After installation is complete, Windows should ask to reboot. View More Photo Galleries. The bytes that were changed here are x86 code that reads the PCI configuration register and does something with the value. The option ROM loads, correctly reports connected drives, and allows booting from them. It seems like bits [1: I want to create an AHCI patched verson of 1. Please work with the latest bios and share it.

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Email will not be published required. If you are using the ports for the JMB instead of the JMB, the install process should still be the same but you have to make sure to enable the controller and select the appropriate mode in BIOS.

JMicron JMB Add-on Card AHCI mode « Blog

I have been using it for some time. What am I missing here. Hot-plugging the PCIe card never worked for me. Option ROM not enabled by setting df[6], so the disks are not bootable.

Which can be found here: I did not experiment with the values jmb3663 these bits except for toggling bit 6. Forums Posts Latest Posts.


JMicron JMB36X SATA Controller Driver Driver – TechSpot

I think what you want is to change b1 02 to b1 It would be great if you can test it. FTW3 Logo peel off. As for me, I no longer have the card….

Post as a guest Name. Super User works best with JavaScript enabled. Seems to take values of 0xc2 or 0x Sign up or log in Sign up using Google. The controller is a Jmicron JMB Any pointers would be appreciated.

I had some help from the option ROM release noteswhich gave some hints as to what the Imb363 config registers do or at least, supposed to do after being interpreted by the option ROM. Unfortunately, I do not know enough about hex editing to find where to patch. They seem important, causing PCI config register bits 0xed[5: I speculate its purpose is to disable the option ROM, allowing the main BIOS to set up the rest of the device configuration without interference.

I use a thermaltake dock, and I would like to swap in my backup drive sometimes to do images they take all day over USB. A JMicron-specific driver is available only for Windows. Actually, there is only one sata connexion, not two.

JMicron JMB363 Add-on Card AHCI mode

The sum of all bytes in the file should be 0x Can we get an update for firmware v1. Post Your Answer Discard By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies. Linux sets register 0x41 to 0xa1, while the option ROM will set it to 0xf1 or 0x Then install the driver and reboot when Windows requests.


With df[6] set, the option ROM does not detect any disks, despite spending several minutes. They certainly appear to be the same, I have replaced the orom inside the bios of the R3E and the device is now running in AHCI mode. If so, I would start with the first patched Aahci the one that sets df[1: Glad to hear you have the controller and drive up and running.