Mercurial > hg > Members > kono > os9 > sbc09

diff io.c @ 45:07c84761da6f

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dd vrbf asm code
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Thu, 19 Jul 2018 16:21:47 +0900
parents b26c23331d02
children ec9f494497e1
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line diff
--- a/io.c	Thu Jul 19 11:31:17 2018 +0900
+++ b/io.c	Thu Jul 19 16:21:47 2018 +0900
@@ -71,10 +71,11 @@
  *   IOPAGE + 0x31-  YY/MM/DD/HH/MM/SS
  *
  *   IOPAGE + 0x40   Disk control        0x81 read/0x55 write   0 ... ok / 0xff .. error
- *   IOPAGE + 0x41   drive no / ( VDISK  0 for system, 1 for user )
- *   IOPAGE + 0x42   LSN2
- *   IOPAGE + 0x43   LSN1
- *   IOPAGE + 0x44   LSN0
+ *                                       0xd1- VDISK command
+ *   IOPAGE + 0x41   drive no           / VDISK drv
+ *   IOPAGE + 0x42   LSN2               / VDISK sysmode  0 for system, 1 for user 
+ *   IOPAGE + 0x43   LSN1               / VDISK Curdir pd number
+ *   IOPAGE + 0x44   LSN0               / VDISK file attribute
  *   IOPAGE + 0x45   ADR2
  *   IOPAGE + 0x46   ADR1
  *