3diy
/
klipper
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

stm32: Just clean dcache instead of disabling on stm32h7 dfu reboot 

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2022-12-16 17:29:45 -05:00
parent 02b45c91fb
commit 0c43ae1fd4
1 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
src/stm32/stm32h7.c
View File

@ -216,8 +216,9 @@ static void
usb_reboot_for_dfu_bootloader(void)
{
irq_disable();
SCB_DisableDCache();
*(uint64_t*)USB_BOOT_FLAG_ADDR = USB_BOOT_FLAG;
uint64_t *bflag = (void*)USB_BOOT_FLAG_ADDR;
*bflag = USB_BOOT_FLAG;
SCB_CleanDCache_by_Addr((void*)bflag, sizeof(*bflag));
NVIC_SystemReset();
}