Unfortunately, the file is quite different. I want to create an AHCI patched verson of 1. Here is the link: Do you already have an account? Nov 7, 2. Those three bytes used to be a function call to a function that would read a byte from the PCI configuration space register di , and return the result in cl.

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Nov 8, 5.

What am I missing? Unfortunately, the file is quite different. 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.

Intel Architecture Day. I did not experiment with the values of these bits except for toggling esat 6. The option ROM loads, correctly reports connected drives, and allows booting from them.

e-SATA terribly slow with JMicron JMB | [H]ard|Forum

Could you pass on exata link please of your setup? It could just be the other devices you’re using on the board are using up available bandwidth. Sign up using Email and Password. Here is the link: This changes mov cl, 0x02 to mov cl, 0x This seems to put the controller in AHCI mode.


windows 7 – eSATA hotswap using Jmicron JMB controller – Super User

The original bytes were e8 xx xxwhere e8 is the opcode for the CALL instruction, and the bit immediate operand is the relative branch target. Nov 7, 4. Email will not be published required.

By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service. Seems to take values of 0xc2 or 0x They seem important, causing PCI config register bits 0xed[5: BTW i am trying to set ide mode so i simply changed the 3 instances of b1 to 91 trying to put sata interface into legacy mode and set the checksum.

JMicron JMB363 Add-on Card AHCI mode

At this point in the code, register cl should contain the byte read from PCI configuration register 0xdf. What jmicrno the name of the jmicron drivers you downloaded?

The poster recommends using a 3rd-party software called HotSwap original linkbroken to enable this functionality. Can we get an update for firmware v1. I used the newest version of the option ROM 1.


The edits are in x86 machine code. Problems Only modifying register df[1: Does anyone have any other tips?

e-SATA terribly slow with JMicron JMB363

Only modifying register df[1: I have been using it for some time. The bytes b1 02 90 are two x86 instructions mov cl, 0x02; nop; See previous reply. Given my limited abilities to understand hex, I cannot locate where to apply the changes to.

As for me, I no longer have the card…. Therefore, I chose to set register df[6] to cause the option ROM to quit without detecting drives. Stephen 1 3 9.