207 lines
6.1 KiB
C
207 lines
6.1 KiB
C
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/* * SPDX-License-Identifier: BSD-3-Clause
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* Copyright 2018-2019 NXP
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*/
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/**
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* @file dpaa2_sparser.h
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*
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* @brief Soft parser related macros & functions support for DPAA2 device
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* framework based applications.
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*
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*/
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#ifndef _DPAA2_SPARSER_H
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#define _DPAA2_SPARSER_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define WRIOP_SS_INITIALIZER(priv) \
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do { \
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/* Base offset of parse profile memory in WRIOP */ \
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(priv)->ss_offset = 0x20; \
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(priv)->ss_iova = (size_t)NULL; \
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(priv)->ss_param_iova = (size_t)NULL; \
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} while (0)
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/**************************************************************************/
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/*
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* @enum parser_starting_hxs_code
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* @Description PARSER Starting HXS code
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*/
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/***************************************************************************/
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enum parser_starting_hxs_code {
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/** Ethernet Starting HXS coding */
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PARSER_ETH_STARTING_HXS = 0x0000,
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/** LLC+SNAP Starting HXS coding */
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PARSER_LLC_SNAP_STARTING_HXS = 0x0001,
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/** VLAN Starting HXS coding */
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PARSER_VLAN_STARTING_HXS = 0x0002,
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/** PPPoE+PPP Starting HXS coding */
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PARSER_PPPOE_PPP_STARTING_HXS = 0x0003,
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/** MPLS Starting HXS coding */
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PARSER_MPLS_STARTING_HXS = 0x0004,
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/** ARP Starting HXS coding */
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PARSER_ARP_STARTING_HXS = 0x0005,
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/** IP Starting HXS coding */
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PARSER_IP_STARTING_HXS = 0x0006,
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/** IPv4 Starting HXS coding */
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PARSER_IPV4_STARTING_HXS = 0x0007,
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/** IPv6 Starting HXS coding */
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PARSER_IPV6_STARTING_HXS = 0x0008,
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/** GRE Starting HXS coding */
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PARSER_GRE_STARTING_HXS = 0x0009,
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/** MinEncap Starting HXS coding */
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PARSER_MINENCAP_STARTING_HXS = 0x000A,
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/** Other L3 Shell Starting HXS coding */
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PARSER_OTHER_L3_SHELL_STARTING_HXS = 0x000B,
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/** TCP Starting HXS coding */
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PARSER_TCP_STARTING_HXS = 0x000C,
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/** UDP Starting HXS coding */
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PARSER_UDP_STARTING_HXS = 0x000D,
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/** IPSec Starting HXS coding */
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PARSER_IPSEC_STARTING_HXS = 0x000E,
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/** SCTP Starting HXS coding */
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PARSER_SCTP_STARTING_HXS = 0x000F,
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/** DCCP Starting HXS coding */
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PARSER_DCCP_STARTING_HXS = 0x0010,
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/** Other L4 Shell Starting HXS coding */
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PARSER_OTHER_L4_SHELL_STARTING_HXS = 0x0011,
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/** GTP Starting HXS coding */
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PARSER_GTP_STARTING_HXS = 0x0012,
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/** ESP Starting HXS coding */
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PARSER_ESP_STARTING_HXS = 0x0013,
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/** VXLAN Starting HXS coding */
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PARSER_VXLAN_STARTING_HXS = 0x0014,
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/** L5 (and above) Shell Starting HXS coding */
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PARSER_L5_SHELL_STARTING_HXS = 0x001E,
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/** Final Shell Starting HXS coding */
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PARSER_FINAL_SHELL_STARTING_HXS = 0x001F
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};
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/**************************************************************************/
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/*
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* @Description struct dpni_drv_sparser_param - Structure representing the
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* information needed to activate(enable) a Soft Parser.
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*/
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/***************************************************************************/
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struct dpni_drv_sparser_param {
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/* The "custom_header_first" must be set if the custom header to parse
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* is the first header in the packet, otherwise "custom_header_first"
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* must be cleared.
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*/
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uint8_t custom_header_first;
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/* Hard HXS on which a soft parser is activated. This must be
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* configured.
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* if the header to parse is not the first header in the packet.
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*/
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enum parser_starting_hxs_code link_to_hard_hxs;
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/* Soft Sequence Start PC */
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uint16_t start_pc;
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/* Soft Sequence byte-code */
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uint8_t *byte_code;
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/* Soft Sequence size */
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uint16_t size;
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/* Pointer to the Parameters Array of the SP */
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uint8_t *param_array;
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/* Parameters offset */
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uint8_t param_offset;
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/* Parameters size */
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uint8_t param_size;
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};
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struct sp_parse_result {
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/* Next header */
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uint16_t nxt_hdr;
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/* Frame Attribute Flags Extension */
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uint16_t frame_attribute_flags_extension;
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/* Frame Attribute Flags (part 1) */
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uint32_t frame_attribute_flags_1;
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/* Frame Attribute Flags (part 2) */
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uint32_t frame_attribute_flags_2;
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/* Frame Attribute Flags (part 3) */
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uint32_t frame_attribute_flags_3;
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/* Shim Offset 1 */
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uint8_t shim_offset_1;
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/* Shim Offset 2 */
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uint8_t shim_offset_2;
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/* Outer IP protocol field offset */
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uint8_t ip_1_pid_offset;
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/* Ethernet offset */
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uint8_t eth_offset;
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/* LLC+SNAP offset */
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uint8_t llc_snap_offset;
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/* First VLAN's TCI field offset*/
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uint8_t vlan_tci1_offset;
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/* Last VLAN's TCI field offset*/
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uint8_t vlan_tcin_offset;
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/* Last Ethertype offset*/
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uint8_t last_etype_offset;
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/* PPPoE offset */
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uint8_t pppoe_offset;
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/* First MPLS offset */
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uint8_t mpls_offset_1;
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/* Last MPLS offset */
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uint8_t mpls_offset_n;
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/* Layer 3 (Outer IP, ARP, FCoE or FIP) offset */
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uint8_t l3_offset;
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/* Inner IP or MinEncap offset*/
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uint8_t ipn_or_minencap_offset;
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/* GRE offset */
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uint8_t gre_offset;
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/* Layer 4 offset*/
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uint8_t l4_offset;
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/* Layer 5 offset */
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uint8_t l5_offset;
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/* Routing header offset of 1st IPv6 header */
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uint8_t routing_hdr_offset1;
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/* Routing header offset of 2nd IPv6 header */
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uint8_t routing_hdr_offset2;
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/* Next header offset */
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uint8_t nxt_hdr_offset;
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/* IPv6 fragmentable part offset */
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uint8_t ipv6_frag_offset;
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/* Frame's untouched running sum, input to parser */
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uint16_t gross_running_sum;
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/* Running Sum */
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uint16_t running_sum;
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/* Parse Error code */
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uint8_t parse_error_code;
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/* Offset to the next header field before IPv6 fragment extension */
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uint8_t nxt_hdr_before_ipv6_frag_ext;
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/* Inner IP Protocol field offset */
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uint8_t ip_n_pid_offset;
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/* Reserved for Soft parsing context*/
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uint8_t soft_parsing_context[21];
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};
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struct frame_attr {
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const char *fld_name;
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uint8_t faf_offset;
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uint32_t fld_mask;
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};
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struct frame_attr_ext {
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const char *fld_name;
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uint8_t faf_ext_offset;
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uint16_t fld_mask;
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};
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struct parse_err {
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uint16_t code;
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const char *err_name;
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};
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/* Macro definitions */
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#define IS_ONE_BIT_FIELD(_mask) \
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(!((_mask) & ((_mask) - 1)) || (_mask == 1))
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int dpaa2_eth_load_wriop_soft_parser(struct dpaa2_dev_priv *priv,
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enum dpni_soft_sequence_dest dest);
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int dpaa2_eth_enable_wriop_soft_parser(struct dpaa2_dev_priv *priv,
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enum dpni_soft_sequence_dest dest);
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#endif /* _DPAA2_SPARSER_H_ */
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