diff options
Diffstat (limited to 'contrib/loaders/flash/stm32l4x.S')
| -rw-r--r-- | contrib/loaders/flash/stm32l4x.S | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/contrib/loaders/flash/stm32l4x.S b/contrib/loaders/flash/stm32l4x.S index 045f9d0..799dec5 100644 --- a/contrib/loaders/flash/stm32l4x.S +++ b/contrib/loaders/flash/stm32l4x.S @@ -65,7 +65,10 @@ wait_fifo: beq exit ldr r5, [r0, #4] /* read rp */ subs r6, r8, r5 /* number of bytes available for read in r6*/ - cmp r6, #7 /* wait until 8 bytes are available */ + itt mi /* if wrapped around*/ + addmi r6, r1 /* add size of buffer */ + submi r6, r0 + cmp r6, #8 /* wait until 8 bytes are available */ bcc wait_fifo ldr r6, STM32_PROG |