* QEMU Uninorth PCI host (for all Mac99 and newer machines)
*
* Copyright (c) 2006 Fabrice Bellard
- *
+ *
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
-#include "vl.h"
+#include "hw.h"
+#include "ppc_mac.h"
+#include "pci.h"
+
+/* debug UniNorth */
+//#define DEBUG_UNIN
+
+#ifdef DEBUG_UNIN
+#define UNIN_DPRINTF(fmt, ...) \
+ do { printf("UNIN: " fmt , ## __VA_ARGS__); } while (0)
+#else
+#define UNIN_DPRINTF(fmt, ...)
+#endif
+
typedef target_phys_addr_t pci_addr_t;
#include "pci_host.h"
uint32_t val)
{
UNINState *s = opaque;
- int i;
+ UNIN_DPRINTF("config_writel addr " TARGET_FMT_plx " val %x\n", addr, val);
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val);
#endif
- for (i = 11; i < 32; i++) {
- if ((val & (1 << i)) != 0)
- break;
- }
-#if 0
- s->config_reg = 0x80000000 | (1 << 16) | (val & 0x7FC) | (i << 11);
-#else
- s->config_reg = 0x80000000 | (0 << 16) | (val & 0x7FC) | (i << 11);
-#endif
+ s->config_reg = val;
}
static uint32_t pci_unin_main_config_readl (void *opaque,
{
UNINState *s = opaque;
uint32_t val;
- int devfn;
- devfn = (s->config_reg >> 8) & 0xFF;
- val = (1 << (devfn >> 3)) | ((devfn & 0x07) << 8) | (s->config_reg & 0xFC);
+ val = s->config_reg;
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val);
#endif
+ UNIN_DPRINTF("config_readl addr " TARGET_FMT_plx " val %x\n", addr, val);
return val;
}
&pci_host_data_readl,
};
-#if 0
-
static void pci_unin_config_writel (void *opaque, target_phys_addr_t addr,
uint32_t val)
{
UNINState *s = opaque;
-#ifdef TARGET_WORDS_BIGENDIAN
- val = bswap32(val);
-#endif
- s->config_reg = 0x80000000 | (val & ~0x00000001);
+ s->config_reg = val;
}
static uint32_t pci_unin_config_readl (void *opaque,
target_phys_addr_t addr)
{
UNINState *s = opaque;
- uint32_t val;
- val = (s->config_reg | 0x00000001) & ~0x80000000;
-#ifdef TARGET_WORDS_BIGENDIAN
- val = bswap32(val);
-#endif
-
- return val;
+ return s->config_reg;
}
static CPUWriteMemoryFunc *pci_unin_config_write[] = {
&pci_unin_config_readl,
};
+#if 0
static CPUWriteMemoryFunc *pci_unin_write[] = {
&pci_host_pci_writeb,
&pci_host_pci_writew,
return (irq_num + (pci_dev->devfn >> 3)) & 3;
}
-static void pci_unin_set_irq(void *pic, int irq_num, int level)
+static void pci_unin_set_irq(qemu_irq *pic, int irq_num, int level)
+{
+ qemu_set_irq(pic[irq_num + 8], level);
+}
+
+static void pci_unin_save(QEMUFile* f, void *opaque)
+{
+ PCIDevice *d = opaque;
+
+ pci_device_save(d, f);
+}
+
+static int pci_unin_load(QEMUFile* f, void *opaque, int version_id)
+{
+ PCIDevice *d = opaque;
+
+ if (version_id != 1)
+ return -EINVAL;
+
+ return pci_device_load(d, f);
+}
+
+static void pci_unin_reset(void *opaque)
{
- openpic_set_irq(pic, irq_num + 8, level);
}
-PCIBus *pci_pmac_init(void *pic)
+PCIBus *pci_pmac_init(qemu_irq *pic)
{
UNINState *s;
PCIDevice *d;
/* Use values found on a real PowerMac */
/* Uninorth main bus */
s = qemu_mallocz(sizeof(UNINState));
- s->bus = pci_register_bus(pci_unin_set_irq, pci_unin_map_irq,
+ s->bus = pci_register_bus(NULL, "pci",
+ pci_unin_set_irq, pci_unin_map_irq,
pic, 11 << 3, 4);
- pci_mem_config = cpu_register_io_memory(0, pci_unin_main_config_read,
+ pci_mem_config = cpu_register_io_memory(0, pci_unin_main_config_read,
pci_unin_main_config_write, s);
pci_mem_data = cpu_register_io_memory(0, pci_unin_main_read,
pci_unin_main_write, s);
cpu_register_physical_memory(0xf2800000, 0x1000, pci_mem_config);
cpu_register_physical_memory(0xf2c00000, 0x1000, pci_mem_data);
- d = pci_register_device(s->bus, "Uni-north main", sizeof(PCIDevice),
+ d = pci_register_device(s->bus, "Uni-north main", sizeof(PCIDevice),
11 << 3, NULL, NULL);
- d->config[0x00] = 0x6b; // vendor_id : Apple
- d->config[0x01] = 0x10;
- d->config[0x02] = 0x1F; // device_id
- d->config[0x03] = 0x00;
+ pci_config_set_vendor_id(d->config, PCI_VENDOR_ID_APPLE);
+ pci_config_set_device_id(d->config, PCI_DEVICE_ID_APPLE_UNI_N_PCI);
d->config[0x08] = 0x00; // revision
- d->config[0x0A] = 0x00; // class_sub = pci host
- d->config[0x0B] = 0x06; // class_base = PCI_bridge
+ pci_config_set_class(d->config, PCI_CLASS_BRIDGE_HOST);
d->config[0x0C] = 0x08; // cache_line_size
d->config[0x0D] = 0x10; // latency_timer
- d->config[0x0E] = 0x00; // header_type
+ d->config[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type
d->config[0x34] = 0x00; // capabilities_pointer
#if 0 // XXX: not activated as PPC BIOS doesn't handle multiple buses properly
/* pci-to-pci bridge */
d = pci_register_device("Uni-north bridge", sizeof(PCIDevice), 0, 13 << 3,
NULL, NULL);
- d->config[0x00] = 0x11; // vendor_id : TI
- d->config[0x01] = 0x10;
- d->config[0x02] = 0x26; // device_id
- d->config[0x03] = 0x00;
+ pci_config_set_vendor_id(d->config, PCI_VENDOR_ID_DEC);
+ pci_config_set_device_id(d->config, PCI_DEVICE_ID_DEC_21154);
d->config[0x08] = 0x05; // revision
- d->config[0x0A] = 0x04; // class_sub = pci2pci
- d->config[0x0B] = 0x06; // class_base = PCI_bridge
+ pci_config_set_class(d->config, PCI_CLASS_BRIDGE_PCI);
d->config[0x0C] = 0x08; // cache_line_size
d->config[0x0D] = 0x20; // latency_timer
- d->config[0x0E] = 0x01; // header_type
+ d->config[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_BRIDGE; // header_type
d->config[0x18] = 0x01; // primary_bus
d->config[0x19] = 0x02; // secondary_bus
d->config[0x27] = 0x7F;
// d->config[0x34] = 0xdc // capabilities_pointer
#endif
-#if 0 // XXX: not needed for now
+
/* Uninorth AGP bus */
- s = &pci_bridge[1];
- pci_mem_config = cpu_register_io_memory(0, pci_unin_config_read,
+ pci_mem_config = cpu_register_io_memory(0, pci_unin_config_read,
pci_unin_config_write, s);
- pci_mem_data = cpu_register_io_memory(0, pci_unin_read,
- pci_unin_write, s);
+ pci_mem_data = cpu_register_io_memory(0, pci_unin_main_read,
+ pci_unin_main_write, s);
cpu_register_physical_memory(0xf0800000, 0x1000, pci_mem_config);
cpu_register_physical_memory(0xf0c00000, 0x1000, pci_mem_data);
- d = pci_register_device("Uni-north AGP", sizeof(PCIDevice), 0, 11 << 3,
- NULL, NULL);
- d->config[0x00] = 0x6b; // vendor_id : Apple
- d->config[0x01] = 0x10;
- d->config[0x02] = 0x20; // device_id
- d->config[0x03] = 0x00;
+ d = pci_register_device(s->bus, "Uni-north AGP", sizeof(PCIDevice),
+ 11 << 3, NULL, NULL);
+ pci_config_set_vendor_id(d->config, PCI_VENDOR_ID_APPLE);
+ pci_config_set_device_id(d->config, PCI_DEVICE_ID_APPLE_UNI_N_AGP);
d->config[0x08] = 0x00; // revision
- d->config[0x0A] = 0x00; // class_sub = pci host
- d->config[0x0B] = 0x06; // class_base = PCI_bridge
+ pci_config_set_class(d->config, PCI_CLASS_BRIDGE_HOST);
d->config[0x0C] = 0x08; // cache_line_size
d->config[0x0D] = 0x10; // latency_timer
- d->config[0x0E] = 0x00; // header_type
+ d->config[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type
// d->config[0x34] = 0x80; // capabilities_pointer
-#endif
#if 0 // XXX: not needed for now
/* Uninorth internal bus */
s = &pci_bridge[2];
- pci_mem_config = cpu_register_io_memory(0, pci_unin_config_read,
+ pci_mem_config = cpu_register_io_memory(0, pci_unin_config_read,
pci_unin_config_write, s);
pci_mem_data = cpu_register_io_memory(0, pci_unin_read,
pci_unin_write, s);
d = pci_register_device("Uni-north internal", sizeof(PCIDevice),
3, 11 << 3, NULL, NULL);
- d->config[0x00] = 0x6b; // vendor_id : Apple
- d->config[0x01] = 0x10;
- d->config[0x02] = 0x1E; // device_id
- d->config[0x03] = 0x00;
+ pci_config_set_vendor_id(d->config, PCI_VENDOR_ID_APPLE);
+ pci_config_set_device_id(d->config, PCI_DEVICE_ID_APPLE_UNI_N_I_PCI);
d->config[0x08] = 0x00; // revision
- d->config[0x0A] = 0x00; // class_sub = pci host
- d->config[0x0B] = 0x06; // class_base = PCI_bridge
+ pci_config_set_class(d->config, PCI_CLASS_BRIDGE_HOST);
d->config[0x0C] = 0x08; // cache_line_size
d->config[0x0D] = 0x10; // latency_timer
- d->config[0x0E] = 0x00; // header_type
+ d->config[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type
d->config[0x34] = 0x00; // capabilities_pointer
#endif
+ register_savevm("uninorth", 0, 1, pci_unin_save, pci_unin_load, d);
+ qemu_register_reset(pci_unin_reset, 0, d);
+ pci_unin_reset(d);
+
return s->bus;
}
-