Altera SoCAL  16.0
The Altera SoC Abstraction Layer (SoCAL) API Reference Manual
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Register : Data Start Register - datastart

Description

Offset into On-chip RAM of the start of the region for CRC validation

Register Layout

Bits Access Reset Description
[15:0] RW 0x0 Data Start Offset
[31:16] ??? 0x0 UNDEFINED

Field : Data Start Offset - offset

Contains the byte offset into the On-chip RAM of the start of the On-chip RAM region for the warm boot CRC validation. The offset must be an integer multiple of 4 (i.e. aligned to a word). The Boot ROM code will set the top 16 bits to 0xFFFF and clear the bottom 2 bits.

Field Access Macros:

#define ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET_LSB   0
 
#define ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET_MSB   15
 
#define ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET_WIDTH   16
 
#define ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET_SET_MSK   0x0000ffff
 
#define ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET_CLR_MSK   0xffff0000
 
#define ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET_RESET   0x0
 
#define ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET_GET(value)   (((value) & 0x0000ffff) >> 0)
 
#define ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET_SET(value)   (((value) << 0) & 0x0000ffff)
 

Data Structures

struct  ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_s
 

Macros

#define ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFST   0x4
 
#define ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_ADDR(base)   ALT_CAST(void *, (ALT_CAST(char *, (base)) + ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFST))
 

Typedefs

typedef struct
ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_s 
ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_t
 

Data Structure Documentation

struct ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_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_SYSMGR_ROMCODE_WARMRAM_DATASTART.

Data Fields
uint32_t offset: 16 Data Start Offset
uint32_t __pad0__: 16 UNDEFINED

Macro Definitions

#define ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET_LSB   0

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

#define ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET_MSB   15

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

#define ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET_WIDTH   16

The width in bits of the ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET register field.

#define ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET_SET_MSK   0x0000ffff

The mask used to set the ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET register field value.

#define ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET_CLR_MSK   0xffff0000

The mask used to clear the ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET register field value.

#define ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET_RESET   0x0

The reset value of the ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET register field.

#define ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET_GET (   value)    (((value) & 0x0000ffff) >> 0)

Extracts the ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET field value from a register.

#define ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFFSET_SET (   value)    (((value) << 0) & 0x0000ffff)

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

#define ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFST   0x4

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

#define ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_ADDR (   base)    ALT_CAST(void *, (ALT_CAST(char *, (base)) + ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART_OFST))

The address of the ALT_SYSMGR_ROMCODE_WARMRAM_DATASTART register.

Typedef Documentation