452 static int __init check_physptr(struct mpf_intel *mpf, unsigned int early)  in check_physptr()  argument
457 	size = get_mpc_size(mpf->physptr);  in check_physptr()
458 	mpc = early_memremap(mpf->physptr, size);  in check_physptr()
506 	struct mpf_intel *mpf;  in default_get_smp_config()  local
524 	mpf = early_memremap(mpf_base, sizeof(*mpf));  in default_get_smp_config()
525 	if (!mpf) {  in default_get_smp_config()
531 		mpf->specification);  in default_get_smp_config()
533 	if (mpf->feature2 & (1 << 7)) {  in default_get_smp_config()
544 	if (mpf->feature1) {  in default_get_smp_config()
553 		pr_info("Default MP configuration #%d\n", mpf->feature1);  in default_get_smp_config()
554 		construct_default_ISA_mptable(mpf->feature1);  in default_get_smp_config()
556 	} else if (mpf->physptr) {  in default_get_smp_config()
557 		if (check_physptr(mpf, early)) {  in default_get_smp_config()
558 			early_memunmap(mpf, sizeof(*mpf));  in default_get_smp_config()
570 	early_memunmap(mpf, sizeof(*mpf));  in default_get_smp_config()
573 static void __init smp_reserve_memory(struct mpf_intel *mpf)  in smp_reserve_memory()  argument
575 	memblock_reserve(mpf->physptr, get_mpc_size(mpf->physptr));  in smp_reserve_memory()
581 	struct mpf_intel *mpf;  in smp_scan_config()  local
586 	BUILD_BUG_ON(sizeof(*mpf) != 16);  in smp_scan_config()
590 		mpf = (struct mpf_intel *)bp;  in smp_scan_config()
592 		    (mpf->length == 1) &&  in smp_scan_config()
594 		    ((mpf->specification == 1)  in smp_scan_config()
595 		     || (mpf->specification == 4))) {  in smp_scan_config()
603 				base, base + sizeof(*mpf) - 1, mpf);  in smp_scan_config()
605 			memblock_reserve(base, sizeof(*mpf));  in smp_scan_config()
606 			if (mpf->physptr)  in smp_scan_config()
607 				smp_reserve_memory(mpf);  in smp_scan_config()
861 	struct mpf_intel *mpf;  in update_mp_table()  local
871 	mpf = early_memremap(mpf_base, sizeof(*mpf));  in update_mp_table()
872 	if (!mpf) {  in update_mp_table()
880 	if (mpf->feature1)  in update_mp_table()
883 	if (!mpf->physptr)  in update_mp_table()
886 	size = get_mpc_size(mpf->physptr);  in update_mp_table()
887 	mpc = early_memremap(mpf->physptr, size);  in update_mp_table()
897 	pr_info("physptr: %x\n", mpf->physptr);  in update_mp_table()
923 		mpf->physptr = mpc_new_phys;  in update_mp_table()
929 		if (mpc_new_phys - mpf->physptr) {  in update_mp_table()
938 			memcpy(mpf_new, mpf, 16);  in update_mp_table()
939 			early_memunmap(mpf, sizeof(*mpf));  in update_mp_table()
940 			mpf = mpf_new;  in update_mp_table()
941 			mpf->physptr = mpc_new_phys;  in update_mp_table()
943 		mpf->checksum = 0;  in update_mp_table()
944 		mpf->checksum -= mpf_checksum((unsigned char *)mpf, 16);  in update_mp_table()
945 		pr_info("physptr new: %x\n", mpf->physptr);  in update_mp_table()
960 	early_memunmap(mpf, sizeof(*mpf));  in update_mp_table()