diff options
Diffstat (limited to 'drivers/staging/unisys/visorbus/controlvmchannel.h')
| -rw-r--r-- | drivers/staging/unisys/visorbus/controlvmchannel.h | 208 |
1 files changed, 105 insertions, 103 deletions
diff --git a/drivers/staging/unisys/visorbus/controlvmchannel.h b/drivers/staging/unisys/visorbus/controlvmchannel.h index 8593452..274f724 100644 --- a/drivers/staging/unisys/visorbus/controlvmchannel.h +++ b/drivers/staging/unisys/visorbus/controlvmchannel.h @@ -19,9 +19,9 @@ #include "channel.h" /* {2B3C2D10-7EF5-4ad8-B966-3448B7386B3D} */ -#define SPAR_CONTROLVM_CHANNEL_PROTOCOL_UUID \ - UUID_LE(0x2b3c2d10, 0x7ef5, 0x4ad8, \ - 0xb9, 0x66, 0x34, 0x48, 0xb7, 0x38, 0x6b, 0x3d) +#define SPAR_CONTROLVM_CHANNEL_PROTOCOL_UUID \ + UUID_LE(0x2b3c2d10, 0x7ef5, 0x4ad8, \ + 0xb9, 0x66, 0x34, 0x48, 0xb7, 0x38, 0x6b, 0x3d) #define ULTRA_CONTROLVM_CHANNEL_PROTOCOL_SIGNATURE \ ULTRA_CHANNEL_PROTOCOL_SIGNATURE @@ -33,24 +33,24 @@ * software. Note that you can usually add fields to the END of the * channel struct withOUT needing to increment this. */ -#define ULTRA_CONTROLVM_CHANNEL_PROTOCOL_VERSIONID 1 +#define ULTRA_CONTROLVM_CHANNEL_PROTOCOL_VERSIONID 1 -#define SPAR_CONTROLVM_CHANNEL_OK_CLIENT(ch) \ - spar_check_channel_client(ch, \ - SPAR_CONTROLVM_CHANNEL_PROTOCOL_UUID, \ - "controlvm", \ - sizeof(struct spar_controlvm_channel_protocol), \ - ULTRA_CONTROLVM_CHANNEL_PROTOCOL_VERSIONID, \ - ULTRA_CONTROLVM_CHANNEL_PROTOCOL_SIGNATURE) +#define SPAR_CONTROLVM_CHANNEL_OK_CLIENT(ch) \ + (spar_check_channel(ch, \ + SPAR_CONTROLVM_CHANNEL_PROTOCOL_UUID, \ + "controlvm", \ + sizeof(struct spar_controlvm_channel_protocol), \ + ULTRA_CONTROLVM_CHANNEL_PROTOCOL_VERSIONID, \ + ULTRA_CONTROLVM_CHANNEL_PROTOCOL_SIGNATURE)) /* Defines for various channel queues */ -#define CONTROLVM_QUEUE_REQUEST 0 -#define CONTROLVM_QUEUE_RESPONSE 1 -#define CONTROLVM_QUEUE_EVENT 2 -#define CONTROLVM_QUEUE_ACK 3 +#define CONTROLVM_QUEUE_REQUEST 0 +#define CONTROLVM_QUEUE_RESPONSE 1 +#define CONTROLVM_QUEUE_EVENT 2 +#define CONTROLVM_QUEUE_ACK 3 /* Max num of messages stored during IOVM creation to be reused after crash */ -#define CONTROLVM_CRASHMSG_MAX 2 +#define CONTROLVM_CRASHMSG_MAX 2 struct spar_segment_state { /* Bit 0: May enter other states */ @@ -69,10 +69,12 @@ struct spar_segment_state { u16 ready:1; /* Bit 7: resource is configured and operating */ u16 operating:1; + /* Natural alignment*/ + u16 reserved:8; /* Note: don't use high bit unless we need to switch to ushort * which is non-compliant */ -}; +} __packed; static const struct spar_segment_state segment_state_running = { 1, 1, 1, 0, 1, 1, 1, 1 @@ -145,15 +147,7 @@ struct irq_info { */ u8 recv_irq_shared; u8 reserved[3]; /* Natural alignment purposes */ -}; - -struct pci_id { - u16 domain; - u8 bus; - u8 slot; - u8 func; - u8 reserved[3]; /* Natural alignment purposes */ -}; +} __packed; struct efi_spar_indication { u64 boot_to_fw_ui:1; /* Bit 0: Stop in uefi ui */ @@ -161,7 +155,8 @@ struct efi_spar_indication { u64 clear_cmos:1; /* Bit 2: Clear CMOS */ u64 boot_to_tool:1; /* Bit 3: Run install tool */ /* remaining bits are available */ -}; + u64 reserved:60; /* Natural alignment */ +} __packed; enum ultra_chipset_feature { ULTRA_CHIPSET_FEATURE_REPLY = 0x00000001, @@ -203,7 +198,9 @@ struct controlvm_message_header { u32 preserve:1; /* =1 the DiagWriter is active in the Diagnostic Partition */ u32 writer_in_diag:1; - } flags; + /* Natural alignment */ + u32 reserve:25; + } __packed flags; /* Natural alignment */ u32 reserved; /* Identifies the particular message instance */ @@ -216,7 +213,7 @@ struct controlvm_message_header { /* Actual number of bytes of payload area to copy between IO/Command */ u32 payload_bytes; /* if non-zero, there is a payload to copy. */ -}; +} __packed; struct controlvm_packet_device_create { u32 bus_no; /* bus # (0..n-1) from the msg receiver's end */ @@ -229,24 +226,24 @@ struct controlvm_packet_device_create { uuid_le data_type_uuid; /* specifies format of data in channel */ uuid_le dev_inst_uuid; /* instance guid for the device */ struct irq_info intr; /* specifies interrupt information */ -}; /* for CONTROLVM_DEVICE_CREATE */ +} __packed; /* for CONTROLVM_DEVICE_CREATE */ struct controlvm_packet_device_configure { /* bus # (0..n-1) from the msg receiver's perspective */ u32 bus_no; /* Control uses header SegmentIndex field to access bus number... */ u32 dev_no; /* bus-relative (0..n-1) device number */ -} ; /* for CONTROLVM_DEVICE_CONFIGURE */ +} __packed; /* for CONTROLVM_DEVICE_CONFIGURE */ struct controlvm_message_device_create { struct controlvm_message_header header; struct controlvm_packet_device_create packet; -}; /* total 128 bytes */ +} __packed; /* total 128 bytes */ struct controlvm_message_device_configure { struct controlvm_message_header header; struct controlvm_packet_device_configure packet; -}; /* total 56 bytes */ +} __packed; /* total 56 bytes */ /* This is the format for a message in any ControlVm queue. */ struct controlvm_message_packet { @@ -264,12 +261,12 @@ struct controlvm_message_packet { /* indicates format of data in bus channel*/ uuid_le bus_data_type_uuid; uuid_le bus_inst_uuid; /* instance uuid for the bus */ - } create_bus; /* for CONTROLVM_BUS_CREATE */ + } __packed create_bus; /* for CONTROLVM_BUS_CREATE */ struct { /* bus # (0..n-1) from the msg receiver's perspective */ u32 bus_no; u32 reserved; /* Natural alignment purposes */ - } destroy_bus; /* for CONTROLVM_BUS_DESTROY */ + } __packed destroy_bus; /* for CONTROLVM_BUS_DESTROY */ struct { /* bus # (0..n-1) from the receiver's perspective */ u32 bus_no; @@ -283,26 +280,27 @@ struct controlvm_message_packet { * notifications. The corresponding * sendBusInterruptHandle is kept in CP. */ - } configure_bus; /* for CONTROLVM_BUS_CONFIGURE */ + } __packed configure_bus; /* for CONTROLVM_BUS_CONFIGURE */ /* for CONTROLVM_DEVICE_CREATE */ struct controlvm_packet_device_create create_device; struct { /* bus # (0..n-1) from the msg receiver's perspective */ u32 bus_no; u32 dev_no; /* bus-relative (0..n-1) device # */ - } destroy_device; /* for CONTROLVM_DEVICE_DESTROY */ + } __packed destroy_device; /* for CONTROLVM_DEVICE_DESTROY */ /* for CONTROLVM_DEVICE_CONFIGURE */ struct controlvm_packet_device_configure configure_device; struct { /* bus # (0..n-1) from the msg receiver's perspective */ u32 bus_no; u32 dev_no; /* bus-relative (0..n-1) device # */ - } reconfigure_device; /* for CONTROLVM_DEVICE_RECONFIGURE */ + } __packed reconfigure_device; + /* for CONTROLVM_DEVICE_RECONFIGURE */ struct { u32 bus_no; struct spar_segment_state state; u8 reserved[2]; /* Natural alignment purposes */ - } bus_change_state; /* for CONTROLVM_BUS_CHANGESTATE */ + } __packed bus_change_state; /* for CONTROLVM_BUS_CHANGESTATE */ struct { u32 bus_no; u32 dev_no; @@ -310,15 +308,18 @@ struct controlvm_message_packet { struct { /* =1 if message is for a physical device */ u32 phys_device:1; - } flags; + u32 reserved:31; /* Natural alignment */ + u32 reserved1; /* Natural alignment */ + } __packed flags; u8 reserved[2]; /* Natural alignment purposes */ - } device_change_state; /* for CONTROLVM_DEVICE_CHANGESTATE */ + } __packed device_change_state; + /* for CONTROLVM_DEVICE_CHANGESTATE */ struct { u32 bus_no; u32 dev_no; struct spar_segment_state state; u8 reserved[6]; /* Natural alignment purposes */ - } device_change_state_event; + } __packed device_change_state_event; /* for CONTROLVM_DEVICE_CHANGESTATE_EVENT */ struct { /* indicates the max number of busses */ @@ -327,11 +328,12 @@ struct controlvm_message_packet { u32 switch_count; enum ultra_chipset_feature features; u32 platform_number; /* Platform Number */ - } init_chipset; /* for CONTROLVM_CHIPSET_INIT */ + } __packed init_chipset; /* for CONTROLVM_CHIPSET_INIT */ struct { u32 options; /* reserved */ u32 test; /* bit 0 set to run embedded selftest */ - } chipset_selftest; /* for CONTROLVM_CHIPSET_SELFTEST */ + } __packed chipset_selftest; + /* for CONTROLVM_CHIPSET_SELFTEST */ /* a physical address of something, that can be dereferenced * by the receiver of this ControlVm command */ @@ -339,13 +341,13 @@ struct controlvm_message_packet { /* a handle of something (depends on command id) */ u64 handle; }; -}; +} __packed; /* All messages in any ControlVm queue have this layout. */ struct controlvm_message { struct controlvm_message_header hdr; struct controlvm_message_packet cmd; -}; +} __packed; struct spar_controlvm_channel_protocol { struct channel_header header; @@ -432,7 +434,7 @@ struct spar_controlvm_channel_protocol { /* Message stored during IOVM creation to be reused after crash */ struct controlvm_message saved_crash_msg[CONTROLVM_CRASHMSG_MAX]; -}; +} __packed; /* The following header will be located at the beginning of PayloadVmOffset for * various ControlVm commands. The receiver of a ControlVm command with a @@ -458,81 +460,81 @@ struct spar_controlvm_parameters_header { uuid_le id; u32 revision; u32 reserved; /* Natural alignment */ -}; +} __packed; /* General Errors------------------------------------------------------[0-99] */ -#define CONTROLVM_RESP_SUCCESS 0 -#define CONTROLVM_RESP_ALREADY_DONE 1 -#define CONTROLVM_RESP_IOREMAP_FAILED 2 -#define CONTROLVM_RESP_KMALLOC_FAILED 3 -#define CONTROLVM_RESP_ID_UNKNOWN 4 -#define CONTROLVM_RESP_ID_INVALID_FOR_CLIENT 5 +#define CONTROLVM_RESP_SUCCESS 0 +#define CONTROLVM_RESP_ALREADY_DONE 1 +#define CONTROLVM_RESP_IOREMAP_FAILED 2 +#define CONTROLVM_RESP_KMALLOC_FAILED 3 +#define CONTROLVM_RESP_ID_UNKNOWN 4 +#define CONTROLVM_RESP_ID_INVALID_FOR_CLIENT 5 /* CONTROLVM_INIT_CHIPSET-------------------------------------------[100-199] */ -#define CONTROLVM_RESP_CLIENT_SWITCHCOUNT_NONZERO 100 -#define CONTROLVM_RESP_EXPECTED_CHIPSET_INIT 101 +#define CONTROLVM_RESP_CLIENT_SWITCHCOUNT_NONZERO 100 +#define CONTROLVM_RESP_EXPECTED_CHIPSET_INIT 101 /* Maximum Limit----------------------------------------------------[200-299] */ -#define CONTROLVM_RESP_ERROR_MAX_BUSES 201 /* BUS_CREATE */ -#define CONTROLVM_RESP_ERROR_MAX_DEVICES 202 /* DEVICE_CREATE */ +#define CONTROLVM_RESP_ERROR_MAX_BUSES 201 /* BUS_CREATE */ +#define CONTROLVM_RESP_ERROR_MAX_DEVICES 202 /* DEVICE_CREATE */ /* Payload and Parameter Related------------------------------------[400-499] */ -#define CONTROLVM_RESP_PAYLOAD_INVALID 400 /* SWITCH_ATTACHEXTPORT, - * DEVICE_CONFIGURE - */ -#define CONTROLVM_RESP_INITIATOR_PARAMETER_INVALID 401 /* Multiple */ -#define CONTROLVM_RESP_TARGET_PARAMETER_INVALID 402 /* DEVICE_CONFIGURE */ -#define CONTROLVM_RESP_CLIENT_PARAMETER_INVALID 403 /* DEVICE_CONFIGURE */ +#define CONTROLVM_RESP_PAYLOAD_INVALID 400 /* SWITCH_ATTACHEXTPORT, + * DEVICE_CONFIGURE + */ +#define CONTROLVM_RESP_INITIATOR_PARAMETER_INVALID 401 /* Multiple */ +#define CONTROLVM_RESP_TARGET_PARAMETER_INVALID 402 /* DEVICE_CONFIGURE */ +#define CONTROLVM_RESP_CLIENT_PARAMETER_INVALID 403 /* DEVICE_CONFIGURE */ /* Specified[Packet Structure] Value-------------------------------[500-599] */ -#define CONTROLVM_RESP_BUS_INVALID 500 /* SWITCH_ATTACHINTPORT, - * BUS_CONFIGURE, - * DEVICE_CREATE, - * DEVICE_CONFIG - * DEVICE_DESTROY - */ -#define CONTROLVM_RESP_DEVICE_INVALID 501 /* SWITCH_ATTACHINTPORT */ - /* DEVICE_CREATE, - * DEVICE_CONFIGURE, - * DEVICE_DESTROY - */ -#define CONTROLVM_RESP_CHANNEL_INVALID 502 /* DEVICE_CREATE, - * DEVICE_CONFIGURE - */ +#define CONTROLVM_RESP_BUS_INVALID 500 /* SWITCH_ATTACHINTPORT, + * BUS_CONFIGURE, + * DEVICE_CREATE, + * DEVICE_CONFIG + * DEVICE_DESTROY + */ +#define CONTROLVM_RESP_DEVICE_INVALID 501 /* SWITCH_ATTACHINTPORT*/ + /* DEVICE_CREATE, + * DEVICE_CONFIGURE, + * DEVICE_DESTROY + */ +#define CONTROLVM_RESP_CHANNEL_INVALID 502 /* DEVICE_CREATE, + * DEVICE_CONFIGURE + */ /* Partition Driver Callback Interface----------------------[600-699] */ -#define CONTROLVM_RESP_VIRTPCI_DRIVER_FAILURE 604 /* BUS_CREATE, - * BUS_DESTROY, - * DEVICE_CREATE, - * DEVICE_DESTROY - */ +#define CONTROLVM_RESP_VIRTPCI_DRIVER_FAILURE 604 /* BUS_CREATE, + * BUS_DESTROY, + * DEVICE_CREATE, + * DEVICE_DESTROY + */ /* Unable to invoke VIRTPCI callback */ -#define CONTROLVM_RESP_VIRTPCI_DRIVER_CALLBACK_ERROR 605 /* BUS_CREATE, - * BUS_DESTROY, - * DEVICE_CREATE, - * DEVICE_DESTROY - */ +#define CONTROLVM_RESP_VIRTPCI_DRIVER_CALLBACK_ERROR 605 /* BUS_CREATE, + * BUS_DESTROY, + * DEVICE_CREATE, + * DEVICE_DESTROY + */ /* VIRTPCI Callback returned error */ -#define CONTROLVM_RESP_GENERIC_DRIVER_CALLBACK_ERROR 606 - /* SWITCH_ATTACHEXTPORT, - * SWITCH_DETACHEXTPORT - * DEVICE_CONFIGURE - */ +#define CONTROLVM_RESP_GENERIC_DRIVER_CALLBACK_ERROR 606 + /* SWITCH_ATTACHEXTPORT, + * SWITCH_DETACHEXTPORT + * DEVICE_CONFIGURE + */ /* generic device callback returned error */ /* Bus Related------------------------------------------------------[700-799] */ -#define CONTROLVM_RESP_ERROR_BUS_DEVICE_ATTACHED 700 /* BUS_DESTROY */ +#define CONTROLVM_RESP_ERROR_BUS_DEVICE_ATTACHED 700 /* BUS_DESTROY */ /* Channel Related--------------------------------------------------[800-899] */ -#define CONTROLVM_RESP_CHANNEL_TYPE_UNKNOWN 800 /* GET_CHANNELINFO, - * DEVICE_DESTROY - */ -#define CONTROLVM_RESP_CHANNEL_SIZE_TOO_SMALL 801 /* DEVICE_CREATE */ +#define CONTROLVM_RESP_CHANNEL_TYPE_UNKNOWN 800 /* GET_CHANNELINFO, + * DEVICE_DESTROY + */ +#define CONTROLVM_RESP_CHANNEL_SIZE_TOO_SMALL 801 /* DEVICE_CREATE */ /* Chipset Shutdown Related---------------------------------------[1000-1099] */ -#define CONTROLVM_RESP_CHIPSET_SHUTDOWN_FAILED 1000 -#define CONTROLVM_RESP_CHIPSET_SHUTDOWN_ALREADY_ACTIVE 1001 +#define CONTROLVM_RESP_CHIPSET_SHUTDOWN_FAILED 1000 +#define CONTROLVM_RESP_CHIPSET_SHUTDOWN_ALREADY_ACTIVE 1001 /* Chipset Stop Related-------------------------------------------[1100-1199] */ -#define CONTROLVM_RESP_CHIPSET_STOP_FAILED_BUS 1100 -#define CONTROLVM_RESP_CHIPSET_STOP_FAILED_SWITCH 1101 +#define CONTROLVM_RESP_CHIPSET_STOP_FAILED_BUS 1100 +#define CONTROLVM_RESP_CHIPSET_STOP_FAILED_SWITCH 1101 /* Device Related-------------------------------------------------[1400-1499] */ -#define CONTROLVM_RESP_DEVICE_UDEV_TIMEOUT 1400 +#define CONTROLVM_RESP_DEVICE_UDEV_TIMEOUT 1400 #endif /* __CONTROLVMCHANNEL_H__ */ |
