112 lines
2.7 KiB
Plaintext
112 lines
2.7 KiB
Plaintext
/*
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* Copyright (c) 2020 AIIT XUOS Lab
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* XiUOS is licensed under Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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* http://license.coscl.org.cn/MulanPSL2
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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*/
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__SYSTEM_STACKSIZE__ = 0x400;
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OUTPUT_ARCH(arm)
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MEMORY
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{
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flash (rx) : ORIGIN = 0x08000000, LENGTH = 256k /* 512KB flash */
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sram (rw) : ORIGIN = 0x20001000, LENGTH = 124k /* 124k sram */
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}
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ENTRY(Reset_Handler)
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SECTIONS
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{
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.text :
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{
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. = ALIGN(4);
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PROVIDE(_stext = ABSOLUTE(.));
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KEEP(*(.isr_vector)) /* Startup code */
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. = ALIGN(4);
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*(.text .text.*) /* Normal code */
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*(.rodata .rodata*) /* read-only data (constants) */
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*(.glue_7)
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*(.glue_7t)
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/* section information for shell */
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. = ALIGN(4);
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_shell_command_start = .;
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KEEP (*(shellCommand))
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_shell_command_end = .;
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. = ALIGN(4);
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/* the work i did */
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PROVIDE(__ctors_start__ = .);
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KEEP (*(SORT(.init_array.*)))
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KEEP (*(.init_array))
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PROVIDE(__ctors_end__ = .);
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. = ALIGN(4);
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/* the work i did */
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__isrtbl_idx_start = .;
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KEEP(*(.isrtbl.idx))
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__isrtbl_start = .;
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KEEP(*(.isrtbl))
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__isrtbl_end = .;
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. = ALIGN(4);
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PROVIDE(g_service_table_start = ABSOLUTE(.));
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KEEP(*(.g_service_table))
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PROVIDE(g_service_table_end = ABSOLUTE(.));
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PROVIDE(_etext = ABSOLUTE(.));
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} > flash
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/* .ARM.exidx is sorted, so has to go in its own output section. */
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__exidx_start = .;
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.ARM.exidx :
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{
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PROVIDE(__exidx_start = ABSOLUTE(.));
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*(.ARM.exidx* .gnu.linkonce.armexidx.*)
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_sidata = .;
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PROVIDE(__exidx_end = ABSOLUTE(.));
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} > flash
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.data : AT(__exidx_end)
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{
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. = ALIGN(4);
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PROVIDE(_sdata = ABSOLUTE(.));
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*(.data .data.*)
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PROVIDE(_edata = ABSOLUTE(.));
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} > sram
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.bss :
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{
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. = ALIGN(4);
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__bss_start = ABSOLUTE(.);
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*(.bss .bss.*)
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*(COMMON)
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. = ALIGN(4);
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__bss_end = ABSOLUTE(.);
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} > sram
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.stack :
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{
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. = ALIGN(4);
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PROVIDE(__stack_start__ = ABSOLUTE(.));
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/* cpu stack */
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. = . + __SYSTEM_STACKSIZE__;
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__stack_tp = .;
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PROVIDE(__stack_end__ = ABSOLUTE(.));
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} > sram
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_end = ABSOLUTE(.);
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}
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