__sme_early_map_unmap_mem
__sme_early_map_unmap_mem(real_mode_data, sizeof(boot_params), false);
__sme_early_map_unmap_mem(__va(cmdline_paddr), COMMAND_LINE_SIZE, false);
__sme_early_map_unmap_mem(real_mode_data, sizeof(boot_params), true);
__sme_early_map_unmap_mem(__va(cmdline_paddr), COMMAND_LINE_SIZE, true);