Based on stock firmware version: 0074
DQ77MK board has 12MiB bios, separated on two chips. (Next to the gray sata connector)
First part on 25Q64BVSIG chip (8MiB).
Second part on 25Q32BVSIG chip (4MiB).
How modifications made:
- Bios reset to defaults
- Dump two chips (CH341A Pro)
- Appended bios parts via hex editor (HxD) (first part starts with FF FF FF…)
- Modifications
4.1. Aded NVME module NvmExpressDxe_5.ffs (UEFITool)
4.2. Updated GOP (UBU)
4.3. Disabled Intel ME (me_cleaner) (“NOME” suffix)
4.4. Updated RST EFI, OROM (UBU)
4.5. Updated LAN drivers UNDI, Boot Agent (UBU_v1.79.2.1) - Splited to two parts via hex editor (HxD)
- Flashing modified bios parts (CH341A Pro)
Tested with:
- CPU: i7-3770T
- NVME: Samsung PM991a 256GB
Downloads:
First: DQ77MK_F_NVME_GOP_RST_LAN.rom
Second: DQ77MK_S_NVME_GOP_RST_LAN.rom
DQ77MK_NVME_GOP_RST_LAN.zip (6.7 MB)
First: DQ77MK_F_NVME_GOP_RST_LAN_NOME.rom
Second: DQ77MK_S_NVME_GOP_RST_LAN_NOME.rom
DQ77MK_NVME_GOP_RST_LAN_NOME.zip (6.7 MB)
First: DQ77MK_F_NVME_GOP.rom
Second: DQ77MK_S_NVME_GOP.rom
DQ77MK_NVME_GOP.zip (6.6 MB)
First: DQ77MK_F_NVME_GOP_NOME.rom
Second: DQ77MK_S_NVME_GOP_NOME.rom
DQ77MK_NVME_GOP_NOME.zip (6.6 MB)