Fix for r.3989

git-svn-id: svn://kolibrios.org@3999 a494cfbc-eb01-0410-851d-a64ba20cac60

kernel/trunk/boot/bootcode.inc

@@ -806,6 +806,9 @@ end if
 
 .change_a:
         call    clear_vmodes_table             ;clear vmodes_table
+
+        mov     si, word [cursor_pos]
+        mov     word [cursor_pos_old], si
 .loops:
         call    draw_vmodes_table
         _setcursor 25,0         ; out of screen
@@ -816,8 +819,12 @@ end if
         mov     si, word [cursor_pos]
 
         cmp     al, 27              ; If ESC was pressed, do not change the value
-        jz      .esc_pressed        ; Just exit the resolution selection box
-        
+        jnz     @f                   ; Just exit the resolution selection box
+
+        mov     si, word [cursor_pos_old]
+        mov     word [cursor_pos], si
+        jmp     .esc_pressed
+@@:
         cmp     ah, 0x48;x,0x48E0               ; up
         jne     .down
         cmp     si, modes_table

kernel/trunk/boot/bootvesa.inc

@@ -79,6 +79,7 @@ virtual at $A000
 modes_table:
 end virtual
 cursor_pos  dw 0         ;временное хранение курсора.
+cursor_pos_old  dw 0
 home_cursor dw 0    ;current shows rows a table
 end_cursor  dw 0     ;end of position current shows rows a table
 scroll_start dw 0    ;start position of scroll bar