Stefan Reinauer (stefan.reinauer@coreboot.org) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/994
-gerrit
commit 2badb25677a0425f43f53ece4db187ec829fa659 Author: Stefan Reinauer reinauer@chromium.org Date: Wed May 2 16:38:47 2012 -0700
Print some useful debugging information in PSS table creation
Change-Id: I1ec7a7e54513671331ac12f08d5f59161b72b0fd Example: PSS: 1900MHz power 35000 control 0x1300 status 0x1300 PSS: 1600MHz power 28468 control 0x1000 status 0x1000 PSS: 1400MHz power 24291 control 0xe00 status 0xe00 PSS: 1200MHz power 20340 control 0xc00 status 0xc00 PSS: 1000MHz power 16569 control 0xa00 status 0xa00 PSS: 800MHz power 12937 control 0x800 status 0x800 PSS: 1900MHz power 35000 control 0x1300 status 0x1300 PSS: 1600MHz power 28468 control 0x1000 status 0x1000 PSS: 1400MHz power 24291 control 0xe00 status 0xe00 PSS: 1200MHz power 20340 control 0xc00 status 0xc00 PSS: 1000MHz power 16569 control 0xa00 status 0xa00 PSS: 800MHz power 12937 control 0x800 status 0x800 Signed-off-by: Stefan Reinauer reinauer@google.com --- src/arch/x86/boot/acpigen.c | 6 +++++- 1 files changed, 5 insertions(+), 1 deletions(-)
diff --git a/src/arch/x86/boot/acpigen.c b/src/arch/x86/boot/acpigen.c index 04aeddf..e7a297d 100644 --- a/src/arch/x86/boot/acpigen.c +++ b/src/arch/x86/boot/acpigen.c @@ -426,8 +426,12 @@ int acpigen_write_PSS_package(u32 coreFreq, u32 power, u32 transLat, len += acpigen_write_dword(busmLat); len += acpigen_write_dword(control); len += acpigen_write_dword(status); - //pkglen without the len opcode + // pkglen without the len opcode acpigen_patch_len(len - 1); + + printk(BIOS_DEBUG, "PSS: %uMHz power %u control 0x%x status 0x%x\n", + coreFreq, power, control, status); + return len; }