diff options
Diffstat (limited to 'hw/char/serial-pci.c')
| -rw-r--r-- | hw/char/serial-pci.c | 170 |
1 files changed, 0 insertions, 170 deletions
diff --git a/hw/char/serial-pci.c b/hw/char/serial-pci.c index cb0d04c1d9..2d5ffae5cf 100644 --- a/hw/char/serial-pci.c +++ b/hw/char/serial-pci.c @@ -30,26 +30,12 @@ #include "hw/char/serial.h" #include "hw/pci/pci.h" -#define PCI_SERIAL_MAX_PORTS 4 - typedef struct PCISerialState { PCIDevice dev; SerialState state; uint8_t prog_if; } PCISerialState; -typedef struct PCIMultiSerialState { - PCIDevice dev; - MemoryRegion iobar; - uint32_t ports; - char *name[PCI_SERIAL_MAX_PORTS]; - SerialState state[PCI_SERIAL_MAX_PORTS]; - uint32_t level[PCI_SERIAL_MAX_PORTS]; - qemu_irq *irqs; - uint8_t prog_if; -} PCIMultiSerialState; - -static void multi_serial_pci_exit(PCIDevice *dev); static void serial_pci_realize(PCIDevice *dev, Error **errp) { @@ -72,64 +58,6 @@ static void serial_pci_realize(PCIDevice *dev, Error **errp) pci_register_bar(&pci->dev, 0, PCI_BASE_ADDRESS_SPACE_IO, &s->io); } -static void multi_serial_irq_mux(void *opaque, int n, int level) -{ - PCIMultiSerialState *pci = opaque; - int i, pending = 0; - - pci->level[n] = level; - for (i = 0; i < pci->ports; i++) { - if (pci->level[i]) { - pending = 1; - } - } - pci_set_irq(&pci->dev, pending); -} - -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, nr_ports = 0; - - switch (pc->device_id) { - case 0x0003: - nr_ports = 2; - break; - case 0x0004: - nr_ports = 4; - break; - } - 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 * 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, - nr_ports); - - for (i = 0; i < nr_ports; i++) { - s = pci->state + i; - s->baudbase = 115200; - serial_realize_core(s, &err); - if (err != NULL) { - 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++; - } -} - static void serial_pci_exit(PCIDevice *dev) { PCISerialState *pci = DO_UPCAST(PCISerialState, dev, dev); @@ -139,21 +67,6 @@ static void serial_pci_exit(PCIDevice *dev) qemu_free_irq(s->irq); } -static void multi_serial_pci_exit(PCIDevice *dev) -{ - PCIMultiSerialState *pci = DO_UPCAST(PCIMultiSerialState, dev, dev); - SerialState *s; - int i; - - for (i = 0; i < pci->ports; i++) { - s = pci->state + i; - serial_exit_core(s); - memory_region_del_subregion(&pci->iobar, &s->io); - g_free(pci->name[i]); - } - qemu_free_irqs(pci->irqs, pci->ports); -} - static const VMStateDescription vmstate_pci_serial = { .name = "pci-serial", .version_id = 1, @@ -165,41 +78,12 @@ static const VMStateDescription vmstate_pci_serial = { } }; -static const VMStateDescription vmstate_pci_multi_serial = { - .name = "pci-serial-multi", - .version_id = 1, - .minimum_version_id = 1, - .fields = (VMStateField[]) { - VMSTATE_PCI_DEVICE(dev, PCIMultiSerialState), - VMSTATE_STRUCT_ARRAY(state, PCIMultiSerialState, PCI_SERIAL_MAX_PORTS, - 0, vmstate_serial, SerialState), - VMSTATE_UINT32_ARRAY(level, PCIMultiSerialState, PCI_SERIAL_MAX_PORTS), - VMSTATE_END_OF_LIST() - } -}; - 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(), -}; - -static Property multi_4x_serial_pci_properties[] = { - DEFINE_PROP_CHR("chardev1", PCIMultiSerialState, state[0].chr), - 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(), -}; - static void serial_pci_class_initfn(ObjectClass *klass, void *data) { DeviceClass *dc = DEVICE_CLASS(klass); @@ -215,36 +99,6 @@ static void serial_pci_class_initfn(ObjectClass *klass, void *data) set_bit(DEVICE_CATEGORY_INPUT, dc->categories); } -static void multi_2x_serial_pci_class_initfn(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - PCIDeviceClass *pc = PCI_DEVICE_CLASS(klass); - 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; - pc->revision = 1; - pc->class_id = PCI_CLASS_COMMUNICATION_SERIAL; - dc->vmsd = &vmstate_pci_multi_serial; - dc->props = multi_2x_serial_pci_properties; - set_bit(DEVICE_CATEGORY_INPUT, dc->categories); -} - -static void multi_4x_serial_pci_class_initfn(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - PCIDeviceClass *pc = PCI_DEVICE_CLASS(klass); - 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; - pc->revision = 1; - pc->class_id = PCI_CLASS_COMMUNICATION_SERIAL; - dc->vmsd = &vmstate_pci_multi_serial; - dc->props = multi_4x_serial_pci_properties; - set_bit(DEVICE_CATEGORY_INPUT, dc->categories); -} - static const TypeInfo serial_pci_info = { .name = "pci-serial", .parent = TYPE_PCI_DEVICE, @@ -256,33 +110,9 @@ static const TypeInfo serial_pci_info = { }, }; -static const TypeInfo multi_2x_serial_pci_info = { - .name = "pci-serial-2x", - .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 = { - .name = "pci-serial-4x", - .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) { type_register_static(&serial_pci_info); - type_register_static(&multi_2x_serial_pci_info); - type_register_static(&multi_4x_serial_pci_info); } type_init(serial_pci_register_types) |