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Altera SoCAL
16.0
The Altera SoC Abstraction Layer (SoCAL) API Reference Manual
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See Field descriptions
Register Layout
Bits | Access | Reset | Description |
---|---|---|---|
[0] | RW | 0x0 | Card Read Threshold Enable |
[15:1] | ??? | 0x0 | UNDEFINED |
[27:16] | RW | 0x0 | Card Read Threshold |
[31:28] | ??? | 0x0 | UNDEFINED |
Field : Card Read Threshold Enable - cardrdthren | ||||||||||
Host Controller initiates Read Transfer only if CardRdThreshold amount of space is available in receive FIFO. Field Enumeration Values:
Field Access Macros: | ||||||||||
#define | ALT_SDMMC_CARDTHRCTL_CARDRDTHREN_E_END 0x1 | |||||||||
#define | ALT_SDMMC_CARDTHRCTL_CARDRDTHREN_E_DISD 0x0 | |||||||||
#define | ALT_SDMMC_CARDTHRCTL_CARDRDTHREN_LSB 0 | |||||||||
#define | ALT_SDMMC_CARDTHRCTL_CARDRDTHREN_MSB 0 | |||||||||
#define | ALT_SDMMC_CARDTHRCTL_CARDRDTHREN_WIDTH 1 | |||||||||
#define | ALT_SDMMC_CARDTHRCTL_CARDRDTHREN_SET_MSK 0x00000001 | |||||||||
#define | ALT_SDMMC_CARDTHRCTL_CARDRDTHREN_CLR_MSK 0xfffffffe | |||||||||
#define | ALT_SDMMC_CARDTHRCTL_CARDRDTHREN_RESET 0x0 | |||||||||
#define | ALT_SDMMC_CARDTHRCTL_CARDRDTHREN_GET(value) (((value) & 0x00000001) >> 0) | |||||||||
#define | ALT_SDMMC_CARDTHRCTL_CARDRDTHREN_SET(value) (((value) << 0) & 0x00000001) | |||||||||
Field : Card Read Threshold - cardrdthreshold | |
Card Read Threshold size Field Access Macros: | |
#define | ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD_LSB 16 |
#define | ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD_MSB 27 |
#define | ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD_WIDTH 12 |
#define | ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD_SET_MSK 0x0fff0000 |
#define | ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD_CLR_MSK 0xf000ffff |
#define | ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD_RESET 0x0 |
#define | ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD_GET(value) (((value) & 0x0fff0000) >> 16) |
#define | ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD_SET(value) (((value) << 16) & 0x0fff0000) |
Data Structures | |
struct | ALT_SDMMC_CARDTHRCTL_s |
Macros | |
#define | ALT_SDMMC_CARDTHRCTL_OFST 0x100 |
Typedefs | |
typedef struct ALT_SDMMC_CARDTHRCTL_s | ALT_SDMMC_CARDTHRCTL_t |
struct ALT_SDMMC_CARDTHRCTL_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_CARDTHRCTL.
Data Fields | ||
---|---|---|
uint32_t | cardrdthren: 1 | Card Read Threshold Enable |
uint32_t | __pad0__: 15 | UNDEFINED |
uint32_t | cardrdthreshold: 12 | Card Read Threshold |
uint32_t | __pad1__: 4 | UNDEFINED |
#define ALT_SDMMC_CARDTHRCTL_CARDRDTHREN_E_END 0x1 |
Enumerated value for register field ALT_SDMMC_CARDTHRCTL_CARDRDTHREN
Card Read Threshold is enabled
#define ALT_SDMMC_CARDTHRCTL_CARDRDTHREN_E_DISD 0x0 |
Enumerated value for register field ALT_SDMMC_CARDTHRCTL_CARDRDTHREN
Card Read Threshold is disabled
#define ALT_SDMMC_CARDTHRCTL_CARDRDTHREN_LSB 0 |
The Least Significant Bit (LSB) position of the ALT_SDMMC_CARDTHRCTL_CARDRDTHREN register field.
#define ALT_SDMMC_CARDTHRCTL_CARDRDTHREN_MSB 0 |
The Most Significant Bit (MSB) position of the ALT_SDMMC_CARDTHRCTL_CARDRDTHREN register field.
#define ALT_SDMMC_CARDTHRCTL_CARDRDTHREN_WIDTH 1 |
The width in bits of the ALT_SDMMC_CARDTHRCTL_CARDRDTHREN register field.
#define ALT_SDMMC_CARDTHRCTL_CARDRDTHREN_SET_MSK 0x00000001 |
The mask used to set the ALT_SDMMC_CARDTHRCTL_CARDRDTHREN register field value.
#define ALT_SDMMC_CARDTHRCTL_CARDRDTHREN_CLR_MSK 0xfffffffe |
The mask used to clear the ALT_SDMMC_CARDTHRCTL_CARDRDTHREN register field value.
#define ALT_SDMMC_CARDTHRCTL_CARDRDTHREN_RESET 0x0 |
The reset value of the ALT_SDMMC_CARDTHRCTL_CARDRDTHREN register field.
#define ALT_SDMMC_CARDTHRCTL_CARDRDTHREN_GET | ( | value | ) | (((value) & 0x00000001) >> 0) |
Extracts the ALT_SDMMC_CARDTHRCTL_CARDRDTHREN field value from a register.
#define ALT_SDMMC_CARDTHRCTL_CARDRDTHREN_SET | ( | value | ) | (((value) << 0) & 0x00000001) |
Produces a ALT_SDMMC_CARDTHRCTL_CARDRDTHREN register field value suitable for setting the register.
#define ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD_LSB 16 |
The Least Significant Bit (LSB) position of the ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD register field.
#define ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD_MSB 27 |
The Most Significant Bit (MSB) position of the ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD register field.
#define ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD_WIDTH 12 |
The width in bits of the ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD register field.
#define ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD_SET_MSK 0x0fff0000 |
The mask used to set the ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD register field value.
#define ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD_CLR_MSK 0xf000ffff |
The mask used to clear the ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD register field value.
#define ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD_RESET 0x0 |
The reset value of the ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD register field.
#define ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD_GET | ( | value | ) | (((value) & 0x0fff0000) >> 16) |
Extracts the ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD field value from a register.
#define ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD_SET | ( | value | ) | (((value) << 16) & 0x0fff0000) |
Produces a ALT_SDMMC_CARDTHRCTL_CARDRDTHRESHOLD register field value suitable for setting the register.
#define ALT_SDMMC_CARDTHRCTL_OFST 0x100 |
The byte offset of the ALT_SDMMC_CARDTHRCTL register from the beginning of the component.
typedef struct ALT_SDMMC_CARDTHRCTL_s ALT_SDMMC_CARDTHRCTL_t |
The typedef declaration for register ALT_SDMMC_CARDTHRCTL.