diff options
Diffstat (limited to 'hw/pci/pci.h')
| -rw-r--r-- | hw/pci/pci.h | 725 |
1 files changed, 0 insertions, 725 deletions
diff --git a/hw/pci/pci.h b/hw/pci/pci.h deleted file mode 100644 index 9ea67a3832..0000000000 --- a/hw/pci/pci.h +++ /dev/null @@ -1,725 +0,0 @@ -#ifndef QEMU_PCI_H -#define QEMU_PCI_H - -#include "qemu-common.h" - -#include "hw/qdev.h" -#include "exec/memory.h" -#include "sysemu/dma.h" - -/* PCI includes legacy ISA access. */ -#include "hw/isa.h" - -#include "hw/pci/pcie.h" - -/* PCI bus */ - -#define PCI_DEVFN(slot, func) ((((slot) & 0x1f) << 3) | ((func) & 0x07)) -#define PCI_SLOT(devfn) (((devfn) >> 3) & 0x1f) -#define PCI_FUNC(devfn) ((devfn) & 0x07) -#define PCI_SLOT_MAX 32 -#define PCI_FUNC_MAX 8 - -/* Class, Vendor and Device IDs from Linux's pci_ids.h */ -#include "hw/pci/pci_ids.h" - -/* QEMU-specific Vendor and Device ID definitions */ - -/* IBM (0x1014) */ -#define PCI_DEVICE_ID_IBM_440GX 0x027f -#define PCI_DEVICE_ID_IBM_OPENPIC2 0xffff - -/* Hitachi (0x1054) */ -#define PCI_VENDOR_ID_HITACHI 0x1054 -#define PCI_DEVICE_ID_HITACHI_SH7751R 0x350e - -/* Apple (0x106b) */ -#define PCI_DEVICE_ID_APPLE_343S1201 0x0010 -#define PCI_DEVICE_ID_APPLE_UNI_N_I_PCI 0x001e -#define PCI_DEVICE_ID_APPLE_UNI_N_PCI 0x001f -#define PCI_DEVICE_ID_APPLE_UNI_N_KEYL 0x0022 -#define PCI_DEVICE_ID_APPLE_IPID_USB 0x003f - -/* Realtek (0x10ec) */ -#define PCI_DEVICE_ID_REALTEK_8029 0x8029 - -/* Xilinx (0x10ee) */ -#define PCI_DEVICE_ID_XILINX_XC2VP30 0x0300 - -/* Marvell (0x11ab) */ -#define PCI_DEVICE_ID_MARVELL_GT6412X 0x4620 - -/* QEMU/Bochs VGA (0x1234) */ -#define PCI_VENDOR_ID_QEMU 0x1234 -#define PCI_DEVICE_ID_QEMU_VGA 0x1111 - -/* VMWare (0x15ad) */ -#define PCI_VENDOR_ID_VMWARE 0x15ad -#define PCI_DEVICE_ID_VMWARE_SVGA2 0x0405 -#define PCI_DEVICE_ID_VMWARE_SVGA 0x0710 -#define PCI_DEVICE_ID_VMWARE_NET 0x0720 -#define PCI_DEVICE_ID_VMWARE_SCSI 0x0730 -#define PCI_DEVICE_ID_VMWARE_IDE 0x1729 -#define PCI_DEVICE_ID_VMWARE_VMXNET3 0x07B0 - -/* Intel (0x8086) */ -#define PCI_DEVICE_ID_INTEL_82551IT 0x1209 -#define PCI_DEVICE_ID_INTEL_82557 0x1229 -#define PCI_DEVICE_ID_INTEL_82801IR 0x2922 - -/* Red Hat / Qumranet (for QEMU) -- see pci-ids.txt */ -#define PCI_VENDOR_ID_REDHAT_QUMRANET 0x1af4 -#define PCI_SUBVENDOR_ID_REDHAT_QUMRANET 0x1af4 -#define PCI_SUBDEVICE_ID_QEMU 0x1100 - -#define PCI_DEVICE_ID_VIRTIO_NET 0x1000 -#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 PCI_DEVICE_ID_VIRTIO_RNG 0x1005 -#define PCI_DEVICE_ID_VIRTIO_9P 0x1009 - -#define PCI_VENDOR_ID_REDHAT 0x1b36 -#define PCI_DEVICE_ID_REDHAT_BRIDGE 0x0001 -#define PCI_DEVICE_ID_REDHAT_SERIAL 0x0002 -#define PCI_DEVICE_ID_REDHAT_SERIAL2 0x0003 -#define PCI_DEVICE_ID_REDHAT_SERIAL4 0x0004 -#define PCI_DEVICE_ID_REDHAT_QXL 0x0100 - -#define FMT_PCIBUS PRIx64 - -typedef void PCIConfigWriteFunc(PCIDevice *pci_dev, - uint32_t address, uint32_t data, int len); -typedef uint32_t PCIConfigReadFunc(PCIDevice *pci_dev, - uint32_t address, int len); -typedef void PCIMapIORegionFunc(PCIDevice *pci_dev, int region_num, - pcibus_t addr, pcibus_t size, int type); -typedef void PCIUnregisterFunc(PCIDevice *pci_dev); - -typedef struct PCIIORegion { - pcibus_t addr; /* current PCI mapping address. -1 means not mapped */ -#define PCI_BAR_UNMAPPED (~(pcibus_t)0) - pcibus_t size; - uint8_t type; - MemoryRegion *memory; - MemoryRegion *address_space; -} PCIIORegion; - -#define PCI_ROM_SLOT 6 -#define PCI_NUM_REGIONS 7 - -enum { - QEMU_PCI_VGA_MEM, - QEMU_PCI_VGA_IO_LO, - QEMU_PCI_VGA_IO_HI, - QEMU_PCI_VGA_NUM_REGIONS, -}; - -#define QEMU_PCI_VGA_MEM_BASE 0xa0000 -#define QEMU_PCI_VGA_MEM_SIZE 0x20000 -#define QEMU_PCI_VGA_IO_LO_BASE 0x3b0 -#define QEMU_PCI_VGA_IO_LO_SIZE 0xc -#define QEMU_PCI_VGA_IO_HI_BASE 0x3c0 -#define QEMU_PCI_VGA_IO_HI_SIZE 0x20 - -#include "hw/pci/pci_regs.h" - -/* PCI HEADER_TYPE */ -#define PCI_HEADER_TYPE_MULTI_FUNCTION 0x80 - -/* Size of the standard PCI config header */ -#define PCI_CONFIG_HEADER_SIZE 0x40 -/* Size of the standard PCI config space */ -#define PCI_CONFIG_SPACE_SIZE 0x100 -/* Size of the standart PCIe config space: 4KB */ -#define PCIE_CONFIG_SPACE_SIZE 0x1000 - -#define PCI_NUM_PINS 4 /* A-D */ - -/* Bits in cap_present field. */ -enum { - QEMU_PCI_CAP_MSI = 0x1, - QEMU_PCI_CAP_MSIX = 0x2, - QEMU_PCI_CAP_EXPRESS = 0x4, - - /* multifunction capable device */ -#define QEMU_PCI_CAP_MULTIFUNCTION_BITNR 3 - QEMU_PCI_CAP_MULTIFUNCTION = (1 << QEMU_PCI_CAP_MULTIFUNCTION_BITNR), - - /* 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 PCIINTxRoute { - enum { - PCI_INTX_ENABLED, - PCI_INTX_INVERTED, - PCI_INTX_DISABLED, - } mode; - int irq; -} PCIINTxRoute; - -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; - -typedef void (*PCIINTxRoutingNotifier)(PCIDevice *dev); -typedef int (*MSIVectorUseNotifier)(PCIDevice *dev, unsigned int vector, - MSIMessage msg); -typedef void (*MSIVectorReleaseNotifier)(PCIDevice *dev, unsigned int vector); -typedef void (*MSIVectorPollNotifier)(PCIDevice *dev, - unsigned int vector_start, - unsigned int vector_end); - -struct PCIDevice { - DeviceState qdev; - - /* PCI config space */ - uint8_t *config; - - /* Used to enable config checks on load. Note that writable bits are - * never checked even if set in cmask. */ - uint8_t *cmask; - - /* Used to implement R/W bytes */ - uint8_t *wmask; - - /* Used to implement RW1C(Write 1 to Clear) bytes */ - uint8_t *w1cmask; - - /* Used to allocate config space for capabilities. */ - uint8_t *used; - - /* the following fields are read only */ - PCIBus *bus; - int32_t devfn; - char name[64]; - PCIIORegion io_regions[PCI_NUM_REGIONS]; - AddressSpace bus_master_as; - MemoryRegion bus_master_enable_region; - DMAContext *dma; - - /* do not access the following fields */ - PCIConfigReadFunc *config_read; - PCIConfigWriteFunc *config_write; - - /* IRQ objects for the INTA-INTD pins. */ - qemu_irq *irq; - - /* Legacy PCI VGA regions */ - MemoryRegion *vga_regions[QEMU_PCI_VGA_NUM_REGIONS]; - bool has_vga; - - /* Current IRQ levels. Used internally by the generic PCI code. */ - uint8_t irq_state; - - /* Capability bits */ - uint32_t cap_present; - - /* Offset of MSI-X capability in config space */ - uint8_t msix_cap; - - /* MSI-X entries */ - int msix_entries_nr; - - /* Space to store MSIX table & pending bit array */ - uint8_t *msix_table; - uint8_t *msix_pba; - /* MemoryRegion container for msix exclusive BAR setup */ - MemoryRegion msix_exclusive_bar; - /* Memory Regions for MSIX table and pending bit entries. */ - MemoryRegion msix_table_mmio; - MemoryRegion msix_pba_mmio; - /* Reference-count for entries actually in use by driver. */ - unsigned *msix_entry_used; - /* MSIX function mask set or MSIX disabled */ - bool msix_function_masked; - /* Version id needed for VMState */ - int32_t version_id; - - /* Offset of MSI capability in config space */ - uint8_t msi_cap; - - /* PCI Express */ - PCIExpressDevice exp; - - /* SHPC */ - SHPCDevice *shpc; - - /* Location of option rom */ - char *romfile; - bool has_rom; - MemoryRegion rom; - uint32_t rom_bar; - - /* INTx routing notifier */ - PCIINTxRoutingNotifier intx_routing_notifier; - - /* MSI-X notifiers */ - MSIVectorUseNotifier msix_vector_use_notifier; - MSIVectorReleaseNotifier msix_vector_release_notifier; - MSIVectorPollNotifier msix_vector_poll_notifier; -}; - -void pci_register_bar(PCIDevice *pci_dev, int region_num, - uint8_t attr, MemoryRegion *memory); -void pci_register_vga(PCIDevice *pci_dev, MemoryRegion *mem, - MemoryRegion *io_lo, MemoryRegion *io_hi); -void pci_unregister_vga(PCIDevice *pci_dev); -pcibus_t pci_get_bar_addr(PCIDevice *pci_dev, int region_num); - -int pci_add_capability(PCIDevice *pdev, uint8_t cap_id, - uint8_t offset, uint8_t size); - -void pci_del_capability(PCIDevice *pci_dev, uint8_t cap_id, uint8_t cap_size); - -uint8_t pci_find_capability(PCIDevice *pci_dev, uint8_t cap_id); - - -uint32_t pci_default_read_config(PCIDevice *d, - uint32_t address, int len); -void pci_default_write_config(PCIDevice *d, - uint32_t address, uint32_t val, int len); -void pci_device_save(PCIDevice *s, QEMUFile *f); -int pci_device_load(PCIDevice *s, QEMUFile *f); -MemoryRegion *pci_address_space(PCIDevice *dev); -MemoryRegion *pci_address_space_io(PCIDevice *dev); - -typedef void (*pci_set_irq_fn)(void *opaque, int irq_num, int level); -typedef int (*pci_map_irq_fn)(PCIDevice *pci_dev, int irq_num); -typedef PCIINTxRoute (*pci_route_irq_fn)(void *opaque, int pin); - -typedef enum { - PCI_HOTPLUG_DISABLED, - PCI_HOTPLUG_ENABLED, - PCI_COLDPLUG_ENABLED, -} PCIHotplugState; - -typedef int (*pci_hotplug_fn)(DeviceState *qdev, PCIDevice *pci_dev, - PCIHotplugState state); - -#define TYPE_PCI_BUS "PCI" -#define PCI_BUS(obj) OBJECT_CHECK(PCIBus, (obj), TYPE_PCI_BUS) -#define TYPE_PCIE_BUS "PCIE" - -bool pci_bus_is_express(PCIBus *bus); -bool pci_bus_is_root(PCIBus *bus); -void pci_bus_new_inplace(PCIBus *bus, DeviceState *parent, - const char *name, - MemoryRegion *address_space_mem, - MemoryRegion *address_space_io, - uint8_t devfn_min, const char *typename); -PCIBus *pci_bus_new(DeviceState *parent, const char *name, - MemoryRegion *address_space_mem, - MemoryRegion *address_space_io, - uint8_t devfn_min, const char *typename); -void pci_bus_irqs(PCIBus *bus, pci_set_irq_fn set_irq, pci_map_irq_fn map_irq, - void *irq_opaque, int nirq); -int pci_bus_get_irq_level(PCIBus *bus, int irq_num); -void pci_bus_hotplug(PCIBus *bus, pci_hotplug_fn hotplug, DeviceState *dev); -/* 0 <= pin <= 3 0 = INTA, 1 = INTB, 2 = INTC, 3 = INTD */ -int pci_swizzle_map_irq_fn(PCIDevice *pci_dev, int pin); -PCIBus *pci_register_bus(DeviceState *parent, const char *name, - pci_set_irq_fn set_irq, pci_map_irq_fn map_irq, - void *irq_opaque, - MemoryRegion *address_space_mem, - MemoryRegion *address_space_io, - uint8_t devfn_min, int nirq, const char *typename); -void pci_bus_set_route_irq_fn(PCIBus *, pci_route_irq_fn); -PCIINTxRoute pci_device_route_intx_to_irq(PCIDevice *dev, int pin); -bool pci_intx_route_changed(PCIINTxRoute *old, PCIINTxRoute *new); -void pci_bus_fire_intx_routing_notifier(PCIBus *bus); -void pci_device_set_intx_routing_notifier(PCIDevice *dev, - PCIINTxRoutingNotifier notifier); -void pci_device_reset(PCIDevice *dev); -void pci_bus_reset(PCIBus *bus); - -PCIDevice *pci_nic_init(NICInfo *nd, const char *default_model, - const char *default_devaddr); -PCIDevice *pci_nic_init_nofail(NICInfo *nd, const char *default_model, - const char *default_devaddr); - -PCIDevice *pci_vga_init(PCIBus *bus); - -int pci_bus_num(PCIBus *s); -void pci_for_each_device(PCIBus *bus, int bus_num, - void (*fn)(PCIBus *bus, PCIDevice *d, void *opaque), - void *opaque); -PCIBus *pci_find_root_bus(int domain); -int pci_find_domain(const PCIBus *bus); -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_read_devaddr(Monitor *mon, const char *addr, int *domp, int *busp, - unsigned *slotp); - -void pci_device_deassert_intx(PCIDevice *dev); - -typedef DMAContext *(*PCIDMAContextFunc)(PCIBus *, void *, int); - -void pci_setup_iommu(PCIBus *bus, PCIDMAContextFunc fn, void *opaque); - -static inline void -pci_set_byte(uint8_t *config, uint8_t val) -{ - *config = val; -} - -static inline uint8_t -pci_get_byte(const uint8_t *config) -{ - return *config; -} - -static inline void -pci_set_word(uint8_t *config, uint16_t val) -{ - cpu_to_le16wu((uint16_t *)config, val); -} - -static inline uint16_t -pci_get_word(const uint8_t *config) -{ - return le16_to_cpupu((const uint16_t *)config); -} - -static inline void -pci_set_long(uint8_t *config, uint32_t val) -{ - cpu_to_le32wu((uint32_t *)config, val); -} - -static inline uint32_t -pci_get_long(const uint8_t *config) -{ - return le32_to_cpupu((const uint32_t *)config); -} - -static inline void -pci_set_quad(uint8_t *config, uint64_t val) -{ - cpu_to_le64w((uint64_t *)config, val); -} - -static inline uint64_t -pci_get_quad(const uint8_t *config) -{ - return le64_to_cpup((const uint64_t *)config); -} - -static inline void -pci_config_set_vendor_id(uint8_t *pci_config, uint16_t val) -{ - pci_set_word(&pci_config[PCI_VENDOR_ID], val); -} - -static inline void -pci_config_set_device_id(uint8_t *pci_config, uint16_t val) -{ - pci_set_word(&pci_config[PCI_DEVICE_ID], val); -} - -static inline void -pci_config_set_revision(uint8_t *pci_config, uint8_t val) -{ - pci_set_byte(&pci_config[PCI_REVISION_ID], val); -} - -static inline void -pci_config_set_class(uint8_t *pci_config, uint16_t val) -{ - pci_set_word(&pci_config[PCI_CLASS_DEVICE], val); -} - -static inline void -pci_config_set_prog_interface(uint8_t *pci_config, uint8_t val) -{ - pci_set_byte(&pci_config[PCI_CLASS_PROG], val); -} - -static inline void -pci_config_set_interrupt_pin(uint8_t *pci_config, uint8_t val) -{ - pci_set_byte(&pci_config[PCI_INTERRUPT_PIN], val); -} - -/* - * helper functions to do bit mask operation on configuration space. - * Just to set bit, use test-and-set and discard returned value. - * Just to clear bit, use test-and-clear and discard returned value. - * NOTE: They aren't atomic. - */ -static inline uint8_t -pci_byte_test_and_clear_mask(uint8_t *config, uint8_t mask) -{ - uint8_t val = pci_get_byte(config); - pci_set_byte(config, val & ~mask); - return val & mask; -} - -static inline uint8_t -pci_byte_test_and_set_mask(uint8_t *config, uint8_t mask) -{ - uint8_t val = pci_get_byte(config); - pci_set_byte(config, val | mask); - return val & mask; -} - -static inline uint16_t -pci_word_test_and_clear_mask(uint8_t *config, uint16_t mask) -{ - uint16_t val = pci_get_word(config); - pci_set_word(config, val & ~mask); - return val & mask; -} - -static inline uint16_t -pci_word_test_and_set_mask(uint8_t *config, uint16_t mask) -{ - uint16_t val = pci_get_word(config); - pci_set_word(config, val | mask); - return val & mask; -} - -static inline uint32_t -pci_long_test_and_clear_mask(uint8_t *config, uint32_t mask) -{ - uint32_t val = pci_get_long(config); - pci_set_long(config, val & ~mask); - return val & mask; -} - -static inline uint32_t -pci_long_test_and_set_mask(uint8_t *config, uint32_t mask) -{ - uint32_t val = pci_get_long(config); - pci_set_long(config, val | mask); - return val & mask; -} - -static inline uint64_t -pci_quad_test_and_clear_mask(uint8_t *config, uint64_t mask) -{ - uint64_t val = pci_get_quad(config); - pci_set_quad(config, val & ~mask); - return val & mask; -} - -static inline uint64_t -pci_quad_test_and_set_mask(uint8_t *config, uint64_t mask) -{ - uint64_t val = pci_get_quad(config); - pci_set_quad(config, val | mask); - return val & mask; -} - -/* 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)); -} - -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); -} - -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)); -} - -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); -} - -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)); -} - -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)); -} - -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); -PCIDevice *pci_create_simple_multifunction(PCIBus *bus, int devfn, - bool multifunction, - const char *name); -PCIDevice *pci_create(PCIBus *bus, int devfn, const char *name); -PCIDevice *pci_create_simple(PCIBus *bus, int devfn, const char *name); - -static inline int pci_is_express(const PCIDevice *d) -{ - return d->cap_present & QEMU_PCI_CAP_EXPRESS; -} - -static inline uint32_t pci_config_size(const PCIDevice *d) -{ - return pci_is_express(d) ? PCIE_CONFIG_SPACE_SIZE : PCI_CONFIG_SPACE_SIZE; -} - -/* DMA access functions */ -static inline DMAContext *pci_dma_context(PCIDevice *dev) -{ - return dev->dma; -} - -static inline int pci_dma_rw(PCIDevice *dev, dma_addr_t addr, - void *buf, dma_addr_t len, DMADirection dir) -{ - dma_memory_rw(pci_dma_context(dev), addr, buf, len, dir); - return 0; -} - -static inline int pci_dma_read(PCIDevice *dev, dma_addr_t addr, - void *buf, dma_addr_t len) -{ - return pci_dma_rw(dev, addr, buf, len, DMA_DIRECTION_TO_DEVICE); -} - -static inline int pci_dma_write(PCIDevice *dev, dma_addr_t addr, - const void *buf, dma_addr_t len) -{ - return pci_dma_rw(dev, addr, (void *) buf, len, DMA_DIRECTION_FROM_DEVICE); -} - -#define PCI_DMA_DEFINE_LDST(_l, _s, _bits) \ - static inline uint##_bits##_t ld##_l##_pci_dma(PCIDevice *dev, \ - dma_addr_t addr) \ - { \ - return ld##_l##_dma(pci_dma_context(dev), addr); \ - } \ - static inline void st##_s##_pci_dma(PCIDevice *dev, \ - dma_addr_t addr, uint##_bits##_t val) \ - { \ - st##_s##_dma(pci_dma_context(dev), addr, val); \ - } - -PCI_DMA_DEFINE_LDST(ub, b, 8); -PCI_DMA_DEFINE_LDST(uw_le, w_le, 16) -PCI_DMA_DEFINE_LDST(l_le, l_le, 32); -PCI_DMA_DEFINE_LDST(q_le, q_le, 64); -PCI_DMA_DEFINE_LDST(uw_be, w_be, 16) -PCI_DMA_DEFINE_LDST(l_be, l_be, 32); -PCI_DMA_DEFINE_LDST(q_be, q_be, 64); - -#undef PCI_DMA_DEFINE_LDST - -static inline void *pci_dma_map(PCIDevice *dev, dma_addr_t addr, - dma_addr_t *plen, DMADirection dir) -{ - void *buf; - - buf = dma_memory_map(pci_dma_context(dev), addr, plen, dir); - return buf; -} - -static inline void pci_dma_unmap(PCIDevice *dev, void *buffer, dma_addr_t len, - DMADirection dir, dma_addr_t access_len) -{ - dma_memory_unmap(pci_dma_context(dev), buffer, len, dir, access_len); -} - -static inline void pci_dma_sglist_init(QEMUSGList *qsg, PCIDevice *dev, - int alloc_hint) -{ - qemu_sglist_init(qsg, alloc_hint, pci_dma_context(dev)); -} - -extern const VMStateDescription vmstate_pci_device; - -#define VMSTATE_PCI_DEVICE(_field, _state) { \ - .name = (stringify(_field)), \ - .size = sizeof(PCIDevice), \ - .vmsd = &vmstate_pci_device, \ - .flags = VMS_STRUCT, \ - .offset = vmstate_offset_value(_state, _field, PCIDevice), \ -} - -#define VMSTATE_PCI_DEVICE_POINTER(_field, _state) { \ - .name = (stringify(_field)), \ - .size = sizeof(PCIDevice), \ - .vmsd = &vmstate_pci_device, \ - .flags = VMS_STRUCT|VMS_POINTER, \ - .offset = vmstate_offset_pointer(_state, _field, PCIDevice), \ -} - -#endif |