Hi Max, On 2016-07-26 02:31, Max Krummenacher wrote: > Hi Stefan > >> From: Stefan Agner [mailto:[email protected]] >> Sent: Dienstag, 26. Juli 2016 07:58 >> >> Use CONFIG_TIMER_CLK_FREQ to let the non-secure init code initialize the >> generic timer on all CPU's. This allows to make use of the timer freuquency >> register also on other CPU than the start CPU which is important for KVM. > [Krummenacher Max] > Could you elaborate on the 'other CPUs'? The SMP companions Cortex A7 > or the Cortex M4.
This is only for the primary A-Class CPU complex. The generic timer is only available there. > And what exactly is KVM here? Kernel-based Virtual Machine, the Linux integrated hypervisor. The Cortex-A7 support ARM's virtualization extensions which allow to make use of KVM... -- Stefan > >> >> Signed-off-by: Stefan Agner <[email protected]> >> --- >> >> include/configs/mx7_common.h | 1 + >> 1 file changed, 1 insertion(+) >> >> diff --git a/include/configs/mx7_common.h >> b/include/configs/mx7_common.h index 9f80f9f..7295fa6 100644 >> --- a/include/configs/mx7_common.h >> +++ b/include/configs/mx7_common.h >> @@ -21,6 +21,7 @@ >> #define CONFIG_MXC_GPT_HCLK >> #define CONFIG_SYSCOUNTER_TIMER >> #define CONFIG_SC_TIMER_CLK 8000000 /* 8Mhz */ >> +#define CONFIG_TIMER_CLK_FREQ CONFIG_SC_TIMER_CLK >> #define CONFIG_SYS_FSL_CLK >> >> #define CONFIG_SYS_BOOTM_LEN 0x1000000 >> -- >> 2.9.0 > > Thanks & Regards, > Max Krummenacher _______________________________________________ U-Boot mailing list [email protected] http://lists.denx.de/mailman/listinfo/u-boot
