Ultrasparc PCI host is called the PCI Bus Module (PBM). The APB is
the secondary PCI bridge. */
+#include "qemu/osdep.h"
#include "hw/sysbus.h"
#include "hw/pci/pci.h"
#include "hw/pci/pci_host.h"
#include "hw/pci-host/apb.h"
#include "sysemu/sysemu.h"
#include "exec/address-spaces.h"
+#include "qemu/log.h"
/* debug APB */
//#define DEBUG_APB
IOMMUState iommu;
uint32_t pci_control[16];
uint32_t pci_irq_map[8];
+ uint32_t pci_err_irq_map[4];
uint32_t obio_irq_map[32];
qemu_irq *pbm_irqs;
qemu_irq *ivec_irqs;
return &is->iommu_as;
}
+/* Called from RCU critical section */
static IOMMUTLBEntry pbm_translate_iommu(MemoryRegion *iommu, hwaddr addr,
bool is_write)
{
}
}
- tte = ldq_be_phys(&address_space_memory, baseaddr + offset);
+ tte = address_space_ldq_be(&address_space_memory, baseaddr + offset,
+ MEMTXATTRS_UNSPECIFIED, NULL);
if (!(tte & IOMMU_TTE_DATA_V)) {
/* Invalid mapping */
pbm_check_irqs(s);
}
break;
- case 0x1000 ... 0x1080: /* OBIO interrupt control */
+ case 0x1000 ... 0x107f: /* OBIO interrupt control */
if (addr & 4) {
unsigned int ino = ((addr & 0xff) >> 3);
s->obio_irq_map[ino] &= PBM_PCI_IMR_MASK;
val = 0;
}
break;
- case 0x1000 ... 0x1080: /* OBIO interrupt control */
+ case 0x1000 ... 0x107f: /* OBIO interrupt control */
if (addr & 4) {
val = s->obio_irq_map[(addr & 0xff) >> 3];
} else {
val = 0;
}
break;
+ case 0x1080 ... 0x108f: /* PCI bus error */
+ if (addr & 4) {
+ val = s->pci_err_irq_map[(addr & 0xf) >> 3];
+ } else {
+ val = 0;
+ }
+ break;
case 0x2000 ... 0x202f: /* PCI control */
val = s->pci_control[(addr & 0x3f) >> 2];
break;
}
}
-static int apb_pci_bridge_initfn(PCIDevice *dev)
+static void apb_pci_bridge_realize(PCIDevice *dev, Error **errp)
{
- int rc;
-
- rc = pci_bridge_initfn(dev, TYPE_PCI_BUS);
- if (rc < 0) {
- return rc;
- }
+ pci_bridge_initfn(dev, TYPE_PCI_BUS);
/*
* command register:
pci_set_word(dev->config + PCI_STATUS,
PCI_STATUS_FAST_BACK | PCI_STATUS_66MHZ |
PCI_STATUS_DEVSEL_MEDIUM);
- return 0;
}
PCIBus *pci_apb_init(hwaddr special_base,
/* Ultrasparc PBM main bus */
dev = qdev_create(NULL, TYPE_APB);
+ d = APB_DEVICE(dev);
+ phb = PCI_HOST_BRIDGE(dev);
+ phb->bus = pci_register_bus(DEVICE(phb), "pci",
+ pci_apb_set_irq, pci_pbm_map_irq, d,
+ &d->pci_mmio,
+ get_system_io(),
+ 0, 32, TYPE_PCI_BUS);
qdev_init_nofail(dev);
s = SYS_BUS_DEVICE(dev);
/* apb_config */
sysbus_mmio_map(s, 1, special_base + 0x1000000ULL);
/* pci_ioport */
sysbus_mmio_map(s, 2, special_base + 0x2000000ULL);
- d = APB_DEVICE(dev);
memory_region_init(&d->pci_mmio, OBJECT(s), "pci-mmio", 0x100000000ULL);
memory_region_add_subregion(get_system_memory(), mem_base, &d->pci_mmio);
- phb = PCI_HOST_BRIDGE(dev);
- phb->bus = pci_register_bus(DEVICE(phb), "pci",
- pci_apb_set_irq, pci_pbm_map_irq, d,
- &d->pci_mmio,
- get_system_io(),
- 0, 32, TYPE_PCI_BUS);
-
*pbm_irqs = d->pbm_irqs;
d->ivec_irqs = ivec_irqs;
for (i = 0; i < 8; i++) {
s->pci_irq_map[i] = (0x1f << 6) | (i << 2);
}
+ for (i = 0; i < 2; i++) {
+ s->pci_err_irq_map[i] = (0x1f << 6) | 0x30;
+ }
for (i = 0; i < 32; i++) {
s->obio_irq_map[i] = ((0x1f << 6) | 0x20) + i;
}
return 0;
}
-static int pbm_pci_host_init(PCIDevice *d)
+static void pbm_pci_host_realize(PCIDevice *d, Error **errp)
{
pci_set_word(d->config + PCI_COMMAND,
PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER);
pci_set_word(d->config + PCI_STATUS,
PCI_STATUS_FAST_BACK | PCI_STATUS_66MHZ |
PCI_STATUS_DEVSEL_MEDIUM);
- return 0;
}
static void pbm_pci_host_class_init(ObjectClass *klass, void *data)
PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
DeviceClass *dc = DEVICE_CLASS(klass);
- k->init = pbm_pci_host_init;
+ k->realize = pbm_pci_host_realize;
k->vendor_id = PCI_VENDOR_ID_SUN;
k->device_id = PCI_DEVICE_ID_SUN_SABRE;
k->class_id = PCI_CLASS_BRIDGE_HOST;
* PCI-facing part of the host bridge, not usable without the
* host-facing part, which can't be device_add'ed, yet.
*/
- dc->cannot_instantiate_with_device_add_yet = true;
+ dc->user_creatable = false;
}
static const TypeInfo pbm_pci_host_info = {
DeviceClass *dc = DEVICE_CLASS(klass);
PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
- k->init = apb_pci_bridge_initfn;
+ k->realize = apb_pci_bridge_realize;
k->exit = pci_bridge_exitfn;
k->vendor_id = PCI_VENDOR_ID_SUN;
k->device_id = PCI_DEVICE_ID_SUN_SIMBA;