cmd: sysboot: Create a sysboot command dedicated file

Extract all sysboot command related code from pxe.c to new sysboot.c
Update Kconfig to insure that DISTRO_DEFAULT select new CMD_SYSBOOT
command.

Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
diff --git a/Kconfig b/Kconfig
index e22417e..92fc4fc 100644
--- a/Kconfig
+++ b/Kconfig
@@ -88,6 +88,7 @@
 	select CMD_PART if PARTITIONS
 	select CMD_PING if CMD_NET
 	select CMD_PXE if NET
+	select CMD_SYSBOOT
 	select ENV_VARS_UBOOT_CONFIG
 	select HUSH_PARSER
 	select SUPPORT_RAW_INITRD
diff --git a/cmd/Kconfig b/cmd/Kconfig
index 3b3722f..a2b9e19 100644
--- a/cmd/Kconfig
+++ b/cmd/Kconfig
@@ -1671,6 +1671,12 @@
 	     sound init   - set up sound system
 	     sound play   - play a sound
 
+config CMD_SYSBOOT
+	bool "sysboot"
+	select MENU
+	help
+	  Boot image via local extlinux.conf file
+
 config CMD_QFW
 	bool "qfw"
 	select QFW
diff --git a/cmd/Makefile b/cmd/Makefile
index 149daec..e87c2f1 100644
--- a/cmd/Makefile
+++ b/cmd/Makefile
@@ -130,6 +130,7 @@
 obj-$(CONFIG_CMD_SPI) += spi.o
 obj-$(CONFIG_CMD_STRINGS) += strings.o
 obj-$(CONFIG_CMD_SMC) += smccc.o
+obj-$(CONFIG_CMD_SYSBOOT) += sysboot.o pxe_utils.o
 obj-$(CONFIG_CMD_TERMINAL) += terminal.o
 obj-$(CONFIG_CMD_TIME) += time.o
 obj-$(CONFIG_CMD_TRACE) += trace.o
diff --git a/cmd/pxe.c b/cmd/pxe.c
index 18f0911..2e6eb1d 100644
--- a/cmd/pxe.c
+++ b/cmd/pxe.c
@@ -6,7 +6,6 @@
 
 #include <common.h>
 #include <command.h>
-#include <fs.h>
 
 #include "pxe_utils.h"
 
@@ -35,50 +34,6 @@
 
 	return 1;
 }
-#endif
-
-static char *fs_argv[5];
-
-static int do_get_ext2(cmd_tbl_t *cmdtp, const char *file_path, char *file_addr)
-{
-#ifdef CONFIG_CMD_EXT2
-	fs_argv[0] = "ext2load";
-	fs_argv[3] = file_addr;
-	fs_argv[4] = (void *)file_path;
-
-	if (!do_ext2load(cmdtp, 0, 5, fs_argv))
-		return 1;
-#endif
-	return -ENOENT;
-}
-
-static int do_get_fat(cmd_tbl_t *cmdtp, const char *file_path, char *file_addr)
-{
-#ifdef CONFIG_CMD_FAT
-	fs_argv[0] = "fatload";
-	fs_argv[3] = file_addr;
-	fs_argv[4] = (void *)file_path;
-
-	if (!do_fat_fsload(cmdtp, 0, 5, fs_argv))
-		return 1;
-#endif
-	return -ENOENT;
-}
-
-static int do_get_any(cmd_tbl_t *cmdtp, const char *file_path, char *file_addr)
-{
-#ifdef CONFIG_CMD_FS_GENERIC
-	fs_argv[0] = "load";
-	fs_argv[3] = file_addr;
-	fs_argv[4] = (void *)file_path;
-
-	if (!do_load(cmdtp, 0, 5, fs_argv, FS_TYPE_ANY))
-		return 1;
-#endif
-	return -ENOENT;
-}
-
-#ifdef CONFIG_CMD_NET
 
 /*
  * Looks for a pxe file with a name based on the pxeuuid environment variable.
@@ -282,90 +237,3 @@
 	"boot [pxefile_addr_r] - boot from the pxe file at pxefile_addr_r\n"
 );
 #endif
-
-/*
- * Boots a system using a local disk syslinux/extlinux file
- *
- * Returns 0 on success, 1 on error.
- */
-static int do_sysboot(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
-{
-	unsigned long pxefile_addr_r;
-	struct pxe_menu *cfg;
-	char *pxefile_addr_str;
-	char *filename;
-	int prompt = 0;
-
-	is_pxe = false;
-
-	if (argc > 1 && strstr(argv[1], "-p")) {
-		prompt = 1;
-		argc--;
-		argv++;
-	}
-
-	if (argc < 4)
-		return cmd_usage(cmdtp);
-
-	if (argc < 5) {
-		pxefile_addr_str = from_env("pxefile_addr_r");
-		if (!pxefile_addr_str)
-			return 1;
-	} else {
-		pxefile_addr_str = argv[4];
-	}
-
-	if (argc < 6)
-		filename = env_get("bootfile");
-	else {
-		filename = argv[5];
-		env_set("bootfile", filename);
-	}
-
-	if (strstr(argv[3], "ext2"))
-		do_getfile = do_get_ext2;
-	else if (strstr(argv[3], "fat"))
-		do_getfile = do_get_fat;
-	else if (strstr(argv[3], "any"))
-		do_getfile = do_get_any;
-	else {
-		printf("Invalid filesystem: %s\n", argv[3]);
-		return 1;
-	}
-	fs_argv[1] = argv[1];
-	fs_argv[2] = argv[2];
-
-	if (strict_strtoul(pxefile_addr_str, 16, &pxefile_addr_r) < 0) {
-		printf("Invalid pxefile address: %s\n", pxefile_addr_str);
-		return 1;
-	}
-
-	if (get_pxe_file(cmdtp, filename, pxefile_addr_r) < 0) {
-		printf("Error reading config file\n");
-		return 1;
-	}
-
-	cfg = parse_pxefile(cmdtp, pxefile_addr_r);
-
-	if (cfg == NULL) {
-		printf("Error parsing config file\n");
-		return 1;
-	}
-
-	if (prompt)
-		cfg->prompt = 1;
-
-	handle_pxe_menu(cmdtp, cfg);
-
-	destroy_pxe_menu(cfg);
-
-	return 0;
-}
-
-U_BOOT_CMD(
-	sysboot, 7, 1, do_sysboot,
-	"command to get and boot from syslinux files",
-	"[-p] <interface> <dev[:part]> <ext2|fat|any> [addr] [filename]\n"
-	"    - load and parse syslinux menu file 'filename' from ext2, fat\n"
-	"      or any filesystem on 'dev' on 'interface' to address 'addr'"
-);
diff --git a/cmd/sysboot.c b/cmd/sysboot.c
new file mode 100644
index 0000000..965799a
--- /dev/null
+++ b/cmd/sysboot.c
@@ -0,0 +1,135 @@
+// SPDX-License-Identifier: GPL-2.0+
+
+#include <common.h>
+#include <command.h>
+#include <env.h>
+#include <fs.h>
+#include "pxe_utils.h"
+
+static char *fs_argv[5];
+
+static int do_get_ext2(cmd_tbl_t *cmdtp, const char *file_path, char *file_addr)
+{
+#ifdef CONFIG_CMD_EXT2
+	fs_argv[0] = "ext2load";
+	fs_argv[3] = file_addr;
+	fs_argv[4] = (void *)file_path;
+
+	if (!do_ext2load(cmdtp, 0, 5, fs_argv))
+		return 1;
+#endif
+	return -ENOENT;
+}
+
+static int do_get_fat(cmd_tbl_t *cmdtp, const char *file_path, char *file_addr)
+{
+#ifdef CONFIG_CMD_FAT
+	fs_argv[0] = "fatload";
+	fs_argv[3] = file_addr;
+	fs_argv[4] = (void *)file_path;
+
+	if (!do_fat_fsload(cmdtp, 0, 5, fs_argv))
+		return 1;
+#endif
+	return -ENOENT;
+}
+
+static int do_get_any(cmd_tbl_t *cmdtp, const char *file_path, char *file_addr)
+{
+#ifdef CONFIG_CMD_FS_GENERIC
+	fs_argv[0] = "load";
+	fs_argv[3] = file_addr;
+	fs_argv[4] = (void *)file_path;
+
+	if (!do_load(cmdtp, 0, 5, fs_argv, FS_TYPE_ANY))
+		return 1;
+#endif
+	return -ENOENT;
+}
+
+/*
+ * Boots a system using a local disk syslinux/extlinux file
+ *
+ * Returns 0 on success, 1 on error.
+ */
+static int do_sysboot(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+	unsigned long pxefile_addr_r;
+	struct pxe_menu *cfg;
+	char *pxefile_addr_str;
+	char *filename;
+	int prompt = 0;
+
+	is_pxe = false;
+
+	if (argc > 1 && strstr(argv[1], "-p")) {
+		prompt = 1;
+		argc--;
+		argv++;
+	}
+
+	if (argc < 4)
+		return cmd_usage(cmdtp);
+
+	if (argc < 5) {
+		pxefile_addr_str = from_env("pxefile_addr_r");
+		if (!pxefile_addr_str)
+			return 1;
+	} else {
+		pxefile_addr_str = argv[4];
+	}
+
+	if (argc < 6)
+		filename = env_get("bootfile");
+	else {
+		filename = argv[5];
+		env_set("bootfile", filename);
+	}
+
+	if (strstr(argv[3], "ext2"))
+		do_getfile = do_get_ext2;
+	else if (strstr(argv[3], "fat"))
+		do_getfile = do_get_fat;
+	else if (strstr(argv[3], "any"))
+		do_getfile = do_get_any;
+	else {
+		printf("Invalid filesystem: %s\n", argv[3]);
+		return 1;
+	}
+	fs_argv[1] = argv[1];
+	fs_argv[2] = argv[2];
+
+	if (strict_strtoul(pxefile_addr_str, 16, &pxefile_addr_r) < 0) {
+		printf("Invalid pxefile address: %s\n", pxefile_addr_str);
+		return 1;
+	}
+
+	if (get_pxe_file(cmdtp, filename, pxefile_addr_r) < 0) {
+		printf("Error reading config file\n");
+		return 1;
+	}
+
+	cfg = parse_pxefile(cmdtp, pxefile_addr_r);
+
+	if (cfg == NULL) {
+		printf("Error parsing config file\n");
+		return 1;
+	}
+
+	if (prompt)
+		cfg->prompt = 1;
+
+	handle_pxe_menu(cmdtp, cfg);
+
+	destroy_pxe_menu(cfg);
+
+	return 0;
+}
+
+U_BOOT_CMD(
+	sysboot, 7, 1, do_sysboot,
+	"command to get and boot from syslinux files",
+	"[-p] <interface> <dev[:part]> <ext2|fat|any> [addr] [filename]\n"
+	"    - load and parse syslinux menu file 'filename' from ext2, fat\n"
+	"      or any filesystem on 'dev' on 'interface' to address 'addr'"
+);