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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 | /* * Copyright 2020 Advanced Micro Devices, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Authors: AMD * */ #include "../dmub_srv.h" #include "dmub_reg.h" #include "dmub_dcn20.h" #include "dmub_dcn30.h" #include "sienna_cichlid_ip_offset.h" #include "dcn/dcn_3_0_0_offset.h" #include "dcn/dcn_3_0_0_sh_mask.h" #define BASE_INNER(seg) DCN_BASE__INST0_SEG##seg #define CTX dmub #define REGS dmub->regs /* Registers. */ const struct dmub_srv_common_regs dmub_srv_dcn30_regs = { #define DMUB_SR(reg) REG_OFFSET(reg), { DMUB_COMMON_REGS() }, #undef DMUB_SR #define DMUB_SF(reg, field) FD_MASK(reg, field), { DMUB_COMMON_FIELDS() }, #undef DMUB_SF #define DMUB_SF(reg, field) FD_SHIFT(reg, field), { DMUB_COMMON_FIELDS() }, #undef DMUB_SF }; /* Shared functions. */ static void dmub_dcn30_get_fb_base_offset(struct dmub_srv *dmub, uint64_t *fb_base, uint64_t *fb_offset) { uint32_t tmp; if (dmub->fb_base || dmub->fb_offset) { *fb_base = dmub->fb_base; *fb_offset = dmub->fb_offset; return; } REG_GET(DCN_VM_FB_LOCATION_BASE, FB_BASE, &tmp); *fb_base = (uint64_t)tmp << 24; REG_GET(DCN_VM_FB_OFFSET, FB_OFFSET, &tmp); *fb_offset = (uint64_t)tmp << 24; } static inline void dmub_dcn30_translate_addr(const union dmub_addr *addr_in, uint64_t fb_base, uint64_t fb_offset, union dmub_addr *addr_out) { addr_out->quad_part = addr_in->quad_part - fb_base + fb_offset; } void dmub_dcn30_backdoor_load(struct dmub_srv *dmub, const struct dmub_window *cw0, const struct dmub_window *cw1) { union dmub_addr offset; uint64_t fb_base, fb_offset; dmub_dcn30_get_fb_base_offset(dmub, &fb_base, &fb_offset); REG_UPDATE(DMCUB_SEC_CNTL, DMCUB_SEC_RESET, 1); /* MEM_CTNL read/write space doesn't exist. */ dmub_dcn30_translate_addr(&cw0->offset, fb_base, fb_offset, &offset); REG_WRITE(DMCUB_REGION3_CW0_OFFSET, offset.u.low_part); REG_WRITE(DMCUB_REGION3_CW0_OFFSET_HIGH, offset.u.high_part); REG_WRITE(DMCUB_REGION3_CW0_BASE_ADDRESS, cw0->region.base); REG_SET_2(DMCUB_REGION3_CW0_TOP_ADDRESS, 0, DMCUB_REGION3_CW0_TOP_ADDRESS, cw0->region.top, DMCUB_REGION3_CW0_ENABLE, 1); dmub_dcn30_translate_addr(&cw1->offset, fb_base, fb_offset, &offset); REG_WRITE(DMCUB_REGION3_CW1_OFFSET, offset.u.low_part); REG_WRITE(DMCUB_REGION3_CW1_OFFSET_HIGH, offset.u.high_part); REG_WRITE(DMCUB_REGION3_CW1_BASE_ADDRESS, cw1->region.base); REG_SET_2(DMCUB_REGION3_CW1_TOP_ADDRESS, 0, DMCUB_REGION3_CW1_TOP_ADDRESS, cw1->region.top, DMCUB_REGION3_CW1_ENABLE, 1); REG_UPDATE_2(DMCUB_SEC_CNTL, DMCUB_SEC_RESET, 0, DMCUB_MEM_UNIT_ID, 0x20); } void dmub_dcn30_setup_windows(struct dmub_srv *dmub, const struct dmub_window *cw2, const struct dmub_window *cw3, const struct dmub_window *cw4, const struct dmub_window *cw5, const struct dmub_window *cw6) { union dmub_addr offset; /* sienna_cichlid has hardwired virtual addressing for CW2-CW7 */ offset = cw2->offset; if (cw2->region.base != cw2->region.top) { REG_WRITE(DMCUB_REGION3_CW2_OFFSET, offset.u.low_part); REG_WRITE(DMCUB_REGION3_CW2_OFFSET_HIGH, offset.u.high_part); REG_WRITE(DMCUB_REGION3_CW2_BASE_ADDRESS, cw2->region.base); REG_SET_2(DMCUB_REGION3_CW2_TOP_ADDRESS, 0, DMCUB_REGION3_CW2_TOP_ADDRESS, cw2->region.top, DMCUB_REGION3_CW2_ENABLE, 1); } else { REG_WRITE(DMCUB_REGION3_CW2_OFFSET, 0); REG_WRITE(DMCUB_REGION3_CW2_OFFSET_HIGH, 0); REG_WRITE(DMCUB_REGION3_CW2_BASE_ADDRESS, 0); REG_WRITE(DMCUB_REGION3_CW2_TOP_ADDRESS, 0); } offset = cw3->offset; REG_WRITE(DMCUB_REGION3_CW3_OFFSET, offset.u.low_part); REG_WRITE(DMCUB_REGION3_CW3_OFFSET_HIGH, offset.u.high_part); REG_WRITE(DMCUB_REGION3_CW3_BASE_ADDRESS, cw3->region.base); REG_SET_2(DMCUB_REGION3_CW3_TOP_ADDRESS, 0, DMCUB_REGION3_CW3_TOP_ADDRESS, cw3->region.top, DMCUB_REGION3_CW3_ENABLE, 1); offset = cw4->offset; /* New firmware can support CW4. */ if (dmub_dcn20_use_cached_inbox(dmub)) { REG_WRITE(DMCUB_REGION3_CW4_OFFSET, offset.u.low_part); REG_WRITE(DMCUB_REGION3_CW4_OFFSET_HIGH, offset.u.high_part); REG_WRITE(DMCUB_REGION3_CW4_BASE_ADDRESS, cw4->region.base); REG_SET_2(DMCUB_REGION3_CW4_TOP_ADDRESS, 0, DMCUB_REGION3_CW4_TOP_ADDRESS, cw4->region.top, DMCUB_REGION3_CW4_ENABLE, 1); } else { REG_WRITE(DMCUB_REGION4_OFFSET, offset.u.low_part); REG_WRITE(DMCUB_REGION4_OFFSET_HIGH, offset.u.high_part); REG_SET_2(DMCUB_REGION4_TOP_ADDRESS, 0, DMCUB_REGION4_TOP_ADDRESS, cw4->region.top - cw4->region.base - 1, DMCUB_REGION4_ENABLE, 1); } offset = cw5->offset; REG_WRITE(DMCUB_REGION3_CW5_OFFSET, offset.u.low_part); REG_WRITE(DMCUB_REGION3_CW5_OFFSET_HIGH, offset.u.high_part); REG_WRITE(DMCUB_REGION3_CW5_BASE_ADDRESS, cw5->region.base); REG_SET_2(DMCUB_REGION3_CW5_TOP_ADDRESS, 0, DMCUB_REGION3_CW5_TOP_ADDRESS, cw5->region.top, DMCUB_REGION3_CW5_ENABLE, 1); REG_WRITE(DMCUB_REGION5_OFFSET, offset.u.low_part); REG_WRITE(DMCUB_REGION5_OFFSET_HIGH, offset.u.high_part); REG_SET_2(DMCUB_REGION5_TOP_ADDRESS, 0, DMCUB_REGION5_TOP_ADDRESS, cw5->region.top - cw5->region.base - 1, DMCUB_REGION5_ENABLE, 1); offset = cw6->offset; REG_WRITE(DMCUB_REGION3_CW6_OFFSET, offset.u.low_part); REG_WRITE(DMCUB_REGION3_CW6_OFFSET_HIGH, offset.u.high_part); REG_WRITE(DMCUB_REGION3_CW6_BASE_ADDRESS, cw6->region.base); REG_SET_2(DMCUB_REGION3_CW6_TOP_ADDRESS, 0, DMCUB_REGION3_CW6_TOP_ADDRESS, cw6->region.top, DMCUB_REGION3_CW6_ENABLE, 1); } |