diff options
Diffstat (limited to 'src/cpu/intel')
| -rw-r--r-- | src/cpu/intel/common/fsb.c | 31 |
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; } /** |