mirror of
https://github.com/openmv/openmv.git
synced 2025-11-04 14:49:50 +08:00
98 lines
3.3 KiB
C
98 lines
3.3 KiB
C
/*
|
|
* SPDX-License-Identifier: MIT
|
|
*
|
|
* Copyright (C) 2022-2024 OpenMV, LLC.
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*
|
|
* OpenMV Protocol Channels.
|
|
*/
|
|
|
|
#include "omv_common.h"
|
|
#include "omv_profiler.h"
|
|
#include "omv_protocol.h"
|
|
#include "omv_boardconfig.h"
|
|
|
|
#if OMV_PROFILER_ENABLE
|
|
static size_t profile_channel_size(const omv_protocol_channel_t *channel) {
|
|
return omv_profiler_get_size();
|
|
}
|
|
|
|
static size_t profile_channel_shape(const omv_protocol_channel_t *channel, size_t shape[4]) {
|
|
shape[0] = omv_profiler_get_size() / sizeof(omv_profiler_data_t);
|
|
shape[1] = sizeof(omv_profiler_data_t);
|
|
return 2;
|
|
}
|
|
|
|
static int profile_channel_lock(const omv_protocol_channel_t *channel) {
|
|
size_t size = channel->size(channel);
|
|
return size && mutex_try_lock(omv_profiler_lock(), MUTEX_TID_IDE) ? 0 : -1;
|
|
}
|
|
|
|
static int profile_channel_unlock(const omv_protocol_channel_t *channel) {
|
|
mutex_unlock(omv_profiler_lock(), MUTEX_TID_IDE);
|
|
return 0;
|
|
}
|
|
|
|
static const void *profile_channel_readp(const omv_protocol_channel_t *channel, uint32_t offset, size_t size) {
|
|
const uint8_t *data = omv_profiler_get_data();
|
|
if (offset + size > channel->size(channel)) {
|
|
return NULL;
|
|
}
|
|
return data + offset;
|
|
}
|
|
|
|
static int profile_channel_ioctl(const omv_protocol_channel_t *channel, uint32_t cmd, size_t len, void *arg) {
|
|
union {
|
|
uint8_t bytes[16];
|
|
uint32_t args[4];
|
|
} u;
|
|
|
|
memcpy(u.bytes, arg, len);
|
|
|
|
switch (cmd) {
|
|
case OMV_CHANNEL_IOCTL_PROFILE_MODE:
|
|
omv_profiler_set_mode(u.args[0]);
|
|
return 0;
|
|
case OMV_CHANNEL_IOCTL_PROFILE_SET_EVENT:
|
|
omv_profiler_set_event(u.args[0], u.args[1]);
|
|
return 0;
|
|
case OMV_CHANNEL_IOCTL_PROFILE_RESET:
|
|
omv_profiler_reset();
|
|
return 0;
|
|
default:
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
const omv_protocol_channel_t omv_profile_channel = {
|
|
.priv = NULL,
|
|
.id = OMV_PROTOCOL_CHANNEL_ID_PROFILE,
|
|
.name = "profile",
|
|
.flags = OMV_PROTOCOL_CHANNEL_FLAG_READ |
|
|
OMV_PROTOCOL_CHANNEL_FLAG_LOCK,
|
|
.lock = profile_channel_lock,
|
|
.unlock = profile_channel_unlock,
|
|
.size = profile_channel_size,
|
|
.shape = profile_channel_shape,
|
|
.readp = profile_channel_readp,
|
|
.ioctl = profile_channel_ioctl,
|
|
};
|
|
#endif // OMV_PROFILER_ENABLE
|