/* * Copyright (c) 2022 Raspberry Pi (Trading) Ltd. * * SPDX-License-Identifier: BSD-3-Clause */ #include "lwip/init.h" #include "pico/time.h" #if NO_SYS /* lwip has provision for using a mutex, when applicable */ sys_prot_t sys_arch_protect(void) { return 0; } void sys_arch_unprotect(sys_prot_t pval) { (void) pval; } /* lwip needs a millisecond time source, and the TinyUSB board support code has one available */ uint32_t sys_now(void) { return to_ms_since_boot(get_absolute_time()); } #endif