#define PCI_DEVICE_ID_VIRTIO_BLOCK 0x1001
#define PCI_DEVICE_ID_VIRTIO_BALLOON 0x1002
#define PCI_DEVICE_ID_VIRTIO_CONSOLE 0x1003
+#define PCI_DEVICE_ID_VIRTIO_SCSI 0x1004
#define FMT_PCIBUS PRIx64
/* command register SERR bit enabled */
#define QEMU_PCI_CAP_SERR_BITNR 4
QEMU_PCI_CAP_SERR = (1 << QEMU_PCI_CAP_SERR_BITNR),
+ /* Standard hot plug controller. */
+#define QEMU_PCI_SHPC_BITNR 5
+ QEMU_PCI_CAP_SHPC = (1 << QEMU_PCI_SHPC_BITNR),
+#define QEMU_PCI_SLOTID_BITNR 6
+ QEMU_PCI_CAP_SLOTID = (1 << QEMU_PCI_SLOTID_BITNR),
};
+#define TYPE_PCI_DEVICE "pci-device"
+#define PCI_DEVICE(obj) \
+ OBJECT_CHECK(PCIDevice, (obj), TYPE_PCI_DEVICE)
+#define PCI_DEVICE_CLASS(klass) \
+ OBJECT_CLASS_CHECK(PCIDeviceClass, (klass), TYPE_PCI_DEVICE)
+#define PCI_DEVICE_GET_CLASS(obj) \
+ OBJECT_GET_CLASS(PCIDeviceClass, (obj), TYPE_PCI_DEVICE)
+
+typedef struct PCIDeviceClass {
+ DeviceClass parent_class;
+
+ int (*init)(PCIDevice *dev);
+ PCIUnregisterFunc *exit;
+ PCIConfigReadFunc *config_read;
+ PCIConfigWriteFunc *config_write;
+
+ uint16_t vendor_id;
+ uint16_t device_id;
+ uint8_t revision;
+ uint16_t class_id;
+ uint16_t subsystem_vendor_id; /* only for header type = 0 */
+ uint16_t subsystem_id; /* only for header type = 0 */
+
+ /*
+ * pci-to-pci bridge or normal device.
+ * This doesn't mean pci host switch.
+ * When card bus bridge is supported, this would be enhanced.
+ */
+ int is_bridge;
+
+ /* pcie stuff */
+ int is_express; /* is this device pci express? */
+
+ /* device isn't hot-pluggable */
+ int no_hotplug;
+
+ /* rom bar */
+ const char *romfile;
+} PCIDeviceClass;
+
struct PCIDevice {
DeviceState qdev;
/* PCI config space */
/* PCI Express */
PCIExpressDevice exp;
+ /* SHPC */
+ SHPCDevice *shpc;
+
/* Location of option rom */
char *romfile;
bool has_rom;
uint32_t rom_bar;
};
-PCIDevice *pci_register_device(PCIBus *bus, const char *name,
- int instance_size, int devfn,
- PCIConfigReadFunc *config_read,
- PCIConfigWriteFunc *config_write);
-
void pci_register_bar(PCIDevice *pci_dev, int region_num,
uint8_t attr, MemoryRegion *memory);
pcibus_t pci_get_bar_addr(PCIDevice *pci_dev, int region_num);
void pci_for_each_device(PCIBus *bus, int bus_num, void (*fn)(PCIBus *bus, PCIDevice *d));
PCIBus *pci_find_root_bus(int domain);
int pci_find_domain(const PCIBus *bus);
-PCIBus *pci_find_bus(PCIBus *bus, int bus_num);
PCIDevice *pci_find_device(PCIBus *bus, int bus_num, uint8_t devfn);
int pci_qdev_find_device(const char *id, PCIDevice **pdev);
PCIBus *pci_get_bus_devfn(int *devfnp, const char *devaddr);
-int pci_parse_devaddr(const char *addr, int *domp, int *busp,
- unsigned int *slotp, unsigned int *funcp);
int pci_read_devaddr(Monitor *mon, const char *addr, int *domp, int *busp,
unsigned *slotp);
return val & mask;
}
-typedef int (*pci_qdev_initfn)(PCIDevice *dev);
-typedef struct {
- DeviceInfo qdev;
- pci_qdev_initfn init;
- PCIUnregisterFunc *exit;
- PCIConfigReadFunc *config_read;
- PCIConfigWriteFunc *config_write;
+/* Access a register specified by a mask */
+static inline void
+pci_set_byte_by_mask(uint8_t *config, uint8_t mask, uint8_t reg)
+{
+ uint8_t val = pci_get_byte(config);
+ uint8_t rval = reg << (ffs(mask) - 1);
+ pci_set_byte(config, (~mask & val) | (mask & rval));
+}
- uint16_t vendor_id;
- uint16_t device_id;
- uint8_t revision;
- uint16_t class_id;
- uint16_t subsystem_vendor_id; /* only for header type = 0 */
- uint16_t subsystem_id; /* only for header type = 0 */
+static inline uint8_t
+pci_get_byte_by_mask(uint8_t *config, uint8_t mask)
+{
+ uint8_t val = pci_get_byte(config);
+ return (val & mask) >> (ffs(mask) - 1);
+}
- /*
- * pci-to-pci bridge or normal device.
- * This doesn't mean pci host switch.
- * When card bus bridge is supported, this would be enhanced.
- */
- int is_bridge;
+static inline void
+pci_set_word_by_mask(uint8_t *config, uint16_t mask, uint16_t reg)
+{
+ uint16_t val = pci_get_word(config);
+ uint16_t rval = reg << (ffs(mask) - 1);
+ pci_set_word(config, (~mask & val) | (mask & rval));
+}
- /* pcie stuff */
- int is_express; /* is this device pci express? */
+static inline uint16_t
+pci_get_word_by_mask(uint8_t *config, uint16_t mask)
+{
+ uint16_t val = pci_get_word(config);
+ return (val & mask) >> (ffs(mask) - 1);
+}
- /* device isn't hot-pluggable */
- int no_hotplug;
+static inline void
+pci_set_long_by_mask(uint8_t *config, uint32_t mask, uint32_t reg)
+{
+ uint32_t val = pci_get_long(config);
+ uint32_t rval = reg << (ffs(mask) - 1);
+ pci_set_long(config, (~mask & val) | (mask & rval));
+}
- /* rom bar */
- const char *romfile;
-} PCIDeviceInfo;
+static inline uint32_t
+pci_get_long_by_mask(uint8_t *config, uint32_t mask)
+{
+ uint32_t val = pci_get_long(config);
+ return (val & mask) >> (ffs(mask) - 1);
+}
+
+static inline void
+pci_set_quad_by_mask(uint8_t *config, uint64_t mask, uint64_t reg)
+{
+ uint64_t val = pci_get_quad(config);
+ uint64_t rval = reg << (ffs(mask) - 1);
+ pci_set_quad(config, (~mask & val) | (mask & rval));
+}
-void pci_qdev_register(PCIDeviceInfo *info);
-void pci_qdev_register_many(PCIDeviceInfo *info);
+static inline uint64_t
+pci_get_quad_by_mask(uint8_t *config, uint64_t mask)
+{
+ uint64_t val = pci_get_quad(config);
+ return (val & mask) >> (ffs(mask) - 1);
+}
PCIDevice *pci_create_multifunction(PCIBus *bus, int devfn, bool multifunction,
const char *name);
projects / mirror_qemu.git / blobdiff