}
enum u_boot_phase {
+ PHASE_NONE, /* Invalid phase, signifying before U-Boot */
PHASE_TPL, /* Running in TPL */
PHASE_SPL, /* Running in SPL */
PHASE_BOARD_F, /* Running in U-Boot before relocation */
#endif
}
+/**
+ * spl_prev_phase() - Figure out the previous U-Boot phase
+ *
+ * @return the previous phase from this one, e.g. if called in SPL this returns
+ * PHASE_TPL, if TPL is enabled
+ */
+static inline enum u_boot_phase spl_prev_phase(void)
+{
+#ifdef CONFIG_TPL_BUILD
+ return PHASE_NONE;
+#elif defined(CONFIG_SPL_BUILD)
+ return IS_ENABLED(CONFIG_TPL) ? PHASE_TPL : PHASE_NONE;
+#else
+ return IS_ENABLED(CONFIG_SPL) ? PHASE_SPL : PHASE_NONE;
+#endif
+}
+
+/**
+ * spl_next_phase() - Figure out the next U-Boot phase
+ *
+ * @return the next phase from this one, e.g. if called in TPL this returns
+ * PHASE_SPL
+ */
+static inline enum u_boot_phase spl_next_phase(void)
+{
+#ifdef CONFIG_TPL_BUILD
+ return PHASE_SPL;
+#else
+ return PHASE_BOARD_F;
+#endif
+}
+
+/**
+ * spl_phase_name() - Get the name of the current phase
+ *
+ * @return phase name
+ */
+static inline const char *spl_phase_name(enum u_boot_phase phase)
+{
+ switch (phase) {
+ case PHASE_TPL:
+ return "TPL";
+ case PHASE_SPL:
+ return "SPL";
+ case PHASE_BOARD_F:
+ case PHASE_BOARD_R:
+ return "U-Boot";
+ default:
+ return "phase?";
+ }
+}
+
+/**
+ * spl_phase_prefix() - Get the prefix of the current phase
+ *
+ * @phase: Phase to look up
+ * @return phase prefix ("spl", "tpl", etc.)
+ */
+static inline const char *spl_phase_prefix(enum u_boot_phase phase)
+{
+ switch (phase) {
+ case PHASE_TPL:
+ return "tpl";
+ case PHASE_SPL:
+ return "spl";
+ case PHASE_BOARD_F:
+ case PHASE_BOARD_R:
+ return "";
+ default:
+ return "phase?";
+ }
+}
+
/* A string name for SPL or TPL */
#ifdef CONFIG_SPL_BUILD
# ifdef CONFIG_TPL_BUILD
void *fdt_addr;
#endif
u32 boot_device;
+ u32 offset;
u32 size;
u32 flags;
void *arg;
void *priv;
int bl_len;
const char *filename;
+ /**
+ * read() - Read from device
+ *
+ * @load: Information about the load state
+ * @sector: Sector number to read from (each @load->bl_len bytes)
+ * @count: Number of sectors to read
+ * @buf: Buffer to read into
+ * @return number of sectors read, 0 on error
+ */
ulong (*read)(struct spl_load_info *load, ulong sector, ulong count,
void *buf);
};
ulong spl_get_image_size(void);
/**
+ * spl_get_image_text_base() - get the text base of the next phase
+ *
+ * This returns the address that the next stage is linked to run at, i.e.
+ * CONFIG_SPL_TEXT_BASE or CONFIG_SYS_TEXT_BASE
+ *
+ * @return text-base address
+ */
+ulong spl_get_image_text_base(void);
+
+/**
* spl_load_simple_fit_skip_processing() - Hook to allow skipping the FIT
* image processing during spl_load_simple_fit().
*
*/
int spl_mmc_boot_partition(const u32 boot_device);
+struct mmc;
/**
- * spl_alloc_bd() - Allocate space for bd_info
+ * default_spl_mmc_emmc_boot_partition() - eMMC boot partition to load U-Boot from.
+ * mmc: Pointer for the mmc device structure
*
- * This sets up the gd->bd pointer by allocating memory for it
+ * This function should return the eMMC boot partition number which
+ * the SPL should load U-Boot from (on the given boot_device).
+ */
+int default_spl_mmc_emmc_boot_partition(struct mmc *mmc);
+
+/**
+ * spl_mmc_emmc_boot_partition() - eMMC boot partition to load U-Boot from.
+ * mmc: Pointer for the mmc device structure
*
- * @return 0 if OK, -ENOMEM if out of memory
+ * This function should return the eMMC boot partition number which
+ * the SPL should load U-Boot from (on the given boot_device).
+ *
+ * If not overridden, it is weakly defined in common/spl/spl_mmc.c
+ * and calls default_spl_mmc_emmc_boot_partition();
*/
-int spl_alloc_bd(void);
+int spl_mmc_emmc_boot_partition(struct mmc *mmc);
+
+void spl_set_bd(void);
/**
* spl_set_header_raw_uboot() - Set up a standard SPL image structure
const struct image_header *header);
void spl_board_prepare_for_linux(void);
+
+/**
+ * spl_board_prepare_for_optee() - Prepare board for an OPTEE payload
+ *
+ * Prepares the board for booting an OP-TEE payload. Initialization is platform
+ * specific, and may include configuring the TrustZone memory, and other
+ * initialization steps required by OP-TEE.
+ * Note that @fdt is not used directly by OP-TEE. OP-TEE passes this @fdt to
+ * its normal world target. This target is not guaranteed to be u-boot, so @fdt
+ * changes that would normally be done by u-boot should be done in this step.
+ *
+ * @fdt: Devicetree that will be passed on, or NULL
+ */
+void spl_board_prepare_for_optee(void *fdt);
void spl_board_prepare_for_boot(void);
int spl_board_ubi_load_image(u32 boot_device);
int spl_board_boot_device(u32 boot_device);
struct spl_boot_device *bootdev);
};
+/* Helper function for accessing the name */
+static inline const char *spl_loader_name(const struct spl_image_loader *loader)
+{
+#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
+ return loader->name;
+#else
+ return NULL;
+#endif
+}
+
/* Declare an SPL image loader */
#define SPL_LOAD_IMAGE(__name) \
ll_entry_declare(struct spl_image_loader, __name, spl_image_loader)
/**
* board_spl_fit_post_load - allow process images after loading finished
- *
+ * @fit: Pointer to a valid Flattened Image Tree blob
*/
-void board_spl_fit_post_load(ulong load_addr, size_t length);
+void board_spl_fit_post_load(const void *fit);
/**
* board_spl_fit_size_align - specific size align before processing payload