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pc: improve debugging
Add a DPRINTF macro and use it for ISA and PIC interrupts. Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
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parent
0a3c592166
commit
471fd34221
12
hw/pc.c
12
hw/pc.c
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@ -39,6 +39,16 @@
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/* output Bochs bios info messages */
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//#define DEBUG_BIOS
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/* debug PC/ISA interrupts */
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//#define DEBUG_IRQ
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#ifdef DEBUG_IRQ
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#define DPRINTF(fmt, ...) \
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do { printf("CPUIRQ: " fmt , ## __VA_ARGS__); } while (0)
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#else
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#define DPRINTF(fmt, ...)
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#endif
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#define BIOS_FILENAME "bios.bin"
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#define PC_MAX_BIOS_SIZE (4 * 1024 * 1024)
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@ -70,6 +80,7 @@ void isa_irq_handler(void *opaque, int n, int level)
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{
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IsaIrqState *isa = (IsaIrqState *)opaque;
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DPRINTF("isa_irqs: %s irq %d\n", level? "raise" : "lower", n);
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if (n < 16) {
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qemu_set_irq(isa->i8259[n], level);
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}
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@ -150,6 +161,7 @@ static void pic_irq_request(void *opaque, int irq, int level)
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{
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CPUState *env = first_cpu;
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DPRINTF("pic_irqs: %s irq %d\n", level? "raise" : "lower", irq);
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if (env->apic_state) {
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while (env) {
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if (apic_accept_pic_intr(env))
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