/* * This file is part of the libopencm3 project. * * Copyright (C) 2010 Thomas Otto * Copyright (C) 2010 Mark Butler * Copyright (C) 2012 Karl Palsson * * This library is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this library. If not, see . */ #include void flash_64bit_enable(void) { FLASH_ACR |= FLASH_ACR_ACC64; } void flash_64bit_disable(void) { FLASH_ACR &= ~FLASH_ACR_ACC64; } void flash_prefetch_enable(void) { FLASH_ACR |= FLASH_ACR_PRFTEN; } void flash_prefetch_disable(void) { FLASH_ACR &= ~FLASH_ACR_PRFTEN; } void flash_set_ws(u32 ws) { u32 reg32; reg32 = FLASH_ACR; reg32 &= ~(1 << 0); reg32 |= ws; FLASH_ACR = reg32; }