Changeset 364 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Src/Boot/BootMenuInfo.asm

Timestamp:

Mar 27, 2012, 4:21:58 PM (12 years ago)

Author:

aitotat@…

google:author:

aitotat@gmail.com

Message:

Changes to XTIDE Universal BIOS:

• Advanced ATA Module variables are now kept in DPTs.
• Forced full mode when using Advanced ATA Module.

File:

• trunk/XTIDE_Universal_BIOS/Src/Boot/BootMenuInfo.asm (modified) (4 diffs)

trunk/XTIDE_Universal_BIOS/Src/Boot/BootMenuInfo.asm

@@ -17 +17 @@
 ;       ES:BX:  Ptr to BOOTMENUINFO (if successful)
 ;   Corrupts registers:
-;       AX, CX, DX, DI
+;       AX, BX, CX, DX, DI
 ;--------------------------------------------------------------------
 BootMenuInfo_CreateForHardDisk:
     call    BootMenuInfo_ConvertDPTtoBX         ; ES:BX now points to new BOOTMENUINFO
-    push    ds                                  ; Preserve RAMVARS...
-    push    si                                  ; ...and SI
-
-    push    es                                  ; ES to be copied to DS
-
-%ifdef MODULE_ADVANCED_ATA
-    ; Copy DPT_ADVANCED_ATA to BOOTMENUINFO to keep DPTs small.
-    ; DPT_ADVANCED_ATA has variables that are only needed during initialization.
-    mov     ax, [di+DPT_ADVANCED_ATA.wIdeBasePort]
-    mov     [es:bx+BOOTMENUINFO.wIdeBasePort], ax
-    mov     dx, [di+DPT_ADVANCED_ATA.wMinPioActiveTimeNs]
-    mov     [es:bx+BOOTMENUINFO.wMinPioActiveTimeNs], dx
-
-    mov     ax, [di+DPT_ADVANCED_ATA.wMinPioRecoveryTimeNs]
-    mov     cx, [di+DPT_ADVANCED_ATA.wControllerID]
-    mov     dx, [di+DPT_ADVANCED_ATA.wControllerBasePort]
-    pop     ds                                  ; ES copied to DS
-    mov     [bx+BOOTMENUINFO.wMinPioRecoveryTimeNs], ax
-    mov     [bx+BOOTMENUINFO.wControllerID], cx
-    mov     [bx+BOOTMENUINFO.wControllerBasePort], dx
-
-%else
-    pop     ds                                  ; ES copied to DS
-%endif
 
     ; Store Drive Name
+    push    ds                                  ; Preserve RAMVARS
+    push    si
+
+    push    es                                  ; ES copied to DS
+    pop     ds
+
     add     si, BYTE ATA1.strModel              ; DS:SI now points drive name
     lea     di, [bx+BOOTMENUINFO.szDrvName]     ; ES:DI now points to name destination
@@ -60 +42 @@
     pop     si
     pop     ds
+        
     ret
 
@@ -72 +55 @@
 ;       CX
 ;--------------------------------------------------------------------
+ALIGN JUMP_ALIGN
 BootMenuInfo_GetTotalSectorCount:
     test    BYTE [di+DPT.bFlagsLow], FLG_DRVNHEAD_LBA
@@ -117 +101 @@
     xchg    ax, bx
     pop     ax
-    ret         
+    ret