No, U-Boot and OpenBSD is not on the same memory device.
U-Boot -> SPI Flash
OpenBSD and loader -> On the eMMC or the MicroSD
The SPI flash is an additional IC on the ROCK64 board. It's an EEPROM which communicates via the SPI interface.
The SPI flash is NOT the eMMC or MicroSD.
The description of the SPI interface
The description of an EEPROM
Sorry, for my adoption. But I think you didn't know what a SPI Flash is.
I have added an attachment where I have marked the SPI Flash on board.
U-Boot -> SPI Flash
OpenBSD and loader -> On the eMMC or the MicroSD
The SPI flash is an additional IC on the ROCK64 board. It's an EEPROM which communicates via the SPI interface.
The SPI flash is NOT the eMMC or MicroSD.
The description of the SPI interface
The description of an EEPROM
Sorry, for my adoption. But I think you didn't know what a SPI Flash is.
I have added an attachment where I have marked the SPI Flash on board.