xref: /arm-trusted-firmware/plat/xilinx/common/include/pm_ipi.h (revision 91f16700b400a8c0651d24a598fc48ee2997a0d7)
1*91f16700Schasinglulu /*
2*91f16700Schasinglulu  * Copyright (c) 2013-2020, Arm Limited and Contributors. All rights reserved.
3*91f16700Schasinglulu  * Copyright (c) 2020-2022, Xilinx, Inc. All rights reserved.
4*91f16700Schasinglulu  * Copyright (c) 2022, Advanced Micro Devices, Inc. All rights reserved.
5*91f16700Schasinglulu  *
6*91f16700Schasinglulu  * SPDX-License-Identifier: BSD-3-Clause
7*91f16700Schasinglulu  */
8*91f16700Schasinglulu 
9*91f16700Schasinglulu #ifndef PM_IPI_H
10*91f16700Schasinglulu #define PM_IPI_H
11*91f16700Schasinglulu 
12*91f16700Schasinglulu #include <stddef.h>
13*91f16700Schasinglulu 
14*91f16700Schasinglulu #include <plat_ipi.h>
15*91f16700Schasinglulu #include "pm_common.h"
16*91f16700Schasinglulu 
17*91f16700Schasinglulu #define IPI_BLOCKING		1
18*91f16700Schasinglulu #define IPI_NON_BLOCKING	0
19*91f16700Schasinglulu 
20*91f16700Schasinglulu void pm_ipi_init(const struct pm_proc *proc);
21*91f16700Schasinglulu 
22*91f16700Schasinglulu enum pm_ret_status pm_ipi_send(const struct pm_proc *proc,
23*91f16700Schasinglulu 			       uint32_t payload[PAYLOAD_ARG_CNT]);
24*91f16700Schasinglulu enum pm_ret_status pm_ipi_send_non_blocking(const struct pm_proc *proc,
25*91f16700Schasinglulu 					    uint32_t payload[PAYLOAD_ARG_CNT]);
26*91f16700Schasinglulu enum pm_ret_status pm_ipi_send_sync(const struct pm_proc *proc,
27*91f16700Schasinglulu 				    uint32_t payload[PAYLOAD_ARG_CNT],
28*91f16700Schasinglulu 				    uint32_t *value, size_t count);
29*91f16700Schasinglulu enum pm_ret_status pm_ipi_buff_read_callb(uint32_t *value, size_t count);
30*91f16700Schasinglulu void pm_ipi_irq_enable(const struct pm_proc *proc);
31*91f16700Schasinglulu void pm_ipi_irq_clear(const struct pm_proc *proc);
32*91f16700Schasinglulu uint32_t pm_ipi_irq_status(const struct pm_proc *proc);
33*91f16700Schasinglulu #if IPI_CRC_CHECK
34*91f16700Schasinglulu uint32_t calculate_crc(uint32_t payload[PAYLOAD_ARG_CNT], uint32_t buffersize);
35*91f16700Schasinglulu #endif
36*91f16700Schasinglulu 
37*91f16700Schasinglulu #endif /* PM_IPI_H */
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