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Last change
on this file since 523 was
444,
checked in by satin@…, 7 years ago
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add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
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File size:
1.0 KB
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| 1 | /* Copyright (c) 1995 Cygnus Support |
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| 2 | * |
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| 3 | * The authors hereby grant permission to use, copy, modify, distribute, |
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| 4 | * and license this software and its documentation for any purpose, provided |
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| 5 | * that existing copyright notices are retained in all copies and that this |
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| 6 | * notice is included verbatim in any distributions. No written agreement, |
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| 7 | * license, or royalty fee is required for any of the authorized uses. |
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| 8 | * Modifications to this software may be copyrighted by their authors |
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| 9 | * and need not follow the licensing terms described here, provided that |
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| 10 | * the new terms are clearly indicated on the first page of each file where |
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| 11 | * they apply. |
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| 12 | * |
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| 13 | * The w89k uses a memory mapped I/O scheme as well as a PC style ISA bus. |
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| 14 | * All I/O accesses are via a port. |
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| 15 | */ |
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| 16 | #define IOSPACE 0xf0000000 |
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| 17 | #define outp(port,val) *((volatile unsigned char*)(IOSPACE+port))=val |
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| 18 | #define inp(port) *((volatile unsigned char*)(IOSPACE+port)) |
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| 19 | #define RS232PORT 0x3f8 |
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| 20 | #define COM1_LSR (0x3f8 + 5) |
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| 21 | #define COM1_DATA (0x3f8 + 0) |
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| 22 | |
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| 23 | #define RS232REG 0x3fd |
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| 24 | #define TRANSMIT 0x20 |
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| 25 | #define RECEIVE 0x01 |
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