4c1497e776
Some blobs need a larger alignment than the default. For example, ACPI tables often start at a 4KB boundary. Add support for this. Update the size of the test blob to allow these larger records. Signed-off-by: Simon Glass <sjg@chromium.org>
365 lines
10 KiB
C
365 lines
10 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (c) 2018, Google Inc. All rights reserved.
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*/
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#include <common.h>
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#include <bloblist.h>
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#include <log.h>
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#include <mapmem.h>
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#include <asm/state.h>
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#include <test/suites.h>
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#include <test/test.h>
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#include <test/ut.h>
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DECLARE_GLOBAL_DATA_PTR;
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/* Declare a new compression test */
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#define BLOBLIST_TEST(_name, _flags) \
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UNIT_TEST(_name, _flags, bloblist_test)
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enum {
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TEST_TAG = 1,
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TEST_TAG2 = 2,
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TEST_TAG_MISSING = 3,
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TEST_SIZE = 10,
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TEST_SIZE2 = 20,
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TEST_SIZE_LARGE = 0x3e0,
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TEST_ADDR = CONFIG_BLOBLIST_ADDR,
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TEST_BLOBLIST_SIZE = 0x400,
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ERASE_BYTE = '\xff',
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};
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static struct bloblist_hdr *clear_bloblist(void)
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{
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struct bloblist_hdr *hdr;
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/*
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* Clear out any existing bloblist so we have a clean slate. Zero the
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* header so that existing records are removed, but set everything else
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* to 0xff for testing purposes.
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*/
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hdr = map_sysmem(CONFIG_BLOBLIST_ADDR, TEST_BLOBLIST_SIZE);
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memset(hdr, ERASE_BYTE, TEST_BLOBLIST_SIZE);
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memset(hdr, '\0', sizeof(*hdr));
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return hdr;
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}
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static int check_zero(void *data, int size)
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{
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u8 *ptr;
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int i;
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for (ptr = data, i = 0; i < size; i++, ptr++) {
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if (*ptr)
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return -EINVAL;
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}
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return 0;
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}
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static int bloblist_test_init(struct unit_test_state *uts)
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{
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struct bloblist_hdr *hdr;
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hdr = clear_bloblist();
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ut_asserteq(-ENOENT, bloblist_check(TEST_ADDR, TEST_BLOBLIST_SIZE));
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ut_assertok(bloblist_new(TEST_ADDR, TEST_BLOBLIST_SIZE, 0));
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hdr->version++;
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ut_asserteq(-EPROTONOSUPPORT, bloblist_check(TEST_ADDR,
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TEST_BLOBLIST_SIZE));
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ut_asserteq(-ENOSPC, bloblist_new(TEST_ADDR, 0x10, 0));
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ut_asserteq(-EFAULT, bloblist_new(1, TEST_BLOBLIST_SIZE, 0));
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ut_assertok(bloblist_new(TEST_ADDR, TEST_BLOBLIST_SIZE, 0));
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ut_asserteq(-EIO, bloblist_check(TEST_ADDR, TEST_BLOBLIST_SIZE));
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ut_assertok(bloblist_finish());
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ut_assertok(bloblist_check(TEST_ADDR, TEST_BLOBLIST_SIZE));
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hdr->flags++;
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ut_asserteq(-EIO, bloblist_check(TEST_ADDR, TEST_BLOBLIST_SIZE));
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return 1;
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}
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BLOBLIST_TEST(bloblist_test_init, 0);
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static int bloblist_test_blob(struct unit_test_state *uts)
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{
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struct bloblist_hdr *hdr;
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struct bloblist_rec *rec, *rec2;
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char *data;
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/* At the start there should be no records */
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hdr = clear_bloblist();
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ut_assertnull(bloblist_find(TEST_TAG, TEST_BLOBLIST_SIZE));
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ut_assertok(bloblist_new(TEST_ADDR, TEST_BLOBLIST_SIZE, 0));
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ut_asserteq(map_to_sysmem(hdr), TEST_ADDR);
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/* Add a record and check that we can find it */
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data = bloblist_add(TEST_TAG, TEST_SIZE, 0);
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rec = (void *)(hdr + 1);
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ut_asserteq_addr(rec + 1, data);
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data = bloblist_find(TEST_TAG, TEST_SIZE);
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ut_asserteq_addr(rec + 1, data);
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/* Check the data is zeroed */
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ut_assertok(check_zero(data, TEST_SIZE));
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/* Check the 'ensure' method */
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ut_asserteq_addr(data, bloblist_ensure(TEST_TAG, TEST_SIZE));
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ut_assertnull(bloblist_ensure(TEST_TAG, TEST_SIZE2));
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rec2 = (struct bloblist_rec *)(data + ALIGN(TEST_SIZE, BLOBLIST_ALIGN));
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ut_assertok(check_zero(data, TEST_SIZE));
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/* Check for a non-existent record */
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ut_asserteq_addr(data, bloblist_ensure(TEST_TAG, TEST_SIZE));
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ut_asserteq_addr(rec2 + 1, bloblist_ensure(TEST_TAG2, TEST_SIZE2));
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ut_assertnull(bloblist_find(TEST_TAG_MISSING, 0));
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return 0;
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}
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BLOBLIST_TEST(bloblist_test_blob, 0);
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/* Check bloblist_ensure_size_ret() */
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static int bloblist_test_blob_ensure(struct unit_test_state *uts)
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{
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void *data, *data2;
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int size;
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/* At the start there should be no records */
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clear_bloblist();
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ut_assertok(bloblist_new(TEST_ADDR, TEST_BLOBLIST_SIZE, 0));
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/* Test with an empty bloblist */
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size = TEST_SIZE;
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ut_assertok(bloblist_ensure_size_ret(TEST_TAG, &size, &data));
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ut_asserteq(TEST_SIZE, size);
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ut_assertok(check_zero(data, TEST_SIZE));
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/* Check that we get the same thing again */
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ut_assertok(bloblist_ensure_size_ret(TEST_TAG, &size, &data2));
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ut_asserteq(TEST_SIZE, size);
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ut_asserteq_addr(data, data2);
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/* Check that the size remains the same */
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size = TEST_SIZE2;
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ut_assertok(bloblist_ensure_size_ret(TEST_TAG, &size, &data));
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ut_asserteq(TEST_SIZE, size);
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/* Check running out of space */
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size = TEST_SIZE_LARGE;
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ut_asserteq(-ENOSPC, bloblist_ensure_size_ret(TEST_TAG2, &size, &data));
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return 0;
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}
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BLOBLIST_TEST(bloblist_test_blob_ensure, 0);
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static int bloblist_test_bad_blob(struct unit_test_state *uts)
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{
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struct bloblist_hdr *hdr;
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void *data;
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hdr = clear_bloblist();
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ut_assertok(bloblist_new(TEST_ADDR, TEST_BLOBLIST_SIZE, 0));
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data = hdr + 1;
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data += sizeof(struct bloblist_rec);
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ut_asserteq_addr(data, bloblist_ensure(TEST_TAG, TEST_SIZE));
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ut_asserteq_addr(data, bloblist_ensure(TEST_TAG, TEST_SIZE));
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return 0;
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}
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BLOBLIST_TEST(bloblist_test_bad_blob, 0);
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static int bloblist_test_checksum(struct unit_test_state *uts)
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{
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struct bloblist_hdr *hdr;
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char *data, *data2;
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hdr = clear_bloblist();
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ut_assertok(bloblist_new(TEST_ADDR, TEST_BLOBLIST_SIZE, 0));
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ut_assertok(bloblist_finish());
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ut_assertok(bloblist_check(TEST_ADDR, TEST_BLOBLIST_SIZE));
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/*
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* Now change things amd make sure that the checksum notices. We cannot
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* change the size or alloced fields, since that will crash the code.
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* It has to rely on these being correct.
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*/
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hdr->flags--;
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ut_asserteq(-EIO, bloblist_check(TEST_ADDR, TEST_BLOBLIST_SIZE));
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hdr->flags++;
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hdr->size--;
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ut_asserteq(-EFBIG, bloblist_check(TEST_ADDR, TEST_BLOBLIST_SIZE));
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hdr->size++;
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hdr->spare++;
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ut_asserteq(-EIO, bloblist_check(TEST_ADDR, TEST_BLOBLIST_SIZE));
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hdr->spare--;
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hdr->chksum++;
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ut_asserteq(-EIO, bloblist_check(TEST_ADDR, TEST_BLOBLIST_SIZE));
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hdr->chksum--;
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/* Make sure the checksum changes when we add blobs */
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data = bloblist_add(TEST_TAG, TEST_SIZE, 0);
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ut_asserteq(-EIO, bloblist_check(TEST_ADDR, TEST_BLOBLIST_SIZE));
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data2 = bloblist_add(TEST_TAG2, TEST_SIZE2, 0);
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ut_asserteq(-EIO, bloblist_check(TEST_ADDR, TEST_BLOBLIST_SIZE));
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ut_assertok(bloblist_finish());
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/* It should also change if we change the data */
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ut_assertok(bloblist_check(TEST_ADDR, TEST_BLOBLIST_SIZE));
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*data += 1;
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ut_asserteq(-EIO, bloblist_check(TEST_ADDR, TEST_BLOBLIST_SIZE));
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*data -= 1;
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ut_assertok(bloblist_check(TEST_ADDR, TEST_BLOBLIST_SIZE));
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*data2 += 1;
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ut_asserteq(-EIO, bloblist_check(TEST_ADDR, TEST_BLOBLIST_SIZE));
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*data2 -= 1;
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/*
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* Changing data outside the range of valid data should not affect
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* the checksum.
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*/
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ut_assertok(bloblist_check(TEST_ADDR, TEST_BLOBLIST_SIZE));
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data[TEST_SIZE]++;
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data2[TEST_SIZE2]++;
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ut_assertok(bloblist_check(TEST_ADDR, TEST_BLOBLIST_SIZE));
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return 0;
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}
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BLOBLIST_TEST(bloblist_test_checksum, 0);
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/* Test the 'bloblist info' command */
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static int bloblist_test_cmd_info(struct unit_test_state *uts)
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{
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struct sandbox_state *state = state_get_current();
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struct bloblist_hdr *hdr;
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char *data, *data2;
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hdr = clear_bloblist();
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ut_assertok(bloblist_new(TEST_ADDR, TEST_BLOBLIST_SIZE, 0));
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data = bloblist_ensure(TEST_TAG, TEST_SIZE);
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data2 = bloblist_ensure(TEST_TAG2, TEST_SIZE2);
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console_record_reset_enable();
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if (!state->show_test_output)
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gd->flags |= GD_FLG_SILENT;
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console_record_reset();
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run_command("bloblist info", 0);
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ut_assert_nextline("base: %lx", (ulong)map_to_sysmem(hdr));
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ut_assert_nextline("size: 400 1 KiB");
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ut_assert_nextline("alloced: 70 112 Bytes");
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ut_assert_nextline("free: 390 912 Bytes");
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ut_assert_console_end();
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gd->flags &= ~(GD_FLG_SILENT | GD_FLG_RECORD);
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return 0;
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}
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BLOBLIST_TEST(bloblist_test_cmd_info, 0);
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/* Test the 'bloblist list' command */
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static int bloblist_test_cmd_list(struct unit_test_state *uts)
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{
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struct sandbox_state *state = state_get_current();
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struct bloblist_hdr *hdr;
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char *data, *data2;
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hdr = clear_bloblist();
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ut_assertok(bloblist_new(TEST_ADDR, TEST_BLOBLIST_SIZE, 0));
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data = bloblist_ensure(TEST_TAG, TEST_SIZE);
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data2 = bloblist_ensure(TEST_TAG2, TEST_SIZE2);
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console_record_reset_enable();
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if (!state->show_test_output)
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gd->flags |= GD_FLG_SILENT;
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console_record_reset();
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run_command("bloblist list", 0);
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ut_assert_nextline("Address Size Tag Name");
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ut_assert_nextline("%08lx %8x 1 EC host event",
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(ulong)map_to_sysmem(data), TEST_SIZE);
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ut_assert_nextline("%08lx %8x 2 SPL hand-off",
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(ulong)map_to_sysmem(data2), TEST_SIZE2);
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ut_assert_console_end();
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gd->flags &= ~(GD_FLG_SILENT | GD_FLG_RECORD);
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return 0;
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}
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BLOBLIST_TEST(bloblist_test_cmd_list, 0);
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/* Test alignment of bloblist blobs */
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static int bloblist_test_align(struct unit_test_state *uts)
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{
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struct bloblist_hdr *hdr;
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ulong addr;
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char *data;
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int i;
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/* At the start there should be no records */
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hdr = clear_bloblist();
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ut_assertok(bloblist_new(TEST_ADDR, TEST_BLOBLIST_SIZE, 0));
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ut_assertnull(bloblist_find(TEST_TAG, TEST_BLOBLIST_SIZE));
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/* Check the default alignment */
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for (i = 0; i < 3; i++) {
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int size = i * 3;
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ulong addr;
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char *data;
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int j;
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data = bloblist_add(i, size, 0);
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ut_assertnonnull(data);
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addr = map_to_sysmem(data);
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ut_asserteq(0, addr & (BLOBLIST_ALIGN - 1));
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/* Only the bytes in the blob data should be zeroed */
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for (j = 0; j < size; j++)
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ut_asserteq(0, data[j]);
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for (; j < BLOBLIST_ALIGN; j++)
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ut_asserteq(ERASE_BYTE, data[j]);
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}
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/* Check larger alignment */
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for (i = 0; i < 3; i++) {
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int align = 32 << i;
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data = bloblist_add(3 + i, i * 4, align);
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ut_assertnonnull(data);
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addr = map_to_sysmem(data);
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ut_asserteq(0, addr & (align - 1));
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}
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/* Check alignment with an bloblist starting on a smaller alignment */
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hdr = map_sysmem(TEST_ADDR + BLOBLIST_ALIGN, TEST_BLOBLIST_SIZE);
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memset(hdr, ERASE_BYTE, TEST_BLOBLIST_SIZE);
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memset(hdr, '\0', sizeof(*hdr));
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ut_assertok(bloblist_new(TEST_ADDR + BLOBLIST_ALIGN, TEST_BLOBLIST_SIZE,
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0));
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data = bloblist_add(1, 5, BLOBLIST_ALIGN * 2);
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ut_assertnonnull(data);
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addr = map_to_sysmem(data);
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ut_asserteq(0, addr & (BLOBLIST_ALIGN * 2 - 1));
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return 0;
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}
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BLOBLIST_TEST(bloblist_test_align, 0);
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int do_ut_bloblist(struct cmd_tbl *cmdtp, int flag, int argc,
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char *const argv[])
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{
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struct unit_test *tests = ll_entry_start(struct unit_test,
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bloblist_test);
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const int n_ents = ll_entry_count(struct unit_test, bloblist_test);
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return cmd_ut_category("bloblist", "bloblist_test_",
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tests, n_ents, argc, argv);
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}
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