freebsd-nq/sys/compat/linprocfs/linprocfs_misc.c
Dag-Erling Smørgrav fbbd9aebdd Add bogomips to cpuinfo (set it equal to the CPU frequency, which is bogus
but not more so than Linux' definition).
This should get the IBM JDK 1.3 working again.

Prompted by:	sobomax
2000-11-27 11:10:03 +00:00

498 lines
14 KiB
C

/*
* Copyright (c) 2000 Dag-Erling Coïdan Smørgrav
* Copyright (c) 1999 Pierre Beyssac
* Copyright (c) 1993 Jan-Simon Pendry
* Copyright (c) 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Jan-Simon Pendry.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
*
* @(#)procfs_status.c 8.4 (Berkeley) 6/15/94
*
* $FreeBSD$
*/
#include <sys/param.h>
#include <sys/blist.h>
#include <sys/dkstat.h>
#include <sys/jail.h>
#include <sys/kernel.h>
#include <sys/proc.h>
#include <sys/resourcevar.h>
#include <sys/systm.h>
#include <sys/tty.h>
#include <sys/vnode.h>
#include <vm/vm.h>
#include <vm/pmap.h>
#include <vm/vm_map.h>
#include <vm/vm_param.h>
#include <vm/vm_object.h>
#include <vm/swap_pager.h>
#include <sys/vmmeter.h>
#include <sys/exec.h>
#include <machine/clock.h>
#include <machine/cputypes.h>
#include <machine/md_var.h>
#include <i386/linux/linprocfs/linprocfs.h>
/*
* Various conversion macros
*/
#define T2J(x) (((x) * 100) / (stathz ? stathz : hz)) /* ticks to jiffies */
#define T2S(x) ((x) / (stathz ? stathz : hz)) /* ticks to seconds */
#define B2K(x) ((x) >> 10) /* bytes to kbytes */
#define P2B(x) ((x) << PAGE_SHIFT) /* pages to bytes */
#define P2K(x) ((x) << (PAGE_SHIFT - 10)) /* pages to kbytes */
int
linprocfs_domeminfo(curp, p, pfs, uio)
struct proc *curp;
struct proc *p;
struct pfsnode *pfs;
struct uio *uio;
{
char *ps;
int xlen;
char psbuf[512]; /* XXX - conservative */
unsigned long memtotal; /* total memory in bytes */
unsigned long memused; /* used memory in bytes */
unsigned long memfree; /* free memory in bytes */
unsigned long memshared; /* shared memory ??? */
unsigned long buffers, cached; /* buffer / cache memory ??? */
unsigned long swaptotal; /* total swap space in bytes */
unsigned long swapused; /* used swap space in bytes */
unsigned long swapfree; /* free swap space in bytes */
vm_object_t object;
if (uio->uio_rw != UIO_READ)
return (EOPNOTSUPP);
memtotal = physmem * PAGE_SIZE;
/*
* The correct thing here would be:
*
memfree = cnt.v_free_count * PAGE_SIZE;
memused = memtotal - memfree;
*
* but it might mislead linux binaries into thinking there
* is very little memory left, so we cheat and tell them that
* all memory that isn't wired down is free.
*/
memused = cnt.v_wire_count * PAGE_SIZE;
memfree = memtotal - memused;
if (swapblist == NULL) {
swaptotal = 0;
swapfree = 0;
} else {
swaptotal = swapblist->bl_blocks * 1024; /* XXX why 1024? */
swapfree = swapblist->bl_root->u.bmu_avail * PAGE_SIZE;
}
swapused = swaptotal - swapfree;
memshared = 0;
for (object = TAILQ_FIRST(&vm_object_list); object != NULL;
object = TAILQ_NEXT(object, object_list))
if (object->shadow_count > 1)
memshared += object->resident_page_count;
memshared *= PAGE_SIZE;
/*
* We'd love to be able to write:
*
buffers = bufspace;
*
* but bufspace is internal to vfs_bio.c and we don't feel
* like unstaticizing it just for linprocfs's sake.
*/
buffers = 0;
cached = cnt.v_cache_count * PAGE_SIZE;
ps = psbuf;
ps += sprintf(ps,
" total: used: free: shared: buffers: cached:\n"
"Mem: %lu %lu %lu %lu %lu %lu\n"
"Swap: %lu %lu %lu\n"
"MemTotal: %9lu kB\n"
"MemFree: %9lu kB\n"
"MemShared:%9lu kB\n"
"Buffers: %9lu kB\n"
"Cached: %9lu kB\n"
"SwapTotal:%9lu kB\n"
"SwapFree: %9lu kB\n",
memtotal, memused, memfree, memshared, buffers, cached,
swaptotal, swapused, swapfree,
B2K(memtotal), B2K(memfree),
B2K(memshared), B2K(buffers), B2K(cached),
B2K(swaptotal), B2K(swapfree));
xlen = ps - psbuf;
xlen -= uio->uio_offset;
ps = psbuf + uio->uio_offset;
xlen = imin(xlen, uio->uio_resid);
return (xlen <= 0 ? 0 : uiomove(ps, xlen, uio));
}
int
linprocfs_docpuinfo(curp, p, pfs, uio)
struct proc *curp;
struct proc *p;
struct pfsnode *pfs;
struct uio *uio;
{
char *ps;
int xlen;
char psbuf[512]; /* XXX - conservative */
int class;
int i;
#if 0
extern char *cpu_model; /* Yuck */
#endif
/* We default the flags to include all non-conflicting flags,
and the Intel versions of conflicting flags. Note the space
before each name; that is significant, and should be
preserved. */
static char *flags[] = {
"fpu", "vme", "de", "pse", "tsc",
"msr", "pae", "mce", "cx8", "apic",
"sep", "sep", "mtrr", "pge", "mca",
"cmov", "pat", "pse36", "pn", "b19",
"b20", "b21", "mmxext", "mmx", "fxsr",
"xmm", "b26", "b27", "b28", "b29",
"3dnowext", "3dnow"
};
if (uio->uio_rw != UIO_READ)
return (EOPNOTSUPP);
switch (cpu_class) {
case CPUCLASS_286:
class = 2;
break;
case CPUCLASS_386:
class = 3;
break;
case CPUCLASS_486:
class = 4;
break;
case CPUCLASS_586:
class = 5;
break;
case CPUCLASS_686:
class = 6;
break;
default:
class = 0;
break;
}
ps = psbuf;
ps += sprintf(ps,
"processor\t: %d\n"
"vendor_id\t: %.20s\n"
"cpu family\t: %d\n"
"model\t\t: %d\n"
"stepping\t: %d\n",
0, cpu_vendor, class, cpu, cpu_id & 0xf);
ps += sprintf(ps,
"flags\t\t:");
if (!strcmp(cpu_vendor, "AuthenticAMD") && (class < 6)) {
flags[16] = "fcmov";
} else if (!strcmp(cpu_vendor, "CyrixInstead")) {
flags[24] = "cxmmx";
}
for (i = 0; i < 32; i++)
if (cpu_feature & (1 << i))
ps += sprintf(ps, " %s", flags[i]);
ps += sprintf(ps, "\n");
if (class >= 5) {
ps += sprintf(ps,
"cpu MHz\t\t: %d.%02d\n"
"bogomips\t: %d.%02d\n",
(tsc_freq + 4999) / 1000000,
((tsc_freq + 4999) / 10000) % 100,
(tsc_freq + 4999) / 1000000,
((tsc_freq + 4999) / 10000) % 100);
}
xlen = ps - psbuf;
xlen -= uio->uio_offset;
ps = psbuf + uio->uio_offset;
xlen = imin(xlen, uio->uio_resid);
return (xlen <= 0 ? 0 : uiomove(ps, xlen, uio));
}
int
linprocfs_dostat(curp, p, pfs, uio)
struct proc *curp;
struct proc *p;
struct pfsnode *pfs;
struct uio *uio;
{
char *ps;
char psbuf[512];
int xlen;
ps = psbuf;
ps += sprintf(ps,
"cpu %ld %ld %ld %ld\n"
"disk 0 0 0 0\n"
"page %u %u\n"
"swap %u %u\n"
"intr %u\n"
"ctxt %u\n"
"btime %ld\n",
T2J(cp_time[CP_USER]),
T2J(cp_time[CP_NICE]),
T2J(cp_time[CP_SYS] /*+ cp_time[CP_INTR]*/),
T2J(cp_time[CP_IDLE]),
cnt.v_vnodepgsin,
cnt.v_vnodepgsout,
cnt.v_swappgsin,
cnt.v_swappgsout,
cnt.v_intr,
cnt.v_swtch,
boottime.tv_sec);
xlen = ps - psbuf;
xlen -= uio->uio_offset;
ps = psbuf + uio->uio_offset;
xlen = imin(xlen, uio->uio_resid);
return (xlen <= 0 ? 0 : uiomove(ps, xlen, uio));
}
int
linprocfs_douptime(curp, p, pfs, uio)
struct proc *curp;
struct proc *p;
struct pfsnode *pfs;
struct uio *uio;
{
char *ps;
int xlen;
char psbuf[64];
struct timeval tv;
getmicrouptime(&tv);
ps = psbuf;
ps += sprintf(ps, "%ld.%02ld %ld.%02ld\n",
tv.tv_sec, tv.tv_usec / 10000,
T2S(cp_time[CP_IDLE]), T2J(cp_time[CP_IDLE]) % 100);
xlen = ps - psbuf;
xlen -= uio->uio_offset;
ps = psbuf + uio->uio_offset;
xlen = imin(xlen, uio->uio_resid);
return (xlen <= 0 ? 0 : uiomove(ps, xlen, uio));
}
int
linprocfs_doversion(curp, p, pfs, uio)
struct proc *curp;
struct proc *p;
struct pfsnode *pfs;
struct uio *uio;
{
char *ps;
int xlen;
ps = version; /* XXX not entirely correct */
for (xlen = 0; ps[xlen] != '\n'; ++xlen)
/* nothing */ ;
++xlen;
xlen -= uio->uio_offset;
ps += uio->uio_offset;
xlen = imin(xlen, uio->uio_resid);
return (xlen <= 0 ? 0 : uiomove(ps, xlen, uio));
}
int
linprocfs_doprocstat(curp, p, pfs, uio)
struct proc *curp;
struct proc *p;
struct pfsnode *pfs;
struct uio *uio;
{
char *ps, psbuf[1024];
int xlen;
ps = psbuf;
ps += sprintf(ps, "%d", p->p_pid);
#define PS_ADD(name, fmt, arg) ps += sprintf(ps, " " fmt, arg)
PS_ADD("comm", "(%s)", p->p_comm);
PS_ADD("statr", "%c", '0'); /* XXX */
PS_ADD("ppid", "%d", p->p_pptr ? p->p_pptr->p_pid : 0);
PS_ADD("pgrp", "%d", p->p_pgid);
PS_ADD("session", "%d", p->p_session->s_sid);
PS_ADD("tty", "%d", 0); /* XXX */
PS_ADD("tpgid", "%d", 0); /* XXX */
PS_ADD("flags", "%u", 0); /* XXX */
PS_ADD("minflt", "%u", 0); /* XXX */
PS_ADD("cminflt", "%u", 0); /* XXX */
PS_ADD("majflt", "%u", 0); /* XXX */
PS_ADD("cminflt", "%u", 0); /* XXX */
PS_ADD("utime", "%d", 0); /* XXX */
PS_ADD("stime", "%d", 0); /* XXX */
PS_ADD("cutime", "%d", 0); /* XXX */
PS_ADD("cstime", "%d", 0); /* XXX */
PS_ADD("counter", "%d", 0); /* XXX */
PS_ADD("priority", "%d", 0); /* XXX */
PS_ADD("timeout", "%u", 0); /* XXX */
PS_ADD("itrealvalue", "%u", 0); /* XXX */
PS_ADD("starttime", "%d", 0); /* XXX */
PS_ADD("vsize", "%u", 0); /* XXX */
PS_ADD("rss", "%u", 0); /* XXX */
PS_ADD("rlim", "%u", 0); /* XXX */
PS_ADD("startcode", "%u", 0); /* XXX */
PS_ADD("endcode", "%u", 0); /* XXX */
PS_ADD("startstack", "%u", 0); /* XXX */
PS_ADD("kstkesp", "%u", 0); /* XXX */
PS_ADD("kstkeip", "%u", 0); /* XXX */
PS_ADD("signal", "%d", 0); /* XXX */
PS_ADD("blocked", "%d", 0); /* XXX */
PS_ADD("sigignore", "%d", 0); /* XXX */
PS_ADD("sigcatch", "%d", 0); /* XXX */
PS_ADD("wchan", "%u", 0); /* XXX */
#undef PS_ADD
ps += sprintf(ps, "\n");
xlen = ps - psbuf;
xlen -= uio->uio_offset;
ps = psbuf + uio->uio_offset;
xlen = imin(xlen, uio->uio_resid);
return (xlen <= 0 ? 0 : uiomove(ps, xlen, uio));
}
/*
* Map process state to descriptive letter. Note that this does not
* quite correspond to what Linux outputs, but it's close enough.
*/
static char *state_str[] = {
"? (unknown)",
"I (idle)",
"R (running)",
"S (sleeping)",
"T (stopped)",
"Z (zombie)",
"W (waiting)",
"M (mutex)"
};
int
linprocfs_doprocstatus(curp, p, pfs, uio)
struct proc *curp;
struct proc *p;
struct pfsnode *pfs;
struct uio *uio;
{
char *ps, psbuf[1024];
char *state;
int i, xlen;
ps = psbuf;
if (p->p_stat > sizeof state_str / sizeof *state_str)
state = state_str[0];
else
state = state_str[(int)p->p_stat];
#define PS_ADD ps += sprintf
PS_ADD(ps, "Name:\t%s\n", p->p_comm); /* XXX escape */
PS_ADD(ps, "State:\t%s\n", state);
/*
* Credentials
*/
PS_ADD(ps, "Pid:\t%d\n", p->p_pid);
PS_ADD(ps, "PPid:\t%d\n", p->p_pptr ? p->p_pptr->p_pid : 0);
PS_ADD(ps, "Uid:\t%d %d %d %d\n", p->p_cred->p_ruid,
p->p_ucred->cr_uid,
p->p_cred->p_svuid,
/* FreeBSD doesn't have fsuid */
p->p_ucred->cr_uid);
PS_ADD(ps, "Gid:\t%d %d %d %d\n", p->p_cred->p_rgid,
p->p_ucred->cr_gid,
p->p_cred->p_svgid,
/* FreeBSD doesn't have fsgid */
p->p_ucred->cr_gid);
PS_ADD(ps, "Groups:\t");
for (i = 0; i < p->p_ucred->cr_ngroups; i++)
PS_ADD(ps, "%d ", p->p_ucred->cr_groups[i]);
PS_ADD(ps, "\n");
/*
* Memory
*/
PS_ADD(ps, "VmSize:\t%8u kB\n", B2K(p->p_vmspace->vm_map.size));
PS_ADD(ps, "VmLck:\t%8u kB\n", P2K(0)); /* XXX */
/* XXX vm_rssize seems to always be zero, how can this be? */
PS_ADD(ps, "VmRss:\t%8u kB\n", P2K(p->p_vmspace->vm_rssize));
PS_ADD(ps, "VmData:\t%8u kB\n", P2K(p->p_vmspace->vm_dsize));
PS_ADD(ps, "VmStk:\t%8u kB\n", P2K(p->p_vmspace->vm_ssize));
PS_ADD(ps, "VmExe:\t%8u kB\n", P2K(p->p_vmspace->vm_tsize));
PS_ADD(ps, "VmLib:\t%8u kB\n", P2K(0)); /* XXX */
/*
* Signal masks
*
* We support up to 128 signals, while Linux supports 32,
* but we only define 32 (the same 32 as Linux, to boot), so
* just show the lower 32 bits of each mask. XXX hack.
*
* NB: on certain platforms (Sparc at least) Linux actually
* supports 64 signals, but this code is a long way from
* running on anything but i386, so ignore that for now.
*/
PS_ADD(ps, "SigPnd:\t%08x\n", p->p_siglist.__bits[0]);
PS_ADD(ps, "SigBlk:\t%08x\n", 0); /* XXX */
PS_ADD(ps, "SigIgn:\t%08x\n", p->p_sigignore.__bits[0]);
PS_ADD(ps, "SigCgt:\t%08x\n", p->p_sigcatch.__bits[0]);
/*
* Linux also prints the capability masks, but we don't have
* capabilities yet, and when we do get them they're likely to
* be meaningless to Linux programs, so we lie. XXX
*/
PS_ADD(ps, "CapInh:\t%016x\n", 0);
PS_ADD(ps, "CapPrm:\t%016x\n", 0);
PS_ADD(ps, "CapEff:\t%016x\n", 0);
#undef PS_ADD
xlen = ps - psbuf;
xlen -= uio->uio_offset;
ps = psbuf + uio->uio_offset;
xlen = imin(xlen, uio->uio_resid);
return (xlen <= 0 ? 0 : uiomove(ps, xlen, uio));
}