xref: /rk3399_ARM-atf/plat/xilinx/versal/include/plat_ipi.h (revision 6bb49c876c7593ed5f61c20ef3d989dcff8e8d8c)
1 /*
2  * Copyright (c) 2019, Xilinx, Inc. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 
7 /* Versal IPI management enums and defines */
8 
9 #ifndef PLAT_IPI_H
10 #define PLAT_IPI_H
11 
12 #include <ipi.h>
13 #include <stdint.h>
14 
15 /*********************************************************************
16  * IPI agent IDs macros
17  ********************************************************************/
18 #define IPI_ID_PMC	1U
19 #define IPI_ID_APU	2U
20 #define IPI_ID_RPU0	3U
21 #define IPI_ID_RPU1	4U
22 #define IPI_ID_3	5U
23 #define IPI_ID_4	6U
24 #define IPI_ID_5	7U
25 
26 /*********************************************************************
27  * IPI message buffers
28  ********************************************************************/
29 #define IPI_BUFFER_BASEADDR	0xFF3F0000U
30 
31 #define IPI_BUFFER_APU_BASE	(IPI_BUFFER_BASEADDR + 0x400U)
32 #define IPI_BUFFER_PMC_BASE	(IPI_BUFFER_BASEADDR + 0x200U)
33 
34 #define IPI_BUFFER_TARGET_APU_OFFSET	0x80U
35 #define IPI_BUFFER_TARGET_PMC_OFFSET	0x40U
36 
37 #define IPI_BUFFER_REMOTE_BASE	IPI_BUFFER_PMC_BASE
38 
39 #define IPI_BUFFER_TARGET_LOCAL_OFFSET	IPI_BUFFER_TARGET_APU_OFFSET
40 #define IPI_BUFFER_TARGET_REMOTE_OFFSET	IPI_BUFFER_TARGET_PMC_OFFSET
41 
42 #define IPI_BUFFER_MAX_WORDS	8
43 
44 #define IPI_BUFFER_REQ_OFFSET	0x0U
45 #define IPI_BUFFER_RESP_OFFSET	0x20U
46 
47 /*********************************************************************
48  * Platform specific IPI API declarations
49  ********************************************************************/
50 
51 /* Configure IPI table for versal */
52 void versal_ipi_config_table_init(void);
53 
54 #endif /* PLAT_IPI_H */
55