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