diff options
Diffstat (limited to 'include/asm-i386/mach-visws/do_timer.h')
-rw-r--r-- | include/asm-i386/mach-visws/do_timer.h | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/include/asm-i386/mach-visws/do_timer.h b/include/asm-i386/mach-visws/do_timer.h deleted file mode 100644 index 21cd696d4d0..00000000000 --- a/include/asm-i386/mach-visws/do_timer.h +++ /dev/null | |||
@@ -1,53 +0,0 @@ | |||
1 | /* defines for inline arch setup functions */ | ||
2 | |||
3 | #include <asm/fixmap.h> | ||
4 | #include <asm/i8259.h> | ||
5 | #include "cobalt.h" | ||
6 | |||
7 | static inline void do_timer_interrupt_hook(void) | ||
8 | { | ||
9 | /* Clear the interrupt */ | ||
10 | co_cpu_write(CO_CPU_STAT,co_cpu_read(CO_CPU_STAT) & ~CO_STAT_TIMEINTR); | ||
11 | |||
12 | do_timer(1); | ||
13 | #ifndef CONFIG_SMP | ||
14 | update_process_times(user_mode_vm(irq_regs)); | ||
15 | #endif | ||
16 | /* | ||
17 | * In the SMP case we use the local APIC timer interrupt to do the | ||
18 | * profiling, except when we simulate SMP mode on a uniprocessor | ||
19 | * system, in that case we have to call the local interrupt handler. | ||
20 | */ | ||
21 | #ifndef CONFIG_X86_LOCAL_APIC | ||
22 | profile_tick(CPU_PROFILING); | ||
23 | #else | ||
24 | if (!using_apic_timer) | ||
25 | smp_local_timer_interrupt(); | ||
26 | #endif | ||
27 | } | ||
28 | |||
29 | static inline int do_timer_overflow(int count) | ||
30 | { | ||
31 | int i; | ||
32 | |||
33 | spin_lock(&i8259A_lock); | ||
34 | /* | ||
35 | * This is tricky when I/O APICs are used; | ||
36 | * see do_timer_interrupt(). | ||
37 | */ | ||
38 | i = inb(0x20); | ||
39 | spin_unlock(&i8259A_lock); | ||
40 | |||
41 | /* assumption about timer being IRQ0 */ | ||
42 | if (i & 0x01) { | ||
43 | /* | ||
44 | * We cannot detect lost timer interrupts ... | ||
45 | * well, that's why we call them lost, don't we? :) | ||
46 | * [hmm, on the Pentium and Alpha we can ... sort of] | ||
47 | */ | ||
48 | count -= LATCH; | ||
49 | } else { | ||
50 | printk("do_slow_gettimeoffset(): hardware timer problem?\n"); | ||
51 | } | ||
52 | return count; | ||
53 | } | ||