linux-sg2042/arch/v850/kernel/procfs.c

68 lines
1.6 KiB
C

/*
* arch/v850/kernel/procfs.c -- Introspection functions for /proc filesystem
*
* Copyright (C) 2001,02 NEC Corporation
* Copyright (C) 2001,02 Miles Bader <miles@gnu.org>
*
* 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.
*
* Written by Miles Bader <miles@gnu.org>
*/
#include "mach.h"
static int cpuinfo_print (struct seq_file *m, void *v)
{
extern unsigned long loops_per_jiffy;
seq_printf (m, "CPU-Family: v850\nCPU-Arch: %s\n", CPU_ARCH);
#ifdef CPU_MODEL_LONG
seq_printf (m, "CPU-Model: %s (%s)\n", CPU_MODEL, CPU_MODEL_LONG);
#else
seq_printf (m, "CPU-Model: %s\n", CPU_MODEL);
#endif
#ifdef CPU_CLOCK_FREQ
seq_printf (m, "CPU-Clock: %ld (%ld MHz)\n",
(long)CPU_CLOCK_FREQ,
(long)CPU_CLOCK_FREQ / 1000000);
#endif
seq_printf (m, "BogoMips: %lu.%02lu\n",
loops_per_jiffy/(500000/HZ),
(loops_per_jiffy/(5000/HZ)) % 100);
#ifdef PLATFORM_LONG
seq_printf (m, "Platform: %s (%s)\n", PLATFORM, PLATFORM_LONG);
#elif defined (PLATFORM)
seq_printf (m, "Platform: %s\n", PLATFORM);
#endif
return 0;
}
static void *cpuinfo_start (struct seq_file *m, loff_t *pos)
{
return *pos < NR_CPUS ? ((void *) 0x12345678) : NULL;
}
static void *cpuinfo_next (struct seq_file *m, void *v, loff_t *pos)
{
++*pos;
return cpuinfo_start (m, pos);
}
static void cpuinfo_stop (struct seq_file *m, void *v)
{
}
struct seq_operations cpuinfo_op = {
.start = cpuinfo_start,
.next = cpuinfo_next,
.stop = cpuinfo_stop,
.show = cpuinfo_print
};