memimage.S:
===============================================================
.section	.rodata

.macro INCLUDE label filename
.global \label
.type   \label , %object
.balign 4
\label :
.incbin "\filename"
.size \label , . - \label
.set \label\()_tmp, . - \label
.balign 4
.type \label\()_size, %object
.global \label\()_size
\label\()_size:
	.word \label\()_tmp
.endm

INCLUDE TubeOS TubeOS.bin

INCLUDE High4 High4.bin

INCLUDE ClockSp ClockSp.bin

.previous
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memimage.h:
===============================================================
#ifndef MEMIMAGE_H
#define MEMIMAGE_H

#include <inttypes.h>

extern const uint8_t TubeOS[];
extern const uint32_t TubeOS_size;

extern const uint8_t High4[];
extern const uint32_t High4_size;

extern const uint8_t ClockSp[];
extern const uint32_t ClockSp_size;

#endif
===============================================================

main.c:
===============================================================
...

   memcpy(mpu_memory + 0xf800, TubeOS, TubeOS_size); 
...
===============================================================