the secondary PCI bridge. */
#include "sysbus.h"
-#include "pci.h"
-#include "pci_host.h"
-#include "pci_bridge.h"
-#include "pci_internals.h"
-#include "rwhandler.h"
+#include "pci/pci.h"
+#include "pci/pci_host.h"
+#include "pci/pci_bridge.h"
+#include "pci/pci_bus.h"
#include "apb_pci.h"
-#include "sysemu.h"
-#include "exec-memory.h"
+#include "sysemu/sysemu.h"
+#include "exec/address-spaces.h"
/* debug APB */
//#define DEBUG_APB
#define RESET_WCMASK 0x98000000
#define RESET_WMASK 0x60000000
+#define MAX_IVEC 0x30
+
typedef struct APBState {
SysBusDevice busdev;
PCIBus *bus;
- ReadWriteHandler pci_config_handler;
+ MemoryRegion apb_config;
+ MemoryRegion pci_config;
+ MemoryRegion pci_mmio;
+ MemoryRegion pci_ioport;
uint32_t iommu[4];
uint32_t pci_control[16];
uint32_t pci_irq_map[8];
uint32_t obio_irq_map[32];
- qemu_irq pci_irqs[32];
+ qemu_irq *pbm_irqs;
+ qemu_irq *ivec_irqs;
uint32_t reset_control;
unsigned int nr_resets;
} APBState;
-static void apb_config_writel (void *opaque, target_phys_addr_t addr,
- uint32_t val)
+static void pci_apb_set_irq(void *opaque, int irq_num, int level);
+
+static void apb_config_writel (void *opaque, hwaddr addr,
+ uint64_t val, unsigned size)
{
APBState *s = opaque;
- APB_DPRINTF("%s: addr " TARGET_FMT_lx " val %x\n", __func__, addr, val);
+ APB_DPRINTF("%s: addr " TARGET_FMT_lx " val %" PRIx64 "\n", __func__, addr, val);
switch (addr & 0xffff) {
case 0x30 ... 0x4f: /* DMA error registers */
s->pci_irq_map[(addr & 0x3f) >> 3] |= val & ~PBM_PCI_IMR_MASK;
}
break;
+ case 0x1000 ... 0x1080: /* OBIO interrupt control */
+ if (addr & 4) {
+ s->obio_irq_map[(addr & 0xff) >> 3] &= PBM_PCI_IMR_MASK;
+ s->obio_irq_map[(addr & 0xff) >> 3] |= val & ~PBM_PCI_IMR_MASK;
+ }
+ break;
+ case 0x1400 ... 0x143f: /* PCI interrupt clear */
+ if (addr & 4) {
+ pci_apb_set_irq(s, (addr & 0x3f) >> 3, 0);
+ }
+ break;
+ case 0x1800 ... 0x1860: /* OBIO interrupt clear */
+ if (addr & 4) {
+ pci_apb_set_irq(s, 0x20 | ((addr & 0xff) >> 3), 0);
+ }
+ break;
case 0x2000 ... 0x202f: /* PCI control */
s->pci_control[(addr & 0x3f) >> 2] = val;
break;
}
}
-static uint32_t apb_config_readl (void *opaque,
- target_phys_addr_t addr)
+static uint64_t apb_config_readl (void *opaque,
+ hwaddr addr, unsigned size)
{
APBState *s = opaque;
uint32_t val;
val = 0;
}
break;
+ case 0x1000 ... 0x1080: /* OBIO interrupt control */
+ if (addr & 4) {
+ val = s->obio_irq_map[(addr & 0xff) >> 3];
+ } else {
+ val = 0;
+ }
+ break;
case 0x2000 ... 0x202f: /* PCI control */
val = s->pci_control[(addr & 0x3f) >> 2];
break;
return val;
}
-static CPUWriteMemoryFunc * const apb_config_write[] = {
- &apb_config_writel,
- &apb_config_writel,
- &apb_config_writel,
-};
-
-static CPUReadMemoryFunc * const apb_config_read[] = {
- &apb_config_readl,
- &apb_config_readl,
- &apb_config_readl,
+static const MemoryRegionOps apb_config_ops = {
+ .read = apb_config_readl,
+ .write = apb_config_writel,
+ .endianness = DEVICE_NATIVE_ENDIAN,
};
-static void apb_pci_config_write(ReadWriteHandler *h, pcibus_t addr,
- uint32_t val, int size)
+static void apb_pci_config_write(void *opaque, hwaddr addr,
+ uint64_t val, unsigned size)
{
- APBState *s = container_of(h, APBState, pci_config_handler);
+ APBState *s = opaque;
val = qemu_bswap_len(val, size);
- APB_DPRINTF("%s: addr " TARGET_FMT_lx " val %x\n", __func__, addr, val);
+ APB_DPRINTF("%s: addr " TARGET_FMT_lx " val %" PRIx64 "\n", __func__, addr, val);
pci_data_write(s->bus, addr, val, size);
}
-static uint32_t apb_pci_config_read(ReadWriteHandler *h, pcibus_t addr,
- int size)
+static uint64_t apb_pci_config_read(void *opaque, hwaddr addr,
+ unsigned size)
{
uint32_t ret;
- APBState *s = container_of(h, APBState, pci_config_handler);
+ APBState *s = opaque;
ret = pci_data_read(s->bus, addr, size);
ret = qemu_bswap_len(ret, size);
return ret;
}
-static void pci_apb_iowriteb (void *opaque, target_phys_addr_t addr,
+static void pci_apb_iowriteb (void *opaque, hwaddr addr,
uint32_t val)
{
cpu_outb(addr & IOPORTS_MASK, val);
}
-static void pci_apb_iowritew (void *opaque, target_phys_addr_t addr,
+static void pci_apb_iowritew (void *opaque, hwaddr addr,
uint32_t val)
{
cpu_outw(addr & IOPORTS_MASK, bswap16(val));
}
-static void pci_apb_iowritel (void *opaque, target_phys_addr_t addr,
+static void pci_apb_iowritel (void *opaque, hwaddr addr,
uint32_t val)
{
cpu_outl(addr & IOPORTS_MASK, bswap32(val));
}
-static uint32_t pci_apb_ioreadb (void *opaque, target_phys_addr_t addr)
+static uint32_t pci_apb_ioreadb (void *opaque, hwaddr addr)
{
uint32_t val;
return val;
}
-static uint32_t pci_apb_ioreadw (void *opaque, target_phys_addr_t addr)
+static uint32_t pci_apb_ioreadw (void *opaque, hwaddr addr)
{
uint32_t val;
return val;
}
-static uint32_t pci_apb_ioreadl (void *opaque, target_phys_addr_t addr)
+static uint32_t pci_apb_ioreadl (void *opaque, hwaddr addr)
{
uint32_t val;
return val;
}
-static CPUWriteMemoryFunc * const pci_apb_iowrite[] = {
- &pci_apb_iowriteb,
- &pci_apb_iowritew,
- &pci_apb_iowritel,
-};
-
-static CPUReadMemoryFunc * const pci_apb_ioread[] = {
- &pci_apb_ioreadb,
- &pci_apb_ioreadw,
- &pci_apb_ioreadl,
+static const MemoryRegionOps pci_ioport_ops = {
+ .old_mmio = {
+ .read = { pci_apb_ioreadb, pci_apb_ioreadw, pci_apb_ioreadl },
+ .write = { pci_apb_iowriteb, pci_apb_iowritew, pci_apb_iowritel, },
+ },
+ .endianness = DEVICE_NATIVE_ENDIAN,
};
/* The APB host has an IRQ line for each IRQ line of each slot. */
if (irq_num < 32) {
if (s->pci_irq_map[irq_num >> 2] & PBM_PCI_IMR_ENABLED) {
APB_DPRINTF("%s: set irq %d level %d\n", __func__, irq_num, level);
- qemu_set_irq(s->pci_irqs[irq_num], level);
+ qemu_set_irq(s->ivec_irqs[irq_num], level);
+ } else {
+ APB_DPRINTF("%s: not enabled: lower irq %d\n", __func__, irq_num);
+ qemu_irq_lower(s->ivec_irqs[irq_num]);
+ }
+ } else {
+ /* OBIO IRQ map onto the next 16 INO. */
+ if (s->obio_irq_map[irq_num - 32] & PBM_PCI_IMR_ENABLED) {
+ APB_DPRINTF("%s: set irq %d level %d\n", __func__, irq_num, level);
+ qemu_set_irq(s->ivec_irqs[irq_num], level);
} else {
APB_DPRINTF("%s: not enabled: lower irq %d\n", __func__, irq_num);
- qemu_irq_lower(s->pci_irqs[irq_num]);
+ qemu_irq_lower(s->ivec_irqs[irq_num]);
}
}
}
return 0;
}
-PCIBus *pci_apb_init(target_phys_addr_t special_base,
- target_phys_addr_t mem_base,
- qemu_irq *pic, PCIBus **bus2, PCIBus **bus3)
+PCIBus *pci_apb_init(hwaddr special_base,
+ hwaddr mem_base,
+ qemu_irq *ivec_irqs, PCIBus **bus2, PCIBus **bus3,
+ qemu_irq **pbm_irqs)
{
DeviceState *dev;
SysBusDevice *s;
APBState *d;
- unsigned int i;
PCIDevice *pci_dev;
PCIBridge *br;
/* Ultrasparc PBM main bus */
dev = qdev_create(NULL, "pbm");
qdev_init_nofail(dev);
- s = sysbus_from_qdev(dev);
+ s = SYS_BUS_DEVICE(dev);
/* apb_config */
sysbus_mmio_map(s, 0, special_base);
/* PCI configuration space */
sysbus_mmio_map(s, 2, special_base + 0x2000000ULL);
d = FROM_SYSBUS(APBState, s);
+ memory_region_init(&d->pci_mmio, "pci-mmio", 0x100000000ULL);
+ memory_region_add_subregion(get_system_memory(), mem_base, &d->pci_mmio);
+
d->bus = pci_register_bus(&d->busdev.qdev, "pci",
- pci_apb_set_irq, pci_pbm_map_irq, d,
- get_system_memory(),
- 0, 32);
- pci_bus_set_mem_base(d->bus, mem_base);
+ pci_apb_set_irq, pci_pbm_map_irq, d,
+ &d->pci_mmio,
+ get_system_io(),
+ 0, 32);
- for (i = 0; i < 32; i++) {
- sysbus_connect_irq(s, i, pic[i]);
- }
+ *pbm_irqs = d->pbm_irqs;
+ d->ivec_irqs = ivec_irqs;
- pci_create_simple(d->bus, 0, "pbm");
+ pci_create_simple(d->bus, 0, "pbm-pci");
/* APB secondary busses */
pci_dev = pci_create_multifunction(d->bus, PCI_DEVFN(1, 0), true,
for (i = 0; i < 8; i++) {
s->pci_irq_map[i] &= PBM_PCI_IMR_MASK;
}
+ for (i = 0; i < 32; i++) {
+ s->obio_irq_map[i] &= PBM_PCI_IMR_MASK;
+ }
if (s->nr_resets++ == 0) {
/* Power on reset */
}
}
+static const MemoryRegionOps pci_config_ops = {
+ .read = apb_pci_config_read,
+ .write = apb_pci_config_write,
+ .endianness = DEVICE_NATIVE_ENDIAN,
+};
+
static int pci_pbm_init_device(SysBusDevice *dev)
{
APBState *s;
- int pci_config, apb_config, pci_ioport;
unsigned int i;
s = FROM_SYSBUS(APBState, dev);
s->pci_irq_map[i] = (0x1f << 6) | (i << 2);
}
for (i = 0; i < 32; i++) {
- sysbus_init_irq(dev, &s->pci_irqs[i]);
+ s->obio_irq_map[i] = ((0x1f << 6) | 0x20) + i;
}
+ s->pbm_irqs = qemu_allocate_irqs(pci_apb_set_irq, s, MAX_IVEC);
/* apb_config */
- apb_config = cpu_register_io_memory(apb_config_read,
- apb_config_write, s,
- DEVICE_NATIVE_ENDIAN);
+ memory_region_init_io(&s->apb_config, &apb_config_ops, s, "apb-config",
+ 0x10000);
/* at region 0 */
- sysbus_init_mmio(dev, 0x10000ULL, apb_config);
+ sysbus_init_mmio(dev, &s->apb_config);
- /* PCI configuration space */
- s->pci_config_handler.read = apb_pci_config_read;
- s->pci_config_handler.write = apb_pci_config_write;
- pci_config = cpu_register_io_memory_simple(&s->pci_config_handler,
- DEVICE_NATIVE_ENDIAN);
- assert(pci_config >= 0);
+ memory_region_init_io(&s->pci_config, &pci_config_ops, s, "apb-pci-config",
+ 0x1000000);
/* at region 1 */
- sysbus_init_mmio(dev, 0x1000000ULL, pci_config);
+ sysbus_init_mmio(dev, &s->pci_config);
/* pci_ioport */
- pci_ioport = cpu_register_io_memory(pci_apb_ioread,
- pci_apb_iowrite, s,
- DEVICE_NATIVE_ENDIAN);
+ memory_region_init_io(&s->pci_ioport, &pci_ioport_ops, s,
+ "apb-pci-ioport", 0x10000);
/* at region 2 */
- sysbus_init_mmio(dev, 0x10000ULL, pci_ioport);
+ sysbus_init_mmio(dev, &s->pci_ioport);
return 0;
}
return 0;
}
-static PCIDeviceInfo pbm_pci_host_info = {
- .qdev.name = "pbm",
- .qdev.size = sizeof(PCIDevice),
- .init = pbm_pci_host_init,
- .vendor_id = PCI_VENDOR_ID_SUN,
- .device_id = PCI_DEVICE_ID_SUN_SABRE,
- .class_id = PCI_CLASS_BRIDGE_HOST,
- .is_bridge = 1,
+static void pbm_pci_host_class_init(ObjectClass *klass, void *data)
+{
+ PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
+
+ k->init = pbm_pci_host_init;
+ k->vendor_id = PCI_VENDOR_ID_SUN;
+ k->device_id = PCI_DEVICE_ID_SUN_SABRE;
+ k->class_id = PCI_CLASS_BRIDGE_HOST;
+}
+
+static const TypeInfo pbm_pci_host_info = {
+ .name = "pbm-pci",
+ .parent = TYPE_PCI_DEVICE,
+ .instance_size = sizeof(PCIDevice),
+ .class_init = pbm_pci_host_class_init,
};
-static SysBusDeviceInfo pbm_host_info = {
- .qdev.name = "pbm",
- .qdev.size = sizeof(APBState),
- .qdev.reset = pci_pbm_reset,
- .init = pci_pbm_init_device,
+static void pbm_host_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
+
+ k->init = pci_pbm_init_device;
+ dc->reset = pci_pbm_reset;
+}
+
+static const TypeInfo pbm_host_info = {
+ .name = "pbm",
+ .parent = TYPE_SYS_BUS_DEVICE,
+ .instance_size = sizeof(APBState),
+ .class_init = pbm_host_class_init,
};
-static PCIDeviceInfo pbm_pci_bridge_info = {
- .qdev.name = "pbm-bridge",
- .qdev.size = sizeof(PCIBridge),
- .qdev.vmsd = &vmstate_pci_device,
- .qdev.reset = pci_bridge_reset,
- .init = apb_pci_bridge_initfn,
- .exit = pci_bridge_exitfn,
- .vendor_id = PCI_VENDOR_ID_SUN,
- .device_id = PCI_DEVICE_ID_SUN_SIMBA,
- .revision = 0x11,
- .config_write = pci_bridge_write_config,
- .is_bridge = 1,
+static void pbm_pci_bridge_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
+
+ k->init = apb_pci_bridge_initfn;
+ k->exit = pci_bridge_exitfn;
+ k->vendor_id = PCI_VENDOR_ID_SUN;
+ k->device_id = PCI_DEVICE_ID_SUN_SIMBA;
+ k->revision = 0x11;
+ k->config_write = pci_bridge_write_config;
+ k->is_bridge = 1;
+ dc->reset = pci_bridge_reset;
+ dc->vmsd = &vmstate_pci_device;
+}
+
+static const TypeInfo pbm_pci_bridge_info = {
+ .name = "pbm-bridge",
+ .parent = TYPE_PCI_DEVICE,
+ .instance_size = sizeof(PCIBridge),
+ .class_init = pbm_pci_bridge_class_init,
};
-static void pbm_register_devices(void)
+static void pbm_register_types(void)
{
- sysbus_register_withprop(&pbm_host_info);
- pci_qdev_register(&pbm_pci_host_info);
- pci_qdev_register(&pbm_pci_bridge_info);
+ type_register_static(&pbm_host_info);
+ type_register_static(&pbm_pci_host_info);
+ type_register_static(&pbm_pci_bridge_info);
}
-device_init(pbm_register_devices)
+type_init(pbm_register_types)
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