move uf2 led blink fast to ghostfat

src/flash.c

@@ -46,23 +46,11 @@
 
 static uint32_t _fl_addr = FLASH_CACHE_INVALID_ADDR;
 static uint8_t _fl_buf[FLASH_PAGE_SIZE] __attribute__((aligned(4)));
-static bool _first_flush = true;
-
 
 void flash_flush(void)
 {
   if ( _fl_addr == FLASH_CACHE_INVALID_ADDR ) return;
 
-  if ( _first_flush )
-  {
-    _first_flush = false;
-
-    // disable softdevice
-    sd_softdevice_disable();
-
-    led_blink_fast(true);
-  }
-
   if ( memcmp(_fl_buf, (void *) _fl_addr, FLASH_PAGE_SIZE) != 0 )
   {
     nrf_nvmc_page_erase(_fl_addr);
@@ -72,7 +60,7 @@ void flash_flush(void)
   _fl_addr = FLASH_CACHE_INVALID_ADDR;
 }
 
-void flash_write (uint32_t dst, const void *src, int len)
+void flash_write (uint32_t dst, void const *src, int len)
 {
   uint32_t newAddr = dst & ~(FLASH_PAGE_SIZE - 1);
 

src/usb/uf2/ghostfat.c

@@ -280,6 +280,13 @@ int write_block(uint32_t block_no, uint8_t *data, bool quiet/*, WriteState *stat
     } else {
         // logval("write block at", bl->targetAddr);
         NRF_LOG_DEBUG("Write block at %x", bl->targetAddr);
+
+        static bool first_write = true;
+        if ( first_write ) {
+          first_write = false;
+          led_blink_fast(true);
+        }
+    
         flash_write(bl->targetAddr, bl->data, bl->payloadSize);
     }
 
@@ -299,13 +306,7 @@ int write_block(uint32_t block_no, uint8_t *data, bool quiet/*, WriteState *stat
                 state->numWritten++;
             }
             if (state->numWritten >= state->numBlocks) {
-                // wait a little bit before resetting, to avoid Windows transmit error
-                // https://github.com/Microsoft/uf2-samd21/issues/11
-                if (!quiet) {
-
-                }
-
-                // flush last blocks if needed
+                // flush last blocks
                 flash_flush();
 
                 uf2_write_complete(state->numBlocks);