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milan-avb: gptp: query CURRENT_DATA_SET for canonical is_grandmaster check

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hackerman-kl 2026-04-29 07:46:36 +02:00
parent c877ea4243
commit 55bb0b6a6a
2 changed files with 64 additions and 5 deletions
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8
src/modules/module-avb/gptp.h
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@ -25,6 +25,7 @@ extern "C" {
#define PTP_MGMT_ACTION_RESPONSE 2
#define PTP_TLV_TYPE_MGMT 0x0001
#define PTP_MGMT_ID_DEFAULT_DATA_SET 0x2000
#define PTP_MGMT_ID_CURRENT_DATA_SET 0x2001
#define PTP_MGMT_ID_PARENT_DATA_SET 0x2002
#define PTP_MGMT_ID_PORT_DATA_SET 0x2004
@ -91,6 +92,13 @@ struct ptp_default_data_set {
uint8_t reserved2;
} __attribute__((packed));
/* IEEE 1588-2008 Section 15.5.1.2 currentDS */
struct ptp_current_data_set {
uint16_t steps_removed_be;
int64_t offset_from_master_be;
int64_t mean_path_delay_be;
} __attribute__((packed));
/* IEEE 1588-2008 Section 15.5.1.4 portDS */
struct ptp_port_data_set {
uint8_t port_clock_identity[8];