misc/109736: FreeBSD sysinstall from CD can't find & mount NEC AD-7170S SATA DVD-RW

[Tommy]

>Number:         109736
>Category:       misc
>Synopsis:       FreeBSD sysinstall from CD can't find & mount NEC AD-7170S SATA DVD-RW
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Thu Mar 01 23:50:02 GMT 2007
>Closed-Date:
>Last-Modified:
>Originator:     Tommy
>Release:        6.2-Stable-amd64, 7.0-CURRENT-200702-amd64
>Organization:
>Environment:
>Description:
FreeBSD 6.2/7.0 sysinstall from CD can't find & mount NEC AD-7170S SATA DVD+-RW
it boots FreeBSD right up to media > CD/DVD in sysinstall and fails to mount

the boot loader seams to load fine, it says it found acd0 in bios

System
Abit AT8 (ATI RD480+ULI 1575)
AMD Athlon 64 X2 3800+ 
OCZ EL DDR PC-4000 Gold GX XTC 2GB Dual Channel 
PowerColor Radeon X1800 XT 512MB 
1x WDC Raptor 74GB 10,000RPM, 16MB, NCQ, SATA 1.5Gp/s 
2x Seagate Barracuda 7200.10 320GB, 7200RPM, 16MB, NCQ, SATA 3Gp/s 
NEC AD-7170S SATA DVD+-RW (Sony-NEC Optiarc)
BenQ FP937s+ (8ms) 
Realtek ALC882D (Dolby Digital Live) 
Hiper Type-R 580W
>How-To-Repeat:
boot freebsd 6.2+ cd with a NEC AD-7170S SATA Burner and try install FreeBSD 6.2+ from CD/DVD 
>Fix:

>Release-Note:
>Audit-Trail:
>Unformatted: