From 08a24c5f41adab401e51c3b8c4886d8fa91d256f Mon Sep 17 00:00:00 2001 From: Damien George Date: Fri, 22 Feb 2019 22:24:36 +1100 Subject: [PATCH] stm32/mpconfigport.h: Enable lwIP concurrency protection mechanism. --- ports/stm32/mpconfigport.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/ports/stm32/mpconfigport.h b/ports/stm32/mpconfigport.h index 7ae2ac77b0..712697c80e 100644 --- a/ports/stm32/mpconfigport.h +++ b/ports/stm32/mpconfigport.h @@ -357,6 +357,11 @@ static inline mp_uint_t disable_irq(void) { #define MICROPY_THREAD_YIELD() #endif +// The LwIP interface must run at a raised IRQ priority +#define MICROPY_PY_LWIP_ENTER uint32_t irq_state = raise_irq_pri(IRQ_PRI_PENDSV); +#define MICROPY_PY_LWIP_REENTER irq_state = raise_irq_pri(IRQ_PRI_PENDSV); +#define MICROPY_PY_LWIP_EXIT restore_irq_pri(irq_state); + // We need an implementation of the log2 function which is not a macro #define MP_NEED_LOG2 (1)