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myri10ge_mcp_gen_header.h

myri10ge_mcp_gen_header.h 1.9 KB
Cronologia Originale

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  1. /* SPDX-License-Identifier: GPL-2.0 */
    2. 

  2. #ifndef __MYRI10GE_MCP_GEN_HEADER_H__
    3. 

  3. #define __MYRI10GE_MCP_GEN_HEADER_H__
    4. 

  4. 

  5. 

  6. #define MCP_HEADER_PTR_OFFSET  0x3c
    7. 

  7. 

  8. #define MCP_TYPE_MX 0x4d582020	/* "MX  " */
    9. 

  9. #define MCP_TYPE_PCIE 0x70636965	/* "PCIE" pcie-only MCP */
    10. 

  10. #define MCP_TYPE_ETH 0x45544820	/* "ETH " */
    11. 

  11. #define MCP_TYPE_MCP0 0x4d435030	/* "MCP0" */
    12. 

  12. #define MCP_TYPE_DFLT 0x20202020	/* "    " */
    13. 

  13. #define MCP_TYPE_ETHZ 0x4554485a	/* "ETHZ" */
    14. 

  14. 

  15. struct mcp_gen_header {
    16. 

  16. 	/* the first 4 fields are filled at compile time */
    17. 

  17. 	unsigned header_length;
    18. 

  18. 	__be32 mcp_type;
    19. 

  19. 	char version[128];
    20. 

  20. 	unsigned mcp_private;	/* pointer to mcp-type specific structure */
    21. 

  21. 

  22. 	/* filled by the MCP at run-time */
    23. 

  23. 	unsigned sram_size;
    24. 

  24. 	unsigned string_specs;	/* either the original STRING_SPECS or a superset */
    25. 

  25. 	unsigned string_specs_len;
    26. 

  26. 

  27. 	/* Fields above this comment are guaranteed to be present.
    28. 

  28. 	 *
    29. 

  29. 	 * Fields below this comment are extensions added in later versions
    30. 

  30. 	 * of this struct, drivers should compare the header_length against
    31. 

  31. 	 * offsetof(field) to check whether a given MCP implements them.
    32. 

  32. 	 *
    33. 

  33. 	 * Never remove any field.  Keep everything naturally align.
    34. 

  34. 	 */
    35. 

  35. 

  36. 	/* Specifies if the running mcp is mcp0, 1, or 2. */
    37. 

  37. 	unsigned char mcp_index;
    38. 

  38. 	unsigned char disable_rabbit;
    39. 

  39. 	unsigned char unaligned_tlp;
    40. 

  40. 	unsigned char pcie_link_algo;
    41. 

  41. 	unsigned counters_addr;
    42. 

  42. 	unsigned copy_block_info;	/* for small mcps loaded with "lload -d" */
    43. 

  43. 	unsigned short handoff_id_major;	/* must be equal */
    44. 

  44. 	unsigned short handoff_id_caps;	/* bitfield: new mcp must have superset */
    45. 

  45. 	unsigned msix_table_addr;	/* start address of msix table in firmware */
    46. 

  46. 	unsigned bss_addr;	/* start of bss */
    47. 

  47. 	unsigned features;
    48. 

  48. 	unsigned ee_hdr_addr;
    49. 

  49. 	unsigned led_pattern;
    50. 

  50. 	unsigned led_pattern_dflt;
    51. 

  51. 	/* 8 */
    52. 

  52. };
    53. 

  53. 

  54. struct zmcp_info {
    55. 

  55. 	unsigned info_len;
    56. 

  56. 	unsigned zmcp_addr;
    57. 

  57. 	unsigned zmcp_len;
    58. 

  58. 	unsigned mcp_edata;
    59. 

  59. };
    60. 

  60. 

  61. #endif				/* __MYRI10GE_MCP_GEN_HEADER_H__ */
    62. 

  62.