initial

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 77 insertions, 0 deletions

diff --git a/sdma-gen-image.c b/sdma-gen-image.c
new file mode 100644
index 0000000..a63e669
--- /dev/null
+++ b/sdma-gen-image.c
@@ -0,0 +1,77 @@
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdlib.h>
+
+#include "sdma-firmware.h"
+
+
+static struct sdma_firmware *firmwares[] = {
+	&sdma_imx31_v1,
+	&sdma_imx31_v2,
+	&sdma_imx35_v1,
+	&sdma_imx35_v2,
+};
+
+static int gen_one(struct sdma_firmware *fw)
+{
+	struct sdma_firmware_header header;
+	int ret;
+	char *name;
+	FILE *f;
+
+	printf("name: %s %d\n", fw->name);
+
+	header.magic = 0x414d4453;
+	header.version_major = 1;
+	header.version_minor = fw->version;
+	header.script_addrs_start = sizeof(header);
+	header.num_script_addrs = sizeof(struct sdma_script_start_addrs) / sizeof(uint32_t);
+	header.ram_code_start = header.script_addrs_start + sizeof(struct sdma_script_start_addrs);
+	header.ram_code_size = fw->blob_size * sizeof(uint16_t);
+
+	ret = asprintf(&name, "%s.bin", fw->name);
+	if (ret < 0)
+		return ret;
+
+	f = fopen(name, "w");
+	if (!f) {
+		perror("fopen");
+		ret = -1;
+		goto out_free;
+	}
+
+	ret = fwrite(&header, sizeof(header), 1, f);
+	if (ret != 1)
+		goto out_free;
+	ret = fwrite(fw->addr, sizeof(struct sdma_script_start_addrs), 1, f);
+	if (ret != 1)
+		goto out_free;
+	ret = fwrite(fw->blob, header.ram_code_size, 1, f);
+	if (ret != 1)
+		goto out_free;
+
+	fclose(f);
+
+	return 0;
+
+out_free:
+	free(name);
+
+	return ret;
+}
+
+int main(void)
+{
+	int i, ret;
+
+	for (i = 0; i < ARRAY_SIZE(firmwares); i++) {
+		ret = gen_one(firmwares[i]);
+		if (ret)
+			exit(1);
+	}
+
+	return 0;
+}