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armcm_reset: Introduce Kconfig FLASH_BOOT_ADDRESS value

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Specify the arm architecture flash bootup address for each chip type
in Kconfig using a new FLASH_BOOT_ADDRESS setting.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor
2022-11-03 12:41:28 -04:00
parent 11dd273b34
commit 42e9adcfc9
8 changed files with 26 additions and 6 deletions
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6
src/rp2040/Kconfig
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@@ -31,6 +31,10 @@ config FLASH_SIZE
hex
default 0x200000
config FLASH_BOOT_ADDRESS
hex
default 0x10000100 # Stage2 binary starts at 0x10000000
config RAM_START
hex
default 0x20000000
@@ -45,7 +49,7 @@ config STACK_SIZE
config FLASH_START
hex
default 0x10000000
default 0x10000100
######################################################################

4
src/rp2040/rp2040_link.lds.S
View File

@@ -4,14 +4,14 @@
//
// This file may be distributed under the terms of the GNU GPLv3 license.
#include "autoconf.h" // CONFIG_FLASH_START
#include "autoconf.h" // CONFIG_FLASH_SIZE
OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
OUTPUT_ARCH(arm)
MEMORY
{
rom (rx) : ORIGIN = CONFIG_FLASH_START , LENGTH = CONFIG_FLASH_SIZE
rom (rx) : ORIGIN = 0x10000000 , LENGTH = CONFIG_FLASH_SIZE
ram (rwx) : ORIGIN = CONFIG_RAM_START , LENGTH = CONFIG_RAM_SIZE
}