/* ********************************************************************** * 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 <linux/fs.h> #include <linux/sound.h> #include <linux/soundcard.h> #include <linux/ac97_codec.h> #include <linux/pci.h> #include <linux/slab.h> #include <linux/sched.h> #include <asm/io.h> #include "efxmgr.h" #include "passthrough.h" #include "midi.h" #define EMUPAGESIZE 4096 /* don't change */ #define NUM_G 64 /* use all channels */ #define NUM_FXSENDS 4 /* don't change */ /* setting this to other than a power of two may break some applications */ #define MAXBUFSIZE 65536 #define MAXPAGES 8192 #define BUFMAXPAGES (MAXBUFSIZE / PAGE_SIZE) #define FLAGS_AVAILABLE 0x0001 #define FLAGS_READY 0x0002 struct memhandle { dma_addr_t dma_handle; void *addr; u32 size; }; #define DEBUG_LEVEL 2 #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) #else # define DPD(level,x,y...) do { } while (0) /* not debugging: nothing */ # define DPF(level,x) do { } while (0) #endif /* EMU10K1_DEBUG */ #define ERROR() DPF(1,"error\n") /* DATA STRUCTURES */ struct emu10k1_waveout { u32 send_routing[3]; // audigy only: u32 send_routing2[3]; u32 send_dcba[3]; // audigy only: u32 send_hgfe[3]; }; #define ROUTE_PCM 0 #define ROUTE_PT 1 #define ROUTE_PCM1 2 #define SEND_MONO 0 #define SEND_LEFT 1 #define SEND_RIGHT 2 struct emu10k1_wavein { struct wiinst *ac97; struct wiinst *mic; struct wiinst *fx; u8 recsrc; u32 fxwc; }; #define CMD_READ 1 #define CMD_WRITE 2 struct mixer_private_ioctl { u32 cmd; u32 val[90]; }; /* bogus ioctls numbers to escape from OSS mixer limitations */ #define CMD_WRITEFN0 _IOW('D', 0, struct mixer_private_ioctl) #define CMD_READFN0 _IOR('D', 1, struct mixer_private_ioctl) #define CMD_WRITEPTR _IOW('D', 2, struct mixer_private_ioctl) #define CMD_READPTR _IOR('D', 3, struct mixer_private_ioctl) #define CMD_SETRECSRC _IOW('D', 4, struct mixer_private_ioctl) #define CMD_GETRECSRC _IOR('D', 5, struct mixer_private_ioctl) #define CMD_GETVOICEPARAM _IOR('D', 6, struct mixer_private_ioctl) #define CMD_SETVOICEPARAM _IOW('D', 7, struct mixer_private_ioctl) #define CMD_GETPATCH _IOR('D', 8, struct mixer_private_ioctl) #define CMD_GETGPR _IOR('D', 9, struct mixer_private_ioctl) #define CMD_GETCTLGPR _IOR('D', 10, struct mixer_private_ioctl) #define CMD_SETPATCH _IOW('D', 11, struct mixer_private_ioctl) #define CMD_SETGPR _IOW('D', 12, struct mixer_private_ioctl) #define CMD_SETCTLGPR _IOW('D', 13, struct mixer_private_ioctl) #define CMD_SETGPOUT _IOW('D', 14, struct mixer_private_ioctl) #define CMD_GETGPR2OSS _IOR('D', 15, struct mixer_private_ioctl) #define CMD_SETGPR2OSS _IOW('D', 16, struct mixer_private_ioctl) #define CMD_SETMCH_FX _IOW('D', 17, struct mixer_private_ioctl) #define CMD_SETPASSTHROUGH _IOW('D', 18, struct mixer_private_ioctl) #define CMD_PRIVATE3_VERSION _IOW('D', 19, struct mixer_private_ioctl) #define CMD_AC97_BOOST _IOW('D', 20, struct mixer_private_ioctl) //up this number when breaking compatibility #define PRIVATE3_VERSION 2 struct emu10k1_card { struct list_head list; struct memhandle virtualpagetable; struct memhandle tankmem; struct memhandle silentpage; spinlock_t lock; u8 voicetable[NUM_G]; u16 emupagetable[MAXPAGES]; struct list_head timers; u16 timer_delay; spinlock_t timer_lock; struct pci_dev *pci_dev; unsigned long iobase; unsigned long length; unsigned short model; unsigned int irq; int audio_dev; int audio_dev1; int midi_dev; #ifdef EMU10K1_SEQUENCER int seq_dev; struct emu10k1_mididevice *seq_mididev; #endif struct ac97_codec *ac97; int ac97_supported_mixers; int ac97_stereo_mixers; /* Number of first fx voice for multichannel output */ u8 mchannel_fx; struct emu10k1_waveout waveout; struct emu10k1_wavein wavein; struct emu10k1_mpuout *mpuout; struct emu10k1_mpuin *mpuin; struct mutex 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 */ u8 is_audigy; u8 is_aps; struct patch_manager mgr; struct pt_data pt; }; int emu10k1_addxmgr_alloc(u32, struct emu10k1_card *); void emu10k1_addxmgr_free(struct emu10k1_card *, int); int emu10k1_find_control_gpr(struct patch_manager *, const char *, const char *); void emu10k1_set_control_gpr(struct emu10k1_card *, int , s32, int ); void emu10k1_set_volume_gpr(struct emu10k1_card *, int, s32, int); #define VOL_6BIT 0x40 #define VOL_5BIT 0x20 #define VOL_4BIT 0x10 #define TIMEOUT 16384 u32 srToPitch(u32); extern struct list_head emu10k1_devs; /* Hardware Abstraction Layer access functions */ void emu10k1_writefn0(struct emu10k1_card *, u32, u32); void emu10k1_writefn0_2(struct emu10k1_card *, u32, u32, int); u32 emu10k1_readfn0(struct emu10k1_card *, u32); void emu10k1_timer_set(struct emu10k1_card *, u16); void sblive_writeptr(struct emu10k1_card *, u32, u32, u32); void sblive_writeptr_tag(struct emu10k1_card *, u32, ...); #define TAGLIST_END 0 u32 sblive_readptr(struct emu10k1_card *, u32 , u32 ); void emu10k1_irq_enable(struct emu10k1_card *, u32); void emu10k1_irq_disable(struct emu10k1_card *, u32); void emu10k1_clear_stop_on_loop(struct emu10k1_card *, u32); /* AC97 Codec register access function */ u16 emu10k1_ac97_read(struct ac97_codec *, u8); void emu10k1_ac97_write(struct ac97_codec *, u8, 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 */