Added virtual lab

Grzegorz Jabłoński
1 parent 4c65c3ae
Showing 6 changed files with 10 additions and 1 deletions
hw/at91_pio.c
virtual_lab/debugme.sh
virtual_lab/led_blink.elf
virtual_lab/pflash.img
virtual_lab/qemu-system-arm
virtual_lab/runme.sh
@@ -170,7 +170,7 @@ static void at91_pio_mem_write(void *opaque, target_phys_addr_t offset,
     PIOState *s = opaque;
     int i;
-    printf("Writing PIO: offset=0x%8lx, value=0x%8x\n",offset,value);
+    printf("Writing PIO: offset=0x%08lx, value=0x%08x\n",offset,value);
     offset &= PIO_SIZE - 1;
     switch (offset) {
@@ -196,13 +196,19 @@ static void at91_pio_mem_write(void *opaque, target_phys_addr_t offset,
         s->odsr |= value;
         for (i = 0; i < PIO_PINS; i++)
             if (value & (1 << i) & s->osr)
+            {
                 qemu_set_irq(s->out[i], 1);
+                printf("Pin %d set\n",i);
+            }
         break;
     case PIO_CODR:
         s->odsr &= ~value;
         for (i = 0; i < PIO_PINS; i++)
             if (value & (1 << i) & s->osr)
+            {
                 qemu_set_irq(s->out[i], 0);
+                printf("Pin %d reset\n",i);
+            }
         break;
     case PIO_ODSR:
         s->odsr = (s->odsr & ~s->owsr) | (value & s->owsr);
+./qemu-system-arm  -M at91sam9263ek -pflash pflash.img -nographic -S -s
+../arm-softmmu/qemu-system-arm
 \ No newline at end of file
+./qemu-system-arm  -M at91sam9263ek -pflash pflash.img -serial /dev/tty