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fafa1971 |
Simply RISC S1 Core - List of T1 accesses
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=========================================
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This is the list of the first accesses performed by
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the SPARC Core in the core1_mini test-suite of the
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OpenSPARC T1.
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- receive packet 1700....0010001 (INT_RET)
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- following requests go to region 4, base addr FFF0000020 (SSI ROM)
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- request packet C2018FFF0000020...00 (ROM Addr 20 -> 1 Byte?)
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- receive packet 111040300000005000100821060008410A0C0 (A-Type)
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- request packet C2008FFF0000024...00 (ROM Addr 24)
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- receive packet 111040300000005000100821060008410A0C0 (A-Type)
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- request packet C2008FFF0000028...00 (ROM Addr 28)
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- receive packet 111040300000005000100821060008410A0C0 (A-Type)
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- request packet C2010FFF000002C...00 (ROM Addr 2C)
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- receive packet 111040300000005000100821060008410A0C0 (A-Type)
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- request packet C2010FFF0000030...00 (ROM Addr 30)
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- receive packet 11104832870208410800181C0800001000000 (B-Type)
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- request packet C2008FFF0000034...00 (ROM Addr 34)
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- receive packet 11104832870208410800181C0800001000000 (B-Type)
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- request packet C2018FFF0000038...00 (ROM Addr 38)
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- receive packet 11104832870208410800181C0800001000000 (B-Type)
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- request packet C2000FFF000003C...00 (ROM Addr 3C)
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- receive packet 11104832870208410800181C0800001000000 (B-Type)
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- now we have some requests to region 3
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- request packet C200800000400C0...00 (RAM Bank 3 Addr 400C0)
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- very long pause (maybe PLL?) and then receive 2 consecutive packets
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- receive packet 11900B5802005A2102000821020A983287020 (C-Type)
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- receive packet 11102E2706000E2706040E2706080E27060C0 (D-Type)
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- request packet C201000000400C0...00 (RAM Bank 3 Addr 400C0)
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- a bit long pause and receive the same two consecutive packets
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- receive packet 11900B5802005A2102000821020A983287020 (C-Type)
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- receive packet 11102E2706000E2706040E2706080E27060C0 (D-Type)
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- now we are at 4900 ns, it is enough for now
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- after some other accesses to Bank 3 then they are everywhere in RAM
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And here are some notes about the memory map:
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@0000008000 // Section '.RED_EXT_SEC', segment 'text' - Was PA 0000040000 YES 40000-402C0 (2) RAM3012
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@0000009800 // Section '.RED_EXT_SEC', segment 'data' - Was PA 000004c000 YES 4C000-4C1A0 (5) RAM01
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@0000010000 // Section '.HTRAPS', segment 'text' - Was PA 0000080000 YES 80C80-843A0 (7) RAM2
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@0000011800 // Section '.HTRAPS', segment 'data' - Was PA 000008c000 NO (ZEROES)
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// MMU is useless?!?
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@0000200000 // TSB 'part_0_i_ctx_zero_ps0_tsb' - Was PA 0001000000
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@0000200034 // from compressed 0x0000000001000000 - Was PA 00010001a0
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@0000200038 // from compressed 0x0000000001000000 - Was PA 00010001c0
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@0000200120 // from compressed 0x0000000001000000 - Was PA 0001000900
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@000020012C // from compressed 0x0000000001000000 - Was PA 0001000960
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@0000200144 // from compressed 0x0000000001000000 - Was PA 0001000a20
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@0000200148 // from compressed 0x0000000001000000 - Was PA 0001000a40
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@0000400000 // TSB 'part_0_i_ctx_nonzero_ps0_tsb' - Was PA 0002000000
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@0000400004 // from compressed 0x0000000002000000 - Was PA 0002000020
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@0000400034 // from compressed 0x0000000002000000 - Was PA 00020001a0
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@0000400038 // from compressed 0x0000000002000000 - Was PA 00020001c0
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@0000400144 // from compressed 0x0000000002000000 - Was PA 0002000a20
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@0000400148 // from compressed 0x0000000002000000 - Was PA 0002000a40
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@0000A00000 // TSB 'part_0_d_ctx_zero_ps0_tsb' - Was PA 0005000000
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@0000A0012C // from compressed 0x0000000005000000 - Was PA 0005000960
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@0000A00138 // from compressed 0x0000000005000000 - Was PA 00050009c0
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@0000A00434 // from compressed 0x0000000005000000 - Was PA 00050021a0
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@0000A00438 // from compressed 0x0000000005000000 - Was PA 00050021c0
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@0000C00000 // TSB 'part_0_d_ctx_nonzero_ps0_tsb' - Was PA 0006000000
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@0000C00434 // from compressed 0x0000000006000000 - Was PA 00060021a0
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@0000C00438 // from compressed 0x0000000006000000 - Was PA 00060021c0
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@0008200000 // TSB_LINK 'part_0_tsb_link' - Was PA 0041000000
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@0200024000 // Section '.TRAPS', segment 'text' - Was PA 1000120000 YES 1000122400-10001225C0 (10) RAM31
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@0200025800 // Section '.TRAPS', segment 'data' - Was PA 100012c000 NO (ZEROES)
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@0200028800 // Section '.HPRIV_RESET', segment 'text' - Was PA 1000144000 YES 1000144000-1000144020 (8) RAM0
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@0220306800 // Section '.KERNEL', segment 'text' - Was PA 1101834000 YES 1101834000-1101834080 (9) RAM012
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@0220386800 // Section '.KERNEL', segment 'data' - Was PA 1101c34000 YES 1101C34020-1101C34028 (11) RAM0
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@0226000000 // Section '.MAIN', segment 'text' - Was PA 1130000000 YES 1130000000-1130000080 (12) RAM012
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@022E000000 // Section '.MAIN', segment 'data' - Was PA 1170000000 NO (EMPTY)
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@022F004000 // Section '.USER_HEAP', segment 'data' - Was PA 1178020000 NO (EMPTY)
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@022F006000 // Section '.MAIN', segment 'bss' - Was PA 1178030000 NO (EMPTY)
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// SSI ROM
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@1FFE000000 // Section '.RED_SEC', segment 'text' - Was PA fff0000000 YES FFF0000020-FFF000003C (1) I/O
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@1FFE002000 // Section '.RED_SEC', segment 'data' - Was PA fff0010000 NO (ONLY 1 WORD)
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// Accessed but missing in mem.image
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PA 0000000000-0000000400 (6)
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PA A900000000-A9000000C0 (3) RAM0123
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PA AA00000000-AA000000C0 (4) RAM0123
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