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authorLinus Torvalds <torvalds@linux-foundation.org>2009-09-18 17:05:47 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-18 17:05:47 -0400
commit78f28b7c555359c67c2a0d23f7436e915329421e (patch)
tree7f8197f82f83c0c19fd9bc85b5d10b5a755d0656 /arch/x86/kernel/irqinit.c
parent3240a77b515f4a15e24d8a3a2135bc87b02cf1d6 (diff)
parent7bd867dfb4e0357e06a3211ab2bd0e714110def3 (diff)
Merge branch 'x86-platform-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-platform-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (38 commits) x86: Move get/set_wallclock to x86_platform_ops x86: platform: Fix section annotations x86: apic namespace cleanup x86: Distangle ioapic and i8259 x86: Add Moorestown early detection x86: Add hardware_subarch ID for Moorestown x86: Add early platform detection x86: Move tsc_init to late_time_init x86: Move tsc_calibration to x86_init_ops x86: Replace the now identical time_32/64.c by time.c x86: time_32/64.c unify profile_pc x86: Move calibrate_cpu to tsc.c x86: Make timer setup and global variables the same in time_32/64.c x86: Remove mca bus ifdef from timer interrupt x86: Simplify timer_ack magic in time_32.c x86: Prepare unification of time_32/64.c x86: Remove do_timer hook x86: Add timer_init to x86_init_ops x86: Move percpu clockevents setup to x86_init_ops x86: Move xen_post_allocator_init into xen_pagetable_setup_done ... Fix up conflicts in arch/x86/include/asm/io_apic.h
Diffstat (limited to 'arch/x86/kernel/irqinit.c')
-rw-r--r--arch/x86/kernel/irqinit.c36
1 files changed, 6 insertions, 30 deletions
diff --git a/arch/x86/kernel/irqinit.c b/arch/x86/kernel/irqinit.c
index ccf8ab54f31a..300883112e3d 100644
--- a/arch/x86/kernel/irqinit.c
+++ b/arch/x86/kernel/irqinit.c
@@ -116,7 +116,7 @@ int vector_used_by_percpu_irq(unsigned int vector)
116 return 0; 116 return 0;
117} 117}
118 118
119static void __init init_ISA_irqs(void) 119void __init init_ISA_irqs(void)
120{ 120{
121 int i; 121 int i;
122 122
@@ -140,8 +140,10 @@ static void __init init_ISA_irqs(void)
140 } 140 }
141} 141}
142 142
143/* Overridden in paravirt.c */ 143void __init init_IRQ(void)
144void init_IRQ(void) __attribute__((weak, alias("native_init_IRQ"))); 144{
145 x86_init.irqs.intr_init();
146}
145 147
146static void __init smp_intr_init(void) 148static void __init smp_intr_init(void)
147{ 149{
@@ -213,32 +215,12 @@ static void __init apic_intr_init(void)
213#endif 215#endif
214} 216}
215 217
216/**
217 * x86_quirk_pre_intr_init - initialisation prior to setting up interrupt vectors
218 *
219 * Description:
220 * Perform any necessary interrupt initialisation prior to setting up
221 * the "ordinary" interrupt call gates. For legacy reasons, the ISA
222 * interrupts should be initialised here if the machine emulates a PC
223 * in any way.
224 **/
225static void __init x86_quirk_pre_intr_init(void)
226{
227#ifdef CONFIG_X86_32
228 if (x86_quirks->arch_pre_intr_init) {
229 if (x86_quirks->arch_pre_intr_init())
230 return;
231 }
232#endif
233 init_ISA_irqs();
234}
235
236void __init native_init_IRQ(void) 218void __init native_init_IRQ(void)
237{ 219{
238 int i; 220 int i;
239 221
240 /* Execute any quirks before the call gates are initialised: */ 222 /* Execute any quirks before the call gates are initialised: */
241 x86_quirk_pre_intr_init(); 223 x86_init.irqs.pre_vector_init();
242 224
243 apic_intr_init(); 225 apic_intr_init();
244 226
@@ -258,12 +240,6 @@ void __init native_init_IRQ(void)
258 240
259#ifdef CONFIG_X86_32 241#ifdef CONFIG_X86_32
260 /* 242 /*
261 * Call quirks after call gates are initialised (usually add in
262 * the architecture specific gates):
263 */
264 x86_quirk_intr_init();
265
266 /*
267 * External FPU? Set up irq13 if so, for 243 * External FPU? Set up irq13 if so, for
268 * original braindamaged IBM FERR coupling. 244 * original braindamaged IBM FERR coupling.
269 */ 245 */