diff options
| author | Jonathan Cameron | 2022-04-29 16:40:58 +0200 |
|---|---|---|
| committer | Michael S. Tsirkin | 2022-05-13 13:57:26 +0200 |
| commit | eb19d9079efc4e986a37b0c3172ecd9b617fd04a (patch) | |
| tree | 05fb78b7693ccfbbd115277ae6db32a93ebc3cf6 /include | |
| parent | mem/cxl_type3: Add read and write functions for associated hostmem. (diff) | |
| download | qemu-eb19d9079efc4e986a37b0c3172ecd9b617fd04a.tar.gz qemu-eb19d9079efc4e986a37b0c3172ecd9b617fd04a.tar.xz qemu-eb19d9079efc4e986a37b0c3172ecd9b617fd04a.zip | |
cxl/cxl-host: Add memops for CFMWS region.
These memops perform interleave decoding, walking down the
CXL topology from CFMWS described host interleave
decoder via CXL host bridge HDM decoders, through the CXL
root ports and finally call CXL type 3 specific read and write
functions.
Note that, whilst functional the current implementation does
not support:
* switches
* multiple HDM decoders at a given level.
* unaligned accesses across the interleave boundaries
Signed-off-by: Jonathan Cameron <jonathan.cameron@huawei.com>
Message-Id: <20220429144110.25167-34-Jonathan.Cameron@huawei.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/hw/cxl/cxl.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/hw/cxl/cxl.h b/include/hw/cxl/cxl.h index dce38124db..21d28ca110 100644 --- a/include/hw/cxl/cxl.h +++ b/include/hw/cxl/cxl.h @@ -56,4 +56,6 @@ void cxl_fixed_memory_window_config(MachineState *ms, Error **errp); void cxl_fixed_memory_window_link_targets(Error **errp); +extern const MemoryRegionOps cfmws_ops; + #endif |