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-rw-r--r--hw/isa-bus.c282
1 files changed, 0 insertions, 282 deletions
diff --git a/hw/isa-bus.c b/hw/isa-bus.c
deleted file mode 100644
index 67ff8fd314..0000000000
--- a/hw/isa-bus.c
+++ /dev/null
@@ -1,282 +0,0 @@
-/*
- * isa bus support for qdev.
- *
- * Copyright (c) 2009 Gerd Hoffmann <kraxel@redhat.com>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, see <http://www.gnu.org/licenses/>.
- */
-#include "hw/hw.h"
-#include "monitor/monitor.h"
-#include "hw/sysbus.h"
-#include "sysemu/sysemu.h"
-#include "hw/isa.h"
-#include "exec/address-spaces.h"
-
-static ISABus *isabus;
-hwaddr isa_mem_base = 0;
-
-static void isabus_dev_print(Monitor *mon, DeviceState *dev, int indent);
-static char *isabus_get_fw_dev_path(DeviceState *dev);
-
-static void isa_bus_class_init(ObjectClass *klass, void *data)
-{
- BusClass *k = BUS_CLASS(klass);
-
- k->print_dev = isabus_dev_print;
- k->get_fw_dev_path = isabus_get_fw_dev_path;
-}
-
-static const TypeInfo isa_bus_info = {
- .name = TYPE_ISA_BUS,
- .parent = TYPE_BUS,
- .instance_size = sizeof(ISABus),
- .class_init = isa_bus_class_init,
-};
-
-ISABus *isa_bus_new(DeviceState *dev, MemoryRegion *address_space_io)
-{
- if (isabus) {
- fprintf(stderr, "Can't create a second ISA bus\n");
- return NULL;
- }
- if (NULL == dev) {
- dev = qdev_create(NULL, "isabus-bridge");
- qdev_init_nofail(dev);
- }
-
- isabus = FROM_QBUS(ISABus, qbus_create(TYPE_ISA_BUS, dev, NULL));
- isabus->address_space_io = address_space_io;
- return isabus;
-}
-
-void isa_bus_irqs(ISABus *bus, qemu_irq *irqs)
-{
- if (!bus) {
- hw_error("Can't set isa irqs with no isa bus present.");
- }
- bus->irqs = irqs;
-}
-
-/*
- * isa_get_irq() returns the corresponding qemu_irq entry for the i8259.
- *
- * This function is only for special cases such as the 'ferr', and
- * temporary use for normal devices until they are converted to qdev.
- */
-qemu_irq isa_get_irq(ISADevice *dev, int isairq)
-{
- assert(!dev || DO_UPCAST(ISABus, qbus, dev->qdev.parent_bus) == isabus);
- if (isairq < 0 || isairq > 15) {
- hw_error("isa irq %d invalid", isairq);
- }
- return isabus->irqs[isairq];
-}
-
-void isa_init_irq(ISADevice *dev, qemu_irq *p, int isairq)
-{
- assert(dev->nirqs < ARRAY_SIZE(dev->isairq));
- dev->isairq[dev->nirqs] = isairq;
- *p = isa_get_irq(dev, isairq);
- dev->nirqs++;
-}
-
-static inline void isa_init_ioport(ISADevice *dev, uint16_t ioport)
-{
- if (dev && (dev->ioport_id == 0 || ioport < dev->ioport_id)) {
- dev->ioport_id = ioport;
- }
-}
-
-void isa_register_ioport(ISADevice *dev, MemoryRegion *io, uint16_t start)
-{
- memory_region_add_subregion(isabus->address_space_io, start, io);
- isa_init_ioport(dev, start);
-}
-
-void isa_register_portio_list(ISADevice *dev, uint16_t start,
- const MemoryRegionPortio *pio_start,
- void *opaque, const char *name)
-{
- PortioList *piolist = g_new(PortioList, 1);
-
- /* START is how we should treat DEV, regardless of the actual
- contents of the portio array. This is how the old code
- actually handled e.g. the FDC device. */
- isa_init_ioport(dev, start);
-
- portio_list_init(piolist, pio_start, opaque, name);
- portio_list_add(piolist, isabus->address_space_io, start);
-}
-
-static int isa_qdev_init(DeviceState *qdev)
-{
- ISADevice *dev = ISA_DEVICE(qdev);
- ISADeviceClass *klass = ISA_DEVICE_GET_CLASS(dev);
-
- if (klass->init) {
- return klass->init(dev);
- }
-
- return 0;
-}
-
-static void isa_device_init(Object *obj)
-{
- ISADevice *dev = ISA_DEVICE(obj);
-
- dev->isairq[0] = -1;
- dev->isairq[1] = -1;
-}
-
-ISADevice *isa_create(ISABus *bus, const char *name)
-{
- DeviceState *dev;
-
- if (!bus) {
- hw_error("Tried to create isa device %s with no isa bus present.",
- name);
- }
- dev = qdev_create(&bus->qbus, name);
- return ISA_DEVICE(dev);
-}
-
-ISADevice *isa_try_create(ISABus *bus, const char *name)
-{
- DeviceState *dev;
-
- if (!bus) {
- hw_error("Tried to create isa device %s with no isa bus present.",
- name);
- }
- dev = qdev_try_create(&bus->qbus, name);
- return ISA_DEVICE(dev);
-}
-
-ISADevice *isa_create_simple(ISABus *bus, const char *name)
-{
- ISADevice *dev;
-
- dev = isa_create(bus, name);
- qdev_init_nofail(&dev->qdev);
- return dev;
-}
-
-ISADevice *isa_vga_init(ISABus *bus)
-{
- switch (vga_interface_type) {
- case VGA_CIRRUS:
- return isa_create_simple(bus, "isa-cirrus-vga");
- case VGA_QXL:
- fprintf(stderr, "%s: qxl: no PCI bus\n", __func__);
- return NULL;
- case VGA_STD:
- return isa_create_simple(bus, "isa-vga");
- case VGA_VMWARE:
- fprintf(stderr, "%s: vmware_vga: no PCI bus\n", __func__);
- return NULL;
- case VGA_NONE:
- default:
- return NULL;
- }
-}
-
-static void isabus_dev_print(Monitor *mon, DeviceState *dev, int indent)
-{
- ISADevice *d = ISA_DEVICE(dev);
-
- if (d->isairq[1] != -1) {
- monitor_printf(mon, "%*sisa irqs %d,%d\n", indent, "",
- d->isairq[0], d->isairq[1]);
- } else if (d->isairq[0] != -1) {
- monitor_printf(mon, "%*sisa irq %d\n", indent, "",
- d->isairq[0]);
- }
-}
-
-static int isabus_bridge_init(SysBusDevice *dev)
-{
- /* nothing */
- return 0;
-}
-
-static void isabus_bridge_class_init(ObjectClass *klass, void *data)
-{
- DeviceClass *dc = DEVICE_CLASS(klass);
- SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
-
- k->init = isabus_bridge_init;
- dc->fw_name = "isa";
- dc->no_user = 1;
-}
-
-static const TypeInfo isabus_bridge_info = {
- .name = "isabus-bridge",
- .parent = TYPE_SYS_BUS_DEVICE,
- .instance_size = sizeof(SysBusDevice),
- .class_init = isabus_bridge_class_init,
-};
-
-static void isa_device_class_init(ObjectClass *klass, void *data)
-{
- DeviceClass *k = DEVICE_CLASS(klass);
- k->init = isa_qdev_init;
- k->bus_type = TYPE_ISA_BUS;
-}
-
-static const TypeInfo isa_device_type_info = {
- .name = TYPE_ISA_DEVICE,
- .parent = TYPE_DEVICE,
- .instance_size = sizeof(ISADevice),
- .instance_init = isa_device_init,
- .abstract = true,
- .class_size = sizeof(ISADeviceClass),
- .class_init = isa_device_class_init,
-};
-
-static void isabus_register_types(void)
-{
- type_register_static(&isa_bus_info);
- type_register_static(&isabus_bridge_info);
- type_register_static(&isa_device_type_info);
-}
-
-static char *isabus_get_fw_dev_path(DeviceState *dev)
-{
- ISADevice *d = (ISADevice*)dev;
- char path[40];
- int off;
-
- off = snprintf(path, sizeof(path), "%s", qdev_fw_name(dev));
- if (d->ioport_id) {
- snprintf(path + off, sizeof(path) - off, "@%04x", d->ioport_id);
- }
-
- return g_strdup(path);
-}
-
-MemoryRegion *isa_address_space(ISADevice *dev)
-{
- return get_system_memory();
-}
-
-MemoryRegion *isa_address_space_io(ISADevice *dev)
-{
- if (dev) {
- return isa_bus_from_device(dev)->address_space_io;
- }
-
- return isabus->address_space_io;
-}
-
-type_init(isabus_register_types)
generated by cgit v1.2.1 (git 2.18.0) at 2024-07-09 03:29:14 +0000