diff options
| author | Thomas Huth <huth@tuxfamily.org> | 2018-06-30 16:58:01 +0200 |
|---|---|---|
| committer | Thomas Huth <huth@tuxfamily.org> | 2019-09-07 08:32:34 +0200 |
| commit | b17bed5b1727e3aa9e37fc8e8c3222130ceab22f (patch) | |
| tree | 39d9579b1f4b450f7f31e26880c81510287b6b35 /hw/m68k/next-cube.c | |
| parent | b43047a20feba0ff1eaf6a49007e2d5402df3d46 (diff) | |
| download | qemu-b17bed5b1727e3aa9e37fc8e8c3222130ceab22f.zip | |
m68k: Add serial controller to the NeXTcube machine
The NeXTcube uses a normal 8530 serial controller, so we can simply use
our normal "escc" device here.
While we're at it, also add a boot-serial-test for the next-cube machine,
now that the serial output works.
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190831074519.32613-6-huth@tuxfamily.org>
Signed-off-by: Thomas Huth <huth@tuxfamily.org>
Diffstat (limited to 'hw/m68k/next-cube.c')
| -rw-r--r-- | hw/m68k/next-cube.c | 41 |
1 files changed, 39 insertions, 2 deletions
diff --git a/hw/m68k/next-cube.c b/hw/m68k/next-cube.c index 530c6ac46a..9a4a7328f9 100644 --- a/hw/m68k/next-cube.c +++ b/hw/m68k/next-cube.c @@ -10,11 +10,12 @@ */ #include "qemu/osdep.h" +#include "cpu.h" #include "exec/hwaddr.h" #include "exec/address-spaces.h" #include "sysemu/sysemu.h" #include "sysemu/qtest.h" -#include "hw/hw.h" +#include "hw/irq.h" #include "hw/m68k/next-cube.h" #include "hw/boards.h" #include "hw/loader.h" @@ -22,6 +23,7 @@ #include "hw/sysbus.h" #include "hw/char/escc.h" /* ZILOG 8530 Serial Emulation */ #include "hw/block/fdc.h" +#include "hw/qdev-properties.h" #include "qapi/error.h" #include "ui/console.h" #include "target/m68k/cpu.h" @@ -815,6 +817,39 @@ void next_irq(void *opaque, int number, int level) } } +static void next_serial_irq(void *opaque, int n, int level) +{ + /* DPRINTF("SCC IRQ NUM %i\n",n); */ + if (n) { + next_irq(opaque, NEXT_SCC_DMA_I, level); + } else { + next_irq(opaque, NEXT_SCC_I, level); + } +} + +static void next_escc_init(M68kCPU *cpu) +{ + qemu_irq *ser_irq = qemu_allocate_irqs(next_serial_irq, cpu, 2); + DeviceState *dev; + SysBusDevice *s; + + dev = qdev_create(NULL, TYPE_ESCC); + qdev_prop_set_uint32(dev, "disabled", 0); + qdev_prop_set_uint32(dev, "frequency", 9600 * 384); + qdev_prop_set_uint32(dev, "it_shift", 0); + qdev_prop_set_bit(dev, "bit_swap", true); + qdev_prop_set_chr(dev, "chrB", serial_hd(1)); + qdev_prop_set_chr(dev, "chrA", serial_hd(0)); + qdev_prop_set_uint32(dev, "chnBtype", escc_serial); + qdev_prop_set_uint32(dev, "chnAtype", escc_serial); + qdev_init_nofail(dev); + + s = SYS_BUS_DEVICE(dev); + sysbus_connect_irq(s, 0, ser_irq[0]); + sysbus_connect_irq(s, 1, ser_irq[1]); + sysbus_mmio_map(s, 0, 0x2118000); +} + static void next_cube_init(MachineState *machine) { M68kCPU *cpu; @@ -906,8 +941,10 @@ static void next_cube_init(MachineState *machine) } } - /* TODO: */ /* Serial */ + next_escc_init(cpu); + + /* TODO: */ /* Network */ /* SCSI */ |