1#ifndef __MYRI10GE_MCP_GEN_HEADER_H__ 2#define __MYRI10GE_MCP_GEN_HEADER_H__ 3 4 5#define MCP_HEADER_PTR_OFFSET 0x3c 6 7#define MCP_TYPE_MX 0x4d582020 /* "MX " */ 8#define MCP_TYPE_PCIE 0x70636965 /* "PCIE" pcie-only MCP */ 9#define MCP_TYPE_ETH 0x45544820 /* "ETH " */ 10#define MCP_TYPE_MCP0 0x4d435030 /* "MCP0" */ 11#define MCP_TYPE_DFLT 0x20202020 /* " " */ 12#define MCP_TYPE_ETHZ 0x4554485a /* "ETHZ" */ 13 14struct mcp_gen_header { 15 /* the first 4 fields are filled at compile time */ 16 unsigned header_length; 17 __be32 mcp_type; 18 char version[128]; 19 unsigned mcp_private; /* pointer to mcp-type specific structure */ 20 21 /* filled by the MCP at run-time */ 22 unsigned sram_size; 23 unsigned string_specs; /* either the original STRING_SPECS or a superset */ 24 unsigned string_specs_len; 25 26 /* Fields above this comment are guaranteed to be present. 27 * 28 * Fields below this comment are extensions added in later versions 29 * of this struct, drivers should compare the header_length against 30 * offsetof(field) to check wether a given MCP implements them. 31 * 32 * Never remove any field. Keep everything naturally align. 33 */ 34 35 /* Specifies if the running mcp is mcp0, 1, or 2. */ 36 unsigned char mcp_index; 37 unsigned char disable_rabbit; 38 unsigned char unaligned_tlp; 39 unsigned char pcie_link_algo; 40 unsigned counters_addr; 41 unsigned copy_block_info; /* for small mcps loaded with "lload -d" */ 42 unsigned short handoff_id_major; /* must be equal */ 43 unsigned short handoff_id_caps; /* bitfield: new mcp must have superset */ 44 unsigned msix_table_addr; /* start address of msix table in firmware */ 45 unsigned bss_addr; /* start of bss */ 46 unsigned features; 47 unsigned ee_hdr_addr; 48 /* 8 */ 49}; 50 51struct zmcp_info { 52 unsigned info_len; 53 unsigned zmcp_addr; 54 unsigned zmcp_len; 55 unsigned mcp_edata; 56}; 57 58#endif /* __MYRI10GE_MCP_GEN_HEADER_H__ */ 59