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Diffstat (limited to 'include/asm-x86/mach-default/smpboot_hooks.h')
-rw-r--r--include/asm-x86/mach-default/smpboot_hooks.h59
1 files changed, 0 insertions, 59 deletions
diff --git a/include/asm-x86/mach-default/smpboot_hooks.h b/include/asm-x86/mach-default/smpboot_hooks.h
deleted file mode 100644
index dbab36d64d48..000000000000
--- a/include/asm-x86/mach-default/smpboot_hooks.h
+++ /dev/null
@@ -1,59 +0,0 @@
1/* two abstractions specific to kernel/smpboot.c, mainly to cater to visws
2 * which needs to alter them. */
3
4static inline void smpboot_clear_io_apic_irqs(void)
5{
6#ifdef CONFIG_X86_IO_APIC
7 io_apic_irqs = 0;
8#endif
9}
10
11static inline void smpboot_setup_warm_reset_vector(unsigned long start_eip)
12{
13 CMOS_WRITE(0xa, 0xf);
14 local_flush_tlb();
15 pr_debug("1.\n");
16 *((volatile unsigned short *) TRAMPOLINE_HIGH) = start_eip >> 4;
17 pr_debug("2.\n");
18 *((volatile unsigned short *) TRAMPOLINE_LOW) = start_eip & 0xf;
19 pr_debug("3.\n");
20}
21
22static inline void smpboot_restore_warm_reset_vector(void)
23{
24 /*
25 * Install writable page 0 entry to set BIOS data area.
26 */
27 local_flush_tlb();
28
29 /*
30 * Paranoid: Set warm reset code and vector here back
31 * to default values.
32 */
33 CMOS_WRITE(0, 0xf);
34
35 *((volatile long *) phys_to_virt(0x467)) = 0;
36}
37
38static inline void __init smpboot_setup_io_apic(void)
39{
40#ifdef CONFIG_X86_IO_APIC
41 /*
42 * Here we can be sure that there is an IO-APIC in the system. Let's
43 * go and set it up:
44 */
45 if (!skip_ioapic_setup && nr_ioapics)
46 setup_IO_APIC();
47 else {
48 nr_ioapics = 0;
49 localise_nmi_watchdog();
50 }
51#endif
52}
53
54static inline void smpboot_clear_io_apic(void)
55{
56#ifdef CONFIG_X86_IO_APIC
57 nr_ioapics = 0;
58#endif
59}