175 lines
3.2 KiB
C
Executable file
175 lines
3.2 KiB
C
Executable file
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __nosy_dump_h__
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#define __nosy_dump_h__
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#define array_length(array) (sizeof(array) / sizeof(array[0]))
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#define ACK_NO_ACK 0x0
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#define ACK_DONE(a) ((a >> 2) == 0)
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#define ACK_BUSY(a) ((a >> 2) == 1)
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#define ACK_ERROR(a) ((a >> 2) == 3)
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#include <stdint.h>
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struct phy_packet {
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uint32_t timestamp;
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union {
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struct {
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uint32_t zero:24;
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uint32_t phy_id:6;
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uint32_t identifier:2;
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} common, link_on;
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struct {
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uint32_t zero:16;
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uint32_t gap_count:6;
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uint32_t set_gap_count:1;
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uint32_t set_root:1;
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uint32_t root_id:6;
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uint32_t identifier:2;
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} phy_config;
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struct {
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uint32_t more_packets:1;
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uint32_t initiated_reset:1;
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uint32_t port2:2;
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uint32_t port1:2;
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uint32_t port0:2;
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uint32_t power_class:3;
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uint32_t contender:1;
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uint32_t phy_delay:2;
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uint32_t phy_speed:2;
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uint32_t gap_count:6;
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uint32_t link_active:1;
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uint32_t extended:1;
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uint32_t phy_id:6;
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uint32_t identifier:2;
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} self_id;
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struct {
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uint32_t more_packets:1;
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uint32_t reserved1:1;
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uint32_t porth:2;
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uint32_t portg:2;
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uint32_t portf:2;
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uint32_t porte:2;
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uint32_t portd:2;
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uint32_t portc:2;
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uint32_t portb:2;
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uint32_t porta:2;
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uint32_t reserved0:2;
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uint32_t sequence:3;
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uint32_t extended:1;
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uint32_t phy_id:6;
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uint32_t identifier:2;
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} ext_self_id;
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};
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uint32_t inverted;
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uint32_t ack;
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};
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#define TCODE_PHY_PACKET 0x10
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#define PHY_PACKET_CONFIGURATION 0x00
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#define PHY_PACKET_LINK_ON 0x01
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#define PHY_PACKET_SELF_ID 0x02
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struct link_packet {
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uint32_t timestamp;
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union {
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struct {
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uint32_t priority:4;
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uint32_t tcode:4;
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uint32_t rt:2;
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uint32_t tlabel:6;
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uint32_t destination:16;
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uint32_t offset_high:16;
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uint32_t source:16;
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uint32_t offset_low;
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} common;
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struct {
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uint32_t common[3];
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uint32_t crc;
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} read_quadlet;
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struct {
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uint32_t common[3];
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uint32_t data;
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uint32_t crc;
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} read_quadlet_response;
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struct {
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uint32_t common[3];
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uint32_t extended_tcode:16;
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uint32_t data_length:16;
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uint32_t crc;
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} read_block;
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struct {
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uint32_t common[3];
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uint32_t extended_tcode:16;
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uint32_t data_length:16;
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uint32_t crc;
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uint32_t data[0];
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/* crc and ack follows. */
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} read_block_response;
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struct {
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uint32_t common[3];
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uint32_t data;
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uint32_t crc;
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} write_quadlet;
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struct {
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uint32_t common[3];
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uint32_t extended_tcode:16;
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uint32_t data_length:16;
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uint32_t crc;
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uint32_t data[0];
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/* crc and ack follows. */
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} write_block;
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struct {
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uint32_t common[3];
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uint32_t crc;
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} write_response;
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struct {
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uint32_t common[3];
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uint32_t data;
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uint32_t crc;
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} cycle_start;
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struct {
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uint32_t sy:4;
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uint32_t tcode:4;
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uint32_t channel:6;
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uint32_t tag:2;
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uint32_t data_length:16;
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uint32_t crc;
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} iso_data;
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};
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};
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struct subaction {
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uint32_t ack;
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size_t length;
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struct list link;
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struct link_packet packet;
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};
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struct link_transaction {
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int request_node, response_node, tlabel;
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struct subaction *request, *response;
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struct list request_list, response_list;
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struct list link;
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};
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int decode_fcp(struct link_transaction *t);
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#endif /* __nosy_dump_h__ */
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