// Copyright (c) 2013 Qualcomm Atheros, Inc. All rights reserved. // $ATH_LICENSE_HW_HDR_C$ // // DO NOT EDIT! This file is automatically generated // These definitions are tied to a particular hardware layout #ifndef _TX_MSDU_START_USERX_H_ #define _TX_MSDU_START_USERX_H_ #if !defined(__ASSEMBLER__) #endif // ################ START SUMMARY ################# // // Dword Fields // 0 msdu_len[13:0], first_msdu[14], last_msdu[15], encap_type[17:16], wds[18], ipv4_checksum_en[19], udp_over_ipv4_checksum_en[20], udp_over_ipv6_checksum_en[21], tcp_over_ipv4_checksum_en[22], tcp_over_ipv6_checksum_en[23], reserved_0[31:24] // 1 tso_enable[0], reserved_1a[6:1], tcp_flag[15:7], tcp_flag_mask[24:16], reserved_1b[31:25] // 2 l2_length[15:0], ip_length[31:16] // 3 tcp_seq_number[31:0] // 4 ip_identification[15:0], reserved_4a[31:16] // // ################ END SUMMARY ################# #define NUM_OF_DWORDS_TX_MSDU_START_USERX 5 struct tx_msdu_start_userx { volatile uint32_t msdu_len : 14, //[13:0] first_msdu : 1, //[14] last_msdu : 1, //[15] encap_type : 2, //[17:16] wds : 1, //[18] ipv4_checksum_en : 1, //[19] udp_over_ipv4_checksum_en : 1, //[20] udp_over_ipv6_checksum_en : 1, //[21] tcp_over_ipv4_checksum_en : 1, //[22] tcp_over_ipv6_checksum_en : 1, //[23] reserved_0 : 8; //[31:24] volatile uint32_t tso_enable : 1, //[0] reserved_1a : 6, //[6:1] tcp_flag : 9, //[15:7] tcp_flag_mask : 9, //[24:16] reserved_1b : 7; //[31:25] volatile uint32_t l2_length : 16, //[15:0] ip_length : 16; //[31:16] volatile uint32_t tcp_seq_number : 32; //[31:0] volatile uint32_t ip_identification : 16, //[15:0] reserved_4a : 16; //[31:16] }; /* msdu_len MSDU length before encapsulation. It is the same value as the length in the MSDU packet TLV first_msdu If set the current MSDU is the first MSDU in MPDU. Used by the OLE during encapsulation. last_msdu If set the current MSDU is the last MSDU in MPDU. Used by the OLE during encapsulation. encap_type Indicates the encapsulation that HW will perform: No encapsulation Ethernet 2 (DIX) 802.3 (uses SNAP/LLC) Used by the OLE during encapsulation. wds If set the current packet is 4-address frame. Required because an aggregate can include some frames with 3 address format and other frames with 4 address format. The wds bit is only valid when first_msdu bit is set. Used by the OLE during encapsulation. ipv4_checksum_en Enable IPv4 checksum replacement udp_over_ipv4_checksum_en Enable UDP over IPv4 checksum replacement. UDP checksum over IPv4 is optional for TCP/IP stacks. udp_over_ipv6_checksum_en Enable UDP over IPv6 checksum replacement. UDP checksum over IPv6 is mandatory for TCP/IP stacks. tcp_over_ipv4_checksum_en Enable TCP checksum over IPv4 replacement tcp_over_ipv6_checksum_en Enable TCP checksum over IPv6 eplacement reserved_0 FW will set to 0, MAC will ignore.  tso_enable Enable transmit segmentation offload reserved_1a FW will set to 0, MAC will ignore.  tcp_flag TCP flags {NS,CWR,ECE,URG,ACK,PSH, RST ,SYN,FIN} tcp_flag_mask TCP flag mask. Tcp_flag is inserted into the header based on the mask, if tso is enabled reserved_1b FW will set to 0, MAC will ignore.  l2_length L2 length for the msdu, if tso is enabled ip_length Ip length for the msdu, if tso is enabled tcp_seq_number Tcp_seq_number for the msdu, if tso is enabled ip_identification Ip_identification for the msdu, if tso is enabled reserved_4a FW will set to 0, MAC will ignore. */ /* Description TX_MSDU_START_USERX_0_MSDU_LEN MSDU length before encapsulation. It is the same value as the length in the MSDU packet TLV */ #define TX_MSDU_START_USERX_0_MSDU_LEN_OFFSET 0x00000000 #define TX_MSDU_START_USERX_0_MSDU_LEN_LSB 0 #define TX_MSDU_START_USERX_0_MSDU_LEN_MASK 0x00003fff /* Description TX_MSDU_START_USERX_0_FIRST_MSDU If set the current MSDU is the first MSDU in MPDU. Used by the OLE during encapsulation. */ #define TX_MSDU_START_USERX_0_FIRST_MSDU_OFFSET 0x00000000 #define TX_MSDU_START_USERX_0_FIRST_MSDU_LSB 14 #define TX_MSDU_START_USERX_0_FIRST_MSDU_MASK 0x00004000 /* Description TX_MSDU_START_USERX_0_LAST_MSDU If set the current MSDU is the last MSDU in MPDU. Used by the OLE during encapsulation. */ #define TX_MSDU_START_USERX_0_LAST_MSDU_OFFSET 0x00000000 #define TX_MSDU_START_USERX_0_LAST_MSDU_LSB 15 #define TX_MSDU_START_USERX_0_LAST_MSDU_MASK 0x00008000 /* Description TX_MSDU_START_USERX_0_ENCAP_TYPE Indicates the encapsulation that HW will perform: No encapsulation Ethernet 2 (DIX) 802.3 (uses SNAP/LLC) Used by the OLE during encapsulation. */ #define TX_MSDU_START_USERX_0_ENCAP_TYPE_OFFSET 0x00000000 #define TX_MSDU_START_USERX_0_ENCAP_TYPE_LSB 16 #define TX_MSDU_START_USERX_0_ENCAP_TYPE_MASK 0x00030000 /* Description TX_MSDU_START_USERX_0_WDS If set the current packet is 4-address frame. Required because an aggregate can include some frames with 3 address format and other frames with 4 address format. The wds bit is only valid when first_msdu bit is set. Used by the OLE during encapsulation. */ #define TX_MSDU_START_USERX_0_WDS_OFFSET 0x00000000 #define TX_MSDU_START_USERX_0_WDS_LSB 18 #define TX_MSDU_START_USERX_0_WDS_MASK 0x00040000 /* Description TX_MSDU_START_USERX_0_IPV4_CHECKSUM_EN Enable IPv4 checksum replacement */ #define TX_MSDU_START_USERX_0_IPV4_CHECKSUM_EN_OFFSET 0x00000000 #define TX_MSDU_START_USERX_0_IPV4_CHECKSUM_EN_LSB 19 #define TX_MSDU_START_USERX_0_IPV4_CHECKSUM_EN_MASK 0x00080000 /* Description TX_MSDU_START_USERX_0_UDP_OVER_IPV4_CHECKSUM_EN Enable UDP over IPv4 checksum replacement. UDP checksum over IPv4 is optional for TCP/IP stacks. */ #define TX_MSDU_START_USERX_0_UDP_OVER_IPV4_CHECKSUM_EN_OFFSET 0x00000000 #define TX_MSDU_START_USERX_0_UDP_OVER_IPV4_CHECKSUM_EN_LSB 20 #define TX_MSDU_START_USERX_0_UDP_OVER_IPV4_CHECKSUM_EN_MASK 0x00100000 /* Description TX_MSDU_START_USERX_0_UDP_OVER_IPV6_CHECKSUM_EN Enable UDP over IPv6 checksum replacement. UDP checksum over IPv6 is mandatory for TCP/IP stacks. */ #define TX_MSDU_START_USERX_0_UDP_OVER_IPV6_CHECKSUM_EN_OFFSET 0x00000000 #define TX_MSDU_START_USERX_0_UDP_OVER_IPV6_CHECKSUM_EN_LSB 21 #define TX_MSDU_START_USERX_0_UDP_OVER_IPV6_CHECKSUM_EN_MASK 0x00200000 /* Description TX_MSDU_START_USERX_0_TCP_OVER_IPV4_CHECKSUM_EN Enable TCP checksum over IPv4 replacement */ #define TX_MSDU_START_USERX_0_TCP_OVER_IPV4_CHECKSUM_EN_OFFSET 0x00000000 #define TX_MSDU_START_USERX_0_TCP_OVER_IPV4_CHECKSUM_EN_LSB 22 #define TX_MSDU_START_USERX_0_TCP_OVER_IPV4_CHECKSUM_EN_MASK 0x00400000 /* Description TX_MSDU_START_USERX_0_TCP_OVER_IPV6_CHECKSUM_EN Enable TCP checksum over IPv6 eplacement */ #define TX_MSDU_START_USERX_0_TCP_OVER_IPV6_CHECKSUM_EN_OFFSET 0x00000000 #define TX_MSDU_START_USERX_0_TCP_OVER_IPV6_CHECKSUM_EN_LSB 23 #define TX_MSDU_START_USERX_0_TCP_OVER_IPV6_CHECKSUM_EN_MASK 0x00800000 /* Description TX_MSDU_START_USERX_0_RESERVED_0 FW will set to 0, MAC will ignore.  */ #define TX_MSDU_START_USERX_0_RESERVED_0_OFFSET 0x00000000 #define TX_MSDU_START_USERX_0_RESERVED_0_LSB 24 #define TX_MSDU_START_USERX_0_RESERVED_0_MASK 0xff000000 /* Description TX_MSDU_START_USERX_1_TSO_ENABLE Enable transmit segmentation offload */ #define TX_MSDU_START_USERX_1_TSO_ENABLE_OFFSET 0x00000004 #define TX_MSDU_START_USERX_1_TSO_ENABLE_LSB 0 #define TX_MSDU_START_USERX_1_TSO_ENABLE_MASK 0x00000001 /* Description TX_MSDU_START_USERX_1_RESERVED_1A FW will set to 0, MAC will ignore.  */ #define TX_MSDU_START_USERX_1_RESERVED_1A_OFFSET 0x00000004 #define TX_MSDU_START_USERX_1_RESERVED_1A_LSB 1 #define TX_MSDU_START_USERX_1_RESERVED_1A_MASK 0x0000007e /* Description TX_MSDU_START_USERX_1_TCP_FLAG TCP flags {NS,CWR,ECE,URG,ACK,PSH, RST ,SYN,FIN} */ #define TX_MSDU_START_USERX_1_TCP_FLAG_OFFSET 0x00000004 #define TX_MSDU_START_USERX_1_TCP_FLAG_LSB 7 #define TX_MSDU_START_USERX_1_TCP_FLAG_MASK 0x0000ff80 /* Description TX_MSDU_START_USERX_1_TCP_FLAG_MASK TCP flag mask. Tcp_flag is inserted into the header based on the mask, if tso is enabled */ #define TX_MSDU_START_USERX_1_TCP_FLAG_MASK_OFFSET 0x00000004 #define TX_MSDU_START_USERX_1_TCP_FLAG_MASK_LSB 16 #define TX_MSDU_START_USERX_1_TCP_FLAG_MASK_MASK 0x01ff0000 /* Description TX_MSDU_START_USERX_1_RESERVED_1B FW will set to 0, MAC will ignore.  */ #define TX_MSDU_START_USERX_1_RESERVED_1B_OFFSET 0x00000004 #define TX_MSDU_START_USERX_1_RESERVED_1B_LSB 25 #define TX_MSDU_START_USERX_1_RESERVED_1B_MASK 0xfe000000 /* Description TX_MSDU_START_USERX_2_L2_LENGTH L2 length for the msdu, if tso is enabled */ #define TX_MSDU_START_USERX_2_L2_LENGTH_OFFSET 0x00000008 #define TX_MSDU_START_USERX_2_L2_LENGTH_LSB 0 #define TX_MSDU_START_USERX_2_L2_LENGTH_MASK 0x0000ffff /* Description TX_MSDU_START_USERX_2_IP_LENGTH Ip length for the msdu, if tso is enabled */ #define TX_MSDU_START_USERX_2_IP_LENGTH_OFFSET 0x00000008 #define TX_MSDU_START_USERX_2_IP_LENGTH_LSB 16 #define TX_MSDU_START_USERX_2_IP_LENGTH_MASK 0xffff0000 /* Description TX_MSDU_START_USERX_3_TCP_SEQ_NUMBER Tcp_seq_number for the msdu, if tso is enabled */ #define TX_MSDU_START_USERX_3_TCP_SEQ_NUMBER_OFFSET 0x0000000c #define TX_MSDU_START_USERX_3_TCP_SEQ_NUMBER_LSB 0 #define TX_MSDU_START_USERX_3_TCP_SEQ_NUMBER_MASK 0xffffffff /* Description TX_MSDU_START_USERX_4_IP_IDENTIFICATION Ip_identification for the msdu, if tso is enabled */ #define TX_MSDU_START_USERX_4_IP_IDENTIFICATION_OFFSET 0x00000010 #define TX_MSDU_START_USERX_4_IP_IDENTIFICATION_LSB 0 #define TX_MSDU_START_USERX_4_IP_IDENTIFICATION_MASK 0x0000ffff /* Description TX_MSDU_START_USERX_4_RESERVED_4A FW will set to 0, MAC will ignore. */ #define TX_MSDU_START_USERX_4_RESERVED_4A_OFFSET 0x00000010 #define TX_MSDU_START_USERX_4_RESERVED_4A_LSB 16 #define TX_MSDU_START_USERX_4_RESERVED_4A_MASK 0xffff0000 #endif // _TX_MSDU_START_USERX_H_