/* see docs/specs/pci-serial.txt */
+#include "qemu/osdep.h"
+#include "qapi/error.h"
#include "hw/char/serial.h"
#include "hw/pci/pci.h"
-#include "qapi/qmp/qerror.h"
#define PCI_SERIAL_MAX_PORTS 4
typedef struct PCISerialState {
PCIDevice dev;
SerialState state;
+ uint8_t prog_if;
} PCISerialState;
typedef struct PCIMultiSerialState {
SerialState state[PCI_SERIAL_MAX_PORTS];
uint32_t level[PCI_SERIAL_MAX_PORTS];
qemu_irq *irqs;
+ uint8_t prog_if;
} PCIMultiSerialState;
-static int serial_pci_init(PCIDevice *dev)
+static void multi_serial_pci_exit(PCIDevice *dev);
+
+static void serial_pci_realize(PCIDevice *dev, Error **errp)
{
PCISerialState *pci = DO_UPCAST(PCISerialState, dev, dev);
SerialState *s = &pci->state;
s->baudbase = 115200;
serial_realize_core(s, &err);
if (err != NULL) {
- qerror_report_err(err);
- error_free(err);
- return -1;
+ error_propagate(errp, err);
+ return;
}
+ pci->dev.config[PCI_CLASS_PROG] = pci->prog_if;
pci->dev.config[PCI_INTERRUPT_PIN] = 0x01;
- s->irq = pci->dev.irq[0];
+ s->irq = pci_allocate_irq(&pci->dev);
memory_region_init_io(&s->io, OBJECT(pci), &serial_io_ops, s, "serial", 8);
pci_register_bar(&pci->dev, 0, PCI_BASE_ADDRESS_SPACE_IO, &s->io);
- return 0;
}
static void multi_serial_irq_mux(void *opaque, int n, int level)
pending = 1;
}
}
- qemu_set_irq(pci->dev.irq[0], pending);
+ pci_set_irq(&pci->dev, pending);
}
-static int multi_serial_pci_init(PCIDevice *dev)
+static void multi_serial_pci_realize(PCIDevice *dev, Error **errp)
{
PCIDeviceClass *pc = PCI_DEVICE_GET_CLASS(dev);
PCIMultiSerialState *pci = DO_UPCAST(PCIMultiSerialState, dev, dev);
SerialState *s;
Error *err = NULL;
- int i;
+ int i, nr_ports = 0;
switch (pc->device_id) {
case 0x0003:
- pci->ports = 2;
+ nr_ports = 2;
break;
case 0x0004:
- pci->ports = 4;
+ nr_ports = 4;
break;
}
- assert(pci->ports > 0);
- assert(pci->ports <= PCI_SERIAL_MAX_PORTS);
+ assert(nr_ports > 0);
+ assert(nr_ports <= PCI_SERIAL_MAX_PORTS);
+ pci->dev.config[PCI_CLASS_PROG] = pci->prog_if;
pci->dev.config[PCI_INTERRUPT_PIN] = 0x01;
- memory_region_init(&pci->iobar, OBJECT(pci), "multiserial", 8 * pci->ports);
+ memory_region_init(&pci->iobar, OBJECT(pci), "multiserial", 8 * nr_ports);
pci_register_bar(&pci->dev, 0, PCI_BASE_ADDRESS_SPACE_IO, &pci->iobar);
pci->irqs = qemu_allocate_irqs(multi_serial_irq_mux, pci,
- pci->ports);
+ nr_ports);
- for (i = 0; i < pci->ports; i++) {
+ for (i = 0; i < nr_ports; i++) {
s = pci->state + i;
s->baudbase = 115200;
serial_realize_core(s, &err);
if (err != NULL) {
- qerror_report_err(err);
- error_free(err);
- return -1;
+ error_propagate(errp, err);
+ multi_serial_pci_exit(dev);
+ return;
}
s->irq = pci->irqs[i];
pci->name[i] = g_strdup_printf("uart #%d", i+1);
memory_region_init_io(&s->io, OBJECT(pci), &serial_io_ops, s,
pci->name[i], 8);
memory_region_add_subregion(&pci->iobar, 8 * i, &s->io);
+ pci->ports++;
}
- return 0;
}
static void serial_pci_exit(PCIDevice *dev)
SerialState *s = &pci->state;
serial_exit_core(s);
- memory_region_destroy(&s->io);
+ qemu_free_irq(s->irq);
}
static void multi_serial_pci_exit(PCIDevice *dev)
for (i = 0; i < pci->ports; i++) {
s = pci->state + i;
serial_exit_core(s);
- memory_region_destroy(&s->io);
+ memory_region_del_subregion(&pci->iobar, &s->io);
g_free(pci->name[i]);
}
- memory_region_destroy(&pci->iobar);
- qemu_free_irqs(pci->irqs);
+ qemu_free_irqs(pci->irqs, pci->ports);
}
static const VMStateDescription vmstate_pci_serial = {
.name = "pci-serial",
.version_id = 1,
.minimum_version_id = 1,
- .fields = (VMStateField[]) {
+ .fields = (VMStateField[]) {
VMSTATE_PCI_DEVICE(dev, PCISerialState),
VMSTATE_STRUCT(state, PCISerialState, 0, vmstate_serial, SerialState),
VMSTATE_END_OF_LIST()
.name = "pci-serial-multi",
.version_id = 1,
.minimum_version_id = 1,
- .fields = (VMStateField[]) {
+ .fields = (VMStateField[]) {
VMSTATE_PCI_DEVICE(dev, PCIMultiSerialState),
VMSTATE_STRUCT_ARRAY(state, PCIMultiSerialState, PCI_SERIAL_MAX_PORTS,
0, vmstate_serial, SerialState),
static Property serial_pci_properties[] = {
DEFINE_PROP_CHR("chardev", PCISerialState, state.chr),
+ DEFINE_PROP_UINT8("prog_if", PCISerialState, prog_if, 0x02),
DEFINE_PROP_END_OF_LIST(),
};
static Property multi_2x_serial_pci_properties[] = {
DEFINE_PROP_CHR("chardev1", PCIMultiSerialState, state[0].chr),
DEFINE_PROP_CHR("chardev2", PCIMultiSerialState, state[1].chr),
+ DEFINE_PROP_UINT8("prog_if", PCIMultiSerialState, prog_if, 0x02),
DEFINE_PROP_END_OF_LIST(),
};
DEFINE_PROP_CHR("chardev2", PCIMultiSerialState, state[1].chr),
DEFINE_PROP_CHR("chardev3", PCIMultiSerialState, state[2].chr),
DEFINE_PROP_CHR("chardev4", PCIMultiSerialState, state[3].chr),
+ DEFINE_PROP_UINT8("prog_if", PCIMultiSerialState, prog_if, 0x02),
DEFINE_PROP_END_OF_LIST(),
};
{
DeviceClass *dc = DEVICE_CLASS(klass);
PCIDeviceClass *pc = PCI_DEVICE_CLASS(klass);
- pc->init = serial_pci_init;
+ pc->realize = serial_pci_realize;
pc->exit = serial_pci_exit;
pc->vendor_id = PCI_VENDOR_ID_REDHAT;
pc->device_id = PCI_DEVICE_ID_REDHAT_SERIAL;
{
DeviceClass *dc = DEVICE_CLASS(klass);
PCIDeviceClass *pc = PCI_DEVICE_CLASS(klass);
- pc->init = multi_serial_pci_init;
+ pc->realize = multi_serial_pci_realize;
pc->exit = multi_serial_pci_exit;
pc->vendor_id = PCI_VENDOR_ID_REDHAT;
pc->device_id = PCI_DEVICE_ID_REDHAT_SERIAL2;
{
DeviceClass *dc = DEVICE_CLASS(klass);
PCIDeviceClass *pc = PCI_DEVICE_CLASS(klass);
- pc->init = multi_serial_pci_init;
+ pc->realize = multi_serial_pci_realize;
pc->exit = multi_serial_pci_exit;
pc->vendor_id = PCI_VENDOR_ID_REDHAT;
pc->device_id = PCI_DEVICE_ID_REDHAT_SERIAL4;
.parent = TYPE_PCI_DEVICE,
.instance_size = sizeof(PCISerialState),
.class_init = serial_pci_class_initfn,
+ .interfaces = (InterfaceInfo[]) {
+ { INTERFACE_CONVENTIONAL_PCI_DEVICE },
+ { },
+ },
};
static const TypeInfo multi_2x_serial_pci_info = {
.parent = TYPE_PCI_DEVICE,
.instance_size = sizeof(PCIMultiSerialState),
.class_init = multi_2x_serial_pci_class_initfn,
+ .interfaces = (InterfaceInfo[]) {
+ { INTERFACE_CONVENTIONAL_PCI_DEVICE },
+ { },
+ },
};
static const TypeInfo multi_4x_serial_pci_info = {
.parent = TYPE_PCI_DEVICE,
.instance_size = sizeof(PCIMultiSerialState),
.class_init = multi_4x_serial_pci_class_initfn,
+ .interfaces = (InterfaceInfo[]) {
+ { INTERFACE_CONVENTIONAL_PCI_DEVICE },
+ { },
+ },
};
static void serial_pci_register_types(void)
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