/* * Copyright (c) 2014, ARM Limited and Contributors. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * Neither the name of ARM nor the names of its contributors may be used * to endorse or promote products derived from this software without specific * prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include #include #include #include /* * The following platform setup functions are weakly defined. They * provide typical implementations that may be re-used by multiple * platforms but may also be overridden by a platform if required. */ #pragma weak bl31_plat_enable_mmu #pragma weak bl32_plat_enable_mmu #pragma weak bl31_plat_runtime_setup #if !ERROR_DEPRECATED #pragma weak plat_get_syscnt_freq2 #endif /* ERROR_DEPRECATED */ void bl31_plat_enable_mmu(uint32_t flags) { enable_mmu_el3(flags); } void bl32_plat_enable_mmu(uint32_t flags) { enable_mmu_el1(flags); } void bl31_plat_runtime_setup(void) { /* * Finish the use of console driver in BL31 so that any runtime logs * from BL31 will be suppressed. */ console_uninit(); } #if !ENABLE_PLAT_COMPAT /* * Helper function for platform_get_pos() when platform compatibility is * disabled. This is to enable SPDs using the older platform API to continue * to work. */ unsigned int platform_core_pos_helper(unsigned long mpidr) { int idx = plat_core_pos_by_mpidr(mpidr); assert(idx >= 0); return idx; } #endif #if !ERROR_DEPRECATED unsigned int plat_get_syscnt_freq2(void) { unsigned long long freq = plat_get_syscnt_freq(); assert(freq >> 32 == 0); return (unsigned int)freq; } #endif /* ERROR_DEPRECATED */