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authorPaul Menzel <paulepanter@users.sourceforge.net>2017-02-27 01:01:55 +0100
committerNico Huber <nico.h@gmx.de>2017-03-09 10:06:12 +0100
commit7129ccbd2330c42e9dc32c6e8127620556260c33 (patch)
tree750f85955a2118a3e7b161cd57277f9ab64ab69f /src
parenta89254801cb033d43337f8f89f815673d327d42d (diff)
downloadcoreboot-7129ccbd2330c42e9dc32c6e8127620556260c33.tar.xz
cpu/intel/model_6{e,f}x: Unify init files
The init files for the Core Duo and Core 2 Duo are very similar. Reduce the differences, by using the same order for the include statements, the same blank lines, and the same comments. Change-Id: I0de060222a61a482377c760c6031d73c7e318edf Signed-off-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-on: https://review.coreboot.org/18506 Tested-by: build bot (Jenkins) Reviewed-by: Philippe Mathieu-Daudé <philippe.mathieu.daude@gmail.com> Reviewed-by: Martin Roth <martinroth@google.com>
Diffstat (limited to 'src')
-rw-r--r--src/cpu/intel/model_6ex/model_6ex_init.c11
-rw-r--r--src/cpu/intel/model_6fx/model_6fx_init.c11
2 files changed, 12 insertions, 10 deletions
diff --git a/src/cpu/intel/model_6ex/model_6ex_init.c b/src/cpu/intel/model_6ex/model_6ex_init.c
index cc1260ea81..a93b113e0b 100644
--- a/src/cpu/intel/model_6ex/model_6ex_init.c
+++ b/src/cpu/intel/model_6ex/model_6ex_init.c
@@ -21,8 +21,8 @@
#include <cpu/x86/mtrr.h>
#include <cpu/x86/msr.h>
#include <cpu/x86/lapic.h>
-#include <cpu/intel/microcode.h>
#include <cpu/intel/hyperthreading.h>
+#include <cpu/intel/microcode.h>
#include <cpu/intel/speedstep.h>
#include <cpu/x86/cache.h>
#include <cpu/x86/name.h>
@@ -34,10 +34,10 @@ static void configure_c_states(void)
msr_t msr;
msr = rdmsr(MSR_PMG_CST_CONFIG_CONTROL);
- msr.lo |= (1 << 15); // config lock until next reset.
+ msr.lo |= (1 << 15); // config lock until next reset
msr.lo |= (1 << 10); // Enable I/O MWAIT redirection for C-States
msr.lo &= ~(1 << 9); // Issue a single stop grant cycle upon stpclk
- msr.lo |= (1 << 3); //dynamic L2
+ msr.lo |= (1 << 3); // dynamic L2
/* Number of supported C-States */
msr.lo &= ~7;
@@ -50,7 +50,7 @@ static void configure_c_states(void)
msr.lo = ((PMB0_BASE + 4) & 0xffff) | (((PMB1_BASE + 9) & 0xffff) << 16);
wrmsr(MSR_PMG_IO_BASE_ADDR, msr);
- /* set C_LVL controls */
+ /* Set C_LVL controls and IO Capture Address */
msr.hi = 0;
msr.lo = (PMB0_BASE + 4) | ((HIGHEST_CLEVEL - 2) << 16); // -2 because LVL0+1 aren't counted
wrmsr(MSR_PMG_IO_CAPTURE_ADDR, msr);
@@ -128,6 +128,9 @@ static void model_6ex_init(struct device *cpu)
x86_setup_mtrrs();
x86_mtrr_check();
+ /* Setup Page Attribute Tables (PAT) */
+ // TODO set up PAT
+
/* Enable the local CPU APICs */
setup_lapic();
diff --git a/src/cpu/intel/model_6fx/model_6fx_init.c b/src/cpu/intel/model_6fx/model_6fx_init.c
index d29895b299..3a6319a62c 100644
--- a/src/cpu/intel/model_6fx/model_6fx_init.c
+++ b/src/cpu/intel/model_6fx/model_6fx_init.c
@@ -21,9 +21,9 @@
#include <cpu/x86/mtrr.h>
#include <cpu/x86/msr.h>
#include <cpu/x86/lapic.h>
+#include <cpu/intel/hyperthreading.h>
#include <cpu/intel/microcode.h>
#include <cpu/intel/speedstep.h>
-#include <cpu/intel/hyperthreading.h>
#include <cpu/x86/cache.h>
#include <cpu/x86/name.h>
#include <cpu/intel/common/common.h>
@@ -34,12 +34,11 @@ static void configure_c_states(void)
msr_t msr;
msr = rdmsr(MSR_PMG_CST_CONFIG_CONTROL);
-
msr.lo |= (1 << 15); // config lock until next reset
msr.lo |= (1 << 14); // Deeper Sleep
- msr.lo |= (1 << 10); // Enable IO MWAIT redirection
- msr.lo &= ~(1 << 9); // Issue a single stop grant cycle upon stpclk
- msr.lo |= (1 << 3); // Dynamic L2
+ msr.lo |= (1 << 10); // Enable I/O MWAIT redirection for C-States
+ msr.lo &= ~(1 << 9); // Issue a single stop grant cycle upon stpclk
+ msr.lo |= (1 << 3); // dynamic L2
/* Number of supported C-States */
msr.lo &= ~7;
@@ -47,7 +46,7 @@ static void configure_c_states(void)
wrmsr(MSR_PMG_CST_CONFIG_CONTROL, msr);
- /* Set Processor MWAIT IO BASE */
+ /* Set Processor MWAIT IO BASE (P_BLK) */
msr.hi = 0;
msr.lo = ((PMB0_BASE + 4) & 0xffff) | (((PMB1_BASE + 9) & 0xffff) << 16);
wrmsr(MSR_PMG_IO_BASE_ADDR, msr);