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/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2019 Dan Halbert for Adafruit Industries
* Copyright (c) 2018 Artur Pacholec
* Copyright (c) 2016 Glenn Ruben Bakke
*
* 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.
*/
#include <stdbool.h>
#include <stdio.h>
#include "ble.h"
#include "ble_drv.h"
#include "nrf_nvic.h"
#include "nrf_sdm.h"
#include "nrf_soc.h"
#include "nrfx_power.h"
#include "py/misc.h"
#include "py/mpstate.h"
#include "supervisor/shared/bluetooth.h"
#include "supervisor/bluetooth.h"
nrf_nvic_state_t nrf_nvic_state = { 0 };
// Flag indicating progress of internal flash operation.
volatile sd_flash_operation_status_t sd_flash_operation_status;
__attribute__((aligned(4)))
static uint8_t m_ble_evt_buf[sizeof(ble_evt_t) + (BLE_GATTS_VAR_ATTR_LEN_MAX)];
void ble_drv_reset() {
// Linked list items will be gc'd.
MP_STATE_VM(ble_drv_evt_handler_entries) = NULL;
sd_flash_operation_status = SD_FLASH_OPERATION_DONE;
}
void ble_drv_add_event_handler_entry(ble_drv_evt_handler_entry_t *entry, ble_drv_evt_handler_t func, void *param) {
entry->next = MP_STATE_VM(ble_drv_evt_handler_entries);
entry->param = param;
entry->func = func;
MP_STATE_VM(ble_drv_evt_handler_entries) = entry;
}
void ble_drv_add_event_handler(ble_drv_evt_handler_t func, void *param) {
ble_drv_evt_handler_entry_t *it = MP_STATE_VM(ble_drv_evt_handler_entries);
while (it != NULL) {
// If event handler and its corresponding param are already on the list, don't add again.
if ((it->func == func) && (it->param == param)) {
return;
}
it = it->next;
}
// Add a new handler to the front of the list
ble_drv_evt_handler_entry_t *handler = m_new_ll(ble_drv_evt_handler_entry_t, 1);
ble_drv_add_event_handler_entry(handler, func, param);
}
void ble_drv_remove_event_handler(ble_drv_evt_handler_t func, void *param) {
ble_drv_evt_handler_entry_t *it = MP_STATE_VM(ble_drv_evt_handler_entries);
ble_drv_evt_handler_entry_t **prev = &MP_STATE_VM(ble_drv_evt_handler_entries);
while (it != NULL) {
if ((it->func == func) && (it->param == param)) {
// Splice out the matching handler.
*prev = it->next;
return;
}
prev = &(it->next);
it = it->next;
}
}
extern void tusb_hal_nrf_power_event(uint32_t event);
void SD_EVT_IRQHandler(void) {
uint32_t evt_id;
while (sd_evt_get(&evt_id) != NRF_ERROR_NOT_FOUND) {
switch (evt_id) {
// usb power event
case NRF_EVT_POWER_USB_DETECTED:
case NRF_EVT_POWER_USB_POWER_READY:
case NRF_EVT_POWER_USB_REMOVED: {
int32_t usbevt = (evt_id == NRF_EVT_POWER_USB_DETECTED) ? NRFX_POWER_USB_EVT_DETECTED:
(evt_id == NRF_EVT_POWER_USB_POWER_READY) ? NRFX_POWER_USB_EVT_READY :
(evt_id == NRF_EVT_POWER_USB_REMOVED) ? NRFX_POWER_USB_EVT_REMOVED : -1;
tusb_hal_nrf_power_event(usbevt);
}
break;
// Set flag indicating that a flash operation has finished.
case NRF_EVT_FLASH_OPERATION_SUCCESS:
sd_flash_operation_status = SD_FLASH_OPERATION_DONE;
break;
case NRF_EVT_FLASH_OPERATION_ERROR:
sd_flash_operation_status = SD_FLASH_OPERATION_ERROR;
break;
default:
break;
}
}
while (1) {
uint16_t evt_len = sizeof(m_ble_evt_buf);
const uint32_t err_code = sd_ble_evt_get(m_ble_evt_buf, &evt_len);
if (err_code != NRF_SUCCESS) {
if (err_code == NRF_ERROR_DATA_SIZE) {
printf("NRF_ERROR_DATA_SIZE\n");
}
break;
}
ble_evt_t *event = (ble_evt_t *)m_ble_evt_buf;
#if CIRCUITPY_VERBOSE_BLE
mp_printf(&mp_plat_print, "BLE event: 0x%04x\n", event->header.evt_id);
#endif
if (supervisor_bluetooth_hook(event)) {
continue;
}
ble_drv_evt_handler_entry_t *it = MP_STATE_VM(ble_drv_evt_handler_entries);
bool done = false;
while (it != NULL) {
#if CIRCUITPY_VERBOSE_BLE
// mp_printf(&mp_plat_print, " calling handler: 0x%08lx, param: 0x%08lx\n", it->func-1, it->param);
#endif
done = it->func(event, it->param) || done;
it = it->next;
}
#if CIRCUITPY_VERBOSE_BLE
if (event->header.evt_id == BLE_GATTS_EVT_WRITE) {
ble_gatts_evt_write_t *write_evt = &event->evt.gatts_evt.params.write;
mp_printf(&mp_plat_print, "Write to: UUID(0x%04x) handle %x of length %d auth %x\n", write_evt->uuid.uuid, write_evt->handle, write_evt->len, write_evt->auth_required);
}
#endif
}
}
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