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| author | Stefan Reinauer <reinauer@chromium.org> | 2012-05-02 16:38:47 -0700 |
|---|---|---|
| committer | Stefan Reinauer <stefan.reinauer@coreboot.org> | 2012-05-03 20:34:05 +0200 |
| commit | d4bacf962c9e6185e7259eb4f7830bffca197e71 (patch) | |
| tree | 4359d4552355de365a6f3a2c9580e7d5143259d1 /src/arch/x86/boot/acpigen.c | |
| parent | 6870f0cc290c3aa106ccfc84ae62902b27eee4dc (diff) | |
| download | coreboot-d4bacf962c9e6185e7259eb4f7830bffca197e71.tar.xz | |
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>
Reviewed-on: http://review.coreboot.org/994
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Diffstat (limited to 'src/arch/x86/boot/acpigen.c')
| -rw-r--r-- | 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 04aeddfc01..e7a297d357 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; } |