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Audio driver for CM8338/CM8738 chips by Chen-Li Tien
HARDWARE SUPPORTED
================================================================================
C-Media CMI8338
C-Media CMI8738
On-board C-Media chips
WHAT'S NEW
================================================================================
1. Support modem interface for 8738. (select in kernel configuration)
2. Enable S/PDIF-in to S/PDIF-out (S/PDIF loop).
3. Enable 4 channels analog duplicate mode on 3 jack or 4 jack
configurateion.
STEPS TO BUILD DRIVER
================================================================================
1. Backup the Config.in and Makefile in the sound driver directory
(/usr/src/linux/driver/sound).
2. Extract the tar file by 'tar xvzf cmpci-xx.tar.gz' in the above
directory.
3. Change directory to /usr/src/linux
4. Config cm8338 driver by 'make menuconfig', 'make config' or
'make xconfig' command.
5. Please select Sound Card (CONFIG_SOUND=m) support and CMPCI
driver (CONFIG_SOUND_CMPCI=m) as modules. Resident mode not tested.
For driver option, please refer 'DRIVER PARAMETER'
6. Compile the kernel if necessary.
7. Compile the modules by 'make modules'.
8. Install the modules by 'make modules_install'
INSTALL DRIVER
================================================================================
1. Before first time to run the driver, create module dependency by
'depmod -a'
2. To install the driver manually, enter 'modprobe cmpci'.
3. Driver installation for various distributions:
a. Slackware 4.0
Add the 'modprobe cmpci' command in your /etc/rc.d/rc.modules
file.so you can start the driver automatically each time booting.
b. Caldera OpenLinux 2.2
Use LISA to load the cmpci module.
c. RedHat 6.0 and S.u.S.E. 6.1
Add following command in /etc/conf.modules:
alias char-major-14 cmpci
DRIVER PARAMETER
================================================================================
Some functions for the cm8738 can be configured in Kernel Configuration or modules parameters. Set these parameters to 1 to enable.
spdif_loop: Enable S/PDIF loop, this route S/PDIF-in to S/PDIF-out
directly.
four_ch: Enable 4 channels mode, rear-out or line-in will output
the same as line-out.
rear_out: Enable this if you have independent rear-out jacket on
your sound card, otherwise line-in will be used as
rear-out.
modem: You will need to set this parameter if you want to use
the HSP modem. You need install the pctel.o, the modemdriver itself.
是我声卡的说明文档,可是我怎么也弄不懂。哪位大虾帮帮我?教教我具体怎么安装,我的是REDHAT 8.0。 |
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