UMMU library makes the memory sharement between user-mode process and I/O device available.
The UMMU library toolkit includes one shared library libummu. It supports two main functions:
- Allocate unique token id for user-mode process and I/O device
- Manage the access rights for shared memory One token id can be bond with multple memory segments, and it must be released once no longer in use.
Two rpm packages are supported: libummu-${version}.aarch64.rpm, libummu-devel-${version}.aarch64.rpm. You can download at (xxx). You can install them by using:
rpm -ivh libummu-${version}.aarch64.rpm
rpm -ivh libummu-devel-${version}.aarch64.rpm
libummu.so would be installed at /usr/lib64, include files would be installed at /usr/include.
A local copy of the Git Repository can be obtained by cloning it from the original UMMU library repository using:
git clone https://atomgit.com/openeuler/ummu
UMMU library is licensed under SPDX-License-Identifier: MIT.
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