94
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/** @name PCI Configuration Space Registers
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#define VBOX_PCI_VENDOR_ID 0x00 /**< 16-bit RO */
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#define VBOX_PCI_DEVICE_ID 0x02 /**< 16-bit RO */
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#define VBOX_PCI_COMMAND 0x04 /**< 16-bit RW */
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#define VBOX_PCI_STATUS 0x06 /**< 16-bit RW */
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#define VBOX_PCI_REVISION_ID 0x08 /**< 8-bit RO */
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#define VBOX_PCI_CLASS_PROG 0x09 /**< 8-bit RO - - register-level programming class code (device specific). */
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#define VBOX_PCI_CLASS_SUB 0x0a /**< 8-bit RO - - sub-class code. */
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/* Commented out values common for different header types */
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/* Common part of the header */
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#define VBOX_PCI_VENDOR_ID 0x00 /**< 16-bit RO */
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#define VBOX_PCI_DEVICE_ID 0x02 /**< 16-bit RO */
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#define VBOX_PCI_COMMAND 0x04 /**< 16-bit RW, some bits RO */
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#define VBOX_PCI_STATUS 0x06 /**< 16-bit RW, some bits RO */
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#define VBOX_PCI_REVISION_ID 0x08 /**< 8-bit RO - - device revision */
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#define VBOX_PCI_CLASS_PROG 0x09 /**< 8-bit RO - - register-level programming class code (device specific). */
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#define VBOX_PCI_CLASS_SUB 0x0a /**< 8-bit RO - - sub-class code. */
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#define VBOX_PCI_CLASS_DEVICE VBOX_PCI_CLASS_SUB
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#define VBOX_PCI_CLASS_BASE 0x0b /**< 8-bit RO - - base class code. */
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#define VBOX_PCI_CACHE_LINE_SIZE 0x0c /**< 8-bit ?? */
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#define VBOX_PCI_LATENCY_TIMER 0x0d /**< 8-bit ?? */
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#define VBOX_PCI_HEADER_TYPE 0x0e /**< 8-bit ?? */
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#define VBOX_PCI_BIST 0x0f /**< 8-bit ?? */
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#define VBOX_PCI_BASE_ADDRESS_0 0x10 /**< 32-bit RW */
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#define VBOX_PCI_BASE_ADDRESS_1 0x14 /**< 32-bit RW */
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#define VBOX_PCI_BASE_ADDRESS_2 0x18 /**< 32-bit RW */
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#define VBOX_PCI_PRIMARY_BUS 0x18 /**< 8-bit ?? - bridge - primary bus number. */
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#define VBOX_PCI_SECONDARY_BUS 0x19 /**< 8-bit ?? - bridge - secondary bus number. */
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#define VBOX_PCI_SUBORDINATE_BUS 0x1a /**< 8-bit ?? - bridge - highest subordinate bus number. (behind the bridge) */
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#define VBOX_PCI_SEC_LATENCY_TIMER 0x1b /**< 8-bit ?? - bridge - secondary latency timer. */
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#define VBOX_PCI_BASE_ADDRESS_3 0x1c /**< 32-bit RW */
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#define VBOX_PCI_IO_BASE 0x1c /**< 8-bit ?? - bridge - I/O range base. */
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#define VBOX_PCI_IO_LIMIT 0x1d /**< 8-bit ?? - bridge - I/O range limit. */
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#define VBOX_PCI_SEC_STATUS 0x1e /**< 16-bit ?? - bridge - secondary status register. */
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#define VBOX_PCI_BASE_ADDRESS_4 0x20 /**< 32-bit RW */
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#define VBOX_PCI_MEMORY_BASE 0x20 /**< 16-bit ?? - bridge - memory range base. */
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#define VBOX_PCI_MEMORY_LIMIT 0x22 /**< 16-bit ?? - bridge - memory range limit. */
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#define VBOX_PCI_BASE_ADDRESS_5 0x24 /**< 32-bit RW */
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#define VBOX_PCI_PREF_MEMORY_BASE 0x24 /**< 16-bit ?? - bridge - Prefetchable memory range base. */
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#define VBOX_PCI_PREF_MEMORY_LIMIT 0x26 /**< 16-bit ?? - bridge - Prefetchable memory range limit. */
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#define VBOX_PCI_CARDBUS_CIS 0x28 /**< 32-bit ?? */
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#define VBOX_PCI_PREF_BASE_UPPER32 0x28 /**< 32-bit ?? - bridge - Prefetchable memory range high base.*/
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#define VBOX_PCI_PREF_LIMIT_UPPER32 0x2c /**< 32-bit ?? - bridge - Prefetchable memory range high limit. */
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#define VBOX_PCI_SUBSYSTEM_VENDOR_ID 0x2c /**< 16-bit ?? */
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#define VBOX_PCI_SUBSYSTEM_ID 0x2e /**< 16-bit ?? */
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#define VBOX_PCI_ROM_ADDRESS 0x30 /**< 32-bit ?? */
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#define VBOX_PCI_IO_BASE_UPPER16 0x30 /**< 16-bit ?? - bridge - memory range high base. */
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#define VBOX_PCI_IO_LIMIT_UPPER16 0x32 /**< 16-bit ?? - bridge - memory range high limit. */
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#define VBOX_PCI_CAPABILITY_LIST 0x34 /**< 8-bit? ?? */
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#define VBOX_PCI_ROM_ADDRESS_BR 0x38 /**< 32-bit ?? - bridge */
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#define VBOX_PCI_INTERRUPT_LINE 0x3c /**< 8-bit RW - Interrupt line. */
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#define VBOX_PCI_INTERRUPT_PIN 0x3d /**< 8-bit RO - Interrupt pin. */
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#define VBOX_PCI_MIN_GNT 0x3e /**< 8-bit ?? */
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#define VBOX_PCI_BRIDGE_CONTROL 0x3e /**< 8-bit? ?? - bridge */
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#define VBOX_PCI_MAX_LAT 0x3f /**< 8-bit ?? */
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#define VBOX_PCI_CLASS_BASE 0x0b /**< 8-bit RO - - base class code. */
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#define VBOX_PCI_CACHE_LINE_SIZE 0x0c /**< 8-bit RW - - system cache line size */
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#define VBOX_PCI_LATENCY_TIMER 0x0d /**< 8-bit RW - - master latency timer, hardwired to 0 for PCIe */
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#define VBOX_PCI_HEADER_TYPE 0x0e /**< 8-bit RO - - header type (0 - device, 1 - bridge, 2 - CardBus bridge) */
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#define VBOX_PCI_BIST 0x0f /**< 8-bit RW - - built-in self test control */
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#define VBOX_PCI_CAPABILITY_LIST 0x34 /**< 8-bit RO? - - linked list of new capabilities implemented by the device, 2 bottom bits reserved */
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#define VBOX_PCI_INTERRUPT_LINE 0x3c /**< 8-bit RW - - interrupt line. */
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#define VBOX_PCI_INTERRUPT_PIN 0x3d /**< 8-bit RO - - interrupt pin. */
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/* Type 0 header, device */
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#define VBOX_PCI_BASE_ADDRESS_0 0x10 /**< 32-bit RW */
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#define VBOX_PCI_BASE_ADDRESS_1 0x14 /**< 32-bit RW */
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#define VBOX_PCI_BASE_ADDRESS_2 0x18 /**< 32-bit RW */
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#define VBOX_PCI_BASE_ADDRESS_3 0x1c /**< 32-bit RW */
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#define VBOX_PCI_BASE_ADDRESS_4 0x20 /**< 32-bit RW */
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#define VBOX_PCI_BASE_ADDRESS_5 0x24 /**< 32-bit RW */
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#define VBOX_PCI_CARDBUS_CIS 0x28 /**< 32-bit ?? */
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#define VBOX_PCI_SUBSYSTEM_VENDOR_ID 0x2c /**< 16-bit RO */
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#define VBOX_PCI_SUBSYSTEM_ID 0x2e /**< 16-bit RO */
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#define VBOX_PCI_ROM_ADDRESS 0x30 /**< 32-bit ?? */
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/* #define VBOX_PCI_CAPABILITY_LIST 0x34 */ /**< 8-bit? ?? */
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#define VBOX_PCI_RESERVED_35 0x35 /**< 8-bit ?? - - reserved */
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#define VBOX_PCI_RESERVED_36 0x36 /**< 8-bit ?? - - reserved */
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#define VBOX_PCI_RESERVED_37 0x37 /**< 8-bit ?? - - reserved */
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#define VBOX_PCI_RESERVED_38 0x38 /**< 32-bit ?? - - reserved */
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/* #define VBOX_PCI_INTERRUPT_LINE 0x3c */ /**< 8-bit RW - - interrupt line. */
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/* #define VBOX_PCI_INTERRUPT_PIN 0x3d */ /**< 8-bit RO - - interrupt pin. */
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#define VBOX_PCI_MIN_GNT 0x3e /**< 8-bit RO - - burst period length (in 1/4 microsecond units) */
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#define VBOX_PCI_MAX_LAT 0x3f /**< 8-bit RO - - how often the device needs access to the PCI bus (in 1/4 microsecond units) */
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/* Type 1 header, PCI-to-PCI bridge */
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/* #define VBOX_PCI_BASE_ADDRESS_0 0x10 */ /**< 32-bit RW */
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/* #define VBOX_PCI_BASE_ADDRESS_1 0x14 */ /**< 32-bit RW */
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#define VBOX_PCI_PRIMARY_BUS 0x18 /**< 8-bit ?? - - primary bus number. */
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#define VBOX_PCI_SECONDARY_BUS 0x19 /**< 8-bit ?? - - secondary bus number. */
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#define VBOX_PCI_SUBORDINATE_BUS 0x1a /**< 8-bit ?? - - highest subordinate bus number. (behind the bridge) */
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#define VBOX_PCI_SEC_LATENCY_TIMER 0x1b /**< 8-bit ?? - - secondary latency timer. */
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#define VBOX_PCI_IO_BASE 0x1c /**< 8-bit ?? - - I/O range base. */
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#define VBOX_PCI_IO_LIMIT 0x1d /**< 8-bit ?? - - I/O range limit. */
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#define VBOX_PCI_SEC_STATUS 0x1e /**< 16-bit ?? - - secondary status register. */
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#define VBOX_PCI_MEMORY_BASE 0x20 /**< 16-bit ?? - - memory range base. */
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#define VBOX_PCI_MEMORY_LIMIT 0x22 /**< 16-bit ?? - - memory range limit. */
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#define VBOX_PCI_PREF_MEMORY_BASE 0x24 /**< 16-bit ?? - - prefetchable memory range base. */
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#define VBOX_PCI_PREF_MEMORY_LIMIT 0x26 /**< 16-bit ?? - - prefetchable memory range limit. */
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#define VBOX_PCI_PREF_BASE_UPPER32 0x28 /**< 32-bit ?? - - prefetchable memory range high base.*/
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#define VBOX_PCI_PREF_LIMIT_UPPER32 0x2c /**< 32-bit ?? - - prefetchable memory range high limit. */
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#define VBOX_PCI_IO_BASE_UPPER16 0x30 /**< 16-bit ?? - - memory range high base. */
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#define VBOX_PCI_IO_LIMIT_UPPER16 0x32 /**< 16-bit ?? - - memory range high limit. */
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/* #define VBOX_PCI_CAPABILITY_LIST 0x34 */ /**< 8-bit? ?? */
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/* #define VBOX_PCI_RESERVED_35 0x35 */ /**< 8-bit ?? - - reserved */
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/* #define VBOX_PCI_RESERVED_36 0x36 */ /**< 8-bit ?? - - reserved */
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/* #define VBOX_PCI_RESERVED_37 0x37 */ /**< 8-bit ?? - - reserved */
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#define VBOX_PCI_ROM_ADDRESS_BR 0x38 /**< 32-bit ?? - - expansion ROM base address */
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#define VBOX_PCI_BRIDGE_CONTROL 0x3e /**< 16-bit? ?? - - bridge control */
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/* Type 2 header, PCI-to-CardBus bridge */
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#define VBOX_PCI_CARDBUS_BASE_ADDRESS 0x10 /**< 32-bit RW - - CardBus Socket/ExCa base address */
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#define VBOX_PCI_CARDBUS_CAPLIST 0x14 /**< 8-bit RO? - - offset of capabilities list */
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#define VBOX_PCI_CARDBUS_RESERVED_15 0x15 /**< 8-bit ?? - - reserved */
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#define VBOX_PCI_CARDBUS_SEC_STATUS 0x16 /**< 16-bit ?? - - secondary status */
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#define VBOX_PCI_CARDBUS_PCIBUS_NUMBER 0x18 /**< 8-bit ?? - - PCI bus number */
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#define VBOX_PCI_CARDBUS_CARDBUS_NUMBER 0x19 /**< 8-bit ?? - - CardBus bus number */
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/* #define VBOX_PCI_SUBORDINATE_BUS 0x1a */ /**< 8-bit ?? - - highest subordinate bus number. (behind the bridge) */
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/* #define VBOX_PCI_SEC_LATENCY_TIMER 0x1b */ /**< 8-bit ?? - - secondary latency timer. */
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#define VBOX_PCI_CARDBUS_MEMORY_BASE0 0x1c /**< 32-bit RW - - memory base address 0 */
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#define VBOX_PCI_CARDBUS_MEMORY_LIMIT0 0x20 /**< 32-bit RW - - memory limit 0 */
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#define VBOX_PCI_CARDBUS_MEMORY_BASE1 0x24 /**< 32-bit RW - - memory base address 1 */
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#define VBOX_PCI_CARDBUS_MEMORY_LIMIT1 0x28 /**< 32-bit RW - - memory limit 1 */
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#define VBOX_PCI_CARDBUS_IO_BASE0 0x2c /**< 32-bit RW - - IO base address 0 */
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#define VBOX_PCI_CARDBUS_IO_LIMIT0 0x30 /**< 32-bit RW - - IO limit 0 */
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#define VBOX_PCI_CARDBUS_IO_BASE1 0x34 /**< 32-bit RW - - IO base address 1 */
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#define VBOX_PCI_CARDBUS_IO_LIMIT1 0x38 /**< 32-bit RW - - IO limit 1 */
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/* #define VBOX_PCI_INTERRUPT_LINE 0x3c */ /**< 8-bit RW - - interrupt line. */
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/* #define VBOX_PCI_INTERRUPT_PIN 0x3d */ /**< 8-bit RO - - interrupt pin. */
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/* #define VBOX_PCI_BRIDGE_CONTROL 0x3e */ /**< 16-bit? ?? - - bridge control */
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/* Possible values in status bitmask */
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#define VBOX_PCI_STATUS_CAP_LIST 0x10 /* Support Capability List */
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#define VBOX_PCI_STATUS_66MHZ 0x20 /* Support 66 Mhz PCI 2.1 bus */
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#define VBOX_PCI_STATUS_UDF 0x40 /* Support User Definable Features [obsolete] */
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#define VBOX_PCI_STATUS_FAST_BACK 0x80 /* Accept fast-back to back */
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#define VBOX_PCI_STATUS_PARITY 0x100 /* Detected parity error */
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#define VBOX_PCI_STATUS_DEVSEL_MASK 0x600 /* DEVSEL timing */
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#define VBOX_PCI_STATUS_DEVSEL_FAST 0x000
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#define VBOX_PCI_STATUS_DEVSEL_MEDIUM 0x200
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#define VBOX_PCI_STATUS_DEVSEL_SLOW 0x400
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#define VBOX_PCI_STATUS_SIG_TARGET_ABORT 0x800 /* Set on target abort */
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#define VBOX_PCI_STATUS_REC_TARGET_ABORT 0x1000 /* Master ack of " */
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#define VBOX_PCI_STATUS_REC_MASTER_ABORT 0x2000 /* Set on master abort */
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#define VBOX_PCI_STATUS_SIG_SYSTEM_ERROR 0x4000 /* Set when we drive SERR */
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#define VBOX_PCI_STATUS_DETECTED_PARITY 0x8000 /* Set on parity error */
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/* Command bitmask */
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#define VBOX_PCI_COMMAND_IO 0x1 /* Enable response in I/O space */
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#define VBOX_PCI_COMMAND_MEMORY 0x2 /* Enable response in Memory space */
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#define VBOX_PCI_COMMAND_MASTER 0x4 /* Enable bus mastering */
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#define VBOX_PCI_COMMAND_SPECIAL 0x8 /* Enable response to special cycles */
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#define VBOX_PCI_COMMAND_INVALIDATE 0x10 /* Use memory write and invalidate */
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#define VBOX_PCI_COMMAND_VGA_PALETTE 0x20 /* Enable palette snooping */
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#define VBOX_PCI_COMMAND_PARITY 0x40 /* Enable parity checking */
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#define VBOX_PCI_COMMAND_WAIT 0x80 /* Enable address/data stepping */
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#define VBOX_PCI_COMMAND_SERR 0x100 /* Enable SERR */
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#define VBOX_PCI_COMMAND_FAST_BACK 0x200 /* Enable back-to-back writes */
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#define VBOX_PCI_COMMAND_INTX_DISABLE 0x400 /* INTx Emulation Disable */
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/* Capability list values (capability offset 0) */
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/* Next value pointer in offset 1, or 0 if none */
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#define VBOX_PCI_CAP_ID_PM 0x01 /* Power Management */
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#define VBOX_PCI_CAP_ID_AGP 0x02 /* Accelerated Graphics Port */
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#define VBOX_PCI_CAP_ID_VPD 0x03 /* Vital Product Data */
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#define VBOX_PCI_CAP_ID_SLOTID 0x04 /* Slot Identification */
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#define VBOX_PCI_CAP_ID_MSI 0x05 /* Message Signalled Interrupts */
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#define VBOX_PCI_CAP_ID_CHSWP 0x06 /* CompactPCI HotSwap */
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#define VBOX_PCI_CAP_ID_PCIX 0x07 /* PCI-X */
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#define VBOX_PCI_CAP_ID_HT 0x08 /* HyperTransport */
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#define VBOX_PCI_CAP_ID_VNDR 0x09 /* Vendor specific */
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#define VBOX_PCI_CAP_ID_DBG 0x0A /* Debug port */
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#define VBOX_PCI_CAP_ID_CCRC 0x0B /* CompactPCI Central Resource Control */
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#define VBOX_PCI_CAP_ID_SHPC 0x0C /* PCI Standard Hot-Plug Controller */
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#define VBOX_PCI_CAP_ID_SSVID 0x0D /* Bridge subsystem vendor/device ID */
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#define VBOX_PCI_CAP_ID_AGP3 0x0E /* AGP Target PCI-PCI bridge */
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#define VBOX_PCI_CAP_ID_SECURE 0x0F /* Secure device (?) */
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#define VBOX_PCI_CAP_ID_EXP 0x10 /* PCI Express */
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#define VBOX_PCI_CAP_ID_MSIX 0x11 /* MSI-X */
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#define VBOX_PCI_CAP_ID_SATA 0x12 /* Serial-ATA HBA */
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#define VBOX_PCI_CAP_ID_AF 0x13 /* PCI Advanced Features */
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/* Extended Capabilities (PCI-X 2.0 and Express), start at 0x100, next - bits [20..32] */
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#define VBOX_PCI_EXT_CAP_ID_ERR 0x01 /* Advanced Error Reporting */
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#define VBOX_PCI_EXT_CAP_ID_VC 0x02 /* Virtual Channel */
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#define VBOX_PCI_EXT_CAP_ID_DSN 0x03 /* Device Serial Number */
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#define VBOX_PCI_EXT_CAP_ID_PWR 0x04 /* Power Budgeting */
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#define VBOX_PCI_EXT_CAP_ID_RCLINK 0x05 /* Root Complex Link Declaration */
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#define VBOX_PCI_EXT_CAP_ID_RCILINK 0x06 /* Root Complex Internal Link Declaration */
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#define VBOX_PCI_EXT_CAP_ID_RCECOLL 0x07 /* Root Complex Event Collector */
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#define VBOX_PCI_EXT_CAP_ID_MFVC 0x08 /* Multi-Function Virtual Channel */
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#define VBOX_PCI_EXT_CAP_ID_RBCB 0x0a /* Root Bridge Control Block */
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#define VBOX_PCI_EXT_CAP_ID_VNDR 0x0b /* Vendor specific */
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#define VBOX_PCI_EXT_CAP_ID_ACS 0x0d /* Access Controls */
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#define VBOX_PCI_EXT_CAP_ID_ARI 0x0e
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#define VBOX_PCI_EXT_CAP_ID_ATS 0x0f
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#define VBOX_PCI_EXT_CAP_ID_SRIOV 0x10
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/* MSI flags, aka Message Control (2 bytes, capability offset 2) */
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#define VBOX_PCI_MSI_FLAGS_ENABLE 0x0001 /* MSI feature enabled */
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#define VBOX_PCI_MSI_FLAGS_64BIT 0x0080 /* 64-bit addresses allowed */
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#define VBOX_PCI_MSI_FLAGS_MASKBIT 0x0100 /* Per-vector masking support */
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/* Encoding for 3-bit patterns for message queue (per chapter 6.8.1 of PCI spec),
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someone very similar to log_2().
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#define VBOX_PCI_MSI_FLAGS_QSIZE 0x0070 /* Message queue size configured (i.e. vectors per device allocated) */
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#define VBOX_PCI_MSI_FLAGS_QMASK 0x000e /* Maximum queue size available (i.e. vectors per device possible) */
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/* MSI-X flags (2 bytes, capability offset 2) */
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#define VBOX_PCI_MSIX_FLAGS_ENABLE 0x8000 /* MSI-X enable */
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#define VBOX_PCI_MSIX_FLAGS_FUNCMASK 0x4000 /* Function mask */
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/* Power management flags (2 bytes, capability offset 2) */
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#define VBOX_PCI_PM_CAP_VER_MASK 0x0007 /* Version mask */
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#define VBOX_PCI_PM_CAP_PME_CLOCK 0x0008 /* PME clock required */
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#define VBOX_PCI_PM_CAP_RESERVED 0x0010 /* Reserved field */
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#define VBOX_PCI_PM_CAP_DSI 0x0020 /* Device specific initialization */
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#define VBOX_PCI_PM_CAP_AUX_POWER 0x01C0 /* Auxilliary power support mask */
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#define VBOX_PCI_PM_CAP_D1 0x0200 /* D1 power state support */
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#define VBOX_PCI_PM_CAP_D2 0x0400 /* D2 power state support */
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#define VBOX_PCI_PM_CAP_PME 0x0800 /* PME pin supported */
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#define VBOX_PCI_PM_CAP_PME_MASK 0xF800 /* PME Mask of all supported states */
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#define VBOX_PCI_PM_CAP_PME_D0 0x0800 /* PME# from D0 */
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#define VBOX_PCI_PM_CAP_PME_D1 0x1000 /* PME# from D1 */
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#define VBOX_PCI_PM_CAP_PME_D2 0x2000 /* PME# from D2 */
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#define VBOX_PCI_PM_CAP_PME_D3 0x4000 /* PME# from D3 (hot) */
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#define VBOX_PCI_PM_CAP_PME_D3cold 0x8000 /* PME# from D3 (cold) */
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/* Power management control flags (2 bytes, capability offset 4) */
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#define VBOX_PCI_PM_CTRL_STATE_MASK 0x0003 /* Current power state (D0 to D3) */
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#define VBOX_PCI_PM_CTRL_NO_SOFT_RESET 0x0008 /* No reset for D3hot->D0 */
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#define VBOX_PCI_PM_CTRL_PME_ENABLE 0x0100 /* PME pin enable */
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#define VBOX_PCI_PM_CTRL_DATA_SEL_MASK 0x1e00 /* Data select (??) */
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#define VBOX_PCI_PM_CTRL_DATA_SCALE_MASK 0x6000 /* Data scale (??) */
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#define VBOX_PCI_PM_CTRL_PME_STATUS 0x8000 /* PME pin status */
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/* PCI-X config flags (2 bytes, capability offset 2) */
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#define VBOX_PCI_X_CMD_DPERR_E 0x0001 /* Data Parity Error Recovery Enable */
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#define VBOX_PCI_X_CMD_ERO 0x0002 /* Enable Relaxed Ordering */
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#define VBOX_PCI_X_CMD_MAX_OUTSTANDING_SPLIT_TRANS 0x0070
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#define VBOX_PCI_X_CMD_READ_512 0x0000 /* 512 byte maximum read byte count */
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#define VBOX_PCI_X_CMD_READ_1K 0x0004 /* 1Kbyte maximum read byte count */
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#define VBOX_PCI_X_CMD_READ_2K 0x0008 /* 2Kbyte maximum read byte count */
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#define VBOX_PCI_X_CMD_READ_4K 0x000c /* 4Kbyte maximum read byte count */
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#define VBOX_PCI_X_CMD_MAX_READ 0x000c /* Max Memory Read Byte Count */
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/* PCI-X config flags (4 bytes, capability offset 4) */
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#define VBOX_PCI_X_STATUS_DEVFN 0x000000ff /* A copy of devfn */
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#define VBOX_PCI_X_STATUS_BUS 0x0000ff00 /* A copy of bus nr */
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#define VBOX_PCI_X_STATUS_64BIT 0x00010000 /* 64-bit device */
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#define VBOX_PCI_X_STATUS_133MHZ 0x00020000 /* 133 MHz capable */
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#define VBOX_PCI_X_STATUS_SPL_DISC 0x00040000 /* Split Completion Discarded */
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#define VBOX_PCI_X_STATUS_UNX_SPL 0x00080000 /* Unexpected Split Completion */
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#define VBOX_PCI_X_STATUS_COMPLEX 0x00100000 /* Device Complexity, 0 = simple device, 1 = bridge device */
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#define VBOX_PCI_X_STATUS_MAX_READ 0x00600000 /* Designed Max Memory Read Count, 0 = 512 bytes, 1 = 1024, 2 = 2048, 3 = 4096 */
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#define VBOX_PCI_X_STATUS_MAX_SPLIT 0x03800000 /* Designed Max Outstanding Split Transactions */
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#define VBOX_PCI_X_STATUS_MAX_CUM 0x1c000000 /* Designed Max Cumulative Read Size */
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#define VBOX_PCI_X_STATUS_SPL_ERR 0x20000000 /* Rcvd Split Completion Error Msg */
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#define VBOX_PCI_X_STATUS_266MHZ 0x40000000 /* 266 MHz capable */
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#define VBOX_PCI_X_STATUS_533MHZ 0x80000000 /* 533 MHz capable */
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/* PCI Express config flags (2 bytes, capability offset 2) */
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#define VBOX_PCI_EXP_FLAGS_VERS 0x000f /* Capability version */
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#define VBOX_PCI_EXP_FLAGS_TYPE 0x00f0 /* Device/Port type */
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#define VBOX_PCI_EXP_TYPE_ENDPOINT 0x0 /* Express Endpoint */
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#define VBOX_PCI_EXP_TYPE_LEG_END 0x1 /* Legacy Endpoint */
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#define VBOX_PCI_EXP_TYPE_ROOT_PORT 0x4 /* Root Port */
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#define VBOX_PCI_EXP_TYPE_UPSTREAM 0x5 /* Upstream Port */
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#define VBOX_PCI_EXP_TYPE_DOWNSTREAM 0x6 /* Downstream Port */
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#define VBOX_PCI_EXP_TYPE_PCI_BRIDGE 0x7 /* PCI/PCI-X Bridge */
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#define VBOX_PCI_EXP_TYPE_PCIE_BRIDGE 0x8 /* PCI/PCI-X to PCIE Bridge */
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#define VBOX_PCI_EXP_TYPE_ROOT_INT_EP 0x9 /* Root Complex Integrated Endpoint */
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#define VBOX_PCI_EXP_TYPE_ROOT_EC 0xa /* Root Complex Event Collector */
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#define VBOX_PCI_EXP_FLAGS_SLOT 0x0100 /* Slot implemented */
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#define VBOX_PCI_EXP_FLAGS_IRQ 0x3e00 /* Interrupt message number */
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/* PCI Express device capabilities (4 bytes, capability offset 4) */
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#define VBOX_PCI_EXP_DEVCAP_PAYLOAD 0x07 /* Max_Payload_Size */
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#define VBOX_PCI_EXP_DEVCAP_PHANTOM 0x18 /* Phantom functions */
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#define VBOX_PCI_EXP_DEVCAP_EXT_TAG 0x20 /* Extended tags */
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#define VBOX_PCI_EXP_DEVCAP_L0S 0x1c0 /* L0s Acceptable Latency */
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#define VBOX_PCI_EXP_DEVCAP_L1 0xe00 /* L1 Acceptable Latency */
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#define VBOX_PCI_EXP_DEVCAP_ATN_BUT 0x1000 /* Attention Button Present */
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#define VBOX_PCI_EXP_DEVCAP_ATN_IND 0x2000 /* Attention Indicator Present */
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#define VBOX_PCI_EXP_DEVCAP_PWR_IND 0x4000 /* Power Indicator Present */
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#define VBOX_PCI_EXP_DEVCAP_RBE 0x8000 /* Role-Based Error Reporting */
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#define VBOX_PCI_EXP_DEVCAP_PWR_VAL 0x3fc0000 /* Slot Power Limit Value */
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#define VBOX_PCI_EXP_DEVCAP_PWR_SCL 0xc000000 /* Slot Power Limit Scale */
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#define VBOX_PCI_EXP_DEVCAP_FLRESET 0x10000000 /* Function-Level Reset */
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/* PCI Express device control (2 bytes, capability offset 8) */
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#define VBOX_PCI_EXP_DEVCTL_CERE 0x0001 /* Correctable Error Reporting En. */
358
#define VBOX_PCI_EXP_DEVCTL_NFERE 0x0002 /* Non-Fatal Error Reporting Enable */
359
#define VBOX_PCI_EXP_DEVCTL_FERE 0x0004 /* Fatal Error Reporting Enable */
360
#define VBOX_PCI_EXP_DEVCTL_URRE 0x0008 /* Unsupported Request Reporting En. */
361
#define VBOX_PCI_EXP_DEVCTL_RELAXED 0x0010 /* Enable Relaxed Ordering */
362
#define VBOX_PCI_EXP_DEVCTL_PAYLOAD 0x00e0 /* Max_Payload_Size */
363
#define VBOX_PCI_EXP_DEVCTL_EXT_TAG 0x0100 /* Extended Tag Field Enable */
364
#define VBOX_PCI_EXP_DEVCTL_PHANTOM 0x0200 /* Phantom Functions Enable */
365
#define VBOX_PCI_EXP_DEVCTL_AUX_PME 0x0400 /* Auxiliary Power PM Enable */
366
#define VBOX_PCI_EXP_DEVCTL_NOSNOOP 0x0800 /* Enable No Snoop */
367
#define VBOX_PCI_EXP_DEVCTL_READRQ 0x7000 /* Max_Read_Request_Size */
368
#define VBOX_PCI_EXP_DEVCTL_BCRE 0x8000 /* Bridge Configuration Retry Enable */
369
#define VBOX_PCI_EXP_DEVCTL_FLRESET 0x8000 /* Function-Level Reset [bit shared with BCRE] */
371
/* PCI Express device status (2 bytes, capability offset 10) */
372
#define VBOX_PCI_EXP_DEVSTA_CED 0x01 /* Correctable Error Detected */
373
#define VBOX_PCI_EXP_DEVSTA_NFED 0x02 /* Non-Fatal Error Detected */
374
#define VBOX_PCI_EXP_DEVSTA_FED 0x04 /* Fatal Error Detected */
375
#define VBOX_PCI_EXP_DEVSTA_URD 0x08 /* Unsupported Request Detected */
376
#define VBOX_PCI_EXP_DEVSTA_AUXPD 0x10 /* AUX Power Detected */
377
#define VBOX_PCI_EXP_DEVSTA_TRPND 0x20 /* Transactions Pending */
379
/* PCI Express link capabilities (4 bytes, capability offset 12) */
380
#define VBOX_PCI_EXP_LNKCAP_SPEED 0x0000f /* Maximum Link Speed */
381
#define VBOX_PCI_EXP_LNKCAP_WIDTH 0x003f0 /* Maximum Link Width */
382
#define VBOX_PCI_EXP_LNKCAP_ASPM 0x00c00 /* Active State Power Management */
383
#define VBOX_PCI_EXP_LNKCAP_L0S 0x07000 /* L0s Acceptable Latency */
384
#define VBOX_PCI_EXP_LNKCAP_L1 0x38000 /* L1 Acceptable Latency */
385
#define VBOX_PCI_EXP_LNKCAP_CLOCKPM 0x40000 /* Clock Power Management */
386
#define VBOX_PCI_EXP_LNKCAP_SURPRISE 0x80000 /* Surprise Down Error Reporting */
387
#define VBOX_PCI_EXP_LNKCAP_DLLA 0x100000 /* Data Link Layer Active Reporting */
388
#define VBOX_PCI_EXP_LNKCAP_LBNC 0x200000 /* Link Bandwidth Notification Capability */
389
#define VBOX_PCI_EXP_LNKCAP_PORT 0xff000000 /* Port Number */
391
/* PCI Express link control (2 bytes, capability offset 16) */
392
#define VBOX_PCI_EXP_LNKCTL_ASPM 0x0003 /* ASPM Control */
393
#define VBOX_PCI_EXP_LNKCTL_RCB 0x0008 /* Read Completion Boundary */
394
#define VBOX_PCI_EXP_LNKCTL_DISABLE 0x0010 /* Link Disable */
395
#define VBOX_PCI_EXP_LNKCTL_RETRAIN 0x0020 /* Retrain Link */
396
#define VBOX_PCI_EXP_LNKCTL_CLOCK 0x0040 /* Common Clock Configuration */
397
#define VBOX_PCI_EXP_LNKCTL_XSYNCH 0x0080 /* Extended Synch */
398
#define VBOX_PCI_EXP_LNKCTL_CLOCKPM 0x0100 /* Clock Power Management */
399
#define VBOX_PCI_EXP_LNKCTL_HWAUTWD 0x0200 /* Hardware Autonomous Width Disable */
400
#define VBOX_PCI_EXP_LNKCTL_BWMIE 0x0400 /* Bandwidth Mgmt Interrupt Enable */
401
#define VBOX_PCI_EXP_LNKCTL_AUTBWIE 0x0800 /* Autonomous Bandwidth Mgmt Interrupt Enable */
403
/* PCI Express link status (2 bytes, capability offset 18) */
404
#define VBOX_PCI_EXP_LNKSTA_SPEED 0x000f /* Negotiated Link Speed */
405
#define VBOX_PCI_EXP_LNKSTA_WIDTH 0x03f0 /* Negotiated Link Width */
406
#define VBOX_PCI_EXP_LNKSTA_TR_ERR 0x0400 /* Training Error (obsolete) */
407
#define VBOX_PCI_EXP_LNKSTA_TRAIN 0x0800 /* Link Training */
408
#define VBOX_PCI_EXP_LNKSTA_SL_CLK 0x1000 /* Slot Clock Configuration */
409
#define VBOX_PCI_EXP_LNKSTA_DL_ACT 0x2000 /* Data Link Layer in DL_Active State */
410
#define VBOX_PCI_EXP_LNKSTA_BWMGMT 0x4000 /* Bandwidth Mgmt Status */
411
#define VBOX_PCI_EXP_LNKSTA_AUTBW 0x8000 /* Autonomous Bandwidth Mgmt Status */
413
/* PCI Express slot capabilities (4 bytes, capability offset 20) */
414
#define VBOX_PCI_EXP_SLTCAP_ATNB 0x0001 /* Attention Button Present */
415
#define VBOX_PCI_EXP_SLTCAP_PWRC 0x0002 /* Power Controller Present */
416
#define VBOX_PCI_EXP_SLTCAP_MRL 0x0004 /* MRL Sensor Present */
417
#define VBOX_PCI_EXP_SLTCAP_ATNI 0x0008 /* Attention Indicator Present */
418
#define VBOX_PCI_EXP_SLTCAP_PWRI 0x0010 /* Power Indicator Present */
419
#define VBOX_PCI_EXP_SLTCAP_HPS 0x0020 /* Hot-Plug Surprise */
420
#define VBOX_PCI_EXP_SLTCAP_HPC 0x0040 /* Hot-Plug Capable */
421
#define VBOX_PCI_EXP_SLTCAP_PWR_VAL 0x00007f80 /* Slot Power Limit Value */
422
#define VBOX_PCI_EXP_SLTCAP_PWR_SCL 0x00018000 /* Slot Power Limit Scale */
423
#define VBOX_PCI_EXP_SLTCAP_INTERLOCK 0x020000 /* Electromechanical Interlock Present */
424
#define VBOX_PCI_EXP_SLTCAP_NOCMDCOMP 0x040000 /* No Command Completed Support */
425
#define VBOX_PCI_EXP_SLTCAP_PSN 0xfff80000 /* Physical Slot Number */
427
/* PCI Express slot control (2 bytes, capability offset 24) */
428
#define VBOX_PCI_EXP_SLTCTL_ATNB 0x0001 /* Attention Button Pressed Enable */
429
#define VBOX_PCI_EXP_SLTCTL_PWRF 0x0002 /* Power Fault Detected Enable */
430
#define VBOX_PCI_EXP_SLTCTL_MRLS 0x0004 /* MRL Sensor Changed Enable */
431
#define VBOX_PCI_EXP_SLTCTL_PRSD 0x0008 /* Presence Detect Changed Enable */
432
#define VBOX_PCI_EXP_SLTCTL_CMDC 0x0010 /* Command Completed Interrupt Enable */
433
#define VBOX_PCI_EXP_SLTCTL_HPIE 0x0020 /* Hot-Plug Interrupt Enable */
434
#define VBOX_PCI_EXP_SLTCTL_ATNI 0x00c0 /* Attention Indicator Control */
435
#define VBOX_PCI_EXP_SLTCTL_PWRI 0x0300 /* Power Indicator Control */
436
#define VBOX_PCI_EXP_SLTCTL_PWRC 0x0400 /* Power Controller Control */
437
#define VBOX_PCI_EXP_SLTCTL_INTERLOCK 0x0800 /* Electromechanical Interlock Control */
438
#define VBOX_PCI_EXP_SLTCTL_LLCHG 0x1000 /* Data Link Layer State Changed Enable */
440
/* PCI Express slot status (2 bytes, capability offset 26) */
441
#define VBOX_PCI_EXP_SLTSTA_ATNB 0x0001 /* Attention Button Pressed */
442
#define VBOX_PCI_EXP_SLTSTA_PWRF 0x0002 /* Power Fault Detected */
443
#define VBOX_PCI_EXP_SLTSTA_MRLS 0x0004 /* MRL Sensor Changed */
444
#define VBOX_PCI_EXP_SLTSTA_PRSD 0x0008 /* Presence Detect Changed */
445
#define VBOX_PCI_EXP_SLTSTA_CMDC 0x0010 /* Command Completed */
446
#define VBOX_PCI_EXP_SLTSTA_MRL_ST 0x0020 /* MRL Sensor State */
447
#define VBOX_PCI_EXP_SLTSTA_PRES 0x0040 /* Presence Detect State */
448
#define VBOX_PCI_EXP_SLTSTA_INTERLOCK 0x0080 /* Electromechanical Interlock Status */
449
#define VBOX_PCI_EXP_SLTSTA_LLCHG 0x0100 /* Data Link Layer State Changed */
451
/* PCI Express root control (2 bytes, capability offset 28) */
452
#define VBOX_PCI_EXP_RTCTL_SECEE 0x0001 /* System Error on Correctable Error */
453
#define VBOX_PCI_EXP_RTCTL_SENFEE 0x0002 /* System Error on Non-Fatal Error */
454
#define VBOX_PCI_EXP_RTCTL_SEFEE 0x0004 /* System Error on Fatal Error */
455
#define VBOX_PCI_EXP_RTCTL_PMEIE 0x0008 /* PME Interrupt Enable */
456
#define VBOX_PCI_EXP_RTCTL_CRSVIS 0x0010 /* Configuration Request Retry Status Visible to SW */
458
/* PCI Express root capabilities (2 bytes, capability offset 30) */
459
#define VBOX_PCI_EXP_RTCAP_CRSVIS 0x0010 /* Configuration Request Retry Status Visible to SW */
461
/* PCI Express root status (4 bytes, capability offset 32) */
462
#define VBOX_PCI_EXP_RTSTA_PME_REQID 0x0000ffff /* PME Requester ID */
463
#define VBOX_PCI_EXP_RTSTA_PME_STATUS 0x00010000 /* PME Status */
464
#define VBOX_PCI_EXP_RTSTA_PME_PENDING 0x00020000 /* PME is Pending */
145
468
* Callback function for reading from the PCI configuration space.
147
470
* @returns The register value.
148
471
* @param pPciDev Pointer to PCI device. Use pPciDev->pDevIns to get the device instance.
149
* @param Address The configuration space register address. [0..255]
472
* @param Address The configuration space register address. [0..4096]
150
473
* @param cb The register size. [1,2,4]
152
475
typedef DECLCALLBACK(uint32_t) FNPCICONFIGREAD(PPCIDEVICE pPciDev, uint32_t Address, unsigned cb);