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Altera SoCAL
16.0
The Altera SoC Abstraction Layer (SoCAL) API Reference Manual
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The PPS0 Interval register contains the number of units of sub-second increment value between the rising edges of PPS0 signal output (ptp_pps_o[0]).
Register Layout
Bits | Access | Reset | Description |
---|---|---|---|
[31:0] | RW | 0x0 | PPS0 Output Signal Interval |
Field : PPS0 Output Signal Interval - ppsint | |
These bits store the interval between the rising edges of PPS0 signal output in terms of units of sub-second increment value. You need to program one value less than the required interval. For example, if the PTP reference clock is 50 MHz (period of 20ns), and desired interval between rising edges of PPS0 signal output is 100ns (that is, five units of sub-second increment value), then you should program value 4 (5 -1) in this register. Field Access Macros: | |
#define | ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT_LSB 0 |
#define | ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT_MSB 31 |
#define | ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT_WIDTH 32 |
#define | ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT_SET_MSK 0xffffffff |
#define | ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT_CLR_MSK 0x00000000 |
#define | ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT_RESET 0x0 |
#define | ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT_GET(value) (((value) & 0xffffffff) >> 0) |
#define | ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT_SET(value) (((value) << 0) & 0xffffffff) |
Data Structures | |
struct | ALT_EMAC_GMAC_PPS0_INTERVAL_s |
Macros | |
#define | ALT_EMAC_GMAC_PPS0_INTERVAL_RESET 0x00000000 |
#define | ALT_EMAC_GMAC_PPS0_INTERVAL_OFST 0x760 |
#define | ALT_EMAC_GMAC_PPS0_INTERVAL_ADDR(base) ALT_CAST(void *, (ALT_CAST(char *, (base)) + ALT_EMAC_GMAC_PPS0_INTERVAL_OFST)) |
Typedefs | |
typedef struct ALT_EMAC_GMAC_PPS0_INTERVAL_s | ALT_EMAC_GMAC_PPS0_INTERVAL_t |
struct ALT_EMAC_GMAC_PPS0_INTERVAL_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_PPS0_INTERVAL.
Data Fields | ||
---|---|---|
uint32_t | ppsint: 32 | PPS0 Output Signal Interval |
#define ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT_LSB 0 |
The Least Significant Bit (LSB) position of the ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT register field.
#define ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT_MSB 31 |
The Most Significant Bit (MSB) position of the ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT register field.
#define ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT_WIDTH 32 |
The width in bits of the ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT register field.
#define ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT_SET_MSK 0xffffffff |
The mask used to set the ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT register field value.
#define ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT_CLR_MSK 0x00000000 |
The mask used to clear the ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT register field value.
#define ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT_RESET 0x0 |
The reset value of the ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT register field.
#define ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT_GET | ( | value | ) | (((value) & 0xffffffff) >> 0) |
Extracts the ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT field value from a register.
#define ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT_SET | ( | value | ) | (((value) << 0) & 0xffffffff) |
Produces a ALT_EMAC_GMAC_PPS0_INTERVAL_PPSINT register field value suitable for setting the register.
#define ALT_EMAC_GMAC_PPS0_INTERVAL_RESET 0x00000000 |
The reset value of the ALT_EMAC_GMAC_PPS0_INTERVAL register.
#define ALT_EMAC_GMAC_PPS0_INTERVAL_OFST 0x760 |
The byte offset of the ALT_EMAC_GMAC_PPS0_INTERVAL register from the beginning of the component.
#define ALT_EMAC_GMAC_PPS0_INTERVAL_ADDR | ( | base | ) | ALT_CAST(void *, (ALT_CAST(char *, (base)) + ALT_EMAC_GMAC_PPS0_INTERVAL_OFST)) |
The address of the ALT_EMAC_GMAC_PPS0_INTERVAL register.
typedef struct ALT_EMAC_GMAC_PPS0_INTERVAL_s ALT_EMAC_GMAC_PPS0_INTERVAL_t |
The typedef declaration for register ALT_EMAC_GMAC_PPS0_INTERVAL.