X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;ds=sidebyside;f=arch%2Farm%2Flib%2Finterrupts.c;h=ec3fb77f85160e02eff10e9864f683fcfc00b89d;hb=f775c09d00cc355a87cf4ba935eff86eacd0c961;hp=9019736d2c74bec4da3fa4f97752954666a91ec1;hpb=674ca84d11391cd2e7faf8f638fc25ed4b782a91;p=oweals%2Fu-boot.git

diff --git a/arch/arm/lib/interrupts.c b/arch/arm/lib/interrupts.c
index 9019736d2c..ec3fb77f85 100644
--- a/arch/arm/lib/interrupts.c
+++ b/arch/arm/lib/interrupts.c
@@ -28,6 +28,8 @@ DECLARE_GLOBAL_DATA_PTR;
 #ifdef CONFIG_USE_IRQ
 int interrupt_init (void)
 {
+	unsigned long cpsr;
+
 	/*
 	 * setup up stacks if necessary
 	 */
@@ -35,6 +37,31 @@ int interrupt_init (void)
 	IRQ_STACK_START_IN = gd->irq_sp + 8;
 	FIQ_STACK_START = IRQ_STACK_START - CONFIG_STACKSIZE_IRQ;
 
+
+	__asm__ __volatile__("mrs %0, cpsr\n"
+			     : "=r" (cpsr)
+			     :
+			     : "memory");
+
+	__asm__ __volatile__("msr cpsr_c, %0\n"
+			     "mov sp, %1\n"
+			     :
+			     : "r" (IRQ_MODE | I_BIT | F_BIT | (cpsr & ~FIQ_MODE)),
+			       "r" (IRQ_STACK_START)
+			     : "memory");
+
+	__asm__ __volatile__("msr cpsr_c, %0\n"
+			     "mov sp, %1\n"
+			     :
+			     : "r" (FIQ_MODE | I_BIT | F_BIT | (cpsr & ~IRQ_MODE)),
+			       "r" (FIQ_STACK_START)
+			     : "memory");
+
+	__asm__ __volatile__("msr cpsr_c, %0"
+			     :
+			     : "r" (cpsr)
+			     : "memory");
+
 	return arch_interrupt_init();
 }
 
@@ -96,8 +123,8 @@ void bad_mode (void)
 
 void show_regs (struct pt_regs *regs)
 {
-	unsigned long flags;
-	const char *processor_modes[] = {
+	unsigned long __maybe_unused flags;
+	const char __maybe_unused *processor_modes[] = {
 	"USER_26",	"FIQ_26",	"IRQ_26",	"SVC_26",
 	"UK4_26",	"UK5_26",	"UK6_26",	"UK7_26",
 	"UK8_26",	"UK9_26",	"UK10_26",	"UK11_26",
@@ -110,10 +137,15 @@ void show_regs (struct pt_regs *regs)
 
 	flags = condition_codes (regs);
 
-	printf ("pc : [<%08lx>]	   lr : [<%08lx>]\n"
-		"sp : %08lx  ip : %08lx	 fp : %08lx\n",
-		instruction_pointer (regs),
-		regs->ARM_lr, regs->ARM_sp, regs->ARM_ip, regs->ARM_fp);
+	printf("pc : [<%08lx>]	   lr : [<%08lx>]\n",
+	       instruction_pointer(regs), regs->ARM_lr);
+	if (gd->flags & GD_FLG_RELOC) {
+		printf("reloc pc : [<%08lx>]	   lr : [<%08lx>]\n",
+		       instruction_pointer(regs) - gd->reloc_off,
+		       regs->ARM_lr - gd->reloc_off);
+	}
+	printf("sp : %08lx  ip : %08lx	 fp : %08lx\n",
+	       regs->ARM_sp, regs->ARM_ip, regs->ARM_fp);
 	printf ("r10: %08lx  r9 : %08lx	 r8 : %08lx\n",
 		regs->ARM_r10, regs->ARM_r9, regs->ARM_r8);
 	printf ("r7 : %08lx  r6 : %08lx	 r5 : %08lx  r4 : %08lx\n",