/* * Copyright (c) 2016 Petr Pavlu * 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. * - The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. */ /** @addtogroup kernel_arm64 * @{ */ /** @file * @brief Definitions of machine specific functions. * * These functions enable to differentiate more kinds of ARM platforms. */ #include <arch/machine_func.h> #include <arch/mach/hikey960/hikey960.h> #include <arch/mach/virt/virt.h> /** Pointer to machine_ops structure being used. */ static struct arm_machine_ops *machine_ops; /** Initialize machine_ops pointer. */ void machine_ops_init(void) { #if defined(MACHINE_virt) machine_ops = &virt_machine_ops; #elif defined(MACHINE_hikey960) machine_ops = &hikey960_machine_ops; #else #error Machine type not defined. #endif } /** Perform machine-specific initialization. */ void machine_init(void) { machine_ops->machine_init(); } /** Interrupt exception handler. * * @param exc_no Interrupt exception number. * @param istate Saved processor state. */ void machine_irq_exception(unsigned int exc_no, istate_t *istate) { machine_ops->machine_irq_exception(exc_no, istate); } /** Configure the output device. */ void machine_output_init(void) { machine_ops->machine_output_init(); } /** Configure the input device. */ void machine_input_init(void) { machine_ops->machine_input_init(); } /** Get IRQ number range used by machine. */ size_t machine_get_irq_count(void) { return machine_ops->machine_get_irq_count(); } /** Enable virtual timer interrupt and return its number. */ inr_t machine_enable_vtimer_irq(void) { return machine_ops->machine_enable_vtimer_irq(); } /** Get platform identifier. */ const char *machine_get_platform_name(void) { return machine_ops->machine_get_platform_name(); } /** Early debugging output. */ void machine_early_uart_output(char32_t c) { if (machine_ops->machine_early_uart_output != NULL) machine_ops->machine_early_uart_output(c); } /** @} */