Changeset 97423 in vbox for trunk/src/VBox/ValidationKit/bootsectors

Timestamp:

Nov 6, 2022 2:41:17 PM (2 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

154428

Message:

ValKit/bs3kit: Corrected size of g_apfnBs3TrapHandlers_c32 and g_apfnBs3TrapHandlers_c64. Got bitten by BS3_BEGIN_DATA16 switching to 16-bit mode while code expected ARCH_BITS mode.

File:

• trunk/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-TrapHandlersData.asm (modified) (1 diff)

trunk/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-TrapHandlersData.asm

@@ -43 +43 @@
 
 BS3_BEGIN_DATA16
+        BS3_SET_BITS ARCH_BITS  ; Override the 16-bit mode that BS3_BEGIN_DATA16 implies so we get a correct xCB value.
+
 ;; Pointer C trap handlers.
 ;; Note! The 16-bit ones are all near so we can share them between real, v86 and prot mode.
 ;; Note! Must be in 16-bit data because of BS3TrapSetHandlerEx.
 BS3_GLOBAL_NAME_EX BS3_CMN_NM(g_apfnBs3TrapHandlers), , 256 * xCB
-        resb 256 * xCB
+        resb (256 * xCB)