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doc: add IVSHMEM region ID support

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Add guide to configure IVSHMEM Region ID.

Signed-off-by: Yonghua Huang <yonghua.huang@intel.com>
This commit is contained in:
Yonghua Huang 2024-08-26 20:24:16 +08:00
parent e07a9618f9
commit 6589c1c39e
2 changed files with 4 additions and 1 deletions
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5
doc/tutorials/enable_ivshmem.rst
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@ -67,6 +67,9 @@ For the shared memory region:
#. Enter a name for the shared memory region.
#. Select the source of the emulation, either Hypervisor or Device Model.
#. Select the size of the shared memory region.
#. **Enter shared memory region ID, which can be in hexadecimal or decimal format**.
.. note::
Default value is 0 and IDs in 0x001 ~ 0xFFF are reserved, 0x1000 ~ 0xFFFF are available.
#. Select at least two VMs that can use the shared memory region.
#. Enter a virtual Board:Device.Function (BDF) address for each VM or leave it
blank. If the field is blank, the tool provides an address when the
@ -88,4 +91,4 @@ Learn More
ACRN supports multiple inter-VM communication methods. For a comparison, see
:ref:`inter-vm_communication`.
For details on ACRN IVSHMEM high-level design, see :ref:`ivshmem-hld`.
For details on ACRN IVSHMEM high-level design, see :ref:`ivshmem-hld`.

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doc/tutorials/images/configurator-ivshmem02.png
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