[U-Boot] [PATCH v1 16/17] cmd: fpga: Fix loads command
Michal Simek
michal.simek at xilinx.com
Thu Jul 26 14:16:38 UTC 2018
Convert last loads command to fpga subcommands.
Signed-off-by: Michal Simek <michal.simek at xilinx.com>
---
Changes in v1: None
cmd/fpga.c | 148 +++++++++++++++----------------------------------------------
1 file changed, 36 insertions(+), 112 deletions(-)
diff --git a/cmd/fpga.c b/cmd/fpga.c
index 89fae86b8253..88a8e3f3186b 100644
--- a/cmd/fpga.c
+++ b/cmd/fpga.c
@@ -62,130 +62,57 @@ static int do_fpga_check_params(long *dev, long *fpga_data, size_t *data_size,
return 0;
}
-/* Local defines */
-enum {
- FPGA_NONE = -1,
- FPGA_LOADS,
-};
-
-/*
- * Map op to supported operations. We don't use a table since we
- * would just have to relocate it from flash anyway.
- */
-static int fpga_get_op(char *opstr)
-{
- int op = FPGA_NONE;
-
#if defined(CONFIG_CMD_FPGA_LOAD_SECURE)
- if (!strcmp("loads", opstr))
- op = FPGA_LOADS;
-#endif
-
- return op;
-}
-
-/* ------------------------------------------------------------------------- */
-/* command form:
- * fpga <op> <device number> <data addr> <datasize>
- * where op is 'load', 'dump', or 'info'
- * If there is no device number field, the fpga environment variable is used.
- * If there is no data addr field, the fpgadata environment variable is used.
- * The info command requires no data address field.
- */
-int do_fpga(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
+int do_fpga_loads(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
{
- int op, dev = FPGA_INVALID_DEVICE;
size_t data_size = 0;
- void *fpga_data = NULL;
- int rc = FPGA_FAIL;
-#if defined(CONFIG_CMD_FPGA_LOAD_SECURE)
+ long fpga_data, dev;
+ int ret;
struct fpga_secure_info fpga_sec_info;
memset(&fpga_sec_info, 0, sizeof(fpga_sec_info));
-#endif
- if (argc > 9 || argc < 2) {
- debug("%s: Too many or too few args (%d)\n", __func__, argc);
+ if (argc < 5) {
+ debug("fpga: incorrect parameters passed\n");
return CMD_RET_USAGE;
}
- op = fpga_get_op(argv[1]);
-
- switch (op) {
- case FPGA_NONE:
- printf("Unknown fpga operation \"%s\"\n", argv[1]);
+ 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 defined(CONFIG_CMD_FPGA_LOAD_SECURE)
- case FPGA_LOADS:
- if (argc < 7)
- return CMD_RET_USAGE;
- if (argc == 8)
- fpga_sec_info.userkey_addr = (u8 *)(uintptr_t)
- simple_strtoull(argv[7],
- NULL, 16);
- fpga_sec_info.encflag = (u8)simple_strtoul(argv[6], NULL, 16);
- fpga_sec_info.authflag = (u8)simple_strtoul(argv[5], NULL, 16);
-
- if (fpga_sec_info.authflag >= FPGA_NO_ENC_OR_NO_AUTH &&
- fpga_sec_info.encflag >= FPGA_NO_ENC_OR_NO_AUTH) {
- puts("ERR: 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) {
- puts("ERR: User key not provided\n");
- return CMD_RET_USAGE;
- }
-
- argc = 5;
- break;
-#endif
- default:
- break;
}
- switch (argc) {
- case 5: /* fpga <op> <dev> <data> <datasize> */
- data_size = simple_strtoul(argv[4], NULL, 16);
- if (!data_size) {
- puts("Zero data_size\n");
- return CMD_RET_USAGE;
- }
- case 4: /* fpga <op> <dev> <data> */
- {
- fpga_data = (void *)simple_strtoul(argv[3], 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;
- }
- case 3: /* fpga <op> <dev | data addr> */
- dev = (int)simple_strtoul(argv[2], NULL, 16);
- debug("%s: device = %d\n", __func__, dev);
- }
-
- if (dev == FPGA_INVALID_DEVICE) {
- puts("FPGA device not specified\n");
+ 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;
}
- switch (op) {
-#if defined(CONFIG_CMD_FPGA_LOAD_SECURE)
- case FPGA_LOADS:
- rc = fpga_loads(dev, fpga_data, data_size, &fpga_sec_info);
- break;
-#endif
+ ret = do_fpga_check_params(&dev, &fpga_data, &data_size,
+ cmdtp, argc, argv);
+ if (ret)
+ return ret;
- default:
- printf("Unknown operation\n");
- return CMD_RET_USAGE;
- }
- return rc;
+ return fpga_loads(dev, (void *)fpga_data, data_size, &fpga_sec_info);
}
+#endif
#if defined(CONFIG_CMD_FPGA_LOADFS)
static int do_fpga_loadfs(cmd_tbl_t *cmdtp, int flag, int argc,
@@ -450,6 +377,9 @@ static cmd_tbl_t fpga_commands[] = {
#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(cmd_tbl_t *cmdtp, int flag, int argc,
@@ -463,12 +393,6 @@ static int do_fpga_wrapper(cmd_tbl_t *cmdtp, int flag, int argc,
fpga_cmd = find_cmd_tbl(argv[1], fpga_commands,
ARRAY_SIZE(fpga_commands));
-
- /* This should be removed when all functions are converted */
- if (!fpga_cmd)
- return do_fpga(cmdtp, flag, argc, argv);
-
- /* FIXME This can't be reached till all functions are converted */
if (!fpga_cmd) {
debug("fpga: non existing command\n");
return CMD_RET_USAGE;
--
1.9.1
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