1 /* 2 * Copyright 2018 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * Authors: AMD 23 * 24 */ 25 26 #ifndef DAL_DC_DCN20_DCN20_VMID_H_ 27 #define DAL_DC_DCN20_DCN20_VMID_H_ 28 29 #include "vmid.h" 30 31 #define BASE_INNER(seg) \ 32 DCE_BASE__INST0_SEG ## seg 33 34 #define BASE(seg) \ 35 BASE_INNER(seg) 36 37 #define DCN20_VMID_REG_LIST(id)\ 38 SRI(CNTL, DCN_VM_CONTEXT, id),\ 39 SRI(PAGE_TABLE_BASE_ADDR_HI32, DCN_VM_CONTEXT, id),\ 40 SRI(PAGE_TABLE_BASE_ADDR_LO32, DCN_VM_CONTEXT, id),\ 41 SRI(PAGE_TABLE_START_ADDR_HI32, DCN_VM_CONTEXT, id),\ 42 SRI(PAGE_TABLE_START_ADDR_LO32, DCN_VM_CONTEXT, id),\ 43 SRI(PAGE_TABLE_END_ADDR_HI32, DCN_VM_CONTEXT, id),\ 44 SRI(PAGE_TABLE_END_ADDR_LO32, DCN_VM_CONTEXT, id) 45 46 #define DCN20_VMID_MASK_SH_LIST(mask_sh)\ 47 SF(DCN_VM_CONTEXT0_CNTL, VM_CONTEXT0_PAGE_TABLE_DEPTH, mask_sh),\ 48 SF(DCN_VM_CONTEXT0_CNTL, VM_CONTEXT0_PAGE_TABLE_BLOCK_SIZE, mask_sh),\ 49 SF(DCN_VM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32, VM_CONTEXT0_PAGE_DIRECTORY_ENTRY_HI32, mask_sh),\ 50 SF(DCN_VM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32, VM_CONTEXT0_PAGE_DIRECTORY_ENTRY_LO32, mask_sh),\ 51 SF(DCN_VM_CONTEXT0_PAGE_TABLE_START_ADDR_HI32, VM_CONTEXT0_START_LOGICAL_PAGE_NUMBER_HI4, mask_sh),\ 52 SF(DCN_VM_CONTEXT0_PAGE_TABLE_START_ADDR_LO32, VM_CONTEXT0_START_LOGICAL_PAGE_NUMBER_LO32, mask_sh),\ 53 SF(DCN_VM_CONTEXT0_PAGE_TABLE_END_ADDR_HI32, VM_CONTEXT0_END_LOGICAL_PAGE_NUMBER_HI4, mask_sh),\ 54 SF(DCN_VM_CONTEXT0_PAGE_TABLE_END_ADDR_LO32, VM_CONTEXT0_END_LOGICAL_PAGE_NUMBER_LO32, mask_sh) 55 56 #define DCN20_VMID_REG_FIELD_LIST(type)\ 57 type VM_CONTEXT0_PAGE_TABLE_DEPTH;\ 58 type VM_CONTEXT0_PAGE_TABLE_BLOCK_SIZE;\ 59 type VM_CONTEXT0_PAGE_DIRECTORY_ENTRY_HI32;\ 60 type VM_CONTEXT0_PAGE_DIRECTORY_ENTRY_LO32;\ 61 type VM_CONTEXT0_START_LOGICAL_PAGE_NUMBER_HI4;\ 62 type VM_CONTEXT0_START_LOGICAL_PAGE_NUMBER_LO32;\ 63 type VM_CONTEXT0_END_LOGICAL_PAGE_NUMBER_HI4;\ 64 type VM_CONTEXT0_END_LOGICAL_PAGE_NUMBER_LO32 65 66 struct dcn20_vmid_shift { 67 DCN20_VMID_REG_FIELD_LIST(uint8_t); 68 }; 69 70 struct dcn20_vmid_mask { 71 DCN20_VMID_REG_FIELD_LIST(uint32_t); 72 }; 73 74 struct dcn20_vmid { 75 struct dc_context *ctx; 76 const struct dcn_vmid_registers *regs; 77 const struct dcn20_vmid_shift *shifts; 78 const struct dcn20_vmid_mask *masks; 79 }; 80 81 void dcn20_vmid_setup(struct dcn20_vmid *vmid, const struct dcn_vmid_page_table_config *config); 82 83 #endif /* DAL_DC_DCN20_DCN20_VMID_H_ */ 84