UpsilonNumworks/Upsilon
1
0
Fork 0
mirror of https://github.com/UpsilonNumworks/Upsilon.git synced 2026-01-19 00:37:25 +01:00
Code Issues Packages Projects Releases Wiki Activity

[ion/device/external_flash] Add dsb instruction in method wait

Browse Source 
This mimics the behavior of InternalFlash::wait, and fixes a bug found
on the bench when reading the flashed firmware.
This commit is contained in:
Gabriel Ozouf
2021-03-25 16:41:05 +01:00
committed by Gabriel
parent b80daf70d3
commit 5ccf8d6b97
1 changed files with 2 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
ion/src/device/shared/drivers/external_flash.cpp
View File

@@ -1,4 +1,5 @@
#include "external_flash.h"
#include <drivers/cache.h>
#include <drivers/config/external_flash.h>
#include <drivers/config/clocks.h>
#include <ion/timing.h>
@@ -179,6 +180,7 @@ static inline void send_read_command(Command c, uint8_t * address, uint8_t * dat
}
static inline void wait() {
Cache::dsb();
ExternalFlashStatusRegister::StatusRegister1 statusRegister1(0);
do {
send_read_command(Command::ReadStatusRegister1, reinterpret_cast<uint8_t *>(FlashAddressSpaceSize), reinterpret_cast<uint8_t *>(&statusRegister1), sizeof(statusRegister1));