1 /* 2 * Copyright (c) 2015-2017, ARM Limited and Contributors. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 #ifndef __ARM_DEF_H__ 7 #define __ARM_DEF_H__ 8 9 #include <arch.h> 10 #include <common_def.h> 11 #include <gic_common.h> 12 #include <interrupt_props.h> 13 #include <platform_def.h> 14 #include <tbbr_img_def.h> 15 #include <utils_def.h> 16 #include <xlat_tables_defs.h> 17 18 19 /****************************************************************************** 20 * Definitions common to all ARM standard platforms 21 *****************************************************************************/ 22 23 /* Special value used to verify platform parameters from BL2 to BL31 */ 24 #define ARM_BL31_PLAT_PARAM_VAL 0x0f1e2d3c4b5a6978ULL 25 26 #define ARM_SYSTEM_COUNT 1 27 28 #define ARM_CACHE_WRITEBACK_SHIFT 6 29 30 /* 31 * Macros mapping the MPIDR Affinity levels to ARM Platform Power levels. The 32 * power levels have a 1:1 mapping with the MPIDR affinity levels. 33 */ 34 #define ARM_PWR_LVL0 MPIDR_AFFLVL0 35 #define ARM_PWR_LVL1 MPIDR_AFFLVL1 36 #define ARM_PWR_LVL2 MPIDR_AFFLVL2 37 38 /* 39 * Macros for local power states in ARM platforms encoded by State-ID field 40 * within the power-state parameter. 41 */ 42 /* Local power state for power domains in Run state. */ 43 #define ARM_LOCAL_STATE_RUN 0 44 /* Local power state for retention. Valid only for CPU power domains */ 45 #define ARM_LOCAL_STATE_RET 1 46 /* Local power state for OFF/power-down. Valid for CPU and cluster power 47 domains */ 48 #define ARM_LOCAL_STATE_OFF 2 49 50 /* Memory location options for TSP */ 51 #define ARM_TRUSTED_SRAM_ID 0 52 #define ARM_TRUSTED_DRAM_ID 1 53 #define ARM_DRAM_ID 2 54 55 /* The first 4KB of Trusted SRAM are used as shared memory */ 56 #define ARM_TRUSTED_SRAM_BASE 0x04000000 57 #define ARM_SHARED_RAM_BASE ARM_TRUSTED_SRAM_BASE 58 #define ARM_SHARED_RAM_SIZE 0x00001000 /* 4 KB */ 59 60 /* The remaining Trusted SRAM is used to load the BL images */ 61 #define ARM_BL_RAM_BASE (ARM_SHARED_RAM_BASE + \ 62 ARM_SHARED_RAM_SIZE) 63 #define ARM_BL_RAM_SIZE (PLAT_ARM_TRUSTED_SRAM_SIZE - \ 64 ARM_SHARED_RAM_SIZE) 65 66 /* 67 * The top 16MB of DRAM1 is configured as secure access only using the TZC 68 * - SCP TZC DRAM: If present, DRAM reserved for SCP use 69 * - AP TZC DRAM: The remaining TZC secured DRAM reserved for AP use 70 */ 71 #define ARM_TZC_DRAM1_SIZE ULL(0x01000000) 72 73 #define ARM_SCP_TZC_DRAM1_BASE (ARM_DRAM1_BASE + \ 74 ARM_DRAM1_SIZE - \ 75 ARM_SCP_TZC_DRAM1_SIZE) 76 #define ARM_SCP_TZC_DRAM1_SIZE PLAT_ARM_SCP_TZC_DRAM1_SIZE 77 #define ARM_SCP_TZC_DRAM1_END (ARM_SCP_TZC_DRAM1_BASE + \ 78 ARM_SCP_TZC_DRAM1_SIZE - 1) 79 80 /* 81 * Define a 2MB region within the TZC secured DRAM for use by EL3 runtime 82 * firmware. This region is meant to be NOLOAD and will not be zero 83 * initialized. Data sections with the attribute `arm_el3_tzc_dram` will be 84 * placed here. 85 */ 86 #define ARM_EL3_TZC_DRAM1_BASE (ARM_SCP_TZC_DRAM1_BASE - ARM_EL3_TZC_DRAM1_SIZE) 87 #define ARM_EL3_TZC_DRAM1_SIZE ULL(0x00200000) /* 2 MB */ 88 #define ARM_EL3_TZC_DRAM1_END (ARM_EL3_TZC_DRAM1_BASE + \ 89 ARM_EL3_TZC_DRAM1_SIZE - 1) 90 91 #define ARM_AP_TZC_DRAM1_BASE (ARM_DRAM1_BASE + \ 92 ARM_DRAM1_SIZE - \ 93 ARM_TZC_DRAM1_SIZE) 94 #define ARM_AP_TZC_DRAM1_SIZE (ARM_TZC_DRAM1_SIZE - \ 95 (ARM_SCP_TZC_DRAM1_SIZE + \ 96 ARM_EL3_TZC_DRAM1_SIZE)) 97 #define ARM_AP_TZC_DRAM1_END (ARM_AP_TZC_DRAM1_BASE + \ 98 ARM_AP_TZC_DRAM1_SIZE - 1) 99 100 /* Define the Access permissions for Secure peripherals to NS_DRAM */ 101 #if ARM_CRYPTOCELL_INTEG 102 /* 103 * Allow Secure peripheral to read NS DRAM when integrated with CryptoCell. 104 * This is required by CryptoCell to authenticate BL33 which is loaded 105 * into the Non Secure DDR. 106 */ 107 #define ARM_TZC_NS_DRAM_S_ACCESS TZC_REGION_S_RD 108 #else 109 #define ARM_TZC_NS_DRAM_S_ACCESS TZC_REGION_S_NONE 110 #endif 111 112 #ifdef SPD_opteed 113 /* 114 * BL2 needs to map 4MB at the end of TZC_DRAM1 in order to 115 * load/authenticate the trusted os extra image. The first 512KB of 116 * TZC_DRAM1 are reserved for trusted os (OPTEE). The extra image loading 117 * for OPTEE is paged image which only include the paging part using 118 * virtual memory but without "init" data. OPTEE will copy the "init" data 119 * (from pager image) to the first 512KB of TZC_DRAM, and then copy the 120 * extra image behind the "init" data. 121 */ 122 #define ARM_OPTEE_PAGEABLE_LOAD_BASE (ARM_AP_TZC_DRAM1_BASE + \ 123 ARM_AP_TZC_DRAM1_SIZE - \ 124 ARM_OPTEE_PAGEABLE_LOAD_SIZE) 125 #define ARM_OPTEE_PAGEABLE_LOAD_SIZE 0x400000 126 #define ARM_OPTEE_PAGEABLE_LOAD_MEM MAP_REGION_FLAT( \ 127 ARM_OPTEE_PAGEABLE_LOAD_BASE, \ 128 ARM_OPTEE_PAGEABLE_LOAD_SIZE, \ 129 MT_MEMORY | MT_RW | MT_SECURE) 130 131 /* 132 * Map the memory for the OP-TEE core (also known as OP-TEE pager when paging 133 * support is enabled). 134 */ 135 #define ARM_MAP_OPTEE_CORE_MEM MAP_REGION_FLAT( \ 136 BL32_BASE, \ 137 BL32_LIMIT - BL32_BASE, \ 138 MT_MEMORY | MT_RW | MT_SECURE) 139 #endif /* SPD_opteed */ 140 141 #define ARM_NS_DRAM1_BASE ARM_DRAM1_BASE 142 #define ARM_NS_DRAM1_SIZE (ARM_DRAM1_SIZE - \ 143 ARM_TZC_DRAM1_SIZE) 144 #define ARM_NS_DRAM1_END (ARM_NS_DRAM1_BASE + \ 145 ARM_NS_DRAM1_SIZE - 1) 146 147 #define ARM_DRAM1_BASE ULL(0x80000000) 148 #define ARM_DRAM1_SIZE ULL(0x80000000) 149 #define ARM_DRAM1_END (ARM_DRAM1_BASE + \ 150 ARM_DRAM1_SIZE - 1) 151 152 #define ARM_DRAM2_BASE ULL(0x880000000) 153 #define ARM_DRAM2_SIZE PLAT_ARM_DRAM2_SIZE 154 #define ARM_DRAM2_END (ARM_DRAM2_BASE + \ 155 ARM_DRAM2_SIZE - 1) 156 157 #define ARM_IRQ_SEC_PHY_TIMER 29 158 159 #define ARM_IRQ_SEC_SGI_0 8 160 #define ARM_IRQ_SEC_SGI_1 9 161 #define ARM_IRQ_SEC_SGI_2 10 162 #define ARM_IRQ_SEC_SGI_3 11 163 #define ARM_IRQ_SEC_SGI_4 12 164 #define ARM_IRQ_SEC_SGI_5 13 165 #define ARM_IRQ_SEC_SGI_6 14 166 #define ARM_IRQ_SEC_SGI_7 15 167 168 /* 169 * List of secure interrupts are deprecated, but are retained only to support 170 * legacy configurations. 171 */ 172 #define ARM_G1S_IRQS ARM_IRQ_SEC_PHY_TIMER, \ 173 ARM_IRQ_SEC_SGI_1, \ 174 ARM_IRQ_SEC_SGI_2, \ 175 ARM_IRQ_SEC_SGI_3, \ 176 ARM_IRQ_SEC_SGI_4, \ 177 ARM_IRQ_SEC_SGI_5, \ 178 ARM_IRQ_SEC_SGI_7 179 180 #define ARM_G0_IRQS ARM_IRQ_SEC_SGI_0, \ 181 ARM_IRQ_SEC_SGI_6 182 183 /* 184 * Define a list of Group 1 Secure and Group 0 interrupt properties as per GICv3 185 * terminology. On a GICv2 system or mode, the lists will be merged and treated 186 * as Group 0 interrupts. 187 */ 188 #define ARM_G1S_IRQ_PROPS(grp) \ 189 INTR_PROP_DESC(ARM_IRQ_SEC_PHY_TIMER, GIC_HIGHEST_SEC_PRIORITY, grp, \ 190 GIC_INTR_CFG_LEVEL), \ 191 INTR_PROP_DESC(ARM_IRQ_SEC_SGI_1, GIC_HIGHEST_SEC_PRIORITY, grp, \ 192 GIC_INTR_CFG_EDGE), \ 193 INTR_PROP_DESC(ARM_IRQ_SEC_SGI_2, GIC_HIGHEST_SEC_PRIORITY, grp, \ 194 GIC_INTR_CFG_EDGE), \ 195 INTR_PROP_DESC(ARM_IRQ_SEC_SGI_3, GIC_HIGHEST_SEC_PRIORITY, grp, \ 196 GIC_INTR_CFG_EDGE), \ 197 INTR_PROP_DESC(ARM_IRQ_SEC_SGI_4, GIC_HIGHEST_SEC_PRIORITY, grp, \ 198 GIC_INTR_CFG_EDGE), \ 199 INTR_PROP_DESC(ARM_IRQ_SEC_SGI_5, GIC_HIGHEST_SEC_PRIORITY, grp, \ 200 GIC_INTR_CFG_EDGE), \ 201 INTR_PROP_DESC(ARM_IRQ_SEC_SGI_7, GIC_HIGHEST_SEC_PRIORITY, grp, \ 202 GIC_INTR_CFG_EDGE) 203 204 #define ARM_G0_IRQ_PROPS(grp) \ 205 INTR_PROP_DESC(ARM_IRQ_SEC_SGI_0, GIC_HIGHEST_SEC_PRIORITY, grp, \ 206 GIC_INTR_CFG_EDGE), \ 207 INTR_PROP_DESC(ARM_IRQ_SEC_SGI_6, GIC_HIGHEST_SEC_PRIORITY, grp, \ 208 GIC_INTR_CFG_EDGE) 209 210 #define ARM_MAP_SHARED_RAM MAP_REGION_FLAT( \ 211 ARM_SHARED_RAM_BASE, \ 212 ARM_SHARED_RAM_SIZE, \ 213 MT_DEVICE | MT_RW | MT_SECURE) 214 215 #define ARM_MAP_NS_DRAM1 MAP_REGION_FLAT( \ 216 ARM_NS_DRAM1_BASE, \ 217 ARM_NS_DRAM1_SIZE, \ 218 MT_MEMORY | MT_RW | MT_NS) 219 220 #define ARM_MAP_DRAM2 MAP_REGION_FLAT( \ 221 ARM_DRAM2_BASE, \ 222 ARM_DRAM2_SIZE, \ 223 MT_MEMORY | MT_RW | MT_NS) 224 #ifdef SPD_tspd 225 226 #define ARM_MAP_TSP_SEC_MEM MAP_REGION_FLAT( \ 227 TSP_SEC_MEM_BASE, \ 228 TSP_SEC_MEM_SIZE, \ 229 MT_MEMORY | MT_RW | MT_SECURE) 230 #endif 231 232 #if ARM_BL31_IN_DRAM 233 #define ARM_MAP_BL31_SEC_DRAM MAP_REGION_FLAT( \ 234 BL31_BASE, \ 235 PLAT_ARM_MAX_BL31_SIZE, \ 236 MT_MEMORY | MT_RW | MT_SECURE) 237 #endif 238 239 #define ARM_MAP_EL3_TZC_DRAM MAP_REGION_FLAT( \ 240 ARM_EL3_TZC_DRAM1_BASE, \ 241 ARM_EL3_TZC_DRAM1_SIZE, \ 242 MT_MEMORY | MT_RW | MT_SECURE) 243 244 /* 245 * The number of regions like RO(code), coherent and data required by 246 * different BL stages which need to be mapped in the MMU. 247 */ 248 #if USE_COHERENT_MEM 249 #define ARM_BL_REGIONS 3 250 #else 251 #define ARM_BL_REGIONS 2 252 #endif 253 254 #define MAX_MMAP_REGIONS (PLAT_ARM_MMAP_ENTRIES + \ 255 ARM_BL_REGIONS) 256 257 /* Memory mapped Generic timer interfaces */ 258 #define ARM_SYS_CNTCTL_BASE 0x2a430000 259 #define ARM_SYS_CNTREAD_BASE 0x2a800000 260 #define ARM_SYS_TIMCTL_BASE 0x2a810000 261 262 #define ARM_CONSOLE_BAUDRATE 115200 263 264 /* Trusted Watchdog constants */ 265 #define ARM_SP805_TWDG_BASE 0x2a490000 266 #define ARM_SP805_TWDG_CLK_HZ 32768 267 /* The TBBR document specifies a watchdog timeout of 256 seconds. SP805 268 * asserts reset after two consecutive countdowns (2 x 128 = 256 sec) */ 269 #define ARM_TWDG_TIMEOUT_SEC 128 270 #define ARM_TWDG_LOAD_VAL (ARM_SP805_TWDG_CLK_HZ * \ 271 ARM_TWDG_TIMEOUT_SEC) 272 273 /****************************************************************************** 274 * Required platform porting definitions common to all ARM standard platforms 275 *****************************************************************************/ 276 277 /* 278 * We need to access DRAM2 from BL2 for PSCI_MEM_PROTECT for 279 * AArch64 builds 280 */ 281 #ifdef AARCH64 282 #define PLAT_PHY_ADDR_SPACE_SIZE (1ull << 36) 283 #define PLAT_VIRT_ADDR_SPACE_SIZE (1ull << 36) 284 #else 285 #define PLAT_PHY_ADDR_SPACE_SIZE (1ull << 32) 286 #define PLAT_VIRT_ADDR_SPACE_SIZE (1ull << 32) 287 #endif 288 289 290 /* 291 * This macro defines the deepest retention state possible. A higher state 292 * id will represent an invalid or a power down state. 293 */ 294 #define PLAT_MAX_RET_STATE ARM_LOCAL_STATE_RET 295 296 /* 297 * This macro defines the deepest power down states possible. Any state ID 298 * higher than this is invalid. 299 */ 300 #define PLAT_MAX_OFF_STATE ARM_LOCAL_STATE_OFF 301 302 /* 303 * Some data must be aligned on the biggest cache line size in the platform. 304 * This is known only to the platform as it might have a combination of 305 * integrated and external caches. 306 */ 307 #define CACHE_WRITEBACK_GRANULE (1 << ARM_CACHE_WRITEBACK_SHIFT) 308 309 310 /******************************************************************************* 311 * BL1 specific defines. 312 * BL1 RW data is relocated from ROM to RAM at runtime so we need 2 sets of 313 * addresses. 314 ******************************************************************************/ 315 #define BL1_RO_BASE PLAT_ARM_TRUSTED_ROM_BASE 316 #define BL1_RO_LIMIT (PLAT_ARM_TRUSTED_ROM_BASE \ 317 + PLAT_ARM_TRUSTED_ROM_SIZE) 318 /* 319 * Put BL1 RW at the top of the Trusted SRAM. 320 */ 321 #define BL1_RW_BASE (ARM_BL_RAM_BASE + \ 322 ARM_BL_RAM_SIZE - \ 323 PLAT_ARM_MAX_BL1_RW_SIZE) 324 #define BL1_RW_LIMIT (ARM_BL_RAM_BASE + ARM_BL_RAM_SIZE) 325 326 /******************************************************************************* 327 * BL2 specific defines. 328 ******************************************************************************/ 329 #if ARM_BL31_IN_DRAM || (defined(AARCH32) && !defined(JUNO_AARCH32_EL3_RUNTIME)) 330 /* 331 * For AArch32 BL31 is not applicable. 332 * For AArch64 BL31 is loaded in the DRAM. 333 * Put BL2 just below BL1. 334 */ 335 #define BL2_BASE (BL1_RW_BASE - PLAT_ARM_MAX_BL2_SIZE) 336 #define BL2_LIMIT BL1_RW_BASE 337 #else 338 /* 339 * Put BL2 just below BL31. 340 */ 341 #define BL2_BASE (BL31_BASE - PLAT_ARM_MAX_BL2_SIZE) 342 #define BL2_LIMIT BL31_BASE 343 #endif 344 345 /******************************************************************************* 346 * BL31 specific defines. 347 ******************************************************************************/ 348 #if ARM_BL31_IN_DRAM 349 /* 350 * Put BL31 at the bottom of TZC secured DRAM 351 */ 352 #define BL31_BASE ARM_AP_TZC_DRAM1_BASE 353 #define BL31_LIMIT (ARM_AP_TZC_DRAM1_BASE + \ 354 PLAT_ARM_MAX_BL31_SIZE) 355 #elif (RESET_TO_BL31) 356 /* 357 * Put BL31_BASE in the middle of the Trusted SRAM. 358 */ 359 #define BL31_BASE (ARM_TRUSTED_SRAM_BASE + \ 360 (PLAT_ARM_TRUSTED_SRAM_SIZE >> 1)) 361 #define BL31_LIMIT (ARM_BL_RAM_BASE + ARM_BL_RAM_SIZE) 362 #else 363 /* 364 * Put BL31 at the top of the Trusted SRAM. 365 */ 366 #define BL31_BASE (ARM_BL_RAM_BASE + \ 367 ARM_BL_RAM_SIZE - \ 368 PLAT_ARM_MAX_BL31_SIZE) 369 #define BL31_PROGBITS_LIMIT BL1_RW_BASE 370 #define BL31_LIMIT (ARM_BL_RAM_BASE + ARM_BL_RAM_SIZE) 371 #endif 372 373 /******************************************************************************* 374 * BL32 specific defines. 375 ******************************************************************************/ 376 /* 377 * On ARM standard platforms, the TSP can execute from Trusted SRAM, 378 * Trusted DRAM (if available) or the DRAM region secured by the TrustZone 379 * controller. 380 */ 381 #if ARM_BL31_IN_DRAM 382 # define TSP_SEC_MEM_BASE (ARM_AP_TZC_DRAM1_BASE + \ 383 PLAT_ARM_MAX_BL31_SIZE) 384 # define TSP_SEC_MEM_SIZE (ARM_AP_TZC_DRAM1_SIZE - \ 385 PLAT_ARM_MAX_BL31_SIZE) 386 # define BL32_BASE (ARM_AP_TZC_DRAM1_BASE + \ 387 PLAT_ARM_MAX_BL31_SIZE) 388 # define BL32_LIMIT (ARM_AP_TZC_DRAM1_BASE + \ 389 ARM_AP_TZC_DRAM1_SIZE) 390 #elif ARM_TSP_RAM_LOCATION_ID == ARM_TRUSTED_SRAM_ID 391 # define TSP_SEC_MEM_BASE ARM_BL_RAM_BASE 392 # define TSP_SEC_MEM_SIZE ARM_BL_RAM_SIZE 393 # define TSP_PROGBITS_LIMIT BL2_BASE 394 # define BL32_BASE ARM_BL_RAM_BASE 395 # define BL32_LIMIT BL31_BASE 396 #elif ARM_TSP_RAM_LOCATION_ID == ARM_TRUSTED_DRAM_ID 397 # define TSP_SEC_MEM_BASE PLAT_ARM_TRUSTED_DRAM_BASE 398 # define TSP_SEC_MEM_SIZE PLAT_ARM_TRUSTED_DRAM_SIZE 399 # define BL32_BASE PLAT_ARM_TRUSTED_DRAM_BASE 400 # define BL32_LIMIT (PLAT_ARM_TRUSTED_DRAM_BASE \ 401 + (1 << 21)) 402 #elif ARM_TSP_RAM_LOCATION_ID == ARM_DRAM_ID 403 # define TSP_SEC_MEM_BASE ARM_AP_TZC_DRAM1_BASE 404 # define TSP_SEC_MEM_SIZE ARM_AP_TZC_DRAM1_SIZE 405 # define BL32_BASE ARM_AP_TZC_DRAM1_BASE 406 # define BL32_LIMIT (ARM_AP_TZC_DRAM1_BASE + \ 407 ARM_AP_TZC_DRAM1_SIZE) 408 #else 409 # error "Unsupported ARM_TSP_RAM_LOCATION_ID value" 410 #endif 411 412 /* BL32 is mandatory in AArch32 */ 413 #ifndef AARCH32 414 #ifdef SPD_none 415 #undef BL32_BASE 416 #endif /* SPD_none */ 417 #endif 418 419 /******************************************************************************* 420 * FWU Images: NS_BL1U, BL2U & NS_BL2U defines. 421 ******************************************************************************/ 422 #define BL2U_BASE BL2_BASE 423 #if ARM_BL31_IN_DRAM || (defined(AARCH32) && !defined(JUNO_AARCH32_EL3_RUNTIME)) 424 /* 425 * For AArch32 BL31 is not applicable. 426 * For AArch64 BL31 is loaded in the DRAM. 427 * BL2U extends up to BL1. 428 */ 429 #define BL2U_LIMIT BL1_RW_BASE 430 #else 431 /* BL2U extends up to BL31. */ 432 #define BL2U_LIMIT BL31_BASE 433 #endif 434 #define NS_BL2U_BASE ARM_NS_DRAM1_BASE 435 #define NS_BL1U_BASE (PLAT_ARM_NVM_BASE + 0x03EB8000) 436 437 /* 438 * ID of the secure physical generic timer interrupt used by the TSP. 439 */ 440 #define TSP_IRQ_SEC_PHY_TIMER ARM_IRQ_SEC_PHY_TIMER 441 442 443 /* 444 * One cache line needed for bakery locks on ARM platforms 445 */ 446 #define PLAT_PERCPU_BAKERY_LOCK_SIZE (1 * CACHE_WRITEBACK_GRANULE) 447 448 449 #endif /* __ARM_DEF_H__ */ 450
