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stm32: Fix DFU entry point on stm32f072 

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2021-12-18 20:45:22 -05:00
parent e14dca0f06
commit 617f620f00
1 changed files with 2 additions and 0 deletions
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2
src/stm32/stm32f0.c
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@ -172,6 +172,8 @@ check_usb_dfu_bootloader(void)
return;
*(uint64_t*)USB_BOOT_FLAG_ADDR = 0;
uint32_t *sysbase = (uint32_t*)0x1fffc400;
if (CONFIG_MACH_STM32F072)
sysbase = (uint32_t*)0x1fffc800;
asm volatile("mov sp, %0\n bx %1"
: : "r"(sysbase[0]), "r"(sysbase[1]));
}