mirror of
https://github.com/RfidResearchGroup/proxmark3.git
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46 lines
2.5 KiB
Plaintext
46 lines
2.5 KiB
Plaintext
/*-----------------------------------------------------------------------------
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* Copyright (C) Proxmark3 contributors. See AUTHORS.md for details.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* See LICENSE.txt for the text of the license.
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*-----------------------------------------------------------------------------
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*-----------------------------------------------------------------------------
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* Common linker script
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*-----------------------------------------------------------------------------
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*/
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stacksize = DEFINED(stacksize) ? stacksize : 8488;
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commonareasize = 0x20;
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/* AT91SAM7S256 has 256k Flash and 64k RAM */
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/* AT91SAM7S512 has 512k Flash and 64k RAM */
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/* boot space = 8192bytes (0x2000) */
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/* osimage space = (512k - 0x2000 == 524288 - 8192 == 516096bytes == 0x7E000 ) */
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MEMORY
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{
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bootphase1 : ORIGIN = 0x00100000, LENGTH = 0x200 /* Phase 1 bootloader: Copies real bootloader to RAM */
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bootphase2 : ORIGIN = 0x00100200, LENGTH = 0x2000 - 0x200 /* Main bootloader code, stored in Flash, executed from RAM */
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osimage : ORIGIN = 0x00102000, LENGTH = 512K - 0x2000 /* Place where the main OS will end up */
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ram : ORIGIN = 0x00200000, LENGTH = 64K - commonareasize /* RAM, minus small common area */
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stack : ORIGIN = 0x00200000 + 64K - stacksize - commonareasize, LENGTH = stacksize /* Stack */
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commonarea : ORIGIN = 0x00200000 + 64K - commonareasize, LENGTH = commonareasize /* Communication between bootloader and main OS */
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}
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/* Export some information that can be used from within the firmware */
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_bootphase1_version_pointer = ORIGIN(bootphase1) + LENGTH(bootphase1) - 0x4;
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_osimage_entry = ORIGIN(osimage);
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_bootrom_start = ORIGIN(bootphase1);
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_bootrom_end = ORIGIN(bootphase2) + LENGTH(bootphase2);
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_flash_start = ORIGIN(bootphase1);
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_flash_end = ORIGIN(osimage) + LENGTH(osimage);
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_stack_start = ORIGIN(stack);
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_stack_end = ORIGIN(ram) + LENGTH(ram) - 8;
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