/** * @brief PAC55xxxx Memory Controller Driver * @author @htmlonly © @endhtmlonly 2020 Kevin Stefanik * @date April 1, 2020 * * This library supports the Memory Controller in the PAC55xx SoC from Qorvo. * * LGPL License Terms @ref lgpl_license */ /* * This file is part of the libopencm3 project. * * 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 memctl_flash_set_wstate(uint32_t wstate) { MEMCTL_MEMCTLR = (MEMCTL_MEMCTLR & ~MEMCTL_MEMCTLR_WSTATE(MEMCTL_MEMCTLR_WSTATE_MASK)) | MEMCTL_MEMCTLR_WSTATE(wstate); } void memctl_flash_set_mclkdiv(uint32_t div) { MEMCTL_MEMCTLR = (MEMCTL_MEMCTLR & ~MEMCTL_MEMCTLR_MCLKDIV(16)) | MEMCTL_MEMCTLR_MCLKDIV(div); } void memctl_flash_reset_write_buffer(void) { MEMCTL_MEMCTLR = (MEMCTL_MEMCTLR & ~MEMCTL_MEMCTLR_WRITEWORDCNT(MEMCTL_MEMCTLR_WRITEWORDCNT_MASK)); } void memctl_flash_standby_mode_enable(void) { MEMCTL_MEMCTLR |= MEMCTL_MEMCTLR_STBY; } void memctl_flash_standby_mode_disable(void) { MEMCTL_MEMCTLR &= ~MEMCTL_MEMCTLR_STBY; } void memctl_flash_cache_enable(void) { MEMCTL_MEMCTLR &= ~MEMCTL_MEMCTLR_CACHEDIS; } void memctl_flash_cache_disable(void) { MEMCTL_MEMCTLR |= MEMCTL_MEMCTLR_CACHEDIS; } void memctl_flash_select_roscclk(void) { MEMCTL_MEMCTLR &= ~MEMCTL_MEMCTLR_MCLKSEL; } void memctl_flash_select_mclk(void) { MEMCTL_MEMCTLR |= MEMCTL_MEMCTLR_MCLKSEL; } void memctl_sram_ecc_enable(void) { MEMCTL_MEMCTLR &= ~MEMCTL_MEMCTLR_ECCDIS; } void memctl_sram_ecc_disable(void) { MEMCTL_MEMCTLR |= MEMCTL_MEMCTLR_ECCDIS; } void memctl_sram_ecc_single_bit_interrupt_enable(void) { MEMCTL_MEMCTLR |= MEMCTL_MEMCTLR_SEIE; } void memctl_sram_ecc_single_bit_interrupt_disable(void) { MEMCTL_MEMCTLR &= ~MEMCTL_MEMCTLR_SEIE; } void memctl_sram_ecc_dual_bit_interrupt_enable(void) { MEMCTL_MEMCTLR |= MEMCTL_MEMCTLR_DEIE; } void memctl_sram_ecc_dual_bit_interrupt_disable(void) { MEMCTL_MEMCTLR &= ~MEMCTL_MEMCTLR_DEIE; } void memctl_invaddr_interrupt_enable(void) { MEMCTL_MEMCTLR |= MEMCTL_MEMCTLR_INVADDRIE; } void memctl_invaddr_interrupt_disable(void) { MEMCTL_MEMCTLR &= ~MEMCTL_MEMCTLR_INVADDRIE; }