9be435aa17
with the copyright stuff fixed so soon (this should be merged into 2.2 when you have a chance, Poul). This is the new AWE32 driver, with support for the AWE32's fancy MIDI synthesizer. The utilities for this will appear as port submissions soon afterwards, according to the submitter. Submitted-By: Randall Hopper <rhh@ct.picker.com> Written-By: Takashi Iwai <iwai@dragon.mm.t.u-tokyo.ac.jp>
117 lines
5.6 KiB
C
117 lines
5.6 KiB
C
/*
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* sound/awe_hw.h
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*
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* Access routines and definitions for the low level driver for the
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* AWE32/Sound Blaster 32 wave table synth.
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* version 0.2.0a; Oct. 30, 1996
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*
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* (C) 1996 Takashi Iwai
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met: 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer. 2.
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* Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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#ifndef AWE_HW_H_DEF
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#define AWE_HW_H_DEF
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/*
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* user configuration:
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* if auto detection can't work properly, define the following values
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* for your machine.
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*/
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/*#define AWE_DEFAULT_BASE_ADDR 0x620*/ /* base port address */
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/*#define AWE_DEFAULT_MEM_SIZE 512*/ /* kbytes */
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/*
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* maximum size of sample table:
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* if your data overflow, increase the following values.
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*/
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#define AWE_MAX_SAMPLES 400
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#define AWE_MAX_INFOS 900 /* GS presets has 801 infos! */
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/*
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* Emu-8000 control registers
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* name(channel) reg, port
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*/
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#define awe_cmd_idx(reg,ch) (((reg)<< 5) | (ch))
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#define Data0 0x620 /* doubleword r/w */
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#define Data1 0xA20 /* doubleword r/w */
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#define Data2 0xA22 /* word r/w */
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#define Data3 0xE20 /* word r/w */
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#define Pointer 0xE22 /* register pointer r/w */
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#define AWE_CPF(ch) awe_cmd_idx(0,ch), Data0 /* DW: current pitch and fractional address */
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#define AWE_PTRX(ch) awe_cmd_idx(1,ch), Data0 /* DW: pitch target and reverb send */
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#define AWE_CVCF(ch) awe_cmd_idx(2,ch), Data0 /* DW: current volume and filter cutoff */
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#define AWE_VTFT(ch) awe_cmd_idx(3,ch), Data0 /* DW: volume and filter cutoff targets */
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#define AWE_PSST(ch) awe_cmd_idx(6,ch), Data0 /* DW: pan send and loop start address */
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#define AWE_CSL(ch) awe_cmd_idx(7,ch), Data0 /* DW: chorus send and loop end address */
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#define AWE_CCCA(ch) awe_cmd_idx(0,ch), Data1 /* DW: Q, control bits, and current address */
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#define AWE_HWCF4 awe_cmd_idx(1,9), Data1 /* DW: config dw 4 */
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#define AWE_HWCF5 awe_cmd_idx(1,10), Data1 /* DW: config dw 5 */
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#define AWE_HWCF6 awe_cmd_idx(1,13), Data1 /* DW: config dw 6 */
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#define AWE_SMALR awe_cmd_idx(1,20), Data1 /* DW: sound memory address for left read */
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#define AWE_SMARR awe_cmd_idx(1,21), Data1 /* DW: for right read */
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#define AWE_SMALW awe_cmd_idx(1,22), Data1 /* DW: sound memory address for left write */
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#define AWE_SMARW awe_cmd_idx(1,23), Data1 /* DW: for right write */
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#define AWE_SMLD awe_cmd_idx(1,26), Data1 /* W: sound memory left data */
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#define AWE_SMRD awe_cmd_idx(1,26), Data2 /* W: right data */
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#define AWE_WC awe_cmd_idx(1,27), Data2 /* W: sample counter */
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#define AWE_WC_Cmd awe_cmd_idx(1,27)
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#define AWE_WC_Port Data2
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#define AWE_HWCF1 awe_cmd_idx(1,29), Data1 /* W: config w 1 */
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#define AWE_HWCF2 awe_cmd_idx(1,30), Data1 /* W: config w 2 */
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#define AWE_HWCF3 awe_cmd_idx(1,31), Data1 /* W: config w 3 */
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#define AWE_INIT1(ch) awe_cmd_idx(2,ch), Data1 /* W: init array 1 */
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#define AWE_INIT2(ch) awe_cmd_idx(2,ch), Data2 /* W: init array 2 */
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#define AWE_INIT3(ch) awe_cmd_idx(3,ch), Data1 /* W: init array 3 */
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#define AWE_INIT4(ch) awe_cmd_idx(3,ch), Data2 /* W: init array 4 */
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#define AWE_ENVVOL(ch) awe_cmd_idx(4,ch), Data1 /* W: volume envelope delay */
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#define AWE_DCYSUSV(ch) awe_cmd_idx(5,ch), Data1 /* W: volume envelope sustain and decay */
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#define AWE_ENVVAL(ch) awe_cmd_idx(6,ch), Data1 /* W: modulation envelope delay */
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#define AWE_DCYSUS(ch) awe_cmd_idx(7,ch), Data1 /* W: modulation envelope sustain and decay */
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#define AWE_ATKHLDV(ch) awe_cmd_idx(4,ch), Data2 /* W: volume envelope attack and hold */
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#define AWE_LFO1VAL(ch) awe_cmd_idx(5,ch), Data2 /* W: LFO#1 Delay */
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#define AWE_ATKHLD(ch) awe_cmd_idx(6,ch), Data2 /* W: modulation envelope attack and hold */
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#define AWE_LFO2VAL(ch) awe_cmd_idx(7,ch), Data2 /* W: LFO#2 Delay */
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#define AWE_IP(ch) awe_cmd_idx(0,ch), Data3 /* W: initial pitch */
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#define AWE_IFATN(ch) awe_cmd_idx(1,ch), Data3 /* W: initial filter cutoff and attenuation */
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#define AWE_PEFE(ch) awe_cmd_idx(2,ch), Data3 /* W: pitch and filter envelope heights */
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#define AWE_FMMOD(ch) awe_cmd_idx(3,ch), Data3 /* W: vibrato and filter modulation freq */
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#define AWE_TREMFRQ(ch) awe_cmd_idx(4,ch), Data3 /* W: LFO#1 tremolo amount and freq */
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#define AWE_FM2FRQ2(ch) awe_cmd_idx(5,ch), Data3 /* W: LFO#2 vibrato amount and freq */
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/* used during detection (returns ROM version ?) */
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#define AWE_U1 0xE0, Data3 /* (R)(W) used in initialization */
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#define AWE_U2(ch) 0xC0+(ch), Data3 /* (W)(W) used in init envelope */
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#define AWE_MAX_VOICES 32
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#define AWE_NORMAL_VOICES 30 /*30&31 are reserved for DRAM refresh*/
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#define AWE_DRAM_OFFSET 0x200000
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#endif
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