/*
   "isapnp.h"

   created by: grayspace aka J. Leveille
   for: UbixOS Project
   date: May 12, 2002

   Purpose: ISA PNP support

   $Id$
*/

#ifndef _ISAPNP_H
#define _ISAPNP_H

#include "misc_string_conv.h"

/* structure for holding an ISA-PNP device ID */
typedef struct tagISAPNP_ID
{
   WORDg text;
   BYTEg a_hex[2];
}
ISAPNP_ID;

/* structure for holding configuration file info about a
   particular ISA-PNP device                             */
typedef struct tagISAPNP_DEV_INFO
{
   /* 'class' of device */
   BYTEg devclass;
   
   /* device ID */
   ISAPNP_ID id;

   /* kernal string ID of description */
   DWORDg descID;
}
ISAPNP_DEV_INFO;

/* structure for holding device info database
   NOTE: should be sorted by 'id'               */
typedef struct tagISAPNP_DEV_INFO_DB
{
   // pointer to infos
   ISAPNP_DEV_INFO * p_infos;

   // number of infos
   int numinfos;
}
ISAPNP_DEV_INFO_DB;

/* fill a 'ISAPNP_ID' struct from four bytes assumed to be in little endian
   format */
#define ISAPNP_ID_FROMBYTES( dst_id, p_bytes )\
         (dst_id).text = (WORDg) (((DWORDg) (p_bytes)[1])<<8);\
         (dst_id).text |= (WORDg) (p_bytes)[1]

/*
   NOTE:
      - in 'id.text'
      - bits [10,14] are first character - 64
      - bits [5,9] are second character - 64
      - bits [0,4] are third character - 64
*/
#define ISAPNP_ID_GETSTRING( p_dststr, id )\
         (p_dststr)[0] = (((id).text >> 10)&0x1F) + 64;\
         (p_dststr)[1] = (((id).text >> 5)&0x1F) + 64;\
         (p_dststr)[2] = ((id).text&0x1F) + 64;\
         HEX_GETSTRING_BYTE_NONULL( p_dst_str + 3, (id).a_hex[1] );\
         HEX_GETSTRING_BYTE( p_dst_str + 5, (id).a_hex[0] )

#define ACCESS_FUNC_PORT   "movl %edx, $0x279\n\t"
#define ACCESS_DATA_PORT   "movl %edx, $0x2A9\n\t"
#define FUNC_SETREADPORT   "movb $0x00, %al\n\toutb %dx, %al\n\t"
#define FUNC_ISOLATION     "movb $0x01, %al\n\toutb %dx, %al\n\t"
#define FUNC_CONFIGCONTROL "movb $0x02, %al\n\toutb %dx, %al\n\t"
#define FUNC_WAKEUP        "movb $0x03, %al\n\toutb %dx, %al\n\t"
#define FUNC_RESOURCEDATA  "movb $0x04, %al\n\toutb %dx, %al\n\t"
#define FUNC_STATUS        "movb $0x05, %al\n\toutb %dx, %al\n\t"
#define FUNC_SETCARDNUM    "movb $0x06, %al\n\toutb %dx, %al\n\t"
#define FUNC_SETDEVICENUM  "movb $0x07, %al\n\toutb %dx, %al\n\t"
#define FUNC_ACTIVATEADDR  "movb $0x1E, %al\n\toutb %dx, %al\n\t"
#define FUNC_IORANGECHECK  "movb $0x1F, %al\n\toutb %dx, %al\n\t"

#endif // _ISAPNP_H