Previously, the BIOS would probe the CPUs for SMP guests. This tends to be
very unreliably because of startup timing issues. By passing the number of
CPUs in the CMOS, the BIOS can detect the number of CPUs much more reliably.
(Anthony Liguori)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4114
c046a42c-6fe2-441c-8c8c-
71466251a162
rtc_set_memory(s, 0x34, val);
rtc_set_memory(s, 0x35, val >> 8);
rtc_set_memory(s, 0x34, val);
rtc_set_memory(s, 0x35, val >> 8);
+ /* set the number of CPU */
+ rtc_set_memory(s, 0x5f, smp_cpus - 1);
+
/* set boot devices, and disable floppy signature check if requested */
#define PC_MAX_BOOT_DEVICES 3
nbds = strlen(boot_device);
/* set boot devices, and disable floppy signature check if requested */
#define PC_MAX_BOOT_DEVICES 3
nbds = strlen(boot_device);