idxd_spec.h File Reference

IDXD specification definitions. More...

Data Structures
struct	idxd_hw_desc
struct	dsa_hw_comp_record
struct	iaa_hw_comp_record
struct	iaa_aecs
union	idxd_gencap_register
union	idxd_wqcap_register
union	idxd_groupcap_register
union	idxd_enginecap_register
struct	idxd_opcap_register
union	idxd_offsets_register
union	idxd_gencfg_register
union	idxd_genctrl_register
union	idxd_gensts_register
union	idxd_intcause_register
union	idxd_cmd_register
union	idxd_cmdsts_register
union	idxd_cmdcap_register
union	idxd_swerr_register
struct	idxd_registers
union	idxd_group_flags
struct	idxd_grpcfg
struct	idxd_grptbl
union	idxd_wqcfg

Macros
#define	IDXD_MMIO_BAR   0
#define	IDXD_WQ_BAR   2
#define	PORTAL_SIZE   0x1000
#define	WQ_TOTAL_PORTAL_SIZE   (PORTAL_SIZE * 4)
#define	PORTAL_STRIDE   0x40
#define	PORTAL_MASK   (PORTAL_SIZE - 1)
#define	WQCFG_SHIFT   5
#define	IDXD_TABLE_OFFSET_MULT   0x100
#define	IDXD_CLEAR_CRC_FLAGS   0xFFFFu
#define	IDXD_FLAG_FENCE   (1 << 0)
#define	IDXD_FLAG_COMPLETION_ADDR_VALID   (1 << 2)
#define	IDXD_FLAG_REQUEST_COMPLETION   (1 << 3)
#define	IDXD_FLAG_CACHE_CONTROL   (1 << 8)
#define	IDXD_FLAG_DEST_READBACK   (1 << 14)
#define	IDXD_FLAG_DEST_STEERING_TAG   (1 << 15)
#define	IDXD_FLAG_CRC_READ_CRC_SEED   (1 << 16)
#define	IDXD_DSA_STATUS_DIF_ERROR   0x9
#define	IDXD_DIF_FLAG_INVERT_CRC_RESULT   (1 << 3)
#define	IDXD_DIF_FLAG_INVERT_CRC_SEED   (1 << 2)
#define	IDXD_DIF_FLAG_DIF_BLOCK_SIZE_512   0x0
#define	IDXD_DIF_FLAG_DIF_BLOCK_SIZE_520   0x1
#define	IDXD_DIF_FLAG_DIF_BLOCK_SIZE_4096   0x2
#define	IDXD_DIF_FLAG_DIF_BLOCK_SIZE_4104   0x3
#define	IDXD_DIF_SOURCE_FLAG_SOURCE_REF_TAG_TYPE   (1 << 7)
#define	IDXD_DIF_SOURCE_FLAG_REF_TAG_CHECK_DISABLE   (1 << 6)
#define	IDXD_DIF_SOURCE_FLAG_GUARD_CHECK_DISABLE   (1 << 5)
#define	IDXD_DIF_SOURCE_FLAG_SOURCE_APP_TAG_TYPE   (1 << 4)
#define	IDXD_DIF_SOURCE_FLAG_APP_AND_REF_TAG_F_DETECT   (1 << 3)
#define	IDXD_DIF_SOURCE_FLAG_APP_TAG_F_DETECT   (1 << 2)
#define	IDXD_DIF_SOURCE_FLAG_ALL_F_DETECT   (1 << 1)
#define	IDXD_DIF_SOURCE_FLAG_ENABLE_ALL_F_DETECT_ERR   (1)
#define	IAA_FLAG_RD_SRC2_AECS   (1 << 16)
#define	IAA_COMP_FLUSH_OUTPUT   (1 << 1)
#define	IAA_COMP_APPEND_EOB   (1 << 2)
#define	IAA_COMP_FLAGS   (IAA_COMP_FLUSH_OUTPUT | IAA_COMP_APPEND_EOB)
#define	IAA_DECOMP_ENABLE   (1 << 0)
#define	IAA_DECOMP_FLUSH_OUTPUT   (1 << 1)
#define	IAA_DECOMP_CHECK_FOR_EOB   (1 << 2)
#define	IAA_DECOMP_STOP_ON_EOB   (1 << 3)
#define	IAA_DECOMP_FLAGS

Enumerations
enum	dsa_completion_status {   DSA_COMP_NONE = 0 , DSA_COMP_SUCCESS = 1 , DSA_COMP_SUCCESS_PRED = 2 , DSA_COMP_PAGE_FAULT_NOBOF = 3 ,   DSA_COMP_PAGE_FAULT_IR = 4 , DSA_COMP_BATCH_FAIL = 5 , DSA_COMP_BATCH_PAGE_FAULT = 6 , DSA_COMP_DR_OFFSET_NOINC = 7 ,   DSA_COMP_DR_OFFSET_ERANGE = 8 , DSA_COMP_DIF_ERR = 9 , DSA_COMP_BAD_OPCODE = 16 , DSA_COMP_INVALID_FLAGS = 17 ,   DSA_COMP_NOZERO_RESERVE = 18 , DSA_COMP_XFER_ERANGE = 19 , DSA_COMP_DESC_CNT_ERANGE = 20 , DSA_COMP_DR_ERANGE = 21 ,   DSA_COMP_OVERLAP_BUFFERS = 22 , DSA_COMP_DCAST_ERR = 23 , DSA_COMP_DESCLIST_ALIGN = 24 , DSA_COMP_INT_HANDLE_INVAL = 25 ,   DSA_COMP_CRA_XLAT = 26 , DSA_COMP_CRA_ALIGN = 27 , DSA_COMP_ADDR_ALIGN = 28 , DSA_COMP_PRIV_BAD = 29 ,   DSA_COMP_TRAFFIC_CLASS_CONF = 30 , DSA_COMP_PFAULT_RDBA = 31 , DSA_COMP_HW_ERR1 = 32 , DSA_COMP_HW_ERR_DRB = 33 ,   DSA_COMP_TRANSLATION_FAIL = 34 }
enum	iaa_completion_status {   IAA_COMP_NONE = 0 , IAA_COMP_SUCCESS = 1 , IAA_COMP_PAGE_FAULT_IR = 4 , IAA_COMP_OUTBUF_OVERFLOW = 5 ,   IAA_COMP_BAD_OPCODE = 16 , IAA_COMP_INVALID_FLAGS = 17 , IAA_COMP_NOZERO_RESERVE = 18 , IAA_COMP_INVALID_SIZE = 19 ,   IAA_COMP_OVERLAP_BUFFERS = 22 , IAA_COMP_INT_HANDLE_INVAL = 25 , IAA_COMP_CRA_XLAT = 32 , IAA_COMP_CRA_ALIGN = 33 ,   IAA_COMP_ADDR_ALIGN = 34 , IAA_COMP_PRIV_BAD = 35 , IAA_COMP_TRAFFIC_CLASS_CONF = 36 , IAA_COMP_PFAULT_RDBA = 37 ,   IAA_COMP_HW_ERR1 = 38 , IAA_COMP_TRANSLATION_FAIL = 39 , IAA_COMP_PRS_TIMEOUT = 40 , IAA_COMP_WATCHDOG = 41 ,   IAA_COMP_INVALID_COMP_FLAG = 48 , IAA_COMP_INVALID_FILTER_FLAG = 49 , IAA_COMP_INVALID_NUM_ELEMS = 50 }
enum	idxd_wq_state { WQ_DISABLED = 0 , WQ_ENABLED = 1 }
enum	idxd_wq_flag { WQ_FLAG_DEDICATED = 0 , WQ_FLAG_BOF = 1 }
enum	idxd_wq_type { WQT_NONE = 0 , WQT_KERNEL = 1 , WQT_USER = 2 , WQT_MDEV = 3 }
enum	idxd_dev_state { IDXD_DEVICE_STATE_DISABLED = 0 , IDXD_DEVICE_STATE_ENABLED = 1 , IDXD_DEVICE_STATE_DRAIN = 2 , IDXD_DEVICE_STATE_HALT = 3 }
enum	idxd_device_reset_type { IDXD_DEVICE_RESET_SOFTWARE = 0 , IDXD_DEVICE_RESET_FLR = 1 , IDXD_DEVICE_RESET_WARM = 2 , IDXD_DEVICE_RESET_COLD = 3 }
enum	idxd_cmds {   IDXD_ENABLE_DEV = 1 , IDXD_DISABLE_DEV = 2 , IDXD_DRAIN_ALL = 3 , IDXD_ABORT_ALL = 4 ,   IDXD_RESET_DEVICE = 5 , IDXD_ENABLE_WQ = 6 , IDXD_DISABLE_WQ = 7 , IDXD_DRAIN_WQ = 8 ,   IDXD_ABORT_WQ = 9 , IDXD_RESET_WQ = 10 }
enum	idxd_cmdsts_err {   IDXD_CMDSTS_SUCCESS = 0 , IDXD_CMDSTS_INVAL_CMD = 1 , IDXD_CMDSTS_INVAL_WQIDX = 2 , IDXD_CMDSTS_HW_ERR = 3 ,   IDXD_CMDSTS_ERR_DEV_ENABLED = 16 , IDXD_CMDSTS_ERR_CONFIG = 17 , IDXD_CMDSTS_ERR_BUSMASTER_EN = 18 , IDXD_CMDSTS_ERR_PASID_INVAL = 19 ,   IDXD_CMDSTS_ERR_WQ_SIZE_ERANGE = 20 , IDXD_CMDSTS_ERR_GRP_CONFIG = 21 , IDXD_CMDSTS_ERR_GRP_CONFIG2 = 22 , IDXD_CMDSTS_ERR_GRP_CONFIG3 = 23 ,   IDXD_CMDSTS_ERR_GRP_CONFIG4 = 24 , IDXD_CMDSTS_ERR_DEV_NOTEN = 32 , IDXD_CMDSTS_ERR_WQ_ENABLED = 33 , IDXD_CMDSTS_ERR_WQ_SIZE = 34 ,   IDXD_CMDSTS_ERR_WQ_PRIOR = 35 , IDXD_CMDSTS_ERR_WQ_MODE = 36 , IDXD_CMDSTS_ERR_BOF_EN = 37 , IDXD_CMDSTS_ERR_PASID_EN = 38 ,   IDXD_CMDSTS_ERR_MAX_BATCH_SIZE = 39 , IDXD_CMDSTS_ERR_MAX_XFER_SIZE = 40 , IDXD_CMDSTS_ERR_DIS_DEV_EN = 49 , IDXD_CMDSTS_ERR_DEV_NOT_EN = 50 ,   IDXD_CMDSTS_ERR_INVAL_INT_IDX = 65 , IDXD_CMDSTS_ERR_NO_HANDLE = 66 }
enum	idxd_wq_hw_state { IDXD_WQ_DEV_DISABLED = 0 , IDXD_WQ_DEV_ENABLED = 1 , IDXD_WQ_DEV_BUSY = 2 }

Functions
struct idxd_hw_desc	__attribute ((aligned(64)))
	SPDK_STATIC_ASSERT (sizeof(struct idxd_hw_desc)==64, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(struct dsa_hw_comp_record)==32, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(struct iaa_hw_comp_record)==64, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(struct iaa_aecs)==1568, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(union idxd_gencap_register)==8, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(union idxd_wqcap_register)==8, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(union idxd_groupcap_register)==8, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(union idxd_enginecap_register)==8, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(struct idxd_opcap_register)==32, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(union idxd_offsets_register)==16, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(union idxd_gencfg_register)==4, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(union idxd_genctrl_register)==4, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(union idxd_gensts_register)==4, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(union idxd_intcause_register)==4, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(union idxd_cmd_register)==4, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(union idxd_cmdsts_register)==4, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(union idxd_cmdcap_register)==4, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(union idxd_swerr_register)==32, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(struct idxd_registers)==0xE0, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(union idxd_group_flags)==4, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(struct idxd_grpcfg)==64, "size mismatch")
	SPDK_STATIC_ASSERT (sizeof(union idxd_wqcfg)==32, "size mismatch")

Variables
uint32_t	pasid
uint32_t	rsvd
uint32_t	priv
uint32_t	flags
uint32_t	opcode
uint64_t	completion_addr
union {
uint64_t   src_addr
uint64_t   src1_addr
uint64_t   readback_addr
uint64_t   pattern
uint64_t   desc_list_addr
};
union {
uint64_t   dst_addr
uint64_t   readback_addr2
uint64_t   src2_addr
uint64_t   comp_pattern
};
union {
uint32_t   src1_size
uint32_t   xfer_size
uint32_t   desc_count
};
uint16_t	int_handle
union {
uint16_t   rsvd1
uint16_t   compr_flags
uint16_t   decompr_flags
};
union {
struct {
uint64_t   src2_addr
uint32_t   max_dst_size
uint32_t   src2_size
uint32_t   filter_flags
uint32_t   num_inputs
}   iaa
uint8_t   expected_res
struct {
uint64_t   addr
uint32_t   max_size
}   delta
uint32_t   delta_rec_size
uint64_t   dest2
struct {
uint32_t   seed
uint32_t   rsvd
uint64_t   addr
}   crc32c
struct {
uint8_t   src_flags
uint8_t   rsvd1
uint8_t   flags
uint8_t   rsvd2 [5]
uint32_t   ref_tag_seed
uint16_t   app_tag_mask
uint16_t   app_tag_seed
}   dif_chk
struct {
uint8_t   rsvd1
uint8_t   dest_flag
uint8_t   flags
uint8_t   rsvd2 [13]
uint32_t   ref_tag_seed
uint16_t   app_tag_mask
uint16_t   app_tag_seed
}   dif_ins
struct {
uint8_t   src_flags
uint8_t   dest_flags
uint8_t   flags
uint8_t   rsvd [5]
uint32_t   src_ref_tag_seed
uint16_t   src_app_tag_mask
uint16_t   src_app_tag_seed
uint32_t   dest_ref_tag_seed
uint16_t   dest_app_tag_mask
uint16_t   dest_app_tag_seed
}   dif_upd
struct {
uint8_t   src_flags
uint8_t   rsvd1
uint8_t   flags
uint8_t   rsvd2 [5]
uint32_t   ref_tag_seed
uint16_t   app_tag_mask
uint16_t   app_tag_seed
}   dif_strip
struct {
uint8_t   rsvd1
uint8_t   dest_flags
uint8_t   flags
uint8_t   rsvd2 [13]
uint32_t   ref_tag_seed
uint16_t   app_tag_mask
uint16_t   app_tag_seed
}   dix_gen
uint8_t   op_specific [24]
};
struct dsa_hw_comp_record	__attribute

Detailed Description

IDXD specification definitions.

Macro Definition Documentation

IAA_DECOMP_FLAGS

#define IAA_DECOMP_FLAGS

Value:

                                        (IAA_DECOMP_ENABLE | \
                                        IAA_DECOMP_FLUSH_OUTPUT | \
                                        IAA_DECOMP_CHECK_FOR_EOB | \
                                        IAA_DECOMP_STOP_ON_EOB)