Altera SoCAL  16.0
The Altera SoC Abstraction Layer (SoCAL) API Reference Manual
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Register : spare_area_skip_bytes

Description

Spare area skip bytes

Register Layout

Bits Access Reset Description
[5:0] RW 0x0 ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE
[31:6] ??? 0x0 UNDEFINED

Field : value

Number of bytes to skip from start of spare area before last ECC sector data starts. The bytes will be written with the value programmed in the spare_area_marker register. This register could be potentially used to preserve the bad block marker in the spare area by marking it good. The default value is zero which means no bytes will be skipped and last ECC sector will start from the beginning of spare area.

Field Access Macros:

#define ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE_LSB   0
 
#define ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE_MSB   5
 
#define ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE_WIDTH   6
 
#define ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE_SET_MSK   0x0000003f
 
#define ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE_CLR_MSK   0xffffffc0
 
#define ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE_RESET   0x0
 
#define ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE_GET(value)   (((value) & 0x0000003f) >> 0)
 
#define ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE_SET(value)   (((value) << 0) & 0x0000003f)
 

Data Structures

struct  ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_s
 

Macros

#define ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_OFST   0x230
 

Typedefs

typedef struct
ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_s 
ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_t
 

Data Structure Documentation

struct ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_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_NAND_CFG_SPARE_AREA_SKIP_BYTES.

Data Fields
uint32_t value: 6 ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE
uint32_t __pad0__: 26 UNDEFINED

Macro Definitions

#define ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE_LSB   0

The Least Significant Bit (LSB) position of the ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE register field.

#define ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE_MSB   5

The Most Significant Bit (MSB) position of the ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE register field.

#define ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE_WIDTH   6

The width in bits of the ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE register field.

#define ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE_SET_MSK   0x0000003f

The mask used to set the ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE register field value.

#define ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE_CLR_MSK   0xffffffc0

The mask used to clear the ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE register field value.

#define ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE_RESET   0x0

The reset value of the ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE register field.

#define ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE_GET (   value)    (((value) & 0x0000003f) >> 0)

Extracts the ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE field value from a register.

#define ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE_SET (   value)    (((value) << 0) & 0x0000003f)

Produces a ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_VALUE register field value suitable for setting the register.

#define ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES_OFST   0x230

The byte offset of the ALT_NAND_CFG_SPARE_AREA_SKIP_BYTES register from the beginning of the component.

Typedef Documentation