127 lines
3.0 KiB
C
127 lines
3.0 KiB
C
/**
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* \file sysfs_files.c
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* License details are found in the file LICENSE.
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* \brief
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* implement McKernel's sysfs files, IHK-Master side
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* \author Gou Nakamura <go.nakamura.yw@hitachi-solutions.com> \par
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* Copyright (C) 2016 RIKEN AICS
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*/
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/*
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* HISTORY:
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*/
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#include <linux/kernel.h>
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#include <linux/slab.h>
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#include "mcctrl.h"
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#include "sysfs_msg.h"
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#define dprintk(...) do { if (0) printk(KERN_DEBUG __VA_ARGS__); } while (0)
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#define wprintk(...) do { if (1) printk(KERN_WARNING __VA_ARGS__); } while (0)
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#define eprintk(...) do { if (1) printk(KERN_ERR __VA_ARGS__); } while (0)
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static ssize_t
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show_int(struct sysfsm_ops *ops, void *instance, void *buf, size_t size)
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{
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int *p = instance;
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return snprintf(buf, size, "%d\n", *p);
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} /* show_int() */
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struct sysfsm_ops show_int_ops = {
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.show = &show_int,
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};
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void setup_local_snooping_samples(ihk_os_t os)
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{
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static long lvalue = 0xf123456789abcde0;
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static char *svalue = "string(local)";
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int error;
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struct sysfsm_bitmap_param param;
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error = sysfsm_createf(os, SYSFS_SNOOPING_OPS_d32, &lvalue, 0444, "/sys/test/local/d32");
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if (error) {
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panic("setup_local_snooping_samples: d32");
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}
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error = sysfsm_createf(os, SYSFS_SNOOPING_OPS_d64, &lvalue, 0444, "/sys/test/local/d64");
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if (error) {
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panic("setup_local_snooping_samples: d64");
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}
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error = sysfsm_createf(os, SYSFS_SNOOPING_OPS_u32, &lvalue, 0444, "/sys/test/local/u32");
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if (error) {
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panic("setup_local_snooping_samples: u32");
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}
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error = sysfsm_createf(os, SYSFS_SNOOPING_OPS_u64, &lvalue, 0444, "/sys/test/local/u64");
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if (error) {
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panic("setup_local_snooping_samples: u64");
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}
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error = sysfsm_createf(os, SYSFS_SNOOPING_OPS_s, svalue, 0444, "/sys/test/local/s");
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if (error) {
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panic("setup_local_snooping_samples: s");
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}
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param.nbits = 40;
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param.ptr = &lvalue;
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error = sysfsm_createf(os, SYSFS_SNOOPING_OPS_pbl, ¶m, 0444, "/sys/test/local/pbl");
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if (error) {
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panic("setup_local_snooping_samples: pbl");
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}
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param.nbits = 40;
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param.ptr = &lvalue;
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error = sysfsm_createf(os, SYSFS_SNOOPING_OPS_pb, ¶m, 0444, "/sys/test/local/pb");
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if (error) {
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panic("setup_local_snooping_samples: pb");
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}
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error = sysfsm_createf(os, SYSFS_SNOOPING_OPS_u32K, &lvalue, 0444, "/sys/test/local/u32K");
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if (error) {
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panic("setup_local_snooping_samples: u32K");
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}
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return;
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}
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void setup_sysfs_files(ihk_os_t os)
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{
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static int a_value = 35;
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int error;
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struct sysfs_handle handle;
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error = sysfsm_mkdirf(os, NULL, "/sys/test/x.dir");
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if (error) {
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panic("sysfsm_mkdir(x.dir)");
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}
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error = sysfsm_createf(os, &show_int_ops, &a_value, 0444,
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"/sys/test/a.dir/a_value");
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if (error) {
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panic("sysfsm_createf");
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}
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error = sysfsm_lookupf(os, &handle, "/sys/test/%s", "a.dir");
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if (error) {
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panic("sysfsm_lookupf(a.dir)");
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}
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error = sysfsm_symlinkf(os, handle, "/sys/test/%c.dir", 'L');
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if (error) {
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panic("sysfsm_symlinkf");
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}
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error = sysfsm_unlinkf(os, 0, "/sys/test/%s.dir", "x");
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if (error) {
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panic("sysfsm_unlinkf");
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}
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setup_local_snooping_samples(os);
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return;
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} /* setup_files() */
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/**** End of File ****/
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