firmware-utils: bcm4908kernel: name struct fields

Less magic names / values.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
(cherry picked from commit a3611432a6c3490fb2b6fdbc1ce664cf70900668)

diff --git a/tools/firmware-utils/src/bcm4908kernel.c b/tools/firmware-utils/src/bcm4908kernel.c
index fc5b2812ef3f6d0af1fd22775ba5bb1621ef3564..eaf04a0a483e88e87f6533c5ae94a83d22f1c77b 100644 (file)
--- a/tools/firmware-utils/src/bcm4908kernel.c
+++ b/tools/firmware-utils/src/bcm4908kernel.c
@@ -27,11 +27,11 @@
 #endif
 
 struct bcm4908kernel_header {
-       uint32_t unk1;
-       uint32_t unk2;
-       uint32_t length;
+       uint32_t boot_load_addr;        /* AKA la_address */
+       uint32_t boot_addr;             /* AKA la_entrypt */
+       uint32_t data_len;
        uint8_t magic[4];
-       uint32_t unused;
+       uint32_t uncomplen;             /* Empty for LZMA, used for LZ4 */
 };
 
 static void usage() {
@@ -103,14 +103,14 @@ int main(int argc, char **argv) {
                length += bytes;
        }
 
-       header.unk1 = cpu_to_le32(0x00080000);
-       header.unk2 = cpu_to_le32(0x00080000);
-       header.length = cpu_to_le32(length);
+       header.boot_load_addr = cpu_to_le32(0x00080000);
+       header.boot_addr = cpu_to_le32(0x00080000);
+       header.data_len = cpu_to_le32(length);
        header.magic[0] = 'B';
        header.magic[1] = 'R';
        header.magic[2] = 'C';
        header.magic[3] = 'M';
-       header.unused = 0;
+       header.uncomplen = 0;
 
        fseek(out, 0, SEEK_SET);