diff options
author | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
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committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/skiboot/hw/phys-map.c | |
parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/skiboot/hw/phys-map.c')
-rw-r--r-- | roms/skiboot/hw/phys-map.c | 445 |
1 files changed, 445 insertions, 0 deletions
diff --git a/roms/skiboot/hw/phys-map.c b/roms/skiboot/hw/phys-map.c new file mode 100644 index 000000000..d6ff99fd8 --- /dev/null +++ b/roms/skiboot/hw/phys-map.c @@ -0,0 +1,445 @@ +// SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later +/* + * Physical memory map + * + * Copyright 2017-2019 IBM Corp. + */ + +#include <phys-map.h> +#include <chip.h> +#include <skiboot.h> +#include <opal-api.h> +#include <stack.h> +#include <inttypes.h> + +struct phys_map_entry { + enum phys_map_type type; + int index; + uint64_t addr; + uint64_t size; +}; + +struct phys_map_info { + int chip_select_shift; + const struct phys_map_entry *table; +}; + +static const struct phys_map_info *phys_map; + +static const struct phys_map_entry phys_map_table_p10[] = { + /* System memory upto 4TB minus GPU memory */ + { SYSTEM_MEM, 0, 0x0000000000000000ull, 0x0000034000000000ull }, + + /* TODO: Figure out GPU memory */ + + /* 0 TB offset @ MMIO 0x0006000000000000ull */ + { PHB5_64BIT_MMIO, 0, 0x0006000000000000ull, 0x0000004000000000ull }, + { PHB5_64BIT_MMIO, 1, 0x0006004000000000ull, 0x0000004000000000ull }, + { PHB5_64BIT_MMIO, 2, 0x0006008000000000ull, 0x0000004000000000ull }, + { PHB5_32BIT_MMIO, 0, 0x000600c000000000ull, 0x0000000080000000ull }, + { PHB5_32BIT_MMIO, 1, 0x000600c080000000ull, 0x0000000080000000ull }, + { PHB5_32BIT_MMIO, 2, 0x000600c100000000ull, 0x0000000080000000ull }, + { PHB5_32BIT_MMIO, 3, 0x000600c180000000ull, 0x0000000080000000ull }, + { PHB5_32BIT_MMIO, 4, 0x000600c200000000ull, 0x0000000080000000ull }, + { PHB5_32BIT_MMIO, 5, 0x000600c280000000ull, 0x0000000080000000ull }, + { PHB5_XIVE_ESB , 0, 0x000600c300000000ull, 0x0000000020000000ull }, + { PHB5_XIVE_ESB , 1, 0x000600c320000000ull, 0x0000000020000000ull }, + { PHB5_XIVE_ESB , 2, 0x000600c340000000ull, 0x0000000020000000ull }, + { PHB5_XIVE_ESB , 3, 0x000600c360000000ull, 0x0000000020000000ull }, + { PHB5_XIVE_ESB , 4, 0x000600c380000000ull, 0x0000000020000000ull }, + { PHB5_XIVE_ESB , 5, 0x000600c3a0000000ull, 0x0000000020000000ull }, + { PHB5_REG_SPC , 0, 0x000600c3c0000000ull, 0x0000000000100000ull }, + { PHB5_REG_SPC , 1, 0x000600c3c0100000ull, 0x0000000000100000ull }, + { PHB5_REG_SPC , 2, 0x000600c3c0200000ull, 0x0000000000100000ull }, + { PHB5_REG_SPC , 3, 0x000600c3c0300000ull, 0x0000000000100000ull }, + { PHB5_REG_SPC , 4, 0x000600c3c0400000ull, 0x0000000000100000ull }, + { PHB5_REG_SPC , 5, 0x000600c3c0500000ull, 0x0000000000100000ull }, + { RESV , 0, 0x000600c3c0600000ull, 0x0000003c3fa00000ull }, + + /* 1 TB offset */ + { RESV , 1, 0x0006010000000000ull, 0x0000010000000000ull }, + + /* 2 TB offset */ + { PHB5_64BIT_MMIO, 3, 0x0006020000000000ull, 0x0000004000000000ull }, + { PHB5_64BIT_MMIO, 4, 0x0006024000000000ull, 0x0000004000000000ull }, + { PHB5_64BIT_MMIO, 5, 0x0006028000000000ull, 0x0000004000000000ull }, + { RESV , 2, 0x000602c000000000ull, 0x0000004000000000ull }, + + /* 3 TB offset */ + { LPC_BUS , 0, 0x0006030000000000ull, 0x0000000100000000ull }, + { FSP_MMIO , 0, 0x0006030100000000ull, 0x0000000100000000ull }, + { XIVE_IC , 0, 0x0006030200000000ull, 0x0000000002000000ull }, + { PSIHB_ESB , 0, 0x0006030202000000ull, 0x0000000000100000ull }, + { RESV , 3, 0x0006030202100000ull, 0x0000000000f00000ull }, + { PSIHB_REG , 0, 0x0006030203000000ull, 0x0000000000100000ull }, + { RESV , 4, 0x0006030203100000ull, 0x0000000000080000ull }, + { XIVE_TM , 0, 0x0006030203180000ull, 0x0000000000040000ull }, + { RESV , 5, 0x00060302031c0000ull, 0x0000000000010000ull }, + { NX_RNG , 0, 0x00060302031d0000ull, 0x0000000000010000ull }, + { RESV , 6, 0x00060302031e0000ull, 0x0000000004e20000ull }, + { XIVE_NVC , 0, 0x0006030208000000ull, 0x0000000008000000ull }, + { RESV , 7, 0x0006030210000000ull, 0x00000000ee000000ull }, + { VAS_HYP_WIN , 0, 0x00060302fe000000ull, 0x0000000002000000ull }, + { VAS_USER_WIN , 0, 0x0006030300000000ull, 0x0000000100000000ull }, + + /* TODO: MC, OCMB, PAU */ + { RESV , 8, 0x0006030400000000ull, 0x000000f800000000ull }, + { XSCOM , 0, 0x000603fc00000000ull, 0x0000000400000000ull }, + + /* 4 TB offset */ + { XIVE_NVPG , 0, 0x0006040000000000ull, 0x0000010000000000ull }, + + /* 5 - 7 TB offset */ + /* for P10 the END and ESB regions are separate in the MMIO + * table */ + { XIVE_ESB , 0, 0x0006050000000000ull, 0x0000010000000000ull }, + { XIVE_END , 0, 0x0006060000000000ull, 0x0000020000000000ull }, + + /* 8 - 13 TB offset */ + { RESV , 9, 0x0006080000000000ull, 0x0000060000000000ull }, + + /* 14 TB offset */ + { RESV ,10, 0x00060e0000000000ull, 0x0000008000000000ull }, + + { NULL_MAP, 0, 0, 0 }, +}; + +static const struct phys_map_entry phys_map_table_nimbus[] = { + + /* System memory upto 4TB minus GPU memory */ + { SYSTEM_MEM, 0, 0x0000000000000000ull, 0x0000034000000000ull }, + /* GPU memory from 4TB - 128GB*GPU */ + { GPU_MEM_4T_DOWN, 5, 0x0000034000000000ull, 0x0000002000000000ull }, + { GPU_MEM_4T_DOWN, 4, 0x0000036000000000ull, 0x0000002000000000ull }, + { GPU_MEM_4T_DOWN, 3, 0x0000038000000000ull, 0x0000002000000000ull }, + { GPU_MEM_4T_DOWN, 2, 0x000003a000000000ull, 0x0000002000000000ull }, + { GPU_MEM_4T_DOWN, 1, 0x000003c000000000ull, 0x0000002000000000ull }, + { GPU_MEM_4T_DOWN, 0, 0x000003e000000000ull, 0x0000002000000000ull }, + /* GPU memory from 4TB + 128GB*GPU. 4 GPUs only */ + { GPU_MEM_4T_UP, 0, 0x0000040000000000ull, 0x0000002000000000ull }, + { GPU_MEM_4T_UP, 1, 0x0000042000000000ull, 0x0000002000000000ull }, + { GPU_MEM_4T_UP, 2, 0x0000044000000000ull, 0x0000002000000000ull }, + { GPU_MEM_4T_UP, 3, 0x0000046000000000ull, 0x0000002000000000ull }, + + /* + * OpenCAPI LPC Memory + * + * With chip address extension enabled, we allocate 4TB ranges + * (in the second non-mirrored region) for each OpenCAPI link + * by varying the upper 2 bits of the group ID. + * + * We don't currently support >4TB ranges. + */ + { OCAPI_MEM, 0, 0x0002000000000000ull, 0x0000040000000000ull }, + { OCAPI_MEM, 1, 0x0002800000000000ull, 0x0000040000000000ull }, + { OCAPI_MEM, 2, 0x0003000000000000ull, 0x0000040000000000ull }, + { OCAPI_MEM, 3, 0x0003800000000000ull, 0x0000040000000000ull }, + + /* 0 TB offset @ MMIO 0x0006000000000000ull */ + { PHB4_64BIT_MMIO, 0, 0x0006000000000000ull, 0x0000004000000000ull }, + { PHB4_64BIT_MMIO, 1, 0x0006004000000000ull, 0x0000004000000000ull }, + { PHB4_64BIT_MMIO, 2, 0x0006008000000000ull, 0x0000004000000000ull }, + { PHB4_32BIT_MMIO, 0, 0x000600c000000000ull, 0x0000000080000000ull }, + { PHB4_32BIT_MMIO, 1, 0x000600c080000000ull, 0x0000000080000000ull }, + { PHB4_32BIT_MMIO, 2, 0x000600c100000000ull, 0x0000000080000000ull }, + { PHB4_32BIT_MMIO, 3, 0x000600c180000000ull, 0x0000000080000000ull }, + { PHB4_32BIT_MMIO, 4, 0x000600c200000000ull, 0x0000000080000000ull }, + { PHB4_32BIT_MMIO, 5, 0x000600c280000000ull, 0x0000000080000000ull }, + { PHB4_XIVE_ESB , 0, 0x000600c300000000ull, 0x0000000020000000ull }, + { PHB4_XIVE_ESB , 1, 0x000600c320000000ull, 0x0000000020000000ull }, + { PHB4_XIVE_ESB , 2, 0x000600c340000000ull, 0x0000000020000000ull }, + { PHB4_XIVE_ESB , 3, 0x000600c360000000ull, 0x0000000020000000ull }, + { PHB4_XIVE_ESB , 4, 0x000600c380000000ull, 0x0000000020000000ull }, + { PHB4_XIVE_ESB , 5, 0x000600c3a0000000ull, 0x0000000020000000ull }, + { PHB4_REG_SPC , 0, 0x000600c3c0000000ull, 0x0000000000100000ull }, + { PHB4_REG_SPC , 1, 0x000600c3c0100000ull, 0x0000000000100000ull }, + { PHB4_REG_SPC , 2, 0x000600c3c0200000ull, 0x0000000000100000ull }, + { PHB4_REG_SPC , 3, 0x000600c3c0300000ull, 0x0000000000100000ull }, + { PHB4_REG_SPC , 4, 0x000600c3c0400000ull, 0x0000000000100000ull }, + { PHB4_REG_SPC , 5, 0x000600c3c0500000ull, 0x0000000000100000ull }, + { RESV , 0, 0x000600c3c0600000ull, 0x0000000c3fa00000ull }, + { NPU_OCAPI_MMIO , 0, 0x000600d000000000ull, 0x0000000800000000ull }, + { NPU_OCAPI_MMIO , 1, 0x000600d800000000ull, 0x0000000800000000ull }, + { NPU_OCAPI_MMIO , 2, 0x000600e000000000ull, 0x0000000800000000ull }, + { NPU_OCAPI_MMIO , 3, 0x000600e800000000ull, 0x0000000800000000ull }, + { NPU_OCAPI_MMIO , 4, 0x000600f000000000ull, 0x0000000800000000ull }, + { NPU_OCAPI_MMIO , 5, 0x000600f800000000ull, 0x0000000800000000ull }, + + /* 1 TB offset @ MMIO 0x0006000000000000ull */ + { XIVE_VC , 0, 0x0006010000000000ull, 0x0000008000000000ull }, + { XIVE_PC , 0, 0x0006018000000000ull, 0x0000001000000000ull }, + { VAS_USER_WIN , 0, 0x0006019000000000ull, 0x0000000100000000ull }, + { VAS_HYP_WIN , 0, 0x0006019100000000ull, 0x0000000002000000ull }, + { RESV , 1, 0x0006019102000000ull, 0x000000001e000000ull }, + { OCAB_XIVE_ESB , 0, 0x0006019120000000ull, 0x0000000020000000ull }, + { RESV , 3, 0x0006019140000000ull, 0x0000006ec0000000ull }, + + /* 2 TB offset @ MMIO 0x0006000000000000ull */ + { PHB4_64BIT_MMIO, 3, 0x0006020000000000ull, 0x0000004000000000ull }, + { PHB4_64BIT_MMIO, 4, 0x0006024000000000ull, 0x0000004000000000ull }, + { PHB4_64BIT_MMIO, 5, 0x0006028000000000ull, 0x0000004000000000ull }, + { RESV , 4, 0x000602c000000000ull, 0x0000004000000000ull }, + + /* 3 TB offset @ MMIO 0x0006000000000000ull */ + { LPC_BUS , 0, 0x0006030000000000ull, 0x0000000100000000ull }, + { FSP_MMIO , 0, 0x0006030100000000ull, 0x0000000100000000ull }, + { NPU_REGS , 0, 0x0006030200000000ull, 0x0000000001000000ull }, + { NPU_USR , 0, 0x0006030201000000ull, 0x0000000000200000ull }, + { NPU_PHY , 0, 0x0006030201200000ull, 0x0000000000200000ull }, + { NPU_PHY , 1, 0x0006030201400000ull, 0x0000000000200000ull }, + { NPU_NTL , 0, 0x0006030201600000ull, 0x0000000000020000ull }, + { NPU_NTL , 1, 0x0006030201620000ull, 0x0000000000020000ull }, + { NPU_NTL , 2, 0x0006030201640000ull, 0x0000000000020000ull }, + { NPU_NTL , 3, 0x0006030201660000ull, 0x0000000000020000ull }, + { NPU_NTL , 4, 0x0006030201680000ull, 0x0000000000020000ull }, + { NPU_NTL , 5, 0x00060302016a0000ull, 0x0000000000020000ull }, + { NPU_GENID , 0, 0x00060302016c0000ull, 0x0000000000020000ull }, + { NPU_GENID , 1, 0x00060302016e0000ull, 0x0000000000020000ull }, + { NPU_GENID , 2, 0x0006030201700000ull, 0x0000000000020000ull }, + { RESV , 5, 0x0006030201720000ull, 0x00000000018e0000ull }, + { PSIHB_REG , 0, 0x0006030203000000ull, 0x0000000000100000ull }, + { XIVE_IC , 0, 0x0006030203100000ull, 0x0000000000080000ull }, + { XIVE_TM , 0, 0x0006030203180000ull, 0x0000000000040000ull }, + { PSIHB_ESB , 0, 0x00060302031c0000ull, 0x0000000000010000ull }, + { NX_RNG , 0, 0x00060302031d0000ull, 0x0000000000010000ull }, + { RESV , 6, 0x00060302031e0000ull, 0x000000001ce20000ull }, + { CENTAUR_SCOM , 0, 0x0006030220000000ull, 0x0000000020000000ull }, + { RESV , 7, 0x0006030240000000ull, 0x000000f9c0000000ull }, + { XSCOM , 0, 0x000603fc00000000ull, 0x0000000400000000ull }, + + /* NULL entry at end */ + { NULL_MAP, 0, 0, 0 }, +}; + +static const struct phys_map_info phys_map_nimbus = { + .chip_select_shift = 42, + .table = phys_map_table_nimbus, +}; + +static const struct phys_map_entry phys_map_table_axone[] = { + + /* System memory up to 4TB minus GPU memory */ + { SYSTEM_MEM, 0, 0x0000000000000000ull, 0x0000034000000000ull }, + /* GPU memory from 4TB - 128GB*GPU */ + { GPU_MEM_4T_DOWN, 5, 0x0000034000000000ull, 0x0000002000000000ull }, + { GPU_MEM_4T_DOWN, 4, 0x0000036000000000ull, 0x0000002000000000ull }, + { GPU_MEM_4T_DOWN, 3, 0x0000038000000000ull, 0x0000002000000000ull }, + { GPU_MEM_4T_DOWN, 2, 0x000003a000000000ull, 0x0000002000000000ull }, + { GPU_MEM_4T_DOWN, 1, 0x000003c000000000ull, 0x0000002000000000ull }, + { GPU_MEM_4T_DOWN, 0, 0x000003e000000000ull, 0x0000002000000000ull }, + + /* 0 TB offset @ MMIO 0x0006000000000000ull */ + { PHB4_64BIT_MMIO, 0, 0x0006000000000000ull, 0x0000004000000000ull }, + { PHB4_64BIT_MMIO, 1, 0x0006004000000000ull, 0x0000004000000000ull }, + { PHB4_64BIT_MMIO, 2, 0x0006008000000000ull, 0x0000004000000000ull }, + { PHB4_32BIT_MMIO, 0, 0x000600c000000000ull, 0x0000000080000000ull }, + { PHB4_32BIT_MMIO, 1, 0x000600c080000000ull, 0x0000000080000000ull }, + { PHB4_32BIT_MMIO, 2, 0x000600c100000000ull, 0x0000000080000000ull }, + { PHB4_32BIT_MMIO, 3, 0x000600c180000000ull, 0x0000000080000000ull }, + { PHB4_32BIT_MMIO, 4, 0x000600c200000000ull, 0x0000000080000000ull }, + { PHB4_32BIT_MMIO, 5, 0x000600c280000000ull, 0x0000000080000000ull }, + { PHB4_XIVE_ESB, 0, 0x000600c300000000ull, 0x0000000020000000ull }, + { PHB4_XIVE_ESB, 1, 0x000600c320000000ull, 0x0000000020000000ull }, + { PHB4_XIVE_ESB, 2, 0x000600c340000000ull, 0x0000000020000000ull }, + { PHB4_XIVE_ESB, 3, 0x000600c360000000ull, 0x0000000020000000ull }, + { PHB4_XIVE_ESB, 4, 0x000600c380000000ull, 0x0000000020000000ull }, + { PHB4_XIVE_ESB, 5, 0x000600c3a0000000ull, 0x0000000020000000ull }, + { PHB4_REG_SPC, 0, 0x000600c3c0000000ull, 0x0000000000100000ull }, + { PHB4_REG_SPC, 1, 0x000600c3c0100000ull, 0x0000000000100000ull }, + { PHB4_REG_SPC, 2, 0x000600c3c0200000ull, 0x0000000000100000ull }, + { PHB4_REG_SPC, 3, 0x000600c3c0300000ull, 0x0000000000100000ull }, + { PHB4_REG_SPC, 4, 0x000600c3c0400000ull, 0x0000000000100000ull }, + { PHB4_REG_SPC, 5, 0x000600c3c0500000ull, 0x0000000000100000ull }, + { RESV, 0, 0x000600c3c0600000ull, 0x0000000c3fa00000ull }, + { NPU_OCAPI_MMIO, 0, 0x000600d000000000ull, 0x0000000800000000ull }, + { NPU_OCAPI_MMIO, 1, 0x000600d800000000ull, 0x0000000800000000ull }, + { NPU_OCAPI_MMIO, 2, 0x000600e000000000ull, 0x0000000800000000ull }, + { NPU_OCAPI_MMIO, 3, 0x000600e800000000ull, 0x0000000800000000ull }, + { NPU_OCAPI_MMIO, 4, 0x000600f000000000ull, 0x0000000800000000ull }, + { NPU_OCAPI_MMIO, 5, 0x000600f800000000ull, 0x0000000800000000ull }, + + /* 1 TB offset @ MMIO 0x0006000000000000ull */ + { XIVE_VC, 0, 0x0006010000000000ull, 0x0000008000000000ull }, + { XIVE_PC, 0, 0x0006018000000000ull, 0x0000004000000000ull }, + { VAS_USER_WIN, 0, 0x000601c000000000ull, 0x0000000100000000ull }, + { VAS_HYP_WIN, 0, 0x000601c100000000ull, 0x0000000002000000ull }, + { RESV, 1, 0x000601c102000000ull, 0x0000003efe000000ull }, + + /* 2 TB offset @ MMIO 0x0006000000000000ull */ + { PHB4_64BIT_MMIO, 3, 0x0006020000000000ull, 0x0000004000000000ull }, + { PHB4_64BIT_MMIO, 4, 0x0006024000000000ull, 0x0000004000000000ull }, + { PHB4_64BIT_MMIO, 5, 0x0006028000000000ull, 0x0000004000000000ull }, + { RESV, 2, 0x000602c000000000ull, 0x0000004000000000ull }, + + /* 3 TB offset @ MMIO 0x0006000000000000ull */ + { LPC_BUS, 0, 0x0006030000000000ull, 0x0000000100000000ull }, + { FSP_MMIO, 0, 0x0006030100000000ull, 0x0000000100000000ull }, + { RESV, 3, 0x0006030200000000ull, 0x0000000003000000ull }, + { PSIHB_REG, 0, 0x0006030203000000ull, 0x0000000000100000ull }, + { XIVE_IC, 0, 0x0006030203100000ull, 0x0000000000080000ull }, + { XIVE_TM, 0, 0x0006030203180000ull, 0x0000000000040000ull }, + { PSIHB_ESB, 0, 0x00060302031c0000ull, 0x0000000000010000ull }, + { NX_RNG, 0, 0x00060302031d0000ull, 0x0000000000010000ull }, + { RESV, 4, 0x00060302031e0000ull, 0x00000001fce20000ull }, + { MC_OCMB_CFG, 0, 0x0006030400000000ull, 0x0000000080000000ull }, + { MC_OCMB_CFG, 1, 0x0006030480000000ull, 0x0000000080000000ull }, + { MC_OCMB_MMIO, 0, 0x0006030500000000ull, 0x0000000080000000ull }, + { MC_OCMB_MMIO, 1, 0x0006030580000000ull, 0x0000000080000000ull }, + { MC_OCMB_CFG, 2, 0x0006030600000000ull, 0x0000000080000000ull }, + { MC_OCMB_CFG, 3, 0x0006030680000000ull, 0x0000000080000000ull }, + { MC_OCMB_MMIO, 2, 0x0006030700000000ull, 0x0000000080000000ull }, + { MC_OCMB_MMIO, 3, 0x0006030780000000ull, 0x0000000080000000ull }, + { MC_OCMB_CFG, 4, 0x0006030800000000ull, 0x0000000080000000ull }, + { MC_OCMB_CFG, 5, 0x0006030880000000ull, 0x0000000080000000ull }, + { MC_OCMB_MMIO, 4, 0x0006030900000000ull, 0x0000000080000000ull }, + { MC_OCMB_MMIO, 5, 0x0006030980000000ull, 0x0000000080000000ull }, + { MC_OCMB_CFG, 6, 0x0006030a00000000ull, 0x0000000080000000ull }, + { MC_OCMB_CFG, 7, 0x0006030a80000000ull, 0x0000000080000000ull }, + { MC_OCMB_MMIO, 6, 0x0006030b00000000ull, 0x0000000080000000ull }, + { MC_OCMB_MMIO, 7, 0x0006030b80000000ull, 0x0000000080000000ull }, + { MC_OCMB_CFG, 8, 0x0006030c00000000ull, 0x0000000080000000ull }, + { MC_OCMB_CFG, 9, 0x0006030c80000000ull, 0x0000000080000000ull }, + { MC_OCMB_MMIO, 8, 0x0006030d00000000ull, 0x0000000080000000ull }, + { MC_OCMB_MMIO, 9, 0x0006030d80000000ull, 0x0000000080000000ull }, + { MC_OCMB_CFG, 10, 0x0006030e00000000ull, 0x0000000080000000ull }, + { MC_OCMB_CFG, 11, 0x0006030e80000000ull, 0x0000000080000000ull }, + { MC_OCMB_MMIO, 10, 0x0006030f00000000ull, 0x0000000080000000ull }, + { MC_OCMB_MMIO, 11, 0x0006030f80000000ull, 0x0000000080000000ull }, + { MC_OCMB_CFG, 12, 0x0006031000000000ull, 0x0000000080000000ull }, + { MC_OCMB_CFG, 13, 0x0006031080000000ull, 0x0000000080000000ull }, + { MC_OCMB_MMIO, 12, 0x0006031100000000ull, 0x0000000080000000ull }, + { MC_OCMB_MMIO, 13, 0x0006031180000000ull, 0x0000000080000000ull }, + { MC_OCMB_CFG, 14, 0x0006031200000000ull, 0x0000000080000000ull }, + { MC_OCMB_CFG, 15, 0x0006031280000000ull, 0x0000000080000000ull }, + { MC_OCMB_MMIO, 14, 0x0006031300000000ull, 0x0000000080000000ull }, + { MC_OCMB_MMIO, 15, 0x0006031380000000ull, 0x0000000080000000ull }, + { RESV, 5, 0x0006031400000000ull, 0x000000d800000000ull }, + { NPU_REGS, 0, 0x000603ec00000000ull, 0x0000000001000000ull }, + { NPU_REGS, 1, 0x000603ec01000000ull, 0x0000000001000000ull }, + { NPU_REGS, 2, 0x000603ec02000000ull, 0x0000000001000000ull }, + { NPU_NTL, 0, 0x000603ec03000000ull, 0x0000000000020000ull }, + { NPU_NTL, 1, 0x000603ec03020000ull, 0x0000000000020000ull }, + { NPU_NTL, 2, 0x000603ec03040000ull, 0x0000000000020000ull }, + { NPU_NTL, 3, 0x000603ec03060000ull, 0x0000000000020000ull }, + { NPU_GENID, 0, 0x000603ec03080000ull, 0x0000000000080000ull }, + { NPU_NTL, 4, 0x000603ec03100000ull, 0x0000000000020000ull }, + { NPU_NTL, 5, 0x000603ec03120000ull, 0x0000000000020000ull }, + { NPU_NTL, 6, 0x000603ec03140000ull, 0x0000000000020000ull }, + { NPU_NTL, 7, 0x000603ec03160000ull, 0x0000000000020000ull }, + { NPU_GENID, 1, 0x000603ec03180000ull, 0x0000000000080000ull }, + { NPU_NTL, 8, 0x000603ec03200000ull, 0x0000000000020000ull }, + { NPU_NTL, 9, 0x000603ec03220000ull, 0x0000000000020000ull }, + { NPU_NTL, 10, 0x000603ec03240000ull, 0x0000000000020000ull }, + { NPU_NTL, 11, 0x000603ec03260000ull, 0x0000000000020000ull }, + { NPU_GENID, 2, 0x000603ec03280000ull, 0x0000000000080000ull }, + { RESV, 6, 0x000603ec03300000ull, 0x0000000ffcd00000ull }, + { XSCOM, 0, 0x000603fc00000000ull, 0x0000000400000000ull }, + + /* NULL entry at end */ + { NULL_MAP, 0, 0, 0 }, +}; + +static const struct phys_map_info phys_map_axone = { + .chip_select_shift = 42, + .table = phys_map_table_axone, +}; + +static const struct phys_map_info phys_map_p10 = { + .chip_select_shift = 44, + .table = phys_map_table_p10, +}; + +static inline bool phys_map_entry_null(const struct phys_map_entry *e) +{ + if (e->type == NULL_MAP) + return true; + return false; +} + + +/* This crashes skiboot on error as any bad calls here are almost + * certainly a developer error + */ +void __phys_map_get(uint64_t topology_idx, uint64_t gcid, enum phys_map_type type, + int index, uint64_t *addr, uint64_t *size) { + const struct phys_map_entry *e; + uint64_t a; + + if (!phys_map) + goto error; + + /* Find entry in table */ + for (e = phys_map->table; ; e++) { + + /* End of table */ + if (phys_map_entry_null(e)) + goto error; + + /* Is this our entry? */ + if (e->type != type) + continue; + if (e->index != index) + continue; + + /* Found entry! */ + break; + } + a = e->addr; + a += topology_idx << (phys_map->chip_select_shift); + + if (addr) + *addr = a; + if (size) + *size = e->size; + + prlog(PR_TRACE, "Assigning BAR [%"PRIx64"] type:%02i index:%x " + "0x%016"PRIx64" for 0x%016"PRIx64"\n", + gcid, type, index, a, e->size); + + return; + +error: + /* Something has gone really wrong */ + prlog(PR_EMERG, "ERROR: Failed to lookup BAR type:%i index:%i\n", + type, index); + assert(0); +} + +void phys_map_get(uint64_t gcid, enum phys_map_type type, + int index, uint64_t *addr, uint64_t *size) +{ + struct proc_chip *chip; + uint64_t topology_idx = gcid; + + if (proc_gen >= proc_gen_p10) { + chip = get_chip(gcid); + topology_idx = chip->primary_topology; + } + + return __phys_map_get(topology_idx, gcid, type, index, addr, size); +} + +void phys_map_init(unsigned long pvr) +{ + const char *name = "unused"; + + phys_map = NULL; + + if (proc_gen == proc_gen_p9) { + switch(PVR_TYPE(pvr)) { + case PVR_TYPE_P9P: + name = "axone"; + phys_map = &phys_map_axone; + break; + default: + name = "nimbus"; + phys_map = &phys_map_nimbus; + } + } else if (proc_gen == proc_gen_p10) { + name = "p10"; + phys_map = &phys_map_p10; + } + + prlog(PR_DEBUG, "Assigning physical memory map table for %s\n", name); + +} |