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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>
This commit is contained in:
Stefan Reinauer 2012-05-02 16:38:47 -07:00 committed by Stefan Reinauer
parent 6870f0cc29
commit d4bacf962c
1 changed files with 5 additions and 1 deletions
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6
src/arch/x86/boot/acpigen.c
View File

@ -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;
}