/* * Copyright (c) 2018, 2020 The Linux Foundation. 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 The Linux Foundation 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 "AS IS" AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT * 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 IPA_IPV6CTI_H #define IPA_IPV6CTI_H #include "ipa_table.h" #include "ipa_mem_descriptor.h" #include "ipa_nat_utils.h" #define IPA_IPV6CT_MAX_TBLS 1 #define IPA_IPV6CT_RULE_FLAG_FIELD_OFFSET 34 #define IPA_IPV6CT_RULE_NEXT_FIELD_OFFSET 40 #define IPA_IPV6CT_RULE_PROTO_FIELD_OFFSET 38 #define IPA_IPV6CT_FLAG_ENABLE_BIT 1 #define IPA_IPV6CT_DIRECTION_ALLOW_BIT 1 #define IPA_IPV6CT_DIRECTION_DISALLOW_BIT 0 #define IPA_IPV6CT_INVALID_PROTO_FIELD_VALUE 0xFF00 #define IPA_IPV6CT_INVALID_PROTO_FIELD_CMP 0xFF typedef enum { IPA_IPV6CT_TABLE_FLAGS, IPA_IPV6CT_TABLE_NEXT_INDEX, IPA_IPV6CT_TABLE_PROTOCOL, IPA_IPV6CT_TABLE_DMA_CMD_MAX } ipa_ipv6ct_table_dma_cmd_type; /*------------------------ IPV6CT Table Entry --------------------------------------------------- ------------------------------------------------------------------------------------------------- | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | --------------------------------------------------------------------------------------------------- | Outbound Src IPv6 Address (8 LSB Bytes) | --------------------------------------------------------------------------------------------------- | Outbound Src IPv6 Address (8 MSB Bytes) | --------------------------------------------------------------------------------------------------- | Outbound Dest IPv6 Address (8 LSB Bytes) | --------------------------------------------------------------------------------------------------- | Outbound Dest IPv6 Address (8 MSB Bytes) | --------------------------------------------------------------------------------------------------- | Protocol | TimeStamp (3B) | Flags (2B) |Rsvd |S |uC activatio| | (1B) | |Enable|Redirect|Resv |[15:14]|13|Index [12:0]| --------------------------------------------------------------------------------------------------- |Reserved |Settings | Src Port (2B) | Dest Port (2B) | Next Index (2B) | | (1B) | (1B) | | | | --------------------------------------------------------------------------------------------------- | SW Specific Parameters(4B) | Reserved (4B) | | Prev Index (2B) | Reserved (2B) | | --------------------------------------------------------------------------------------------------- | Reserved (8B) | --------------------------------------------------------------------------------------------------- Settings(1B) ----------------------------------------------- |IN Allowed|OUT Allowed|Reserved|uC processing| |[7:7] |[6:6] |[5:1] |[0:0] | ----------------------------------------------- Dont change below structure definition. It should be same as above(little endian order) -------------------------------------------------------------------------------------------------*/ typedef struct { uint64_t src_ipv6_lsb : 64; uint64_t src_ipv6_msb : 64; uint64_t dest_ipv6_lsb : 64; uint64_t dest_ipv6_msb : 64; uint64_t uc_activation_index : 13; uint64_t s : 1; uint64_t rsvd1 : 16; uint64_t redirect : 1; uint64_t enable : 1; uint64_t time_stamp : 24; uint64_t protocol : 8; uint64_t next_index : 16; uint64_t dest_port : 16; uint64_t src_port : 16; uint64_t ucp : 1; uint64_t rsvd2 : 5; uint64_t out_allowed : 1; uint64_t in_allowed : 1; uint64_t rsvd3 : 8; uint64_t rsvd4 : 48; uint64_t prev_index : 16; uint64_t rsvd5 : 64; } ipa_ipv6ct_hw_entry; /* ---------------------- | 1 | 0 | ---------------------- | Flags(2B) | |Enable|Redirect|Resv| ---------------------- */ typedef struct { uint16_t rsvd1 : 14; uint16_t redirect : 1; uint16_t enable : 1; } ipa_ipv6ct_flags; typedef struct { ipa_mem_descriptor mem_desc; ipa_table table; ipa_table_dma_cmd_helper table_dma_cmd_helpers[IPA_IPV6CT_TABLE_DMA_CMD_MAX]; } ipa_ipv6ct_table; typedef struct { ipa_descriptor* ipa_desc; ipa_ipv6ct_table tables[IPA_IPV6CT_MAX_TBLS]; uint8_t table_cnt; } ipa_ipv6ct; #endif