94 lines
2.1 KiB
Plaintext
94 lines
2.1 KiB
Plaintext
/* Copyright 2019 SoloKeys Developers */
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/* */
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/* Licensed under the Apache License, Version 2.0, <LICENSE-APACHE or */
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/* http://apache.org/licenses/LICENSE-2.0> or the MIT license <LICENSE-MIT or */
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/* http://opensource.org/licenses/MIT>, at your option. This file may not be */
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/* copied, modified, or distributed except according to those terms. */
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ENTRY(Reset_Handler)
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/* End of RAM */
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_estack = 0x2000c000;
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_MIN_STACK_SIZE = 0x400;
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/*
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len | 20 KB/10p| 196KB-8-8/98p | 2kB/1p | 38 KB/19p |
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pos | 0->20 KB | 20->216KB-8-8 | 216kB -> 218 kB | 218->256 KB |
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posp | 0-10 | 10-113 | 113-114 | 113-128 |
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desc | bootloader | application | bootloader data | secrets/data |
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Last 8 bytes in application space are occupied by bootloader flags - app
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authorization and bootloader activation flag.
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*/
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/* Current firmware version number is concatenated to the firmware code - see .flag marker */
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/* flash length is (APPLICATION_END_PAGE-20*1024), where 20K is bootloader */
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MEMORY
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{
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flash (rx) : ORIGIN = 0x08000000 + 20K, LENGTH = 216K - 20K - 8
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ram (xrw) : ORIGIN = 0x20000000, LENGTH = 48K
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sram2 (rw) : ORIGIN = 0x10000000, LENGTH = 16K
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}
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SECTIONS
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{
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.isr_vector :
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{
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. = ALIGN(8);
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KEEP(*(.isr_vector))
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. = ALIGN(8);
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} >flash
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.text :
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{
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. = ALIGN(8);
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*(.text*)
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*(.rodata*)
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KEEP(*(.init))
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KEEP(*(.finit))
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. = ALIGN(8);
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_etext = .;
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} >flash
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_sidata = LOADADDR(.data);
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.data :
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{
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. = ALIGN(8);
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_sdata = .;
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*(.data*)
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. = ALIGN(8);
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_edata = .;
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} >sram2 AT> flash
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.flag :
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{
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. = ALIGN(8);
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KEEP(*(.flag)) ;
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} > flash
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.bss :
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{
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. = ALIGN(4);
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_sbss = .;
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__bss_start__ = _sbss;
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*(.bss*)
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*(COMMON)
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. = ALIGN(4);
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_ebss = .;
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__bss_end__ = _ebss;
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} > ram
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._stack :
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{
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. = ALIGN(8);
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end = .;
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_end = .;
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. = . + _MIN_STACK_SIZE;
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. = ALIGN(8);
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} > ram
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}
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