diff options
| -rw-r--r-- | .azure-pipelines.yml | 4 | ||||
| -rw-r--r-- | .gitlab-ci.yml | 7 | ||||
| -rw-r--r-- | arch/sandbox/cpu/u-boot-spl.lds | 2 | ||||
| -rw-r--r-- | configs/sandbox_noinst_defconfig | 6 | ||||
| -rw-r--r-- | configs/sandbox_spl_defconfig | 6 | ||||
| -rw-r--r-- | include/test/spl.h | 117 | ||||
| -rw-r--r-- | test/image/spl_load.c | 350 | ||||
| -rw-r--r-- | test/image/spl_load_os.c | 4 |
8 files changed, 493 insertions, 3 deletions
diff --git a/.azure-pipelines.yml b/.azure-pipelines.yml index 7985ff5..6f91553 100644 --- a/.azure-pipelines.yml +++ b/.azure-pipelines.yml @@ -299,6 +299,10 @@ stages: sandbox_noinst: TEST_PY_BD: "sandbox_noinst" TEST_PY_TEST_SPEC: "test_ofplatdata or test_handoff or test_spl" + sandbox_noinst_load_fit_full: + TEST_PY_BD: "sandbox_noinst" + TEST_PY_TEST_SPEC: "test_ofplatdata or test_handoff or test_spl" + OVERRIDE: "-a CONFIG_SPL_LOAD_FIT_FULL=y" sandbox_flattree: TEST_PY_BD: "sandbox_flattree" sandbox_trace: diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml index 129234b..6decdfd 100644 --- a/.gitlab-ci.yml +++ b/.gitlab-ci.yml @@ -293,6 +293,13 @@ sandbox_noinst_test.py: TEST_PY_TEST_SPEC: "test_ofplatdata or test_handoff or test_spl" <<: *buildman_and_testpy_dfn +sandbox_noinst with LOAD_FIT_FULL test.py: + variables: + TEST_PY_BD: "sandbox_noinst" + TEST_PY_TEST_SPEC: "test_ofplatdata or test_handoff or test_spl" + OVERRIDE: "-a CONFIG_SPL_LOAD_FIT_FULL=y" + <<: *buildman_and_testpy_dfn + sandbox_vpl test.py: variables: TEST_PY_BD: "sandbox_vpl" diff --git a/arch/sandbox/cpu/u-boot-spl.lds b/arch/sandbox/cpu/u-boot-spl.lds index ef885fd..a81d66a 100644 --- a/arch/sandbox/cpu/u-boot-spl.lds +++ b/arch/sandbox/cpu/u-boot-spl.lds @@ -26,6 +26,8 @@ SECTIONS KEEP(*(_u_boot_sandbox_getopt)) *(_u_boot_sandbox_getopt_end) } + + _image_binary_end = .; } INSERT AFTER .data; diff --git a/configs/sandbox_noinst_defconfig b/configs/sandbox_noinst_defconfig index d39e54f..908155b 100644 --- a/configs/sandbox_noinst_defconfig +++ b/configs/sandbox_noinst_defconfig @@ -32,6 +32,12 @@ CONFIG_DISPLAY_BOARDINFO_LATE=y CONFIG_SPL_NO_BSS_LIMIT=y CONFIG_HANDOFF=y CONFIG_SPL_BOARD_INIT=y +CONFIG_SPL_LEGACY_IMAGE_FORMAT=y +CONFIG_SPL_LOAD_IMX_CONTAINER=y +CONFIG_SPL_SYS_MALLOC=y +CONFIG_SPL_HAS_CUSTOM_MALLOC_START=y +CONFIG_SPL_CUSTOM_SYS_MALLOC_ADDR=0xa000000 +CONFIG_SPL_SYS_MALLOC_SIZE=0x4000000 CONFIG_SPL_ENV_SUPPORT=y CONFIG_SPL_I2C=y CONFIG_SPL_RTC=y diff --git a/configs/sandbox_spl_defconfig b/configs/sandbox_spl_defconfig index 4a67af2..b578cc8 100644 --- a/configs/sandbox_spl_defconfig +++ b/configs/sandbox_spl_defconfig @@ -32,6 +32,12 @@ CONFIG_DISPLAY_BOARDINFO_LATE=y CONFIG_SPL_NO_BSS_LIMIT=y CONFIG_HANDOFF=y CONFIG_SPL_BOARD_INIT=y +CONFIG_SPL_LEGACY_IMAGE_FORMAT=y +CONFIG_SPL_LOAD_IMX_CONTAINER=y +CONFIG_SPL_SYS_MALLOC=y +CONFIG_SPL_HAS_CUSTOM_MALLOC_START=y +CONFIG_SPL_CUSTOM_SYS_MALLOC_ADDR=0xa000000 +CONFIG_SPL_SYS_MALLOC_SIZE=0x4000000 CONFIG_SPL_ENV_SUPPORT=y CONFIG_SPL_FPGA=y CONFIG_SPL_I2C=y diff --git a/include/test/spl.h b/include/test/spl.h new file mode 100644 index 0000000..4c6b789 --- /dev/null +++ b/include/test/spl.h @@ -0,0 +1,117 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (C) 2023 Sean Anderson <seanga2@gmail.com> + */ + +#ifndef TEST_SPL_H +#define TEST_SPL_H + +struct unit_test_state; +struct spl_image_info; + +/* Declare a new SPL test */ +#define SPL_TEST(_name, _flags) UNIT_TEST(_name, _flags, spl_test) + +/** + * generate_data() - Generate some test payload data + * @data: The location to fill + * @size: The size of @data + * @test_name: The seed for the data + * + * Fill @data with data. The upper nibbles will be an incrementing counter + * (0x00, 0x10, 0x20...) to make the data identifiable in a hex dump. The lower + * nibbles are random bits seeded with @test_name. + */ +void generate_data(char *data, size_t size, const char *test_name); + +/** + * enum spl_test_image - Image types for testing + * @LEGACY: "Legacy" uImages + * @IMX8: i.MX8 Container images + * @FIT_INTERNAL: FITs with internal data + * @FIT_EXTERNAL: FITs with external data + */ +enum spl_test_image { + LEGACY, + IMX8, + FIT_INTERNAL, + FIT_EXTERNAL, +}; + +/** + * create_image() - Create an image for testing + * @dst: The location to create the image at + * @type: The type of image to create + * @info: Image parameters + * @data_offset: Offset of payload data within the image + * + * Create a new image at @dst. @dst must be initialized to all zeros. @info + * should already have name and size filled in. All other parameters will be + * filled in by this function. @info can later be passed to check_image_info(). + * + * If @dst is %NULL, then no data is written. Otherwise, @dst must be + * initialized to zeros, except payload data which must already be present at + * @data_offset. @data_offset may be %NULL if unnecessary. + * + * Typically, this function will be called as follows: + * + * size = create_image(NULL, type, &info, &off); + * img = calloc(size, 1); + * generate_data(img + off, ...); + * create_image(img, type, &info, NULL); + * + * Return: The size of the image, or 0 on error + */ +size_t create_image(void *dst, enum spl_test_image type, + struct spl_image_info *info, size_t *data_offset); + +/** + * check_image_info() - Check image info after loading + * @uts: Current unit test state + * @info1: The base, known good info + * @info2: The info to check + * + * Check @info2 against @info1. This function is typically called after calling + * a function to load/parse an image. Image data is not checked. + * + * Return: 0 on success, or 1 on failure + */ +int check_image_info(struct unit_test_state *uts, struct spl_image_info *info1, + struct spl_image_info *info2); + +/** + * image_supported() - Determine whether an image type is supported + * @type: The image type to check + * + * Return: %true if supported and %false otherwise + */ +static inline bool image_supported(enum spl_test_image type) +{ + switch (type) { + case LEGACY: + return IS_ENABLED(CONFIG_SPL_LEGACY_IMAGE_FORMAT); + case IMX8: + return IS_ENABLED(CONFIG_SPL_LOAD_IMX_CONTAINER); + case FIT_INTERNAL: + case FIT_EXTERNAL: + return IS_ENABLED(CONFIG_SPL_LOAD_FIT) || + IS_ENABLED(CONFIG_SPL_LOAD_FIT_FULL); + } + + return false; +} + +/* Declare an image test (skipped if the image type is unsupported) */ +#define SPL_IMG_TEST(func, type, flags) \ +static int func##_##type(struct unit_test_state *uts) \ +{ \ + if (!image_supported(type)) \ + return -EAGAIN; \ + return func(uts, __func__, type); \ +} \ +SPL_TEST(func##_##type, flags) + +/* More than a couple blocks, and will not be aligned to anything */ +#define SPL_TEST_DATA_SIZE 4099 + +#endif /* TEST_SPL_H */ diff --git a/test/image/spl_load.c b/test/image/spl_load.c index 1a57bf8..de2fdda 100644 --- a/test/image/spl_load.c +++ b/test/image/spl_load.c @@ -4,7 +4,15 @@ */ #include <common.h> +#include <image.h> +#include <imx_container.h> #include <mapmem.h> +#include <memalign.h> +#include <rand.h> +#include <spl.h> +#include <test/spl.h> +#include <test/ut.h> +#include <u-boot/crc.h> int board_fit_config_name_match(const char *name) { @@ -15,3 +23,345 @@ struct legacy_img_hdr *spl_get_load_buffer(ssize_t offset, size_t size) { return map_sysmem(0x100000, 0); } + +/* Try to reuse the load buffer to conserve memory */ +void *board_spl_fit_buffer_addr(ulong fit_size, int sectors, int bl_len) +{ + static void *buf; + static size_t size; + + if (size < sectors * bl_len) { + free(buf); + size = sectors * bl_len; + buf = malloc_cache_aligned(size); + } + return buf; +} + +/* Local flags for spl_image; start from the "top" to avoid conflicts */ +#define SPL_IMX_CONTAINER 0x80000000 + +void generate_data(char *data, size_t size, const char *test_name) +{ + int i; + unsigned int seed = 1; + + while (*test_name) { + seed += *test_name++; + rand_r(&seed); + } + + for (i = 0; i < size; i++) + data[i] = (i & 0xf) << 4 | (rand_r(&seed) & 0xf); +} + +static size_t create_legacy(void *dst, struct spl_image_info *spl_image, + size_t *data_offset) +{ + struct legacy_img_hdr *hdr = dst; + void *data = dst + sizeof(*hdr); + + if (data_offset) + *data_offset = data - dst; + + if (!dst) + goto out; + + image_set_magic(hdr, IH_MAGIC); + image_set_time(hdr, 0); + image_set_size(hdr, spl_image->size); + image_set_load(hdr, spl_image->load_addr); + image_set_ep(hdr, spl_image->entry_point); + image_set_dcrc(hdr, crc32(0, data, spl_image->size)); + image_set_os(hdr, spl_image->os); + image_set_arch(hdr, IH_ARCH_DEFAULT); + image_set_type(hdr, IH_TYPE_FIRMWARE); + image_set_comp(hdr, IH_COMP_NONE); + image_set_name(hdr, spl_image->name); + image_set_hcrc(hdr, crc32(0, (void *)hdr, sizeof(*hdr))); + +out: + return sizeof(*hdr) + spl_image->size; +} + +static size_t create_imx8(void *dst, struct spl_image_info *spl_image, + size_t *data_offset) +{ + struct container_hdr *hdr = dst; + struct boot_img_t *img = dst + sizeof(*hdr); + size_t length = sizeof(*hdr) + sizeof(*img); + /* Align to MMC block size for now */ + void *data = dst + 512; + + if (data_offset) + *data_offset = data - dst; + + if (!dst) + goto out; + + hdr->version = CONTAINER_HDR_VERSION; + hdr->length_lsb = length & 0xff; + hdr->length_msb = length >> 8; + hdr->tag = CONTAINER_HDR_TAG; + hdr->num_images = 1; + + /* spl_load_imx_container doesn't handle endianness; whoops! */ + img->offset = data - dst; + img->size = spl_image->size; + img->dst = spl_image->load_addr; + img->entry = spl_image->entry_point; + +out: + return data - dst + spl_image->size; +} + +#define ADDRESS_CELLS (sizeof(uintptr_t) / sizeof(u32)) + +static inline int fdt_property_addr(void *fdt, const char *name, uintptr_t val) +{ + if (sizeof(uintptr_t) == sizeof(u32)) + return fdt_property_u32(fdt, name, val); + return fdt_property_u64(fdt, name, val); +} + +static size_t start_fit(void *dst, size_t fit_size, size_t data_size, + bool external) +{ + void *data; + + if (fdt_create(dst, fit_size)) + return 0; + if (fdt_finish_reservemap(dst)) + return 0; + if (fdt_begin_node(dst, "")) + return 0; + if (fdt_property_u32(dst, FIT_TIMESTAMP_PROP, 0)) + return 0; + if (fdt_property_u32(dst, "#address-cells", ADDRESS_CELLS)) + return 0; + if (fdt_property_string(dst, FIT_DESC_PROP, "")) + return 0; + + if (fdt_begin_node(dst, "images")) + return 0; + if (fdt_begin_node(dst, "u-boot")) + return 0; + + if (external) { + if (fdt_property_u32(dst, FIT_DATA_OFFSET_PROP, 0)) + return 0; + return fit_size; + } + + if (fdt_property_placeholder(dst, FIT_DATA_PROP, data_size, &data)) + return 0; + return data - dst; +} + +static size_t create_fit(void *dst, struct spl_image_info *spl_image, + size_t *data_offset, bool external) +{ + size_t prop_size = 596, total_size = prop_size + spl_image->size; + size_t off, size; + + if (external) { + size = prop_size; + off = size; + } else { + char tmp[256]; + + size = total_size; + off = start_fit(tmp, sizeof(tmp), 0, false); + if (!off) + return 0; + } + + if (data_offset) + *data_offset = off; + + if (!dst) + goto out; + + if (start_fit(dst, size, spl_image->size, external) != off) + return 0; + + if (fdt_property_string(dst, FIT_DESC_PROP, spl_image->name)) + return 0; + if (fdt_property_string(dst, FIT_TYPE_PROP, "firmware")) + return 0; + if (fdt_property_string(dst, FIT_COMP_PROP, "none")) + return 0; + if (fdt_property_u32(dst, FIT_DATA_SIZE_PROP, spl_image->size)) + return 0; + if (fdt_property_string(dst, FIT_OS_PROP, + genimg_get_os_short_name(spl_image->os))) + return 0; + if (fdt_property_string(dst, FIT_ARCH_PROP, + genimg_get_arch_short_name(IH_ARCH_DEFAULT))) + return 0; + if (fdt_property_addr(dst, FIT_ENTRY_PROP, spl_image->entry_point)) + return 0; + if (fdt_property_addr(dst, FIT_LOAD_PROP, spl_image->load_addr)) + return 0; + if (fdt_end_node(dst)) /* u-boot */ + return 0; + if (fdt_end_node(dst)) /* images */ + return 0; + + if (fdt_begin_node(dst, "configurations")) + return 0; + if (fdt_property_string(dst, FIT_DEFAULT_PROP, "config-1")) + return 0; + if (fdt_begin_node(dst, "config-1")) + return 0; + if (fdt_property_string(dst, FIT_DESC_PROP, spl_image->name)) + return 0; + if (fdt_property_string(dst, FIT_FIRMWARE_PROP, "u-boot")) + return 0; + if (fdt_end_node(dst)) /* configurations */ + return 0; + if (fdt_end_node(dst)) /* config-1 */ + return 0; + + if (fdt_end_node(dst)) /* root */ + return 0; + if (fdt_finish(dst)) + return 0; + + if (external) { + if (fdt_totalsize(dst) > size) + return 0; + fdt_set_totalsize(dst, size); + } + +out: + return total_size; +} + +size_t create_image(void *dst, enum spl_test_image type, + struct spl_image_info *info, size_t *data_offset) +{ + bool external = false; + + info->os = IH_OS_U_BOOT; + info->load_addr = CONFIG_TEXT_BASE; + info->entry_point = CONFIG_TEXT_BASE + 0x100; + info->flags = 0; + + switch (type) { + case LEGACY: + return create_legacy(dst, info, data_offset); + case IMX8: + info->flags = SPL_IMX_CONTAINER; + return create_imx8(dst, info, data_offset); + case FIT_EXTERNAL: + /* + * spl_fit_append_fdt will clobber external images with U-Boot's + * FDT if the image doesn't have one. Just set the OS to + * something which doesn't take a devicetree. + */ + if (!IS_ENABLED(CONFIG_LOAD_FIT_FULL)) + info->os = IH_OS_TEE; + external = true; + case FIT_INTERNAL: + info->flags = SPL_FIT_FOUND; + return create_fit(dst, info, data_offset, external); + } + + return 0; +} + +int check_image_info(struct unit_test_state *uts, struct spl_image_info *info1, + struct spl_image_info *info2) +{ + if (info2->name) { + if (info1->flags & SPL_FIT_FOUND) + ut_asserteq_str(genimg_get_os_name(info1->os), + info2->name); + else + ut_asserteq_str(info1->name, info2->name); + } + + if (info1->flags & SPL_IMX_CONTAINER) + ut_asserteq(IH_OS_INVALID, info2->os); + else + ut_asserteq(info1->os, info2->os); + + ut_asserteq(info1->entry_point, info2->entry_point); + if (info1->flags & (SPL_FIT_FOUND | SPL_IMX_CONTAINER) || + info2->flags & SPL_COPY_PAYLOAD_ONLY) { + ut_asserteq(info1->load_addr, info2->load_addr); + if (info1->flags & SPL_IMX_CONTAINER) + ut_asserteq(0, info2->size); + else + ut_asserteq(info1->size, info2->size); + } else { + ut_asserteq(info1->load_addr - sizeof(struct legacy_img_hdr), + info2->load_addr); + ut_asserteq(info1->size + sizeof(struct legacy_img_hdr), + info2->size); + } + + return 0; +} + +static ulong spl_test_read(struct spl_load_info *load, ulong sector, + ulong count, void *buf) +{ + memcpy(buf, load->priv + sector, count); + return count; +} + +static int spl_test_image(struct unit_test_state *uts, const char *test_name, + enum spl_test_image type) +{ + size_t img_size, img_data, data_size = SPL_TEST_DATA_SIZE; + struct spl_image_info info_write = { + .name = test_name, + .size = data_size, + }, info_read = { }; + char *data; + void *img; + + img_size = create_image(NULL, type, &info_write, &img_data); + ut_assert(img_size); + img = calloc(img_size, 1); + ut_assertnonnull(img); + + data = img + img_data; + generate_data(data, data_size, test_name); + ut_asserteq(img_size, create_image(img, type, &info_write, NULL)); + + if (type == LEGACY) { + ut_assertok(spl_parse_image_header(&info_read, NULL, img)); + if (check_image_info(uts, &info_write, &info_read)) + return CMD_RET_FAILURE; + } else { + struct spl_load_info load = { + .bl_len = 1, + .priv = img, + .read = spl_test_read, + }; + + if (type == IMX8) + ut_assertok(spl_load_imx_container(&info_read, &load, + 0)); + else if (IS_ENABLED(CONFIG_SPL_FIT_FULL)) + ut_assertok(spl_parse_image_header(&info_read, NULL, + img)); + else + ut_assertok(spl_load_simple_fit(&info_read, &load, 0, + img)); + if (check_image_info(uts, &info_write, &info_read)) + return CMD_RET_FAILURE; + ut_asserteq_mem(data, phys_to_virt(info_write.load_addr), + data_size); + } + + free(img); + return 0; +} +SPL_IMG_TEST(spl_test_image, LEGACY, 0); +SPL_IMG_TEST(spl_test_image, IMX8, 0); +SPL_IMG_TEST(spl_test_image, FIT_INTERNAL, 0); +SPL_IMG_TEST(spl_test_image, FIT_EXTERNAL, 0); diff --git a/test/image/spl_load_os.c b/test/image/spl_load_os.c index 3b2967d..49edf15 100644 --- a/test/image/spl_load_os.c +++ b/test/image/spl_load_os.c @@ -8,11 +8,9 @@ #include <image.h> #include <os.h> #include <spl.h> +#include <test/spl.h> #include <test/ut.h> -/* Declare a new SPL test */ -#define SPL_TEST(_name, _flags) UNIT_TEST(_name, _flags, spl_test) - /* Context used for this test */ struct text_ctx { int fd; |