2015-11-24 08:35:24 -05:00
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/*
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GNU linker script for STM32F429i-Discovery kit with external 8MByte SDRam
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*/
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/* Specify the memory areas */
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MEMORY
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2017-07-18 23:12:10 -04:00
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{
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2015-11-24 08:35:24 -05:00
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FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 0x0200000 /* entire flash, 2048 KiB */
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FLASH_ISR (rx) : ORIGIN = 0x08000000, LENGTH = 0x0004000 /* sector 0, 16 KiB */
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FLASH_TEXT (rx) : ORIGIN = 0x08020000, LENGTH = 0x0088000 /* sectors 5,6,7,8, 4*128KiB = 512 KiB (could increase it more) */
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RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 0x0030000 /* 192 KiB */
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SDRAM(xrw) : ORIGIN = 0xC0000000, LENGTH = 0x0800000 /* 8 MByte */
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}
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2017-07-18 23:12:10 -04:00
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2015-11-24 08:35:24 -05:00
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/* produce a link error if there is not this amount of RAM for these sections */
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_minimum_stack_size = 2K;
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_minimum_heap_size = 16K;
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2017-07-18 23:12:10 -04:00
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2017-01-30 01:47:11 -05:00
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/* Define tho top end of the stack. The stack is full descending so begins just
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above last byte of RAM. Note that EABI requires the stack to be 8-byte
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aligned for a call. */
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_estack = ORIGIN(RAM) + LENGTH(RAM);
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2015-11-24 08:35:24 -05:00
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2016-09-21 05:49:45 -04:00
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/* define common sections and symbols */
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INCLUDE common.ld
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2015-11-24 08:35:24 -05:00
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/* RAM extents for the garbage collector */
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2016-09-21 05:49:45 -04:00
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_ram_start = ORIGIN(RAM);
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2015-11-24 08:35:24 -05:00
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_ram_end = ORIGIN(RAM) + LENGTH(RAM);
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2016-09-21 05:49:45 -04:00
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_heap_start = _ebss; /* heap starts just after statically allocated memory */
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2015-11-24 08:35:24 -05:00
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_heap_end = 0x2001c000; /* tunable */
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