diff options
author | alexander <alexander.efremov@arm.com> | 2021-03-26 21:42:19 +0000 |
---|---|---|
committer | Kshitij Sisodia <kshitij.sisodia@arm.com> | 2021-03-29 16:29:55 +0100 |
commit | 3c79893217bc632c9b0efa815091bef3c779490c (patch) | |
tree | ad06b444557eb8124652b45621d736fa1b92f65d /source/application/hal/include | |
parent | 6ad6d55715928de72979b04194da1bdf04a4c51b (diff) | |
download | ml-embedded-evaluation-kit-3c79893217bc632c9b0efa815091bef3c779490c.tar.gz |
Opensource ML embedded evaluation kit21.03
Change-Id: I12e807f19f5cacad7cef82572b6dd48252fd61fd
Diffstat (limited to 'source/application/hal/include')
-rw-r--r-- | source/application/hal/include/data_acq.h | 52 | ||||
-rw-r--r-- | source/application/hal/include/data_psn.h | 72 | ||||
-rw-r--r-- | source/application/hal/include/hal.h | 81 | ||||
-rw-r--r-- | source/application/hal/include/hal_config.h | 43 | ||||
-rw-r--r-- | source/application/hal/include/timer.h | 80 |
5 files changed, 328 insertions, 0 deletions
diff --git a/source/application/hal/include/data_acq.h b/source/application/hal/include/data_acq.h new file mode 100644 index 0000000..965fbe5 --- /dev/null +++ b/source/application/hal/include/data_acq.h @@ -0,0 +1,52 @@ +/* + * Copyright (c) 2021 Arm Limited. All rights reserved. + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef DATA_ACQ_H +#define DATA_ACQ_H + +/** + * This file is the top level abstraction for the data acquisition module. + **/ +#include <stdint.h> + +/* Structure to encompass the data acquisition module and it's methods. */ +typedef struct data_acquisition_module { + int inited; /**< initialised or not. */ + char system_name[8]; /**< name(s) of the channel in use. */ + int (* system_init)(void); /**< channel initialisation function. */ + + /* Function to go and check if there are any events that require handling. */ + int (* get_input)(char *user_input, int size); +} data_acq_module; + +/** + * @brief Initialise the data acquisition channel: goes and + * sets the required channel up for usage. + * @param[in,out] module Pointer to a pre-allocated data + * acquisition structure object. + * @return 0 if successful, error code otherwise. + **/ +int data_acq_channel_init(data_acq_module *module); + +/** + * @brief Releases the data acquisition channel. + * @param[in,out] module Pointer to a pre-allocated data + * acquisition structure object. + * @return 0 if successful, error code otherwise. + **/ +int data_acq_channel_release(data_acq_module *module); + +#endif /* DATA_ACQ_H */ diff --git a/source/application/hal/include/data_psn.h b/source/application/hal/include/data_psn.h new file mode 100644 index 0000000..8c14c77 --- /dev/null +++ b/source/application/hal/include/data_psn.h @@ -0,0 +1,72 @@ +/* + * Copyright (c) 2021 Arm Limited. All rights reserved. + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef DATA_PSN_H +#define DATA_PSN_H + +/** + * This file is the top level abstraction for the data presentation module + **/ +#include <stdint.h> +#include <stddef.h> +#include <stdbool.h> + +/* Structure to encompass the data presentation module and it's methods */ +typedef struct data_presentation_module { + int inited; /**< initialised or not */ + char system_name[8]; /**< name of the system in use */ + int (* system_init)(void); /**< pointer to init function */ + + /** Pointer to the image presentation function */ + int (* present_data_image)(uint8_t *data, const uint32_t width, + const uint32_t height, const uint32_t channels, + const uint32_t pos_x, const uint32_t pos_y, + const uint32_t downsample_factor); + + /* Pointer to text presentation function */ + int (* present_data_text)(const char *str, const size_t str_sz, + const uint32_t pos_x, const uint32_t pos_y, + const bool allow_multiple_lines); + + /* Pointer to box presentation function */ + int (* present_box)(const uint32_t pos_x, const uint32_t pos_y, + const uint32_t width, const uint32_t height, const uint16_t color); + + /* Pointer to clear presentation function */ + int (* clear)(const uint16_t color); + + /* Pointer to set text color presentation function */ + int (* set_text_color)(const uint16_t color); +} data_psn_module; + + +/** + * @brief Initialises the data presentation system. + * @param[in,out] module Pointer to a pre-allocated data + * presentation structure object. + * @return 0 if successful, error code otherwise. + **/ +int data_psn_system_init(data_psn_module *module); + +/** + * @brief Releases the data presentation system. + * @param[in,out] module Pointer to a pre-allocated data + * presentation structure object. + * @return 0 if successful, error code otherwise. + **/ +int data_psn_system_release(data_psn_module *module); + +#endif /* DATA_PSN_H */ diff --git a/source/application/hal/include/hal.h b/source/application/hal/include/hal.h new file mode 100644 index 0000000..26ba1e3 --- /dev/null +++ b/source/application/hal/include/hal.h @@ -0,0 +1,81 @@ +/* + * Copyright (c) 2021 Arm Limited. All rights reserved. + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef PLATFORM_HAL_H +#define PLATFORM_HAL_H + +/** + * This file should present a C API for the main application logic to use + * and be indifferent to the lower level platform. In addition to this it + * will also need to be aware of the API exposed by data acquisition and + * data presentation modules. + */ +#include "hal_config.h" + +#ifdef __cplusplus +extern "C" { +#endif + +#include "data_acq.h" /* Data acquisition abstraction */ +#include "data_psn.h" /* Data presentation abstraction */ +#include "timer.h" /* Timer/profiler API */ + +/* Structure to define a platform context to be used by the application */ +typedef struct hal_platform_context { + int inited; /**< initialised */ + char plat_name[16]; /**< name of this platform */ + data_acq_module * data_acq; /**< data acquisition module pointer */ + data_psn_module * data_psn; /**< data presentation module pointer */ + platform_timer * timer; /**< timer */ + int (* platform_init)(); /**< pointer to platform initialisation function */ + void (* platform_release)(); /**< pointer to platform release function */ +} hal_platform; + +/** + * @brief Initialise the HAL structure based on compile time config. This + * should be called before any other function in this API. + * @param[in,out] platform Pointer to a pre-allocated platform struct. + * @param[in,out] data_acq Pointer to a pre-allocated data acquisition module. + * @param[in,out] data_psn Pointer to a pre-allocated data presentation module. + * @param[in,out] timer Pointer to a pre-allocated timer module. + * @return 0 if successful, error code otherwise. + **/ +int hal_init(hal_platform *platform, data_acq_module *data_acq, + data_psn_module *data_psn, platform_timer *timer); + + +/** + * @brief Initialise the HAL platform. This will go and initialise all the + * modules on the platform the application requires to run. + * @param[in] platform Pointer to a pre-allocated and initialised + * platform structure. + * @return 0 if successful, error code otherwise. + **/ +int hal_platform_init(hal_platform *platform); + + +/** + * @brief Release the HAL platform. This should release resources acquired. + * @param[in] platform pointer to a pre-allocated and initialised + * platform structure. + **/ +void hal_platform_release(hal_platform *platform); + +#ifdef __cplusplus +} +#endif + +#endif /* PLATFORM_HAL_H */ diff --git a/source/application/hal/include/hal_config.h b/source/application/hal/include/hal_config.h new file mode 100644 index 0000000..55db973 --- /dev/null +++ b/source/application/hal/include/hal_config.h @@ -0,0 +1,43 @@ +/* + * Copyright (c) 2021 Arm Limited. All rights reserved. + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef HAL_CONFIG_H +#define HAL_CONFIG_H + +/* This header provides some basic configuration for HAL */ + +/* Platform definitions for the systems we expect to support */ +#define PLATFORM_CORTEX_M_BAREMETAL 1U +#define PLATFORM_UNKNOWN_LINUX_OS 3U + +/* This should come from compile time definition */ +#ifndef PLATFORM_HAL + #define PLATFORM_HAL PLATFORM_UNKNOWN_LINUX_OS /* Default platform */ +#endif /* PLATFORM_HAL */ + +#if ((PLATFORM_HAL) == PLATFORM_CORTEX_M_BAREMETAL) + #include "bsp.h" +#elif ((PLATFORM_HAL) == PLATFORM_UNKNOWN_LINUX_OS) + #include "dummy_log.h" +#else + #error "Invalid platform!" +#endif /* PLATFORM_HAL==PLATFORM_CORTEX_M_BAREMETAL */ + +#if !defined (DESIGN_NAME) + #define DESIGN_NAME ("N/A") +#endif /* !defined (DESIGN_NAME) */ + +#endif /* HAL_CONFIG_H */ diff --git a/source/application/hal/include/timer.h b/source/application/hal/include/timer.h new file mode 100644 index 0000000..2955b7f --- /dev/null +++ b/source/application/hal/include/timer.h @@ -0,0 +1,80 @@ +/* + * Copyright (c) 2021 Arm Limited. All rights reserved. + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef HAL_TIMER_H +#define HAL_TIMER_H + +#include "hal_config.h" + +#if ((PLATFORM_HAL) == PLATFORM_CORTEX_M_BAREMETAL) +#include "baremetal_timer.h" +#elif ((PLATFORM_HAL) == PLATFORM_UNKNOWN_LINUX_OS) +#include "native_timer.h" +#else +#error "Platform does not support a timer API" +#endif /* PLATFORM_HAL */ + +/** Struct for describing the capabilities available for + * the timer provided by HAL */ +typedef struct _platform_timer_capability { + uint32_t npu_cycles: 1; + uint32_t cpu_cycles: 1; + uint32_t duration_ms: 1; + uint32_t duration_us: 1; +} timer_capability; + +/* Structure to hold a platform specific timer implementation */ +typedef struct _platform_timer { + int inited; /**< initialised or not */ + timer_capability cap; /**< capability of this timer */ + + /* reset the timer */ + void (* reset)(void); + + /* Gets the current time counter. */ + time_counter (* get_time_counter)(void); + + /* Gets the duration in milliseconds. */ + time_t (* get_duration_ms)(time_counter *start, time_counter *end); + + /* Gets duration in microseconds. */ + time_t (* get_duration_us)(time_counter *start, time_counter *end); + + /* Gets difference in CPU cycle counts. */ + uint32_t (* get_cpu_cycle_diff)(time_counter *start, time_counter *end); + + /* Gets the difference in terms of total NPU cycle counts. */ + uint64_t (* get_npu_total_cycle_diff)(time_counter *start, time_counter *end); + + /* Gets the difference in terms of active NPU cycle counts. */ + uint64_t (* get_npu_active_cycle_diff)(time_counter *start, time_counter *end); + + /* Wraps get_time_counter function with additional profiling + * initialisation, if required. */ + time_counter (* start_profiling)(void); + + /* Wraps get_time_counter function along with additional instructions when + * profiling ends, if required. */ + time_counter (* stop_profiling)(void); + +} platform_timer; + +/** + * @brief Initialise the timer available for the platform. + **/ +void init_timer(platform_timer *timer); + +#endif /* HAL_TIMER_H */ |