#define DEBUG
#include <common.h>
+#include <bootm.h>
#include <command.h>
#include <malloc.h>
+#include <mapmem.h>
+#include <asm/io.h>
#include <u-boot/zlib.h>
#include <bzlib.h>
"\x73\x61\x67\x65\x73\x2e\x0a\x11\x00\x00\x00\x00\x00\x00";
static const unsigned long lzo_compressed_size = 334;
+/* lz4 -z /tmp/plain.txt > /tmp/plain.lz4 */
+static const char lz4_compressed[] =
+ "\x04\x22\x4d\x18\x64\x70\xb9\x01\x01\x00\x00\xff\x19\x49\x20\x61"
+ "\x6d\x20\x61\x20\x68\x69\x67\x68\x6c\x79\x20\x63\x6f\x6d\x70\x72"
+ "\x65\x73\x73\x61\x62\x6c\x65\x20\x62\x69\x74\x20\x6f\x66\x20\x74"
+ "\x65\x78\x74\x2e\x0a\x28\x00\x3d\xf1\x25\x54\x68\x65\x72\x65\x20"
+ "\x61\x72\x65\x20\x6d\x61\x6e\x79\x20\x6c\x69\x6b\x65\x20\x6d\x65"
+ "\x2c\x20\x62\x75\x74\x20\x74\x68\x69\x73\x20\x6f\x6e\x65\x20\x69"
+ "\x73\x20\x6d\x69\x6e\x65\x2e\x0a\x49\x66\x20\x49\x20\x77\x32\x00"
+ "\xd1\x6e\x79\x20\x73\x68\x6f\x72\x74\x65\x72\x2c\x20\x74\x45\x00"
+ "\xf4\x0b\x77\x6f\x75\x6c\x64\x6e\x27\x74\x20\x62\x65\x20\x6d\x75"
+ "\x63\x68\x20\x73\x65\x6e\x73\x65\x20\x69\x6e\x0a\xcf\x00\x50\x69"
+ "\x6e\x67\x20\x6d\x12\x00\x00\x32\x00\xf0\x11\x20\x66\x69\x72\x73"
+ "\x74\x20\x70\x6c\x61\x63\x65\x2e\x20\x41\x74\x20\x6c\x65\x61\x73"
+ "\x74\x20\x77\x69\x74\x68\x20\x6c\x7a\x6f\x2c\x63\x00\xf5\x14\x77"
+ "\x61\x79\x2c\x0a\x77\x68\x69\x63\x68\x20\x61\x70\x70\x65\x61\x72"
+ "\x73\x20\x74\x6f\x20\x62\x65\x68\x61\x76\x65\x20\x70\x6f\x6f\x72"
+ "\x6c\x79\x4e\x00\x30\x61\x63\x65\x27\x01\x01\x95\x00\x01\x2d\x01"
+ "\xb0\x0a\x6d\x65\x73\x73\x61\x67\x65\x73\x2e\x0a\x00\x00\x00\x00"
+ "\x9d\x12\x8c\x9d";
+static const unsigned long lz4_compressed_size = 276;
+
#define TEST_BUFFER_SIZE 512
return (ret != LZO_E_OK);
}
+static int compress_using_lz4(void *in, unsigned long in_size,
+ void *out, unsigned long out_max,
+ unsigned long *out_size)
+{
+ /* There is no lz4 compression in u-boot, so fake it. */
+ assert(in_size == strlen(plain));
+ assert(memcmp(plain, in, in_size) == 0);
+
+ if (lz4_compressed_size > out_max)
+ return -1;
+
+ memcpy(out, lz4_compressed, lz4_compressed_size);
+ if (out_size)
+ *out_size = lz4_compressed_size;
+
+ return 0;
+}
+
+static int uncompress_using_lz4(void *in, unsigned long in_size,
+ void *out, unsigned long out_max,
+ unsigned long *out_size)
+{
+ int ret;
+ size_t input_size = in_size;
+ size_t output_size = out_max;
+
+ ret = ulz4fn(in, input_size, out, &output_size);
+ if (out_size)
+ *out_size = output_size;
+
+ return (ret != 0);
+}
+
#define errcheck(statement) if (!(statement)) { \
fprintf(stderr, "\tFailed: %s\n", #statement); \
ret = 1; \
return ret;
}
-
-static int do_test_compression(cmd_tbl_t *cmdtp, int flag, int argc,
- char * const argv[])
+static int do_ut_compression(cmd_tbl_t *cmdtp, int flag, int argc,
+ char *const argv[])
{
int err = 0;
err += run_test("bzip2", compress_using_bzip2, uncompress_using_bzip2);
err += run_test("lzma", compress_using_lzma, uncompress_using_lzma);
err += run_test("lzo", compress_using_lzo, uncompress_using_lzo);
+ err += run_test("lz4", compress_using_lz4, uncompress_using_lz4);
- printf("test_compression %s\n", err == 0 ? "ok" : "FAILED");
+ printf("ut_compression %s\n", err == 0 ? "ok" : "FAILED");
return err;
}
+static int compress_using_none(void *in, unsigned long in_size,
+ void *out, unsigned long out_max,
+ unsigned long *out_size)
+{
+ /* Here we just copy */
+ memcpy(out, in, in_size);
+ *out_size = in_size;
+
+ return 0;
+}
+
+/**
+ * run_bootm_test() - Run tests on the bootm decopmression function
+ *
+ * @comp_type: Compression type to test
+ * @compress: Our function to compress data
+ * @return 0 if OK, non-zero on failure
+ */
+static int run_bootm_test(int comp_type, mutate_func compress)
+{
+ ulong compress_size = 1024;
+ void *compress_buff;
+ int unc_len;
+ int err = 0;
+ const ulong image_start = 0;
+ const ulong load_addr = 0x1000;
+ ulong load_end;
+
+ printf("Testing: %s\n", genimg_get_comp_name(comp_type));
+ compress_buff = map_sysmem(image_start, 0);
+ unc_len = strlen(plain);
+ compress((void *)plain, unc_len, compress_buff, compress_size,
+ &compress_size);
+ err = bootm_decomp_image(comp_type, load_addr, image_start,
+ IH_TYPE_KERNEL, map_sysmem(load_addr, 0),
+ compress_buff, compress_size, unc_len,
+ &load_end);
+ if (err)
+ return err;
+ err = bootm_decomp_image(comp_type, load_addr, image_start,
+ IH_TYPE_KERNEL, map_sysmem(load_addr, 0),
+ compress_buff, compress_size, unc_len - 1,
+ &load_end);
+ if (!err)
+ return -EINVAL;
+
+ /* We can't detect corruption when not decompressing */
+ if (comp_type == IH_COMP_NONE)
+ return 0;
+ memset(compress_buff + compress_size / 2, '\x49',
+ compress_size / 2);
+ err = bootm_decomp_image(comp_type, load_addr, image_start,
+ IH_TYPE_KERNEL, map_sysmem(load_addr, 0),
+ compress_buff, compress_size, 0x10000,
+ &load_end);
+ if (!err)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int do_ut_image_decomp(cmd_tbl_t *cmdtp, int flag, int argc,
+ char *const argv[])
+{
+ int err = 0;
+
+ err = run_bootm_test(IH_COMP_GZIP, compress_using_gzip);
+ err |= run_bootm_test(IH_COMP_BZIP2, compress_using_bzip2);
+ err |= run_bootm_test(IH_COMP_LZMA, compress_using_lzma);
+ err |= run_bootm_test(IH_COMP_LZO, compress_using_lzo);
+ err |= run_bootm_test(IH_COMP_LZ4, compress_using_lz4);
+ err |= run_bootm_test(IH_COMP_NONE, compress_using_none);
+
+ printf("ut_image_decomp %s\n", err == 0 ? "ok" : "FAILED");
+
+ return 0;
+}
+
U_BOOT_CMD(
- test_compression, 5, 1, do_test_compression,
+ ut_compression, 5, 1, do_ut_compression,
"Basic test of compressors: gzip bzip2 lzma lzo", ""
);
+
+U_BOOT_CMD(
+ ut_image_decomp, 5, 1, do_ut_image_decomp,
+ "Basic test of bootm decompression", ""
+);
projects / people / ms / u-boot.git / blobdiff