1/* 2 * Copyright (c) 2024 Espressif Systems (Shanghai) Co., Ltd. 3 * SPDX-License-Identifier: Apache-2.0 4 */ 5 6#include <zephyr/devicetree.h> 7#include <zephyr/linker/sections.h> 8#include <zephyr/linker/linker-defs.h> 9#include <zephyr/linker/linker-tool.h> 10 11#include "memory.h" 12 13/* User available SRAM memory segments */ 14procpu_iram_end = USER_IRAM_END - APPCPU_SRAM_SIZE; 15procpu_dram_end = USER_DRAM_END - APPCPU_SRAM_SIZE; 16 17procpu_iram_org = SRAM_USER_IRAM_START; 18procpu_iram_len = procpu_iram_end - procpu_iram_org; 19 20procpu_dram_org = SRAM1_DRAM_START; 21procpu_dram_len = procpu_dram_end - procpu_dram_org; 22 23/* Aliases */ 24#define FLASH_CODE_REGION irom0_0_seg 25#define RODATA_REGION drom0_0_seg 26#define IRAM_REGION iram0_0_seg 27#define RAMABLE_REGION dram0_0_seg 28#define ROMABLE_REGION FLASH 29 30/* Zephyr macro re-definitions */ 31#undef GROUP_DATA_LINK_IN 32#define GROUP_DATA_LINK_IN(vregion, lregion) > vregion AT > lregion 33 34#undef GROUP_NOLOAD_LINK_IN 35#define GROUP_NOLOAD_LINK_IN(vregion, lregion) > vregion 36 37/* Flash segments (rodata and text) should be mapped in the virtual address spaces. 38 * Executing directly from LMA is not possible. */ 39#undef GROUP_ROM_LINK_IN 40#define GROUP_ROM_LINK_IN(vregion, lregion) > RODATA_REGION AT > lregion 41 42/* Make sure new sections have consistent alignment between input and output sections */ 43#undef SECTION_DATA_PROLOGUE 44#define SECTION_DATA_PROLOGUE(name, options, align) name options : ALIGN_WITH_INPUT 45 46#undef SECTION_PROLOGUE 47#define SECTION_PROLOGUE SECTION_DATA_PROLOGUE 48 49MEMORY 50{ 51#ifdef CONFIG_BOOTLOADER_MCUBOOT 52 mcuboot_hdr (R): org = 0x0, len = 0x20 53 metadata (R): org = 0x20, len = 0x20 54 FLASH (R): org = 0x40, len = FLASH_SIZE - 0x40 55#else 56 /* Make safety margin in the FLASH memory size so the 57 * (esp_img_header + (n*esp_seg_headers)) would fit */ 58 FLASH (R): org = 0x0, len = FLASH_SIZE - 0x100 59#endif /* CONFIG_BOOTLOADER_MCUBOOT */ 60 61 iram0_0_seg(RX): org = procpu_iram_org, len = procpu_iram_len 62 dram0_0_seg(RW): org = procpu_dram_org, len = procpu_dram_len 63 64 irom0_0_seg(RX): org = IROM_SEG_ORG, len = IROM_SEG_LEN 65 drom0_0_seg(R): org = DROM_SEG_ORG, len = DROM_SEG_LEN 66 67 /* The `ext_ram_seg` and `drom0_0_seg` share the same bus and the address region. 68 * A dummy section is used to avoid overlap. See `.ext_ram.dummy` in `sections.ld.in` 69 */ 70#if defined(CONFIG_ESP_SPIRAM) 71 /* `ext_[id]ram_seg` and `drom0_0_seg` share the same bus and the address region. 72 * A dummy section is used to avoid overlap. See `.ext_ram.dummy` */ 73 ext_dram_seg(RW): org = DROM_SEG_ORG, len = (CONFIG_ESP_SPIRAM_SIZE) 74 ext_iram_seg(RX): org = IROM_SEG_ORG, len = (CONFIG_ESP_SPIRAM_SIZE) 75#endif 76 77 /* RTC fast memory (executable). Persists over deep sleep. 78 */ 79 rtc_iram_seg(RWX): org = 0x600fe000, len = 0x2000 80 81 /* RTC fast memory (same block as above), viewed from data bus 82 */ 83 rtc_data_seg(RW): org = 0x600fe000, len = 0x2000 84 85 /* RTC slow memory (data accessible). Persists over deep sleep. 86 */ 87 rtc_slow_seg(RW): org = 0x50000000, len = 0x2000 88 89#ifdef CONFIG_GEN_ISR_TABLES 90 IDT_LIST(RW): org = 0x3ebfe010, len = 0x2000 91#endif 92} 93 94/* Default entry point: */ 95ENTRY(CONFIG_KERNEL_ENTRY) 96 97/* Used as a pointer to the heap end */ 98#ifdef CONFIG_SOC_ENABLE_APPCPU 99_heap_sentry = procpu_dram_end; 100#else 101_heap_sentry = DRAM_RESERVED_START; 102#endif 103 104SECTIONS 105{ 106 _iram_dram_offset = IRAM_DRAM_OFFSET; 107 108#ifdef CONFIG_BOOTLOADER_MCUBOOT 109 /* Reserve space for MCUboot header in the binary */ 110 .mcuboot_header : 111 { 112 QUAD(0x0) 113 QUAD(0x0) 114 QUAD(0x0) 115 QUAD(0x0) 116 } > mcuboot_hdr 117 /* Image load table */ 118 .metadata : 119 { 120 /* 0. Magic byte for load header */ 121 LONG(0xace637d3) 122 123 /* 1. Application entry point address */ 124 KEEP(*(.entry_addr)) 125 126 /* IRAM metadata: 127 * 2. Destination address (VMA) for IRAM region 128 * 3. Flash offset (LMA) for start of IRAM region 129 * 4. Size of IRAM region 130 */ 131 LONG(ADDR(.iram0.vectors)) 132 LONG(LOADADDR(.iram0.vectors)) 133 LONG(LOADADDR(.iram0.text) + SIZEOF(.iram0.text) - LOADADDR(.iram0.vectors)) 134 135 /* DRAM metadata: 136 * 5. Destination address (VMA) for DRAM region 137 * 6. Flash offset (LMA) for start of DRAM region 138 * 7. Size of DRAM region 139 */ 140 LONG(ADDR(.dram0.data)) 141 LONG(LOADADDR(.dram0.data)) 142 LONG(LOADADDR(.dram0.end) + SIZEOF(.dram0.end) - LOADADDR(.dram0.data)) 143 } > metadata 144#endif /* CONFIG_BOOTLOADER_MCUBOOT */ 145 146/* Virtual non-loadable sections */ 147#include <zephyr/linker/rel-sections.ld> 148 149#ifdef CONFIG_LLEXT 150#include <zephyr/linker/llext-sections.ld> 151#endif 152 153 /* --- START OF RTC --- */ 154 155 /* RTC fast memory holds RTC wake stub code */ 156 .rtc.text : 157 { 158 . = ALIGN(4); 159 _rtc_fast_start = ABSOLUTE(.); 160 _rtc_text_start = ABSOLUTE(.); 161 *(.rtc.entry.literal .rtc.text) 162 *(.rtc.entry.text) 163 _rtc_text_end = ABSOLUTE(.); 164 } GROUP_DATA_LINK_IN(rtc_iram_seg, ROMABLE_REGION) 165 166 /* This section located in RTC FAST Memory area. 167 * It holds data marked with RTC_FAST_ATTR attribute. 168 * See the file "esp_attr.h" for more information. 169 */ 170 .rtc.force_fast : 171 { 172 . = ALIGN(4); 173 _rtc_force_fast_start = ABSOLUTE(.); 174 175 *(.rtc.force_fast .rtc.force_fast.*) 176 . = ALIGN(4) ; 177 _rtc_force_fast_end = ABSOLUTE(.); 178 } GROUP_DATA_LINK_IN(rtc_data_seg, ROMABLE_REGION) 179 180 /* RTC data section holds data marked with 181 * RTC_DATA_ATTR, RTC_RODATA_ATTR attributes. 182 */ 183 .rtc.data : 184 { 185 _rtc_data_start = ABSOLUTE(.); 186 *(.rtc.data) 187 *(.rtc.rodata) 188 _rtc_data_end = ABSOLUTE(.); 189 } GROUP_DATA_LINK_IN(rtc_slow_seg, ROMABLE_REGION) 190 191 .rtc.bss (NOLOAD) : 192 { 193 _rtc_bss_start = ABSOLUTE(.); 194 195 *(.rtc.data) 196 *(.rtc.rodata) 197 198 _rtc_bss_end = ABSOLUTE(.); 199 } GROUP_LINK_IN(rtc_slow_seg) 200 201 /* This section holds data that should not be initialized at power up 202 * and will be retained during deep sleep. 203 * User data marked with RTC_NOINIT_ATTR will be placed 204 * into this section. See the file "esp_attr.h" for more information. 205 */ 206 .rtc_noinit (NOLOAD): 207 { 208 . = ALIGN(4); 209 _rtc_noinit_start = ABSOLUTE(.); 210 *(.rtc_noinit .rtc_noinit.*) 211 . = ALIGN(4) ; 212 _rtc_noinit_end = ABSOLUTE(.); 213 } GROUP_LINK_IN(rtc_slow_seg) 214 215 /* This section located in RTC SLOW Memory area. 216 * It holds data marked with RTC_SLOW_ATTR attribute. 217 * See the file "esp_attr.h" for more information. 218 */ 219 .rtc.force_slow : 220 { 221 . = ALIGN(4); 222 _rtc_force_slow_start = ABSOLUTE(.); 223 *(.rtc.force_slow .rtc.force_slow.*) 224 . = ALIGN(4); 225 _rtc_force_slow_end = ABSOLUTE(.); 226 } GROUP_DATA_LINK_IN(rtc_slow_seg, ROMABLE_REGION) 227 228 /* Get size of rtc slow data based on rtc_data_location alias */ 229 _rtc_slow_length = (_rtc_force_slow_end - _rtc_data_start); 230 _rtc_fast_length = (_rtc_force_fast_end - _rtc_fast_start); 231 232 ASSERT((_rtc_slow_length <= LENGTH(rtc_slow_seg)), "RTC_SLOW segment data does not fit.") 233 ASSERT((_rtc_fast_length <= LENGTH(rtc_data_seg)), "RTC_FAST segment data does not fit.") 234 235 /* --- END OF RTC --- */ 236 237 /* --- START OF IRAM --- */ 238 239 /* Send .iram0 code to iram */ 240 .iram0.vectors : ALIGN(4) 241 { 242 /* Vectors go to IRAM */ 243 _init_start = ABSOLUTE(.); 244 /* Vectors according to builds/RF-2015.2-win32/esp108_v1_2_s5_512int_2/config.html */ 245 . = 0x0; 246 KEEP(*(.WindowVectors.text)); 247 . = 0x180; 248 KEEP(*(.Level2InterruptVector.text)); 249 . = 0x1c0; 250 KEEP(*(.Level3InterruptVector.text)); 251 . = 0x200; 252 KEEP(*(.Level4InterruptVector.text)); 253 . = 0x240; 254 KEEP(*(.Level5InterruptVector.text)); 255 . = 0x280; 256 KEEP(*(.DebugExceptionVector.text)); 257 . = 0x2c0; 258 KEEP(*(.NMIExceptionVector.text)); 259 . = 0x300; 260 KEEP(*(.KernelExceptionVector.text)); 261 . = 0x340; 262 KEEP(*(.UserExceptionVector.text)); 263 . = 0x3C0; 264 KEEP(*(.DoubleExceptionVector.text)); 265 . = 0x400; 266 _invalid_pc_placeholder = ABSOLUTE(.); 267 *(.*Vector.literal) 268 269 *(.UserEnter.literal); 270 *(.UserEnter.text); 271 . = ALIGN (16); 272 *(.entry.text) 273 *(.init.literal) 274 *(.init) 275 _init_end = ABSOLUTE(.); 276 277 _iram_start = ABSOLUTE(.); 278 } GROUP_DATA_LINK_IN(IRAM_REGION, ROMABLE_REGION) 279 280 .iram0.text : ALIGN(4) 281 { 282 /* Code marked as running out of IRAM */ 283 _iram_text_start = ABSOLUTE(.); 284 *(.iram1 .iram1.*) 285 *(.iram0.literal .iram.literal .iram.text.literal .iram0.text .iram.text) 286 *libarch__xtensa__core.a:(.literal .text .literal.* .text.*) 287 *libkernel.a:(.literal .text .literal.* .text.*) 288 *libgcc.a:lib2funcs.*(.literal .text .literal.* .text.*) 289 *libzephyr.a:cbprintf_packaged.*(.literal .text .literal.* .text.*) 290 *libdrivers__flash.a:flash_esp32.*(.literal .text .literal.* .text.*) 291 *libzephyr.a:windowspill_asm.*(.literal .text .literal.* .text.*) 292 *libzephyr.a:log_noos.*(.literal .text .literal.* .text.*) 293 *libdrivers__timer.a:xtensa_sys_timer.*(.literal .text .literal.* .text.*) 294 *libzephyr.a:log_core.*(.literal .text .literal.* .text.*) 295 *libzephyr.a:cbprintf_complete.*(.literal .text .literal.* .text.*) 296 *libzephyr.a:printk.*(.literal.printk .literal.vprintk .literal.char_out .text.printk .text.vprintk .text.char_out) 297 *libzephyr.a:log_msg.*(.literal .text .literal.* .text.*) 298 *libzephyr.a:log_list.*(.literal .text .literal.* .text.*) 299 *libdrivers__console.a:uart_console.*(.literal.console_out .text.console_out) 300 *libzephyr.a:log_output.*(.literal .text .literal.* .text.*) 301 *libzephyr.a:log_backend_uart.*(.literal .text .literal.* .text.*) 302 *libzephyr.a:log_minimal.*(.literal .literal.* .text .text.*) 303 *libzephyr.a:loader.*(.literal .text .literal.* .text.*) 304 *libzephyr.a:flash_init.*(.literal .text .literal.* .text.*) 305 *libzephyr.a:soc_flash_init.*(.literal .text .literal.* .text.*) 306 *libzephyr.a:console_init.*(.literal .text .literal.* .text.*) 307 *libzephyr.a:soc_init.*(.literal .text .literal.* .text.*) 308 *libzephyr.a:hw_init.*(.literal .text .literal.* .text.*) 309 *libzephyr.a:soc_random.*(.literal .text .literal.* .text.*) 310 *libzephyr.a:esp_mmu_map.*(.literal .literal.* .text .text.*) 311 *libdrivers__interrupt_controller.a:(.literal .literal.* .text .text.*) 312 *liblib__libc__minimal.a:string.*(.literal .text .literal.* .text.*) 313 *liblib__libc__newlib.a:string.*(.literal .text .literal.* .text.*) 314 *liblib__libc__picolibc.a:string.*(.literal .text .literal.* .text.*) 315 *libphy.a:(.phyiram .phyiram.*) 316 *libgcov.a:(.literal .text .literal.* .text.*) 317 318 /* APPCPU_ENABLED */ 319 *libzephyr.a:esp32s3-mp.*(.literal .text .literal.* .text.*) 320 *libzephyr.a:bootloader_flash.*(.literal .text .literal.* .text.*) 321 *libzephyr.a:flash_mmap.*(.literal .text .literal.* .text.*) 322 323 /* [mapping:esp_psram] */ 324 *libzephyr.a:mmu_psram_flash.*(.literal .literal.* .text .text.*) 325 *libzephyr.a:esp_psram_impl_quad.*(.literal .literal.* .text .text.*) 326 *libzephyr.a:esp_psram_impl_octal.*(.literal .literal.* .text .text.*) 327 328 /* [mapping:hal] */ 329 *libzephyr.a:mmu_hal.*(.literal .text .literal.* .text.*) 330 *libzephyr.a:spi_flash_hal_iram.*(.literal .text .literal.* .text.*) 331 *libzephyr.a:spi_flash_encrypt_hal_iram.*(.literal .text .literal.* .text.*) 332 *libzephyr.a:cache_hal.*(.literal .text .literal.* .text.*) 333 *libzephyr.a:ledc_hal_iram.*(.literal .text .literal.* .text.*) 334 *libzephyr.a:i2c_hal_iram.*(.literal .text .literal.* .text.*) 335 *libzephyr.a:wdt_hal_iram.*(.literal .text .literal.* .text.*) 336 *libzephyr.a:systimer_hal.*(.literal .text .literal.* .text.*) 337 *libzephyr.a:spi_flash_hal_gpspi.*(.literal .text .literal.* .text.*) 338 339 /* [mapping:soc] */ 340 *libzephyr.a:lldesc.*(.literal .literal.* .text .text.*) 341 342 /* [mapping:log] */ 343 *(.literal.esp_log_write .text.esp_log_write) 344 *(.literal.esp_log_timestamp .text.esp_log_timestamp) 345 *(.literal.esp_log_early_timestamp .text.esp_log_early_timestamp) 346 *(.literal.esp_log_impl_lock .text.esp_log_impl_lock) 347 *(.literal.esp_log_impl_lock_timeout .text.esp_log_impl_lock_timeout) 348 *(.literal.esp_log_impl_unlock .text.esp_log_impl_unlock) 349 350 /* [mapping:spi_flash] */ 351 *libzephyr.a:spi_flash_chip_boya.*(.literal .literal.* .text .text.*) 352 *libzephyr.a:spi_flash_chip_gd.*(.literal .literal.* .text .text.*) 353 *libzephyr.a:spi_flash_chip_generic.*(.literal .literal.* .text .text.*) 354 *libzephyr.a:spi_flash_chip_issi.*(.literal .literal.* .text .text.*) 355 *libzephyr.a:spi_flash_chip_mxic.*(.literal .literal.* .text .text.*) 356 *libzephyr.a:spi_flash_chip_mxic_opi.*(.literal .literal.* .text .text.*) 357 *libzephyr.a:spi_flash_chip_th.*(.literal .literal.* .text .text.*) 358 *libzephyr.a:spi_flash_chip_winbond.*(.literal .literal.* .text .text.*) 359 *libzephyr.a:memspi_host_driver.*(.literal .literal.* .text .text.*) 360 *libzephyr.a:flash_brownout_hook.*(.literal .literal.* .text .text.*) 361 *libzephyr.a:spi_flash_wrap.*(.literal .literal.* .text .text.*) 362 *libzephyr.a:spi_flash_hpm_enable.*(.literal .literal.* .text .text.*) 363 *libzephyr.a:spi_flash_oct_flash_init.*(.literal .literal.* .text .text.*) 364 *libzephyr.a:flash_ops.*(.literal .literal.* .text .text.*) 365 366 /* [mapping:esp_system] */ 367 *libzephyr.a:esp_err.*(.literal .literal.* .text .text.*) 368 *(.literal.esp_system_abort .text.esp_system_abort) 369 370 /* [mapping:esp_hw_support] */ 371 *(.literal.esp_cpu_stall .text.esp_cpu_stall) 372 *(.literal.esp_cpu_unstall .text.esp_cpu_unstall) 373 *(.literal.esp_cpu_reset .text.esp_cpu_reset) 374 *(.literal.esp_cpu_wait_for_intr .text.esp_cpu_wait_for_intr) 375 *(.literal.esp_cpu_compare_and_set .text.esp_cpu_compare_and_set) 376 *(.literal.esp_gpio_reserve_pins .text.esp_gpio_reserve_pins) 377 *(.literal.esp_gpio_is_pin_reserved .text.esp_gpio_is_pin_reserved) 378 *(.literal.rtc_vddsdio_get_config .text.rtc_vddsdio_get_config) 379 *(.literal.rtc_vddsdio_set_config .text.rtc_vddsdio_set_config) 380 *libzephyr.a:esp_memory_utils.*(.literal .literal.* .text .text.*) 381 *libzephyr.a:rtc_clk.*(.literal .literal.* .text .text.*) 382 *libzephyr.a:rtc_clk_init.*(.literal .text .literal.* .text.*) 383 *libzephyr.a:rtc_sleep.*(.literal .literal.* .text .text.*) 384 *libzephyr.a:rtc_time.*(.literal .literal.* .text .text.*) 385 *libzephyr.a:systimer.*(.literal .literal.* .text .text.*) 386 *libzephyr.a:mspi_timing_config.*(.literal .literal.* .text .text.*) 387 *libzephyr.a:mspi_timing_tuning.*(.literal .literal.* .text .text.*) 388 *(.literal.sar_periph_ctrl_power_enable .text.sar_periph_ctrl_power_enable) 389 390 /* [mapping:soc_pm] */ 391 *(.literal.GPIO_HOLD_MASK .text.GPIO_HOLD_MASK) 392 393 /* [mapping:esp_rom] */ 394 *libzephyr.a:esp_rom_cache_esp32s2_esp32s3.*(.literal .literal.* .text .text.*) 395 *libzephyr.a:cache_utils.*(.literal .text .literal.* .text.*) 396 *libzephyr.a:esp_rom_spiflash.*(.literal .literal.* .text .text.*) 397 *libzephyr.a:esp_rom_systimer.*(.literal .literal.* .text .text.*) 398 *libzephyr.a:esp_rom_wdt.*(.literal .literal.* .text .text.*) 399 *libzephyr.a:esp_rom_efuse.*(.literal .literal.* .text .text.*) 400 401 /* [mapping:esp_mm] */ 402 *libzephyr.a:esp_cache.*(.literal .literal.* .text .text.*) 403 404#if defined(CONFIG_ESP32_WIFI_IRAM_OPT) 405 *libnet80211.a:(.wifi0iram .wifi0iram.* .wifislpiram .wifislpiram.* .wifiextrairam .wifiextrairam.*) 406 *libpp.a:(.wifi0iram .wifi0iram.* .wifislpiram .wifislpiram.* .wifiorslpiram .wifiorslpiram.* .wifiextrairam .wifiextrairam.*) 407 *libcoexist.a:(.wifi_slp_iram .wifi_slp_iram.*) 408 409 /* [mapping:esp_wifi] */ 410 *(.literal.wifi_clock_enable_wrapper .text.wifi_clock_enable_wrapper) 411 *(.literal.wifi_clock_disable_wrapper .text.wifi_clock_disable_wrapper) 412 413 /* [mapping:esp_phy] */ 414 *(.literal.esp_phy_enable .text.esp_phy_enable) 415 *(.literal.esp_phy_disable .text.esp_phy_disable) 416 *(.literal.esp_wifi_bt_power_domain_off .text.esp_wifi_bt_power_domain_off) 417#endif 418 419#if defined(CONFIG_ESP32_WIFI_RX_IRAM_OPT) 420 *libnet80211.a:( .wifirxiram .wifirxiram.* .wifislprxiram .wifislprxiram.*) 421 *libpp.a:( .wifirxiram .wifirxiram.* .wifislprxiram .wifislprxiram.*) 422#endif 423 . = ALIGN(4); 424 425 } GROUP_DATA_LINK_IN(IRAM_REGION, ROMABLE_REGION) 426 427#ifdef CONFIG_ESP_SIMPLE_BOOT 428 .loader.text : 429 { 430 . = ALIGN(4); 431 _loader_text_start = ABSOLUTE(.); 432 *libzephyr.a:bootloader_clock_init.*(.literal .text .literal.* .text.*) 433 *libzephyr.a:bootloader_wdt.*(.literal .text .literal.* .text.*) 434 *libzephyr.a:bootloader_flash.*(.literal .text .literal.* .text.*) 435 *libzephyr.a:bootloader_flash_config_esp32s3.*(.literal .text .literal.* .text.*) 436 *libzephyr.a:bootloader_clock_loader.*(.literal .text .literal.* .text.*) 437 *libzephyr.a:bootloader_efuse.*(.literal .text .literal.* .text.*) 438 *libzephyr.a:bootloader_utility.*(.literal .text .literal.* .text.*) 439 *libzephyr.a:bootloader_sha.*(.literal .text .literal.* .text.*) 440 *libzephyr.a:bootloader_panic.*(.literal .text .literal.* .text.*) 441 442 *libzephyr.a:esp_image_format.*(.literal .text .literal.* .text.*) 443 *libzephyr.a:flash_encrypt.*(.literal .text .literal.* .text.*) 444 *libzephyr.a:flash_encryption_secure_features.*(.literal .text .literal.* .text.*) 445 *libzephyr.a:flash_partitions.*(.literal .text .literal.* .text.*) 446 *libzephyr.a:flash_qio_mode.*(.literal .text .literal.* .text.*) 447 *libzephyr.a:spi_flash_hal.*(.literal .literal.* .text .text.*) 448 *libzephyr.a:spi_flash_hal_common.*(.literal .literal.* .text .text.*) 449 *libzephyr.a:esp_flash_api.*(.literal .text .literal.* .text.*) 450 *libzephyr.a:esp_flash_spi_init.*(.literal .text .literal.* .text.*) 451 452 *libzephyr.a:secure_boot.*(.literal .text .literal.* .text.*) 453 *libzephyr.a:secure_boot_secure_features.*(.literal .text .literal.* .text.*) 454 *libzephyr.a:secure_boot_signatures_bootloader.*(.literal .text .literal.* .text.*) 455 *libzephyr.a:esp_efuse_table.*(.literal .text .literal.* .text.*) 456 *libzephyr.a:esp_efuse_fields.*(.literal .text .literal.* .text.*) 457 *libzephyr.a:esp_efuse_api.*(.literal .text .literal.* .text.*) 458 *libzephyr.a:esp_efuse_utility.*(.literal .text .literal.* .text.*) 459 *libzephyr.a:esp_efuse_api_key_esp32xx.*(.literal .text .literal.* .text.*) 460 *libzephyr.a:mpu_hal.*(.literal .text .literal.* .text.*) 461 *libzephyr.a:cpu_region_protect.*(.literal .text .literal.* .text.*) 462 463 *(.fini.literal) 464 *(.fini) 465 466 . = ALIGN(4); 467 _loader_text_end = ABSOLUTE(.); 468 } GROUP_DATA_LINK_IN(IRAM_REGION, ROMABLE_REGION) 469#endif /* CONFIG_ESP_SIMPLE_BOOT */ 470 471 /* Marks the end of IRAM code segment */ 472 .iram0.text_end (NOLOAD) : 473 { 474 /* ESP32-S3 memprot requires 16B padding for possible CPU prefetch and 256B alignment for PMS split lines */ 475 . = ALIGN(4) + 16; 476 _iram_text_end = ABSOLUTE(.); 477 } GROUP_LINK_IN(IRAM_REGION) 478 479 .iram0.data : 480 { 481 . = ALIGN(4); 482 _iram_data_start = ABSOLUTE(.); 483 *(.iram.data) 484 *(.iram.data*) 485 _iram_data_end = ABSOLUTE(.); 486 } GROUP_DATA_LINK_IN(IRAM_REGION, ROMABLE_REGION) 487 488 .iram0.bss (NOLOAD) : 489 { 490 . = ALIGN(4); 491 _iram_bss_start = ABSOLUTE(.); 492 *(.iram.bss) 493 *(.iram.bss*) 494 _iram_bss_end = ABSOLUTE(.); 495 . = ALIGN(4); 496 _iram_end = ABSOLUTE(.); 497 } GROUP_LINK_IN(IRAM_REGION) 498 499 /* --- END OF IRAM --- */ 500 501 /* --- START OF DRAM --- */ 502 503 .dram0.dummy (NOLOAD): 504 { 505 /* Spacer section is required to skip .iram0.text area because 506 * iram0_0_seg and dram0_0_seg reflect the same address space on different buses. 507 */ 508 . = ORIGIN(dram0_0_seg) + MAX(_iram_end, SRAM1_IRAM_START) - SRAM1_IRAM_START; 509 . = ALIGN(4) + 16; 510 } GROUP_LINK_IN(RAMABLE_REGION) 511 512 .dram0.data : 513 { 514 . = ALIGN (8); 515 _data_start = ABSOLUTE(.); 516 __data_start = ABSOLUTE(.); 517 518 /* bluetooth library requires this symbol to be defined */ 519 _btdm_data_start = ABSOLUTE(.); 520 *libbtdm_app.a:(.data .data.*) 521 . = ALIGN (4); 522 _btdm_data_end = ABSOLUTE(.); 523 524 *(.data) 525 *(.data.*) 526 *(.gnu.linkonce.d.*) 527 *(.data1) 528 *(.sdata) 529 *(.sdata.*) 530 *(.gnu.linkonce.s.*) 531 *(.sdata2) 532 *(.sdata2.*) 533 *(.gnu.linkonce.s2.*) 534 *(.srodata) 535 *(.srodata.*) 536 /* rodata for panic handler(libarch__xtensa__core.a) and all 537 * dependent functions should be placed in DRAM to avoid issue 538 * when flash cache is disabled */ 539 *libarch__xtensa__core.a:(.rodata .rodata.*) 540 *libkernel.a:fatal.*(.rodata .rodata.*) 541 *libkernel.a:init.*(.rodata .rodata.*) 542 *libzephyr.a:cbprintf_complete.*(.rodata .rodata.*) 543 *libzephyr.a:log_core.*(.rodata .rodata.*) 544 *libzephyr.a:log_backend_uart.*(.rodata .rodata.*) 545 *libzephyr.a:log_output.*(.rodata .rodata.*) 546 *libzephyr.a:log_minimal.*(.rodata .rodata.*) 547 *libzephyr.a:loader.*(.rodata .rodata.*) 548 *libzephyr.a:flash_init.*(.rodata .rodata.*) 549 *libzephyr.a:soc_flash_init.*(.rodata .rodata.*) 550 *libzephyr.a:console_init.*(.rodata .rodata.*) 551 *libzephyr.a:soc_init.*(.rodata .rodata.*) 552 *libzephyr.a:hw_init.*(.rodata .rodata.*) 553 *libzephyr.a:soc_random.*(.rodata .rodata.*) 554 *libdrivers__serial.a:uart_esp32.*(.rodata .rodata.*) 555 *libdrivers__flash.a:flash_esp32.*(.rodata .rodata.*) 556 *libzephyr.a:esp_mmu_map.*(.rodata .rodata.*) 557 *libdrivers__interrupt_controller.a:(.rodata .rodata.*) 558 559 /* APPCPU_ENABLE */ 560 *libzephyr.a:esp32s3-mp.*(.rodata .rodata.*) 561 *libzephyr.a:bootloader_flash.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) 562 *libzephyr.a:flash_mmap.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) 563 564 /* [mapping:esp_psram] */ 565 *libzephyr.a:mmu_psram_flash.*(.rodata .rodata.*) 566 *libzephyr.a:esp_psram_impl_octal.*(.rodata .rodata.*) 567 *libzephyr.a:esp_psram_impl_quad.*(.rodata .rodata.*) 568 569 /* [mapping:hal] */ 570 *libzephyr.a:mmu_hal.*(.rodata .rodata.*) 571 *libzephyr.a:spi_flash_hal_iram.*(.rodata .rodata.*) 572 *libzephyr.a:spi_flash_encrypt_hal_iram.*(.rodata .rodata.*) 573 *libzephyr.a:cache_hal.*(.rodata .rodata.*) 574 *libzephyr.a:ledc_hal_iram.*(.rodata .rodata.*) 575 *libzephyr.a:i2c_hal_iram.*(.rodata .rodata.*) 576 *libzephyr.a:wdt_hal_iram.*(.rodata .rodata.*) 577 *libzephyr.a:systimer_hal.*(.rodata .rodata.*) 578 *libzephyr.a:spi_flash_hal_gpspi.*(.rodata .rodata.*) 579 580 /* [mapping:soc] */ 581 *libzephyr.a:lldesc.*(.rodata .rodata.*) 582 583 /* [mapping:log] */ 584 *(.rodata.esp_log_write) 585 *(.rodata.esp_log_timestamp) 586 *(.rodata.esp_log_early_timestamp) 587 *(.rodata.esp_log_impl_lock) 588 *(.rodata.esp_log_impl_lock_timeout) 589 *(.rodata.esp_log_impl_unlock) 590 591 /* [mapping:spi_flash] */ 592 *libzephyr.a:spi_flash_chip_boya.*(.rodata .rodata.*) 593 *libzephyr.a:spi_flash_chip_gd.*(.rodata .rodata.*) 594 *libzephyr.a:spi_flash_chip_generic.*(.rodata .rodata.*) 595 *libzephyr.a:spi_flash_chip_issi.*(.rodata .rodata.*) 596 *libzephyr.a:spi_flash_chip_mxic.*(.rodata .rodata.*) 597 *libzephyr.a:spi_flash_chip_mxic_opi.*(.rodata .rodata.*) 598 *libzephyr.a:spi_flash_chip_th.*(.rodata .rodata.*) 599 *libzephyr.a:spi_flash_chip_winbond.*(.rodata .rodata.*) 600 *libzephyr.a:memspi_host_driver.*(.rodata .rodata.*) 601 *libzephyr.a:flash_brownout_hook.*(.rodata .rodata.*) 602 *libzephyr.a:spi_flash_wrap.*(.rodata .rodata.*) 603 *libzephyr.a:spi_flash_hpm_enable.*(.rodata .rodata.*) 604 *libzephyr.a:spi_flash_oct_flash_init.*(.rodata .rodata.*) 605 *libzephyr.a:flash_qio_mode.*(.rodata .rodata.*) 606 *libzephyr.a:flash_ops.*(.rodata .rodata.*) 607 608 /* [mapping:esp_mm] */ 609 *libzephyr.a:esp_cache.*(.rodata .rodata.*) 610 611 /* [mapping:esp_hw_support] */ 612 *(.rodata.esp_cpu_stall) 613 *(.rodata.esp_cpu_unstall) 614 *(.rodata.esp_cpu_reset) 615 *(.rodata.esp_cpu_wait_for_intr) 616 *(.rodata.esp_cpu_compare_and_set) 617 *(.rodata.esp_gpio_reserve_pins) 618 *(.rodata.esp_gpio_is_pin_reserved) 619 *(.rodata.rtc_vddsdio_get_config) 620 *(.rodata.rtc_vddsdio_set_config) 621 *libzephyr.a:esp_memory_utils.*(.rodata .rodata.*) 622 *libzephyr.a:rtc_clk.*(.rodata .rodata.*) 623 *libzephyr.a:rtc_clk_init.*(.rodata .rodata.*) 624 *libzephyr.a:systimer.*(.rodata .rodata.*) 625 *libzephyr.a:mspi_timing_config.*(.rodata .rodata.*) 626 *libzephyr.a:mspi_timing_tuning.*(.rodata .rodata.*) 627 *(.rodata.sar_periph_ctrl_power_enable) 628 629 /* [mapping:soc_pm] */ 630 *(.rodata.GPIO_HOLD_MASK) 631 632 /* [mapping:esp_rom] */ 633 *libzephyr.a:esp_rom_cache_esp32s2_esp32s3.*(.rodata .rodata.*) 634 *libzephyr.a:cache_utils.*(.rodata .rodata.*) 635 *libzephyr.a:esp_rom_spiflash.*(.rodata .rodata.*) 636 *libzephyr.a:esp_rom_systimer.*(.rodata .rodata.*) 637 *libzephyr.a:esp_rom_wdt.*(.rodata .rodata.*) 638 *libzephyr.a:esp_rom_efuse.*(.rodata .rodata.*) 639 640 /* [mapping:esp_system] */ 641 *libzephyr.a:esp_err.*(.rodata .rodata.*) 642 *(.rodata.esp_system_abort) 643 644#if defined(CONFIG_ESP32_WIFI_IRAM_OPT) 645 /* [mapping:esp_wifi] */ 646 *(.rodata.wifi_clock_enable_wrapper) 647 *(.rodata.wifi_clock_disable_wrapper) 648 649 /* [mapping:esp_phy] */ 650 *(.rodata.esp_phy_enable) 651 *(.rodata.esp_phy_disable) 652 *(.rodata.esp_wifi_bt_power_domain_off) 653#endif 654 655 . = ALIGN(4); 656 #include <snippets-rwdata.ld> 657 . = ALIGN(4); 658 659 KEEP(*(.jcr)) 660 *(.dram1 .dram1.*) 661 . = ALIGN(4); 662 } GROUP_DATA_LINK_IN(RAMABLE_REGION, ROMABLE_REGION) 663 664#ifdef CONFIG_ESP_SIMPLE_BOOT 665 .loader.data : 666 { 667 . = ALIGN(4); 668 _loader_data_start = ABSOLUTE(.); 669 *libzephyr.a:bootloader_clock_init.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) 670 *libzephyr.a:bootloader_wdt.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) 671 *libzephyr.a:bootloader_flash.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) 672 *libzephyr.a:bootloader_efuse.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) 673 674 *libzephyr.a:cpu_util.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) 675 *libzephyr.a:clk.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) 676 *libzephyr.a:esp_clk.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) 677 *libzephyr.a:cpu_region_protect.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) 678 679 *libzephyr.a:spi_flash_hal.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) 680 *libzephyr.a:spi_flash_hal_common.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) 681 *libzephyr.a:esp_flash_api.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) 682 *libzephyr.a:esp_flash_spi_init.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) 683 684 . = ALIGN(4); 685 _loader_data_end = ABSOLUTE(.); 686 } GROUP_DATA_LINK_IN(RAMABLE_REGION, ROMABLE_REGION) 687#endif /* CONFIG_ESP_SIMPLE_BOOT */ 688 689 #include <snippets-data-sections.ld> 690 #include <zephyr/linker/common-ram.ld> 691 #include <snippets-ram-sections.ld> 692 #include <zephyr/linker/cplusplus-ram.ld> 693 #include <zephyr/linker/kobject-data.ld> 694 695 /* logging sections should be placed in RAM area to avoid flash cache disabled issues */ 696 #pragma push_macro("GROUP_ROM_LINK_IN") 697 #undef GROUP_ROM_LINK_IN 698 #define GROUP_ROM_LINK_IN GROUP_DATA_LINK_IN 699 #include <zephyr/linker/common-rom/common-rom-logging.ld> 700 #pragma pop_macro("GROUP_ROM_LINK_IN") 701 702 .dram0.end : 703 { 704 __data_end = ABSOLUTE(.); 705 _data_end = ABSOLUTE(.); 706 } GROUP_DATA_LINK_IN(RAMABLE_REGION, ROMABLE_REGION) 707 708 .dram0.noinit (NOLOAD): 709 { 710 . = ALIGN(4); 711 __dram_noinit_start = ABSOLUTE(.); 712#ifdef CONFIG_ESP32_WIFI_NET_ALLOC_SPIRAM 713 *(EXCLUDE_FILE( 714 *libdrivers__wifi.a:* 715 *libsubsys__net__l2__ethernet.a:* 716 *libsubsys__net__lib__config.a:* 717 *libsubsys__net__ip.a:* 718 *libsubsys__net.a:* ) .noinit) 719 *(EXCLUDE_FILE( 720 *libdrivers__wifi.a:* 721 *libsubsys__net__l2__ethernet.a:* 722 *libsubsys__net__lib__config.a:* 723 *libsubsys__net__ip.a:* 724 *libsubsys__net.a:* ) .noinit.*) 725#else 726 *(.noinit) 727 *(.noinit.*) 728#endif /* CONFIG_ESP32_WIFI_NET_ALLOC_SPIRAM */ 729 __dram_noinit_end = ABSOLUTE(.); 730 . = ALIGN(4) ; 731 } GROUP_LINK_IN(RAMABLE_REGION) 732 733 /* Shared RAM */ 734 .dram0.bss (NOLOAD) : 735 { 736 . = ALIGN (8); 737 _bss_start = ABSOLUTE(.); /* required by bluetooth library */ 738 __bss_start = ABSOLUTE(.); 739 740 /* bluetooth library requires this symbol to be defined */ 741 _btdm_bss_start = ABSOLUTE(.); 742 *libbtdm_app.a:(.bss .bss.* COMMON) 743 . = ALIGN (4); 744 _btdm_bss_end = ABSOLUTE(.); 745 746 *(.dynsbss) 747 *(.sbss) 748 *(.sbss.*) 749 *(.gnu.linkonce.sb.*) 750 *(.scommon) 751 *(.sbss2) 752 *(.sbss2.*) 753 *(.gnu.linkonce.sb2.*) 754 *(.dynbss) 755 *(.bss) 756 *(.bss.*) 757 *(.share.mem) 758 *(.gnu.linkonce.b.*) 759 *(COMMON) 760 . = ALIGN (8); 761 _bss_end = ABSOLUTE(.); 762 __bss_end = ABSOLUTE(.); 763 } GROUP_LINK_IN(RAMABLE_REGION) 764 765 /* Provide total SRAM usage, including IRAM and DRAM */ 766 _image_ram_start = _init_start - IRAM_DRAM_OFFSET; 767 #include <zephyr/linker/ram-end.ld> 768 769 ASSERT(((_end - ORIGIN(dram0_0_seg)) <= LENGTH(dram0_0_seg)), "DRAM segment data does not fit.") 770 771 /* --- END OF DRAM --- */ 772 773 /* --- START OF IROM --- */ 774 775 /* Symbols used during the application memory mapping */ 776 _image_irom_start = LOADADDR(.flash.text); 777 _image_irom_size = LOADADDR(.flash.text) + SIZEOF(.flash.text) - _image_irom_start; 778 _image_irom_vaddr = ADDR(.flash.text); 779 780 /* Align next section to 64k to allow mapping */ 781 .flash.text_dummy (NOLOAD) : 782 { 783 . = ALIGN(CACHE_ALIGN); 784 } GROUP_LINK_IN(ROMABLE_REGION) 785 786 .flash.text : ALIGN(0x10) 787 { 788 _stext = .; 789 _instruction_reserved_start = ABSOLUTE(.); 790 _text_start = ABSOLUTE(.); 791 __text_region_start = ABSOLUTE(.); 792 __rom_region_start = ABSOLUTE(.); 793 794#if !defined(CONFIG_ESP32_WIFI_IRAM_OPT) 795 *libnet80211.a:( .wifi0iram .wifi0iram.* .wifislpiram .wifislpiram.* .wifiextrairam .wifiextrairam.*) 796 *libpp.a:( .wifi0iram .wifi0iram.* .wifislpiram .wifislpiram.* .wifiorslpiram .wifiorslpiram.* .wifiextrairam .wifiextrairam.*) 797#endif 798 799#if !defined(CONFIG_ESP32_WIFI_RX_IRAM_OPT) 800 *libnet80211.a:( .wifirxiram .wifirxiram.* .wifislprxiram .wifislprxiram.*) 801 *libpp.a:( .wifirxiram .wifirxiram.* .wifislprxiram .wifislprxiram.*) 802#endif 803 804 *(.stub .gnu.warning .gnu.linkonce.literal.* .gnu.linkonce.t.*.literal .gnu.linkonce.t.*) 805 *(.irom0.text) /* catch stray ICACHE_RODATA_ATTR */ 806 *(.fini.literal) 807 *(.fini) 808 *(.gnu.version) 809 *(.literal .text .literal.* .text.*) 810 811 /* CPU will try to prefetch up to 16 bytes of 812 * of instructions. This means that any configuration (e.g. MMU, PMS) must allow 813 * safe access to up to 16 bytes after the last real instruction, add 814 * dummy bytes to ensure this 815 */ 816 . += 16; 817 818 _text_end = ABSOLUTE(.); 819 _instruction_reserved_end = ABSOLUTE(.); /* This is a symbol marking the flash.text end, this can be used for mmu driver to maintain virtual address */ 820 __text_region_end = ABSOLUTE(.); 821 __rom_region_end = ABSOLUTE(.); 822 _etext = .; 823 824 } GROUP_DATA_LINK_IN(FLASH_CODE_REGION, ROMABLE_REGION) 825 826 /* --- END OF IROM --- */ 827 828 /* --- START OF DROM --- */ 829 830 /* This dummy section represents the .flash.text section but in default_rodata_seg. 831 * Thus, it must have its alignment and (at least) its size. 832 */ 833 .flash.rodata_dummy (NOLOAD): 834 { 835 _flash_rodata_dummy_start = ABSOLUTE(.); 836 . += SIZEOF(.flash.text); 837 . = ALIGN(CACHE_ALIGN); 838 } GROUP_LINK_IN(RODATA_REGION) 839 840 _image_drom_start = LOADADDR(.flash.rodata); 841 _image_drom_size = LOADADDR(.flash.rodata_end) + SIZEOF(.flash.rodata_end) - _image_drom_start; 842 _image_drom_vaddr = ADDR(.flash.rodata); 843 844 .flash.rodata : ALIGN(CACHE_ALIGN) 845 { 846 _image_rodata_start = ABSOLUTE(.); 847 _rodata_reserved_start = ABSOLUTE(.); /* This is a symbol marking the flash.rodata start, this can be used for mmu driver to maintain virtual address */ 848 _rodata_start = ABSOLUTE(.); 849 __rodata_region_start = ABSOLUTE(.); 850 851 . = ALIGN(4); 852 #include <snippets-rodata.ld> 853 854 *(.irom1.text) /* catch stray ICACHE_RODATA_ATTR */ 855 *(.gnu.linkonce.r.*) 856 *(.rodata) 857 *(.rodata.*) 858 *(.rodata1) 859 __XT_EXCEPTION_TABLE_ = ABSOLUTE(.); 860 *(.xt_except_table) 861 *(.gcc_except_table .gcc_except_table.*) 862 *(.gnu.linkonce.e.*) 863 *(.gnu.version_r) 864 . = (. + 3) & ~ 3; 865 __eh_frame = ABSOLUTE(.); 866 KEEP(*(.eh_frame)) 867 . = (. + 7) & ~ 3; 868 869 /* C++ exception handlers table: */ 870 __XT_EXCEPTION_DESCS_ = ABSOLUTE(.); 871 *(.xt_except_desc) 872 *(.gnu.linkonce.h.*) 873 __XT_EXCEPTION_DESCS_END__ = ABSOLUTE(.); 874 *(.xt_except_desc_end) 875 *(.dynamic) 876 *(.gnu.version_d) 877 . = ALIGN(4); 878 __rodata_region_end = ABSOLUTE(.); 879 /* Literals are also RO data. */ 880 _lit4_start = ABSOLUTE(.); 881 *(*.lit4) 882 *(.lit4.*) 883 *(.gnu.linkonce.lit4.*) 884 _lit4_end = ABSOLUTE(.); 885 . = ALIGN(4); 886 *(.rodata_wlog) 887 *(.rodata_wlog*) 888 . = ALIGN(4); 889 } GROUP_DATA_LINK_IN(RODATA_REGION, ROMABLE_REGION) 890 891 #include <zephyr/linker/cplusplus-rom.ld> 892 #include <zephyr/linker/common-rom/common-rom-init.ld> 893 #include <zephyr/linker/common-rom/common-rom-kernel-devices.ld> 894 #include <zephyr/linker/common-rom/common-rom-ztest.ld> 895 #include <zephyr/linker/common-rom/common-rom-net.ld> 896 #include <zephyr/linker/common-rom/common-rom-bt.ld> 897 #include <zephyr/linker/common-rom/common-rom-debug.ld> 898 #include <zephyr/linker/common-rom/common-rom-misc.ld> 899 #include <zephyr/linker/thread-local-storage.ld> 900 #include <snippets-sections.ld> 901 902 /* Create an explicit section at the end of all the data that shall be mapped into drom. 903 * This is used to calculate the size of the _image_drom_size variable */ 904 .flash.rodata_end : ALIGN(0x10) 905 { 906 . = ALIGN(4); 907 _rodata_reserved_end = ABSOLUTE(.); 908 _image_rodata_end = ABSOLUTE(.); 909 } GROUP_DATA_LINK_IN(RODATA_REGION, ROMABLE_REGION) 910 911 /* --- END OF DROM --- */ 912 913 /* --- START OF SPIRAM --- */ 914 915 /** 916 * This section is required to skip flash rodata sections, because `ext_ram_seg` 917 * and `drom0_0_seg` are on the same bus 918 */ 919#if defined(CONFIG_ESP_SPIRAM) 920 921 /* This section is required to skip flash rodata sections, because `ext_[id]ram_seg` 922 * and `drom0_0_seg` are on the same bus */ 923 .ext_ram.dummy (NOLOAD): 924 { 925 . = ADDR(.flash.rodata_end) - ORIGIN(ext_dram_seg); 926 . = ALIGN (CACHE_ALIGN); 927 } GROUP_LINK_IN(ext_dram_seg) 928 929 /* This section holds .ext_ram.bss data, and will be put in PSRAM */ 930 .ext_ram.bss (NOLOAD) : 931 { 932 _ext_ram_start = ABSOLUTE(.); 933 _ext_ram_noinit_start = ABSOLUTE(.); 934 935#ifdef CONFIG_ESP32_WIFI_NET_ALLOC_SPIRAM 936 *libdrivers__wifi.a:(.noinit .noinit.*) 937 *libsubsys__net__l2__ethernet.a:(.noinit .noinit.*) 938 *libsubsys__net__lib__config.a:(.noinit .noinit.*) 939 *libsubsys__net__ip.a:(.noinit .noinit.*) 940 *libsubsys__net.a:(.noinit .noinit.*) 941#endif /* CONFIG_ESP32_WIFI_NET_ALLOC_SPIRAM */ 942 . = ALIGN(16); 943 _ext_ram_noinit_end = ABSOLUTE(.); 944 945 _ext_ram_bss_start = ABSOLUTE(.); 946 *(.ext_ram.bss*) 947 . = ALIGN(16); 948 _ext_ram_bss_end = ABSOLUTE(.); 949 950 _spiram_heap_start = ABSOLUTE(.); 951 . = . + CONFIG_ESP_SPIRAM_HEAP_SIZE - (_spiram_heap_start - _ext_ram_bss_start); 952 . = ALIGN(4); 953 954 _ext_ram_end = ABSOLUTE(.); 955 } GROUP_LINK_IN(ext_dram_seg) 956 957#endif /* CONFIG_ESP_SPIRAM */ 958 959 /* --- END OF SPIRAM --- */ 960 961 /* --- XTENSA GLUE AND DEBUG BEGIN --- */ 962#ifdef CONFIG_GEN_ISR_TABLES 963#include <zephyr/linker/intlist.ld> 964#endif 965 966#include <zephyr/linker/debug-sections.ld> 967 968 .xtensa.info 0 : { *(.xtensa.info) } 969 .xt.insn 0 : 970 { 971 KEEP (*(.xt.insn)) 972 KEEP (*(.gnu.linkonce.x.*)) 973 } 974 .xt.prop 0 : 975 { 976 KEEP (*(.xt.prop)) 977 KEEP (*(.xt.prop.*)) 978 KEEP (*(.gnu.linkonce.prop.*)) 979 } 980 .xt.lit 0 : 981 { 982 KEEP (*(.xt.lit)) 983 KEEP (*(.xt.lit.*)) 984 KEEP (*(.gnu.linkonce.p.*)) 985 } 986 .xt.profile_range 0 : 987 { 988 KEEP (*(.xt.profile_range)) 989 KEEP (*(.gnu.linkonce.profile_range.*)) 990 } 991 .xt.profile_ranges 0 : 992 { 993 KEEP (*(.xt.profile_ranges)) 994 KEEP (*(.gnu.linkonce.xt.profile_ranges.*)) 995 } 996 .xt.profile_files 0 : 997 { 998 KEEP (*(.xt.profile_files)) 999 KEEP (*(.gnu.linkonce.xt.profile_files.*)) 1000 } 1001 1002} 1003 1004 /* --- XTENSA GLUE AND DEBUG END --- */ 1005 1006ASSERT(((_iram_end - ORIGIN(iram0_0_seg)) <= LENGTH(iram0_0_seg)), 1007 "IRAM0 segment data does not fit.") 1008 1009ASSERT(((_end - ORIGIN(dram0_0_seg)) <= LENGTH(dram0_0_seg)), 1010 "DRAM segment data does not fit.") 1011 1012#if defined(CONFIG_ESP_SPIRAM) 1013ASSERT(((_ext_ram_end - _ext_ram_start) <= CONFIG_ESP_SPIRAM_SIZE), 1014 "External SPIRAM overflowed.") 1015#endif 1016
