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original_kernel/sound/oss/emu10k1/efxmgr.h

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/*
**********************************************************************
* sblive_fx.h
* Copyright 1999, 2000 Creative Labs, Inc.
*
**********************************************************************
*
* Date Author Summary of changes
* ---- ------ ------------------
* October 20, 1999 Bertrand Lee base code release
*
**********************************************************************
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
* USA.
*
**********************************************************************
*/
#ifndef _EFXMGR_H
#define _EFXMGR_H
struct emu_efx_info_t{
int opcode_shift;
int high_operand_shift;
int instruction_start;
int gpr_base;
int output_base;
};
#define WRITE_EFX(a, b, c) sblive_writeptr((a), emu_efx_info[card->is_audigy].instruction_start + (b), 0, (c))
#define OP(op, z, w, x, y) \
do { WRITE_EFX(card, (pc) * 2, ((x) << emu_efx_info[card->is_audigy].high_operand_shift) | (y)); \
WRITE_EFX(card, (pc) * 2 + 1, ((op) << emu_efx_info[card->is_audigy].opcode_shift ) | ((z) << emu_efx_info[card->is_audigy].high_operand_shift) | (w)); \
++pc; } while (0)
#define NUM_INPUTS 0x20
#define NUM_OUTPUTS 0x20
#define NUM_GPRS 0x100
#define A_NUM_INPUTS 0x60
#define A_NUM_OUTPUTS 0x60 //fixme: this may or may not be true
#define A_NUM_GPRS 0x200
#define GPR_NAME_SIZE 32
#define PATCH_NAME_SIZE 32
struct dsp_rpatch {
char name[PATCH_NAME_SIZE];
u16 code_start;
u16 code_size;
unsigned long gpr_used[NUM_GPRS / (sizeof(unsigned long) * 8) + 1];
unsigned long gpr_input[NUM_GPRS / (sizeof(unsigned long) * 8) + 1];
unsigned long route[NUM_OUTPUTS];
unsigned long route_v[NUM_OUTPUTS];
};
struct dsp_patch {
char name[PATCH_NAME_SIZE];
u8 id;
unsigned long input; /* bitmap of the lines used as inputs */
unsigned long output; /* bitmap of the lines used as outputs */
u16 code_start;
u16 code_size;
unsigned long gpr_used[NUM_GPRS / (sizeof(unsigned long) * 8) + 1]; /* bitmap of used gprs */
unsigned long gpr_input[NUM_GPRS / (sizeof(unsigned long) * 8) + 1];
u8 traml_istart; /* starting address of the internal tram lines used */
u8 traml_isize; /* number of internal tram lines used */
u8 traml_estart;
u8 traml_esize;
u16 tramb_istart; /* starting address of the internal tram memory used */
u16 tramb_isize; /* amount of internal memory used */
u32 tramb_estart;
u32 tramb_esize;
};
struct dsp_gpr {
u8 type; /* gpr type, STATIC, DYNAMIC, INPUT, OUTPUT, CONTROL */
char name[GPR_NAME_SIZE]; /* gpr value, only valid for control gprs */
s32 min, max; /* value range for this gpr, only valid for control gprs */
u8 line; /* which input/output line is the gpr attached, only valid for input/output gprs */
u8 usage;
};
enum {
GPR_TYPE_NULL = 0,
GPR_TYPE_IO,
GPR_TYPE_STATIC,
GPR_TYPE_DYNAMIC,
GPR_TYPE_CONTROL,
GPR_TYPE_CONSTANT
};
#define GPR_BASE 0x100
#define OUTPUT_BASE 0x20
#define A_GPR_BASE 0x400
#define A_OUTPUT_BASE 0x60
#define MAX_PATCHES_PAGES 32
struct patch_manager {
void *patch[MAX_PATCHES_PAGES];
int current_pages;
struct dsp_rpatch rpatch;
struct dsp_gpr gpr[NUM_GPRS]; /* gpr usage table */
spinlock_t lock;
s16 ctrl_gpr[SOUND_MIXER_NRDEVICES][2];
};
#define PATCHES_PER_PAGE (PAGE_SIZE / sizeof(struct dsp_patch))
#define PATCH(mgr, i) ((struct dsp_patch *) (mgr)->patch[(i) / PATCHES_PER_PAGE] + (i) % PATCHES_PER_PAGE)
/* PCM volume control */
#define TMP_PCM_L 0x100 //temp PCM L (after the vol control)
#define TMP_PCM_R 0x101
#define VOL_PCM_L 0x102 //vol PCM
#define VOL_PCM_R 0x103
/* Routing patch */
#define TMP_AC_L 0x104 //tmp ac97 out
#define TMP_AC_R 0x105
#define TMP_REAR_L 0x106 //output - Temp Rear
#define TMP_REAR_R 0x107
#define TMP_DIGI_L 0x108 //output - Temp digital
#define TMP_DIGI_R 0x109
#define DSP_VOL_L 0x10a // main dsp volume
#define DSP_VOL_R 0x10b
/* hw inputs */
#define PCM_IN_L 0x00
#define PCM_IN_R 0x01
#define PCM1_IN_L 0x04
#define PCM1_IN_R 0x05
//mutilchannel playback stream appear here:
#define MULTI_FRONT_L 0x08
#define MULTI_FRONT_R 0x09
#define MULTI_REAR_L 0x0a
#define MULTI_REAR_R 0x0b
#define MULTI_CENTER 0x0c
#define MULTI_LFE 0x0d
#define AC97_IN_L 0x10
#define AC97_IN_R 0x11
#define SPDIF_CD_L 0x12
#define SPDIF_CD_R 0x13
/* hw outputs */
#define AC97_FRONT_L 0x20
#define AC97_FRONT_R 0x21
#define DIGITAL_OUT_L 0x22
#define DIGITAL_OUT_R 0x23
#define DIGITAL_CENTER 0x24
#define DIGITAL_LFE 0x25
#define ANALOG_REAR_L 0x28
#define ANALOG_REAR_R 0x29
#define ADC_REC_L 0x2a
#define ADC_REC_R 0x2b
#define ANALOG_CENTER 0x31
#define ANALOG_LFE 0x32
#define INPUT_PATCH_START(patch, nm, ln, i) \
do { \
patch = PATCH(mgr, patch_n); \
strcpy(patch->name, nm); \
patch->code_start = pc * 2; \
patch->input = (1<<(0x1f&ln)); \
patch->output= (1<<(0x1f&ln)); \
patch->id = i; \
} while(0)
#define INPUT_PATCH_END(patch) \
do { \
patch->code_size = pc * 2 - patch->code_start; \
patch_n++; \
} while(0)
#define ROUTING_PATCH_START(patch, nm) \
do { \
patch = &mgr->rpatch; \
strcpy(patch->name, nm); \
patch->code_start = pc * 2; \
} while(0)
#define ROUTING_PATCH_END(patch) \
do { \
patch->code_size = pc * 2 - patch->code_start; \
} while(0)
#define CONNECT(input, output) set_bit(input, &rpatch->route[(output) - OUTPUT_BASE]);
#define CONNECT_V(input, output) set_bit(input, &rpatch->route_v[(output) - OUTPUT_BASE]);
#define OUTPUT_PATCH_START(patch, nm, ln, i) \
do { \
patch = PATCH(mgr, patch_n); \
strcpy(patch->name, nm); \
patch->code_start = pc * 2; \
patch->input = (1<<(0x1f&ln)); \
patch->output= (1<<(0x1f&ln)); \
patch->id = i; \
} while(0)
#define OUTPUT_PATCH_END(patch) \
do { \
patch->code_size = pc * 2 - patch->code_start; \
patch_n++; \
} while(0)
#define GET_OUTPUT_GPR(patch, g, ln) \
do { \
mgr->gpr[(g) - GPR_BASE].type = GPR_TYPE_IO; \
mgr->gpr[(g) - GPR_BASE].usage++; \
mgr->gpr[(g) - GPR_BASE].line = ln; \
set_bit((g) - GPR_BASE, patch->gpr_used); \
} while(0)
#define GET_INPUT_GPR(patch, g, ln) \
do { \
mgr->gpr[(g) - GPR_BASE].type = GPR_TYPE_IO; \
mgr->gpr[(g) - GPR_BASE].usage++; \
mgr->gpr[(g) - GPR_BASE].line = ln; \
set_bit((g) - GPR_BASE, patch->gpr_used); \
set_bit((g) - GPR_BASE, patch->gpr_input); \
} while(0)
#define GET_DYNAMIC_GPR(patch, g) \
do { \
mgr->gpr[(g) - GPR_BASE].type = GPR_TYPE_DYNAMIC; \
mgr->gpr[(g) - GPR_BASE].usage++; \
set_bit((g) - GPR_BASE, patch->gpr_used); \
} while(0)
#define GET_CONTROL_GPR(patch, g, nm, a, b) \
do { \
strcpy(mgr->gpr[(g) - GPR_BASE].name, nm); \
mgr->gpr[(g) - GPR_BASE].type = GPR_TYPE_CONTROL; \
mgr->gpr[(g) - GPR_BASE].usage++; \
mgr->gpr[(g) - GPR_BASE].min = a; \
mgr->gpr[(g) - GPR_BASE].max = b; \
sblive_writeptr(card, g, 0, b); \
set_bit((g) - GPR_BASE, patch->gpr_used); \
} while(0)
#endif /* _EFXMGR_H */
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