diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-03-26 18:49:48 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-03-26 18:49:48 +0100 |
commit | 18ffa418aead13c56515ac74cd26105102128aca (patch) | |
tree | 2096ea8db3b2594bd25ad39a70edc691219f669b /arch/m68k/include/asm/dsp56k.h | |
parent | ab76f3d771590d5c89faa3219559c5d3fc0ce0c2 (diff) | |
parent | 8e0ee43bc2c3e19db56a4adaa9a9b04ce885cd84 (diff) |
Merge commit 'v2.6.29' into x86/setup-lzma
Diffstat (limited to 'arch/m68k/include/asm/dsp56k.h')
-rw-r--r-- | arch/m68k/include/asm/dsp56k.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/dsp56k.h b/arch/m68k/include/asm/dsp56k.h new file mode 100644 index 000000000000..2d8c0c9f794b --- /dev/null +++ b/arch/m68k/include/asm/dsp56k.h @@ -0,0 +1,35 @@ +/* + * linux/include/asm-m68k/dsp56k.h - defines and declarations for + * DSP56k device driver + * + * Copyright (C) 1996,1997 Fredrik Noring, lars brinkhoff & Tomas Berndtsson + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file COPYING in the main directory of this archive + * for more details. + */ + + +/* Used for uploading DSP binary code */ +struct dsp56k_upload { + int len; + char __user *bin; +}; + +/* For the DSP host flags */ +struct dsp56k_host_flags { + int dir; /* Bit field. 1 = write output bit, 0 = do nothing. + * 0x0000 means reading only, 0x0011 means + * writing the bits stored in `out' on HF0 and HF1. + * Note that HF2 and HF3 can only be read. + */ + int out; /* Bit field like above. */ + int status; /* Host register's current state is returned */ +}; + +/* ioctl command codes */ +#define DSP56K_UPLOAD 1 /* Upload DSP binary program */ +#define DSP56K_SET_TX_WSIZE 2 /* Host transmit word size (1-4) */ +#define DSP56K_SET_RX_WSIZE 3 /* Host receive word size (1-4) */ +#define DSP56K_HOST_FLAGS 4 /* Host flag registers */ +#define DSP56K_HOST_CMD 5 /* Trig Host Command (0-31) */ |