/* SPDX-License-Identifier: BSD-2-Clause AND BSD-3-Clause */ /* $NetBSD: qat_hw15reg.h,v 1.1 2019/11/20 09:37:46 hikaru Exp $ */ /* * Copyright (c) 2019 Internet Initiative Japan, Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ /* * Copyright(c) 2007-2013 Intel Corporation. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * Neither the name of Intel Corporation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef _DEV_PCI_QAT_HW15REG_H_ #define _DEV_PCI_QAT_HW15REG_H_ /* Default message size in bytes */ #define FW_REQ_DEFAULT_SZ_HW15 64 #define FW_RESP_DEFAULT_SZ_HW15 64 #define ADMIN_RING_SIZE 256 #define RING_NUM_ADMIN_TX 0 #define RING_NUM_ADMIN_RX 1 /* -------------------------------------------------------------------------- */ /* accel */ #define ARCH_IF_FLAGS_VALID_FLAG __BIT(7) #define ARCH_IF_FLAGS_RESP_RING_TYPE __BITS(4, 3) #define ARCH_IF_FLAGS_RESP_RING_TYPE_SHIFT 3 #define ARCH_IF_FLAGS_RESP_RING_TYPE_SCRATCH (0 << ARCH_IF_FLAGS_RESP_RING_TYPE_SHIFT) #define ARCH_IF_FLAGS_RESP_RING_TYPE_NN (1 << ARCH_IF_FLAGS_RESP_RING_TYPE_SHIFT) #define ARCH_IF_FLAGS_RESP_RING_TYPE_ET (2 << ARCH_IF_FLAGS_RESP_RING_TYPE_SHIFT) #define ARCH_IF_FLAGS_RESP_TYPE __BITS(2, 0) #define ARCH_IF_FLAGS_RESP_TYPE_SHIFT 0 #define ARCH_IF_FLAGS_RESP_TYPE_A (0 << ARCH_IF_FLAGS_RESP_TYPE_SHIFT) #define ARCH_IF_FLAGS_RESP_TYPE_B (1 << ARCH_IF_FLAGS_RESP_TYPE_SHIFT) #define ARCH_IF_FLAGS_RESP_TYPE_C (2 << ARCH_IF_FLAGS_RESP_TYPE_SHIFT) #define ARCH_IF_FLAGS_RESP_TYPE_S (3 << ARCH_IF_FLAGS_RESP_TYPE_SHIFT) enum arch_if_req { ARCH_IF_REQ_NULL, /* NULL request type */ /* QAT-AE Service Request Type IDs - 01 to 20 */ ARCH_IF_REQ_QAT_FW_INIT, /* QAT-FW Initialization Request */ ARCH_IF_REQ_QAT_FW_ADMIN, /* QAT-FW Administration Request */ ARCH_IF_REQ_QAT_FW_PKE, /* QAT-FW PKE Request */ ARCH_IF_REQ_QAT_FW_LA, /* QAT-FW Lookaside Request */ ARCH_IF_REQ_QAT_FW_IPSEC, /* QAT-FW IPSec Request */ ARCH_IF_REQ_QAT_FW_SSL, /* QAT-FW SSL Request */ ARCH_IF_REQ_QAT_FW_DMA, /* QAT-FW DMA Request */ ARCH_IF_REQ_QAT_FW_STORAGE, /* QAT-FW Storage Request */ ARCH_IF_REQ_QAT_FW_COMPRESS, /* QAT-FW Compression Request */ ARCH_IF_REQ_QAT_FW_PATMATCH, /* QAT-FW Pattern Matching Request */ /* IP Service (Range Match and Exception) Blocks Request Type IDs 21 - 30 */ ARCH_IF_REQ_RM_FLOW_MISS = 21, /* RM flow miss request */ ARCH_IF_REQ_RM_FLOW_TIMER_EXP, /* RM flow timer exp Request */ ARCH_IF_REQ_IP_SERVICES_RFC_LOOKUP_UPDATE, /* RFC Lookup request */ ARCH_IF_REQ_IP_SERVICES_CONFIG_UPDATE, /* Config Update request */ ARCH_IF_REQ_IP_SERVICES_FCT_CONFIG, /* FCT Config request */ ARCH_IF_REQ_IP_SERVICES_NEXT_HOP_TIMER_EXPIRY, /* NH Timer expiry request */ ARCH_IF_REQ_IP_SERVICES_EXCEPTION, /* Exception processign request */ ARCH_IF_REQ_IP_SERVICES_STACK_DRIVER, /* Send to SD request */ ARCH_IF_REQ_IP_SERVICES_ACTION_HANDLER, /* Send to AH request */ ARCH_IF_REQ_IP_SERVICES_EVENT_HANDLER, /* Send to EH request */ ARCH_IF_REQ_DELIMITER /* End delimiter */ }; struct arch_if_req_hdr { uint8_t resp_dest_id; /* Opaque identifier passed from the request to response to allow * response handler perform any further processing */ uint8_t resp_pipe_id; /* Response pipe to write the response associated with this request to */ uint8_t req_type; /* Definition of the service described by the request */ uint8_t flags; /* Request and response control flags */ }; struct arch_if_resp_hdr { uint8_t dest_id; /* Opaque identifier passed from the request to response to allow * response handler perform any further processing */ uint8_t serv_id; /* Definition of the service id generating the response */ uint8_t resp_type; /* Definition of the service described by the request */ uint8_t flags; /* Request and response control flags */ }; struct fw_comn_req_hdr { struct arch_if_req_hdr arch_if; /* Common arch fields used by all ICP interface requests. Remaining * fields are specific to the common QAT FW service. */ uint16_t comn_req_flags; /* Flags used to describe common processing required by the request and * the meaning of parameters in it i.e. differentiating between a buffer * descriptor and a flat buffer pointer in the source (src) and destination * (dest) data address fields. Full definition of the fields is given * below */ uint8_t content_desc_params_sz; /* Size of the content descriptor parameters in quad words. These * parameters describe the session setup configuration info for the * slices that this request relies upon i.e. the configuration word and * cipher key needed by the cipher slice if there is a request for cipher * processing. The format of the parameters are contained in icp_qat_hw.h * and vary depending on the algorithm and mode being used. It is the * clients responsibility to ensure this structure is correctly packed */ uint8_t content_desc_hdr_sz; /* Size of the content descriptor header in quad words. This information * is read into the QAT AE xfr registers */ uint64_t content_desc_addr; /* Address of the content descriptor containing both the content header * the size of which is defined by content_desc_hdr_sz followed by the * content parameters whose size is described bycontent_desc_params_sz */ }; struct fw_comn_req_mid { uint64_t opaque_data; /* Opaque data passed unmodified from the request to response messages * by firmware (fw) */ uint64_t src_data_addr; /* Generic definition of the source data supplied to the QAT AE. The * common flags are used to further describe the attributes of this * field */ uint64_t dest_data_addr; /* Generic definition of the destination data supplied to the QAT AE. * The common flags are used to further describe the attributes of this * field */ }; union fw_comn_req_ftr { uint64_t next_request_addr; /* Overloaded field, for stateful requests, this field is the pointer to next request descriptor */ struct { uint32_t src_length; /* Length of source flat buffer incase src buffer type is flat */ uint32_t dst_length; /* Length of source flat buffer incase dst buffer type is flat */ } s; }; union fw_comn_error { struct { uint8_t resrvd; /* 8 bit reserved field */ uint8_t comn_err_code; /**< 8 bit common error code */ } s; /* Structure which is used for non-compression responses */ struct { uint8_t xlat_err_code; /* 8 bit translator error field */ uint8_t cmp_err_code; /* 8 bit compression error field */ } s1; /* Structure which is used for compression responses */ }; struct fw_comn_resp_hdr { struct arch_if_resp_hdr arch_if; /* Common arch fields used by all ICP interface response messages. The * remaining fields are specific to the QAT FW */ union fw_comn_error comn_error; /* This field is overloaded to allow for one 8 bit common error field * or two 8 bit error fields from compression and translator */ uint8_t comn_status; /* Status field which specifies which slice(s) report an error */ uint8_t serv_cmd_id; /* For services that define multiple commands this field represents the * command. If only 1 command is supported then this field will be 0 */ uint64_t opaque_data; /* Opaque data passed from the request to the response message */ }; #define RING_MASK_TABLE_ENTRY_LOG_SZ (5) #define FW_INIT_RING_MASK_SET(table, id) \ table->firt_ring_mask[id >> RING_MASK_TABLE_ENTRY_LOG_SZ] =\ table->firt_ring_mask[id >> RING_MASK_TABLE_ENTRY_LOG_SZ] | \ (1 << (id & 0x1f)) struct fw_init_ring_params { uint8_t firp_curr_weight; /* Current ring weight (working copy), * has to be equal to init_weight */ uint8_t firp_init_weight; /* Initial ring weight: -1 ... 0 * -1 is equal to FF, -2 is equal to FE, * the weighting uses negative logic * where FF means poll the ring once, * -2 is poll the ring twice, * 0 is poll the ring 255 times */ uint8_t firp_ring_pvl; /* Ring Privilege Level. */ uint8_t firp_reserved; /* Reserved field which must be set * to 0 by the client */ }; #define INIT_RING_TABLE_SZ 128 #define INIT_RING_TABLE_LW_SZ 4 struct fw_init_ring_table { struct fw_init_ring_params firt_bulk_rings[INIT_RING_TABLE_SZ]; /* array of ring parameters */ uint32_t firt_ring_mask[INIT_RING_TABLE_LW_SZ]; /* Structure to hold the bit masks for * 128 rings. */ }; struct fw_init_set_ae_info_hdr { uint16_t init_slice_mask; /* Init time flags to set the ownership of the slices */ uint16_t resrvd; /* Reserved field and must be set to 0 by the client */ uint8_t init_qat_id; /* Init time qat id described in the request */ uint8_t init_ring_cluster_id; /* Init time ring cluster Id */ uint8_t init_trgt_id; /* Init time target AE id described in the request */ uint8_t init_cmd_id; /* Init time command that is described in the request */ }; struct fw_init_set_ae_info { uint64_t init_shram_mask; /* Init time shram mask to set the page ownership in page pool of AE*/ uint64_t resrvd; /* Reserved field and must be set to 0 by the client */ }; struct fw_init_set_ring_info_hdr { uint32_t resrvd; /* Reserved field and must be set to 0 by the client */ uint16_t init_ring_tbl_sz; /* Init time information to state size of the ring table */ uint8_t init_trgt_id; /* Init time target AE id described in the request */ uint8_t init_cmd_id; /* Init time command that is described in the request */ }; struct fw_init_set_ring_info { uint64_t init_ring_table_ptr; /* Pointer to weighting information for 128 rings */ uint64_t resrvd; /* Reserved field and must be set to 0 by the client */ }; struct fw_init_trng_hdr { uint32_t resrvd; /* Reserved field and must be set to 0 by the client */ union { uint8_t resrvd; /* Reserved field set to if cmd type is trng disable */ uint8_t init_trng_cfg_sz; /* Size of the trng config word in QW*/ } u; uint8_t resrvd1; /* Reserved field and must be set to 0 by the client */ uint8_t init_trgt_id; /* Init time target AE id described in the request */ uint8_t init_cmd_id; /* Init time command that is described in the request */ }; struct fw_init_trng { union { uint64_t resrvd; /* Reserved field set to 0 if cmd type is trng disable */ uint64_t init_trng_cfg_ptr; /* Pointer to TRNG Slice config word*/ } u; uint64_t resrvd; /* Reserved field and must be set to 0 by the client */ }; struct fw_init_req { struct fw_comn_req_hdr comn_hdr; /* Common request header */ union { struct fw_init_set_ae_info_hdr set_ae_info; /* INIT SET_AE_INFO request header structure */ struct fw_init_set_ring_info_hdr set_ring_info; /* INIT SET_RING_INFO request header structure */ struct fw_init_trng_hdr init_trng; /* INIT TRNG ENABLE/DISABLE request header structure */ } u; struct fw_comn_req_mid comn_mid; /* Common request middle section */ union { struct fw_init_set_ae_info set_ae_info; /* INIT SET_AE_INFO request data structure */ struct fw_init_set_ring_info set_ring_info; /* INIT SET_RING_INFO request data structure */ struct fw_init_trng init_trng; /* INIT TRNG ENABLE/DISABLE request data structure */ } u1; }; enum fw_init_cmd_id { FW_INIT_CMD_SET_AE_INFO, /* Setup AE Info command type */ FW_INIT_CMD_SET_RING_INFO, /* Setup Ring Info command type */ FW_INIT_CMD_TRNG_ENABLE, /* TRNG Enable command type */ FW_INIT_CMD_TRNG_DISABLE, /* TRNG Disable command type */ FW_INIT_CMD_DELIMITER /* Delimiter type */ }; struct fw_init_resp { struct fw_comn_resp_hdr comn_resp; /* Common interface response */ uint8_t resrvd[64 - sizeof(struct fw_comn_resp_hdr)]; /* XXX FW_RESP_DEFAULT_SZ_HW15 */ /* Reserved padding out to the default response size */ }; /* -------------------------------------------------------------------------- */ /* look aside */ #define COMN_REQ_ORD UINT16_C(0x8000) #define COMN_REQ_ORD_SHIFT 15 #define COMN_REQ_ORD_NONE (0 << COMN_REQ_ORD_SHIFT) #define COMN_REQ_ORD_STRICT (1 << COMN_REQ_ORD_SHIFT) #define COMN_REQ_PTR_TYPE UINT16_C(0x4000) #define COMN_REQ_PTR_TYPE_SHIFT 14 #define COMN_REQ_PTR_TYPE_FLAT (0 << COMN_REQ_PTR_TYPE_SHIFT) #define COMN_REQ_PTR_TYPE_SGL (1 << COMN_REQ_PTR_TYPE_SHIFT) #define COMN_REQ_RESERVED UINT16_C(0x2000) #define COMN_REQ_SHRAM_INIT UINT16_C(0x1000) #define COMN_REQ_SHRAM_INIT_SHIFT 12 #define COMN_REQ_SHRAM_INIT_REQUIRED (1 << COMN_REQ_SHRAM_INIT_SHIFT) #define COMN_REQ_REGEX_SLICE UINT16_C(0x0800) #define COMN_REQ_REGEX_SLICE_SHIFT 11 #define COMN_REQ_REGEX_SLICE_REQUIRED (1 << COMN_REQ_REGEX_SLICE_SHIFT) #define COMN_REQ_XLAT_SLICE UINT16_C(0x0400) #define COMN_REQ_XLAT_SLICE_SHIFT 10 #define COMN_REQ_XLAT_SLICE_REQUIRED (1 << COMN_REQ_XLAT_SLICE_SHIFT) #define COMN_REQ_CPR_SLICE UINT16_C(0x0200) #define COMN_REQ_CPR_SLICE_SHIFT 9 #define COMN_REQ_CPR_SLICE_REQUIRED (1 << COMN_REQ_CPR_SLICE_SHIFT) #define COMN_REQ_BULK_SLICE UINT16_C(0x0100) #define COMN_REQ_BULK_SLICE_SHIFT 8 #define COMN_REQ_BULK_SLICE_REQUIRED (1 << COMN_REQ_BULK_SLICE_SHIFT) #define COMN_REQ_STORAGE_SLICE UINT16_C(0x0080) #define COMN_REQ_STORAGE_SLICE_SHIFT 7 #define COMN_REQ_STORAGE_SLICE_REQUIRED (1 << COMN_REQ_STORAGE_SLICE_SHIFT) #define COMN_REQ_RND_SLICE UINT16_C(0x0040) #define COMN_REQ_RND_SLICE_SHIFT 6 #define COMN_REQ_RND_SLICE_REQUIRED (1 << COMN_REQ_RND_SLICE_SHIFT) #define COMN_REQ_PKE1_SLICE UINT16_C(0x0020) #define COMN_REQ_PKE1_SLICE_SHIFT 5 #define COMN_REQ_PKE1_SLICE_REQUIRED (1 << COMN_REQ_PKE1_SLICE_SHIFT) #define COMN_REQ_PKE0_SLICE UINT16_C(0x0010) #define COMN_REQ_PKE0_SLICE_SHIFT 4 #define COMN_REQ_PKE0_SLICE_REQUIRED (1 << COMN_REQ_PKE0_SLICE_SHIFT) #define COMN_REQ_AUTH1_SLICE UINT16_C(0x0008) #define COMN_REQ_AUTH1_SLICE_SHIFT 3 #define COMN_REQ_AUTH1_SLICE_REQUIRED (1 << COMN_REQ_AUTH1_SLICE_SHIFT) #define COMN_REQ_AUTH0_SLICE UINT16_C(0x0004) #define COMN_REQ_AUTH0_SLICE_SHIFT 2 #define COMN_REQ_AUTH0_SLICE_REQUIRED (1 << COMN_REQ_AUTH0_SLICE_SHIFT) #define COMN_REQ_CIPHER1_SLICE UINT16_C(0x0002) #define COMN_REQ_CIPHER1_SLICE_SHIFT 1 #define COMN_REQ_CIPHER1_SLICE_REQUIRED (1 << COMN_REQ_CIPHER1_SLICE_SHIFT) #define COMN_REQ_CIPHER0_SLICE UINT16_C(0x0001) #define COMN_REQ_CIPHER0_SLICE_SHIFT 0 #define COMN_REQ_CIPHER0_SLICE_REQUIRED (1 << COMN_REQ_CIPHER0_SLICE_SHIFT) #define COMN_REQ_CY0_ONLY(shram) \ COMN_REQ_ORD_STRICT | \ COMN_REQ_PTR_TYPE_FLAT | \ (shram) | \ COMN_REQ_RND_SLICE_REQUIRED | \ COMN_REQ_PKE0_SLICE_REQUIRED | \ COMN_REQ_AUTH0_SLICE_REQUIRED | \ COMN_REQ_CIPHER0_SLICE_REQUIRED; #define COMN_REQ_CY1_ONLY(shram) \ COMN_REQ_ORD_STRICT | \ COMN_REQ_PTR_TYPE_FLAT | \ (shram) | \ COMN_REQ_PKE1_SLICE_REQUIRED | \ COMN_REQ_AUTH1_SLICE_REQUIRED | \ COMN_REQ_CIPHER1_SLICE_REQUIRED; #define COMN_RESP_CRYPTO_STATUS __BIT(7) #define COMN_RESP_PKE_STATUS __BIT(6) #define COMN_RESP_CMP_STATUS __BIT(5) #define COMN_RESP_XLAT_STATUS __BIT(4) #define COMN_RESP_PM_STATUS __BIT(3) #define COMN_RESP_INIT_ADMIN_STATUS __BIT(2) #define COMN_STATUS_FLAG_OK 0 #define COMN_STATUS_FLAG_ERROR 1 struct fw_la_ssl_tls_common { uint8_t out_len; /* Number of bytes of key material to output. */ uint8_t label_len; /* Number of bytes of label for SSL and bytes * for TLS key generation */ }; struct fw_la_mgf_common { uint8_t hash_len; /* Number of bytes of hash output by the QAT per iteration */ uint8_t seed_len; /* Number of bytes of seed provided in src buffer for MGF1 */ }; struct fw_cipher_hdr { uint8_t state_sz; /* State size in quad words of the cipher algorithm used in this session. * Set to zero if the algorithm doesnt provide any state */ uint8_t offset; /* Quad word offset from the content descriptor parameters address i.e. * (content_address + (cd_hdr_sz << 3)) to the parameters for the cipher * processing */ uint8_t curr_id; /* Initialised with the cipher slice type */ uint8_t next_id; /* Set to the next slice to pass the ciphered data through. * Set to ICP_QAT_FW_SLICE_DRAM_WR if the data is not to go through * anymore slices after cipher */ uint16_t resrvd; /* Reserved padding byte to bring the struct to the word boundary. MUST be * set to 0 */ uint8_t state_padding_sz; /* State padding size in quad words. Set to 0 if no padding is required. */ uint8_t key_sz; /* Key size in quad words of the cipher algorithm used in this session */ }; struct fw_auth_hdr { uint8_t hash_flags; /* General flags defining the processing to perform. 0 is normal processing * and 1 means there is a nested hash processing loop to go through */ uint8_t offset; /* Quad word offset from the content descriptor parameters address to the * parameters for the auth processing */ uint8_t curr_id; /* Initialised with the auth slice type */ uint8_t next_id; /* Set to the next slice to pass data through. * Set to ICP_QAT_FW_SLICE_DRAM_WR if the data is not to go through * anymore slices after auth */ union { uint8_t inner_prefix_sz; /* Size in bytes of the inner prefix data */ uint8_t aad_sz; /* Size in bytes of padded AAD data to prefix to the packet for CCM * or GCM processing */ } u; uint8_t outer_prefix_sz; /* Size in bytes of outer prefix data */ uint8_t final_sz; /* Size in bytes of digest to be returned to the client if requested */ uint8_t inner_res_sz; /* Size in bytes of the digest from the inner hash algorithm */ uint8_t resrvd; /* This field is unused, assumed value is zero. */ uint8_t inner_state1_sz; /* Size in bytes of inner hash state1 data. Must be a qword multiple */ uint8_t inner_state2_off; /* Quad word offset from the content descriptor parameters pointer to the * inner state2 value */ uint8_t inner_state2_sz; /* Size in bytes of inner hash state2 data. Must be a qword multiple */ uint8_t outer_config_off; /* Quad word offset from the content descriptor parameters pointer to the * outer configuration information */ uint8_t outer_state1_sz; /* Size in bytes of the outer state1 value */ uint8_t outer_res_sz; /* Size in bytes of digest from the outer auth algorithm */ uint8_t outer_prefix_off; /* Quad word offset from the start of the inner prefix data to the outer * prefix information. Should equal the rounded inner prefix size, converted * to qwords */ }; #define FW_AUTH_HDR_FLAG_DO_NESTED 1 #define FW_AUTH_HDR_FLAG_NO_NESTED 0 struct fw_la_comn_req { union { uint16_t la_flags; /* Definition of the common LA processing flags used for the * bulk processing */ union { struct fw_la_ssl_tls_common ssl_tls_common; /* For TLS or SSL Key Generation, this field is * overloaded with ssl_tls common information */ struct fw_la_mgf_common mgf_common; /* For MGF Key Generation, this field is overloaded with mgf information */ } u; } u; union { uint8_t resrvd; /* If not useRd by a request this field must be set to 0 */ uint8_t tls_seed_len; /* Byte Len of tls seed */ uint8_t req_params_blk_sz; /* For bulk processing this field represents the request * parameters block size */ uint8_t trng_cfg_sz; /* This field is used for TRNG_ENABLE requests to indicate the * size of the TRNG Slice configuration word. Size is in QW's */ } u1; uint8_t la_cmd_id; /* Definition of the LA command defined by this request */ }; #define LA_FLAGS_GCM_IV_LEN_FLAG __BIT(9) #define LA_FLAGS_PROTO __BITS(8, 6) #define LA_FLAGS_PROTO_SNOW_3G __SHIFTIN(4, LA_FLAGS_PROTO) #define LA_FLAGS_PROTO_GCM __SHIFTIN(2, LA_FLAGS_PROTO) #define LA_FLAGS_PROTO_CCM __SHIFTIN(1, LA_FLAGS_PROTO) #define LA_FLAGS_PROTO_NO __SHIFTIN(0, LA_FLAGS_PROTO) #define LA_FLAGS_DIGEST_IN_BUFFER __BIT(5) #define LA_FLAGS_CMP_AUTH_RES __BIT(4) #define LA_FLAGS_RET_AUTH_RES __BIT(3) #define LA_FLAGS_UPDATE_STATE __BIT(2) #define LA_FLAGS_PARTIAL __BITS(1, 0) struct fw_la_bulk_req { struct fw_comn_req_hdr comn_hdr; /* Common request header */ uint32_t flow_id; /* Field used by Firmware to limit the number of stateful requests * for a session being processed at a given point of time */ struct fw_la_comn_req comn_la_req; /* Common LA request parameters */ struct fw_comn_req_mid comn_mid; /* Common request middle section */ uint64_t req_params_addr; /* Memory address of the request parameters */ union fw_comn_req_ftr comn_ftr; /* Common request footer */ }; struct fw_la_resp { struct fw_comn_resp_hdr comn_resp; uint8_t resrvd[64 - sizeof(struct fw_comn_resp_hdr)]; /* FW_RESP_DEFAULT_SZ_HW15 */ }; struct fw_la_cipher_req_params { uint8_t resrvd; /* Reserved field and assumed set to 0 */ uint8_t cipher_state_sz; /* Number of quad words of state data for the cipher algorithm */ uint8_t curr_id; /* Initialised with the cipher slice type */ uint8_t next_id; /* Set to the next slice to pass the ciphered data through. * Set to ICP_QAT_FW_SLICE_DRAM_WR if the data is not to go through * anymore slices after cipher */ uint16_t resrvd1; /* Reserved field, should be set to zero*/ uint8_t resrvd2; /* Reserved field, should be set to zero*/ uint8_t next_offset; /* Offset in bytes to the next request parameter block */ uint32_t cipher_off; /* Byte offset from the start of packet to the cipher data region */ uint32_t cipher_len; /* Byte length of the cipher data region */ uint64_t state_address; /* Flat buffer address in memory of the cipher state information. Unused * if the state size is 0 */ }; struct fw_la_auth_req_params { uint8_t auth_res_sz; /* Size in quad words of digest information to validate */ uint8_t hash_state_sz; /* Number of quad words of inner and outer hash prefix data to process */ uint8_t curr_id; /* Initialised with the auth slice type */ uint8_t next_id; /* Set to the next slice to pass the auth data through. * Set to ICP_QAT_FW_SLICE_NULL for in-place auth-only requests * Set to ICP_QAT_FW_SLICE_DRAM_WR for all other request types * if the data is not to go through anymore slices after auth */ union { uint16_t resrvd; /* Reserved field should be set to zero for bulk services */ uint16_t tls_secret_len; /* Length of Secret information for TLS. */ } u; uint8_t resrvd; /* Reserved field, should be set to zero*/ uint8_t next_offset; /* offset in bytes to the next request parameter block */ uint32_t auth_off; /* Byte offset from the start of packet to the auth data region */ uint32_t auth_len; /* Byte length of the auth data region */ union { uint64_t prefix_addr; /* Address of the prefix information */ uint64_t aad_addr; /* Address of the AAD info in DRAM. Used for the CCM and GCM * protocols */ } u1; uint64_t auth_res_address; /* Address of the auth result information to validate or the location to * writeback the digest information to */ }; #endif