#include "loader.h"
#include "range.h"
#include "qmp-commands.h"
+#include "msi.h"
+#include "msix.h"
//#define DEBUG_PCI
#ifdef DEBUG_PCI
static char *pcibus_get_fw_dev_path(DeviceState *dev);
static int pcibus_reset(BusState *qbus);
-struct BusInfo pci_bus_info = {
- .name = "PCI",
- .size = sizeof(PCIBus),
- .print_dev = pcibus_dev_print,
- .get_dev_path = pcibus_get_dev_path,
- .get_fw_dev_path = pcibus_get_fw_dev_path,
- .reset = pcibus_reset,
- .props = (Property[]) {
- DEFINE_PROP_PCI_DEVFN("addr", PCIDevice, devfn, -1),
- DEFINE_PROP_STRING("romfile", PCIDevice, romfile),
- DEFINE_PROP_UINT32("rombar", PCIDevice, rom_bar, 1),
- DEFINE_PROP_BIT("multifunction", PCIDevice, cap_present,
- QEMU_PCI_CAP_MULTIFUNCTION_BITNR, false),
- DEFINE_PROP_BIT("command_serr_enable", PCIDevice, cap_present,
- QEMU_PCI_CAP_SERR_BITNR, true),
- DEFINE_PROP_END_OF_LIST()
- }
+static Property pci_props[] = {
+ DEFINE_PROP_PCI_DEVFN("addr", PCIDevice, devfn, -1),
+ DEFINE_PROP_STRING("romfile", PCIDevice, romfile),
+ DEFINE_PROP_UINT32("rombar", PCIDevice, rom_bar, 1),
+ DEFINE_PROP_BIT("multifunction", PCIDevice, cap_present,
+ QEMU_PCI_CAP_MULTIFUNCTION_BITNR, false),
+ DEFINE_PROP_BIT("command_serr_enable", PCIDevice, cap_present,
+ QEMU_PCI_CAP_SERR_BITNR, true),
+ DEFINE_PROP_END_OF_LIST()
+};
+
+static void pci_bus_class_init(ObjectClass *klass, void *data)
+{
+ BusClass *k = BUS_CLASS(klass);
+
+ k->print_dev = pcibus_dev_print;
+ k->get_dev_path = pcibus_get_dev_path;
+ k->get_fw_dev_path = pcibus_get_fw_dev_path;
+ k->reset = pcibus_reset;
+}
+
+static const TypeInfo pci_bus_info = {
+ .name = TYPE_PCI_BUS,
+ .parent = TYPE_BUS,
+ .instance_size = sizeof(PCIBus),
+ .class_init = pci_bus_class_init,
};
+static PCIBus *pci_find_bus_nr(PCIBus *bus, int bus_num);
static void pci_update_mappings(PCIDevice *d);
static void pci_set_irq(void *opaque, int irq_num, int level);
static int pci_add_option_rom(PCIDevice *pdev, bool is_default_rom);
}
}
pci_update_mappings(dev);
+
+ msi_reset(dev);
+ msix_reset(dev);
}
/*
MemoryRegion *address_space_io,
uint8_t devfn_min)
{
- qbus_create_inplace(&bus->qbus, &pci_bus_info, parent, name);
+ qbus_create_inplace(&bus->qbus, TYPE_PCI_BUS, parent, name);
assert(PCI_FUNC(devfn_min) == 0);
bus->devfn_min = devfn_min;
bus->address_space_mem = address_space_mem;
PCIBus *bus;
bus = g_malloc0(sizeof(*bus));
- bus->qbus.qdev_allocated = 1;
+ bus->qbus.glib_allocated = true;
pci_bus_new_inplace(bus, parent, name, address_space_mem,
address_space_io, devfn_min);
return bus;
* Parse [[<domain>:]<bus>:]<slot>, return -1 on error if funcp == NULL
* [[<domain>:]<bus>:]<slot>.<func>, return -1 on error
*/
-int pci_parse_devaddr(const char *addr, int *domp, int *busp,
+static int pci_parse_devaddr(const char *addr, int *domp, int *busp,
unsigned int *slotp, unsigned int *funcp)
{
const char *p;
if (*e)
return -1;
- /* Note: QEMU doesn't implement domains other than 0 */
- if (!pci_find_bus(pci_find_root_bus(dom), bus))
- return -1;
-
*domp = dom;
*busp = bus;
*slotp = slot;
if (!devaddr) {
*devfnp = -1;
- return pci_find_bus(pci_find_root_bus(0), 0);
+ return pci_find_bus_nr(pci_find_root_bus(0), 0);
}
if (pci_parse_devaddr(devaddr, &dom, &bus, &slot, NULL) < 0) {
}
*devfnp = PCI_DEVFN(slot, 0);
- return pci_find_bus(pci_find_root_bus(dom), bus);
+ return pci_find_bus_nr(pci_find_root_bus(dom), bus);
}
static void pci_init_cmask(PCIDevice *dev)
PCI_STATUS_SIG_SYSTEM_ERROR | PCI_STATUS_DETECTED_PARITY);
}
-static void pci_init_wmask_bridge(PCIDevice *d)
+static void pci_init_mask_bridge(PCIDevice *d)
{
/* PCI_PRIMARY_BUS, PCI_SECONDARY_BUS, PCI_SUBORDINATE_BUS and
PCI_SEC_LETENCY_TIMER */
/* PCI_PREF_BASE_UPPER32 and PCI_PREF_LIMIT_UPPER32 */
memset(d->wmask + PCI_PREF_BASE_UPPER32, 0xff, 8);
+ /* Supported memory and i/o types */
+ d->config[PCI_IO_BASE] |= PCI_IO_RANGE_TYPE_16;
+ d->config[PCI_IO_LIMIT] |= PCI_IO_RANGE_TYPE_16;
+ pci_word_test_and_set_mask(d->config + PCI_PREF_MEMORY_BASE,
+ PCI_PREF_RANGE_TYPE_64);
+ pci_word_test_and_set_mask(d->config + PCI_PREF_MEMORY_LIMIT,
+ PCI_PREF_RANGE_TYPE_64);
+
/* TODO: add this define to pci_regs.h in linux and then in qemu. */
#define PCI_BRIDGE_CTL_VGA_16BIT 0x10 /* VGA 16-bit decode */
#define PCI_BRIDGE_CTL_DISCARD 0x100 /* Primary discard timer */
* completeness. */
pci_set_word(d->w1cmask + PCI_BRIDGE_CONTROL,
PCI_BRIDGE_CTL_DISCARD_STATUS);
+ d->cmask[PCI_IO_BASE] |= PCI_IO_RANGE_TYPE_MASK;
+ d->cmask[PCI_IO_LIMIT] |= PCI_IO_RANGE_TYPE_MASK;
+ pci_word_test_and_set_mask(d->cmask + PCI_PREF_MEMORY_BASE,
+ PCI_PREF_RANGE_TYPE_MASK);
+ pci_word_test_and_set_mask(d->cmask + PCI_PREF_MEMORY_LIMIT,
+ PCI_PREF_RANGE_TYPE_MASK);
}
static int pci_init_multifunction(PCIBus *bus, PCIDevice *dev)
pci_init_wmask(pci_dev);
pci_init_w1cmask(pci_dev);
if (pc->is_bridge) {
- pci_init_wmask_bridge(pci_dev);
+ pci_init_mask_bridge(pci_dev);
}
if (pci_init_multifunction(bus, pci_dev)) {
pci_config_free(pci_dev);
pci_unregister_io_regions(pci_dev);
pci_del_option_rom(pci_dev);
- g_free(pci_dev->romfile);
do_pci_unregister_device(pci_dev);
return 0;
}
if (range_covers_byte(addr, l, PCI_COMMAND))
pci_update_irq_disabled(d, was_irq_disabled);
+
+ msi_write_config(d, addr, val, l);
+ msix_write_config(d, addr, val, l);
}
/***********************************************************/
};
static void pci_for_each_device_under_bus(PCIBus *bus,
- void (*fn)(PCIBus *b, PCIDevice *d))
+ void (*fn)(PCIBus *b, PCIDevice *d,
+ void *opaque),
+ void *opaque)
{
PCIDevice *d;
int devfn;
for(devfn = 0; devfn < ARRAY_SIZE(bus->devices); devfn++) {
d = bus->devices[devfn];
if (d) {
- fn(bus, d);
+ fn(bus, d, opaque);
}
}
}
void pci_for_each_device(PCIBus *bus, int bus_num,
- void (*fn)(PCIBus *b, PCIDevice *d))
+ void (*fn)(PCIBus *b, PCIDevice *d, void *opaque),
+ void *opaque)
{
- bus = pci_find_bus(bus, bus_num);
+ bus = pci_find_bus_nr(bus, bus_num);
if (bus) {
- pci_for_each_device_under_bus(bus, fn);
+ pci_for_each_device_under_bus(bus, fn, opaque);
}
}
info->bus.prefetchable_range->limit = pci_bridge_get_limit(dev, PCI_BASE_ADDRESS_MEM_PREFETCH);
if (dev->config[PCI_SECONDARY_BUS] != 0) {
- PCIBus *child_bus = pci_find_bus(bus, dev->config[PCI_SECONDARY_BUS]);
+ PCIBus *child_bus = pci_find_bus_nr(bus, dev->config[PCI_SECONDARY_BUS]);
if (child_bus) {
info->has_devices = true;
info->devices = qmp_query_pci_devices(child_bus, dev->config[PCI_SECONDARY_BUS]);
{
PciInfo *info = NULL;
- bus = pci_find_bus(bus, bus_num);
+ bus = pci_find_bus_nr(bus, bus_num);
if (bus) {
info = g_malloc0(sizeof(*info));
info->bus = bus_num;
bus_num <= dev->config[PCI_SUBORDINATE_BUS];
}
-PCIBus *pci_find_bus(PCIBus *bus, int bus_num)
+static PCIBus *pci_find_bus_nr(PCIBus *bus, int bus_num)
{
PCIBus *sec;
PCIDevice *pci_find_device(PCIBus *bus, int bus_num, uint8_t devfn)
{
- bus = pci_find_bus(bus, bus_num);
+ bus = pci_find_bus_nr(bus, bus_num);
if (!bus)
return NULL;
qerror_report(QERR_DEVICE_NO_HOTPLUG, object_get_typename(OBJECT(dev)));
return -1;
}
- object_unparent(OBJECT(dev));
return dev->bus->hotplug(dev->bus->hotplug_qdev, dev,
PCI_HOTPLUG_DISABLED);
}
DeviceState *dev;
dev = qdev_create(&bus->qbus, name);
- qdev_prop_set_uint32(dev, "addr", devfn);
+ qdev_prop_set_int32(dev, "addr", devfn);
qdev_prop_set_bit(dev, "multifunction", multifunction);
return PCI_DEVICE(dev);
}
k->init = pci_qdev_init;
k->unplug = pci_unplug_device;
k->exit = pci_unregister_device;
- k->bus_info = &pci_bus_info;
+ k->bus_type = TYPE_PCI_BUS;
+ k->props = pci_props;
}
static TypeInfo pci_device_type_info = {
.class_init = pci_device_class_init,
};
-static void pci_register_devices(void)
+static void pci_register_types(void)
{
+ type_register_static(&pci_bus_info);
type_register_static(&pci_device_type_info);
}
-device_init(pci_register_devices);
+type_init(pci_register_types)