Disabling it should help performance.
Signed-off-by: Marc Jones <marc.jones@amd.com>
Acked-by: Peter Stuge <peter@stuge.se>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3262
2b7e53f0-3cfb-0310-b3e9-
8179ed1497e1
static void STOP_CAR_AND_CPU()
{
static void STOP_CAR_AND_CPU()
{
+ msr_t msr;
+
+ /* Disable L2 IC to L3 connection (Only for CAR) */
+ msr = rdmsr(BU_CFG2);
+ msr.lo &= ~(1 << ClLinesToNbDis);
+ wrmsr(BU_CFG2, msr);
+
disable_cache_as_ram(); // inline
stop_this_cpu();
}
disable_cache_as_ram(); // inline
stop_this_cpu();
}