Changeset 12294 in vbox for trunk/src/VBox/Devices/PC/BIOS

Timestamp:

Sep 9, 2008 1:47:17 PM (17 years ago)

Author:

vboxsync

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

36302

Message:

conditional compilation of guest SMP related stuff (disabled by default),
also memory above 4G included to that to give additional testing to the code

File:

• trunk/src/VBox/Devices/PC/BIOS/rombios.c (modified) (4 diffs)

trunk/src/VBox/Devices/PC/BIOS/rombios.c

@@ -4588 +4588 @@
 {
   Bit32u  extended_memory_size=0; // 64bits long
-#if 0  /* bird: later */
+#if VBOX_WITH_SMP_GUESTS
   Bit32u  extra_lowbits_memory_size=0;
 #endif
   Bit16u  CX,DX;
-#if 0  /* bird: later */
+#if VBOX_WITH_SMP_GUESTS
   Bit8u   extra_highbits_memory_size=0;
 #endif
@@ -4668 +4668 @@
                 }
 
-#if 0 /* bird: later (btw. this ain't making sense complixity wise, unless its a AMI/AWARD/PHOENIX interface) */
+#if VBOX_WITH_SMP_GUESTS /* bird: later (btw. this ain't making sense complixity wise, unless its a AMI/AWARD/PHOENIX interface) */
                 extra_lowbits_memory_size = inb_cmos(0x61);
                 extra_lowbits_memory_size <<= 8;
@@ -4743 +4743 @@
                         set_e820_range(ES, regs.u.r16.di,
                                        0xfffc0000L, 0x00000000L, 0, 0, 2);
-#if 0 /* bird: later */
+#if VBOX_WITH_SMP_GUESTS
                         if (extra_highbits_memory_size || extra_lowbits_memory_size)
                             regs.u.r32.ebx = 6;
@@ -4753 +4753 @@
                         CLEAR_CF();
                         return;
-#if 0 /* bird: later */
+#if VBOX_WITH_SMP_GUESTS
                     case 6:
                         /* Mapping of memory above 4 GB */