/**************************************************************************** * device/qemu/esp32/ESP32.ld * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. The * ASF licenses this file to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance with the * License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations * under the License. * ****************************************************************************/ MEMORY { drom (r) : ORIGIN = 0x3f400010, LENGTH = 0x800000 extmem (rwx) : ORIGIN = 0x3f800000, LENGTH = 0x400000 dram (rw) : ORIGIN = 0x3ffb0000, LENGTH = 0x50000 iram_0 (rx) : ORIGIN = 0x40080000, LENGTH = 0x20000 iram_1 (rx) : ORIGIN = 0x400D0018, LENGTH = 0x330000 } _eram = ORIGIN(dram) + LENGTH(dram); /* Default entry point: */ ENTRY(main); SECTIONS { /* Send .iram0 code to iram */ .iram0.vectors : { /* Vectors go to IRAM */ _init_start = ABSOLUTE(.); /* Vectors according to builds/RF-2015.2-win32/esp108_v1_2_s5_512int_2/config.html */ . = 0x0; KEEP(*(.WindowVectors.text)); . = 0x180; KEEP(*(.InterruptEntry2.text)); . = 0x1c0; KEEP(*(.InterruptEntry3.text)); . = 0x200; KEEP(*(.InterruptEntry4.text)); . = 0x240; KEEP(*(.InterruptEntry5.text)); . = 0x280; KEEP(*(.DebugExceptionHandler.text)); . = 0x2c0; KEEP(*(.NMIExceptionHandler.text)); . = 0x300; KEEP(*(.KernelExceptionHandler.text)); . = 0x340; KEEP(*(.UserExceptionHandler.text)); . = 0x3C0; KEEP(*(.DoubleExceptionHandler.text)); . = 0x400; *(.userVector) *(.*_vector.literal) . = ALIGN (16); *(.entry.text) *(.init.literal) *(.init) _init_end = ABSOLUTE(.); } > iram_0 .iram0.text : { /* Code marked as running out of IRAM */ _iram_text_start = ABSOLUTE(.); *(.iram1 .iram1.*) *(.iram*) *librtc.a:(.literal .text .literal.* .text.*) *libarch.a:esp32_spiflash.*(.literal .text .literal.* .text.*) *(.wifirxiram .wifirxiram.*) *(.wifi0iram .wifi0iram.*) *(.wifislpiram .wifislpiram.*) *(.wifislprxiram .wifislprxiram.*) *(.phyiram .phyiram.*) _iram_text_end = ABSOLUTE(.); /* IRAM heap starts at the end of iram */ . = ALIGN (4); _siramheap = ABSOLUTE(.); } > iram_0 /* Shared RAM */ .dram0.bss (NOLOAD) : { /* .bss initialized on power-up */ . = ALIGN (8); _sbss = ABSOLUTE(.); *(.dynsbss) *(.sbss) *(.sbss.*) *(.gnu.linkonce.sb.*) *(.scommon) *(.sbss2) *(.sbss2.*) *(.gnu.linkonce.sb2.*) *(.dynbss) KEEP (*(.bss)) *(.bss.*) *(.share.mem) *(.gnu.linkonce.b.*) *(COMMON) *libarch.a:esp32_spiflash.*(.bss .bss.* COMMON) . = ALIGN(8); __init_stack_s = ABSOLUTE(.); . += 0x1000; __init_stack_e = ABSOLUTE(.); _ebss = .; . = ALIGN(8); _ebss = ABSOLUTE(.); } >dram .dram0.data : { /* .data initialized on power-up in ROMed configurations. */ _sdata = ABSOLUTE(.); KEEP (*(.data)) KEEP (*(.data.*)) KEEP (*(.gnu.linkonce.d.*)) KEEP (*(.data1)) KEEP (*(.sdata)) KEEP (*(.sdata.*)) KEEP (*(.gnu.linkonce.s.*)) KEEP (*(.sdata2)) KEEP (*(.sdata2.*)) KEEP (*(.gnu.linkonce.s2.*)) KEEP (*(.jcr)) *(.dram1 .dram1.*) *libphy.a:(.rodata .rodata.*) *libarch.a:esp32_spiflash.*(.rodata .rodata.*) . = ALIGN(4); _edata = ABSOLUTE(.); /* Heap starts at the end of .data */ __heap_start = ABSOLUTE(.); . += 0x24000; . = ALIGN(4); __heap_end = ABSOLUTE(.); } >dram /* External memory bss, from any global variable with EXT_RAM_ATTR attribute */ .extmem.bss (NOLOAD) : { _sbss_extmem = ABSOLUTE(.); *(.extmem.bss .extmem.bss.*) . = ALIGN(4); _ebss_extmem = ABSOLUTE(.); } > extmem .flash.rodata : { _srodata = ABSOLUTE(.); *(.rodata) *(.rodata.*) *(.irom1.text) /* catch stray ICACHE_RODATA_ATTR */ *(.gnu.linkonce.r.*) *(.rodata1) __XT_EXCEPTION_TABLE_ = ABSOLUTE(.); *(.xt_except_table) *(.gcc_except_table) *(.gcc_except_table.*) *(.gnu.linkonce.e.*) *(.gnu.version_r) *(.eh_frame) . = (. + 3) & ~ 3; /* C++ constructor and destructor tables, properly ordered: */ _sinit = ABSOLUTE(.); KEEP (*crtbegin.o(.ctors)) KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors)) KEEP (*(SORT(.ctors.*))) KEEP (*(.ctors)) _einit = ABSOLUTE(.); KEEP (*crtbegin.o(.dtors)) KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors)) KEEP (*(SORT(.dtors.*))) KEEP (*(.dtors)) /* C++ exception handlers table: */ __XT_EXCEPTION_DESCS_ = ABSOLUTE(.); *(.xt_except_desc) *(.gnu.linkonce.h.*) __XT_EXCEPTION_DESCS_END__ = ABSOLUTE(.); *(.xt_except_desc_end) *(.dynamic) *(.gnu.version_d) _erodata = ABSOLUTE(.); /* Literals are also RO data. */ _lit4_start = ABSOLUTE(.); *(*.lit4) *(.lit4.*) *(.gnu.linkonce.lit4.*) _lit4_end = ABSOLUTE(.); . = ALIGN(4); } >drom .flash.text : { _stext = .; __text_start = ABSOLUTE(.); *(.literal .text .literal.* .text.* .stub .gnu.warning .gnu.linkonce.literal.* .gnu.linkonce.t.*.literal .gnu.linkonce.t.*) *(.irom0.text) /* catch stray ICACHE_RODATA_ATTR */ *(.fini.literal) *(.fini) *(.gnu.version) . = ALIGN(4); __zinitcall_bsp_start = .; KEEP (*(.zinitcall.bsp0.init)) KEEP (*(.zinitcall.bsp1.init)) KEEP (*(.zinitcall.bsp2.init)) KEEP (*(.zinitcall.bsp3.init)) KEEP (*(.zinitcall.bsp4.init)) __zinitcall_bsp_end = .; __zinitcall_device_start = .; KEEP (*(.zinitcall.device0.init)) KEEP (*(.zinitcall.device1.init)) KEEP (*(.zinitcall.device2.init)) KEEP (*(.zinitcall.device3.init)) KEEP (*(.zinitcall.device4.init)) __zinitcall_device_end = .; __zinitcall_core_start = .; KEEP (*(.zinitcall.core0.init)) KEEP (*(.zinitcall.core1.init)) KEEP (*(.zinitcall.core2.init)) KEEP (*(.zinitcall.core3.init)) KEEP (*(.zinitcall.core4.init)) __zinitcall_core_end = .; __zinitcall_sys_service_start = .; KEEP (*(.zinitcall.sys.service0.init)) KEEP (*(.zinitcall.sys.service1.init)) KEEP (*(.zinitcall.sys.service2.init)) KEEP (*(.zinitcall.sys.service3.init)) KEEP (*(.zinitcall.sys.service4.init)) __zinitcall_sys_service_end = .; __zinitcall_sys_feature_start = .; KEEP (*(.zinitcall.sys.feature0.init)) KEEP (*(.zinitcall.sys.feature1.init)) KEEP (*(.zinitcall.sys.feature2.init)) KEEP (*(.zinitcall.sys.feature3.init)) KEEP (*(.zinitcall.sys.feature4.init)) __zinitcall_sys_feature_end = .; __zinitcall_run_start = .; KEEP (*(.zinitcall.run0.init)) KEEP (*(.zinitcall.run1.init)) KEEP (*(.zinitcall.run2.init)) KEEP (*(.zinitcall.run3.init)) KEEP (*(.zinitcall.run4.init)) __zinitcall_run_end = .; __zinitcall_app_service_start = .; KEEP (*(.zinitcall.app.service0.init)) KEEP (*(.zinitcall.app.service1.init)) KEEP (*(.zinitcall.app.service2.init)) KEEP (*(.zinitcall.app.service3.init)) KEEP (*(.zinitcall.app.service4.init)) __zinitcall_app_service_end = .; __zinitcall_app_feature_start = .; KEEP (*(.zinitcall.app.feature0.init)) KEEP (*(.zinitcall.app.feature1.init)) KEEP (*(.zinitcall.app.feature2.init)) KEEP (*(.zinitcall.app.feature3.init)) KEEP (*(.zinitcall.app.feature4.init)) __zinitcall_app_feature_end = .; __zinitcall_test_start = .; KEEP (*(.zinitcall.test0.init)) KEEP (*(.zinitcall.test1.init)) KEEP (*(.zinitcall.test2.init)) KEEP (*(.zinitcall.test3.init)) KEEP (*(.zinitcall.test4.init)) __zinitcall_test_end = .; __zinitcall_exit_start = .; KEEP (*(.zinitcall.exit0.init)) KEEP (*(.zinitcall.exit1.init)) KEEP (*(.zinitcall.exit2.init)) KEEP (*(.zinitcall.exit3.init)) KEEP (*(.zinitcall.exit4.init)) __zinitcall_exit_end = .; __text_end = ABSOLUTE(.); _etext = .; } >iram_1 } PROVIDE ( uartAttach = 0x40008fd0 ); PROVIDE ( uart_baudrate_detect = 0x40009034 ); PROVIDE ( uart_buff_switch = 0x400093c0 ); PROVIDE ( UartConnCheck = 0x40008738 ); PROVIDE ( UartConnectProc = 0x40008a04 ); PROVIDE ( UartDev = 0x3ffe019c ); PROVIDE ( uart_div_modify = 0x400090cc ); PROVIDE ( UartDwnLdProc = 0x40008ce8 ); PROVIDE ( UartGetCmdLn = 0x40009564 ); PROVIDE ( Uart_Init = 0x40009120 ); PROVIDE ( UartRegReadProc = 0x40008a58 ); PROVIDE ( UartRegWriteProc = 0x40008a14 ); PROVIDE ( uart_rx_intr_handler = 0x40008f4c ); PROVIDE ( uart_rx_one_char = 0x400092d0 ); PROVIDE ( uart_rx_one_char_block = 0x400092a4 ); PROVIDE ( uart_rx_readbuff = 0x40009394 ); PROVIDE ( UartRxString = 0x400092fc ); PROVIDE ( UartSetBaudProc = 0x40008aac ); PROVIDE ( UartSpiAttachProc = 0x40008a6c ); PROVIDE ( UartSpiReadProc = 0x40008a80 ); PROVIDE ( uart_tx_flush = 0x40009258 ); PROVIDE ( uart_tx_one_char = 0x40009200 ); PROVIDE ( uart_tx_one_char2 = 0x4000922c ); PROVIDE ( uart_tx_switch = 0x40009028 ); PROVIDE ( uart_tx_wait_idle = 0x40009278 );