meson: Rename platform directory to amlogic

Meson is the internal code name for the SoC family. The correct name for
the platform should be Amlogic. Change the name of the platform
directory.

Signed-off-by: Carlo Caione <ccaione@baylibre.com>
Change-Id: Icc140e1ea137f12117acbf64c7dcb1a8b66b345d

1 files changed, 94 insertions, 0 deletions

diff --git a/tools/amlogic/doimage.c b/tools/amlogic/doimage.c
new file mode 100644
index 000000000..b304038d1
--- /dev/null
+++ b/tools/amlogic/doimage.c
@@ -0,0 +1,94 @@
+/*
+ * Copyright (c) 2019, Remi Pommarel <repk@triplefau.lt>
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#include <stdlib.h>
+#include <stdio.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdint.h>
+#include <endian.h>
+
+#define DEFAULT_PROGNAME "doimage"
+#define PROGNAME(argc, argv) (((argc) >= 1) ? ((argv)[0]) : DEFAULT_PROGNAME)
+
+#define BL31_MAGIC 0x12348765
+#define BL31_LOADADDR 0x05100000
+#define BUFLEN 512
+
+static inline void usage(char const *prog)
+{
+	fprintf(stderr, "Usage: %s <bl31.bin> <bl31.img>\n", prog);
+}
+
+static inline int fdwrite(int fd, uint8_t *data, size_t len)
+{
+	ssize_t nr;
+	size_t l;
+	int ret = -1;
+
+	for (l = 0; l < len; l += nr) {
+		nr = write(fd, data + l, len - l);
+		if (nr < 0) {
+			perror("Cannot write to bl31.img");
+			goto out;
+		}
+	}
+
+	ret = 0;
+out:
+	return ret;
+}
+
+int main(int argc, char **argv)
+{
+	int fin, fout, ret = -1;
+	ssize_t len;
+	uint32_t data;
+	uint8_t buf[BUFLEN];
+
+	if (argc != 3) {
+		usage(PROGNAME(argc, argv));
+		goto out;
+	}
+
+	fin = open(argv[1], O_RDONLY);
+	if (fin < 0) {
+		perror("Cannot open bl31.bin");
+		goto out;
+	}
+
+	fout = open(argv[2], O_WRONLY | O_CREAT, 0660);
+	if (fout < 0) {
+		perror("Cannot open bl31.img");
+		goto closefin;
+	}
+
+	data = htole32(BL31_MAGIC);
+	if (fdwrite(fout, (uint8_t *)&data, sizeof(data)) < 0)
+		goto closefout;
+
+	lseek(fout, 8, SEEK_SET);
+	data = htole32(BL31_LOADADDR);
+	if (fdwrite(fout, (uint8_t *)&data, sizeof(data)) < 0)
+		goto closefout;
+
+	lseek(fout, 0x200, SEEK_SET);
+	while ((len = read(fin, buf, sizeof(buf))) > 0)
+		if (fdwrite(fout, buf, len) < 0)
+			goto closefout;
+	if (len < 0) {
+		perror("Cannot read bl31.bin");
+		goto closefout;
+	}
+
+	ret = 0;
+
+closefout:
+	close(fout);
+closefin:
+	close(fin);
+out:
+	return ret;
+}