/* mbed Microcontroller Library * Copyright (c) 2006-2015 ARM Limited * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifdef __cplusplus extern "C" { #endif #include <rt_misc.h> #include <stdint.h> extern char Image$$RW_IRAM1$$ZI$$Limit[]; extern __value_in_regs struct __initial_stackheap __user_setup_stackheap(uint32_t R0, uint32_t R1, uint32_t R2, uint32_t R3) { uint32_t zi_limit = (uint32_t)Image$$RW_IRAM1$$ZI$$Limit; uint32_t sp_limit = __current_sp(); zi_limit = (zi_limit + 7) & ~0x7; // ensure zi_limit is 8-byte aligned struct __initial_stackheap r; r.heap_base = zi_limit; r.heap_limit = sp_limit; return r; } #ifdef __cplusplus } #endif