diff options
Diffstat (limited to 'distrib/sdl-1.2.12/src/audio/mint/SDL_mintaudio.h')
| -rw-r--r-- | distrib/sdl-1.2.12/src/audio/mint/SDL_mintaudio.h | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/distrib/sdl-1.2.12/src/audio/mint/SDL_mintaudio.h b/distrib/sdl-1.2.12/src/audio/mint/SDL_mintaudio.h deleted file mode 100644 index 9a02580..0000000 --- a/distrib/sdl-1.2.12/src/audio/mint/SDL_mintaudio.h +++ /dev/null @@ -1,153 +0,0 @@ -/* - SDL - Simple DirectMedia Layer - Copyright (C) 1997-2004 Sam Lantinga - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public - License as published by the Free Software Foundation; either - version 2 of the License, or (at your option) any later version. - - This library 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with this library; if not, write to the Free - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - - Sam Lantinga - slouken@libsdl.org -*/ -#include "SDL_config.h" - -/* - MiNT audio driver - - Patrice Mandin -*/ - -#ifndef _SDL_mintaudio_h -#define _SDL_mintaudio_h - -#include "../SDL_sysaudio.h" -#include "SDL_mintaudio_stfa.h" - -/* Hidden "this" pointer for the audio functions */ -#define _THIS SDL_AudioDevice *this - -/* 16 predivisors with 3 clocks max. */ -#define MINTAUDIO_maxfreqs (16*3) - -typedef struct { - Uint32 frequency; - Uint32 masterclock; - Uint32 predivisor; - int gpio_bits; /* in case of external clock */ -} mint_frequency_t; - -struct SDL_PrivateAudioData { - mint_frequency_t frequencies[MINTAUDIO_maxfreqs]; - int freq_count; /* Number of frequencies in the array */ - int numfreq; /* Number of selected frequency */ -}; - -/* Old variable names */ - -#define MINTAUDIO_frequencies (this->hidden->frequencies) -#define MINTAUDIO_freqcount (this->hidden->freq_count) -#define MINTAUDIO_numfreq (this->hidden->numfreq) - -/* _MCH cookie (values>>16) */ -enum { - MCH_ST=0, - MCH_STE, - MCH_TT, - MCH_F30, - MCH_CLONE, - MCH_ARANYM -}; - -/* Master clocks for replay frequencies */ -#define MASTERCLOCK_STE 8010666 /* Not sure of this one */ -#define MASTERCLOCK_TT 16107953 /* Not sure of this one */ -#define MASTERCLOCK_FALCON1 25175000 -#define MASTERCLOCK_FALCON2 32000000 /* Only usable for DSP56K */ -#define MASTERCLOCK_FALCONEXT -1 /* Clock on DSP56K port, unknown */ -#define MASTERCLOCK_44K 22579200 /* Standard clock for 44.1 Khz */ -#define MASTERCLOCK_48K 24576000 /* Standard clock for 48 Khz */ - -/* Master clock predivisors */ -#define MASTERPREDIV_STE 160 -#define MASTERPREDIV_TT 320 -#define MASTERPREDIV_FALCON 256 -#define MASTERPREDIV_MILAN 256 - -/* MFP 68901 interrupt sources */ -enum { - MFP_PARALLEL=0, - MFP_DCD, - MFP_CTS, - MFP_BITBLT, - MFP_TIMERD, - MFP_BAUDRATE=MFP_TIMERD, - MFP_TIMERC, - MFP_200HZ=MFP_TIMERC, - MFP_ACIA, - MFP_DISK, - MFP_TIMERB, - MFP_HBLANK=MFP_TIMERB, - MFP_TERR, - MFP_TBE, - MFP_RERR, - MFP_RBF, - MFP_TIMERA, - MFP_DMASOUND=MFP_TIMERA, - MFP_RING, - MFP_MONODETECT -}; - -/* Xbtimer() timers */ -enum { - XB_TIMERA=0, - XB_TIMERB, - XB_TIMERC, - XB_TIMERD -}; - -/* Variables */ -extern SDL_AudioDevice *SDL_MintAudio_device; -extern Uint8 *SDL_MintAudio_audiobuf[2]; /* Pointers to buffers */ -extern unsigned long SDL_MintAudio_audiosize; /* Length of audio buffer=spec->size */ -extern volatile unsigned short SDL_MintAudio_numbuf; /* Buffer to play */ -extern volatile unsigned short SDL_MintAudio_mutex; -extern cookie_stfa_t *SDL_MintAudio_stfa; -extern volatile unsigned long SDL_MintAudio_clocktics; -extern unsigned short SDL_MintAudio_hasfpu; /* To preserve fpu registers if needed */ - -/* MiNT thread variables */ -extern SDL_bool SDL_MintAudio_mint_present; -extern SDL_bool SDL_MintAudio_quit_thread; -extern SDL_bool SDL_MintAudio_thread_finished; -extern long SDL_MintAudio_thread_pid; - -/* Functions */ -void SDL_MintAudio_Callback(void); -void SDL_MintAudio_AddFrequency(_THIS, Uint32 frequency, Uint32 clock, - Uint32 prediv, int gpio_bits); -int SDL_MintAudio_SearchFrequency(_THIS, int desired_freq); -void SDL_MintAudio_CheckFpu(void); - -/* MiNT thread functions */ -int SDL_MintAudio_Thread(long param); -void SDL_MintAudio_WaitThread(void); - -/* ASM interrupt functions */ -void SDL_MintAudio_GsxbInterrupt(void); -void SDL_MintAudio_EmptyGsxbInterrupt(void); -void SDL_MintAudio_XbiosInterruptMeasureClock(void); -void SDL_MintAudio_XbiosInterrupt(void); -void SDL_MintAudio_Dma8Interrupt(void); -void SDL_MintAudio_StfaInterrupt(void); - -#endif /* _SDL_mintaudio_h */ |