From 6f41e0e7bcdc58e9e8af89988043893d5876bf7a Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Tue, 28 Apr 2015 20:25:16 -0600 Subject: [PATCH] x86: Provide access to the IDT Add a function to return the address of the Interrupt Descriptor Table. Signed-off-by: Simon Glass Reviewed-by: Bin Meng --- arch/x86/cpu/interrupts.c | 5 +++++ arch/x86/include/asm/interrupt.h | 2 ++ 2 files changed, 7 insertions(+) diff --git a/arch/x86/cpu/interrupts.c b/arch/x86/cpu/interrupts.c index a21d2a6c50..c777d3646f 100644 --- a/arch/x86/cpu/interrupts.c +++ b/arch/x86/cpu/interrupts.c @@ -147,6 +147,11 @@ int cpu_init_interrupts(void) return 0; } +void *x86_get_idt(void) +{ + return &idt_ptr; +} + void __do_irq(int irq) { printf("Unhandled IRQ : %d\n", irq); diff --git a/arch/x86/include/asm/interrupt.h b/arch/x86/include/asm/interrupt.h index 25abde7be6..0a75f89d95 100644 --- a/arch/x86/include/asm/interrupt.h +++ b/arch/x86/include/asm/interrupt.h @@ -38,4 +38,6 @@ extern char exception_stack[]; */ void configure_irq_trigger(int int_num, bool is_level_triggered); +void *x86_get_idt(void); + #endif -- 2.39.5