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csu3_am335x
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board-support
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u-boot-2017.01+gitAUTOINC+340fb36f04-g340fb36f04
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board
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esd
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vme8349
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caddy.h

caddy.h 1.1 KB
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  1. /*
    2. 

  2.  * caddy.c -- esd VME8349 support for "missing" access modes in TSI148.
    3. 

  3.  * Copyright (c) 2009 esd gmbh.
    4. 

  4.  *
    5. 

  5.  * Reinhard Arlt <reinhard.arlt@esd-electronics.com>
    6. 

  6.  *
    7. 

  7.  * SPDX-License-Identifier:	GPL-2.0+
    8. 

  8.  */
    9. 

  9. 

  10. #ifndef __CADDY_H__
    11. 

  11. #define __CADDY_H__
    12. 

  12. 

  13. #define CMD_SIZE	1024
    14. 

  14. #define ANSWER_SIZE	1024
    15. 

  15. #define CADDY_MAGIC	"esd vme8349 V1.0"
    16. 

  16. 

  17. enum caddy_cmds {
    18. 

  18. 	CADDY_CMD_IO_READ_8,
    19. 

  19. 	CADDY_CMD_IO_READ_16,
    20. 

  20. 	CADDY_CMD_IO_READ_32,
    21. 

  21. 	CADDY_CMD_IO_WRITE_8,
    22. 

  22. 	CADDY_CMD_IO_WRITE_16,
    23. 

  23. 	CADDY_CMD_IO_WRITE_32,
    24. 

  24. 	CADDY_CMD_CONFIG_READ_8,
    25. 

  25. 	CADDY_CMD_CONFIG_READ_16,
    26. 

  26. 	CADDY_CMD_CONFIG_READ_32,
    27. 

  27. 	CADDY_CMD_CONFIG_WRITE_8,
    28. 

  28. 	CADDY_CMD_CONFIG_WRITE_16,
    29. 

  29. 	CADDY_CMD_CONFIG_WRITE_32,
    30. 

  30. };
    31. 

  31. 

  32. struct caddy_cmd {
    33. 

  33. 	uint32_t cmd;
    34. 

  34. 	uint32_t issue;
    35. 

  35. 	uint32_t addr;
    36. 

  36. 	uint32_t par[5];
    37. 

  37. };
    38. 

  38. 

  39. struct caddy_answer {
    40. 

  40. 	uint32_t answer;
    41. 

  41. 	uint32_t issue;
    42. 

  42. 	uint32_t status;
    43. 

  43. 	uint32_t par[5];
    44. 

  44. };
    45. 

  45. 

  46. struct caddy_interface {
    47. 

  47. 	uint8_t  magic[16];
    48. 

  48. 	uint32_t cmd_in;
    49. 

  49. 	uint32_t cmd_out;
    50. 

  50. 	uint32_t heartbeat;
    51. 

  51. 	uint32_t reserved1;
    52. 

  52. 	struct caddy_cmd cmd[CMD_SIZE];
    53. 

  53. 	uint32_t answer_in;
    54. 

  54. 	uint32_t answer_out;
    55. 

  55. 	uint32_t reserved2;
    56. 

  56. 	uint32_t reserved3;
    57. 

  57. 	struct caddy_answer answer[CMD_SIZE];
    58. 

  58. };
    59. 

  59. 

  60. #endif /* of __CADDY_H__ */
    61.