or EXTLINUX apply to that specific program only; other changes apply
to all derivatives.
+Changes in 3.83:
+ * PXELINUX: clear memory before handing over to a chainloaded
+ NBP. This may help avoid a bug in Windows RIS.
+
Changes in 3.82:
* isohybrid: fix the -partok logic for loading from a partition.
* ISOLINUX: deal with systems which return from INT 13h with
;
; replace_bootstrap for the special case where we have exactly one
-; descriptor.
+; descriptor, based in low memory. We will generate a second descriptor
+; to clear remaining FBM.
;
replace_bootstrap_one:
- push word 1 ; Length of descriptor list
+ mov eax,[trackbuf] ; Base address
+ add eax,[trackbuf+8] ; Length
+ movzx edx,word [BIOS_fbm]
+ shl edx,10 ; Free Base Memory
+ sub edx,eax
+ mov [trackbuf+12],eax
+ or dword [trackbuf+16],-1 ; Zero memory
+ mov [trackbuf+20],edx
+ push word 2 ; Length of descriptor list
; Fall through
;