Bug 257356

Summary:	mrsas driver incorrectly sets up fast SATA drives to 150 mbyte/sec
Product:	Base System	Reporter:	Deyan <didomeister>
Component:	kern	Assignee:	freebsd-bugs (Nobody) <bugs>
Status:	New ---
Severity:	Affects Many People
Priority:	---
Version:	13.0-RELEASE
Hardware:	amd64
OS:	Any

Description Deyan 2021-07-23 14:17:33 UTC

PERC330 controller on a Dell PE T140 server:

AVAGO MegaRAID SAS FreeBSD mrsas driver version: 07.709.04.00-fbsd
mrsas0: <AVAGO Fury SAS Controller> port 0x2000-0x20ff mem 0x91b00000-0x91b0ffff,0x91a00000-0x91afffff irq 16 at device 0.0 on pci1
mrsas0: FW now in Ready state
mrsas0: Using MSI-X with 4 number of vectors
mrsas0: FW supports <96> MSIX vector,Online CPU 4 Current MSIX <4>
mrsas0: mrsas_init_adapter: sc->reply_q_depth 0x1e0,sc->request_alloc_sz 0x778, sc->reply_alloc_sz 0xf00,sc->io_frames_alloc_sz 0xf100
mrsas0: max sge: 0x46, max chain frame size: 0x400, max fw cmd: 0xef sc->chain_frames_alloc_sz: 0x3bc00
mrsas0: Issuing IOC INIT command to FW.
mrsas0: IOC INIT response received from FW.
mrsas0: System PD created target ID: 0x0
mrsas0: System PD created target ID: 0x1
mrsas0: System PD created target ID: 0x2
mrsas0: FW supports: UnevenSpanSupport=1

Disk info:
da0 at mrsas0 bus 1 scbus1 target 0 lun 0
da0: <ATA WDC WD2005FBYZ-0 RR09> Fixed Direct Access SPC-4 SCSI device
da0: Serial Number WD-WCC6N7HTFUUP
da0: 150.000MB/s transfers
da0: 1907729MB (3907029168 512 byte sectors)

Similar or same behavior has been reported with #235181 on fbsd 12.0 but it was not resolved.