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/**
* @file
*
* This header file defines the work queue entry (wqe) data structure.
* Since this is a commonly used structure that depends on structures
* from several hardware blocks, those definitions have been placed
* in this file to create a single point of definition of the wqe
* format.
* Data structures are still named according to the block that they
* relate to.
*
* This file must not depend on any other header files, except for cvmx.h!!!
*
*
* <hr>$Revision: 70030 $<hr>
*
*
*/
#ifndef __CVMX_WQE_H__
#define __CVMX_WQE_H__
#ifdef __cplusplus
extern "C" {
#endif
#define OCT_TAG_TYPE_STRING(x) (((x) == CVMX_POW_TAG_TYPE_ORDERED) ? "ORDERED" : \
(((x) == CVMX_POW_TAG_TYPE_ATOMIC) ? "ATOMIC" : \
(((x) == CVMX_POW_TAG_TYPE_NULL) ? "NULL" : \
"NULL_NULL")))
/**
* HW decode / err_code in work queue entry
*/
typedef union
{
uint64_t u64;
/** Use this struct if the hardware determines that the packet is IP */
struct
{
uint64_t bufs : 8; /**< HW sets this to the number of buffers used by this packet */
uint64_t ip_offset : 8; /**< HW sets to the number of L2 bytes prior to the IP */
uint64_t vlan_valid : 1; /**< set to 1 if we found DSA/VLAN in the L2 */
uint64_t vlan_stacked : 1; /**< Set to 1 if the DSA/VLAN tag is stacked */
uint64_t unassigned : 1;
uint64_t vlan_cfi : 1; /**< HW sets to the DSA/VLAN CFI flag (valid when vlan_valid) */
uint64_t vlan_id :12; /**< HW sets to the DSA/VLAN_ID field (valid when vlan_valid) */
uint64_t varies:12; /**< 38xx and 68xx have different definitions. */
uint64_t dec_ipcomp : 1; /**< the packet needs to be decompressed */
uint64_t tcp_or_udp : 1; /**< the packet is either TCP or UDP */
uint64_t dec_ipsec : 1; /**< the packet needs to be decrypted (ESP or AH) */
uint64_t is_v6 : 1; /**< the packet is IPv6 */
/* (rcv_error, not_IP, IP_exc, is_frag, L4_error, software, etc.) */
uint64_t software : 1; /**< reserved for software use, hardware will clear on packet creation */
/* exceptional conditions below */
uint64_t L4_error : 1; /**< the receive interface hardware detected an L4 error (only applies if !is_frag)
(only applies if !rcv_error && !not_IP && !IP_exc && !is_frag)
failure indicated in err_code below, decode:
- 1 = Malformed L4
- 2 = L4 Checksum Error: the L4 checksum value is
- 3 = UDP Length Error: The UDP length field would make the UDP data longer than what
remains in the IP packet (as defined by the IP header length field).
- 4 = Bad L4 Port: either the source or destination TCP/UDP port is 0.
- 8 = TCP FIN Only: the packet is TCP and only the FIN flag set.
- 9 = TCP No Flags: the packet is TCP and no flags are set.
- 10 = TCP FIN RST: the packet is TCP and both FIN and RST are set.
- 11 = TCP SYN URG: the packet is TCP and both SYN and URG are set.
- 12 = TCP SYN RST: the packet is TCP and both SYN and RST are set.
- 13 = TCP SYN FIN: the packet is TCP and both SYN and FIN are set. */
uint64_t is_frag : 1; /**< set if the packet is a fragment */
uint64_t IP_exc : 1; /**< the receive interface hardware detected an IP error / exception
(only applies if !rcv_error && !not_IP) failure indicated in err_code below, decode:
- 1 = Not IP: the IP version field is neither 4 nor 6.
- 2 = IPv4 Header Checksum Error: the IPv4 header has a checksum violation.
- 3 = IP Malformed Header: the packet is not long enough to contain the IP header.
- 4 = IP Malformed: the packet is not long enough to contain the bytes indicated by the IP
header. Pad is allowed.
- 5 = IP TTL Hop: the IPv4 TTL field or the IPv6 Hop Count field are zero.
- 6 = IP Options */
uint64_t is_bcast : 1; /**< set if the hardware determined that the packet is a broadcast */
uint64_t is_mcast : 1; /**< set if the hardware determined that the packet is a multi-cast */
uint64_t not_IP : 1; /**< set if the packet may not be IP (must be zero in this case) */
uint64_t rcv_error : 1; /**< the receive interface hardware detected a receive error (must be zero in this case) */
/* lower err_code = first-level descriptor of the work */
/* zero for packet submitted by hardware that isn't on the slow path */
uint64_t err_code : 8; /**< type is cvmx_pip_err_t */
} s;
struct
{
uint64_t bufs : 8; /**< HW sets this to the number of buffers used by this packet */
uint64_t ip_offset : 8; /**< HW sets to the number of L2 bytes prior to the IP */
uint64_t vlan_valid : 1; /**< set to 1 if we found DSA/VLAN in the L2 */
uint64_t vlan_stacked : 1; /**< Set to 1 if the DSA/VLAN tag is stacked */
uint64_t unassigned : 1;
uint64_t vlan_cfi : 1; /**< HW sets to the DSA/VLAN CFI flag (valid when vlan_valid) */
uint64_t vlan_id :12; /**< HW sets to the DSA/VLAN_ID field (valid when vlan_valid) */
uint64_t port:12; /**< MAC/PIP port number. */
uint64_t dec_ipcomp : 1; /**< the packet needs to be decompressed */
uint64_t tcp_or_udp : 1; /**< the packet is either TCP or UDP */
uint64_t dec_ipsec : 1; /**< the packet needs to be decrypted (ESP or AH) */
uint64_t is_v6 : 1; /**< the packet is IPv6 */
/* (rcv_error, not_IP, IP_exc, is_frag, L4_error, software, etc.) */
uint64_t software : 1; /**< reserved for software use, hardware will clear on packet creation */
/* exceptional conditions below */
uint64_t L4_error : 1; /**< the receive interface hardware detected an L4 error (only applies if !is_frag)
(only applies if !rcv_error && !not_IP && !IP_exc && !is_frag)
failure indicated in err_code below, decode:
- 1 = Malformed L4
- 2 = L4 Checksum Error: the L4 checksum value is
- 3 = UDP Length Error: The UDP length field would make the UDP data longer than what
remains in the IP packet (as defined by the IP header length field).
- 4 = Bad L4 Port: either the source or destination TCP/UDP port is 0.
- 8 = TCP FIN Only: the packet is TCP and only the FIN flag set.
- 9 = TCP No Flags: the packet is TCP and no flags are set.
- 10 = TCP FIN RST: the packet is TCP and both FIN and RST are set.
- 11 = TCP SYN URG: the packet is TCP and both SYN and URG are set.
- 12 = TCP SYN RST: the packet is TCP and both SYN and RST are set.
- 13 = TCP SYN FIN: the packet is TCP and both SYN and FIN are set. */
uint64_t is_frag : 1; /**< set if the packet is a fragment */
uint64_t IP_exc : 1; /**< the receive interface hardware detected an IP error / exception
(only applies if !rcv_error && !not_IP) failure indicated in err_code below, decode:
- 1 = Not IP: the IP version field is neither 4 nor 6.
- 2 = IPv4 Header Checksum Error: the IPv4 header has a checksum violation.
- 3 = IP Malformed Header: the packet is not long enough to contain the IP header.
- 4 = IP Malformed: the packet is not long enough to contain the bytes indicated by the IP
header. Pad is allowed.
- 5 = IP TTL Hop: the IPv4 TTL field or the IPv6 Hop Count field are zero.
- 6 = IP Options */
uint64_t is_bcast : 1; /**< set if the hardware determined that the packet is a broadcast */
uint64_t is_mcast : 1; /**< set if the hardware determined that the packet is a multi-cast */
uint64_t not_IP : 1; /**< set if the packet may not be IP (must be zero in this case) */
uint64_t rcv_error : 1; /**< the receive interface hardware detected a receive error (must be zero in this case) */
/* lower err_code = first-level descriptor of the work */
/* zero for packet submitted by hardware that isn't on the slow path */
uint64_t err_code : 8; /**< type is cvmx_pip_err_t */
} s_cn68xx;
struct
{
uint64_t bufs : 8; /**< HW sets this to the number of buffers used by this packet */
uint64_t ip_offset : 8; /**< HW sets to the number of L2 bytes prior to the IP */
uint64_t vlan_valid : 1; /**< set to 1 if we found DSA/VLAN in the L2 */
uint64_t vlan_stacked : 1; /**< Set to 1 if the DSA/VLAN tag is stacked */
uint64_t unassigned : 1;
uint64_t vlan_cfi : 1; /**< HW sets to the DSA/VLAN CFI flag (valid when vlan_valid) */
uint64_t vlan_id :12; /**< HW sets to the DSA/VLAN_ID field (valid when vlan_valid) */
uint64_t pr : 4; /**< Ring Identifier (if PCIe). Requires PIP_GBL_CTL[RING_EN]=1 */
uint64_t unassigned2a :4;
uint64_t unassigned2 :4;
uint64_t dec_ipcomp : 1; /**< the packet needs to be decompressed */
uint64_t tcp_or_udp : 1; /**< the packet is either TCP or UDP */
uint64_t dec_ipsec : 1; /**< the packet needs to be decrypted (ESP or AH) */
uint64_t is_v6 : 1; /**< the packet is IPv6 */
/* (rcv_error, not_IP, IP_exc, is_frag, L4_error, software, etc.) */
uint64_t software : 1; /**< reserved for software use, hardware will clear on packet creation */
/* exceptional conditions below */
uint64_t L4_error : 1; /**< the receive interface hardware detected an L4 error (only applies if !is_frag)
(only applies if !rcv_error && !not_IP && !IP_exc && !is_frag)
failure indicated in err_code below, decode:
- 1 = Malformed L4
- 2 = L4 Checksum Error: the L4 checksum value is
- 3 = UDP Length Error: The UDP length field would make the UDP data longer than what
remains in the IP packet (as defined by the IP header length field).
- 4 = Bad L4 Port: either the source or destination TCP/UDP port is 0.
- 8 = TCP FIN Only: the packet is TCP and only the FIN flag set.
- 9 = TCP No Flags: the packet is TCP and no flags are set.
- 10 = TCP FIN RST: the packet is TCP and both FIN and RST are set.
- 11 = TCP SYN URG: the packet is TCP and both SYN and URG are set.
- 12 = TCP SYN RST: the packet is TCP and both SYN and RST are set.
- 13 = TCP SYN FIN: the packet is TCP and both SYN and FIN are set. */
uint64_t is_frag : 1; /**< set if the packet is a fragment */
uint64_t IP_exc : 1; /**< the receive interface hardware detected an IP error / exception
(only applies if !rcv_error && !not_IP) failure indicated in err_code below, decode:
- 1 = Not IP: the IP version field is neither 4 nor 6.
- 2 = IPv4 Header Checksum Error: the IPv4 header has a checksum violation.
- 3 = IP Malformed Header: the packet is not long enough to contain the IP header.
- 4 = IP Malformed: the packet is not long enough to contain the bytes indicated by the IP
header. Pad is allowed.
- 5 = IP TTL Hop: the IPv4 TTL field or the IPv6 Hop Count field are zero.
- 6 = IP Options */
uint64_t is_bcast : 1; /**< set if the hardware determined that the packet is a broadcast */
uint64_t is_mcast : 1; /**< set if the hardware determined that the packet is a multi-cast */
uint64_t not_IP : 1; /**< set if the packet may not be IP (must be zero in this case) */
uint64_t rcv_error : 1; /**< the receive interface hardware detected a receive error (must be zero in this case) */
/* lower err_code = first-level descriptor of the work */
/* zero for packet submitted by hardware that isn't on the slow path */
uint64_t err_code : 8; /**< type is cvmx_pip_err_t */
} s_cn38xx;
/**< use this to get at the 16 vlan bits */
struct
{
uint64_t unused1 :16;
uint64_t vlan :16;
uint64_t unused2 :32;
} svlan;
/**< use this struct if the hardware could not determine that the packet is ip */
struct
{
uint64_t bufs : 8; /**< HW sets this to the number of buffers used by this packet */
uint64_t unused : 8;
uint64_t vlan_valid : 1; /**< set to 1 if we found DSA/VLAN in the L2 */
uint64_t vlan_stacked : 1; /**< Set to 1 if the DSA/VLAN tag is stacked */
uint64_t unassigned : 1;
uint64_t vlan_cfi : 1; /**< HW sets to the DSA/VLAN CFI flag (valid when vlan_valid) */
uint64_t vlan_id :12; /**< HW sets to the DSA/VLAN_ID field (valid when vlan_valid) */
uint64_t varies:12; /**< 38xx and 68xx have different definitions. */
uint64_t unassigned2:4;
uint64_t software : 1; /**< reserved for software use, hardware will clear on packet creation */
uint64_t unassigned3 : 1;
uint64_t is_rarp : 1; /**< set if the hardware determined that the packet is rarp */
uint64_t is_arp : 1; /**< set if the hardware determined that the packet is arp */
uint64_t is_bcast : 1; /**< set if the hardware determined that the packet is a broadcast */
uint64_t is_mcast : 1; /**< set if the hardware determined that the packet is a multi-cast */
uint64_t not_IP : 1; /**< set if the packet may not be IP (must be one in this case) */
uint64_t rcv_error : 1; /**< the receive interface hardware detected a receive error.
Failure indicated in err_code below, decode:
- 1 = partial error: a packet was partially received, but internal
buffering / bandwidth was not adequate to receive the entire packet.
- 2 = jabber error: the RGMII packet was too large and is truncated.
- 3 = overrun error: the RGMII packet is longer than allowed and had
an FCS error.
- 4 = oversize error: the RGMII packet is longer than allowed.
- 5 = alignment error: the RGMII packet is not an integer number of bytes
and had an FCS error (100M and 10M only).
- 6 = fragment error: the RGMII packet is shorter than allowed and had an
FCS error.
- 7 = GMX FCS error: the RGMII packet had an FCS error.
- 8 = undersize error: the RGMII packet is shorter than allowed.
- 9 = extend error: the RGMII packet had an extend error.
- 10 = length mismatch error: the RGMII packet had a length that did not
match the length field in the L2 HDR.
- 11 = RGMII RX error/SPI4 DIP4 Error: the RGMII packet had one or more
data reception errors (RXERR) or the SPI4 packet had one or more DIP4
errors.
- 12 = RGMII skip error/SPI4 Abort Error: the RGMII packet was not large
enough to cover the skipped bytes or the SPI4 packet was terminated
with an About EOPS.
- 13 = RGMII nibble error/SPI4 Port NXA Error: the RGMII packet had a
studder error (data not repeated - 10/100M only) or the SPI4 packet
was sent to an NXA.
- 16 = FCS error: a SPI4.2 packet had an FCS error.
- 17 = Skip error: a packet was not large enough to cover the skipped bytes.
- 18 = L2 header malformed: the packet is not long enough to contain the L2 */
/* lower err_code = first-level descriptor of the work */
/* zero for packet submitted by hardware that isn't on the slow path */
uint64_t err_code : 8; /* type is cvmx_pip_err_t (union, so can't use directly */
} snoip;
struct
{
uint64_t bufs : 8; /**< HW sets this to the number of buffers used by this packet */
uint64_t unused : 8;
uint64_t vlan_valid : 1; /**< set to 1 if we found DSA/VLAN in the L2 */
uint64_t vlan_stacked : 1; /**< Set to 1 if the DSA/VLAN tag is stacked */
uint64_t unassigned : 1;
uint64_t vlan_cfi : 1; /**< HW sets to the DSA/VLAN CFI flag (valid when vlan_valid) */
uint64_t vlan_id :12; /**< HW sets to the DSA/VLAN_ID field (valid when vlan_valid) */
uint64_t port:12; /**< MAC/PIP port number. */
uint64_t unassigned2:4;
uint64_t software : 1; /**< reserved for software use, hardware will clear on packet creation */
uint64_t unassigned3 : 1;
uint64_t is_rarp : 1; /**< set if the hardware determined that the packet is rarp */
uint64_t is_arp : 1; /**< set if the hardware determined that the packet is arp */
uint64_t is_bcast : 1; /**< set if the hardware determined that the packet is a broadcast */
uint64_t is_mcast : 1; /**< set if the hardware determined that the packet is a multi-cast */
uint64_t not_IP : 1; /**< set if the packet may not be IP (must be one in this case) */
uint64_t rcv_error : 1; /**< the receive interface hardware detected a receive error.
Failure indicated in err_code below, decode:
- 1 = partial error: a packet was partially received, but internal
buffering / bandwidth was not adequate to receive the entire packet.
- 2 = jabber error: the RGMII packet was too large and is truncated.
- 3 = overrun error: the RGMII packet is longer than allowed and had
an FCS error.
- 4 = oversize error: the RGMII packet is longer than allowed.
- 5 = alignment error: the RGMII packet is not an integer number of bytes
and had an FCS error (100M and 10M only).
- 6 = fragment error: the RGMII packet is shorter than allowed and had an
FCS error.
- 7 = GMX FCS error: the RGMII packet had an FCS error.
- 8 = undersize error: the RGMII packet is shorter than allowed.
- 9 = extend error: the RGMII packet had an extend error.
- 10 = length mismatch error: the RGMII packet had a length that did not
match the length field in the L2 HDR.
- 11 = RGMII RX error/SPI4 DIP4 Error: the RGMII packet had one or more
data reception errors (RXERR) or the SPI4 packet had one or more DIP4
errors.
- 12 = RGMII skip error/SPI4 Abort Error: the RGMII packet was not large
enough to cover the skipped bytes or the SPI4 packet was terminated
with an About EOPS.
- 13 = RGMII nibble error/SPI4 Port NXA Error: the RGMII packet had a
studder error (data not repeated - 10/100M only) or the SPI4 packet
was sent to an NXA.
- 16 = FCS error: a SPI4.2 packet had an FCS error.
- 17 = Skip error: a packet was not large enough to cover the skipped bytes.
- 18 = L2 header malformed: the packet is not long enough to contain the L2 */
/* lower err_code = first-level descriptor of the work */
/* zero for packet submitted by hardware that isn't on the slow path */
uint64_t err_code : 8; /* type is cvmx_pip_err_t (union, so can't use directly */
} snoip_cn68xx;
struct
{
uint64_t bufs : 8; /**< HW sets this to the number of buffers used by this packet */
uint64_t unused : 8;
uint64_t vlan_valid : 1; /**< set to 1 if we found DSA/VLAN in the L2 */
uint64_t vlan_stacked : 1; /**< Set to 1 if the DSA/VLAN tag is stacked */
uint64_t unassigned : 1;
uint64_t vlan_cfi : 1; /**< HW sets to the DSA/VLAN CFI flag (valid when vlan_valid) */
uint64_t vlan_id :12; /**< HW sets to the DSA/VLAN_ID field (valid when vlan_valid) */
uint64_t pr : 4; /**< Ring Identifier (if PCIe). Requires PIP_GBL_CTL[RING_EN]=1 */
uint64_t unassigned2a :8;
uint64_t unassigned2 :4;
uint64_t software : 1; /**< reserved for software use, hardware will clear on packet creation */
uint64_t unassigned3 : 1;
uint64_t is_rarp : 1; /**< set if the hardware determined that the packet is rarp */
uint64_t is_arp : 1; /**< set if the hardware determined that the packet is arp */
uint64_t is_bcast : 1; /**< set if the hardware determined that the packet is a broadcast */
uint64_t is_mcast : 1; /**< set if the hardware determined that the packet is a multi-cast */
uint64_t not_IP : 1; /**< set if the packet may not be IP (must be one in this case) */
uint64_t rcv_error : 1; /**< the receive interface hardware detected a receive error.
Failure indicated in err_code below, decode:
- 1 = partial error: a packet was partially received, but internal
buffering / bandwidth was not adequate to receive the entire packet.
- 2 = jabber error: the RGMII packet was too large and is truncated.
- 3 = overrun error: the RGMII packet is longer than allowed and had
an FCS error.
- 4 = oversize error: the RGMII packet is longer than allowed.
- 5 = alignment error: the RGMII packet is not an integer number of bytes
and had an FCS error (100M and 10M only).
- 6 = fragment error: the RGMII packet is shorter than allowed and had an
FCS error.
- 7 = GMX FCS error: the RGMII packet had an FCS error.
- 8 = undersize error: the RGMII packet is shorter than allowed.
- 9 = extend error: the RGMII packet had an extend error.
- 10 = length mismatch error: the RGMII packet had a length that did not
match the length field in the L2 HDR.
- 11 = RGMII RX error/SPI4 DIP4 Error: the RGMII packet had one or more
data reception errors (RXERR) or the SPI4 packet had one or more DIP4
errors.
- 12 = RGMII skip error/SPI4 Abort Error: the RGMII packet was not large
enough to cover the skipped bytes or the SPI4 packet was terminated
with an About EOPS.
- 13 = RGMII nibble error/SPI4 Port NXA Error: the RGMII packet had a
studder error (data not repeated - 10/100M only) or the SPI4 packet
was sent to an NXA.
- 16 = FCS error: a SPI4.2 packet had an FCS error.
- 17 = Skip error: a packet was not large enough to cover the skipped bytes.
- 18 = L2 header malformed: the packet is not long enough to contain the L2 */
/* lower err_code = first-level descriptor of the work */
/* zero for packet submitted by hardware that isn't on the slow path */
uint64_t err_code : 8; /* type is cvmx_pip_err_t (union, so can't use directly */
} snoip_cn38xx;
} cvmx_pip_wqe_word2_t;
typedef union {
struct {
/**
* raw chksum result generated by the HW
*/
uint16_t hw_chksum;
/**
* Field unused by hardware - available for software
*/
uint8_t unused;
/**
* Next pointer used by hardware for list maintenance.
* May be written/read by HW before the work queue
* entry is scheduled to a PP (Only 36 bits used in
* Octeon 1)
*/
uint64_t next_ptr : 40;
} cn38xx;
struct {
uint64_t l4ptr:8; /* 56..63 */
uint64_t unused0:8; /* 48..55 */
uint64_t l3ptr:8; /* 40..47 */
uint64_t l2ptr:8; /* 32..39 */
uint64_t unused1:18; /* 14..31 */
uint64_t bpid:6; /* 8..13 */
uint64_t unused2:2; /* 6..7 */
uint64_t pknd:6; /* 0..5 */
} cn68xx;
} cvmx_pip_wqe_word0_t;
typedef union {
uint64_t u64;
cvmx_pip_wqe_word0_t pip;
struct {
uint64_t unused:24;
uint64_t next_ptr:40; /* on cn68xx this is unused as well */
} raw;
} cvmx_wqe_word0_t;
typedef union {
uint64_t u64;
struct {
uint64_t len:16;
uint64_t varies:14;
/**
* the type of the tag (ORDERED, ATOMIC, NULL)
*/
cvmx_pow_tag_type_t tag_type:2;
uint64_t tag:32;
} s;
struct {
uint64_t len:16;
uint64_t zero_0:1;
/**
* HW sets this to what it thought the priority of the input packet was
*/
uint64_t qos:3;
uint64_t zero_1:1;
/**
* the group that the work queue entry will be scheduled to
*/
uint64_t grp:6;
uint64_t zero_2:3;
cvmx_pow_tag_type_t tag_type:2;
uint64_t tag:32;
} cn68xx;
struct {
uint64_t len:16;
/**
* HW sets this to input physical port
*/
uint64_t ipprt:6;
/**
* HW sets this to what it thought the priority of the input packet was
*/
uint64_t qos:3;
/**
* the group that the work queue entry will be scheduled to
*/
uint64_t grp:4;
uint64_t zero_2:1;
cvmx_pow_tag_type_t tag_type:2;
uint64_t tag:32;
} cn38xx;
} cvmx_wqe_word1_t;
/**
* Work queue entry format
*
* must be 8-byte aligned
*/
typedef struct
{
/*****************************************************************
* WORD 0
* HW WRITE: the following 64 bits are filled by HW when a packet arrives
*/
cvmx_wqe_word0_t word0;
/*****************************************************************
* WORD 1
* HW WRITE: the following 64 bits are filled by HW when a packet arrives
*/
cvmx_wqe_word1_t word1;
/**
* WORD 2
* HW WRITE: the following 64-bits are filled in by hardware when a packet arrives
* This indicates a variety of status and error conditions.
*/
cvmx_pip_wqe_word2_t word2;
/**
* Pointer to the first segment of the packet.
*/
cvmx_buf_ptr_t packet_ptr;
/**
* HW WRITE: octeon will fill in a programmable amount from the
* packet, up to (at most, but perhaps less) the amount
* needed to fill the work queue entry to 128 bytes
* If the packet is recognized to be IP, the hardware starts (except that
* the IPv4 header is padded for appropriate alignment) writing here where
* the IP header starts.
* If the packet is not recognized to be IP, the hardware starts writing
* the beginning of the packet here.
*/
uint8_t packet_data[96];
/**
* If desired, SW can make the work Q entry any length. For the
* purposes of discussion here, Assume 128B always, as this is all that
* the hardware deals with.
*
*/
} CVMX_CACHE_LINE_ALIGNED cvmx_wqe_t;
static inline int cvmx_wqe_get_port(cvmx_wqe_t *work)
{
int port;
if (octeon_has_feature(OCTEON_FEATURE_CN68XX_WQE))
port = work->word2.s_cn68xx.port;
else
port = work->word1.cn38xx.ipprt;
return port;
}
static inline void cvmx_wqe_set_port(cvmx_wqe_t *work, int port)
{
if (octeon_has_feature(OCTEON_FEATURE_CN68XX_WQE))
port = work->word2.s_cn68xx.port = port;
else
port = work->word1.cn38xx.ipprt = port;
}
static inline int cvmx_wqe_get_grp(cvmx_wqe_t *work)
{
int grp;
if (octeon_has_feature(OCTEON_FEATURE_CN68XX_WQE))
grp = work->word1.cn68xx.grp;
else
grp = work->word1.cn38xx.grp;
return grp;
}
static inline void cvmx_wqe_set_grp(cvmx_wqe_t *work, int grp)
{
if (octeon_has_feature(OCTEON_FEATURE_CN68XX_WQE))
work->word1.cn68xx.grp = grp;
else
work->word1.cn38xx.grp = grp;
}
static inline int cvmx_wqe_get_qos(cvmx_wqe_t *work)
{
int qos;
if (octeon_has_feature(OCTEON_FEATURE_CN68XX_WQE))
qos = work->word1.cn68xx.qos;
else
qos = work->word1.cn38xx.qos;
return qos;
}
static inline void cvmx_wqe_set_qos(cvmx_wqe_t *work, int qos)
{
if (octeon_has_feature(OCTEON_FEATURE_CN68XX_WQE))
work->word1.cn68xx.qos = qos;
else
work->word1.cn38xx.qos = qos;
}
static inline int cvmx_wqe_get_len(cvmx_wqe_t *work)
{
int len;
if (octeon_has_feature(OCTEON_FEATURE_CN68XX_WQE))
len = work->word1.cn68xx.len;
else
len = work->word1.cn38xx.len;
return len;
}
static inline void cvmx_wqe_set_len(cvmx_wqe_t *work, int len)
{
if (octeon_has_feature(OCTEON_FEATURE_CN68XX_WQE))
work->word1.cn68xx.len = len;
else
work->word1.cn38xx.len = len;
}
static inline uint32_t cvmx_wqe_get_tag(cvmx_wqe_t *work)
{
return work->word1.s.tag;
}
static inline void cvmx_wqe_set_tag(cvmx_wqe_t *work, uint32_t tag)
{
work->word1.s.tag = tag;
}
static inline int cvmx_wqe_get_tt(cvmx_wqe_t *work)
{
return work->word1.s.tag_type;
}
static inline void cvmx_wqe_set_tt(cvmx_wqe_t *work, int tt)
{
if (octeon_has_feature(OCTEON_FEATURE_CN68XX_WQE))
{
work->word1.cn68xx.tag_type = (cvmx_pow_tag_type_t)tt;
work->word1.cn68xx.zero_2 = 0;
}
else
{
work->word1.cn38xx.tag_type = (cvmx_pow_tag_type_t)tt;
work->word1.cn38xx.zero_2 = 0;
}
}
static inline int cvmx_wqe_get_unused8(cvmx_wqe_t *work)
{
int len;
if (octeon_has_feature(OCTEON_FEATURE_CN68XX_WQE))
len = work->word0.pip.cn68xx.unused1;
else
len = work->word0.pip.cn38xx.unused;
return len;
}
static inline void cvmx_wqe_set_unused8(cvmx_wqe_t *work, int v)
{
if (octeon_has_feature(OCTEON_FEATURE_CN68XX_WQE))
work->word0.pip.cn68xx.unused1 = v;
else
work->word0.pip.cn38xx.unused = v;
}
#ifdef __cplusplus
}
#endif
#endif /* __CVMX_WQE_H__ */