![]() |
Altera SoCAL
16.0
The Altera SoC Abstraction Layer (SoCAL) API Reference Manual
|
Provides read/write access to data FIFO. Addresses 0x200 and above are mapped to the data FIFO. More than one address is mapped to data FIFO so that FIFO can be accessed using bursts.
Register Layout
Bits | Access | Reset | Description |
---|---|---|---|
[31:0] | RW | Unknown | FIFO Data |
Field : FIFO Data - value | |
Provides read/write access to data FIFO. Field Access Macros: | |
#define | ALT_SDMMC_DATA_VALUE_LSB 0 |
#define | ALT_SDMMC_DATA_VALUE_MSB 31 |
#define | ALT_SDMMC_DATA_VALUE_WIDTH 32 |
#define | ALT_SDMMC_DATA_VALUE_SET_MSK 0xffffffff |
#define | ALT_SDMMC_DATA_VALUE_CLR_MSK 0x00000000 |
#define | ALT_SDMMC_DATA_VALUE_RESET 0x0 |
#define | ALT_SDMMC_DATA_VALUE_GET(value) (((value) & 0xffffffff) >> 0) |
#define | ALT_SDMMC_DATA_VALUE_SET(value) (((value) << 0) & 0xffffffff) |
Data Structures | |
struct | ALT_SDMMC_DATA_s |
Macros | |
#define | ALT_SDMMC_DATA_RESET 0x00000000 |
#define | ALT_SDMMC_DATA_OFST 0x200 |
Typedefs | |
typedef struct ALT_SDMMC_DATA_s | ALT_SDMMC_DATA_t |
struct ALT_SDMMC_DATA_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_SDMMC_DATA.
Data Fields | ||
---|---|---|
uint32_t | value: 32 | FIFO Data |
#define ALT_SDMMC_DATA_VALUE_LSB 0 |
The Least Significant Bit (LSB) position of the ALT_SDMMC_DATA_VALUE register field.
#define ALT_SDMMC_DATA_VALUE_MSB 31 |
The Most Significant Bit (MSB) position of the ALT_SDMMC_DATA_VALUE register field.
#define ALT_SDMMC_DATA_VALUE_WIDTH 32 |
The width in bits of the ALT_SDMMC_DATA_VALUE register field.
#define ALT_SDMMC_DATA_VALUE_SET_MSK 0xffffffff |
The mask used to set the ALT_SDMMC_DATA_VALUE register field value.
#define ALT_SDMMC_DATA_VALUE_CLR_MSK 0x00000000 |
The mask used to clear the ALT_SDMMC_DATA_VALUE register field value.
#define ALT_SDMMC_DATA_VALUE_RESET 0x0 |
The reset value of the ALT_SDMMC_DATA_VALUE register field is UNKNOWN.
#define ALT_SDMMC_DATA_VALUE_GET | ( | value | ) | (((value) & 0xffffffff) >> 0) |
Extracts the ALT_SDMMC_DATA_VALUE field value from a register.
#define ALT_SDMMC_DATA_VALUE_SET | ( | value | ) | (((value) << 0) & 0xffffffff) |
Produces a ALT_SDMMC_DATA_VALUE register field value suitable for setting the register.
#define ALT_SDMMC_DATA_RESET 0x00000000 |
The reset value of the ALT_SDMMC_DATA register.
#define ALT_SDMMC_DATA_OFST 0x200 |
The byte offset of the ALT_SDMMC_DATA register from the beginning of the component.
typedef struct ALT_SDMMC_DATA_s ALT_SDMMC_DATA_t |
The typedef declaration for register ALT_SDMMC_DATA.