
Originally Posted by
pino-silvaggio
Asus updated their BIOS for g752vt and now support AHCI. I guess g752vy will be next.Linux should now be able to see the drives.
But it also should see it in IRST Raid mode. I fiddled with this and it seems disconnecting NVME SSD physically from laptop and linux sees the HDD and internal cd drive right away.
With SSD connected and Raid mode in BIOS. There are Samsung 950Pro and HGST HTS721010A9E630 and TSSTcorp CDDVDW SU-228GB connected to IRST Raid in JBOD mode, the Samsung 950Pro does not get detected!
1. Open terminal.
2. su [enter]
3. mdadm --detail-platform
Platform : Intel(R) Rapid Storage Technology
Version : 14.8.0.2377
RAID Levels :
Chunk Sizes : 4k 8k 16k 32k 64k 128k
2TB volumes : supported
2TB disks : supported
Max Disks : 7
Max Volumes : 2 per array, 4 per controller
I/O Controller : /sys/devices/pci0000:00/0000:00:17.0 (SATA)
Port0 : - no device attached -
Port1 : - no device attached - <= should see drives here, but none are present, which is total screwup by ASUS.
Problems with ata driver from dmesg:
Code:
[ 9.206647] ata2.00: qc timeout (cmd 0xa1)
[ 9.206655] ata2.00: failed to IDENTIFY (I/O error, err_mask=0x4)
[ 9.206670] ata1.00: qc timeout (cmd 0xef)
[ 9.206677] ata1.00: failed to enable AA (error_mask=0x4)
[ 9.517319] ata1: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
[ 9.517343] ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
[ 9.520588] ata1.00: ATA-8: HGST HTS721010A9E630, JB0OA3J0, max UDMA/133
[ 9.520592] ata1.00: 1953525168 sectors, multi 16: LBA48 NCQ (depth 31/32)
[ 19.958671] ata2.00: qc timeout (cmd 0xa1)
[ 19.958679] ata2.00: failed to IDENTIFY (I/O error, err_mask=0x4)
[ 19.958682] ata2: limiting SATA link speed to 1.5 Gbps
[ 20.269167] ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
[ 25.590680] ata1.00: qc timeout (cmd 0x27)
[ 25.590687] ata1.00: failed to read native max address (err_mask=0x4)
[ 25.590689] ata1.00: HPA support seems broken, skipping HPA handling
[ 25.590691] ata1.00: revalidation failed (errno=-5)
[ 25.590741] ata1: limiting SATA link speed to 3.0 Gbps
[ 25.590743] ata1.00: limiting speed to UDMA/133IO3
[ 25.901171] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 320)
[ 40.950718] ata1.00: qc timeout (cmd 0xef)
[ 40.950724] ata1.00: failed to set xfermode (err_mask=0x4)
[ 40.950777] ata1.00: disabled
[ 40.950790] ata1: hard resetting link
[ 41.261221] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 320)
[ 41.261230] ata1: EH complete
[ 50.678741] ata2.00: qc timeout (cmd 0xa1)
[ 50.678749] ata2.00: failed to IDENTIFY (I/O error, err_mask=0x4)
[ 50.989249] ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
As you can see ata1 is HDD ata2 is probably NVME SSD or maybe cddrive but it is not getting detected due to above errors.
Now with disconnected NVME SSD:
Code:
root@live> mdadm --detail-platform
Platform : Intel(R) Rapid Storage Technology
Version : 14.8.0.2377
RAID Levels :
Chunk Sizes : 4k 8k 16k 32k 64k 128k
2TB volumes : supported
2TB disks : supported
Max Disks : 7
Max Volumes : 2 per array, 4 per controller
I/O Controller : /sys/devices/pci0000:00/0000:00:17.0 (SATA)
Port1 : - non-disk device (TSSTcorp CDDVDW SU-228GB) -
Port0 : /dev/sda (JR10004M09SMLF)
Now both HDD and cd drive are getting detected in RAID mode.
I know you can use AHCI with BIOS 2.11 up in linux,but if you do use dual boot with Windows you won't be able to install major
Windows updates like 1607 due to BSOD 0xc0000225 "winload.efi missing or corrupt". Believe me I have tried to do it. BIOS in G752vy does not properly present NVME SSD to the system.
One symptom of this is BIOS not showing the name of NVME SSD in F12 BootUp Menu, for SSD it will just display "Windows Boot Manager", but for HDD it will display "Windows Boot Manager PO:HGST HTS721010A9E630".
But in Raid mode you get both names for SSD and HDD in Boot Menu. Check it!
The G752 bios does not recognize the SSD in the proper way. Asus know about it, because I reported this problem many times to their support. Up to this day there is no fix. Windows
also has problems installing on this laptop when SSD is in. When you load a IRST RAID driver(old F6 option) in Windows Setup it will BSOD IRQ_NOT_LESS_OR_EQUAL or WATCHDOG_VIOLATON. So far ASUS support recomended, that I install from bootable usb and then install IRST RAID driver, because installing Windows from cddrive will casuse BSODs. Buy saying that, support admited they know about the problem, but I do not think support is doing anything to fix it.
Here is a report from ASUS-Samsung conference calling each other names and blaiming each other, because of that problem. But it is the problem with every NVME SSD and G752!
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