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Diffstat (limited to 'chips/audio_config.h')
| -rw-r--r-- | chips/audio_config.h | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/chips/audio_config.h b/chips/audio_config.h deleted file mode 100644 index bd2c0a0..0000000 --- a/chips/audio_config.h +++ /dev/null @@ -1,130 +0,0 @@ -/* - * Mach Operating System - * Copyright (c) 1992 Carnegie Mellon University - * All Rights Reserved. - * - * Permission to use, copy, modify and distribute this software and its - * documentation is hereby granted, provided that both the copyright - * notice and this permission notice appear in all copies of the - * software, derivative works or modified versions, and any portions - * thereof, and that both notices appear in supporting documentation. - * - * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" - * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR - * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * - * Carnegie Mellon requests users of this software to return to - * - * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU - * School of Computer Science - * Carnegie Mellon University - * Pittsburgh PA 15213-3890 - * - * any improvements or extensions that they make and grant Carnegie Mellon - * the rights to redistribute these changes. - */ -/* - * Here platform specific code to define sample_t & co - * [to cope with weird DMA engines], and other customs - */ -#ifdef FLAMINGO -#define splaudio splbio -#define sample_t unsigned char /* later */ -#define samples_to_chars bcopy -#define chars_to_samples bcopy -/* Sparse space ! */ -typedef struct { - volatile unsigned long cr; /* command register (wo) */ -/*#define ir cr /* interrupt register (ro) */ - volatile unsigned long dr; /* data register (rw) */ - volatile unsigned long dsr1; /* D-channel status register 1 (ro) */ - volatile unsigned long der; /* D-channel error register (ro) */ - volatile unsigned long dctb; /* D-channel transmit register (wo) */ -/*#define dcrb dctb /* D-channel receive register (ro) */ - volatile unsigned long bbtb; /* Bb-channel transmit register (wo) */ -/*#define bbrb bbtb /* Bb-channel receive register (ro) */ - volatile unsigned long bctb; /* Bc-channel transmit register (wo)*/ -/*#define bcrb bctb /* Bc-channel receive register (ro) */ - volatile unsigned long dsr2; /* D-channel status register 2 (ro) */ -} amd79c30_padded_regs_t; - -/* give the chip 400ns in between accesses */ -#define read_reg(r,v) \ - { (v) = ((r) >> 8) & 0xff; delay(1); } - -#define write_reg(r,v) \ - { (r) = (((v) & 0xff) << 8) | \ - 0x200000000L; /*bytemask*/ \ - delay(1); wbflush(); \ - } - -/* Write 16 bits of data from variable v to the data port of the audio chip */ -#define WAMD16(regs, v) \ - { write_reg((regs)->dr,v); \ - write_reg((regs)->dr,v>>8); } - -#define mb() wbflush() - -#endif /* FLAMINGO */ - - -#ifdef MAXINE -#define splaudio splhigh -typedef struct { - volatile unsigned char cr; /* command register (wo) */ -/*#define ir cr /* interrupt register (ro) */ - char pad0[63]; - volatile unsigned char dr; /* data register (rw) */ - char pad1[63]; - volatile unsigned char dsr1; /* D-channel status register 1 (ro) */ - char pad2[63]; - volatile unsigned char der; /* D-channel error register (ro) */ - char pad3[63]; - volatile unsigned char dctb; /* D-channel transmit register (wo) */ -/*#define dcrb dctb /* D-channel receive register (ro) */ - char pad4[63]; - volatile unsigned char bbtb; /* Bb-channel transmit register (wo) */ -/*#define bbrb bbtb /* Bb-channel receive register (ro) */ - char pad5[63]; - volatile unsigned char bctb; /* Bc-channel transmit register (wo)*/ -/*#define bcrb bctb /* Bc-channel receive register (ro) */ - char pad6[63]; - volatile unsigned char dsr2; /* D-channel status register 2 (ro) */ - char pad7[63]; -} amd79c30_padded_regs_t; - -/* give the chip 400ns in between accesses */ -#define read_reg(r,v) \ - { (v) = (r); delay(1); } - -#define write_reg(r,v) \ - { (r) = (v); delay(1); wbflush(); } - -/* Write 16 bits of data from variable v to the data port of the audio chip */ -#define WAMD16(regs, v) \ - { write_reg((regs)->dr,v); \ - write_reg((regs)->dr,v>>8); } - -#define mb() - -#endif /* MAXINE */ - - -#ifndef sample_t -#define sample_t unsigned char -#define samples_to_chars bcopy -#define chars_to_samples bcopy -#endif - -/* - * More architecture-specific customizations - */ -#ifdef alpha -#define sample_rpt_int(x) (((x)<<24)|((x)<<16)|((x)<<8)|((x)<<0)) -#define sample_rpt_long(x) ((sample_rpt_int(x)<<32)|sample_rpt_int(x)) -#endif - -#ifndef sample_rpt_long -#define sample_rpt_long(x) (((x)<<24)|((x)<<16)|((x)<<8)|((x)<<0)) -#endif - |