partitions.h

#ifndef PARTITIONS_H
#define PARTITIONS_H
#include "main-header.h"
 
#define PARTITION_BASE 0x08007000
 
// this is the layout in block 1 & 2 of the partitions
#define PART_MAGIC 0x53435054
#define PART_ENTRIES 32
typedef struct appdef {
  uint16_t      size;           // size of this appdef (0 indicates end of array)
  uint32_t      app_header;     // pointer to appbase (could be void *, but we want explicitly 32 bit)
  uint32_t      app_seq;        // incremented with each 'update' of the application. that means: the application that was installed most recently has the highest meta_seq.
} _appdef;
typedef struct partition {
  uint32_t      magic;
  uint32_t      crc;
  uint16_t      layout_version; // version of struct
  uint16_t      part_seq;       // each time partition is written, seq is increased.
  struct appdef appdefs;        // start of appdefs (size points to next one) size==0 means invalid entry and end
} _partition;
 
void partition_init();
void partition_set_latest_app(void *base);
#endif