On 08/29/2013 03:57 AM, Alexandre Courbot wrote:
> Trusted Foundations is a TrustZone-based secure monitor for ARM that
> can be invoked using a consistent smc-based API on all supported
Nit: s/smc/SMC/?
> diff --git a/arch/arm/include/asm/trusted_foundations.h
> b/arch/arm/include/asm/trusted_foundations.h
> +#if IS_ENABLED(CONFIG_TRUSTED_FOUNDATIONS)
> +
> +void register_trusted_foundations(struct trusted_foundations_platform_data
> *pd);
> +void of_register_trusted_foundations(void);
> +
> +#else
> +
> +static inline void register_trusted_foundations(
> + struct trusted_foundations_platform_data *pd)
> +{
> + pr_crit("No support for Trusted Foundations, stopping...\n");
> + BUG();
> +}
> +
> +static inline void of_register_trusted_foundations(void)
> +{
> + register_trusted_foundations(NULL);
That will cause a hard-fail. I assume that should only happen if the TL
DT node is present; if there's no DT node, it's fine for a kernel
without any TL support to run.
> +}
> +
> +#endif /* IS_ENABLED(CONFIG_TRUSTED_FOUNDATIONS) */
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