1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
73 		return ((uint8_t *)pp)[0];  in basl_le_dec()
82 	return 0;  in basl_le_dec()
99 	const ACPI_TABLE_HEADER *const header = table->data;  in basl_dump_table()
103 		data = table->data;  in basl_dump_table()
105 		data = vm_map_gpa(table->ctx, BHYVE_ACPI_BASE + table->off,  in basl_dump_table()
106 		    table->len);  in basl_dump_table()
112 	printf("%.4s @ %8x (%s)\n", header->Signature,  in basl_dump_table()
113 	    BHYVE_ACPI_BASE + table->off, mem ? "Memory" : "FwCfg");  in basl_dump_table()
114 	hexdump(data, table->len, NULL, 0);  in basl_dump_table()
116 	return (0);  in basl_dump_table()
128 	return (0);  in basl_dump()
138 	gas->SpaceId = space_id;  in basl_fill_gas()
139 	gas->BitWidth = bit_width;  in basl_fill_gas()
140 	gas->BitOffset = bit_offset;  in basl_fill_gas()
141 	gas->AccessWidth = access_width;  in basl_fill_gas()
142 	gas->Address = htole64(address);  in basl_fill_gas()
150 	table->off = roundup2(*off, table->alignment);  in basl_finish_install_guest_tables()
151 	*off = table->off + table->len;  in basl_finish_install_guest_tables()
152 	if (*off <= table->off) {  in basl_finish_install_guest_tables()
153 		warnx("%s: invalid table length 0x%8x @ offset 0x%8x", __func__,  in basl_finish_install_guest_tables()
154 		    table->len, table->off);  in basl_finish_install_guest_tables()
160 	    qemu_fwcfg_add_file(table->fwcfg_name, table->len, table->data));  in basl_finish_install_guest_tables()
161 	BASL_EXEC(qemu_loader_alloc(basl_loader, table->fwcfg_name,  in basl_finish_install_guest_tables()
162 	    table->alignment, QEMU_LOADER_ALLOC_HIGH));  in basl_finish_install_guest_tables()
165 		return (0);  in basl_finish_install_guest_tables()
174 	gva = vm_map_gpa(table->ctx, BHYVE_ACPI_BASE + table->off, table->len);  in basl_finish_install_guest_tables()
176 		warnx("%s: could not map gpa [ 0x%16lx, 0x%16lx ]", __func__,  in basl_finish_install_guest_tables()
177 		    (uint64_t)BHYVE_ACPI_BASE + table->off,  in basl_finish_install_guest_tables()
178 		    (uint64_t)BHYVE_ACPI_BASE + table->off + table->len);  in basl_finish_install_guest_tables()
181 	memcpy(gva, table->data, table->len);  in basl_finish_install_guest_tables()
183 	return (0);  in basl_finish_install_guest_tables()
191 	STAILQ_FOREACH(checksum, &table->checksums, chain) {  in basl_finish_patch_checksums()
193 		uint64_t gpa;  in basl_finish_patch_checksums()  local
197 		len = checksum->len;  in basl_finish_patch_checksums()
199 			len = table->len;  in basl_finish_patch_checksums()
202 		assert(checksum->off < table->len);  in basl_finish_patch_checksums()
203 		assert(checksum->start < table->len);  in basl_finish_patch_checksums()
204 		assert(checksum->start + len <= table->len);  in basl_finish_patch_checksums()
208 		    table->fwcfg_name, checksum->off, checksum->start, len));  in basl_finish_patch_checksums()
220 		gpa = BHYVE_ACPI_BASE + table->off + checksum->start;  in basl_finish_patch_checksums()
221 		if ((gpa < BHYVE_ACPI_BASE) ||  in basl_finish_patch_checksums()
222 		    (gpa < BHYVE_ACPI_BASE + table->off)) {  in basl_finish_patch_checksums()
223 			warnx("%s: invalid gpa (off 0x%8x start 0x%8x)",  in basl_finish_patch_checksums()
224 			    __func__, table->off, checksum->start);  in basl_finish_patch_checksums()
228 		gva = vm_map_gpa(table->ctx, gpa, len);  in basl_finish_patch_checksums()
230 			warnx("%s: could not map gpa [ 0x%16lx, 0x%16lx ]",  in basl_finish_patch_checksums()
231 			    __func__, gpa, gpa + len);  in basl_finish_patch_checksums()
235 		checksum_gva = gva + checksum->off;  in basl_finish_patch_checksums()
237 			warnx("%s: invalid checksum offset 0x%8x", __func__,  in basl_finish_patch_checksums()
238 			    checksum->off);  in basl_finish_patch_checksums()
242 		sum = 0;  in basl_finish_patch_checksums()
243 		for (uint32_t i = 0; i < len; ++i) {  in basl_finish_patch_checksums()
246 		*checksum_gva = -sum;  in basl_finish_patch_checksums()
249 	return (0);  in basl_finish_patch_checksums()
259 		    (const ACPI_TABLE_HEADER *)table->data;  in basl_get_table_by_signature()
261 		if (strncmp(header->Signature, signature,  in basl_get_table_by_signature()
262 			sizeof(header->Signature)) == 0) {  in basl_get_table_by_signature()
276 	STAILQ_FOREACH(pointer, &table->pointers, chain) {  in basl_finish_patch_pointers()
279 		uint64_t gpa, val;  in basl_finish_patch_pointers()  local
281 		assert(pointer->off < table->len);  in basl_finish_patch_pointers()
282 		assert(pointer->off + pointer->size <= table->len);  in basl_finish_patch_pointers()
284 		src_table = basl_get_table_by_signature(pointer->src_signature);  in basl_finish_patch_pointers()
287 			    pointer->src_signature);  in basl_finish_patch_pointers()
293 		    qemu_loader_add_pointer(basl_loader, table->fwcfg_name,  in basl_finish_patch_pointers()
294 			src_table->fwcfg_name, pointer->off, pointer->size));  in basl_finish_patch_pointers()
306 		gpa = BHYVE_ACPI_BASE + table->off;  in basl_finish_patch_pointers()
307 		if (gpa < BHYVE_ACPI_BASE) {  in basl_finish_patch_pointers()
308 			warnx("%s: table offset of 0x%8x is too large",  in basl_finish_patch_pointers()
309 			    __func__, table->off);  in basl_finish_patch_pointers()
313 		gva = vm_map_gpa(table->ctx, gpa, table->len);  in basl_finish_patch_pointers()
315 			warnx("%s: could not map gpa [ 0x%16lx, 0x%16lx ]",  in basl_finish_patch_pointers()
316 			    __func__, gpa, gpa + table->len);  in basl_finish_patch_pointers()
320 		val = basl_le_dec(gva + pointer->off, pointer->size);  in basl_finish_patch_pointers()
321 		val += BHYVE_ACPI_BASE + src_table->off;  in basl_finish_patch_pointers()
322 		basl_le_enc(gva + pointer->off, val, pointer->size);  in basl_finish_patch_pointers()
325 	return (0);  in basl_finish_patch_pointers()
333 	STAILQ_FOREACH(length, &table->lengths, chain) {  in basl_finish_set_length()
334 		assert(length->off < table->len);  in basl_finish_set_length()
335 		assert(length->off + length->size <= table->len);  in basl_finish_set_length()
337 		basl_le_enc((uint8_t *)table->data + length->off, table->len,  in basl_finish_set_length()
338 		    length->size);  in basl_finish_set_length()
341 	return (0);  in basl_finish_set_length()
348 	uint32_t off = 0;  in basl_finish()
383 	return (0);  in basl_finish()
396 	return (0);  in basl_init_rsdt()
409 	return (0);  in basl_init_xsdt()
420 	return (0);  in basl_init()
437 	checksum->off = off;  in basl_table_add_checksum()
438 	checksum->start = start;  in basl_table_add_checksum()
439 	checksum->len = len;  in basl_table_add_checksum()
441 	STAILQ_INSERT_TAIL(&table->checksums, checksum, chain);  in basl_table_add_checksum()
443 	return (0);  in basl_table_add_checksum()
461 	length->off = off;  in basl_table_add_length()
462 	length->size = size;  in basl_table_add_length()
464 	STAILQ_INSERT_TAIL(&table->lengths, length, chain);  in basl_table_add_length()
466 	return (0);  in basl_table_add_length()
485 	memcpy(pointer->src_signature, src_signature,  in basl_table_add_pointer()
486 	    sizeof(pointer->src_signature));  in basl_table_add_pointer()
487 	pointer->off = off;  in basl_table_add_pointer()
488 	pointer->size = size;  in basl_table_add_pointer()
490 	STAILQ_INSERT_TAIL(&table->pointers, pointer, chain);  in basl_table_add_pointer()
492 	return (0);  in basl_table_add_pointer()
504 	if (table->len + len <= table->len) {  in basl_table_append_bytes()
505 		warnx("%s: table too large (table->len 0x%8x len 0x%8x)",  in basl_table_append_bytes()
506 		    __func__, table->len, len);  in basl_table_append_bytes()
510 	table->data = reallocf(table->data, table->len + len);  in basl_table_append_bytes()
511 	if (table->data == NULL) {  in basl_table_append_bytes()
512 		warnx("%s: failed to realloc table to length 0x%8x", __func__,  in basl_table_append_bytes()
513 		    table->len + len);  in basl_table_append_bytes()
514 		table->len = 0;  in basl_table_append_bytes()
518 	end = (uint8_t *)table->data + table->len;  in basl_table_append_bytes()
519 	table->len += len;  in basl_table_append_bytes()
523 	return (0);  in basl_table_append_bytes()
532 	BASL_EXEC(basl_table_add_checksum(table, table->len, start, len));  in basl_table_append_checksum()
533 	BASL_EXEC(basl_table_append_int(table, 0, 1));  in basl_table_append_checksum()
535 	return (0);  in basl_table_append_checksum()
546 	    len - sizeof(ACPI_TABLE_HEADER)));  in basl_table_append_content()
559 	BASL_EXEC(qemu_loader_add_pointer(basl_loader, table->fwcfg_name,  in basl_table_append_fwcfg()
560 	    fwcfg_name, table->len, size));  in basl_table_append_fwcfg()
561 	BASL_EXEC(basl_table_append_int(table, 0, size));  in basl_table_append_fwcfg()
563 	return (0);  in basl_table_append_fwcfg()
592 	assert(table->len == 0);  in basl_table_append_header()
595 	header_le.Length = 0; /* patched by basl_finish */  in basl_table_append_header()
597 	header_le.Checksum = 0; /* patched by basl_finish */  in basl_table_append_header()
604 	header_le.AslCompilerRevision = htole32(0x20220504);  in basl_table_append_header()
612 	    offsetof(ACPI_TABLE_HEADER, Checksum), 0,  in basl_table_append_header()
615 	return (0);  in basl_table_append_header()
634 	assert(size <= sizeof(table->len));  in basl_table_append_length()
636 	BASL_EXEC(basl_table_add_length(table, table->len, size));  in basl_table_append_length()
637 	BASL_EXEC(basl_table_append_int(table, 0, size));  in basl_table_append_length()
639 	return (0);  in basl_table_append_length()
649 	BASL_EXEC(basl_table_add_pointer(table, src_signature, table->len, size));  in basl_table_append_pointer()
650 	BASL_EXEC(basl_table_append_int(table, 0, size));  in basl_table_append_pointer()
652 	return (0);  in basl_table_append_pointer()
669 	new_table->ctx = ctx;  in basl_table_create()
671 	snprintf(new_table->fwcfg_name, sizeof(new_table->fwcfg_name),  in basl_table_create()
674 	new_table->alignment = alignment;  in basl_table_create()
676 	STAILQ_INIT(&new_table->checksums);  in basl_table_create()
677 	STAILQ_INIT(&new_table->lengths);  in basl_table_create()
678 	STAILQ_INIT(&new_table->pointers);  in basl_table_create()
684 	return (0);  in basl_table_create()
694 	header = (const ACPI_TABLE_HEADER *)table->data;  in basl_table_register_to_rsdt()
696 	BASL_EXEC(basl_table_append_pointer(rsdt, header->Signature,  in basl_table_register_to_rsdt()
698 	BASL_EXEC(basl_table_append_pointer(xsdt, header->Signature,  in basl_table_register_to_rsdt()
701 	return (0);  in basl_table_register_to_rsdt()