# The OS/K Team licenses this file to you under the MIT license.
# See the LICENSE file in the project root for more information.

Disk device function slots:

   slot    ax0 ax1 ax2 thr  name            desc
    0       -   -   -   -   ispresent       rax = is disk present?
    1       -   -   -   -   isready         rax = is disk ready?
   2-15     -   -   -   -   (reserved)      (reserved)

    16      p   i   -   -   firstfile
    - write name of first file on disk in #ax1-sized buffer #ax0

    17      p   i   -   -   findnext
    - write name of next file on disk in #ax1-sized buffer #ax0

    For both slot #16 and slot #17:
    - rax = number of bytes written (0 = no files found)
    - rdx = number of bytes in file

   18-21    -   -   -   -   (reserved)      (reserved)

    25      p   i   -   -   open
    - open file whose name is stored in string *ax0
    - rax = -1 if couldn't open file, rax = file handle otherwise

    26      i   -   -   -   close           closes file with handle #ax0