[U-Boot] [RFC PATCH 1/3] add file with a default boot environment based heavily on Stephen Warrens recent tegra work.

[Dennis Gilmore]

Signed-off-by: Dennis Gilmore <dennis at ausil.us>
---
 include/config_distro_bootcmd.h | 172 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 172 insertions(+)
 create mode 100644 include/config_distro_bootcmd.h

diff --git a/include/config_distro_bootcmd.h b/include/config_distro_bootcmd.h
new file mode 100644
index 0000000..d32dc12
--- /dev/null
+++ b/include/config_distro_bootcmd.h
@@ -0,0 +1,172 @@
+/*
+ * (C) Copyright 2014
+ * NVIDIA Corporation <www.nvidia.com>
+ *  
+ * Copyright 2014 Red Hat, Inc.
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+
+#ifndef _CONFIG_CMD_DISTRO_BOOTCMD_H
+#define _CONFIG_CMD_DISTRO_BOOTCMD_H
+
+
+#ifdef CONFIG_CMD_MMC
+#define BOOTCMDS_MMC \
+	"mmc_boot=" \
+		"setenv devtype mmc; " \
+		"if mmc dev ${devnum}; then " \
+			"run scan_boot; " \
+		"fi\0" \
+	"bootcmd_mmc0=setenv devnum 0; run mmc_boot;\0" \
+	"bootcmd_mmc1=setenv devnum 1; run mmc_boot;\0"
+#define BOOT_TARGETS_MMC "mmc1 mmc0"
+#else
+#define BOOTCMDS_MMC ""
+#define BOOT_TARGETS_MMC ""
+#endif
+
+#ifdef CONFIG_CMD_USB
+#define BOOTCMD_INIT_USB "run usb_init; "
+#define BOOTCMDS_USB \
+	"usb_init=" \
+		"if ${usb_need_init}; then " \
+			"set usb_need_init false; " \
+			"usb start 0; " \
+		"fi\0" \
+	\
+	"usb_boot=" \
+		"setenv devtype usb; " \
+		BOOTCMD_INIT_USB \
+		"if usb dev ${devnum}; then " \
+			"run scan_boot; " \
+		"fi\0" \
+	\
+	"bootcmd_usb0=setenv devnum 0; run usb_boot;\0"
+#define BOOT_TARGETS_USB "usb0"
+#else
+#define BOOTCMD_INIT_USB ""
+#define BOOTCMDS_USB ""
+#define BOOT_TARGETS_USB ""
+#endif
+
+#ifdef CONFIG_CMD_SATA
+#define BOOTCMDS_SATA \
+	"sata_boot=" \
+		"setenv devtype sata; " \
+		"if sata dev ${devnum}; then " \
+			"run scan_boot; " \
+		"fi\0" \
+	\
+	"bootcmd_sata0=setenv devnum 0; run sata_boot;\0"
+	"bootcmd_sata1=setenv devnum 1; run sata_boot;\0"
+#define BOOT_TARGETS_USB "sata0 sata1"
+#else
+#define BOOTCMDS_SATA ""
+#define BOOT_TARGETS_SATA ""
+#endif
+
+#ifdef CONFIG_CMD_DHCP
+#define BOOTCMDS_DHCP \
+	"bootcmd_dhcp=" \
+		BOOTCMD_INIT_USB \
+		"if dhcp ${scriptaddr} boot.scr.uimg; then "\
+			"source ${scriptaddr}; " \
+		"fi\0"
+#define BOOT_TARGETS_DHCP "dhcp"
+#else
+#define BOOTCMDS_DHCP ""
+#define BOOT_TARGETS_DHCP ""
+#endif
+
+#if defined(CONFIG_CMD_DHCP) && defined(CONFIG_CMD_PXE)
+#define BOOTCMDS_PXE \
+	"bootcmd_pxe=" \
+		BOOTCMD_INIT_USB \
+		"dhcp; " \
+		"if pxe get; then " \
+			"pxe boot; " \
+		"fi\0"
+#define BOOT_TARGETS_PXE "pxe"
+#else
+#define BOOTCMDS_PXE ""
+#define BOOT_TARGETS_PXE ""
+#endif
+
+#define BOOTCMDS_COMMON \
+	"rootpart=1\0" \
+	\
+	"do_envimport="                                                   \
+		"load ${devtype} ${devnum}:${rootpart} ${loadaddr} "      \
+			"${environment}\0"                                \
+		"env import -t ${loadaddr} $filesize\0"                   \
+	\
+	"envimport="                                                      \
+		"for environment in ${boot_envs}; do "                    \
+			"if test -e ${devtype} ${devnum}:${rootpart} "    \
+					"${prefix}${environment}; then "  \
+				"echo Found U-Boot environment "          \
+					"${prefix}${environment}; "       \
+				"run do_envimport;"                       \
+				"echo Import FAILED; continuing...; "     \
+			"fi; "                                            \
+		"done\0"                                                  \
+	\
+	"do_script_boot="                                                 \
+		"load ${devtype} ${devnum}:${rootpart} "                  \
+			"${scriptaddr} ${prefix}${script}; "              \
+		"source ${scriptaddr}\0"                                  \
+	\
+	"script_boot="                                                    \
+		"for script in ${boot_scripts}; do "                      \
+			"if test -e ${devtype} ${devnum}:${rootpart} "    \
+					"${prefix}${script}; then "       \
+				"echo Found U-Boot script "               \
+					"${prefix}${script}; "            \
+				"run do_script_boot;"                     \
+				"echo SCRIPT FAILED; continuing...; "     \
+			"fi; "                                            \
+		"done\0"                                                  \
+	\
+	"do_sysboot_boot="                                                \
+		"sysboot ${devtype} ${devnum}:${rootpart} any "           \
+			"${scriptaddr} ${prefix}extlinux/extlinux.conf\0" \
+	\
+	"sysboot_boot="                                                   \
+		"if test -e ${devtype} ${devnum}:${rootpart} "            \
+				"${prefix}extlinux/extlinux.conf; then "  \
+			"echo Found extlinux config "                     \
+				"${prefix}extlinux/extlinux.conf; "       \
+			"run do_sysboot_boot;"                            \
+			"echo SYSBOOT FAILED; continuing...; "            \
+		"fi\0"                                                    \
+	\
+	"scan_boot="                                                      \
+		"echo Scanning ${devtype} ${devnum}...; "                 \
+		"for prefix in ${boot_prefixes}; do "                     \
+			"run sysboot_boot; "                              \
+			"run envimport; "                                 \
+			"run script_boot; "                               \
+		"done\0"                                                  \
+	\
+	"boot_targets=" \
+		BOOT_TARGETS_MMC " "  \
+		BOOT_TARGETS_USB " "  \
+		BOOT_TARGETS_SATA " " \
+		BOOT_TARGETS_PXE " "  \
+		BOOT_TARGETS_DHCP " " \
+		"\0" \
+	\
+	"boot_prefixes=/ /boot/\0" \
+	\
+	"boot_scripts=boot.scr.uimg boot.scr\0" \
+	\
+	"boot_envs=uEnv.txt\0" \
+	\
+	BOOTCMDS_MMC \
+	BOOTCMDS_USB \
+	BOOTCMDS_SATA \
+	BOOTCMDS_DHCP \
+	BOOTCMDS_PXE
+
+#endif  /* _CONFIG_CMD_DISTRO_BOOTCMD_H */
-- 
1.8.5.3