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Diffstat (limited to 'sound/oss/emu10k1/hwaccess.h')
| -rw-r--r-- | sound/oss/emu10k1/hwaccess.h | 247 |
1 files changed, 247 insertions, 0 deletions
diff --git a/sound/oss/emu10k1/hwaccess.h b/sound/oss/emu10k1/hwaccess.h new file mode 100644 index 00000000000..104223a192a --- /dev/null +++ b/sound/oss/emu10k1/hwaccess.h @@ -0,0 +1,247 @@ +/* + ********************************************************************** + * 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 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 */ + 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 */ |