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