At first boot windows installed drivers for this card which I didn’t want to do. Here is the link: I have two HDD conect. Hot-plugging the PCIe card never worked for me. Many thanks for the modded ROM. Find More Posts by Sanvean.

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JMicron JMB363 Add-on Card AHCI mode

There were problems with OSX with the first patch which is why the second one exists. Oata bytes that were changed here are x86 code that reads the PCI configuration register and does something with the value. My computer is dual boot, XP and Windows 7.

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JMicron JMB36X SATA Controller Driver Driver – TechSpot

Change three instances of b1 02 to b1 Unfortunately, the file is quite different. Trying to do that in the option ROM causes a several-minute hang during boot when jmb36c the option ROM again, seemingly waiting for a disk and giving upeven when a PATA disk is present. Can you work that changes at latest bios ver 1. Our forum is dedicated to helping you find support and solutions for any problems regarding your Windows 7 PC be it Dell, HP, Acer, Asus or a custom build.


Both ports on Motherboard. This changes mov cl, 0x02 to mov cl, 0x Please work with the latest bios and share it. We also provide an extensive Windows 7 tutorial section that covers a wide range of tips and tricks. Final configuration PATA not enabled because turning it on causes a hang during boot. I am replacing an Adaptec SA card.

Hard contgoller is SATA. I have two HDD conect.

Anyway, you can erase the flash chip, so that no option ROM is executed and the card is rendered non-bootable anymore. The option ROM loads, correctly reports connected drives, and allows booting from them.

I want to boot an ide hd from a jmb card. Which can be found here: They might be similar enough you could replace one with the other, but they also might not be. I am running Windows 7 pro x Any pointers would be appreciated. Hot-plugging the PCIe card never worked for me.

Seems to take values of 0xc2 or 0x Could you pass on a link please of your setup? This seems to put the controller in AHCI mode. Actually, there is conhroller one sata connexion, not two. Here is the link: I want to use latest bios because it will be better 1. The problems with configuration register 0x are more problematic.


From the CD it installed the driver but does not recognize any drives attached to the controller card. I used the newest version of the option ROM 1.

At first boot windows installed drivers for this card which I didn’t want to do. At this point in the code, register cl should contain the byte read from PCI configuration register 0xdf.