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| author | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2019-11-01 18:25:46 +0200 |
|---|---|---|
| committer | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2019-11-03 06:16:24 +0000 |
| commit | ddd6ca78a1ec57d8549393124a3e5fbad0cdf362 (patch) | |
| tree | 97598b9dbba6035081c41ed9e02ad921f8bef1cc /src | |
| parent | 5b15e0103536101a4e0ebd398df9a0edbb3a9648 (diff) | |
| download | coreboot-ddd6ca78a1ec57d8549393124a3e5fbad0cdf362.tar.xz | |
intel/quark: Switch to TSC_MONOTONIC_TIMER
Change-Id: I5ea899863c5b9ed516a55ba2e7524dd33a6f651d
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/36554
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/soc/intel/quark/Kconfig | 1 | ||||
| -rw-r--r-- | src/soc/intel/quark/tsc_freq.c | 11 |
2 files changed, 1 insertions, 11 deletions
diff --git a/src/soc/intel/quark/Kconfig b/src/soc/intel/quark/Kconfig index 75f13543ca..461d230371 100644 --- a/src/soc/intel/quark/Kconfig +++ b/src/soc/intel/quark/Kconfig @@ -36,6 +36,7 @@ config CPU_SPECIFIC_OPTIONS select SPI_FLASH select UART_OVERRIDE_REFCLK select UDELAY_TSC + select TSC_MONOTONIC_TIMER select UNCOMPRESSED_RAMSTAGE select USE_MARCH_586 select NO_SMM diff --git a/src/soc/intel/quark/tsc_freq.c b/src/soc/intel/quark/tsc_freq.c index e6d0369eff..fa5bd67efe 100644 --- a/src/soc/intel/quark/tsc_freq.c +++ b/src/soc/intel/quark/tsc_freq.c @@ -14,21 +14,10 @@ * GNU General Public License for more details. */ -#include <stdint.h> -#include <cpu/x86/msr.h> #include <cpu/x86/tsc.h> -#include <timer.h> unsigned long tsc_freq_mhz(void) { /* CPU freq = 400 MHz */ return 400; } - -void timer_monotonic_get(struct mono_time *mt) -{ - uint64_t tsc_value; - - tsc_value = rdtscll(); - mt->microseconds = tsc_value / tsc_freq_mhz(); -} |