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+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * (C) Copyright 2011
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * Vased on:
+ * (C) Copyright 2009
+ * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
+ */
+
+#ifndef _UBLIMAGE_H_
+#define _UBLIMAGE_H_
+
+enum ublimage_cmd {
+ CMD_INVALID,
+ CMD_BOOT_MODE,
+ CMD_ENTRY,
+ CMD_PAGE,
+ CMD_ST_BLOCK,
+ CMD_ST_PAGE,
+ CMD_LD_ADDR
+};
+
+enum ublimage_fld_types {
+ CFG_INVALID = -1,
+ CFG_COMMAND,
+ CFG_REG_VALUE
+};
+
+/*
+ * from sprufg5a.pdf Table 110
+ * Used by RBL when doing NAND boot
+ */
+#define UBL_MAGIC_BASE (0xA1ACED00)
+/* Safe boot mode */
+#define UBL_MAGIC_SAFE (0x00)
+/* DMA boot mode */
+#define UBL_MAGIC_DMA (0x11)
+/* I Cache boot mode */
+#define UBL_MAGIC_IC (0x22)
+/* Fast EMIF boot mode */
+#define UBL_MAGIC_FAST (0x33)
+/* DMA + ICache boot mode */
+#define UBL_MAGIC_DMA_IC (0x44)
+/* DMA + ICache + Fast EMIF boot mode */
+#define UBL_MAGIC_DMA_IC_FAST (0x55)
+
+/* Define max UBL image size */
+#define UBL_IMAGE_SIZE (0x00003800u)
+
+/* one NAND block */
+#define UBL_BLOCK_SIZE 2048
+
+/* from sprufg5a.pdf Table 109 */
+struct ubl_header {
+ uint32_t magic; /* Magic Number, see UBL_* defines */
+ uint32_t entry; /* entry point address for bootloader */
+ uint32_t pages; /* number of pages (size of bootloader) */
+ uint32_t block; /*
+ * blocknumber where user bootloader is
+ * present
+ */
+ uint32_t page; /*
+ * page number where user bootloader is
+ * present.
+ */
+ uint32_t pll_m; /*
+ * PLL setting -Multiplier (only valid if
+ * Magic Number indicates PLL enable).
+ */
+ uint32_t pll_n; /*
+ * PLL setting -Divider (only valid if
+ * Magic Number indicates PLL enable).
+ */
+ uint32_t emif; /*
+ * fast EMIF setting (only valid if
+ * Magic Number indicates fast EMIF boot).
+ */
+ /* to fit in one nand block */
+ unsigned char res[UBL_BLOCK_SIZE - 8 * 4];
+};
+
+#endif /* _UBLIMAGE_H_ */