Changeset 95053 in vbox for trunk/src/VBox

Timestamp:

May 21, 2022 4:52:35 AM (3 years ago)

Author:

vboxsync

Message:

BIOS: Set submodel ID to 1. Also added a disabled IBM VPD table as an example.

File:

• trunk/src/VBox/Devices/PC/BIOS/orgs.asm (modified) (3 diffs)

trunk/src/VBox/Devices/PC/BIOS/orgs.asm

@@ -67 +67 @@
 if VBOX_BIOS_CPU ge 80286
 SYS_MODEL_ID    equ     0FCh            ; PC/AT
+SYS_SUBMODEL_ID equ     1
 else
 SYS_MODEL_ID    equ     0FBh            ; PC/XT
-endif
 SYS_SUBMODEL_ID equ     0
+endif
 BIOS_REVISION   equ     1
 
@@ -1703 +1704 @@
 include pirq.inc
 
+if 0    ; Sample VPD table
+
+;; IBM style VPD (Vital Product Data) information. Most IBM systems
+;; had a VPD table since about 1992, later the same information was
+;; also reported through DMI.
+
+align 16
+        db      0AAh, 055h, 'VPD'
+        db      48                      ; VPD size
+        db      'RESERVE'               ; reserved... for what?
+        db      'INET35WW '             ; BIOS build ID
+        db      '5238NXU'               ; system serial number
+        db      'J1Y3581338D'           ; unique ID
+        db      '8643MD0'               ; IBM machine type
+        db      0                       ; checksum (to be calculated)
+endif
 
 ;; --------------------------------------------------------
@@ -2089 +2106 @@
                 ;; BIOS build date
                 db      BIOS_BUILD_DATE
-                db      0                       ; padding
+                db      0                       ; null terminator
                 ;; System model ID
                 db      SYS_MODEL_ID