Changeset 91

Timestamp:

Apr 8, 2017, 12:26:27 AM (8 years ago)

Author:

Ben Rietbroek

Message:

Dump Disk Information (debugging) [v1.1.1-testing]

CAUTION:
This is a testbuild !
AirBoot uses the BIOS to access disks and a small coding error can trash
partition tables or other vital disk structures. You are advised to make
backups of TRACK0 and EBRs before using this testbuild. More info at:
​https://rousseaux.github.io/netlabs.air-boot/pdf/AirBoot-v1.1.0-manual.pdf

File:

• trunk/bootcode/regular/debug.asm (modified) (4 diffs)

trunk/bootcode/regular/debug.asm

@@ -326 +326 @@
 ; Dump some disk information.
 ;
-IF  0
+IF  1
 ddi     db  10,'DumpDiskInfo:',10,0
 DEBUG_DumpDiskInfo          Proc
@@ -332 +332 @@
         pusha
 
-        add     al, 50h                 ; ASCII '0' to BIOS 80h, '1'->81h, etc.
+        ; ASCII '0' to BIOS 80h, '1'->81h, etc.
+        add     al, 50h
 
         mov     si, offset [ddi]
         call    AuxIO_Print
 
+        ; Print disk-number
         call    AuxIO_TeletypeHexByte
         call    AuxIO_TeletypeNL
+
+        ; Show disk parameters (legacy version)
+        pusha
+            mov     dl, al
+            mov     ah, 08h
+            int     13h
+            call    DEBUG_DumpRegisters
+        popa
+
+        ; Show status of last operation
+        pusha
+            mov     dl, al
+            mov     ah, 01
+            int     13h
+            mov     al, ah
+            call    AuxIO_TeletypeHexByte
+            call    AuxIO_TeletypeNL
+        popa
 
         popa
@@ -708 +728 @@
     pushf
     pusha
-    call    DEBUG_Test_CONV_BinToPBCD
+    ;~ call    DEBUG_Test_CONV_BinToPBCD
     ;~ call    DEBUG_Test_MATH_Mul32
     popa
@@ -725 +745 @@
 ; Test the packed BCD conversion function.
 ;
-IF 1
+IF 0
 db_testbin2pbcd db "## TEST BIN2PBCD ##",10,0
 DEBUG_Test_CONV_BinToPBCD   Proc