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ld: improve flash size enforcing description

This commit is contained in:
King Kévin 2018-04-06 19:55:52 +02:00
parent fcbabf1ea7
commit d6990728a5
2 changed files with 13 additions and 3 deletions
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7
application.ld
View File

@ -6,12 +6,17 @@
/* Define memory regions. */ /* Define memory regions. */
MEMORY MEMORY
{ {
rom (rx) : ORIGIN = 0x08000000 + 8K, LENGTH = 120K rom (rx) : ORIGIN = 0x08000000 + 8K, LENGTH = 128K-8K
ram (rwx) : ORIGIN = 0x20000000, LENGTH = 20K ram (rwx) : ORIGIN = 0x20000000, LENGTH = 20K
} }
PROVIDE(__application_beginning = ORIGIN(rom)); PROVIDE(__application_beginning = ORIGIN(rom));
/* only provide application_end and/or flash_end if you want to force a flash size /* only provide application_end and/or flash_end if you want to force a flash size
i.e. STM32F103x8 most often have if fact 128 KB instead of the specified and advertised 64 KB i.e. STM32F103x8 most often have if fact 128 KB instead of the specified and advertised 64 KB
PROVIDE(__application_end = ORIGIN(rom) + LENGTH(rom));
PROVIDE(__flash_end = ORIGIN(rom) + LENGTH(rom));
else
PROVIDE(__application_end = 0);
PROVIDE(__flash_end = 0);
*/ */
PROVIDE(__application_end = ORIGIN(rom) + LENGTH(rom)); PROVIDE(__application_end = ORIGIN(rom) + LENGTH(rom));
PROVIDE(__flash_end = ORIGIN(rom) + LENGTH(rom)); PROVIDE(__flash_end = ORIGIN(rom) + LENGTH(rom));

9
bootloader.ld
View File

@ -12,9 +12,14 @@ MEMORY
PROVIDE(__application_beginning = ORIGIN(rom) + LENGTH(rom)); PROVIDE(__application_beginning = ORIGIN(rom) + LENGTH(rom));
/* only provide application_end and/or flash_end if you want to force a flash size /* only provide application_end and/or flash_end if you want to force a flash size
i.e. STM32F103x8 most often have if fact 128 KB instead of the specified and advertised 64 KB i.e. STM32F103x8 most often have if fact 128 KB instead of the specified and advertised 64 KB
PROVIDE(__application_end = __application_beginning + 128K - 8K);
PROVIDE(__flash_end = __application_beginning + 128K - 8K);
else
PROVIDE(__application_end = 0);
PROVIDE(__flash_end = 0);
*/ */
PROVIDE(__application_end = __application_beginning + 120K); PROVIDE(__application_end = __application_beginning + 128K - 8K);
PROVIDE(__flash_end = __application_beginning + 120K); PROVIDE(__flash_end = __application_beginning + 128K - 8K);
/* include rest of the definitions for the STM32F1 family */ /* include rest of the definitions for the STM32F1 family */
INCLUDE libopencm3_stm32f1.ld INCLUDE libopencm3_stm32f1.ld