my redhat 9 system hangs as soon as i play sound. my sound card is c-media 8738 on board is detected correctly. and module loaded is cmpci.
pls help.

Could you post the output of lspci, please?

Cheers--
Charles

here is output of lspci---->

00:00.0 Host bridge: Intel Corp. 82810E DC-133 GMCH [Graphics Memory Controller
Hub] (rev 03)
00:01.0 VGA compatible controller: Intel Corp. 82810E DC-133 CGC [Chipset Graphics Controller] (rev 03)
00:1e.0 PCI bridge: Intel Corp. 82801AA PCI Bridge (rev 02)
00:1f.0 ISA bridge: Intel Corp. 82801AA ISA Bridge (LPC) (rev 02)
00:1f.1 IDE interface: Intel Corp. 82801AA IDE (rev 02)
00:1f.2 USB Controller: Intel Corp. 82801AA USB (rev 02)
01:04.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL-8139/8139C/8139C+ (rev 10)
01:07.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL-8139/8139C/8139C+ (rev 10)
01:0a.0 Multimedia audio controller: C-Media Electronics Inc CM8738 (rev 10)

Sorry. I meant lspci -v

What you want to eliminate is the sound card using the same interrupt and memory as another pci device. They can use the same interrupt, but not both the same interrupt and memory location.

Check that out.

Cheers--
Charles

here is the output of lspci -v

00:00.0 Host bridge: Intel Corp. 82810E DC-133 GMCH [Graphics Memory Controller
Hub] (rev 03)
Subsystem: Elitegroup Computer Systems: Unknown device 0962
Flags: bus master, fast devsel, latency 0

00:01.0 VGA compatible controller: Intel Corp. 82810E DC-133 CGC [Chipset Graphics Controller] (rev 03) (prog-if 00 [VGA])
Subsystem: Elitegroup Computer Systems: Unknown device 0962
Flags: bus master, 66Mhz, medium devsel, latency 0, IRQ 11
Memory at d0000000 (32-bit, prefetchable) [size=64M]
Memory at d6000000 (32-bit, non-prefetchable) [size=512K]
Capabilities: [dc] Power Management version 1

00:1e.0 PCI bridge: Intel Corp. 82801AA PCI Bridge (rev 02) (prog-if 00 [Normal
decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=01, subordinate=01, sec-latency=32
I/O behind bridge: 0000c000-0000cfff
Memory behind bridge: d4000000-d5ffffff

00:1f.0 ISA bridge: Intel Corp. 82801AA ISA Bridge (LPC) (rev 02)
Flags: bus master, medium devsel, latency 0

00:1f.1 IDE interface: Intel Corp. 82801AA IDE (rev 02) (prog-if 80 [Master])
Subsystem: Intel Corp. 82801AA IDE
Flags: bus master, medium devsel, latency 0
I/O ports at f000 [size=16]

00:1f.2 USB Controller: Intel Corp. 82801AA USB (rev 02) (prog-if 00 [UHCI])
Subsystem: Intel Corp. 82801AA USB
Flags: bus master, medium devsel, latency 0, IRQ 9
I/O ports at d000 [size=32]

01:04.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL-8139/8139C/8139C+ (rev 10)
Subsystem: Compex FN22-3(A) LinxPRO Ethernet Adapter
Flags: bus master, medium devsel, latency 32, IRQ 11
I/O ports at c000 [size=256]
Memory at d5000000 (32-bit, non-prefetchable) [size=256]
Expansion ROM at <unassigned> [disabled] [size=64K]
Capabilities: [50] Power Management version 2

01:07.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL-8139/8139C/8139C+ (rev 10)
Subsystem: Realtek Semiconductor Co., Ltd. RT8139
Flags: bus master, medium devsel, latency 32, IRQ 5
I/O ports at c400 [size=256]
Memory at d5001000 (32-bit, non-prefetchable) [size=256]
Expansion ROM at <unassigned> [disabled] [size=64K]
Capabilities: [50] Power Management version 2

01:0a.0 Multimedia audio controller: C-Media Electronics Inc CM8738 (rev 10)
Subsystem: Elitegroup Computer Systems: Unknown device 0962
Flags: bus master, medium devsel, latency 32, IRQ 9
I/O ports at c800 [size=256]
Capabilities: [c0] Power Management version 2

thanks

I could not solve problem.
can any one help?
With thanks