From fd460e620e8ea945548121d860e032cca9d452bf Mon Sep 17 00:00:00 2001 From: Marshall Buschman Date: Sat, 4 Jun 2011 15:44:54 +0000 Subject: [PATCH] Port persimmon r6583 to e350m1: pstate 0 early Switch processor cores to pstate 0 early to reduce boot time. Signed-off-by: Marshall Buschman Acked-by: Peter Stuge git-svn-id: svn://svn.coreboot.org/coreboot/trunk@6626 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- src/mainboard/asrock/e350m1/romstage.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/src/mainboard/asrock/e350m1/romstage.c b/src/mainboard/asrock/e350m1/romstage.c index d761d73555..7f0b9df278 100644 --- a/src/mainboard/asrock/e350m1/romstage.c +++ b/src/mainboard/asrock/e350m1/romstage.c @@ -47,6 +47,9 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) u32 val; u8 reg8; + // all cores: set pstate 0 (1600 MHz) early to save a few ms of boot time + __writemsr (0xc0010062, 0); + // early enable of SPI 33 MHz fast mode read if (boot_cpu()) {