xref: /rk3399_ARM-atf/plat/amd/versal2/include/plat_ipi.h (revision e18e67fc5290351f33ead46a5102ec09be134640)
1c97857dbSAmit Nagal /*
2c97857dbSAmit Nagal  * Copyright (c) 2022, Xilinx, Inc. All rights reserved.
3*e18e67fcSBen Levinsky  * Copyright (c) 2022-2025, Advanced Micro Devices, Inc. All rights reserved.
4c97857dbSAmit Nagal  *
5c97857dbSAmit Nagal  * SPDX-License-Identifier: BSD-3-Clause
6c97857dbSAmit Nagal  */
7c97857dbSAmit Nagal 
8c97857dbSAmit Nagal /* Versal Gen 2 IPI management enums and defines */
9c97857dbSAmit Nagal 
10c97857dbSAmit Nagal #ifndef PLAT_IPI_H
11c97857dbSAmit Nagal #define PLAT_IPI_H
12c97857dbSAmit Nagal 
13c97857dbSAmit Nagal #include <stdint.h>
14*e18e67fcSBen Levinsky #include <lib/utils_def.h>
15c97857dbSAmit Nagal 
16c97857dbSAmit Nagal #include <ipi.h>
17c97857dbSAmit Nagal 
18c97857dbSAmit Nagal /*********************************************************************
19c97857dbSAmit Nagal  * IPI agent IDs macros
20c97857dbSAmit Nagal  ********************************************************************/
21c97857dbSAmit Nagal #define IPI_ID_PMC	1U
22c97857dbSAmit Nagal #define IPI_ID_APU	2U
23c97857dbSAmit Nagal #define IPI_ID_RPU0	3U
24c97857dbSAmit Nagal #define IPI_ID_RPU1	4U
25c97857dbSAmit Nagal #define IPI_ID_3	5U
26c97857dbSAmit Nagal #define IPI_ID_4	6U
27c97857dbSAmit Nagal #define IPI_ID_5	7U
28c97857dbSAmit Nagal #define IPI_ID_MAX	8U
29c97857dbSAmit Nagal 
30c97857dbSAmit Nagal /*********************************************************************
31c97857dbSAmit Nagal  * IPI message buffers
32c97857dbSAmit Nagal  ********************************************************************/
33c97857dbSAmit Nagal #define IPI_BUFFER_BASEADDR	(0xEB3F0000U)
34c97857dbSAmit Nagal 
35c97857dbSAmit Nagal #define IPI_LOCAL_ID		IPI_ID_APU
36c97857dbSAmit Nagal #define IPI_REMOTE_ID		IPI_ID_PMC
37c97857dbSAmit Nagal 
38c97857dbSAmit Nagal #define IPI_BUFFER_LOCAL_BASE	(IPI_BUFFER_BASEADDR + (IPI_LOCAL_ID * 0x200U))
39c97857dbSAmit Nagal #define IPI_BUFFER_REMOTE_BASE	(IPI_BUFFER_BASEADDR + (IPI_REMOTE_ID * 0x200U))
40c97857dbSAmit Nagal 
41c97857dbSAmit Nagal #define IPI_BUFFER_TARGET_LOCAL_OFFSET	(IPI_LOCAL_ID * 0x40U)
42c97857dbSAmit Nagal #define IPI_BUFFER_TARGET_REMOTE_OFFSET	(IPI_REMOTE_ID * 0x40U)
43c97857dbSAmit Nagal 
44c97857dbSAmit Nagal #define IPI_BUFFER_MAX_WORDS	8
45c97857dbSAmit Nagal 
46c97857dbSAmit Nagal #define IPI_BUFFER_REQ_OFFSET	0x0U
47c97857dbSAmit Nagal #define IPI_BUFFER_RESP_OFFSET	0x20U
48c97857dbSAmit Nagal 
49c97857dbSAmit Nagal /*********************************************************************
50c97857dbSAmit Nagal  * Platform specific IPI API declarations
51c97857dbSAmit Nagal  ********************************************************************/
52c97857dbSAmit Nagal 
53c97857dbSAmit Nagal /* Configure IPI table */
54c97857dbSAmit Nagal extern void soc_ipi_config_table_init(void);
55c97857dbSAmit Nagal 
56c97857dbSAmit Nagal /*******************************************************************************
57c97857dbSAmit Nagal  * IPI registers and bitfields
58c97857dbSAmit Nagal  ******************************************************************************/
59c97857dbSAmit Nagal #define IPI0_REG_BASE		(0xEB330000U)
60*e18e67fcSBen Levinsky #define IPI0_TRIG_BIT		BIT_32(2)
61*e18e67fcSBen Levinsky #define PMC_IPI_TRIG_BIT	BIT_32(1)
62c97857dbSAmit Nagal #define IPI1_REG_BASE		(0xEB340000U)
63*e18e67fcSBen Levinsky #define IPI1_TRIG_BIT		BIT_32(3)
64c97857dbSAmit Nagal #define IPI2_REG_BASE		(0xEB350000U)
65*e18e67fcSBen Levinsky #define IPI2_TRIG_BIT		BIT_32(4)
66c97857dbSAmit Nagal #define IPI3_REG_BASE		(0xEB360000U)
67*e18e67fcSBen Levinsky #define IPI3_TRIG_BIT		BIT_32(5)
68c97857dbSAmit Nagal #define IPI4_REG_BASE		(0xEB370000U)
69*e18e67fcSBen Levinsky #define IPI4_TRIG_BIT		BIT_32(6)
70c97857dbSAmit Nagal #define IPI5_REG_BASE		(0xEB380000U)
71*e18e67fcSBen Levinsky #define IPI5_TRIG_BIT		BIT_32(7)
72c97857dbSAmit Nagal 
73c97857dbSAmit Nagal #endif /* PLAT_IPI_H */
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