diff options
Diffstat (limited to 'qemu/dtc/tests/dtbs_equal_ordered.c')
| -rw-r--r-- | qemu/dtc/tests/dtbs_equal_ordered.c | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/qemu/dtc/tests/dtbs_equal_ordered.c b/qemu/dtc/tests/dtbs_equal_ordered.c deleted file mode 100644 index 12495dea4..000000000 --- a/qemu/dtc/tests/dtbs_equal_ordered.c +++ /dev/null @@ -1,173 +0,0 @@ -/* - * libfdt - Flat Device Tree manipulation - * Tests if two given dtbs are structurally equal (including order) - * Copyright (C) 2007 David Gibson, IBM Corporation. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public License - * as published by the Free Software Foundation; either version 2.1 of - * the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <stdlib.h> -#include <stdio.h> -#include <string.h> -#include <stdint.h> - -#include <libfdt.h> - -#include "tests.h" -#include "testdata.h" - -int notequal; /* = 0 */ - -#define MISMATCH(fmt, ...) \ - do { \ - if (notequal) \ - PASS(); \ - else \ - FAIL(fmt, ##__VA_ARGS__); \ - } while (0) - -#define MATCH() \ - do { \ - if (!notequal) \ - PASS(); \ - else \ - FAIL("Trees match which shouldn't"); \ - } while (0) - -#define CHECK(code) \ - { \ - err = (code); \ - if (err) \ - FAIL(#code ": %s", fdt_strerror(err)); \ - } - -static void compare_mem_rsv(const void *fdt1, const void *fdt2) -{ - int i; - uint64_t addr1, size1, addr2, size2; - int err; - - if (fdt_num_mem_rsv(fdt1) != fdt_num_mem_rsv(fdt2)) - MISMATCH("Trees have different number of reserve entries"); - for (i = 0; i < fdt_num_mem_rsv(fdt1); i++) { - CHECK(fdt_get_mem_rsv(fdt1, i, &addr1, &size1)); - CHECK(fdt_get_mem_rsv(fdt2, i, &addr2, &size2)); - - if ((addr1 != addr2) || (size1 != size2)) - MISMATCH("Mismatch in reserve entry %d: " - "(0x%llx, 0x%llx) != (0x%llx, 0x%llx)", i, - (unsigned long long)addr1, - (unsigned long long)size1, - (unsigned long long)addr2, - (unsigned long long)size2); - } -} - -static void compare_structure(const void *fdt1, const void *fdt2) -{ - int nextoffset1 = 0, nextoffset2 = 0; - int offset1, offset2; - uint32_t tag1, tag2; - const char *name1, *name2; - int err; - const struct fdt_property *prop1, *prop2; - int len1, len2; - - while (1) { - do { - offset1 = nextoffset1; - tag1 = fdt_next_tag(fdt1, offset1, &nextoffset1); - } while (tag1 == FDT_NOP); - do { - offset2 = nextoffset2; - tag2 = fdt_next_tag(fdt2, offset2, &nextoffset2); - } while (tag2 == FDT_NOP); - - if (tag1 != tag2) - MISMATCH("Tag mismatch (%d != %d) at (%d, %d)", - tag1, tag2, offset1, offset2); - - switch (tag1) { - case FDT_BEGIN_NODE: - name1 = fdt_get_name(fdt1, offset1, &err); - if (!name1) - FAIL("fdt_get_name(fdt1, %d, ..): %s", - offset1, fdt_strerror(err)); - name2 = fdt_get_name(fdt2, offset2, NULL); - if (!name2) - FAIL("fdt_get_name(fdt2, %d, ..): %s", - offset2, fdt_strerror(err)); - - if (!streq(name1, name2)) - MISMATCH("Name mismatch (\"%s\" != \"%s\") at (%d, %d)", - name1, name2, offset1, offset2); - break; - - case FDT_PROP: - prop1 = fdt_offset_ptr(fdt1, offset1, sizeof(*prop1)); - if (!prop1) - FAIL("Could get fdt1 property at %d", offset1); - prop2 = fdt_offset_ptr(fdt2, offset2, sizeof(*prop2)); - if (!prop2) - FAIL("Could get fdt2 property at %d", offset2); - - name1 = fdt_string(fdt1, fdt32_to_cpu(prop1->nameoff)); - name2 = fdt_string(fdt2, fdt32_to_cpu(prop2->nameoff)); - if (!streq(name1, name2)) - MISMATCH("Property name mismatch \"%s\" != \"%s\" " - "at (%d, %d)", name1, name2, offset1, offset2); - len1 = fdt32_to_cpu(prop1->len); - len2 = fdt32_to_cpu(prop2->len); - if (len1 != len2) - MISMATCH("Property length mismatch %u != %u " - "at (%d, %d)", len1, len2, offset1, offset2); - - if (memcmp(prop1->data, prop2->data, len1) != 0) - MISMATCH("Property value mismatch at (%d, %d)", - offset1, offset2); - break; - - case FDT_END: - return; - } - } -} - -int main(int argc, char *argv[]) -{ - void *fdt1, *fdt2; - uint32_t cpuid1, cpuid2; - - test_init(argc, argv); - if ((argc != 3) - && ((argc != 4) || !streq(argv[1], "-n"))) - CONFIG("Usage: %s [-n] <dtb file> <dtb file>", argv[0]); - if (argc == 4) - notequal = 1; - - fdt1 = load_blob(argv[argc-2]); - fdt2 = load_blob(argv[argc-1]); - - compare_mem_rsv(fdt1, fdt2); - compare_structure(fdt1, fdt2); - - cpuid1 = fdt_boot_cpuid_phys(fdt1); - cpuid2 = fdt_boot_cpuid_phys(fdt2); - if (cpuid1 != cpuid2) - MISMATCH("boot_cpuid_phys mismatch 0x%x != 0x%x", - cpuid1, cpuid2); - - MATCH(); -} |