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versal
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include
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plat_ipi.h

plat_ipi.h 2.1 KB
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  1. /*
    2. 

  2.  * Copyright (c) 2019-2022, Xilinx, Inc. All rights reserved.
    3. 

  3.  * Copyright (c) 2022-2023, Advanced Micro Devices, Inc. All rights reserved.
    4. 

  4.  *
    5. 

  5.  * SPDX-License-Identifier: BSD-3-Clause
    6. 

  6.  */
    7. 

  7. 

  8. /* Versal IPI management enums and defines */
    9. 

  9. 

  10. #ifndef PLAT_IPI_H
    11. 

  11. #define PLAT_IPI_H
    12. 

  12. 

  13. #include <stdint.h>
    14. 

  14. 

  15. #include <ipi.h>
    16. 

  16. 

  17. /*********************************************************************
    18. 

  18.  * IPI agent IDs macros
    19. 

  19.  ********************************************************************/
    20. 

  20. #define IPI_ID_PMC	1U
    21. 

  21. #define IPI_ID_APU	2U
    22. 

  22. #define IPI_ID_RPU0	3U
    23. 

  23. #define IPI_ID_RPU1	4U
    24. 

  24. #define IPI_ID_3	5U
    25. 

  25. #define IPI_ID_4	6U
    26. 

  26. #define IPI_ID_5	7U
    27. 

  27. 

  28. /*********************************************************************
    29. 

  29.  * IPI message buffers
    30. 

  30.  ********************************************************************/
    31. 

  31. #define IPI_BUFFER_BASEADDR	0xFF3F0000U
    32. 

  32. 

  33. #define IPI_LOCAL_ID		IPI_ID_APU
    34. 

  34. #define IPI_REMOTE_ID		IPI_ID_PMC
    35. 

  35. 

  36. #define IPI_BUFFER_LOCAL_BASE	(IPI_BUFFER_BASEADDR + (IPI_LOCAL_ID * 0x200U))
    37. 

  37. #define IPI_BUFFER_REMOTE_BASE	(IPI_BUFFER_BASEADDR + (IPI_REMOTE_ID * 0x200U))
    38. 

  38. 

  39. #define IPI_BUFFER_TARGET_LOCAL_OFFSET	(IPI_LOCAL_ID * 0x40U)
    40. 

  40. #define IPI_BUFFER_TARGET_REMOTE_OFFSET	(IPI_REMOTE_ID * 0x40U)
    41. 

  41. 

  42. #define IPI_BUFFER_MAX_WORDS	8
    43. 

  43. 

  44. #define IPI_BUFFER_REQ_OFFSET	0x0U
    45. 

  45. #define IPI_BUFFER_RESP_OFFSET	0x20U
    46. 

  46. 

  47. /*********************************************************************
    48. 

  48.  * Platform specific IPI API declarations
    49. 

  49.  ********************************************************************/
    50. 

  50. 

  51. /* Configure IPI table for versal */
    52. 

  52. void versal_ipi_config_table_init(void);
    53. 

  53. 

  54. /* IPI registers and bitfields */
    55. 

  55. #define PMC_REG_BASE		U(0xFF320000)
    56. 

  56. #define PMC_IPI_TRIG_BIT	(1U << 1U)
    57. 

  57. #define IPI0_REG_BASE		U(0xFF330000)
    58. 

  58. #define IPI0_TRIG_BIT		(1U << 2U)
    59. 

  59. #define IPI1_REG_BASE		U(0xFF340000)
    60. 

  60. #define IPI1_TRIG_BIT		(1U << 3U)
    61. 

  61. #define IPI2_REG_BASE		U(0xFF350000)
    62. 

  62. #define IPI2_TRIG_BIT		(1U << 4U)
    63. 

  63. #define IPI3_REG_BASE		U(0xFF360000)
    64. 

  64. #define IPI3_TRIG_BIT		(1U << 5U)
    65. 

  65. #define IPI4_REG_BASE		U(0xFF370000)
    66. 

  66. #define IPI4_TRIG_BIT		(1U << 5U)
    67. 

  67. #define IPI5_REG_BASE		U(0xFF380000)
    68. 

  68. #define IPI5_TRIG_BIT		(1U << 6U)
    69. 

  69. 

  70. #endif /* PLAT_IPI_H */
    71.