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Altera SoCAL
16.0
The Altera SoC Abstraction Layer (SoCAL) API Reference Manual
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These registers are used to store handoff infomation between the preloader and the OS. These 8 registers can be used to store any information. The contents of these registers have no impact on the state of the HPS hardware.
A total of 8 x 32 bit registers for Second State Boot Loader handoff
Reset only on a cold reset.
Register Layout
Bits | Access | Reset | Description |
---|---|---|---|
[31:0] | RW | 0x0 | ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF |
Field : isw_handoff | |
Field Access Macros: | |
#define | ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF_LSB 0 |
#define | ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF_MSB 31 |
#define | ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF_WIDTH 32 |
#define | ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF_SET_MSK 0xffffffff |
#define | ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF_CLR_MSK 0x00000000 |
#define | ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF_RESET 0x0 |
#define | ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF_GET(value) (((value) & 0xffffffff) >> 0) |
#define | ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF_SET(value) (((value) << 0) & 0xffffffff) |
Data Structures | |
struct | ALT_SYSMGR_ROM_ISW_HANDOFF_s |
Macros | |
#define | ALT_SYSMGR_ROM_ISW_HANDOFF_RESET 0x00000000 |
#define | ALT_SYSMGR_ROM_ISW_HANDOFF_OFST 0x30 |
Typedefs | |
typedef struct ALT_SYSMGR_ROM_ISW_HANDOFF_s | ALT_SYSMGR_ROM_ISW_HANDOFF_t |
struct ALT_SYSMGR_ROM_ISW_HANDOFF_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_ROM_ISW_HANDOFF.
Data Fields | ||
---|---|---|
uint32_t | isw_handoff: 32 | ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF |
#define ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF_LSB 0 |
The Least Significant Bit (LSB) position of the ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF register field.
#define ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF_MSB 31 |
The Most Significant Bit (MSB) position of the ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF register field.
#define ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF_WIDTH 32 |
The width in bits of the ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF register field.
#define ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF_SET_MSK 0xffffffff |
The mask used to set the ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF register field value.
#define ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF_CLR_MSK 0x00000000 |
The mask used to clear the ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF register field value.
#define ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF_RESET 0x0 |
The reset value of the ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF register field.
#define ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF_GET | ( | value | ) | (((value) & 0xffffffff) >> 0) |
Extracts the ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF field value from a register.
#define ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF_SET | ( | value | ) | (((value) << 0) & 0xffffffff) |
Produces a ALT_SYSMGR_ROM_ISW_HANDOFF_ISW_HANDOFF register field value suitable for setting the register.
#define ALT_SYSMGR_ROM_ISW_HANDOFF_RESET 0x00000000 |
The reset value of the ALT_SYSMGR_ROM_ISW_HANDOFF register.
#define ALT_SYSMGR_ROM_ISW_HANDOFF_OFST 0x30 |
The byte offset of the ALT_SYSMGR_ROM_ISW_HANDOFF register from the beginning of the component.
typedef struct ALT_SYSMGR_ROM_ISW_HANDOFF_s ALT_SYSMGR_ROM_ISW_HANDOFF_t |
The typedef declaration for register ALT_SYSMGR_ROM_ISW_HANDOFF.