diff options
| -rw-r--r-- | cpu/arm_cortexa8/omap3/interrupts.c | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/cpu/arm_cortexa8/omap3/interrupts.c b/cpu/arm_cortexa8/omap3/interrupts.c index 742fe9c..3fe13fb 100644 --- a/cpu/arm_cortexa8/omap3/interrupts.c +++ b/cpu/arm_cortexa8/omap3/interrupts.c @@ -34,134 +34,6 @@ #include <common.h> #include <asm/io.h> -#include <asm/proc-armv/ptrace.h> - -#ifdef CONFIG_USE_IRQ -/* enable IRQ interrupts */ -void enable_interrupts(void) -{ - unsigned long temp; - __asm__ __volatile__("mrs %0, cpsr\n" - "bic %0, %0, #0x80\n" "msr cpsr_c, %0":"=r"(temp) - ::"memory"); -} - -/* - * disable IRQ/FIQ interrupts - * returns true if interrupts had been enabled before we disabled them - */ -int disable_interrupts(void) -{ - unsigned long old, temp; - __asm__ __volatile__("mrs %0, cpsr\n" - "orr %1, %0, #0xc0\n" - "msr cpsr_c, %1":"=r"(old), "=r"(temp) - ::"memory"); - return (old & 0x80) == 0; -} -#else -void enable_interrupts(void) -{ - return; -} -int disable_interrupts(void) -{ - return 0; -} -#endif - -void bad_mode(void) -{ - panic("Resetting CPU ...\n"); - reset_cpu(0); -} - -void show_regs(struct pt_regs *regs) -{ - unsigned long flags; - const char *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", - "UK12_26", "UK13_26", "UK14_26", "UK15_26", - "USER_32", "FIQ_32", "IRQ_32", "SVC_32", - "UK4_32", "UK5_32", "UK6_32", "ABT_32", - "UK8_32", "UK9_32", "UK10_32", "UND_32", - "UK12_32", "UK13_32", "UK14_32", "SYS_32", - }; - - 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("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", - regs->ARM_r7, regs->ARM_r6, regs->ARM_r5, regs->ARM_r4); - printf("r3 : %08lx r2 : %08lx r1 : %08lx r0 : %08lx\n", - regs->ARM_r3, regs->ARM_r2, regs->ARM_r1, regs->ARM_r0); - printf("Flags: %c%c%c%c", - flags & CC_N_BIT ? 'N' : 'n', - flags & CC_Z_BIT ? 'Z' : 'z', - flags & CC_C_BIT ? 'C' : 'c', flags & CC_V_BIT ? 'V' : 'v'); - printf(" IRQs %s FIQs %s Mode %s%s\n", - interrupts_enabled(regs) ? "on" : "off", - fast_interrupts_enabled(regs) ? "on" : "off", - processor_modes[processor_mode(regs)], - thumb_mode(regs) ? " (T)" : ""); -} - -void do_undefined_instruction(struct pt_regs *pt_regs) -{ - printf("undefined instruction\n"); - show_regs(pt_regs); - bad_mode(); -} - -void do_software_interrupt(struct pt_regs *pt_regs) -{ - printf("software interrupt\n"); - show_regs(pt_regs); - bad_mode(); -} - -void do_prefetch_abort(struct pt_regs *pt_regs) -{ - printf("prefetch abort\n"); - show_regs(pt_regs); - bad_mode(); -} - -void do_data_abort(struct pt_regs *pt_regs) -{ - printf("data abort\n"); - show_regs(pt_regs); - bad_mode(); -} - -void do_not_used(struct pt_regs *pt_regs) -{ - printf("not used\n"); - show_regs(pt_regs); - bad_mode(); -} - -void do_fiq(struct pt_regs *pt_regs) -{ - printf("fast interrupt request\n"); - show_regs(pt_regs); - bad_mode(); -} - -void do_irq(struct pt_regs *pt_regs) -{ - printf("interrupt request\n"); - show_regs(pt_regs); - bad_mode(); -} - static ulong timestamp; static ulong lastinc; |