Editing DVRP
Jump to navigation
Jump to search
The edit can be undone. Please check the comparison below to verify that this is what you want to do, and then publish the changes below to finish undoing the edit.
| Latest revision | Your text | ||
| Line 2: | Line 2: | ||
''[https://desrdev.github.io/dvrp.html Additional information (Memory Map etc.)]''<br/> | ''[https://desrdev.github.io/dvrp.html Additional information (Memory Map etc.)]''<br/> | ||
DVRP (short for Digital Video Recording Processor / DVR Processor) is a co-processor found in [[PSX]]-consoles. It is not used in any other PS2 consoles. | DVRP (short for Digital Video Recording Processor / DVR Processor) is a co-processor found in [[PSX]]-consoles. It is not used in any other PS2 consoles. | ||
The chip is a Fujitsu MB91302A of the Fujitsu FR60 family of microcontrollers. It is a 32 bit microprocessor running at up to 68 MHz. It has an | The chip is a Fujitsu MB91302A of the Fujitsu FR60 family of microcontrollers. It is a 32 bit microprocessor running at up to 68 MHz. It has an interal Mask-ROM, likely as a bootstrap, but most of its firmware is located on an external NOR-flash (Fujitsu MB85432BF). The firmware on the external flash is updatable. These updates are automatically performed during normal PSX firmware updates. | ||
On DESR-x000 and DESR-x100, a copy of the firmware image is stored at /hdd0/__system/xosd/packages/boot_0/DVRP_FIRMWARE.udm (missing on 1.06; file name can be different depending on the version). | On DESR-x000 and DESR-x100, a copy of the firmware image is stored at /hdd0/__system/xosd/packages/boot_0/DVRP_FIRMWARE.udm (missing on 1.06; file name can be different depending on the version). | ||