1 /*
2 * Copyright (c) 2023 Nordic Semiconductor ASA
3 *
4 * SPDX-License-Identifier: Apache-2.0
5 *
6 * Note that the function prototypes are taken from the NRFx HAL
7 */
8 #include "hal/nrf_ipc.h"
9 #include "bs_tracing.h"
10 #include "NHW_IPC.h"
11
ipc_number_from_ptr(NRF_IPC_Type const * p_reg)12 static int ipc_number_from_ptr(NRF_IPC_Type const * p_reg){
13 int i = ( (int)p_reg - (int)&NRF_IPC_regs[0] ) / sizeof(NRF_IPC_Type);
14 return i;
15 }
16
nrf_ipc_task_trigger(NRF_IPC_Type * p_reg,nrf_ipc_task_t ipc_task)17 void nrf_ipc_task_trigger(NRF_IPC_Type * p_reg, nrf_ipc_task_t ipc_task)
18 {
19 *((volatile uint32_t *)((uint8_t *)p_reg + (uint32_t)ipc_task)) = 0x1UL;
20
21 int i = ipc_number_from_ptr(p_reg);
22 int task_nbr = (ipc_task - NRF_IPC_TASK_SEND_0)/sizeof(uint32_t);
23 nhw_IPC_regw_sideeffects_TASKS_SEND(i, task_nbr);
24 }
25
nrf_ipc_event_clear(NRF_IPC_Type * p_reg,nrf_ipc_event_t ipc_event)26 void nrf_ipc_event_clear(NRF_IPC_Type * p_reg, nrf_ipc_event_t ipc_event)
27 {
28 *((volatile uint32_t *)((uint8_t *)p_reg + (uint32_t)ipc_event)) = 0x0UL;
29
30 int i = ipc_number_from_ptr(p_reg);
31 nhw_IPC_regw_sideeffects_EVENTS_all(i);
32 }
33
nrf_ipc_int_enable(NRF_IPC_Type * p_reg,uint32_t mask)34 void nrf_ipc_int_enable(NRF_IPC_Type * p_reg, uint32_t mask)
35 {
36 p_reg->INTENSET = mask;
37
38 int i = ipc_number_from_ptr(p_reg);
39 nhw_IPC_regw_sideeffects_INTENSET(i);
40 }
41
nrf_ipc_int_disable(NRF_IPC_Type * p_reg,uint32_t mask)42 void nrf_ipc_int_disable(NRF_IPC_Type * p_reg, uint32_t mask)
43 {
44 p_reg->INTENCLR = mask;
45
46 int i = ipc_number_from_ptr(p_reg);
47 nhw_IPC_regw_sideeffects_INTENCLR(i);
48 }
49
50 #if defined(DPPI_PRESENT)
nrf_ipc_subscribe_set(NRF_IPC_Type * p_reg,nrf_ipc_task_t task,uint8_t channel)51 void nrf_ipc_subscribe_set(NRF_IPC_Type * p_reg,
52 nrf_ipc_task_t task,
53 uint8_t channel)
54 {
55 NRFX_ASSERT(p_reg);
56 *((volatile uint32_t *) ((uint8_t *) p_reg + (uint32_t) task + 0x80uL)) =
57 ((uint32_t)channel | NRF_SUBSCRIBE_PUBLISH_ENABLE);
58
59 int i = ipc_number_from_ptr(p_reg);
60 int task_nbr = (task - NRF_IPC_TASK_SEND_0)/sizeof(uint32_t);
61
62 nhw_IPC_regw_sideeffects_SUBSCRIBE_SEND(i, task_nbr);
63 }
64
nrf_ipc_subscribe_clear(NRF_IPC_Type * p_reg,nrf_ipc_task_t task)65 void nrf_ipc_subscribe_clear(NRF_IPC_Type * p_reg,
66 nrf_ipc_task_t task)
67 {
68 NRFX_ASSERT(p_reg);
69 *((volatile uint32_t *) ((uint8_t *) p_reg + (uint32_t) task + 0x80uL)) = 0;
70
71 int i = ipc_number_from_ptr(p_reg);
72 int task_nbr = (task - NRF_IPC_TASK_SEND_0)/sizeof(uint32_t);
73
74 nhw_IPC_regw_sideeffects_SUBSCRIBE_SEND(i, task_nbr);
75 }
76 #endif // defined(DPPI_PRESENT)
77
