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-rw-r--r--arch/sandbox/include/asm/spl.h49
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diff --git a/arch/sandbox/include/asm/spl.h b/arch/sandbox/include/asm/spl.h
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+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (c) 2016 Google, Inc
+ */
+
+#ifndef __asm_spl_h
+#define __asm_spl_h
+
+struct spl_image_info;
+
+enum {
+ BOOT_DEVICE_MMC1,
+ BOOT_DEVICE_MMC2,
+ BOOT_DEVICE_MMC2_2,
+ BOOT_DEVICE_BOARD,
+ BOOT_DEVICE_VBE,
+ BOOT_DEVICE_CPGMAC,
+ BOOT_DEVICE_NOR,
+ BOOT_DEVICE_SPI,
+ BOOT_DEVICE_NAND,
+ BOOT_DEVICE_UPL,
+};
+
+/**
+ * sandbox_find_next_phase() - Find the next phase of U-Boot
+ *
+ * This function is intended to be called from within sandbox SPL. It uses
+ * a few rules to find the filename of the next U-Boot phase. See also
+ * os_find_u_boot().
+ *
+ * @fname: place to put full path to U-Boot
+ * @maxlen: maximum size of @fname
+ * @use_img: select the 'u-boot.img' file instead of the 'u-boot' ELF file
+ */
+int sandbox_find_next_phase(char *fname, int maxlen, bool use_img);
+
+/**
+ * sandbox_spl_load_fit() - Load the next phase from a FIT
+ *
+ * Loads a FIT containing the next phase and sets it up for booting
+ *
+ * @fname: Returns filename loaded
+ * @maxlen: Maximum length for @fname including \0
+ * @image: Place to put SPL-image information
+ * Return: 0 if OK, -ve on error
+ */
+int sandbox_spl_load_fit(char *fname, int maxlen, struct spl_image_info *image);
+
+#endif