On 1/9/24 00:40, Alexey Makhalov wrote:
> +#ifdef CONFIG_INTEL_TDX_GUEST
> +unsigned long vmware_tdx_hypercall(unsigned long cmd,
> + struct tdx_module_args *args)
> +{
> + if (!hypervisor_is_type(X86_HYPER_VMWARE))
> + return ULONG_MAX;
> +
> + if (cmd & ~VMWARE_CMD_MASK) {
> + pr_warn_once("Out of range command %lx\n", cmd);
> + return ULONG_MAX;
> + }
> +
> + args->r10 = VMWARE_TDX_VENDOR_LEAF;
> + args->r11 = VMWARE_TDX_HCALL_FUNC;
> + args->r12 = VMWARE_HYPERVISOR_MAGIC;
> + args->r13 = cmd;
> + args->r15 = 0; /* CPL */
> +
> + __tdx_hypercall(args);
> +
> + return args->r12;
> +}
> +EXPORT_SYMBOL_GPL(vmware_tdx_hypercall);
> +#endif
This is the kind of wrapper that I was hoping for. Thanks.
Acked-by: Dave Hansen <dave.han...@linux.intel.com>
