u-boot/include/init.h
Patrick Delaunay d6f8771239 common: move board_f.c prototypes in init.h
Move prototypes for function used in common/board_f.c
from common.h to init.h
Remove weak for arch_reserve_stacks in prototype
(checkpatch issue)

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
2018-03-16 14:56:00 -04:00

117 lines
3.3 KiB
C

/*
* (C) Copyright 2000-2009
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* Copy the startup prototype, previously defined in common.h
* Copyright (C) 2018, STMicroelectronics - All Rights Reserved
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __INIT_H_
#define __INIT_H_ 1
#ifndef __ASSEMBLY__ /* put C only stuff in this section */
/*
* Function Prototypes
*/
/* common/board_f.c */
void board_init_f(ulong dummy);
/**
* arch_cpu_init() - basic cpu-dependent setup for an architecture
*
* This is called after early malloc is available. It should handle any
* CPU- or SoC- specific init needed to continue the init sequence. See
* board_f.c for where it is called. If this is not provided, a default
* version (which does nothing) will be used.
*
* @return: 0 on success, otherwise error
*/
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
* SoC or machine specific init needed to continue the init sequence. See
* board_f.c for where it is called. If this is not provided, a default
* version (which does nothing) will be used.
*
* @return: 0 on success, otherwise error
*/
int mach_cpu_init(void);
/**
* arch_fsp_init() - perform firmware support package init
*
* Where U-Boot relies on binary blobs to handle part of the system init, this
* function can be used to set up the blobs. This is used on some Intel
* platforms.
*/
int arch_fsp_init(void);
int dram_init(void);
/**
* dram_init_banksize() - Set up DRAM bank sizes
*
* This can be implemented by boards to set up the DRAM bank information in
* gd->bd->bi_dram(). It is called just before relocation, after dram_init()
* is called.
*
* If this is not provided, a default implementation will try to set up a
* single bank. It will do this if CONFIG_NR_DRAM_BANKS and
* CONFIG_SYS_SDRAM_BASE are set. The bank will have a start address of
* CONFIG_SYS_SDRAM_BASE and the size will be determined by a call to
* get_effective_memsize().
*
* @return 0 if OK, -ve on error
*/
int dram_init_banksize(void);
/**
* Reserve all necessary stacks
*
* This is used in generic board init sequence in common/board_f.c. Each
* architecture could provide this function to tailor the required stacks.
*
* On entry gd->start_addr_sp is pointing to the suggested top of the stack.
* The callee ensures gd->start_add_sp is 16-byte aligned, so architectures
* require only this can leave it untouched.
*
* On exit gd->start_addr_sp and gd->irq_sp should be set to the respective
* positions of the stack. The stack pointer(s) will be set to this later.
* gd->irq_sp is only required, if the architecture needs it.
*
* @return 0 if no error
*/
int arch_reserve_stacks(void);
int print_cpuinfo(void);
int timer_init(void);
int reserve_mmu(void);
int misc_init_f(void);
#if defined(CONFIG_DTB_RESELECT)
int embedded_dtb_select(void);
#endif
/* common/board_r.c */
#endif /* __ASSEMBLY__ */
/* Put only stuff here that the assembler can digest */
#endif /* __INIT_H_ */