The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/isa/pnpvar.h

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    1 /*-
    2  * Copyright (c) 1999 Doug Rabson
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  *
   14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   24  * SUCH DAMAGE.
   25  *
   26  *      $FreeBSD: src/sys/isa/pnpvar.h,v 1.8 2004/12/24 22:08:57 imp Exp $
   27  */
   28 
   29 #ifndef _ISA_PNPVAR_H_
   30 #define _ISA_PNPVAR_H_
   31 
   32 #ifdef _KERNEL
   33 
   34 #define PNP_HEXTONUM(c) ((c) >= 'a'             \
   35                          ? (c) - 'a' + 10       \
   36                          : ((c) >= 'A'          \
   37                             ? (c) - 'A' + 10    \
   38                             : (c) - ''))
   39 
   40 #define PNP_EISAID(s)                           \
   41         ((((s[0] - '@') & 0x1f) << 2)           \
   42          | (((s[1] - '@') & 0x18) >> 3)         \
   43          | (((s[1] - '@') & 0x07) << 13)        \
   44          | (((s[2] - '@') & 0x1f) << 8)         \
   45          | (PNP_HEXTONUM(s[4]) << 16)           \
   46          | (PNP_HEXTONUM(s[3]) << 20)           \
   47          | (PNP_HEXTONUM(s[6]) << 24)           \
   48          | (PNP_HEXTONUM(s[5]) << 28))
   49 
   50 typedef int pnp_scan_cb(device_t dev, u_char tag, u_char *res, int len,
   51     struct isa_config *config, int ldn);
   52 
   53 char *pnp_eisaformat(uint32_t id);
   54 void pnp_printf(uint32_t id, char *fmt, ...);
   55 void pnp_parse_resources(device_t dev, u_char *resources, int len, int ldn);
   56 u_char *pnp_parse_dependant(device_t dev, u_char *resources, int len,
   57     struct isa_config *config, int ldn);
   58 u_char *pnp_scan_resources(device_t dev, u_char *resources, int len,
   59     struct isa_config *config, int ldn, pnp_scan_cb *cb);
   60 
   61 void pnp_check_quirks(uint32_t vendor_id, uint32_t logical_id, int ldn,
   62     struct isa_config *config);
   63 
   64 #endif /* _KERNEL */
   65 
   66 #endif /* !_ISA_PNPVAR_H_ */

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