#ifndef __INIT_H_
#define __INIT_H_ 1
-#include <linux/types.h>
-
-struct global_data;
-
#ifndef __ASSEMBLY__ /* put C only stuff in this section */
-/* Avoid using CONFIG_EFI_STUB directly as we may boot from other loaders */
-#ifdef CONFIG_EFI_STUB
+#include <linux/types.h>
+
+/*
+ * In case of the EFI app the UEFI firmware provides the low-level
+ * initialisation.
+ */
+#ifdef CONFIG_EFI
#define ll_boot_init() false
#else
+#include <asm/global_data.h>
+
#define ll_boot_init() (!(gd->flags & GD_FLG_SKIP_LL_INIT))
#endif
int arch_cpu_init(void);
/**
- * arch_cpu_init_dm() - init CPU after driver model is available
- *
- * This is called immediately after driver model is available before
- * relocation. This is similar to arch_cpu_init() but is able to reference
- * devices
- *
- * Return: 0 if OK, -ve on error
- */
-int arch_cpu_init_dm(void);
-
-/**
* mach_cpu_init() - SoC/machine dependent CPU setup
*
* This is called after arch_cpu_init(). It should handle any
int testdram(void);
/**
+ * arch_setup_dest_addr() - Fix up initial reloc address
+ *
+ * This is called in generic board init sequence in common/board_f.c at the end
+ * of the setup_dest_addr() initcall. Each architecture could provide this
+ * function to make adjustments to the initial reloc address.
+ *
+ * If an implementation is not provided, it will just be a nop stub.
+ *
+ * Return: 0 if OK
+ */
+int arch_setup_dest_addr(void);
+
+/**
* arch_reserve_stacks() - Reserve all necessary stacks
*
* This is used in generic board init sequence in common/board_f.c. Each
int arch_reserve_mmu(void);
/**
+ * arch_setup_bdinfo() - Architecture dependent boardinfo setup
+ *
+ * Architecture-specific routine for populating various boardinfo fields of
+ * gd->bd. It is called during the generic board init sequence.
+ *
+ * If an implementation is not provided, it will just be a nop stub.
+ *
+ * Return: 0 if OK
+ */
+int arch_setup_bdinfo(void);
+
+/**
* setup_bdinfo() - Generic boardinfo setup
*
* Routine for populating various generic boardinfo fields of
*/
int setup_bdinfo(void);
+#if defined(CONFIG_SAVE_PREV_BL_INITRAMFS_START_ADDR) || \
+defined(CONFIG_SAVE_PREV_BL_FDT_ADDR)
+/**
+ * save_prev_bl_data - Save prev bl data in env vars.
+ *
+ * When u-boot is chain-loaded, save previous bootloader data,
+ * like initramfs address to environment variables.
+ *
+ * Return: 0 if ok; -ENODATA on error
+ */
+int save_prev_bl_data(void);
+#endif
+
+/**
+ * cpu_secondary_init_r() - CPU-specific secondary initialization
+ *
+ * After non-volatile devices, environment and cpu code are setup, have
+ * another round to deal with any initialization that might require
+ * full access to the environment or loading of some image (firmware)
+ * from a non-volatile device.
+ *
+ * It is called during the generic post-relocation init sequence.
+ *
+ * Return: 0 if OK
+ */
+int cpu_secondary_init_r(void);
+
+/**
+ * pci_ep_init() - Initialize pci endpoint devices
+ *
+ * It is called during the generic post-relocation init sequence.
+ *
+ * Return: 0 if OK
+ */
+int pci_ep_init(void);
+
+/**
+ * pci_init() - Enumerate pci devices
+ *
+ * It is called during the generic post-relocation init sequence to enumerate
+ * pci buses. This is needed, for instance, in the case of DM PCI-based
+ * Ethernet devices, which will not be detected without having the enumeration
+ * performed earlier.
+ *
+ * Return: 0 if OK
+ */
+int pci_init(void);
+
/**
* init_cache_f_r() - Turn on the cache in preparation for relocation
*
int print_cpuinfo(void);
#endif
int timer_init(void);
-int misc_init_f(void);
#if defined(CONFIG_DTB_RESELECT)
int embedded_dtb_select(void);
int set_cpu_clk_info(void);
int update_flash_size(int flash_size);
int arch_early_init_r(void);
-void pci_init(void);
-void pci_ep_init(void);
int misc_init_r(void);
#if defined(CONFIG_VID)
int init_func_vid(void);
*
* @param total_size Size of U-Boot (unused?)
*/
-ulong board_get_usable_ram_top(ulong total_size);
+phys_size_t board_get_usable_ram_top(phys_size_t total_size);
int board_early_init_f(void);
int board_postclk_init(void); /* after clocks/timebase, before env/serial */
int board_early_init_r(void);
-/* TODO(sjg@chromium.org): Drop this when DM_PCI migration is completed */
-void pci_init_board(void);
+/**
+ * arch_initr_trap() - Init traps
+ *
+ * Arch specific routine for initializing traps. It is called during the
+ * generic board init sequence, after relocation.
+ *
+ * Return: 0 if OK
+ */
+int arch_initr_trap(void);
-void trap_init(unsigned long reloc_addr);
+/**
+ * init_addr_map()
+ *
+ * Initialize non-identity virtual-physical memory mappings for 32bit CPUs.
+ * It is called during the generic board init sequence, after relocation.
+ *
+ * Return: 0 if OK
+ */
+int init_addr_map(void);
/**
* main_loop() - Enter the main loop of U-Boot
#endif
/* Print a numeric value (for use in arch_print_bdinfo()) */
-void bdinfo_print_num(const char *name, ulong value);
+void bdinfo_print_num_l(const char *name, ulong value);
+void bdinfo_print_num_ll(const char *name, unsigned long long value);
/* Print a clock speed in MHz */
void bdinfo_print_mhz(const char *name, unsigned long hz);
+/**
+ * bdinfo_print_size - print size variables in bdinfo format
+ * @name: string to print before the size
+ * @size: size to print
+ *
+ * Helper function for displaying size variables as properly formatted bdinfo
+ * entries. The size is printed as "xxx Bytes", "xxx KiB", "xxx MiB",
+ * "xxx GiB", etc. as needed;
+ *
+ * For use in arch_print_bdinfo().
+ */
+void bdinfo_print_size(const char *name, uint64_t size);
+
/* Show arch-specific information for the 'bd' command */
void arch_print_bdinfo(void);
+int do_bdinfo(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]);
+
#endif /* __ASSEMBLY__ */
/* Put only stuff here that the assembler can digest */
projects / platform / kernel / u-boot.git / blobdiff