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author | Lisa Hsu <hsul@eecs.umich.edu> | 2003-11-14 10:52:42 -0500 |
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committer | Lisa Hsu <hsul@eecs.umich.edu> | 2003-11-14 10:52:42 -0500 |
commit | b8612cbda3625e27f109469a1f5416237c97fb41 (patch) | |
tree | e4d195ed22ab29000f1bcada6a560386b6fd1f8f /system/alpha/h/isa_buff.h | |
parent | 488280e48b5f227b2eb35df5d6daba2ae94a1de6 (diff) | |
download | gem5-b8612cbda3625e27f109469a1f5416237c97fb41.tar.xz |
Import changeset
Diffstat (limited to 'system/alpha/h/isa_buff.h')
-rw-r--r-- | system/alpha/h/isa_buff.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/system/alpha/h/isa_buff.h b/system/alpha/h/isa_buff.h new file mode 100644 index 000000000..8ea648ac5 --- /dev/null +++ b/system/alpha/h/isa_buff.h @@ -0,0 +1,72 @@ +#ifndef __ISA_BUFFER_H_LOADED +#define __ISA_BUFFER_H_LOADED +/***************************************************************************** + + Copyright © 1993, 1994 Digital Equipment Corporation, + Maynard, Massachusetts. + + All Rights Reserved + +Permission to use, copy, modify, and distribute this software and its +documentation for any purpose and without fee is hereby granted, provided +that the copyright notice and this permission notice appear in all copies +of software and supporting documentation, and that the name of Digital not +be used in advertising or publicity pertaining to distribution of the software +without specific, written prior permission. Digital grants this permission +provided that you prominently mark, as not part of the original, any +modifications made to this software or documentation. + +Digital Equipment Corporation disclaims all warranties and/or guarantees +with regard to this software, including all implied warranties of fitness for +a particular purpose and merchantability, and makes no representations +regarding the use of, or the results of the use of, the software and +documentation in terms of correctness, accuracy, reliability, currentness or +otherwise; and you rely on the software, documentation and results solely at +your own risk. + +******************************************************************************/ + +/* + * $Id: isa_buff.h,v 1.1.1.1 1997/10/30 23:27:15 verghese Exp $ + */ + +/* + * MODULE DESCRIPTION: + * + * Buffer allocator for ISA DMA buffers. Note that this buffer allocator + * does not allow buffers to be freed. + * + * HISTORY: + * + * $Log: isa_buff.h,v $ + * Revision 1.1.1.1 1997/10/30 23:27:15 verghese + * current 10/29/97 + * + * Revision 1.3 1994/08/05 20:13:47 fdh + * Updated Copyright header and RCS $Id: identifier. + * + * Revision 1.2 1994/06/20 14:18:59 fdh + * Fixup header file preprocessor #include conditionals. + * + * Revision 1.1 1993/08/06 10:31:10 berent + * Initial revision + * + * + */ + + +/* isa_buffer_init_module - initialise the module + */ +extern void isa_buffer_init_module(void); + +/* isa_buffer_alloc - allocate a region of memory accessable by ISA DMA devices + * + * Argument: + * size - number of bytes to allocate + * + * Result: + * Pointer to start of buffer + */ +extern void * isa_buffer_alloc(int size); + +#endif /* __ISA_BUFFER_H_LOADED */ |