|
|
@ -239,8 +239,8 @@ bootloader image is at byte address 0 of SPI config FLASH, "golden"
|
|
|
|
bootloader image is at 0x140000 address on 45F chip but its location
|
|
|
|
bootloader image is at 0x140000 address on 45F chip but its location
|
|
|
|
varies on various sizes of FPGA 12/25/45/85F. At the last 256 bytes of
|
|
|
|
varies on various sizes of FPGA 12/25/45/85F. At the last 256 bytes of
|
|
|
|
FLASH are some special FPGA lattice boot state machine commands
|
|
|
|
FLASH are some special FPGA lattice boot state machine commands
|
|
|
|
(detailed meaning and format not yet known, it's like some primitive CPU assemlby)
|
|
|
|
(detailed meaning and format not yet known, it's like some primitive CPU
|
|
|
|
that setups and controls multiboot function.
|
|
|
|
assembly) that setups and controls multiboot function.
|
|
|
|
Try not to overwrite any of boot related areas with something
|
|
|
|
Try not to overwrite any of boot related areas with something
|
|
|
|
else otherwise US1 or JTAG recovery will be required.
|
|
|
|
else otherwise US1 or JTAG recovery will be required.
|
|
|
|
|
|
|
|
|
|
|
|