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- /*
- * 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
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