mirror of
https://github.com/espressif/esp-idf.git
synced 2024-10-05 20:47:46 -04:00
60 lines
2.3 KiB
C
60 lines
2.3 KiB
C
/*
|
|
* SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
#include "soc/soc.h"
|
|
#include "esp_attr.h"
|
|
#include "hal/pau_hal.h"
|
|
#include "hal/pau_types.h"
|
|
|
|
void pau_hal_set_regdma_entry_link_addr(pau_hal_context_t *hal, pau_regdma_link_addr_t *link_addr)
|
|
{
|
|
pau_ll_set_regdma_link0_addr(hal->dev, (*link_addr)[0]);
|
|
pau_ll_set_regdma_link1_addr(hal->dev, (*link_addr)[1]);
|
|
pau_ll_set_regdma_link2_addr(hal->dev, (*link_addr)[2]);
|
|
/* The link 3 of REGDMA is reserved, PMU state switching will not use
|
|
* REGDMA link 3 */
|
|
}
|
|
|
|
void IRAM_ATTR pau_hal_start_regdma_modem_link(pau_hal_context_t *hal, bool backup_or_restore)
|
|
{
|
|
pau_ll_clear_regdma_backup_done_intr_state(hal->dev);
|
|
pau_ll_set_regdma_select_wifimac_link(hal->dev);
|
|
pau_ll_set_regdma_wifimac_link_backup_direction(hal->dev, backup_or_restore);
|
|
pau_ll_set_regdma_wifimac_link_backup_start_enable(hal->dev);
|
|
|
|
while (!(pau_ll_get_regdma_intr_raw_signal(hal->dev) & PAU_DONE_INT_RAW));
|
|
}
|
|
|
|
void IRAM_ATTR pau_hal_stop_regdma_modem_link(pau_hal_context_t *hal)
|
|
{
|
|
pau_ll_set_regdma_wifimac_link_backup_start_disable(hal->dev);
|
|
pau_ll_set_regdma_deselect_wifimac_link(hal->dev);
|
|
pau_ll_clear_regdma_backup_done_intr_state(hal->dev);
|
|
}
|
|
|
|
void IRAM_ATTR pau_hal_start_regdma_extra_link(pau_hal_context_t *hal, bool backup_or_restore)
|
|
{
|
|
pau_ll_clear_regdma_backup_done_intr_state(hal->dev);
|
|
/* The link 3 of REGDMA is reserved, we use it as an extra linked list to
|
|
* provide backup and restore services for BLE, IEEE802.15.4 and possibly
|
|
* other modules.
|
|
* It is also used as software trigger REGDMA to backup and restore, and is
|
|
* used by the UT to test module driver retention function.
|
|
*/
|
|
pau_ll_select_regdma_entry_link(hal->dev, 3);
|
|
pau_ll_set_regdma_entry_link_backup_direction(hal->dev, backup_or_restore);
|
|
pau_ll_set_regdma_entry_link_backup_start_enable(hal->dev);
|
|
|
|
while (!(pau_ll_get_regdma_intr_raw_signal(hal->dev) & PAU_DONE_INT_RAW));
|
|
}
|
|
|
|
void IRAM_ATTR pau_hal_stop_regdma_extra_link(pau_hal_context_t *hal)
|
|
{
|
|
pau_ll_set_regdma_entry_link_backup_start_disable(hal->dev);
|
|
pau_ll_select_regdma_entry_link(hal->dev, 0); /* restore link select to default */
|
|
pau_ll_clear_regdma_backup_done_intr_state(hal->dev);
|
|
}
|