86 lines
2.8 KiB
Text
86 lines
2.8 KiB
Text
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Audio driver for CM8338/CM8738 chips by Chen-Li Tien
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HARDWARE SUPPORTED
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================================================================================
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C-Media CMI8338
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C-Media CMI8738
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On-board C-Media chips
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STEPS TO BUILD DRIVER
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================================================================================
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1. Backup the Config.in and Makefile in the sound driver directory
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(/usr/src/linux/driver/sound).
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The Configure.help provide help when you config driver in step
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4, please backup the original one (/usr/src/linux/Document) and
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copy this file.
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The cmpci is document for the driver in detail, please copy it
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to /usr/src/linux/Document/sound so you can refer it. Backup if
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there is already one.
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2. Extract the tar file by 'tar xvzf cmpci-xx.tar.gz' in the above
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directory.
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3. Change directory to /usr/src/linux
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4. Config cm8338 driver by 'make menuconfig', 'make config' or
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'make xconfig' command.
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5. Please select Sound Card (CONFIG_SOUND=m) support and CMPCI
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driver (CONFIG_SOUND_CMPCI=m) as modules. Resident mode not tested.
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For driver option, please refer 'DRIVER PARAMETER'
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6. Compile the kernel if necessary.
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7. Compile the modules by 'make modules'.
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8. Install the modules by 'make modules_install'
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INSTALL DRIVER
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================================================================================
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1. Before first time to run the driver, create module dependency by
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'depmod -a'
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2. To install the driver manually, enter 'modprobe cmpci'.
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3. Driver installation for various distributions:
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a. Slackware 4.0
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Add the 'modprobe cmpci' command in your /etc/rc.d/rc.modules
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file.so you can start the driver automatically each time booting.
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b. Caldera OpenLinux 2.2
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Use LISA to load the cmpci module.
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c. RedHat 6.0 and S.u.S.E. 6.1
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Add following command in /etc/conf.modules:
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alias sound cmpci
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also visit http://www.cmedia.com.tw for installation instruction.
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DRIVER PARAMETER
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================================================================================
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Some functions for the cm8738 can be configured in Kernel Configuration
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or modules parameters. Set these parameters to 1 to enable.
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mpuio: I/O ports base for MPU-401, 0 if disabled.
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fmio: I/O ports base for OPL-3, 0 if disabled.
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spdif_inverse:Inverse the S/PDIF-in signal, this depends on your
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CD-ROM or DVD-ROM.
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spdif_loop: Enable S/PDIF loop, this route S/PDIF-in to S/PDIF-out
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directly.
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speakers: Number of speakers used.
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use_line_as_rear:Enable this if you want to use line-in as
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rear-out.
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use_line_as_bass:Enable this if you want to use line-in as
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bass-out.
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joystick: Enable joystick. You will need to install Linux joystick
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driver.
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