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ARM: fiq_debugger: fix dump_irqs

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黄涛
2014-03-28 17:55:23 +08:00
parent 86f28230a4
commit bd512e7101
1 changed files with 60 additions and 9 deletions
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69
arch/arm/common/fiq_debugger.c
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@@ -56,7 +56,11 @@ extern void rk29_wdt_keepalive(void);
#define CMD_COUNT 0x0f
#define MAX_UNHANDLED_FIQ_COUNT 1000000
#ifdef CONFIG_ARCH_ROCKCHIP
#define MAX_FIQ_DEBUGGER_PORTS 1
#else
#define MAX_FIQ_DEBUGGER_PORTS 4
#endif
#define THREAD_INFO(sp) ((struct thread_info *) \
((unsigned long)(sp) & ~(THREAD_SIZE - 1)))
@@ -109,8 +113,13 @@ struct fiq_debugger_state {
bool syslog_dumping;
#endif
#ifdef CONFIG_ARCH_ROCKCHIP
unsigned int last_irqs[1024];
unsigned int last_local_irqs[NR_CPUS][32];
#else
unsigned int last_irqs[NR_IRQS];
unsigned int last_local_timer_irqs[NR_CPUS];
#endif
};
#ifdef CONFIG_FIQ_DEBUGGER_CONSOLE
@@ -421,15 +430,57 @@ static void dump_irqs(struct fiq_debugger_state *state)
state->last_irqs[n] = kstat_irqs(n);
}
#if 0 //def CONFIG_LOCAL_TIMERS
for (cpu = 0; cpu < NR_CPUS; cpu++) {
debug_printf(state, "LOC %d: %10u %11u\n", cpu,
__IRQ_STAT(cpu, local_timer_irqs),
__IRQ_STAT(cpu, local_timer_irqs) -
state->last_local_timer_irqs[cpu]);
state->last_local_timer_irqs[cpu] =
__IRQ_STAT(cpu, local_timer_irqs);
#ifdef CONFIG_ARCH_ROCKCHIP
for (n = 16; n < 32; n++) {
desc = irq_to_desc(n);
if (!desc)
continue;
for (cpu = 0; cpu < NR_CPUS; cpu++) {
unsigned int irqs = kstat_irqs_cpu(n, cpu);
struct irqaction *act = desc->action;
const char *name = (act && act->name) ? act->name : "???";
if (!irqs)
continue;
debug_printf(state,
"%5d: %10u %11u %s (CPU%d)\n", n,
irqs, irqs - state->last_local_irqs[cpu][n],
name, cpu);
state->last_local_irqs[cpu][n] = irqs;
}
}
for (n = 0; n < NR_IPI; n++) {
enum ipi_msg_type {
IPI_WAKEUP,
IPI_TIMER,
IPI_RESCHEDULE,
IPI_CALL_FUNC,
IPI_CALL_FUNC_SINGLE,
IPI_CPU_STOP,
IPI_COMPLETION,
IPI_CPU_BACKTRACE,
};
static const char *ipi_types[NR_IPI] = {
#define S(x,s) [x] = s
S(IPI_WAKEUP, "CPU wakeup"),
S(IPI_TIMER, "Timer broadcast"),
S(IPI_RESCHEDULE, "Rescheduling"),
S(IPI_CALL_FUNC, "Function call"),
S(IPI_CALL_FUNC_SINGLE, "Single function call"),
S(IPI_CPU_STOP, "CPU stop"),
S(IPI_COMPLETION, "Completion"),
S(IPI_CPU_BACKTRACE, "CPU backtrace"),
#undef S
};
for (cpu = 0; cpu < NR_CPUS; cpu++) {
unsigned int irqs = __get_irq_stat(cpu, ipi_irqs[n]);
if (irqs == 0)
continue;
debug_printf(state,
"%5d: %10u %11u %s (CPU%d)\n",
n, irqs, irqs - state->last_local_irqs[cpu][n],
ipi_types[n], cpu);
state->last_local_irqs[cpu][n] = irqs;
}
}
#endif
}