module

Used to disable signals from the FPGA fabric to individual HPS modules.
Module Instance Base Address Register Address
sysmgr 0xFFD08000 0xFFD08028

Offset: 0x28

Access: RW

Important: To prevent indeterminate system behavior, reserved areas of memory must not be accessed by software or hardware. Any area of the memory map that is not explicitly defined as a register space or accessible memory is considered reserved.
Bit Fields
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16

Reserved
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0

Reserved

sdmmc

RW 0x0

Reserved

emac_1

RW 0x0

emac_0

RW 0x0

spim_1

RW 0x0

spim_0

RW 0x0

module Fields

Bit Name Description Access Reset
5 sdmmc

Used to disable signals from the FPGA fabric to the HPS SD/MMC controller module.

Value Description
0x0 Disable signals from FPGA fabric to HPS SD/MMC controller module interface.
0x1 Enable signals from FPGA fabric to HPS SD/MMC controller module interface.
RW 0x0
3 emac_1

Used to disable signals from the FPGA fabric to the HPS EMAC1 module.

Value Description
0x0 Disable signals from FPGA fabric to HPS EMAC1 module interface.
0x1 Enable signals from FPGA fabric to HPS EMAC1 module interface.
RW 0x0
2 emac_0

Used to disable signals from the FPGA fabric to the HPS EMAC0 module.

Value Description
0x0 Disable signals from FPGA fabric to HPS EMAC0 module interface.
0x1 Enable signals from FPGA fabric to HPS EMAC0 module interface.
RW 0x0
1 spim_1

Used to disable signals from the FPGA fabric to the HPS SPIM1 module.

The array index corresponds to the SPI master module instance.

Value Description
0x0 Disable signals from FPGA fabric to HPS SPIM1 module interface.
0x1 Enable signals from FPGA fabric to HPS SPIM1 module interface.
RW 0x0
0 spim_0

Used to disable signals from the FPGA fabric to the HPS SPIM0 module.

The array index corresponds to the SPI master module instance.

Value Description
0x0 Disable signals from FPGA fabric to HPS SPIM0 module interface.
0x1 Enable signals from FPGA fabric to HPS SPIM0 module interface.
RW 0x0