 1193182 /* Underlying HZ */ +#endif +#define CLOCK_TICK_RATE PIT_TICK_RATE + +extern int read_current_timer(unsigned long *timer_value); +#define ARCH_HAS_READ_CURRENT_TIMER 1 + #endif diff --git a/include/asm-x86/timex_32.h b/include/asm-x86/timex_32.h deleted file mode 100644 index 3666044409f0..000000000000 --- a/include/asm-x86/timex_32.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * linux/include/asm-i386/timex.h - * - * i386 architecture timex specifications - */ -#ifndef _ASMi386_TIMEX_H -#define _ASMi386_TIMEX_H - -#include <asm/processor.h> -#include <asm/tsc.h> - -#ifdef CONFIG_X86_ELAN -# define CLOCK_TICK_RATE 1189200 /* AMD Elan has different frequency! */ -#else -# define CLOCK_TICK_RATE 1193182 /* Underlying HZ */ -#endif - - -extern int read_current_timer(unsigned long *timer_value); -#define ARCH_HAS_READ_CURRENT_TIMER 1 - -#endif diff --git a/include/asm-x86/timex_64.h b/include/asm-x86/timex_64.h deleted file mode 100644 index 6ed21f44d308..000000000000 --- a/include/asm-x86/timex_64.h +++ /dev/null @@ -1,31 +0,0 @@ -/* - * linux/include/asm-x86_64/timex.h - * - * x86-64 architecture timex specifications - */ -#ifndef _ASMx8664_TIMEX_H -#define _ASMx8664_TIMEX_H - -#include <asm/8253pit.h> -#include <asm/msr.h> -#include <asm/vsyscall.h> -#include <asm/system.h> -#include <asm/processor.h> -#include <asm/tsc.h> -#include <linux/compiler.h> - -#define CLOCK_TICK_RATE PIT_TICK_RATE /* Underlying HZ */ - -extern int read_current_timer(unsigned long *timer_value); -#define ARCH_HAS_READ_CURRENT_TIMER 1 - -#define USEC_PER_TICK (USEC_PER_SEC / HZ) -#define NSEC_PER_TICK (NSEC_PER_SEC / HZ) -#define FSEC_PER_TICK (FSEC_PER_SEC / HZ) - -#define NS_SCALE 10 /* 2^10, carefully chosen */ -#define US_SCALE 32 /* 2^32, arbitralrily chosen */ - -extern void mark_tsc_unstable(char *msg); -extern void set_cyc2ns_scale(unsigned long khz); -#endif diff --git a/include/asm-x86/tsc.h b/include/asm-x86/tsc.h index a4d806610b7f..6baab30dc2c8 100644 --- a/include/asm-x86/tsc.h +++ b/include/asm-x86/tsc.h @@ -1,13 +1,14 @@ /* - * linux/include/asm-i386/tsc.h - * - * i386 TSC related functions + * x86 TSC related functions */ -#ifndef _ASM_i386_TSC_H -#define _ASM_i386_TSC_H +#ifndef _ASM_X86_TSC_H +#define _ASM_X86_TSC_H #include <asm/processor.h> +#define NS_SCALE 10 /* 2^10, carefully chosen */ +#define US_SCALE 32 /* 2^32, arbitralrily chosen */ + /* * Standard way to access the cycle counter. */ @@ -72,4 +73,8 @@ int check_tsc_unstable(void); extern void check_tsc_sync_source(int cpu); extern void check_tsc_sync_target(void); +#ifdef CONFIG_X86_64 +extern void tsc_calibrate(void); +#endif + #endif diff --git a/include/asm-x86/vsyscall.h b/include/asm-x86/vsyscall.h index 3b8ceb4af2cf..f01c49f5d108 100644 --- a/include/asm-x86/vsyscall.h +++ b/include/asm-x86/vsyscall.h @@ -29,9 +29,6 @@ enum vsyscall_num { #define VGETCPU_RDTSCP 1 #define VGETCPU_LSL 2 -#define hpet_readl(a) readl((const void __iomem *)fix_to_virt(FIX_HPET_BASE) + a) -#define hpet_writel(d,a) writel(d, (void __iomem *)fix_to_virt(FIX_HPET_BASE) + a) - extern int __vgetcpu_mode; extern volatile unsigned long __jiffies; diff --git a/include/linux/clockchips.h b/include/linux/clockchips.h index def5a659b8a5..d2ddea926895 100644 --- a/include/linux/clockchips.h +++ b/include/linux/clockchips.h @@ -8,7 +8,7 @@ #ifndef _LINUX_CLOCKCHIPS_H #define _LINUX_CLOCKCHIPS_H -#ifdef CONFIG_GENERIC_CLOCKEVENTS +#ifdef CONFIG_GENERIC_CLOCKEVENTS_BUILD #include <linux/clocksource.h> #include <linux/cpumask.h> @@ -126,11 +126,14 @@ extern int clockevents_register_notifier(struct notifier_block *nb); extern int clockevents_program_event(struct clock_event_device *dev, ktime_t expires, ktime_t now); +#ifdef CONFIG_GENERIC_CLOCKEVENTS extern void clockevents_notify(unsigned long reason, void *arg); - #else +# define clockevents_notify(reason, arg) do { } while (0) +#endif + +#else /* CONFIG_GENERIC_CLOCKEVENTS_BUILD */ -static inline void clockevents_resume_events(void) { } #define clockevents_notify(reason, arg) do { } while (0) #endif diff --git a/include/linux/jiffies.h b/include/linux/jiffies.h index c080f61fb024..d7a5e034c3a2 100644 --- a/include/linux/jiffies.h +++ b/include/linux/jiffies.h @@ -36,8 +36,6 @@ /* LATCH is used in the interval timer and ftape setup. */ #define LATCH ((CLOCK_TICK_RATE + HZ/2) / HZ) /* For divider */ -#define LATCH_HPET ((HPET_TICK_RATE + HZ/2) / HZ) - /* Suppose we want to devide two numbers NOM and DEN: NOM/DEN, the we can * improve accuracy by shifting LSH bits, hence calculating: * (NOM << LSH) / DEN @@ -53,13 +51,9 @@ /* HZ is the requested value. ACTHZ is actual HZ ("<< 8" is for accuracy) */ #define ACTHZ (SH_DIV (CLOCK_TICK_RATE, LATCH, 8)) -#define ACTHZ_HPET (SH_DIV (HPET_TICK_RATE, LATCH_HPET, 8)) - /* TICK_NSEC is the time between ticks in nsec assuming real ACTHZ */ #define TICK_NSEC (SH_DIV (1000000UL * 1000, ACTHZ, 8)) -#define TICK_NSEC_HPET (SH_DIV(1000000UL * 1000, ACTHZ_HPET, 8)) - /* TICK_USEC is the time between ticks in usec assuming fake USER_HZ */ #define TICK_USEC ((1000000UL + USER_HZ/2) / USER_HZ) diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 3948708c42ca..584741bb73b3 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -2242,6 +2242,7 @@ #define PCI_DEVICE_ID_INTEL_82801EB_5 0x24d5 #define PCI_DEVICE_ID_INTEL_82801EB_6 0x24d6 #define PCI_DEVICE_ID_INTEL_82801EB_11 0x24db +#define PCI_DEVICE_ID_INTEL_82801EB_12 0x24dc #define PCI_DEVICE_ID_INTEL_82801EB_13 0x24dd #define PCI_DEVICE_ID_INTEL_ESB_1 0x25a1 #define PCI_DEVICE_ID_INTEL_ESB_2 0x25a2 |