示例#1
0
文件: check_p_sincos.c 项目: ifzz/pal
int teardown(struct ut_suite *suite)
{
    (void) suite;

    simple_free(ai);
    simple_free(resCos);
    simple_free(resSin);
    simple_free(refCos);
    simple_free(refSin);

    return 0;
}
示例#2
0
void kexec_memory_map(void *fdt, int reserve_initrd)
{
	uint64_t start, size, end;
	int nodeoffset;
	int lpar = 0;

	kexec_map = simple_init();

	/* Work out if we are in LPAR mode */
	nodeoffset = fdt_path_offset(fdt, "/rtas");
	if (nodeoffset >= 0) {
		if (fdt_getprop(fdt, nodeoffset, "ibm,hypertas-functions", NULL))
			lpar = 1;
	}

	/* First find our memory */
	nodeoffset = fdt_path_offset(fdt, "/");
	if (nodeoffset < 0) {
		fprintf(stderr, "Device tree has no root node\n");
		exit(1);
	}

	while (1) {
		const char *type;
		int len;
		const fdt64_t *reg;

		nodeoffset = fdt_next_node(fdt, nodeoffset, NULL);
		if (nodeoffset < 0)
			break;

		type = fdt_getprop(fdt, nodeoffset, "device_type", NULL);

		if (!type || strcmp(type, "memory"))
			continue;

		reg = fdt_getprop(fdt, nodeoffset, "reg", &len);

		while (len) {
			start = fdt64_to_cpu(*reg++);
			size = fdt64_to_cpu(*reg++);
			len -= 2 * sizeof(uint64_t);

			if (lpar == 1) {
				/* Only use the RMA region for LPAR */
				if (start == 0) {
					if (size > MEMORY_CAP)
						size = MEMORY_CAP;
					simple_free(kexec_map, 0, size);
					mem_top = size;
				}
			} else {
				if (start >= MEMORY_CAP)
					continue;

				if ((start + size) > MEMORY_CAP)
					size = MEMORY_CAP - start;

				simple_free(kexec_map, start, size);

				if ((start + size) > mem_top)
					mem_top = start + size;
			}
		}
	}

	/* Reserve the kernel */
	nodeoffset = fdt_path_offset(fdt, "/chosen");
	if (nodeoffset < 0) {
		fprintf(stderr, "Device tree has no chosen node\n");
		exit(1);
	}

	/*
	 * XXX FIXME: Need to add linux,kernel-start property to the
	 * kernel to handle relocatable kernels.
	 */
	start = 0;
	if (getprop_u64(fdt, nodeoffset, "linux,kernel-end", &end)) {
		fprintf(stderr, "getprop linux,kernel-end failed\n");
		exit(1);
	}

	simple_alloc_at(kexec_map, start, end - start);

	/* Reserve the MMU hashtable in non LPAR mode */
	if (lpar == 0) {
		if (getprop_u64(fdt, nodeoffset, "linux,htab-base", &start) ||
		    getprop_u64(fdt, nodeoffset, "linux,htab-size", &size)) {
			fprintf(stderr, "Could not find linux,htab-base or "
				"linux,htab-size properties\n");
			exit(1);
		}

		if (start < mem_top)
			simple_alloc_at(kexec_map, start, size);
	}

	/* XXX FIXME: Reserve TCEs in kexec_map */

	if (new_style_reservation(fdt, reserve_initrd))
		return;

	/* Reserve the initrd if requested */
	if (reserve_initrd &&
            !getprop_u64(fdt, nodeoffset, "linux,initrd-start", &start) &&
	    !getprop_u64(fdt, nodeoffset, "linux,initrd-end", &end)) {

		if (start < mem_top)
			simple_alloc_at(kexec_map, start, end - start);
	}

	/* Reserve RTAS */
	nodeoffset = fdt_path_offset(fdt, "/rtas");
	if (nodeoffset > 0) {
		uint32_t rtas_start, rtas_size;

		if (getprop_u32(fdt, nodeoffset, "linux,rtas-base", &rtas_start)) {
			fprintf(stderr, "getprop linux,rtas-base failed\n");
			exit(1);
		}

		if (getprop_u32(fdt, nodeoffset, "rtas-size", &rtas_size)) {
			fprintf(stderr, "getprop rtas-size failed\n");
			exit(1);
		}

		simple_alloc_at(kexec_map, rtas_start, rtas_size);

		if (fdt_add_mem_rsv(fdt, rtas_start, rtas_size))
			perror("fdt_add_mem_rsv");
	}

	nodeoffset = fdt_path_offset(fdt, "/ibm,opal");
	if (nodeoffset > 0) {
		uint64_t opal_start, opal_size;

		if (getprop_u64(fdt, nodeoffset, "opal-base-address",
				&opal_start)) {
			fprintf(stderr, "getprop opal-base-address failed\n");
			exit(1);
		}

		if (getprop_u64(fdt, nodeoffset, "opal-runtime-size",
				&opal_size)) {
			fprintf(stderr, "getprop opal-runtime-size failed\n");
			exit(1);
		}

		simple_alloc_at(kexec_map, opal_start, opal_size);

		if (fdt_add_mem_rsv(fdt, opal_start, opal_size))
			perror("fdt_add_mem_rsv");
	}
}