1 // SPDX-License-Identifier: GPL-2.0+
35 	{ EFI_MEMORY_WC_SHIFT, "write-coalescing" },
36 	{ EFI_MEMORY_WT_SHIFT, "write-through" },
37 	{ EFI_MEMORY_WB_SHIFT, "write-back" },
39 	{ EFI_MEMORY_WP_SHIFT, "write-protect" },
40 	{ EFI_MEMORY_RP_SHIFT, "read-protect" },
41 	{ EFI_MEMORY_XP_SHIFT, "execute-protect" },
59 	int64_t diff = desc1->physical_start - desc2->physical_start;  in h_cmp_entry()
62 	 * Manually calculate the difference to avoid sign loss in the 64-bit  in h_cmp_entry()
63 	 * to 32-bit conversion  in h_cmp_entry()
65 	return diff < 0 ? -1 : diff > 0 ? 1 : 0;  in h_cmp_entry()
70 	struct efi_mem_desc *desc, *end, *base, *dest, *prev;  in efi_build_mem_table()  local
74 	base = malloc(size + sizeof(*desc));  in efi_build_mem_table()
75 	if (!base) {  in efi_build_mem_table()
80 	count = ((ulong)end - (ulong)map->desc) / map->desc_size;  in efi_build_mem_table()
81 	memcpy(base, map->desc, (ulong)end - (ulong)map->desc);  in efi_build_mem_table()
82 	qsort(base, count, map->desc_size, h_cmp_entry);  in efi_build_mem_table()
85 	dest = base;  in efi_build_mem_table()
86 	end = (struct efi_mem_desc *)((ulong)base + count * map->desc_size);  in efi_build_mem_table()
87 	for (desc = base; desc < end; desc = efi_get_next_mem_desc(map, desc)) {  in efi_build_mem_table()
88 		bool merge = true;  in efi_build_mem_table()  local
89 		int type = desc->type;  in efi_build_mem_table()
91 		if (skip_bs && is_boot_services(desc->type))  in efi_build_mem_table()
94 		memcpy(dest, desc, map->desc_size);  in efi_build_mem_table()
95 		dest->type = type;  in efi_build_mem_table()
97 			merge = false;  in efi_build_mem_table()
98 		else if (desc->physical_start != addr)  in efi_build_mem_table()
99 			merge = false;  in efi_build_mem_table()
101 			merge = false;  in efi_build_mem_table()
102 		else if (prev->type != EFI_CONVENTIONAL_MEMORY)  in efi_build_mem_table()
103 			merge = false;  in efi_build_mem_table()
105 		if (merge) {  in efi_build_mem_table()
106 			prev->num_pages += desc->num_pages;  in efi_build_mem_table()
111 		addr = desc->physical_start + (desc->num_pages <<  in efi_build_mem_table()
116 	dest->type = EFI_TABLE_END;  in efi_build_mem_table()
118 	return base;  in efi_build_mem_table()
129 	printf(" #  %-14s  %10s  %10s  %10s  %s\n", "Type", "Physical",  in efi_print_mem_table()
135 	for (upto = 0; desc->type != EFI_TABLE_END;  in efi_print_mem_table()
140 		if (skip_bs && is_boot_services(desc->type))  in efi_print_mem_table()
142 		if (desc->physical_start != addr) {  in efi_print_mem_table()
143 			printf("    %-14s  %010llx  %10s  %010llx\n", "<gap>",  in efi_print_mem_table()
144 			       addr, "", desc->physical_start - addr);  in efi_print_mem_table()
146 		size = desc->num_pages << EFI_PAGE_SHIFT;  in efi_print_mem_table()
148 		name = desc->type < ARRAY_SIZE(type_name) ?  in efi_print_mem_table()
149 				type_name[desc->type] : "<invalid>";  in efi_print_mem_table()
150 		printf("%2d  %x:%-12s  %010llx  %010llx  %010llx  ", upto,  in efi_print_mem_table()
151 		       desc->type, name, desc->physical_start,  in efi_print_mem_table()
152 		       desc->virtual_start, size);  in efi_print_mem_table()
153 		if (desc->attribute & EFI_MEMORY_RUNTIME)  in efi_print_mem_table()
155 		printf("%llx", desc->attribute & ~EFI_MEMORY_RUNTIME);  in efi_print_mem_table()
159 			if (attr_seen[i] == desc->attribute)  in efi_print_mem_table()
163 			attr_seen[attr_seen_count++] = desc->attribute;  in efi_print_mem_table()
164 		addr = desc->physical_start + size;  in efi_print_mem_table()
200 	case -ENOENT:  in do_efi_mem()
203 	case -EPROTONOSUPPORT:  in do_efi_mem()
208 	       gd->arch.table, map, size, map->version, map->desc_size);  in do_efi_mem()
209 	if (map->version != EFI_MEM_DESC_VERSION) {  in do_efi_mem()
211 		ret = -EPROTONOSUPPORT;  in do_efi_mem()
217 		ret = -ENOMEM;  in do_efi_mem()
242 	argc -= 2;  in do_efi()
244 	if (!efi_cmd || argc > efi_cmd->maxargs)  in do_efi()
247 	ret = efi_cmd->cmd(efi_cmd, flag, argc, argv);  in do_efi()