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Altera SoCAL
16.0
The Altera SoC Abstraction Layer (SoCAL) API Reference Manual
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Scratchpad Register
Register Layout
Bits | Access | Reset | Description |
---|---|---|---|
[7:0] | RW | 0x0 | ALT_UART_SCR_SCR |
[31:8] | R | 0x0 | ALT_UART_SCR_RSVD_SCR_31TO8 |
Field : scr | |
This register is for programmers to use as a temporary storage space. It has no defined purpose in the DW_apb_uart. Field Access Macros: | |
#define | ALT_UART_SCR_SCR_LSB 0 |
#define | ALT_UART_SCR_SCR_MSB 7 |
#define | ALT_UART_SCR_SCR_WIDTH 8 |
#define | ALT_UART_SCR_SCR_SET_MSK 0x000000ff |
#define | ALT_UART_SCR_SCR_CLR_MSK 0xffffff00 |
#define | ALT_UART_SCR_SCR_RESET 0x0 |
#define | ALT_UART_SCR_SCR_GET(value) (((value) & 0x000000ff) >> 0) |
#define | ALT_UART_SCR_SCR_SET(value) (((value) << 0) & 0x000000ff) |
Field : rsvd_scr_31to8 | |
Reserved bits [31:8] - Read Only Field Access Macros: | |
#define | ALT_UART_SCR_RSVD_SCR_31TO8_LSB 8 |
#define | ALT_UART_SCR_RSVD_SCR_31TO8_MSB 31 |
#define | ALT_UART_SCR_RSVD_SCR_31TO8_WIDTH 24 |
#define | ALT_UART_SCR_RSVD_SCR_31TO8_SET_MSK 0xffffff00 |
#define | ALT_UART_SCR_RSVD_SCR_31TO8_CLR_MSK 0x000000ff |
#define | ALT_UART_SCR_RSVD_SCR_31TO8_RESET 0x0 |
#define | ALT_UART_SCR_RSVD_SCR_31TO8_GET(value) (((value) & 0xffffff00) >> 8) |
#define | ALT_UART_SCR_RSVD_SCR_31TO8_SET(value) (((value) << 8) & 0xffffff00) |
Data Structures | |
struct | ALT_UART_SCR_s |
Macros | |
#define | ALT_UART_SCR_RESET 0x00000000 |
#define | ALT_UART_SCR_OFST 0x1c |
#define | ALT_UART_SCR_ADDR(base) ALT_CAST(void *, (ALT_CAST(char *, (base)) + ALT_UART_SCR_OFST)) |
Typedefs | |
typedef struct ALT_UART_SCR_s | ALT_UART_SCR_t |
struct ALT_UART_SCR_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_UART_SCR.
Data Fields | ||
---|---|---|
uint32_t | scr: 8 | ALT_UART_SCR_SCR |
const uint32_t | rsvd_scr_31to8: 24 | ALT_UART_SCR_RSVD_SCR_31TO8 |
#define ALT_UART_SCR_SCR_LSB 0 |
The Least Significant Bit (LSB) position of the ALT_UART_SCR_SCR register field.
#define ALT_UART_SCR_SCR_MSB 7 |
The Most Significant Bit (MSB) position of the ALT_UART_SCR_SCR register field.
#define ALT_UART_SCR_SCR_WIDTH 8 |
The width in bits of the ALT_UART_SCR_SCR register field.
#define ALT_UART_SCR_SCR_SET_MSK 0x000000ff |
The mask used to set the ALT_UART_SCR_SCR register field value.
#define ALT_UART_SCR_SCR_CLR_MSK 0xffffff00 |
The mask used to clear the ALT_UART_SCR_SCR register field value.
#define ALT_UART_SCR_SCR_RESET 0x0 |
The reset value of the ALT_UART_SCR_SCR register field.
#define ALT_UART_SCR_SCR_GET | ( | value | ) | (((value) & 0x000000ff) >> 0) |
Extracts the ALT_UART_SCR_SCR field value from a register.
#define ALT_UART_SCR_SCR_SET | ( | value | ) | (((value) << 0) & 0x000000ff) |
Produces a ALT_UART_SCR_SCR register field value suitable for setting the register.
#define ALT_UART_SCR_RSVD_SCR_31TO8_LSB 8 |
The Least Significant Bit (LSB) position of the ALT_UART_SCR_RSVD_SCR_31TO8 register field.
#define ALT_UART_SCR_RSVD_SCR_31TO8_MSB 31 |
The Most Significant Bit (MSB) position of the ALT_UART_SCR_RSVD_SCR_31TO8 register field.
#define ALT_UART_SCR_RSVD_SCR_31TO8_WIDTH 24 |
The width in bits of the ALT_UART_SCR_RSVD_SCR_31TO8 register field.
#define ALT_UART_SCR_RSVD_SCR_31TO8_SET_MSK 0xffffff00 |
The mask used to set the ALT_UART_SCR_RSVD_SCR_31TO8 register field value.
#define ALT_UART_SCR_RSVD_SCR_31TO8_CLR_MSK 0x000000ff |
The mask used to clear the ALT_UART_SCR_RSVD_SCR_31TO8 register field value.
#define ALT_UART_SCR_RSVD_SCR_31TO8_RESET 0x0 |
The reset value of the ALT_UART_SCR_RSVD_SCR_31TO8 register field.
#define ALT_UART_SCR_RSVD_SCR_31TO8_GET | ( | value | ) | (((value) & 0xffffff00) >> 8) |
Extracts the ALT_UART_SCR_RSVD_SCR_31TO8 field value from a register.
#define ALT_UART_SCR_RSVD_SCR_31TO8_SET | ( | value | ) | (((value) << 8) & 0xffffff00) |
Produces a ALT_UART_SCR_RSVD_SCR_31TO8 register field value suitable for setting the register.
#define ALT_UART_SCR_RESET 0x00000000 |
The reset value of the ALT_UART_SCR register.
#define ALT_UART_SCR_OFST 0x1c |
The byte offset of the ALT_UART_SCR register from the beginning of the component.
#define ALT_UART_SCR_ADDR | ( | base | ) | ALT_CAST(void *, (ALT_CAST(char *, (base)) + ALT_UART_SCR_OFST)) |
The address of the ALT_UART_SCR register.
typedef struct ALT_UART_SCR_s ALT_UART_SCR_t |
The typedef declaration for register ALT_UART_SCR.