![]() |
Altera SoCAL
16.0
The Altera SoC Abstraction Layer (SoCAL) API Reference Manual
|
Information used by bootrom to send specific reset command sequences to QSPI.
This register value gets reset only on a cold reset.
Below are the definisions used by bootrom
0xXXXXXX00: Don't software reset.
0xXXXXXX01: Send 0x66, 0x99 as reset command.
0xXXXXXX02: Send 0xFF as reset command.
0xXXXXXX03: Send TBA as reset command.
There is also a custom command for devices we don't know about yet.
0xXXXXZZ81: Send byte 0xZZ as reset command.
0xXXWWZZ82: Send byte 0xZZ, 0xWW as reset command.
0xYYWWZZ83: Send byte 0xZZ, 0xWW, 0xYY as reset command.
Register Layout
Bits | Access | Reset | Description |
---|---|---|---|
[31:0] | RW | 0x0 | Address |
Field : Address - value | |
Address for CPU1 to start executing at after coming out of reset. Field Access Macros: | |
#define | ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE_LSB 0 |
#define | ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE_MSB 31 |
#define | ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE_WIDTH 32 |
#define | ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE_SET_MSK 0xffffffff |
#define | ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE_CLR_MSK 0x00000000 |
#define | ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE_RESET 0x0 |
#define | ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE_GET(value) (((value) & 0xffffffff) >> 0) |
#define | ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE_SET(value) (((value) << 0) & 0xffffffff) |
Data Structures | |
struct | ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_s |
Macros | |
#define | ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_RESET 0x00000000 |
#define | ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_OFST 0x8 |
Typedefs | |
typedef struct ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_s | ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_t |
struct ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_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_ROMCODE_QSPI_RST_CMD.
Data Fields | ||
---|---|---|
uint32_t | value: 32 | Address |
#define ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE_LSB 0 |
The Least Significant Bit (LSB) position of the ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE register field.
#define ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE_MSB 31 |
The Most Significant Bit (MSB) position of the ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE register field.
#define ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE_WIDTH 32 |
The width in bits of the ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE register field.
#define ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE_SET_MSK 0xffffffff |
The mask used to set the ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE register field value.
#define ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE_CLR_MSK 0x00000000 |
The mask used to clear the ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE register field value.
#define ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE_RESET 0x0 |
The reset value of the ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE register field.
#define ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE_GET | ( | value | ) | (((value) & 0xffffffff) >> 0) |
Extracts the ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE field value from a register.
#define ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE_SET | ( | value | ) | (((value) << 0) & 0xffffffff) |
Produces a ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_VALUE register field value suitable for setting the register.
#define ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_RESET 0x00000000 |
The reset value of the ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD register.
#define ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD_OFST 0x8 |
The byte offset of the ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD register from the beginning of the component.
The typedef declaration for register ALT_SYSMGR_ROM_ROMCODE_QSPI_RST_CMD.