diff options
| author | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2019-07-01 10:12:45 +0300 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2019-09-19 09:28:55 +0000 |
| commit | 5a157176dd8787aed39a8d14691ba536bee08dcf (patch) | |
| tree | f67cd11dcf0d1855cf38438b06ac7440f05d1a0b /src/cpu/x86/lapic | |
| parent | 7841a7f82416e6ad1d00610cca43a3fa9cc6b320 (diff) | |
cpu/x86/lapic: Refactor timer_fsb()
Common apic_timer code in cpu/x86 should not depend on
intel header files.
Change-Id: Ib099921d4b8e561daea47219385762bb00fc4548
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34091
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/cpu/x86/lapic')
| -rw-r--r-- | src/cpu/x86/lapic/apic_timer.c | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/src/cpu/x86/lapic/apic_timer.c b/src/cpu/x86/lapic/apic_timer.c index 83521b7230..58836b5e3f 100644 --- a/src/cpu/x86/lapic/apic_timer.c +++ b/src/cpu/x86/lapic/apic_timer.c @@ -17,44 +17,8 @@ #include <thread.h> #include <arch/cpu.h> #include <arch/early_variables.h> -#include <cpu/intel/fsb.h> #include <cpu/x86/msr.h> #include <cpu/x86/lapic.h> -#include <cpu/intel/speedstep.h> - -/* NOTE: This code uses global variables, so it can not be used during - * memory init. - */ - -#if CONFIG_UDELAY_LAPIC_FIXED_FSB != 0 -static inline u32 get_timer_fsb(void) -{ - return CONFIG_UDELAY_LAPIC_FIXED_FSB; -} - -static int set_timer_fsb(void) -{ - return 0; -} -#else -static u32 g_timer_fsb CAR_GLOBAL; - -static int set_timer_fsb(void) -{ - int ia32_fsb = get_ia32_fsb(); - - if (ia32_fsb > 0) { - car_set_var(g_timer_fsb, ia32_fsb); - return 0; - } - return -1; -} - -static inline u32 get_timer_fsb(void) -{ - return car_get_var(g_timer_fsb); -} -#endif void init_timer(void) { @@ -66,9 +30,6 @@ void init_timer(void) /* Set the initial counter to 0xffffffff */ lapic_write(LAPIC_TMICT, 0xffffffff); - - /* Set FSB frequency to a reasonable value */ - set_timer_fsb(); } void udelay(u32 usecs) |