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Diffstat (limited to 'sound/oss/opl3_hw.h')
| -rw-r--r-- | sound/oss/opl3_hw.h | 246 |
1 files changed, 0 insertions, 246 deletions
diff --git a/sound/oss/opl3_hw.h b/sound/oss/opl3_hw.h deleted file mode 100644 index 8b11c893e869..000000000000 --- a/sound/oss/opl3_hw.h +++ /dev/null @@ -1,246 +0,0 @@ -/* - * opl3_hw.h - Definitions of the OPL-3 registers - * - * - * Copyright (C) by Hannu Savolainen 1993-1997 - * - * OSS/Free for Linux is distributed under the GNU GENERAL PUBLIC LICENSE (GPL) - * Version 2 (June 1991). See the "COPYING" file distributed with this software - * for more info. - * - * - * The OPL-3 mode is switched on by writing 0x01, to the offset 5 - * of the right side. - * - * Another special register at the right side is at offset 4. It contains - * a bit mask defining which voices are used as 4 OP voices. - * - * The percussive mode is implemented in the left side only. - * - * With the above exceptions the both sides can be operated independently. - * - * A 4 OP voice can be created by setting the corresponding - * bit at offset 4 of the right side. - * - * For example setting the rightmost bit (0x01) changes the - * first voice on the right side to the 4 OP mode. The fourth - * voice is made inaccessible. - * - * If a voice is set to the 2 OP mode, it works like 2 OP modes - * of the original YM3812 (AdLib). In addition the voice can - * be connected the left, right or both stereo channels. It can - * even be left unconnected. This works with 4 OP voices also. - * - * The stereo connection bits are located in the FEEDBACK_CONNECTION - * register of the voice (0xC0-0xC8). In 4 OP voices these bits are - * in the second half of the voice. - */ - -/* - * Register numbers for the global registers - */ - -#define TEST_REGISTER 0x01 -#define ENABLE_WAVE_SELECT 0x20 - -#define TIMER1_REGISTER 0x02 -#define TIMER2_REGISTER 0x03 -#define TIMER_CONTROL_REGISTER 0x04 /* Left side */ -#define IRQ_RESET 0x80 -#define TIMER1_MASK 0x40 -#define TIMER2_MASK 0x20 -#define TIMER1_START 0x01 -#define TIMER2_START 0x02 - -#define CONNECTION_SELECT_REGISTER 0x04 /* Right side */ -#define RIGHT_4OP_0 0x01 -#define RIGHT_4OP_1 0x02 -#define RIGHT_4OP_2 0x04 -#define LEFT_4OP_0 0x08 -#define LEFT_4OP_1 0x10 -#define LEFT_4OP_2 0x20 - -#define OPL3_MODE_REGISTER 0x05 /* Right side */ -#define OPL3_ENABLE 0x01 -#define OPL4_ENABLE 0x02 - -#define KBD_SPLIT_REGISTER 0x08 /* Left side */ -#define COMPOSITE_SINE_WAVE_MODE 0x80 /* Don't use with OPL-3? */ -#define KEYBOARD_SPLIT 0x40 - -#define PERCOSSION_REGISTER 0xbd /* Left side only */ -#define TREMOLO_DEPTH 0x80 -#define VIBRATO_DEPTH 0x40 -#define PERCOSSION_ENABLE 0x20 -#define BASSDRUM_ON 0x10 -#define SNAREDRUM_ON 0x08 -#define TOMTOM_ON 0x04 -#define CYMBAL_ON 0x02 -#define HIHAT_ON 0x01 - -/* - * Offsets to the register banks for operators. To get the - * register number just add the operator offset to the bank offset - * - * AM/VIB/EG/KSR/Multiple (0x20 to 0x35) - */ -#define AM_VIB 0x20 -#define TREMOLO_ON 0x80 -#define VIBRATO_ON 0x40 -#define SUSTAIN_ON 0x20 -#define KSR 0x10 /* Key scaling rate */ -#define MULTIPLE_MASK 0x0f /* Frequency multiplier */ - - /* - * KSL/Total level (0x40 to 0x55) - */ -#define KSL_LEVEL 0x40 -#define KSL_MASK 0xc0 /* Envelope scaling bits */ -#define TOTAL_LEVEL_MASK 0x3f /* Strength (volume) of OP */ - -/* - * Attack / Decay rate (0x60 to 0x75) - */ -#define ATTACK_DECAY 0x60 -#define ATTACK_MASK 0xf0 -#define DECAY_MASK 0x0f - -/* - * Sustain level / Release rate (0x80 to 0x95) - */ -#define SUSTAIN_RELEASE 0x80 -#define SUSTAIN_MASK 0xf0 -#define RELEASE_MASK 0x0f - -/* - * Wave select (0xE0 to 0xF5) - */ -#define WAVE_SELECT 0xe0 - -/* - * Offsets to the register banks for voices. Just add to the - * voice number to get the register number. - * - * F-Number low bits (0xA0 to 0xA8). - */ -#define FNUM_LOW 0xa0 - -/* - * F-number high bits / Key on / Block (octave) (0xB0 to 0xB8) - */ -#define KEYON_BLOCK 0xb0 -#define KEYON_BIT 0x20 -#define BLOCKNUM_MASK 0x1c -#define FNUM_HIGH_MASK 0x03 - -/* - * Feedback / Connection (0xc0 to 0xc8) - * - * These registers have two new bits when the OPL-3 mode - * is selected. These bits controls connecting the voice - * to the stereo channels. For 4 OP voices this bit is - * defined in the second half of the voice (add 3 to the - * register offset). - * - * For 4 OP voices the connection bit is used in the - * both halves (gives 4 ways to connect the operators). - */ -#define FEEDBACK_CONNECTION 0xc0 -#define FEEDBACK_MASK 0x0e /* Valid just for 1st OP of a voice */ -#define CONNECTION_BIT 0x01 -/* - * In the 4 OP mode there is four possible configurations how the - * operators can be connected together (in 2 OP modes there is just - * AM or FM). The 4 OP connection mode is defined by the rightmost - * bit of the FEEDBACK_CONNECTION (0xC0-0xC8) on the both halves. - * - * First half Second half Mode - * - * +---+ - * v | - * 0 0 >+-1-+--2--3--4--> - * - * - * - * +---+ - * | | - * 0 1 >+-1-+--2-+ - * |-> - * >--3----4-+ - * - * +---+ - * | | - * 1 0 >+-1-+-----+ - * |-> - * >--2--3--4-+ - * - * +---+ - * | | - * 1 1 >+-1-+--+ - * | - * >--2--3-+-> - * | - * >--4----+ - */ -#define STEREO_BITS 0x30 /* OPL-3 only */ -#define VOICE_TO_LEFT 0x10 -#define VOICE_TO_RIGHT 0x20 - -/* - * Definition table for the physical voices - */ - -struct physical_voice_info { - unsigned char voice_num; - unsigned char voice_mode; /* 0=unavailable, 2=2 OP, 4=4 OP */ - unsigned short ioaddr; /* I/O port (left or right side) */ - unsigned char op[4]; /* Operator offsets */ - }; - -/* - * There is 18 possible 2 OP voices - * (9 in the left and 9 in the right). - * The first OP is the modulator and 2nd is the carrier. - * - * The first three voices in the both sides may be connected - * with another voice to a 4 OP voice. For example voice 0 - * can be connected with voice 3. The operators of voice 3 are - * used as operators 3 and 4 of the new 4 OP voice. - * In this case the 2 OP voice number 0 is the 'first half' and - * voice 3 is the second. - */ - -#define USE_LEFT 0 -#define USE_RIGHT 1 - -static struct physical_voice_info pv_map[18] = -{ -/* No Mode Side OP1 OP2 OP3 OP4 */ -/* --------------------------------------------------- */ - { 0, 2, USE_LEFT, {0x00, 0x03, 0x08, 0x0b}}, - { 1, 2, USE_LEFT, {0x01, 0x04, 0x09, 0x0c}}, - { 2, 2, USE_LEFT, {0x02, 0x05, 0x0a, 0x0d}}, - - { 3, 2, USE_LEFT, {0x08, 0x0b, 0x00, 0x00}}, - { 4, 2, USE_LEFT, {0x09, 0x0c, 0x00, 0x00}}, - { 5, 2, USE_LEFT, {0x0a, 0x0d, 0x00, 0x00}}, - - { 6, 2, USE_LEFT, {0x10, 0x13, 0x00, 0x00}}, /* Used by percussive voices */ - { 7, 2, USE_LEFT, {0x11, 0x14, 0x00, 0x00}}, /* if the percussive mode */ - { 8, 2, USE_LEFT, {0x12, 0x15, 0x00, 0x00}}, /* is selected */ - - { 0, 2, USE_RIGHT, {0x00, 0x03, 0x08, 0x0b}}, - { 1, 2, USE_RIGHT, {0x01, 0x04, 0x09, 0x0c}}, - { 2, 2, USE_RIGHT, {0x02, 0x05, 0x0a, 0x0d}}, - - { 3, 2, USE_RIGHT, {0x08, 0x0b, 0x00, 0x00}}, - { 4, 2, USE_RIGHT, {0x09, 0x0c, 0x00, 0x00}}, - { 5, 2, USE_RIGHT, {0x0a, 0x0d, 0x00, 0x00}}, - - { 6, 2, USE_RIGHT, {0x10, 0x13, 0x00, 0x00}}, - { 7, 2, USE_RIGHT, {0x11, 0x14, 0x00, 0x00}}, - { 8, 2, USE_RIGHT, {0x12, 0x15, 0x00, 0x00}} -}; -/* - * DMA buffer calls - */ |