tests: Add lib/coreboot_table-test test case
Signed-off-by: Jakub Czapiga <jacz@semihalf.com> Change-Id: I4d7d9ca43316bf514bb5ebd8909f441bcfa20eba Reviewed-on: https://review.coreboot.org/c/coreboot/+/52159 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Paul Fagerburg <pfagerburg@chromium.org>
This commit is contained in:
Jakub Czapiga
Patrick Georgi
parent
bcc7aaa70c
commit
5d884837f4
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@ -26,6 +26,7 @@ tests-y += memrange-test
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tests-y += uuid-test
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tests-y += uuid-test
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tests-y += bootmem-test
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tests-y += bootmem-test
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tests-y += dimm_info_util-test
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tests-y += dimm_info_util-test
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tests-y += coreboot_table-test
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string-test-srcs += tests/lib/string-test.c
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string-test-srcs += tests/lib/string-test.c
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string-test-srcs += src/lib/string.c
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string-test-srcs += src/lib/string.c
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@ -129,3 +130,12 @@ dimm_info_util-test-srcs += tests/lib/dimm_info_util-test.c
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dimm_info_util-test-srcs += src/lib/dimm_info_util.c
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dimm_info_util-test-srcs += src/lib/dimm_info_util.c
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dimm_info_util-test-srcs += tests/stubs/console.c
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dimm_info_util-test-srcs += tests/stubs/console.c
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coreboot_table-test-srcs += tests/lib/coreboot_table-test.c
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coreboot_table-test-srcs += tests/stubs/console.c
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coreboot_table-test-srcs += src/lib/compute_ip_checksum.c
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coreboot_table-test-srcs += src/lib/coreboot_table.c
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coreboot_table-test-srcs += src/lib/imd_cbmem.c
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coreboot_table-test-srcs += src/lib/imd.c
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coreboot_table-test-cflags += -I src -I 3rdparty/vboot/firmware/include
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coreboot_table-test-cflags += -I tests/include/tests/lib/fmap
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coreboot_table-test-mocks += cbmem_top_chipset
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@ -0,0 +1,497 @@
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/* SPDX-License-Identifier: GPL-2.0-only */
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#include <tests/test.h>
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#include <boardid.h>
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#include <boot/coreboot_tables.h>
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#include <boot/tables.h>
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#include <cbfs.h>
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#include <cbmem.h>
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#include <commonlib/helpers.h>
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#include <commonlib/region.h>
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#include <fmap_config.h>
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#include <fw_config.h>
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#include <stdbool.h>
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#include <version.h>
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/* Copy of lb_table_init() implementation for testing purposes */
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static struct lb_header *lb_table_init(unsigned long addr)
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{
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struct lb_header *header;
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/* 16 byte align the address */
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addr += 15;
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addr &= ~15;
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header = (void *)addr;
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header->signature[0] = 'L';
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header->signature[1] = 'B';
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header->signature[2] = 'I';
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header->signature[3] = 'O';
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header->header_bytes = sizeof(*header);
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header->header_checksum = 0;
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header->table_bytes = 0;
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header->table_checksum = 0;
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header->table_entries = 0;
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return header;
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}
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static struct lb_record *lb_first_record(struct lb_header *header)
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{
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struct lb_record *rec;
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rec = (void *)(((char *)header) + sizeof(*header));
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return rec;
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}
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#define LB_RECORD_FOR_EACH(record_ptr, index, header) \
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for (index = 0, record_ptr = lb_first_record(header); \
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index < header->table_entries; \
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record_ptr = (struct lb_record *)((uintptr_t)record_ptr \
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+ record_ptr->size), index++)
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static void test_lb_add_gpios(void **state)
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{
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struct lb_gpio gpios[] = {
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{-1, ACTIVE_HIGH, 1, "lid"},
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{-1, ACTIVE_HIGH, 0, "power"},
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{-1, ACTIVE_HIGH, 1, "oprom"},
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{-1, ACTIVE_HIGH, 0, "EC in RW"},
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};
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const size_t gpios_buf_size = sizeof(struct lb_gpios) + sizeof(struct lb_gpio) * 32;
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uint8_t gpios_buf[gpios_buf_size];
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struct lb_gpios *gpios_table = (struct lb_gpios *)gpios_buf;
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gpios_table->count = 0;
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gpios_table->size = 0;
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gpios_table->tag = LB_TAG_GPIO;
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/* Add GPIOs an check if they have been added to the table.
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GPIOs are added in the same order to the end of the table. */
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lb_add_gpios(gpios_table, gpios, ARRAY_SIZE(gpios));
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assert_int_equal(ARRAY_SIZE(gpios), gpios_table->count);
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assert_int_equal(sizeof(gpios), gpios_table->size);
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assert_memory_equal(&gpios_table->gpios[0], gpios, sizeof(gpios));
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/* Add subset of gpios and check if they have been added correctly. */
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lb_add_gpios(gpios_table, &gpios[1], 2);
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assert_int_equal(ARRAY_SIZE(gpios) + 2, gpios_table->count);
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assert_int_equal(sizeof(gpios) + 2 * sizeof(gpios[0]), gpios_table->size);
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assert_memory_equal(&gpios_table->gpios[0], gpios, sizeof(gpios));
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assert_memory_equal(&gpios_table->gpios[ARRAY_SIZE(gpios)], &gpios[1],
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2 * sizeof(gpios[0]));
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}
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uint8_t tables_buffer[sizeof(struct lb_header) + 10 * KiB];
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static int setup_test_header(void **state)
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{
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*state = lb_table_init((uintptr_t)tables_buffer);
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return 0;
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}
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static void test_lb_new_record(void **state)
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{
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struct lb_header *header = *state;
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const size_t entries = 10;
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int i;
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size_t entries_offset;
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size_t accumulated_size = 0;
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struct lb_record *curr;
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assert_int_equal(0, header->table_entries);
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assert_int_equal(0, header->table_bytes);
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lb_new_record(header);
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assert_int_equal(1, header->table_entries);
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assert_int_equal(0, header->table_bytes);
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/* Create few entries with varying sizes (but at least of sizeof(struct lb_record))
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Accumulate and check size of table after each lb_new_record() call. */
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entries_offset = header->table_entries;
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accumulated_size = sizeof(struct lb_record);
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for (i = 0; i < entries; ++i) {
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curr = lb_new_record(header);
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curr->size = sizeof(struct lb_record) + ((i + 2) * 7) % 32;
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assert_int_equal(entries_offset + (i + 1), header->table_entries);
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assert_int_equal(accumulated_size, header->table_bytes);
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accumulated_size += curr->size;
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}
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}
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static void test_lb_add_serial(void **state)
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{
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struct lb_header *header = *state;
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struct lb_serial serial;
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serial.type = LB_SERIAL_TYPE_MEMORY_MAPPED;
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serial.baseaddr = 0xFEDC6000;
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serial.baud = 115200;
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serial.regwidth = 1;
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serial.input_hertz = 115200 * 16;
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serial.uart_pci_addr = 0x0;
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lb_add_serial(&serial, header);
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assert_int_equal(1, header->table_entries);
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/* Table bytes and checksum should be zero, because it is updated with size of previous
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record or when table is closed. No previous record is present. */
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assert_int_equal(0, header->table_bytes);
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assert_int_equal(0, header->table_checksum);
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}
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static void test_lb_add_console(void **state)
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{
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struct lb_header *header = *state;
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lb_add_console(LB_TAG_CONSOLE_SERIAL8250MEM, header);
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assert_int_equal(1, header->table_entries);
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/* Table bytes and checksum should be zero, because it is updated with size of previous
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record or when table is closed. No previous record is present. */
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assert_int_equal(0, header->table_bytes);
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assert_int_equal(0, header->table_checksum);
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}
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static void test_multiple_entries(void **state)
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{
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struct lb_header *header = *state;
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/* Add two entries */
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lb_add_console(LB_TAG_CONSOLE_SERIAL8250, header);
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lb_add_console(LB_TAG_CONSOLE_SERIAL8250MEM, header);
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assert_int_equal(2, header->table_entries);
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assert_int_equal(sizeof(struct lb_console), header->table_bytes);
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}
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static void test_write_coreboot_forwarding_table(void **state)
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{
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struct lb_header *header = *state;
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uint8_t forwarding_table_buffer[sizeof(struct lb_header)
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+ 2 * sizeof(struct lb_forward)];
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struct lb_header *forward_header =
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(struct lb_header *)ALIGN_UP((uintptr_t)forwarding_table_buffer, 16);
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size_t forwarding_table_size =
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write_coreboot_forwarding_table((uintptr_t)forwarding_table_buffer,
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(uintptr_t)header);
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size_t expected_forwarding_table_size = ALIGN_UP((uintptr_t)forwarding_table_buffer, 16)
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+ sizeof(struct lb_header)
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+ sizeof(struct lb_forward)
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- (uintptr_t)forwarding_table_buffer;
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assert_int_equal(expected_forwarding_table_size, forwarding_table_size);
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assert_int_equal(1, forward_header->table_entries);
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assert_int_equal(sizeof(struct lb_forward), forward_header->table_bytes);
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assert_ptr_equal(header,
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((struct lb_forward *)lb_first_record(forward_header))->forward);
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}
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/* Mocks for write_tables() */
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const char mainboard_vendor[] = CONFIG_MAINBOARD_VENDOR;
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const char mainboard_part_number[] = CONFIG_MAINBOARD_PART_NUMBER;
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const char coreboot_version[] = "4.13";
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const char coreboot_extra_version[] = "abcdef";
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const char coreboot_build[] = "Coreboot build info";
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const unsigned int coreboot_version_timestamp = 1617191902U;
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const unsigned int coreboot_major_revision = 4;
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const unsigned int coreboot_minor_revision = 13;
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const char coreboot_compile_time[] = "13:58:22";
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const char coreboot_dmi_date[] = "03/31/2021";
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const struct bcd_date coreboot_build_date = {
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.century = 0x20,
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.year = 0x20,
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.month = 0x03,
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.day = 0x31,
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.weekday = 0x2,
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};
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const unsigned int asl_revision = 0x20200925;
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void arch_write_tables(uintptr_t coreboot_table)
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{
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}
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struct resource mock_bootmem_ranges[] = {
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{ .base = 0x1000, .size = 0x2000, .flags = LB_MEM_RAM },
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{ .base = 0x0000, .size = 0x4000, .flags = LB_MEM_RAM },
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};
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void bootmem_write_memory_table(struct lb_memory *mem)
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{
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struct lb_memory_range *lb_r = &mem->map[0];
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int i;
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/* Insert entries for testing */
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for (i = 0; i < ARRAY_SIZE(mock_bootmem_ranges); ++i) {
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struct resource *res = &mock_bootmem_ranges[i];
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lb_r->start = pack_lb64(res->base);
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lb_r->size = pack_lb64(res->size);
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lb_r->type = res->flags;
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lb_r++;
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mem->size += sizeof(struct lb_memory_range);
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}
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}
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void uart_fill_lb(void *data)
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{
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struct lb_serial serial;
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serial.type = LB_SERIAL_TYPE_MEMORY_MAPPED;
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serial.baseaddr = 0xFEDC6000;
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serial.baud = 115200;
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serial.regwidth = 1;
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serial.input_hertz = 115200 * 16;
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serial.uart_pci_addr = 0x0;
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lb_add_serial(&serial, data);
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lb_add_console(LB_TAG_CONSOLE_SERIAL8250MEM, data);
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}
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struct cbfs_boot_device cbfs_boot_dev = {
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.rdev = REGION_DEV_INIT(NULL, 0, 0x1000),
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.mcache = (void *)0x1000,
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.mcache_size = 0x1000,
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};
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const struct cbfs_boot_device *cbfs_get_boot_device(bool force_ro)
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{
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return &cbfs_boot_dev;
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}
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void cbmem_run_init_hooks(int is_recovery)
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{
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}
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extern uintptr_t _cbmem_top_ptr;
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void *__wrap_cbmem_top_chipset(void)
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{
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return (void *)_cbmem_top_ptr;
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}
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#define CBMEM_SIZE (64 * KiB)
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static int teardown_write_tables_test(void **state)
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{
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free(*state);
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_cbmem_top_ptr = 0;
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return 0;
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}
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static int setup_write_tables_test(void **state)
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{
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/* Allocate more data to have space for alignment */
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void *top_ptr = malloc(CBMEM_SIZE + DYN_CBMEM_ALIGN_SIZE);
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int32_t *mmc_status = NULL;
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if (!top_ptr)
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return -1;
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*state = top_ptr;
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_cbmem_top_ptr = ALIGN_UP((uintptr_t)top_ptr + CBMEM_SIZE, DYN_CBMEM_ALIGN_SIZE);
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cbmem_initialize_empty();
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mmc_status = cbmem_add(CBMEM_ID_MMC_STATUS, sizeof(int32_t));
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if (mmc_status == NULL) {
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teardown_write_tables_test(state);
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return -1;
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}
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*mmc_status = 0x4433AADD;
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return 0;
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}
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const struct region_device *boot_device_ro(void)
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{
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return &cbfs_boot_dev.rdev;
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}
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uint64_t get_fmap_flash_offset(void)
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{
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return FMAP_OFFSET;
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}
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uint32_t freq_khz = 5000 * 1000;
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void lb_arch_add_records(struct lb_header *header)
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{
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struct lb_tsc_info *tsc_info;
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tsc_info = (void *)lb_new_record(header);
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tsc_info->tag = LB_TAG_TSC_INFO;
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tsc_info->size = sizeof(*tsc_info);
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tsc_info->freq_khz = freq_khz;
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}
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static void test_write_tables(void **state)
|
||||||
|
{
|
||||||
|
void *cbtable_start;
|
||||||
|
struct lb_header *header;
|
||||||
|
struct lb_record *record;
|
||||||
|
int32_t *mmc_status = cbmem_find(CBMEM_ID_MMC_STATUS);
|
||||||
|
size_t i = 0;
|
||||||
|
|
||||||
|
/* Expect function to store cbtable entry in cbmem */
|
||||||
|
cbtable_start = write_tables();
|
||||||
|
assert_ptr_equal(cbtable_start, cbmem_find(CBMEM_ID_CBTABLE));
|
||||||
|
|
||||||
|
/* Expect correct lb_header at cbtable_start address */
|
||||||
|
header = (struct lb_header *)cbtable_start;
|
||||||
|
assert_non_null(header);
|
||||||
|
assert_memory_equal("LBIO", header, 4);
|
||||||
|
assert_int_equal(sizeof(*header), header->header_bytes);
|
||||||
|
/* At least one entry should be present. */
|
||||||
|
assert_int_not_equal(0, header->table_entries);
|
||||||
|
|
||||||
|
LB_RECORD_FOR_EACH(record, i, header) {
|
||||||
|
switch (record->tag) {
|
||||||
|
case LB_TAG_MEMORY:
|
||||||
|
/* Should be the same as in bootmem_write_memory_table() */
|
||||||
|
assert_int_equal(sizeof(struct lb_memory)
|
||||||
|
+ ARRAY_SIZE(mock_bootmem_ranges)
|
||||||
|
* sizeof(struct lb_memory_range),
|
||||||
|
record->size);
|
||||||
|
|
||||||
|
const struct lb_memory *memory = (struct lb_memory *)record;
|
||||||
|
const struct lb_memory_range *range;
|
||||||
|
const struct resource *res;
|
||||||
|
struct lb_uint64 value;
|
||||||
|
|
||||||
|
for (int i = 0; i < ARRAY_SIZE(mock_bootmem_ranges); ++i) {
|
||||||
|
res = &mock_bootmem_ranges[i];
|
||||||
|
range = &memory->map[i];
|
||||||
|
|
||||||
|
value = pack_lb64(res->base);
|
||||||
|
assert_memory_equal(&value, &range->start,
|
||||||
|
sizeof(struct lb_uint64));
|
||||||
|
value = pack_lb64(res->size);
|
||||||
|
assert_memory_equal(&value, &range->size,
|
||||||
|
sizeof(struct lb_uint64));
|
||||||
|
assert_int_equal(range->type, res->flags);
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case LB_TAG_MAINBOARD:
|
||||||
|
/* Mainboard record contains its header followed
|
||||||
|
by two null-terminated strings */
|
||||||
|
assert_int_equal(ALIGN_UP(sizeof(struct lb_mainboard) +
|
||||||
|
ARRAY_SIZE(mainboard_vendor) +
|
||||||
|
ARRAY_SIZE(mainboard_part_number), 8), record->size);
|
||||||
|
break;
|
||||||
|
case LB_TAG_VERSION:
|
||||||
|
assert_int_equal(ALIGN_UP(sizeof(struct lb_string)
|
||||||
|
+ ARRAY_SIZE(coreboot_version), 8), record->size);
|
||||||
|
break;
|
||||||
|
case LB_TAG_EXTRA_VERSION:
|
||||||
|
assert_int_equal(ALIGN_UP(sizeof(struct lb_string)
|
||||||
|
+ ARRAY_SIZE(coreboot_extra_version), 8),
|
||||||
|
record->size);
|
||||||
|
break;
|
||||||
|
case LB_TAG_BUILD:
|
||||||
|
assert_int_equal(ALIGN_UP(sizeof(struct lb_string)
|
||||||
|
+ ARRAY_SIZE(coreboot_build), 8),
|
||||||
|
record->size);
|
||||||
|
break;
|
||||||
|
case LB_TAG_COMPILE_TIME:
|
||||||
|
assert_int_equal(ALIGN_UP(sizeof(struct lb_string)
|
||||||
|
+ ARRAY_SIZE(coreboot_compile_time), 8),
|
||||||
|
record->size);
|
||||||
|
break;
|
||||||
|
case LB_TAG_SERIAL:
|
||||||
|
assert_int_equal(sizeof(struct lb_serial), record->size);
|
||||||
|
|
||||||
|
/* This struct have the same values as created in uart_fill_lb() */
|
||||||
|
const struct lb_serial *serial = (struct lb_serial *)record;
|
||||||
|
assert_int_equal(LB_SERIAL_TYPE_MEMORY_MAPPED, serial->type);
|
||||||
|
assert_int_equal(0xFEDC6000, serial->baseaddr);
|
||||||
|
assert_int_equal(115200, serial->baud);
|
||||||
|
assert_int_equal(1, serial->regwidth);
|
||||||
|
assert_int_equal(115200 * 16, serial->input_hertz);
|
||||||
|
assert_int_equal(0x0, serial->uart_pci_addr);
|
||||||
|
break;
|
||||||
|
case LB_TAG_CONSOLE:
|
||||||
|
assert_int_equal(sizeof(struct lb_console), record->size);
|
||||||
|
|
||||||
|
/* This struct have the same values as created in uart_fill_lb() */
|
||||||
|
const struct lb_console *console = (struct lb_console *)record;
|
||||||
|
assert_int_equal(LB_TAG_CONSOLE_SERIAL8250MEM, console->type);
|
||||||
|
break;
|
||||||
|
case LB_TAG_VERSION_TIMESTAMP:
|
||||||
|
assert_int_equal(sizeof(struct lb_timestamp), record->size);
|
||||||
|
|
||||||
|
const struct lb_timestamp *timestamp = (struct lb_timestamp *)record;
|
||||||
|
assert_int_equal(coreboot_version_timestamp, timestamp->timestamp);
|
||||||
|
break;
|
||||||
|
case LB_TAG_BOOT_MEDIA_PARAMS:
|
||||||
|
assert_int_equal(sizeof(struct lb_boot_media_params), record->size);
|
||||||
|
|
||||||
|
const struct lb_boot_media_params *bmp =
|
||||||
|
(struct lb_boot_media_params *)record;
|
||||||
|
const struct cbfs_boot_device *cbd = cbfs_get_boot_device(false);
|
||||||
|
const struct region_device *boot_dev = boot_device_ro();
|
||||||
|
assert_int_equal(region_device_offset(&cbd->rdev), bmp->cbfs_offset);
|
||||||
|
assert_int_equal(region_device_sz(&cbd->rdev), bmp->cbfs_size);
|
||||||
|
assert_int_equal(region_device_sz(boot_dev), bmp->boot_media_size);
|
||||||
|
assert_int_equal(get_fmap_flash_offset(), bmp->fmap_offset);
|
||||||
|
|
||||||
|
break;
|
||||||
|
case LB_TAG_CBMEM_ENTRY:
|
||||||
|
assert_int_equal(sizeof(struct lb_cbmem_entry), record->size);
|
||||||
|
|
||||||
|
const struct lb_cbmem_entry *cbmem_entry =
|
||||||
|
(struct lb_cbmem_entry *)record;
|
||||||
|
const LargestIntegralType expected_tags[] = {
|
||||||
|
CBMEM_ID_CBTABLE,
|
||||||
|
CBMEM_ID_MMC_STATUS
|
||||||
|
};
|
||||||
|
assert_in_set(cbmem_entry->id,
|
||||||
|
expected_tags, ARRAY_SIZE(expected_tags));
|
||||||
|
break;
|
||||||
|
case LB_TAG_TSC_INFO:
|
||||||
|
assert_int_equal(sizeof(struct lb_tsc_info), record->size);
|
||||||
|
|
||||||
|
const struct lb_tsc_info *tsc_info = (struct lb_tsc_info *)record;
|
||||||
|
assert_int_equal(freq_khz, tsc_info->freq_khz);
|
||||||
|
break;
|
||||||
|
case LB_TAG_MMC_INFO:
|
||||||
|
assert_int_equal(sizeof(struct lb_mmc_info), record->size);
|
||||||
|
|
||||||
|
const struct lb_mmc_info *mmc_info = (struct lb_mmc_info *)record;
|
||||||
|
assert_int_equal(*mmc_status, mmc_info->early_cmd1_status);
|
||||||
|
break;
|
||||||
|
case LB_TAG_BOARD_CONFIG:
|
||||||
|
assert_int_equal(sizeof(struct lb_board_config), record->size);
|
||||||
|
|
||||||
|
const struct lb_board_config *board_config =
|
||||||
|
(struct lb_board_config *)record;
|
||||||
|
const struct lb_uint64 expected_fw_version = pack_lb64(fw_config_get());
|
||||||
|
assert_memory_equal(&expected_fw_version,
|
||||||
|
&board_config->fw_config, sizeof(struct lb_uint64));
|
||||||
|
assert_int_equal(board_id(), board_config->board_id);
|
||||||
|
assert_int_equal(ram_code(), board_config->ram_code);
|
||||||
|
assert_int_equal(sku_id(), board_config->sku_id);
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
fail_msg("Unexpected tag found in record. Tag ID: 0x%x", record->tag);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
int main(void)
|
||||||
|
{
|
||||||
|
const struct CMUnitTest tests[] = {
|
||||||
|
cmocka_unit_test(test_lb_add_gpios),
|
||||||
|
cmocka_unit_test_setup(test_lb_new_record, setup_test_header),
|
||||||
|
cmocka_unit_test_setup(test_lb_add_serial, setup_test_header),
|
||||||
|
cmocka_unit_test_setup(test_lb_add_console, setup_test_header),
|
||||||
|
cmocka_unit_test_setup(test_multiple_entries, setup_test_header),
|
||||||
|
cmocka_unit_test_setup(test_write_coreboot_forwarding_table, setup_test_header),
|
||||||
|
cmocka_unit_test_setup_teardown(test_write_tables,
|
||||||
|
setup_write_tables_test,
|
||||||
|
teardown_write_tables_test),
|
||||||
|
};
|
||||||
|
|
||||||
|
return cmocka_run_group_tests(tests, NULL, NULL);
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue