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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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12345678910111213141516171819202122232425262728293031323334353637383940414243444546/* * arch/xtensa/kernel/platform.c * * Default platform functions. * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. * * Copyright (C) 2005 Tensilica Inc. * * Chris Zankel <chris@zankel.net> */
#include <linux/printk.h>#include <linux/types.h>#include <linux/units.h>#include <asm/platform.h>#include <asm/timex.h>
/* * Default functions that are used if no platform specific function is defined. * (Please, refer to arch/xtensa/include/asm/platform.h for more information) */
void __weak __init platform_init(bp_tag_t *first){}
void __weak __init platform_setup(char **cmd){}
void __weak platform_idle(void){ __asm__ __volatile__ ("waiti 0" ::: "memory");}
#ifdef CONFIG_XTENSA_CALIBRATE_CCOUNTvoid __weak platform_calibrate_ccount(void){ pr_err("ERROR: Cannot calibrate cpu frequency! Assuming 10 MHz.\n"); ccount_freq = 10 * HZ_PER_MHZ;}#endif