3 * Corscience GmbH & Co. KG - Simon Schwarz <schwarz@corscience.de>
5 * SPDX-License-Identifier: GPL-2.0+
12 DECLARE_GLOBAL_DATA_PTR
;
14 static const char **subcmd_list
[] = {
16 [SPL_EXPORT_FDT
] = (const char * []) {
17 #ifdef CONFIG_OF_LIBFDT
20 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
30 [SPL_EXPORT_ATAGS
] = (const char * []) {
31 #if defined(CONFIG_SETUP_MEMORY_TAGS) || \
32 defined(CONFIG_CMDLINE_TAG) || \
33 defined(CONFIG_INITRD_TAG) || \
34 defined(CONFIG_SERIAL_TAG) || \
35 defined(CONFIG_REVISION_TAG)
38 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
50 /* Calls bootm with the parameters given */
51 static int call_bootm(int argc
, char * const argv
[], const char *subcommand
[])
59 /* create paramter array */
60 bootm_argv
[0] = "do_bootm";
63 bootm_argv
[4] = argv
[2]; /* fdt addr */
65 bootm_argv
[3] = argv
[1]; /* initrd addr */
67 bootm_argv
[2] = argv
[0]; /* kernel addr */
73 * exec subcommands of do_bootm to init the images
76 while (subcommand
[i
] != NULL
) {
77 bootm_argv
[1] = (char *)subcommand
[i
];
78 debug("args %d: %s %s ", argc
, bootm_argv
[0], bootm_argv
[1]);
79 for (j
= 0; j
< argc
; j
++)
80 debug("%s ", bootm_argv
[j
+ 2]);
83 ret
= do_bootm(find_cmd("do_bootm"), 0, argc
+2,
85 debug("Subcommand retcode: %d\n", ret
);
90 printf("ERROR prep subcommand failed!\n");
97 static cmd_tbl_t cmd_spl_export_sub
[] = {
98 U_BOOT_CMD_MKENT(fdt
, 0, 1, (void *)SPL_EXPORT_FDT
, "", ""),
99 U_BOOT_CMD_MKENT(atags
, 0, 1, (void *)SPL_EXPORT_ATAGS
, "", ""),
102 static int spl_export(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
106 if (argc
< 2) /* no subcommand */
107 return cmd_usage(cmdtp
);
109 c
= find_cmd_tbl(argv
[1], &cmd_spl_export_sub
[0],
110 ARRAY_SIZE(cmd_spl_export_sub
));
111 if ((c
) && ((int)c
->cmd
<= SPL_EXPORT_LAST
)) {
114 if (call_bootm(argc
, argv
, subcmd_list
[(int)c
->cmd
]))
116 switch ((int)c
->cmd
) {
117 #ifdef CONFIG_OF_LIBFDT
119 printf("Argument image is now in RAM: 0x%p\n",
120 (void *)images
.ft_addr
);
123 case SPL_EXPORT_ATAGS
:
124 printf("Argument image is now in RAM at: 0x%p\n",
125 (void *)gd
->bd
->bi_boot_params
);
129 /* Unrecognized command */
130 return cmd_usage(cmdtp
);
136 static cmd_tbl_t cmd_spl_sub
[] = {
137 U_BOOT_CMD_MKENT(export
, 0, 1, (void *)SPL_EXPORT
, "", ""),
140 static int do_spl(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
145 if (argc
< 2) /* no subcommand */
146 return cmd_usage(cmdtp
);
148 c
= find_cmd_tbl(argv
[1], &cmd_spl_sub
[0], ARRAY_SIZE(cmd_spl_sub
));
155 if (spl_export(cmdtp
, flag
, argc
, argv
))
156 printf("Subcommand failed\n");
159 /* unrecognized command */
160 return cmd_usage(cmdtp
);
163 /* Unrecognized command */
164 return cmd_usage(cmdtp
);
170 spl
, 6 , 1, do_spl
, "SPL configuration",
171 "export <img=atags|fdt> [kernel_addr] [initrd_addr] [fdt_addr]\n"
172 "\timg\t\t\"atags\" or \"fdt\"\n"
173 "\tkernel_addr\taddress where a kernel image is stored.\n"
174 "\t\t\tkernel is loaded as part of the boot process, but it is not started.\n"
175 "\tinitrd_addr\taddress of initial ramdisk\n"
176 "\t\t\tcan be set to \"-\" if fdt_addr without initrd_addr is used.\n"
177 "\tfdt_addr\tin case of fdt, the address of the device tree.\n"