esp-idf/components/ieee802154/driver/esp_ieee802154_util.c
2023-04-27 11:27:57 +08:00

67 lines
1.7 KiB
C

/*
* SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include "esp_private/esp_modem_clock.h"
#include "soc/soc.h"
#include "soc/periph_defs.h"
#include "hal/ieee802154_ll.h"
#include "esp_coex_i154.h"
#include "esp_ieee802154_util.h"
uint8_t ieee802154_freq_to_channel(uint8_t freq)
{
return (freq - 3) / 5 + 11;
}
uint8_t ieee802154_channel_to_freq(uint8_t channel)
{
return (channel - 11) * 5 + 3;
}
#if CONFIG_ESP_COEX_SW_COEXIST_ENABLE
void ieee802154_set_txrx_pti(ieee802154_txrx_scene_t txrx_scene)
{
switch (txrx_scene) {
case IEEE802154_SCENE_IDLE:
esp_coex_ieee802154_txrx_pti_set(IEEE802154_IDLE);
break;
case IEEE802154_SCENE_TX:
case IEEE802154_SCENE_RX:
esp_coex_ieee802154_txrx_pti_set(IEEE802154_LOW);
break;
case IEEE802154_SCENE_TX_AT:
case IEEE802154_SCENE_RX_AT:
esp_coex_ieee802154_txrx_pti_set(IEEE802154_MIDDLE);
break;
default:
assert(false);
break;
}
}
#endif // CONFIG_ESP_COEX_SW_COEXIST_ENABLE
// TZ-97: implement these two functions using ETM common interface
void ieee802154_etm_channel_clear(uint32_t channel)
{
if (!(REG_READ(ETM_CHEN_AD0_REG) & (1 << channel))) {
REG_WRITE(ETM_CHENCLR_AD0_REG, (REG_READ(ETM_CHENCLR_AD0_REG)) | 1 << channel);
}
}
void ieee802154_etm_set_event_task(uint32_t channel, uint32_t event, uint32_t task)
{
ieee802154_etm_channel_clear(channel);
REG_WRITE((ETM_CH0_EVT_ID_REG + ETM_CH_OFFSET * channel), event);
REG_WRITE((ETM_CH0_TASK_ID_REG + ETM_CH_OFFSET * channel), task);
REG_WRITE(ETM_CHENSET_AD0_REG, (REG_READ(ETM_CHENSET_AD0_REG) | 1 << channel));
}