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Altera SoCAL
16.0
The Altera SoC Abstraction Layer (SoCAL) API Reference Manual
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Card Type Register
Register Layout
Bits | Access | Reset | Description |
---|---|---|---|
[0] | RW | 0x0 | ALT_SDMMC_CTYPE_CARD_WIDTH2 |
[15:1] | ??? | 0x0 | UNDEFINED |
[16] | RW | 0x0 | ALT_SDMMC_CTYPE_CARD_WIDTH1 |
[31:17] | ??? | 0x0 | UNDEFINED |
Field : card_width2 | ||||||||||
One bit per card indicates if card is 1-bit or 4-bit: 0-1-bit mode 1-4-bit mode Bit[15] corresponds to card[15], bit[0] corresponds to card[0]. Only NUM_CARDS*2 number of bits are implemented. Field Enumeration Values:
Field Access Macros: | ||||||||||
#define | ALT_SDMMC_CTYPE_CARD_WIDTH2_E_MOD1BIT 0x0 | |||||||||
#define | ALT_SDMMC_CTYPE_CARD_WIDTH2_E_MOD4BIT 0x1 | |||||||||
#define | ALT_SDMMC_CTYPE_CARD_WIDTH2_LSB 0 | |||||||||
#define | ALT_SDMMC_CTYPE_CARD_WIDTH2_MSB 0 | |||||||||
#define | ALT_SDMMC_CTYPE_CARD_WIDTH2_WIDTH 1 | |||||||||
#define | ALT_SDMMC_CTYPE_CARD_WIDTH2_SET_MSK 0x00000001 | |||||||||
#define | ALT_SDMMC_CTYPE_CARD_WIDTH2_CLR_MSK 0xfffffffe | |||||||||
#define | ALT_SDMMC_CTYPE_CARD_WIDTH2_RESET 0x0 | |||||||||
#define | ALT_SDMMC_CTYPE_CARD_WIDTH2_GET(value) (((value) & 0x00000001) >> 0) | |||||||||
#define | ALT_SDMMC_CTYPE_CARD_WIDTH2_SET(value) (((value) << 0) & 0x00000001) | |||||||||
Field : card_width1 | ||||||||||
One bit per card indicates if card is 8-bit: 0-Non 8-bit mode 1-8-bit mode Bit[31] corresponds to card[15]; bit[16] corresponds to card[0]. Field Enumeration Values:
Field Access Macros: | ||||||||||
#define | ALT_SDMMC_CTYPE_CARD_WIDTH1_E_NON8BIT 0x0 | |||||||||
#define | ALT_SDMMC_CTYPE_CARD_WIDTH1_E_MOD8BIT 0x1 | |||||||||
#define | ALT_SDMMC_CTYPE_CARD_WIDTH1_LSB 16 | |||||||||
#define | ALT_SDMMC_CTYPE_CARD_WIDTH1_MSB 16 | |||||||||
#define | ALT_SDMMC_CTYPE_CARD_WIDTH1_WIDTH 1 | |||||||||
#define | ALT_SDMMC_CTYPE_CARD_WIDTH1_SET_MSK 0x00010000 | |||||||||
#define | ALT_SDMMC_CTYPE_CARD_WIDTH1_CLR_MSK 0xfffeffff | |||||||||
#define | ALT_SDMMC_CTYPE_CARD_WIDTH1_RESET 0x0 | |||||||||
#define | ALT_SDMMC_CTYPE_CARD_WIDTH1_GET(value) (((value) & 0x00010000) >> 16) | |||||||||
#define | ALT_SDMMC_CTYPE_CARD_WIDTH1_SET(value) (((value) << 16) & 0x00010000) | |||||||||
Data Structures | |
struct | ALT_SDMMC_CTYPE_s |
Macros | |
#define | ALT_SDMMC_CTYPE_RESET 0x00000000 |
#define | ALT_SDMMC_CTYPE_OFST 0x18 |
Typedefs | |
typedef struct ALT_SDMMC_CTYPE_s | ALT_SDMMC_CTYPE_t |
struct ALT_SDMMC_CTYPE_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_CTYPE.
Data Fields | ||
---|---|---|
uint32_t | card_width2: 1 | ALT_SDMMC_CTYPE_CARD_WIDTH2 |
uint32_t | __pad0__: 15 | UNDEFINED |
uint32_t | card_width1: 1 | ALT_SDMMC_CTYPE_CARD_WIDTH1 |
uint32_t | __pad1__: 15 | UNDEFINED |
#define ALT_SDMMC_CTYPE_CARD_WIDTH2_E_MOD1BIT 0x0 |
Enumerated value for register field ALT_SDMMC_CTYPE_CARD_WIDTH2
1-bit mode
#define ALT_SDMMC_CTYPE_CARD_WIDTH2_E_MOD4BIT 0x1 |
Enumerated value for register field ALT_SDMMC_CTYPE_CARD_WIDTH2
4-bit mode
#define ALT_SDMMC_CTYPE_CARD_WIDTH2_LSB 0 |
The Least Significant Bit (LSB) position of the ALT_SDMMC_CTYPE_CARD_WIDTH2 register field.
#define ALT_SDMMC_CTYPE_CARD_WIDTH2_MSB 0 |
The Most Significant Bit (MSB) position of the ALT_SDMMC_CTYPE_CARD_WIDTH2 register field.
#define ALT_SDMMC_CTYPE_CARD_WIDTH2_WIDTH 1 |
The width in bits of the ALT_SDMMC_CTYPE_CARD_WIDTH2 register field.
#define ALT_SDMMC_CTYPE_CARD_WIDTH2_SET_MSK 0x00000001 |
The mask used to set the ALT_SDMMC_CTYPE_CARD_WIDTH2 register field value.
#define ALT_SDMMC_CTYPE_CARD_WIDTH2_CLR_MSK 0xfffffffe |
The mask used to clear the ALT_SDMMC_CTYPE_CARD_WIDTH2 register field value.
#define ALT_SDMMC_CTYPE_CARD_WIDTH2_RESET 0x0 |
The reset value of the ALT_SDMMC_CTYPE_CARD_WIDTH2 register field.
#define ALT_SDMMC_CTYPE_CARD_WIDTH2_GET | ( | value | ) | (((value) & 0x00000001) >> 0) |
Extracts the ALT_SDMMC_CTYPE_CARD_WIDTH2 field value from a register.
#define ALT_SDMMC_CTYPE_CARD_WIDTH2_SET | ( | value | ) | (((value) << 0) & 0x00000001) |
Produces a ALT_SDMMC_CTYPE_CARD_WIDTH2 register field value suitable for setting the register.
#define ALT_SDMMC_CTYPE_CARD_WIDTH1_E_NON8BIT 0x0 |
Enumerated value for register field ALT_SDMMC_CTYPE_CARD_WIDTH1
Non 8-bit mode
#define ALT_SDMMC_CTYPE_CARD_WIDTH1_E_MOD8BIT 0x1 |
Enumerated value for register field ALT_SDMMC_CTYPE_CARD_WIDTH1
8-bit mode
#define ALT_SDMMC_CTYPE_CARD_WIDTH1_LSB 16 |
The Least Significant Bit (LSB) position of the ALT_SDMMC_CTYPE_CARD_WIDTH1 register field.
#define ALT_SDMMC_CTYPE_CARD_WIDTH1_MSB 16 |
The Most Significant Bit (MSB) position of the ALT_SDMMC_CTYPE_CARD_WIDTH1 register field.
#define ALT_SDMMC_CTYPE_CARD_WIDTH1_WIDTH 1 |
The width in bits of the ALT_SDMMC_CTYPE_CARD_WIDTH1 register field.
#define ALT_SDMMC_CTYPE_CARD_WIDTH1_SET_MSK 0x00010000 |
The mask used to set the ALT_SDMMC_CTYPE_CARD_WIDTH1 register field value.
#define ALT_SDMMC_CTYPE_CARD_WIDTH1_CLR_MSK 0xfffeffff |
The mask used to clear the ALT_SDMMC_CTYPE_CARD_WIDTH1 register field value.
#define ALT_SDMMC_CTYPE_CARD_WIDTH1_RESET 0x0 |
The reset value of the ALT_SDMMC_CTYPE_CARD_WIDTH1 register field.
#define ALT_SDMMC_CTYPE_CARD_WIDTH1_GET | ( | value | ) | (((value) & 0x00010000) >> 16) |
Extracts the ALT_SDMMC_CTYPE_CARD_WIDTH1 field value from a register.
#define ALT_SDMMC_CTYPE_CARD_WIDTH1_SET | ( | value | ) | (((value) << 16) & 0x00010000) |
Produces a ALT_SDMMC_CTYPE_CARD_WIDTH1 register field value suitable for setting the register.
#define ALT_SDMMC_CTYPE_RESET 0x00000000 |
The reset value of the ALT_SDMMC_CTYPE register.
#define ALT_SDMMC_CTYPE_OFST 0x18 |
The byte offset of the ALT_SDMMC_CTYPE register from the beginning of the component.
typedef struct ALT_SDMMC_CTYPE_s ALT_SDMMC_CTYPE_t |
The typedef declaration for register ALT_SDMMC_CTYPE.