1 files changed, 469 insertions, 0 deletions
diff --git a/roms/u-boot/cmd/fpga.c b/roms/u-boot/cmd/fpga.c
new file mode 100644
index 000000000..51410a8e4
--- /dev/null
+++ b/roms/u-boot/cmd/fpga.c
@@ -0,0 +1,469 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2000, 2001
+ * Rich Ireland, Enterasys Networks, rireland@enterasys.com.
+ */
+
+/*
+ *  FPGA support
+ */
+#include <common.h>
+#include <command.h>
+#include <env.h>
+#include <fpga.h>
+#include <fs.h>
+#include <gzip.h>
+#include <image.h>
+#include <log.h>
+#include <malloc.h>
+
+static long do_fpga_get_device(char *arg)
+{
+	long dev = FPGA_INVALID_DEVICE;
+	char *devstr = env_get("fpga");
+
+	if (devstr)
+		/* Should be strtol to handle -1 cases */
+		dev = simple_strtol(devstr, NULL, 16);
+
+	if (dev == FPGA_INVALID_DEVICE && arg)
+		dev = simple_strtol(arg, NULL, 16);
+
+	debug("%s: device = %ld\n", __func__, dev);
+
+	return dev;
+}
+
+static int do_fpga_check_params(long *dev, long *fpga_data, size_t *data_size,
+				struct cmd_tbl *cmdtp, int argc,
+				char *const argv[])
+{
+	size_t local_data_size;
+	long local_fpga_data;
+
+	debug("%s %d, %d\n", __func__, argc, cmdtp->maxargs);
+
+	if (argc != cmdtp->maxargs) {
+		debug("fpga: incorrect parameters passed\n");
+		return CMD_RET_USAGE;
+	}
+
+	*dev = do_fpga_get_device(argv[0]);
+
+	local_fpga_data = simple_strtol(argv[1], NULL, 16);
+	if (!local_fpga_data) {
+		debug("fpga: zero fpga_data address\n");
+		return CMD_RET_USAGE;
+	}
+	*fpga_data = local_fpga_data;
+
+	local_data_size = simple_strtoul(argv[2], NULL, 16);
+	if (!local_data_size) {
+		debug("fpga: zero size\n");
+		return CMD_RET_USAGE;
+	}
+	*data_size = local_data_size;
+
+	return 0;
+}
+
+#if defined(CONFIG_CMD_FPGA_LOAD_SECURE)
+int do_fpga_loads(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
+{
+	size_t data_size = 0;
+	long fpga_data, dev;
+	int ret;
+	struct fpga_secure_info fpga_sec_info;
+
+	memset(&fpga_sec_info, 0, sizeof(fpga_sec_info));
+
+	if (argc < 5) {
+		debug("fpga: incorrect parameters passed\n");
+		return CMD_RET_USAGE;
+	}
+
+	if (argc == 6)
+		fpga_sec_info.userkey_addr = (u8 *)(uintptr_t)
+					      simple_strtoull(argv[5],
+							      NULL, 16);
+	else
+		/*
+		 * If 6th parameter is not passed then do_fpga_check_params
+		 * will get 5 instead of expected 6 which means that function
+		 * return CMD_RET_USAGE. Increase number of params +1 to pass
+		 * this.
+		 */
+		argc++;
+
+	fpga_sec_info.encflag = (u8)simple_strtoul(argv[4], NULL, 16);
+	fpga_sec_info.authflag = (u8)simple_strtoul(argv[3], NULL, 16);
+
+	if (fpga_sec_info.authflag >= FPGA_NO_ENC_OR_NO_AUTH &&
+	    fpga_sec_info.encflag >= FPGA_NO_ENC_OR_NO_AUTH) {
+		debug("fpga: Use <fpga load> for NonSecure bitstream\n");
+		return CMD_RET_USAGE;
+	}
+
+	if (fpga_sec_info.encflag == FPGA_ENC_USR_KEY &&
+	    !fpga_sec_info.userkey_addr) {
+		debug("fpga: User key not provided\n");
+		return CMD_RET_USAGE;
+	}
+
+	ret = do_fpga_check_params(&dev, &fpga_data, &data_size,
+				   cmdtp, argc, argv);
+	if (ret)
+		return ret;
+
+	return fpga_loads(dev, (void *)fpga_data, data_size, &fpga_sec_info);
+}
+#endif
+
+#if defined(CONFIG_CMD_FPGA_LOADFS)
+static int do_fpga_loadfs(struct cmd_tbl *cmdtp, int flag, int argc,
+			  char *const argv[])
+{
+	size_t data_size = 0;
+	long fpga_data, dev;
+	int ret;
+	fpga_fs_info fpga_fsinfo;
+
+	ret = do_fpga_check_params(&dev, &fpga_data, &data_size,
+				   cmdtp, argc, argv);
+	if (ret)
+		return ret;
+
+	fpga_fsinfo.fstype = FS_TYPE_ANY;
+	fpga_fsinfo.blocksize = (unsigned int)simple_strtoul(argv[3], NULL, 16);
+	fpga_fsinfo.interface = argv[4];
+	fpga_fsinfo.dev_part = argv[5];
+	fpga_fsinfo.filename = argv[6];
+
+	return fpga_fsload(dev, (void *)fpga_data, data_size, &fpga_fsinfo);
+}
+#endif
+
+static int do_fpga_info(struct cmd_tbl *cmdtp, int flag, int argc,
+			char *const argv[])
+{
+	long dev = do_fpga_get_device(argv[0]);
+
+	return fpga_info(dev);
+}
+
+static int do_fpga_dump(struct cmd_tbl *cmdtp, int flag, int argc,
+			char *const argv[])
+{
+	size_t data_size = 0;
+	long fpga_data, dev;
+	int ret;
+
+	ret = do_fpga_check_params(&dev, &fpga_data, &data_size,
+				   cmdtp, argc, argv);
+	if (ret)
+		return ret;
+
+	return fpga_dump(dev, (void *)fpga_data, data_size);
+}
+
+static int do_fpga_load(struct cmd_tbl *cmdtp, int flag, int argc,
+			char *const argv[])
+{
+	size_t data_size = 0;
+	long fpga_data, dev;
+	int ret;
+
+	ret = do_fpga_check_params(&dev, &fpga_data, &data_size,
+				   cmdtp, argc, argv);
+	if (ret)
+		return ret;
+
+	return fpga_load(dev, (void *)fpga_data, data_size, BIT_FULL);
+}
+
+static int do_fpga_loadb(struct cmd_tbl *cmdtp, int flag, int argc,
+			 char *const argv[])
+{
+	size_t data_size = 0;
+	long fpga_data, dev;
+	int ret;
+
+	ret = do_fpga_check_params(&dev, &fpga_data, &data_size,
+				   cmdtp, argc, argv);
+	if (ret)
+		return ret;
+
+	return fpga_loadbitstream(dev, (void *)fpga_data, data_size, BIT_FULL);
+}
+
+#if defined(CONFIG_CMD_FPGA_LOADP)
+static int do_fpga_loadp(struct cmd_tbl *cmdtp, int flag, int argc,
+			 char *const argv[])
+{
+	size_t data_size = 0;
+	long fpga_data, dev;
+	int ret;
+
+	ret = do_fpga_check_params(&dev, &fpga_data, &data_size,
+				   cmdtp, argc, argv);
+	if (ret)
+		return ret;
+
+	return fpga_load(dev, (void *)fpga_data, data_size, BIT_PARTIAL);
+}
+#endif
+
+#if defined(CONFIG_CMD_FPGA_LOADBP)
+static int do_fpga_loadbp(struct cmd_tbl *cmdtp, int flag, int argc,
+			  char *const argv[])
+{
+	size_t data_size = 0;
+	long fpga_data, dev;
+	int ret;
+
+	ret = do_fpga_check_params(&dev, &fpga_data, &data_size,
+				   cmdtp, argc, argv);
+	if (ret)
+		return ret;
+
+	return fpga_loadbitstream(dev, (void *)fpga_data, data_size,
+				  BIT_PARTIAL);
+}
+#endif
+
+#if defined(CONFIG_CMD_FPGA_LOADMK)
+static int do_fpga_loadmk(struct cmd_tbl *cmdtp, int flag, int argc,
+			  char *const argv[])
+{
+	size_t data_size = 0;
+	void *fpga_data = NULL;
+#if defined(CONFIG_FIT)
+	const char *fit_uname = NULL;
+	ulong fit_addr;
+#endif
+	ulong dev = do_fpga_get_device(argv[0]);
+	char *datastr = env_get("fpgadata");
+
+	debug("fpga: argc %x, dev %lx, datastr %s\n", argc, dev, datastr);
+
+	if (dev == FPGA_INVALID_DEVICE) {
+		debug("fpga: Invalid fpga device\n");
+		return CMD_RET_USAGE;
+	}
+
+	if (argc == 0 && !datastr) {
+		debug("fpga: No datastr passed\n");
+		return CMD_RET_USAGE;
+	}
+
+	if (argc == 2) {
+		datastr = argv[1];
+		debug("fpga: Full command with two args\n");
+	} else if (argc == 1 && !datastr) {
+		debug("fpga: Dev is setup - fpgadata passed\n");
+		datastr = argv[0];
+	}
+
+#if defined(CONFIG_FIT)
+	if (fit_parse_subimage(datastr, (ulong)fpga_data,
+			       &fit_addr, &fit_uname)) {
+		fpga_data = (void *)fit_addr;
+		debug("*  fpga: subimage '%s' from FIT image ",
+		      fit_uname);
+		debug("at 0x%08lx\n", fit_addr);
+	} else
+#endif
+	{
+		fpga_data = (void *)simple_strtoul(datastr, NULL, 16);
+		debug("*  fpga: cmdline image address = 0x%08lx\n",
+		      (ulong)fpga_data);
+	}
+	debug("%s: fpga_data = 0x%lx\n", __func__, (ulong)fpga_data);
+	if (!fpga_data) {
+		puts("Zero fpga_data address\n");
+		return CMD_RET_USAGE;
+	}
+
+	switch (genimg_get_format(fpga_data)) {
+#if defined(CONFIG_LEGACY_IMAGE_FORMAT)
+	case IMAGE_FORMAT_LEGACY:
+	{
+		image_header_t *hdr = (image_header_t *)fpga_data;
+		ulong data;
+		u8 comp;
+
+		comp = image_get_comp(hdr);
+		if (comp == IH_COMP_GZIP) {
+#if defined(CONFIG_GZIP)
+			ulong image_buf = image_get_data(hdr);
+			ulong image_size = ~0UL;
+
+			data = image_get_load(hdr);
+
+			if (gunzip((void *)data, ~0UL, (void *)image_buf,
+				   &image_size) != 0) {
+				puts("GUNZIP: error\n");
+				return CMD_RET_FAILURE;
+			}
+			data_size = image_size;
+#else
+			puts("Gunzip image is not supported\n");
+			return 1;
+#endif
+		} else {
+			data = (ulong)image_get_data(hdr);
+			data_size = image_get_data_size(hdr);
+		}
+		return fpga_load(dev, (void *)data, data_size,
+				  BIT_FULL);
+	}
+#endif
+#if defined(CONFIG_FIT)
+	case IMAGE_FORMAT_FIT:
+	{
+		const void *fit_hdr = (const void *)fpga_data;
+		int noffset;
+		const void *fit_data;
+
+		if (!fit_uname) {
+			puts("No FIT subimage unit name\n");
+			return CMD_RET_FAILURE;
+		}
+
+		if (fit_check_format(fit_hdr, IMAGE_SIZE_INVAL)) {
+			puts("Bad FIT image format\n");
+			return CMD_RET_FAILURE;
+		}
+
+		/* get fpga component image node offset */
+		noffset = fit_image_get_node(fit_hdr, fit_uname);
+		if (noffset < 0) {
+			printf("Can't find '%s' FIT subimage\n", fit_uname);
+			return CMD_RET_FAILURE;
+		}
+
+		/* verify integrity */
+		if (!fit_image_verify(fit_hdr, noffset)) {
+			puts("Bad Data Hash\n");
+			return CMD_RET_FAILURE;
+		}
+
+		/* get fpga subimage/external data address and length */
+		if (fit_image_get_data_and_size(fit_hdr, noffset,
+					       &fit_data, &data_size)) {
+			puts("Fpga subimage data not found\n");
+			return CMD_RET_FAILURE;
+		}
+
+		return fpga_load(dev, fit_data, data_size, BIT_FULL);
+	}
+#endif
+	default:
+		puts("** Unknown image type\n");
+		return CMD_RET_FAILURE;
+	}
+}
+#endif
+
+static struct cmd_tbl fpga_commands[] = {
+	U_BOOT_CMD_MKENT(info, 1, 1, do_fpga_info, "", ""),
+	U_BOOT_CMD_MKENT(dump, 3, 1, do_fpga_dump, "", ""),
+	U_BOOT_CMD_MKENT(load, 3, 1, do_fpga_load, "", ""),
+	U_BOOT_CMD_MKENT(loadb, 3, 1, do_fpga_loadb, "", ""),
+#if defined(CONFIG_CMD_FPGA_LOADP)
+	U_BOOT_CMD_MKENT(loadp, 3, 1, do_fpga_loadp, "", ""),
+#endif
+#if defined(CONFIG_CMD_FPGA_LOADBP)
+	U_BOOT_CMD_MKENT(loadbp, 3, 1, do_fpga_loadbp, "", ""),
+#endif
+#if defined(CONFIG_CMD_FPGA_LOADFS)
+	U_BOOT_CMD_MKENT(loadfs, 7, 1, do_fpga_loadfs, "", ""),
+#endif
+#if defined(CONFIG_CMD_FPGA_LOADMK)
+	U_BOOT_CMD_MKENT(loadmk, 2, 1, do_fpga_loadmk, "", ""),
+#endif
+#if defined(CONFIG_CMD_FPGA_LOAD_SECURE)
+	U_BOOT_CMD_MKENT(loads, 6, 1, do_fpga_loads, "", ""),
+#endif
+};
+
+static int do_fpga_wrapper(struct cmd_tbl *cmdtp, int flag, int argc,
+			   char *const argv[])
+{
+	struct cmd_tbl *fpga_cmd;
+	int ret;
+
+	if (argc < 2)
+		return CMD_RET_USAGE;
+
+	fpga_cmd = find_cmd_tbl(argv[1], fpga_commands,
+				ARRAY_SIZE(fpga_commands));
+	if (!fpga_cmd) {
+		debug("fpga: non existing command\n");
+		return CMD_RET_USAGE;
+	}
+
+	argc -= 2;
+	argv += 2;
+
+	if (argc > fpga_cmd->maxargs) {
+		debug("fpga: more parameters passed\n");
+		return CMD_RET_USAGE;
+	}
+
+	ret = fpga_cmd->cmd(fpga_cmd, flag, argc, argv);
+
+	return cmd_process_error(fpga_cmd, ret);
+}
+
+#if defined(CONFIG_CMD_FPGA_LOADFS) || defined(CONFIG_CMD_FPGA_LOAD_SECURE)
+U_BOOT_CMD(fpga, 9, 1, do_fpga_wrapper,
+#else
+U_BOOT_CMD(fpga, 6, 1, do_fpga_wrapper,
+#endif
+	   "loadable FPGA image support",
+	   "[operation type] [device number] [image address] [image size]\n"
+	   "fpga operations:\n"
+	   "  dump\t[dev] [address] [size]\tLoad device to memory buffer\n"
+	   "  info\t[dev]\t\t\tlist known device information\n"
+	   "  load\t[dev] [address] [size]\tLoad device from memory buffer\n"
+#if defined(CONFIG_CMD_FPGA_LOADP)
+	   "  loadp\t[dev] [address] [size]\t"
+	   "Load device from memory buffer with partial bitstream\n"
+#endif
+	   "  loadb\t[dev] [address] [size]\t"
+	   "Load device from bitstream buffer (Xilinx only)\n"
+#if defined(CONFIG_CMD_FPGA_LOADBP)
+	   "  loadbp\t[dev] [address] [size]\t"
+	   "Load device from bitstream buffer with partial bitstream"
+	   "(Xilinx only)\n"
+#endif
+#if defined(CONFIG_CMD_FPGA_LOADFS)
+	   "Load device from filesystem (FAT by default) (Xilinx only)\n"
+	   "  loadfs [dev] [address] [image size] [blocksize] <interface>\n"
+	   "        [<dev[:part]>] <filename>\n"
+#endif
+#if defined(CONFIG_CMD_FPGA_LOADMK)
+	   "  loadmk [dev] [address]\tLoad device generated with mkimage"
+#if defined(CONFIG_FIT)
+	   "\n"
+	   "\tFor loadmk operating on FIT format uImage address must include\n"
+	   "\tsubimage unit name in the form of addr:<subimg_uname>"
+#endif
+#endif
+#if defined(CONFIG_CMD_FPGA_LOAD_SECURE)
+	   "Load encrypted bitstream (Xilinx only)\n"
+	   "  loads [dev] [address] [size] [auth-OCM-0/DDR-1/noauth-2]\n"
+	   "        [enc-devkey(0)/userkey(1)/nenc(2) [Userkey address]\n"
+	   "Loads the secure bistreams(authenticated/encrypted/both\n"
+	   "authenticated and encrypted) of [size] from [address].\n"
+	   "The auth-OCM/DDR flag specifies to perform authentication\n"
+	   "in OCM or in DDR. 0 for OCM, 1 for DDR, 2 for no authentication.\n"
+	   "The enc flag specifies which key to be used for decryption\n"
+	   "0-device key, 1-user key, 2-no encryption.\n"
+	   "The optional Userkey address specifies from which address key\n"
+	   "has to be used for decryption if user key is selected.\n"
+	   "NOTE: the secure bitstream has to be created using Xilinx\n"
+	   "bootgen tool only.\n"
+#endif
+);