diff options
Diffstat (limited to 'hw/misc/mps2-fpgaio.c')
| -rw-r--r-- | hw/misc/mps2-fpgaio.c | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/hw/misc/mps2-fpgaio.c b/hw/misc/mps2-fpgaio.c index 2f3fbee..6af0e8f 100644 --- a/hw/misc/mps2-fpgaio.c +++ b/hw/misc/mps2-fpgaio.c @@ -24,6 +24,7 @@ #include "migration/vmstate.h" #include "hw/registerfields.h" #include "hw/misc/mps2-fpgaio.h" +#include "hw/misc/led.h" #include "hw/qdev-properties.h" #include "qemu/timer.h" @@ -176,12 +177,9 @@ static void mps2_fpgaio_write(void *opaque, hwaddr offset, uint64_t value, switch (offset) { case A_LED0: - /* LED bits [1:0] control board LEDs. We don't currently have - * a mechanism for displaying this graphically, so use a trace event. - */ - trace_mps2_fpgaio_leds(value & 0x02 ? '*' : '.', - value & 0x01 ? '*' : '.'); s->led0 = value & 0x3; + led_set_state(s->led[0], value & 0x01); + led_set_state(s->led[1], value & 0x02); break; case A_PRESCALE: resync_counter(s); @@ -239,6 +237,10 @@ static void mps2_fpgaio_reset(DeviceState *dev) s->counter = 0; s->pscntr = 0; s->pscntr_sync_ticks = now; + + for (size_t i = 0; i < ARRAY_SIZE(s->led); i++) { + device_cold_reset(DEVICE(s->led[i])); + } } static void mps2_fpgaio_init(Object *obj) @@ -251,6 +253,16 @@ static void mps2_fpgaio_init(Object *obj) sysbus_init_mmio(sbd, &s->iomem); } +static void mps2_fpgaio_realize(DeviceState *dev, Error **errp) +{ + MPS2FPGAIO *s = MPS2_FPGAIO(dev); + + s->led[0] = led_create_simple(OBJECT(dev), GPIO_POLARITY_ACTIVE_HIGH, + LED_COLOR_GREEN, "USERLED0"); + s->led[1] = led_create_simple(OBJECT(dev), GPIO_POLARITY_ACTIVE_HIGH, + LED_COLOR_GREEN, "USERLED1"); +} + static bool mps2_fpgaio_counters_needed(void *opaque) { /* Currently vmstate.c insists all subsections have a 'needed' function */ @@ -299,6 +311,7 @@ static void mps2_fpgaio_class_init(ObjectClass *klass, void *data) DeviceClass *dc = DEVICE_CLASS(klass); dc->vmsd = &mps2_fpgaio_vmstate; + dc->realize = mps2_fpgaio_realize; dc->reset = mps2_fpgaio_reset; device_class_set_props(dc, mps2_fpgaio_properties); } |