/* $Id: hwaccess.h 174 2001-04-14 16:26:09Z sandervl $ */ /* ********************************************************************** * hwaccess.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 _HWACCESS_H #define _HWACCESS_H #include #include #include #include #include #include #include #include #include #include #include #include enum GlobalErrorCode { CTSTATUS_SUCCESS = 0x0000, CTSTATUS_ERROR, CTSTATUS_NOMEMORY, CTSTATUS_INUSE, }; #define FLAGS_AVAILABLE 0x0001 #define FLAGS_READY 0x0002 #define min(x,y) ((x) < (y)) ? (x) : (y) struct memhandle { unsigned long busaddx; void *virtaddx; u32 order; }; struct memhandle *emu10k1_alloc_memphysical(u32); void emu10k1_free_memphysical(struct memhandle *); int emu10k1_list_attach(struct sblive_list **head, struct sblive_list *new); int emu10k1_list_remove(struct sblive_list **head, struct sblive_list *pDead); struct sblive_list *list_getnext(struct sblive_list *head, struct sblive_list *curr); #define DEBUG_LEVEL 2 #ifdef TARGET_OS2 #ifdef DEBUG #ifdef __cplusplus extern "C" { #endif void _cdecl DPD(int level, char *x, ...) ; /* not debugging: nothing */ #ifdef __cplusplus } #endif #define ERROR() _asm int 3 #else #define DPD 1 ? (void)0 : (void)((int (*)(int, char *, ...)) NULL) #define ERROR() #endif #define DPF(level, x) #define __attribute(a) #else #ifdef EMU10K1_DEBUG # define DPD(level,x,y...) do {if(level <= DEBUG_LEVEL) printk( KERN_NOTICE "emu10k1: %s: %d: " x , __FILE__ , __LINE__ , y );} while(0) # define DPF(level,x) do {if(level <= DEBUG_LEVEL) printk( KERN_NOTICE "emu10k1: %s: %d: " x , __FILE__ , __LINE__ );} while(0) #define ERROR() DPF(1,"error\n"); #else # define DPD(level,x,y...) /* not debugging: nothing */ # define DPF(level,x) #define ERROR() #endif /* EMU10K1_DEBUG */ #endif //TARGET_OS2 #include "8010.h" #include "voicemgr.h" int emu10k1_addxmgr_alloc(u32, struct emu10k1_card *); void emu10k1_addxmgr_free(struct emu10k1_card *, int); #include "timer.h" #include "irqmgr.h" /* DATA STRUCTURES */ struct emu10k1_card { struct list_head list; struct memhandle *virtualpagetable; struct memhandle *tankmem; u32 tmemsize; struct memhandle *silentpage; spinlock_t lock; struct voice_manager voicemgr; u16 emupagetable[MAXPAGES]; struct list_head timers; unsigned timer_delay; spinlock_t timer_lock; struct pci_dev *pci_dev; unsigned long iobase; unsigned long mixeraddx; u32 irq; unsigned long audio1_num; unsigned long audio2_num; unsigned long mixer_num; unsigned long midi_num; struct emu10k1_waveout *waveout; struct emu10k1_wavein *wavein; struct emu10k1_mpuout *mpuout; struct emu10k1_mpuin *mpuin; u16 arrwVol[SOUND_MIXER_NRDEVICES + 1]; /* array is used from the member 1 to save (-1) operation */ u32 digmix[9 * 6 * 2]; unsigned int modcnt; struct semaphore open_sem; mode_t open_mode; wait_queue_head_t open_wait; u32 mpuacqcount; // Mpu acquire count u32 has_toslink; // TOSLink detection u8 chiprev; /* Chip revision */ }; #ifdef PRIVATE_PCM_VOLUME #define MAX_PCM_CHANNELS NUM_G struct sblive_pcm_volume_rec { struct files_struct *files; // identification of the same thread u8 attn_l; // attenuation for left channel u8 attn_r; // attenuation for right channel u16 mixer; // saved mixer value for return u8 channel_l; // idx of left channel u8 channel_r; // idx of right channel int opened; // counter - locks element }; extern struct sblive_pcm_volume_rec sblive_pcm_volume[]; #endif #define ENABLE 0xffffffff #define DISABLE 0x00000000 #define ENV_ON 0x80 #define ENV_OFF 0x00 #define TIMEOUT 16384 u32 srToPitch(u32); u8 sumVolumeToAttenuation(u32); extern struct list_head emu10k1_devs; /* Hardware Abstraction Layer access functions */ #define WRITE_FN0(a,b,c) sblive_wrtmskfn0((a),(u8)(b), ((1 << (((b) >> 24) & 0x3f)) - 1) << (((b) >> 16) & 0x1f), (c) << (((b) >> 16) & 0x1f)) #define READ_FN0(a,b) sblive_rdmskfn0((a),(u8)(b),((1 << (((b) >> 24) & 0x3f)) - 1) << (((b) >> 16) & 0x1f)) >> (((b) >> 16) & 0x1f) void sblive_writefn0(struct emu10k1_card *, u8 , u32 ); void sblive_wrtmskfn0(struct emu10k1_card *, u8 , u32 , u32 ); u32 sblive_readfn0(struct emu10k1_card *, u8 ); u32 sblive_rdmskfn0(struct emu10k1_card *, u8, u32 ); void sblive_writeptr(struct emu10k1_card *, u32 , u32 , u32 ); u32 sblive_readptr(struct emu10k1_card *, u32 , u32 ); void emu10k1_set_stop_on_loop(struct emu10k1_card *, u32); void emu10k1_clear_stop_on_loop(struct emu10k1_card *, u32); /* AC97 Mixer access function */ int sblive_readac97(struct emu10k1_card *, u8, u16 *); int sblive_writeac97(struct emu10k1_card *, u8, u16); int sblive_rmwac97(struct emu10k1_card *, u8, u16, u16); /* MPU access function*/ int emu10k1_mpu_write_data(struct emu10k1_card *, u8); int emu10k1_mpu_read_data(struct emu10k1_card *, u8 *); int emu10k1_mpu_reset(struct emu10k1_card *); int emu10k1_mpu_acquire(struct emu10k1_card *); int emu10k1_mpu_release(struct emu10k1_card *); #endif /* _HWACCESS_H */