Index: sys/arm/arm/locore-v6.S =================================================================== --- sys/arm/arm/locore-v6.S +++ sys/arm/arm/locore-v6.S @@ -45,6 +45,11 @@ #define PTE1_SIZE L1_S_SIZE #endif +#if __ARM_ARCH >= 7 + /* For HYP instructions */ + .arch_extension virt +#endif + /* A small statically-allocated stack used only during initarm() and AP startup. */ #define INIT_ARM_STACK_SIZE 2048 @@ -76,6 +81,18 @@ mov r10, r2 /* Save meta data */ mov r11, r3 /* Future expansion */ +#if __ARM_ARCH >= 7 + /* Leave HYP mode */ + mrs r0, cpsr + and r0, r0, #(PSR_MODE) /* Mode is in the low 5 bits of CPSR */ + teq r0, #(PSR_HYP32_MODE) /* Hyp Mode? */ + bne no_hyp + adr lr, no_hyp + msr elr_hyp, lr + eret +no_hyp: +#endif + /* * Check whether data cache is enabled. If it is, then we know * current tags are valid (not power-on garbage values) and there @@ -398,6 +415,19 @@ #if defined(SMP) ASENTRY_NP(mpentry) + +#if __ARM_ARCH >= 7 + /* Leave HYP mode */ + mrs r0, cpsr + and r0, r0, #(PSR_MODE) /* Mode is in the low 5 bits of CPSR */ + teq r0, #(PSR_HYP32_MODE) /* Hyp Mode? */ + bne no_hyp_mp + adr lr, no_hyp_mp + msr elr_hyp, lr + eret +no_hyp_mp: +#endif + /* Make sure interrupts are disabled. */ cpsid ifa