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authorTimos Ampelikiotis <t.ampelikiotis@virtualopensystems.com>2023-10-10 11:40:56 +0000
committerTimos Ampelikiotis <t.ampelikiotis@virtualopensystems.com>2023-10-10 11:40:56 +0000
commite02cda008591317b1625707ff8e115a4841aa889 (patch)
treeaee302e3cf8b59ec2d32ec481be3d1afddfc8968 /include/standard-headers/linux/virtio_input.h
parentcc668e6b7e0ffd8c9d130513d12053cf5eda1d3b (diff)
Introduce Virtio-loopback epsilon release:
Epsilon release introduces a new compatibility layer which make virtio-loopback design to work with QEMU and rust-vmm vhost-user backend without require any changes. Signed-off-by: Timos Ampelikiotis <t.ampelikiotis@virtualopensystems.com> Change-Id: I52e57563e08a7d0bdc002f8e928ee61ba0c53dd9
Diffstat (limited to 'include/standard-headers/linux/virtio_input.h')
-rw-r--r--include/standard-headers/linux/virtio_input.h76
1 files changed, 76 insertions, 0 deletions
diff --git a/include/standard-headers/linux/virtio_input.h b/include/standard-headers/linux/virtio_input.h
new file mode 100644
index 000000000..a98a7974c
--- /dev/null
+++ b/include/standard-headers/linux/virtio_input.h
@@ -0,0 +1,76 @@
+#ifndef _LINUX_VIRTIO_INPUT_H
+#define _LINUX_VIRTIO_INPUT_H
+/* This header is BSD licensed so anyone can use the definitions to implement
+ * compatible drivers/servers.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of IBM nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL IBM OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE. */
+
+#include "standard-headers/linux/types.h"
+
+enum virtio_input_config_select {
+ VIRTIO_INPUT_CFG_UNSET = 0x00,
+ VIRTIO_INPUT_CFG_ID_NAME = 0x01,
+ VIRTIO_INPUT_CFG_ID_SERIAL = 0x02,
+ VIRTIO_INPUT_CFG_ID_DEVIDS = 0x03,
+ VIRTIO_INPUT_CFG_PROP_BITS = 0x10,
+ VIRTIO_INPUT_CFG_EV_BITS = 0x11,
+ VIRTIO_INPUT_CFG_ABS_INFO = 0x12,
+};
+
+struct virtio_input_absinfo {
+ uint32_t min;
+ uint32_t max;
+ uint32_t fuzz;
+ uint32_t flat;
+ uint32_t res;
+};
+
+struct virtio_input_devids {
+ uint16_t bustype;
+ uint16_t vendor;
+ uint16_t product;
+ uint16_t version;
+};
+
+struct virtio_input_config {
+ uint8_t select;
+ uint8_t subsel;
+ uint8_t size;
+ uint8_t reserved[5];
+ union {
+ char string[128];
+ uint8_t bitmap[128];
+ struct virtio_input_absinfo abs;
+ struct virtio_input_devids ids;
+ } u;
+};
+
+struct virtio_input_event {
+ uint16_t type;
+ uint16_t code;
+ uint32_t value;
+};
+
+#endif /* _LINUX_VIRTIO_INPUT_H */