Altera SoCAL  16.0
The Altera SoC Abstraction Layer (SoCAL) API Reference Manual
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Register : Register 455 (Target Time Seconds Register) - gmacgrp_target_time_seconds

Description

The Target Time Seconds register, along with Target Time Nanoseconds register, is used to schedule an interrupt event (Register 458[1] when Advanced Timestamping is enabled; otherwise, TS interrupt bit in Register14[9]) when the system time exceeds the value programmed in these registers.

Register Layout

Bits Access Reset Description
[31:0] RW 0x0 Target Time Seconds Register

Field : Target Time Seconds Register - tstr

This register stores the time in seconds. When the timestamp value matches or exceeds both Target Timestamp registers, then based on Bits [6:5] of Register 459 (PPS Control Register), the MAC starts or stops the PPS signal output and generates an interrupt (if enabled).

Field Access Macros:

#define ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR_LSB   0
 
#define ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR_MSB   31
 
#define ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR_WIDTH   32
 
#define ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR_SET_MSK   0xffffffff
 
#define ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR_CLR_MSK   0x00000000
 
#define ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR_RESET   0x0
 
#define ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR_GET(value)   (((value) & 0xffffffff) >> 0)
 
#define ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR_SET(value)   (((value) << 0) & 0xffffffff)
 

Data Structures

struct  ALT_EMAC_GMAC_TGT_TIME_SECS_s
 

Macros

#define ALT_EMAC_GMAC_TGT_TIME_SECS_RESET   0x00000000
 
#define ALT_EMAC_GMAC_TGT_TIME_SECS_OFST   0x71c
 
#define ALT_EMAC_GMAC_TGT_TIME_SECS_ADDR(base)   ALT_CAST(void *, (ALT_CAST(char *, (base)) + ALT_EMAC_GMAC_TGT_TIME_SECS_OFST))
 

Typedefs

typedef struct
ALT_EMAC_GMAC_TGT_TIME_SECS_s 
ALT_EMAC_GMAC_TGT_TIME_SECS_t
 

Data Structure Documentation

struct ALT_EMAC_GMAC_TGT_TIME_SECS_s

WARNING: The C register and register group struct declarations are provided for convenience and illustrative purposes. They should, however, be used with caution as the C language standard provides no guarantees about the alignment or atomicity of device memory accesses. The recommended practice for writing hardware drivers is to use the SoCAL access macros and alt_read_word() and alt_write_word() functions.

The struct declaration for register ALT_EMAC_GMAC_TGT_TIME_SECS.

Data Fields
uint32_t tstr: 32 Target Time Seconds Register

Macro Definitions

#define ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR_LSB   0

The Least Significant Bit (LSB) position of the ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR register field.

#define ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR_MSB   31

The Most Significant Bit (MSB) position of the ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR register field.

#define ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR_WIDTH   32

The width in bits of the ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR register field.

#define ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR_SET_MSK   0xffffffff

The mask used to set the ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR register field value.

#define ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR_CLR_MSK   0x00000000

The mask used to clear the ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR register field value.

#define ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR_RESET   0x0

The reset value of the ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR register field.

#define ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR_GET (   value)    (((value) & 0xffffffff) >> 0)

Extracts the ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR field value from a register.

#define ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR_SET (   value)    (((value) << 0) & 0xffffffff)

Produces a ALT_EMAC_GMAC_TGT_TIME_SECS_TSTR register field value suitable for setting the register.

#define ALT_EMAC_GMAC_TGT_TIME_SECS_RESET   0x00000000

The reset value of the ALT_EMAC_GMAC_TGT_TIME_SECS register.

#define ALT_EMAC_GMAC_TGT_TIME_SECS_OFST   0x71c

The byte offset of the ALT_EMAC_GMAC_TGT_TIME_SECS register from the beginning of the component.

#define ALT_EMAC_GMAC_TGT_TIME_SECS_ADDR (   base)    ALT_CAST(void *, (ALT_CAST(char *, (base)) + ALT_EMAC_GMAC_TGT_TIME_SECS_OFST))

The address of the ALT_EMAC_GMAC_TGT_TIME_SECS register.

Typedef Documentation

The typedef declaration for register ALT_EMAC_GMAC_TGT_TIME_SECS.