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#ifndef _MRAM_MANAGEMENT_H_
#define _MRAM_MANAGEMENT_H_
#include "../support/common.h"
#include "../support/utils.h"
#define DPU_CAPACITY (64 << 20) // A DPU's capacity is 64 MiB
struct mram_heap_allocator_t {
uint32_t totalAllocated;
};
static void init_allocator(struct mram_heap_allocator_t *allocator)
{
allocator->totalAllocated = 0;
}
static uint32_t mram_heap_alloc(struct mram_heap_allocator_t *allocator,
uint32_t size)
{
uint32_t ret = allocator->totalAllocated;
allocator->totalAllocated += ROUND_UP_TO_MULTIPLE_OF_8(size);
if (allocator->totalAllocated > DPU_CAPACITY) {
PRINT_ERROR
(" Total memory allocated is %d bytes which exceeds the DPU capacity (%d bytes)!",
allocator->totalAllocated, DPU_CAPACITY);
exit(0);
}
return ret;
}
static void copyToDPU(struct dpu_set_t dpu, uint8_t *hostPtr, uint32_t mramIdx,
uint32_t size)
{
DPU_ASSERT(dpu_copy_to
(dpu, DPU_MRAM_HEAP_POINTER_NAME, mramIdx, hostPtr,
ROUND_UP_TO_MULTIPLE_OF_8(size)));
}
static void copyFromDPU(struct dpu_set_t dpu, uint32_t mramIdx,
uint8_t *hostPtr, uint32_t size)
{
DPU_ASSERT(dpu_copy_from
(dpu, DPU_MRAM_HEAP_POINTER_NAME, mramIdx, hostPtr,
ROUND_UP_TO_MULTIPLE_OF_8(size)));
}
#endif
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