From: Simon Glass <sjg@chromium.org>
Date: Wed, 29 Apr 2015 02:25:16 +0000 (-0600)
Subject: x86: Provide access to the IDT
X-Git-Tag: v2015.07-rc1~12
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=6f41e0e7bcdc58e9e8af89988043893d5876bf7a;p=u-boot

x86: Provide access to the IDT

Add a function to return the address of the Interrupt Descriptor Table.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
---

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