Re: cdrecord DMA speed too slow error on 6.0 BETA2

[Mayuresh <mayuresh%acm.org@localhost>]

On Sat, Jun 02, 2012 at 12:32:20PM -0500, Dave Huang wrote:
> >> What do the kernel boot messages (i.e., dmesg) have to say about your IDE 
> >> controller and DVD drive?
> There should be multiple lines about both of those... try grepping for 
> piixide0 and cd0 instead.

# dmesg | grep -e cd0 -e piixide0
piixide0 at pci0 dev 31 function 1: Intel 82801HBM IDE Controller (ICH8M)
(rev. 0x02)
piixide0: bus-master DMA support present
piixide0: primary channel configured to compatibility mode
piixide0: primary channel interrupting at ioapic0 pin 14
atabus0 at piixide0 channel 0
piixide0: secondary channel configured to compatibility mode
piixide0: secondary channel ignored (disabled)
cd0 at atapibus0 drive 0: <HL-DT-STCD-RW/DVD-ROM GCC-T10N, , A100> cdrom
removable
cd0: 32-bit data port
cd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 2 (Ultra/33)
cd0(piixide0:0:0): using PIO mode 4, Ultra-DMA mode 2 (Ultra/33) (using
DMA)

Mayuresh