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Diffstat (limited to 'sys/i386/isa/sound/README.FREEBSD')
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1 files changed, 165 insertions, 0 deletions
diff --git a/sys/i386/isa/sound/README.FREEBSD b/sys/i386/isa/sound/README.FREEBSD new file mode 100644 index 0000000..9979d12 --- /dev/null +++ b/sys/i386/isa/sound/README.FREEBSD @@ -0,0 +1,165 @@ +GUSPNP15 8/6//97 +ftp://rah.star-gate.com/pub/guspnp.tar.gz + +This sound driver is for FreeBSD 3.0-current . + + +Major enhancement we now support mapping the dma buffer to user +space for write operations only. This features is useful for +games like xquake . So far the mmap features seems to work +with the GUS PnP Pro and with the SB16. + +For xquake you will need: + +1. a few mods to the linux loadable module so just download it and + replace yours: +cd /sys/i386/ +tar -xzf linux_ioctl.tar.gz +cd /usr/src/lkm/linux +make +make install +modunload -i 0 (if you have the linux up and running) +linux +ftp://rah.star-gate.com/linux_ioctl.tar.gz + +2. Install the linux lib 2.4 package: +pkg_add linux_lib-2.4.tgz + +ftp://ftp.freebsd.org/pub/FreeBSD/packages-current/emulators/linux_lib-2.4.tgz + +If you don't have xquake you can get it from: + +3. ftp://ftp.freebsd.org/pub/idgames/idstuff/unsup/intel_linux_quake101.tgz + + +A simple test program mmap_test.c is provided in the sound driver directory. +So copy it to your home directory or favorite place and compile it. +cc -o mmap_test mmap_test.c + +record a sample session: +cat /dev/dsp >smpl + +now run mmap_test . You will hear a loud pop thats a test program +then the sample stream will loop . + + +Phew, now back to sound driver land 8) + + +This is a minor sound driver release for the GUS PnP Pro , GUS MAX, +AudioTrix Pro , SB16 and SB16 PnP. There is also an experimental +AWE sub model. + +Included Luigi's clean up work . Tnks! + +Randall Hopper's SB16 speed setting fix . Tnks! + +Fixed signal handling throught out the sound driver. The problem +first surfaced with the SB16 not generating an interrupt on the +last dma request and SB afficionados quickly pointed out the +bug in the driver. I had to put back the auto dma feature for +xquake :( + + +NOTE YOU DON'T NEED THE PNP DRIVER FOR THE GUS PNP SINCE THE DRIVER +HAS BUILTIN PNP SUPPORT FOR THE GUS. + +My P133 Bios supports PnP. To first figured out what my SB16 PnP +was being configured to I booted win95 and checked out what Win95 +ended up with . Alternatively, if you want to you can also down +load Sujal Patel's PnP driver: + + ftp://rah.start-gate.com/pub/FreeBSD-ISA_PnP_June8.tar.gz + +follow the instructions on how to configure your PnP soundcard or +ISA device. +Lugi also has Sujal's PnP driver . + + +--- + + http://www.iet.unipi.it/~luigi/pnp.c + http://www.iet.unipi.it/~luigi/pnp.h + + the two main files. Follow Sujal Patel's instructions + for installing pnp support. + + http://www.iet.unipi.it/~luigi/pnpinfo.tgz +--- + +This is my kernel configuration for my SB16 PnP: + +controller snd0 +device sb0 at isa? port 0x220 irq 10 conflicts drq 3 +device sbxvi0 at isa? port? irq? drq 5 conflicts +device opl0 at isa? port 0x388 conflicts +device sbmidi0 at isa? port 0x300 irq? conflicts + +---- + + +The difference between a GUS PnP and a GUS PnP PRO is that the Pro +comes with 512kb. I went out an got a 1mb 60ns 30pin simm and installed +it on my GUS PnP. I own a GUS PnP and a GUS PnP PRO. + + +To unpack: +cd / +mv /sys/i386/isa/sound /sys/i386/isa/sound.old +cd /sys/i386/isa/ +tar -xzf guspnp15.tar.gz + + +cd /sys/i386/conf +Edit the kernel config file in /sys/i386/conf + +IF YOU HAVE A GUS MAX or GUS add the option NOGUSPNP to the config file + OPTIONS NOGUSPNP + THEN follow the instructions for NONPNP CONFIGURATION + + +PNP CONFIGURATION +To configure your guspnp PRO if you have a motherboard which supports +PnP: + + controller snd0 + device gus0 at isa? + +NONPNP CONFIGURATION +To configure your guspnp PRO if your motherboard does NOT support +PnP: + +device gus0 at isa? port 0x220 irq 11 drq 1 flags 0x3 + + +the gus pnp is fully software configurable and the above configuration +is setup for full duplex audio. The dma channel settings are: + +drq 1 --- DMA channel for playback + +flags 0x3 --- DMAN channel for recording + +In the event that you have to configure a GUS PnP manually or a GUS MAX: + + Available IRQs for the GUS are: + 3, 5, 7, 9, 11, 12, 15 + + Available DMA channels for the GUS are: + 1, 3, 5, 6, 7 + + +config <kernel-file> +cd /sys/compile/<kernel-file> +make +make install + +THERE IS NO NEED TO BOOT TO DOS TO CONFIGURE YOUR GUS PNP. +THE DRIVER HAS BUILTIN SUPPORT FOR PNP WHICH I GOT +FROM THE GRAVIS DRIVER DEVELOPMENT KIT + +Many thanks to Brian Litzinger <brian@MediaCity.com> for +porting the sound driver 3.5 to 2.2-current. Well, thats a while +ago hence the reference to 2.2. + + Have fun, + Amancio |
