diff options
| -rw-r--r-- | hw/i386/pc.c | 10 | ||||
| -rw-r--r-- | include/hw/i386/pc.h | 2 |
2 files changed, 7 insertions, 5 deletions
diff --git a/hw/i386/pc.c b/hw/i386/pc.c index b8fead37e2..44a8f3bcbd 100644 --- a/hw/i386/pc.c +++ b/hw/i386/pc.c @@ -505,7 +505,7 @@ typedef struct Port92State { MemoryRegion io; uint8_t outport; - qemu_irq *a20_out; + qemu_irq a20_out; } Port92State; static void port92_write(void *opaque, hwaddr addr, uint64_t val, @@ -516,7 +516,7 @@ static void port92_write(void *opaque, hwaddr addr, uint64_t val, DPRINTF("port92: write 0x%02" PRIx64 "\n", val); s->outport = val; - qemu_set_irq(*s->a20_out, (val >> 1) & 1); + qemu_set_irq(s->a20_out, (val >> 1) & 1); if ((val & 1) && !(oldval & 1)) { qemu_system_reset_request(); } @@ -535,9 +535,7 @@ static uint64_t port92_read(void *opaque, hwaddr addr, static void port92_init(ISADevice *dev, qemu_irq *a20_out) { - Port92State *s = PORT92(dev); - - s->a20_out = a20_out; + qdev_connect_gpio_out_named(DEVICE(dev), PORT92_A20_LINE, 0, *a20_out); } static const VMStateDescription vmstate_port92_isa = { @@ -574,6 +572,8 @@ static void port92_initfn(Object *obj) memory_region_init_io(&s->io, OBJECT(s), &port92_ops, s, "port92", 1); s->outport = 0; + + qdev_init_gpio_out_named(DEVICE(obj), &s->a20_out, PORT92_A20_LINE, 1); } static void port92_realizefn(DeviceState *dev, Error **errp) diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h index 729784879f..7e43b20b4b 100644 --- a/include/hw/i386/pc.h +++ b/include/hw/i386/pc.h @@ -277,6 +277,8 @@ int cmos_get_fd_drive_type(FloppyDriveType fd0); #define FW_CFG_IO_BASE 0x510 +#define PORT92_A20_LINE "a20" + /* acpi_piix.c */ I2CBus *piix4_pm_init(PCIBus *bus, int devfn, uint32_t smb_io_base, |