Function gs_initialize

example/default/src/x64/intel/gs_initialize.hpp:50–65

<!-- description --> @brief Initializes the Global Storage (GS). <!-- inputs/outputs --> @param mut_gs the gs_t to use @param mut_sys the bf_syscall_t to use @param intrinsic the intrinsic_t to use @return Returns bsl::errc_success on success, bsl::errc_failure and friends otherwise

    ///     and friends otherwise
    ///
    [[nodiscard]] constexpr auto
    gs_initialize(
        gs_t &mut_gs, syscall::bf_syscall_t &mut_sys, intrinsic_t const &intrinsic) noexcept
        -> bsl::errc_type
    {
        bsl::discard(intrinsic);

        mut_gs.msr_bitmap =
            mut_sys.bf_mem_op_alloc_page<lib::basic_page_4k_t>(mut_gs.msr_bitmap_phys);
        if (bsl::unlikely(nullptr == mut_gs.msr_bitmap)) {
            bsl::print<bsl::V>() << bsl::here();
            return bsl::errc_failure;
        }

        return bsl::errc_success;
    }
}

#endif