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RIOT/sys/include/riotboot/slot.h
Francisco Acosta 2df0abfd70 sys/riotboot: add riotboot_slot module
This module adds some helper function to manage slots
created with a riotboot_hdr header.

Co-authored-by: Kaspar Schleiser <kaspar@schleiser.de>
2018-12-18 19:31:34 +01:00

110 lines
2.2 KiB
C

/*
* Copyright (C) 2018 Kaspar Schleiser <kaspar@schleiser.de>
* Inria
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @defgroup sys_riotboot_slot Helpers to manipulate partitions (slots)
* on internal flash
* @ingroup sys
* @{
*
* @file
* @brief Slot management tools
*
* @author Kaspar Schleiser <kaspar@schleiser.de>
* @author Francisco Acosta <francisco.acosta@inria.fr>
*
* @}
*/
#ifndef RIOTBOOT_SLOT_H
#define RIOTBOOT_SLOT_H
#ifdef __cplusplus
extern "C" {
#endif
#include "riotboot/hdr.h"
/**
* @brief Get currently running image slot
*
* @returns nr of currently active slot
*/
int riotboot_slot_current(void);
/**
* @brief Get jump-to address of image slot
*
* @param[in] slot slot nr to work on
*
* @returns address of first byte of @p slot
*/
uint32_t riotboot_slot_get_image_startaddr(unsigned slot);
/**
* @brief Boot into image in slot @p slot
*
* @param[in] slot slot nr to jump to
*/
void riotboot_slot_jump(unsigned slot);
/**
* @brief Get header from a given flash slot
*
* @param[in] slot slot nr to work on
*
* @returns header of image slot nr @p slot
*/
const riotboot_hdr_t *riotboot_slot_get_hdr(unsigned slot);
/**
* @brief Validate slot
*
* @param[in] slot slot nr to work on
*
* @returns 0 if ok.
*/
static inline int riotboot_slot_validate(unsigned slot)
{
return riotboot_hdr_validate(riotboot_slot_get_hdr(slot));
}
/**
* @brief Print formatted slot header to STDIO
*
* @param[in] slot slot nr to work on
*
*/
static inline void riotboot_slot_print_hdr(unsigned slot)
{
riotboot_hdr_print(riotboot_slot_get_hdr(slot));
}
/**
* @brief Dump the addresses of all configured slots
*
*/
void riotboot_slot_dump_addrs(void);
/**
* @brief Number of configured firmware slots (incl. bootloader slot)
*/
extern const unsigned riotboot_slot_numof;
/**
* @brief Storage for header pointers of the configured slots
*/
extern const riotboot_hdr_t * const riotboot_slots[];
#ifdef __cplusplus
}
#endif
#endif /* RIOTBOOT_SLOT_H */