ion_allocation_data Struct Reference

DOC: Ion Userspace API. More...

#include "/home/runner/work/mlir-aie/mlir-aie/runtime_lib/test_lib/ion.h"

Collaboration diagram for ion_allocation_data:

Public Attributes
__u64	len
	size of the allocation
__u32	heap_id_mask
	mask of heap ids to allocate from
__u32	flags
	flags passed to heap
__u32	fd
	file descriptor for this allocation
__u32	unused
	unused field

Detailed Description

DOC: Ion Userspace API.

create a client by opening /dev/ion most operations handled via following ioctls struct ion_allocation_data - metadata passed from userspace for allocations

Provided by userspace as an argument to the ioctl

Definition at line 52 of file ion.h.

Member Data Documentation

fd

__u32 ion_allocation_data::fd

file descriptor for this allocation

Definition at line 56 of file ion.h.

Referenced by mlir_aie_mem_alloc().

flags

__u32 ion_allocation_data::flags

flags passed to heap

Definition at line 55 of file ion.h.

heap_id_mask

__u32 ion_allocation_data::heap_id_mask

mask of heap ids to allocate from

Definition at line 54 of file ion.h.

Referenced by mlir_aie_mem_alloc().

len

__u64 ion_allocation_data::len

size of the allocation

Definition at line 53 of file ion.h.

Referenced by mlir_aie_mem_alloc().

unused

__u32 ion_allocation_data::unused

unused field

Definition at line 57 of file ion.h.

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The documentation for this struct was generated from the following file:

• runtime_lib/test_lib/ion.h