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>
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@ -11,3 +11,4 @@ config MCF5208
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config NEXTCUBE
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config NEXTCUBE
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bool
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bool
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select FRAMEBUFFER
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select FRAMEBUFFER
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select ESCC
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@ -10,11 +10,12 @@
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*/
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*/
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#include "qemu/osdep.h"
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#include "qemu/osdep.h"
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#include "cpu.h"
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#include "exec/hwaddr.h"
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#include "exec/hwaddr.h"
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#include "exec/address-spaces.h"
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#include "exec/address-spaces.h"
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#include "sysemu/sysemu.h"
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#include "sysemu/sysemu.h"
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#include "sysemu/qtest.h"
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#include "sysemu/qtest.h"
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#include "hw/hw.h"
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#include "hw/irq.h"
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#include "hw/m68k/next-cube.h"
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#include "hw/m68k/next-cube.h"
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#include "hw/boards.h"
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#include "hw/boards.h"
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#include "hw/loader.h"
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#include "hw/loader.h"
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@ -22,6 +23,7 @@
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#include "hw/sysbus.h"
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#include "hw/sysbus.h"
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#include "hw/char/escc.h" /* ZILOG 8530 Serial Emulation */
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#include "hw/char/escc.h" /* ZILOG 8530 Serial Emulation */
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#include "hw/block/fdc.h"
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#include "hw/block/fdc.h"
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#include "hw/qdev-properties.h"
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#include "qapi/error.h"
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#include "qapi/error.h"
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#include "ui/console.h"
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#include "ui/console.h"
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#include "target/m68k/cpu.h"
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#include "target/m68k/cpu.h"
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@ -815,6 +817,39 @@ void next_irq(void *opaque, int number, int level)
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}
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}
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}
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}
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static void next_serial_irq(void *opaque, int n, int level)
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{
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/* DPRINTF("SCC IRQ NUM %i\n",n); */
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if (n) {
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next_irq(opaque, NEXT_SCC_DMA_I, level);
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} else {
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next_irq(opaque, NEXT_SCC_I, level);
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}
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}
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static void next_escc_init(M68kCPU *cpu)
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{
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qemu_irq *ser_irq = qemu_allocate_irqs(next_serial_irq, cpu, 2);
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DeviceState *dev;
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SysBusDevice *s;
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dev = qdev_create(NULL, TYPE_ESCC);
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qdev_prop_set_uint32(dev, "disabled", 0);
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qdev_prop_set_uint32(dev, "frequency", 9600 * 384);
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qdev_prop_set_uint32(dev, "it_shift", 0);
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qdev_prop_set_bit(dev, "bit_swap", true);
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qdev_prop_set_chr(dev, "chrB", serial_hd(1));
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qdev_prop_set_chr(dev, "chrA", serial_hd(0));
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qdev_prop_set_uint32(dev, "chnBtype", escc_serial);
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qdev_prop_set_uint32(dev, "chnAtype", escc_serial);
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qdev_init_nofail(dev);
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s = SYS_BUS_DEVICE(dev);
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sysbus_connect_irq(s, 0, ser_irq[0]);
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sysbus_connect_irq(s, 1, ser_irq[1]);
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sysbus_mmio_map(s, 0, 0x2118000);
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}
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static void next_cube_init(MachineState *machine)
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static void next_cube_init(MachineState *machine)
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{
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{
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M68kCPU *cpu;
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M68kCPU *cpu;
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@ -906,8 +941,10 @@ static void next_cube_init(MachineState *machine)
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}
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}
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}
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}
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/* TODO: */
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/* Serial */
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/* Serial */
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next_escc_init(cpu);
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/* TODO: */
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/* Network */
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/* Network */
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/* SCSI */
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/* SCSI */
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@ -24,6 +24,17 @@ static const uint8_t kernel_mcf5208[] = {
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0x60, 0xfa /* bra.s loop */
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0x60, 0xfa /* bra.s loop */
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};
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};
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static const uint8_t bios_nextcube[] = {
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0x06, 0x00, 0x00, 0x00, /* Initial SP */
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0x01, 0x00, 0x00, 0x08, /* Initial PC */
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0x41, 0xf9, 0x02, 0x11, 0x80, 0x00, /* lea 0x02118000,%a0 */
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0x10, 0x3c, 0x00, 0x54, /* move.b #'T',%d0 */
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0x11, 0x7c, 0x00, 0x05, 0x00, 0x01, /* move.b #5,1(%a0) Sel TXCTRL */
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0x11, 0x7c, 0x00, 0x68, 0x00, 0x01, /* move.b #0x68,1(%a0) Enable TX */
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0x11, 0x40, 0x00, 0x03, /* move.b %d0,3(%a0) Print 'T' */
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0x60, 0xfa /* bra.s loop */
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};
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static const uint8_t kernel_pls3adsp1800[] = {
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static const uint8_t kernel_pls3adsp1800[] = {
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0xb0, 0x00, 0x84, 0x00, /* imm 0x8400 */
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0xb0, 0x00, 0x84, 0x00, /* imm 0x8400 */
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0x30, 0x60, 0x00, 0x04, /* addik r3,r0,4 */
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0x30, 0x60, 0x00, 0x04, /* addik r3,r0,4 */
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@ -117,6 +128,7 @@ static testdef_t tests[] = {
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{ "sparc64", "sun4u", "", "UltraSPARC" },
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{ "sparc64", "sun4u", "", "UltraSPARC" },
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{ "s390x", "s390-ccw-virtio", "", "device" },
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{ "s390x", "s390-ccw-virtio", "", "device" },
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{ "m68k", "mcf5208evb", "", "TT", sizeof(kernel_mcf5208), kernel_mcf5208 },
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{ "m68k", "mcf5208evb", "", "TT", sizeof(kernel_mcf5208), kernel_mcf5208 },
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{ "m68k", "next-cube", "", "TT", sizeof(bios_nextcube), 0, bios_nextcube },
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{ "microblaze", "petalogix-s3adsp1800", "", "TT",
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{ "microblaze", "petalogix-s3adsp1800", "", "TT",
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sizeof(kernel_pls3adsp1800), kernel_pls3adsp1800 },
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sizeof(kernel_pls3adsp1800), kernel_pls3adsp1800 },
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{ "microblazeel", "petalogix-ml605", "", "TT",
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{ "microblazeel", "petalogix-ml605", "", "TT",
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