Searched hist:"3 ba6a0f4f6a2381ad32930df6277930a3de577bc" (Results 1 – 1 of 1) sorted by relevance
| /rk3399_rockchip-uboot/arch/x86/ |
| H A D | Kconfig | 3ba6a0f4f6a2381ad32930df6277930a3de577bc Tue Jan 06 14:14:14 UTC 2015 Bin Meng <bmeng.cn@gmail.com> x86: Allow a hardcoded TSC frequency provided by Kconfig
By default U-Boot automatically calibrates TSC running frequency via MSR and PIT. The calibration may not work on every x86 processor, so a new Kconfig option CONFIG_TSC_CALIBRATION_BYPASS is introduced to allow bypassing the calibration and assign a hardcoded TSC frequency CONFIG_TSC_FREQ_IN_MHZ.
Normally the bypass should be turned on in a simulation environment like qemu.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Acked-by: Simon Glass <sjg@chromium.org>
|