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authorArthur Heymans <arthur@aheymans.xyz>2019-11-20 22:12:08 +0100
committerPatrick Georgi <pgeorgi@google.com>2019-11-29 11:28:19 +0000
commit6229cc93ff16a5a9a424a0323fd631c8b3e1c943 (patch)
treec43852dea6ab0d20215a27e134054655cd20d039 /src/cpu/intel/common
parent462a7daeec809ce8fca2fbb58eeeb5c1a3f099d7 (diff)
downloadcoreboot-6229cc93ff16a5a9a424a0323fd631c8b3e1c943.tar.xz
cpu/intel/common/fsb.c: Drop CAR_GLOBAL_MIGRATION support
Change-Id: I151090c8d7f670f121dc7e4cbebfd720034fde33 Signed-off-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-on: https://review.coreboot.org/c/coreboot/+/37051 Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/cpu/intel/common')
-rw-r--r--src/cpu/intel/common/fsb.c31
1 files changed, 12 insertions, 19 deletions
diff --git a/src/cpu/intel/common/fsb.c b/src/cpu/intel/common/fsb.c
index 0004eade89..0f6fd1d921 100644
--- a/src/cpu/intel/common/fsb.c
+++ b/src/cpu/intel/common/fsb.c
@@ -11,7 +11,6 @@
* GNU General Public License for more details.
*/
-#include <arch/early_variables.h>
#include <cpu/x86/msr.h>
#include <cpu/x86/tsc.h>
#include <cpu/intel/speedstep.h>
@@ -20,8 +19,8 @@
#include <commonlib/helpers.h>
#include <delay.h>
-static u32 g_timer_fsb CAR_GLOBAL;
-static u32 g_timer_tsc CAR_GLOBAL;
+static u32 g_timer_fsb;
+static u32 g_timer_tsc;
/* This is not an architectural MSR. */
#define MSR_PLATFORM_INFO 0xce
@@ -99,8 +98,8 @@ static void resolve_timebase(void)
ret = get_fsb_tsc(&fsb, &ratio);
if (ret == 0) {
u32 tsc = 100 * DIV_ROUND_CLOSEST(ratio * fsb, 100);
- car_set_var(g_timer_fsb, fsb);
- car_set_var(g_timer_tsc, tsc);
+ g_timer_fsb = fsb;
+ g_timer_tsc = tsc;
return;
}
@@ -110,33 +109,27 @@ static void resolve_timebase(void)
printk(BIOS_ERR, "CPU not supported\n");
/* Set some semi-ridiculous defaults. */
- car_set_var(g_timer_fsb, 500);
- car_set_var(g_timer_tsc, 5000);
+ g_timer_fsb = 500;
+ g_timer_tsc = 5000;
return;
}
u32 get_timer_fsb(void)
{
- u32 fsb;
-
- fsb = car_get_var(g_timer_fsb);
- if (fsb > 0)
- return fsb;
+ if (g_timer_fsb > 0)
+ return g_timer_fsb;
resolve_timebase();
- return car_get_var(g_timer_fsb);
+ return g_timer_fsb;
}
unsigned long tsc_freq_mhz(void)
{
- u32 tsc;
-
- tsc = car_get_var(g_timer_tsc);
- if (tsc > 0)
- return tsc;
+ if (g_timer_tsc > 0)
+ return g_timer_tsc;
resolve_timebase();
- return car_get_var(g_timer_tsc);
+ return g_timer_tsc;
}
/**