1755 lines
57 KiB
C++
1755 lines
57 KiB
C++
/* fhandler_proc.cc: fhandler for /proc virtual filesystem
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This file is part of Cygwin.
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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#include "winsup.h"
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#include "miscfuncs.h"
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#include <unistd.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include "cygerrno.h"
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#include "security.h"
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#include "path.h"
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#include "shared_info.h"
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#include "fhandler.h"
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#include "fhandler_virtual.h"
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#include "pinfo.h"
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#include "dtable.h"
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#include "cygheap.h"
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#include "tls_pbuf.h"
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#include <sys/utsname.h>
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#include <sys/param.h>
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#include <sys/sysinfo.h>
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#include "ntdll.h"
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#include <winioctl.h>
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#include <wchar.h>
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#include <wctype.h>
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#include "cpuid.h"
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#include "mount.h"
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#include <math.h>
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#define _COMPILING_NEWLIB
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#include <dirent.h>
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static off_t format_proc_loadavg (void *, char *&);
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static off_t format_proc_meminfo (void *, char *&);
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static off_t format_proc_stat (void *, char *&);
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static off_t format_proc_version (void *, char *&);
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static off_t format_proc_uptime (void *, char *&);
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static off_t format_proc_cpuinfo (void *, char *&);
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static off_t format_proc_partitions (void *, char *&);
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static off_t format_proc_self (void *, char *&);
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static off_t format_proc_cygdrive (void *, char *&);
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static off_t format_proc_mounts (void *, char *&);
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static off_t format_proc_filesystems (void *, char *&);
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static off_t format_proc_swaps (void *, char *&);
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static off_t format_proc_devices (void *, char *&);
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static off_t format_proc_misc (void *, char *&);
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/* names of objects in /proc */
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static const virt_tab_t proc_tab[] = {
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{ _VN ("."), FH_PROC, virt_directory, NULL },
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{ _VN (".."), FH_PROC, virt_directory, NULL },
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{ _VN ("cpuinfo"), FH_PROC, virt_file, format_proc_cpuinfo },
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{ _VN ("cygdrive"), FH_PROC, virt_symlink, format_proc_cygdrive },
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{ _VN ("devices"), FH_PROC, virt_file, format_proc_devices },
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{ _VN ("filesystems"), FH_PROC, virt_file, format_proc_filesystems },
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{ _VN ("loadavg"), FH_PROC, virt_file, format_proc_loadavg },
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{ _VN ("meminfo"), FH_PROC, virt_file, format_proc_meminfo },
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{ _VN ("misc"), FH_PROC, virt_file, format_proc_misc },
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{ _VN ("mounts"), FH_PROC, virt_symlink, format_proc_mounts },
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{ _VN ("net"), FH_PROCNET, virt_directory, NULL },
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{ _VN ("partitions"), FH_PROC, virt_file, format_proc_partitions },
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{ _VN ("registry"), FH_REGISTRY, virt_directory, NULL },
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{ _VN ("registry32"), FH_REGISTRY, virt_directory, NULL },
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{ _VN ("registry64"), FH_REGISTRY, virt_directory, NULL },
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{ _VN ("self"), FH_PROC, virt_symlink, format_proc_self },
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{ _VN ("stat"), FH_PROC, virt_file, format_proc_stat },
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{ _VN ("swaps"), FH_PROC, virt_file, format_proc_swaps },
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{ _VN ("sys"), FH_PROCSYS, virt_directory, NULL },
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{ _VN ("sysvipc"), FH_PROCSYSVIPC, virt_directory, NULL },
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{ _VN ("uptime"), FH_PROC, virt_file, format_proc_uptime },
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{ _VN ("version"), FH_PROC, virt_file, format_proc_version },
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{ NULL, 0, FH_NADA, virt_none, NULL }
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};
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#define PROC_DIR_COUNT 4
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static const int PROC_LINK_COUNT = (sizeof (proc_tab) / sizeof (virt_tab_t)) - 1;
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/* name of the /proc filesystem */
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const char proc[] = "/proc";
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const size_t proc_len = sizeof (proc) - 1;
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/* bsearch compare function. */
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static int
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proc_tab_cmp (const void *key, const void *memb)
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{
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int ret = strncmp (((virt_tab_t *) key)->name, ((virt_tab_t *) memb)->name,
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((virt_tab_t *) memb)->name_len);
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if (!ret && ((virt_tab_t *) key)->name[((virt_tab_t *) memb)->name_len] != '\0' && ((virt_tab_t *) key)->name[((virt_tab_t *) memb)->name_len] != '/')
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return 1;
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return ret;
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}
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/* Helper function to perform a binary search of the incoming pathname
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against the alpha-sorted virtual file table. */
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virt_tab_t *
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virt_tab_search (const char *path, bool prefix, const virt_tab_t *table,
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size_t nelem)
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{
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virt_tab_t key = { path, 0, FH_NADA, virt_none, NULL };
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virt_tab_t *entry = (virt_tab_t *) bsearch (&key, table, nelem,
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sizeof (virt_tab_t),
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proc_tab_cmp);
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if (entry && (path[entry->name_len] == '\0'
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|| (prefix && path[entry->name_len] == '/')))
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return entry;
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return NULL;
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}
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/* Auxillary function that returns the fhandler associated with the given
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path. */
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fh_devices
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fhandler_proc::get_proc_fhandler (const char *path)
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{
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debug_printf ("get_proc_fhandler(%s)", path);
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path += proc_len;
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/* Since this method is called from path_conv::check we can't rely on
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it being normalised and therefore the path may have runs of slashes
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in it. */
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while (isdirsep (*path))
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path++;
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/* Check if this is the root of the virtual filesystem (i.e. /proc). */
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if (*path == 0)
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return FH_PROC;
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virt_tab_t *entry = virt_tab_search (path, true, proc_tab,
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PROC_LINK_COUNT);
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if (entry)
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return entry->fhandler;
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char *e;
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pid_t pid = strtoul (path, &e, 10);
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if (*e != '/' && *e != '\0')
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return FH_NADA;
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pinfo p (pid);
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/* If p->pid != pid, then pid is actually the Windows PID for an execed
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Cygwin process, and the pinfo entry is the additional entry created
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at exec time. We don't want to enable the user to access a process
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entry by using the Win32 PID, though. */
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if (p && p->pid == pid)
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{
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/* Check for entry in fd subdir */
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if (!strncmp (++e, "fd/", 3) && e[3] != '\0')
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return FH_PROCESSFD;
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return FH_PROCESS;
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}
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bool has_subdir = false;
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while (*path)
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if (isdirsep (*path++))
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{
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has_subdir = true;
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break;
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}
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if (has_subdir)
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/* The user is trying to access a non-existent subdirectory of /proc. */
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return FH_NADA;
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else
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/* Return FH_PROC so that we can return EROFS if the user is trying to
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create a file. */
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return FH_PROC;
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}
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virtual_ftype_t
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fhandler_proc::exists ()
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{
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const char *path = get_name ();
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debug_printf ("exists (%s)", path);
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path += proc_len;
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if (*path == 0)
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return virt_rootdir;
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virt_tab_t *entry = virt_tab_search (path + 1, false, proc_tab,
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PROC_LINK_COUNT);
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if (entry)
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{
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fileid = entry - proc_tab;
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return entry->type;
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}
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return virt_none;
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}
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fhandler_proc::fhandler_proc ():
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fhandler_virtual ()
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{
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}
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int __reg2
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fhandler_proc::fstat (struct stat *buf)
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{
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const char *path = get_name ();
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debug_printf ("fstat (%s)", path);
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path += proc_len;
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fhandler_base::fstat (buf);
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buf->st_mode &= ~_IFMT & NO_W;
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if (!*path)
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{
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winpids pids ((DWORD) 0);
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buf->st_ino = 2;
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buf->st_mode |= S_IFDIR | S_IXUSR | S_IXGRP | S_IXOTH;
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buf->st_nlink = PROC_DIR_COUNT + 2 + pids.npids;
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return 0;
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}
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else
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{
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virt_tab_t *entry = virt_tab_search (path + 1, false, proc_tab,
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PROC_LINK_COUNT);
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if (entry)
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{
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if (entry->type == virt_directory)
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buf->st_mode |= S_IFDIR | S_IXUSR | S_IXGRP | S_IXOTH;
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else if (entry->type == virt_symlink)
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buf->st_mode = S_IFLNK | S_IRWXU | S_IRWXG | S_IRWXO;
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else
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{
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buf->st_mode &= NO_X;
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buf->st_mode |= S_IFREG;
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}
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return 0;
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}
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}
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set_errno (ENOENT);
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return -1;
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}
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DIR *
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fhandler_proc::opendir (int fd)
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{
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DIR *dir = fhandler_virtual::opendir (fd);
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if (dir && !(dir->__handle = (void *) new winpids ((DWORD) 0)))
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{
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free (dir);
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dir = NULL;
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set_errno (ENOMEM);
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}
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return dir;
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}
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int
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fhandler_proc::closedir (DIR *dir)
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{
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delete (winpids *) dir->__handle;
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return fhandler_virtual::closedir (dir);
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}
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int
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fhandler_proc::readdir (DIR *dir, dirent *de)
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{
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int res;
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if (dir->__d_position < PROC_LINK_COUNT)
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{
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strcpy (de->d_name, proc_tab[dir->__d_position].name);
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de->d_type = virt_ftype_to_dtype (proc_tab[dir->__d_position].type);
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dir->__d_position++;
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dir->__flags |= dirent_saw_dot | dirent_saw_dot_dot;
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res = 0;
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}
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else
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{
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winpids &pids = *(winpids *) dir->__handle;
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int found = 0;
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res = ENMFILE;
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for (unsigned i = 0; i < pids.npids; i++)
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if (found++ == dir->__d_position - PROC_LINK_COUNT)
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{
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__small_sprintf (de->d_name, "%d", pids[i]->pid);
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de->d_type = DT_DIR;
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dir->__d_position++;
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res = 0;
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break;
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}
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}
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syscall_printf ("%d = readdir(%p, %p) (%s)", res, dir, de, de->d_name);
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return res;
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}
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int
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fhandler_proc::open (int flags, mode_t mode)
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{
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int proc_file_no = -1;
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int res = fhandler_virtual::open (flags, mode);
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if (!res)
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goto out;
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nohandle (true);
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const char *path;
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path = get_name () + proc_len;
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if (!*path)
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{
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if ((flags & (O_CREAT | O_EXCL)) == (O_CREAT | O_EXCL))
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{
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set_errno (EEXIST);
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res = 0;
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goto out;
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}
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else if (flags & O_WRONLY)
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{
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set_errno (EISDIR);
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res = 0;
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goto out;
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}
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else
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{
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flags |= O_DIROPEN;
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goto success;
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}
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}
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proc_file_no = -1;
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for (int i = 0; proc_tab[i].name; i++)
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if (path_prefix_p (proc_tab[i].name, path + 1, strlen (proc_tab[i].name),
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false))
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{
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proc_file_no = i;
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if (proc_tab[i].fhandler != FH_PROC)
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{
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if ((flags & (O_CREAT | O_EXCL)) == (O_CREAT | O_EXCL))
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{
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set_errno (EEXIST);
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res = 0;
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goto out;
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}
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else if (flags & O_WRONLY)
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{
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set_errno (EISDIR);
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res = 0;
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goto out;
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}
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else
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{
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flags |= O_DIROPEN;
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goto success;
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}
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}
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}
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if (proc_file_no == -1)
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{
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if (flags & O_CREAT)
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{
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set_errno (EROFS);
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res = 0;
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goto out;
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}
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else
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{
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set_errno (ENOENT);
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res = 0;
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goto out;
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}
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}
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if (flags & O_WRONLY)
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{
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set_errno (EROFS);
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res = 0;
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goto out;
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}
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fileid = proc_file_no;
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if (!fill_filebuf ())
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{
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res = 0;
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goto out;
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}
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if (flags & O_APPEND)
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position = filesize;
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else
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position = 0;
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success:
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res = 1;
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set_flags ((flags & ~O_TEXT) | O_BINARY);
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set_open_status ();
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out:
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syscall_printf ("%d = fhandler_proc::open(%y, 0%o)", res, flags, mode);
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return res;
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}
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bool
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fhandler_proc::fill_filebuf ()
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{
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if (fileid < PROC_LINK_COUNT && proc_tab[fileid].format_func)
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{
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filesize = proc_tab[fileid].format_func (NULL, filebuf);
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if (filesize > 0)
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return true;
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}
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return false;
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}
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extern "C" int uname_x (struct utsname *);
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static off_t
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format_proc_version (void *, char *&destbuf)
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{
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tmp_pathbuf tp;
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char *buf = tp.c_get ();
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char *bufptr = buf;
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struct utsname uts_name;
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uname_x (&uts_name);
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bufptr += __small_sprintf (bufptr, "%s version %s (%s@%s) (%s) %s\n",
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uts_name.sysname, uts_name.release, USERNAME, HOSTNAME,
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GCC_VERSION, uts_name.version);
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destbuf = (char *) crealloc_abort (destbuf, bufptr - buf);
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memcpy (destbuf, buf, bufptr - buf);
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return bufptr - buf;
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}
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|
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static off_t
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format_proc_loadavg (void *, char *&destbuf)
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{
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extern int get_process_state (DWORD dwProcessId);
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unsigned int running = 0;
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winpids pids ((DWORD) 0);
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|
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for (unsigned i = 0; i < pids.npids; i++)
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switch (get_process_state (i)) {
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case 'O':
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case 'R':
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running++;
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break;
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}
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|
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double loadavg[3] = { 0.0, 0.0, 0.0 };
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getloadavg (loadavg, 3);
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|
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#define HUNDRETHS(l) (int)((l - floor(l))*100)
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|
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destbuf = (char *) crealloc_abort (destbuf, 48);
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return __small_sprintf (destbuf, "%u.%02u %u.%02u %u.%02u %u/%u\n",
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(int)loadavg[0], HUNDRETHS(loadavg[0]),
|
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(int)loadavg[1], HUNDRETHS(loadavg[1]),
|
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(int)loadavg[2], HUNDRETHS(loadavg[2]),
|
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running, (unsigned int)pids.npids);
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}
|
|
|
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static off_t
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format_proc_meminfo (void *, char *&destbuf)
|
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{
|
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unsigned long long mem_total, mem_free, swap_total, swap_free;
|
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struct sysinfo info;
|
|
|
|
sysinfo (&info);
|
|
mem_total = (unsigned long long) info.totalram * info.mem_unit;
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mem_free = (unsigned long long) info.freeram * info.mem_unit;
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swap_total = (unsigned long long) info.totalswap * info.mem_unit;
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swap_free = (unsigned long long) info.freeswap * info.mem_unit;
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|
|
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destbuf = (char *) crealloc_abort (destbuf, 512);
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return sprintf (destbuf, "MemTotal: %10llu kB\n"
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|
"MemFree: %10llu kB\n"
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|
"HighTotal: 0 kB\n"
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"HighFree: 0 kB\n"
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"LowTotal: %10llu kB\n"
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"LowFree: %10llu kB\n"
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"SwapTotal: %10llu kB\n"
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"SwapFree: %10llu kB\n",
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mem_total >> 10, mem_free >> 10,
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mem_total >> 10, mem_free >> 10,
|
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swap_total >> 10, swap_free >> 10);
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}
|
|
|
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static off_t
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format_proc_uptime (void *, char *&destbuf)
|
|
{
|
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unsigned long long uptime = 0ULL, idle_time = 0ULL;
|
|
NTSTATUS status;
|
|
SYSTEM_TIMEOFDAY_INFORMATION stodi;
|
|
/* Sizeof SYSTEM_PERFORMANCE_INFORMATION on 64 bit systems. It
|
|
appears to contain some trailing additional information from
|
|
what I can tell after examining the content.
|
|
FIXME: It would be nice if this could be verified somehow. */
|
|
const size_t sizeof_spi = sizeof (SYSTEM_PERFORMANCE_INFORMATION) + 16;
|
|
PSYSTEM_PERFORMANCE_INFORMATION spi = (PSYSTEM_PERFORMANCE_INFORMATION)
|
|
alloca (sizeof_spi);
|
|
|
|
status = NtQuerySystemInformation (SystemTimeOfDayInformation, &stodi,
|
|
sizeof stodi, NULL);
|
|
if (NT_SUCCESS (status))
|
|
uptime = (stodi.CurrentTime.QuadPart - stodi.BootTime.QuadPart) / 100000ULL;
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else
|
|
debug_printf ("NtQuerySystemInformation(SystemTimeOfDayInformation), "
|
|
"status %y", status);
|
|
|
|
if (NT_SUCCESS (NtQuerySystemInformation (SystemPerformanceInformation,
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|
spi, sizeof_spi, NULL)))
|
|
idle_time = (spi->IdleTime.QuadPart / wincap.cpu_count ())
|
|
/ 100000ULL;
|
|
|
|
destbuf = (char *) crealloc_abort (destbuf, 80);
|
|
return __small_sprintf (destbuf, "%U.%02u %U.%02u\n",
|
|
uptime / 100, long (uptime % 100),
|
|
idle_time / 100, long (idle_time % 100));
|
|
}
|
|
|
|
static off_t
|
|
format_proc_stat (void *, char *&destbuf)
|
|
{
|
|
unsigned long pages_in = 0UL, pages_out = 0UL, interrupt_count = 0UL,
|
|
context_switches = 0UL, swap_in = 0UL, swap_out = 0UL;
|
|
time_t boot_time = 0;
|
|
NTSTATUS status;
|
|
/* Sizeof SYSTEM_PERFORMANCE_INFORMATION on 64 bit systems. It
|
|
appears to contain some trailing additional information from
|
|
what I can tell after examining the content.
|
|
FIXME: It would be nice if this could be verified somehow. */
|
|
const size_t sizeof_spi = sizeof (SYSTEM_PERFORMANCE_INFORMATION) + 16;
|
|
PSYSTEM_PERFORMANCE_INFORMATION spi = (PSYSTEM_PERFORMANCE_INFORMATION)
|
|
alloca (sizeof_spi);
|
|
SYSTEM_TIMEOFDAY_INFORMATION stodi;
|
|
tmp_pathbuf tp;
|
|
|
|
char *buf = tp.c_get ();
|
|
char *eobuf = buf;
|
|
|
|
SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION spt[wincap.cpu_count ()];
|
|
status = NtQuerySystemInformation (SystemProcessorPerformanceInformation,
|
|
(PVOID) spt,
|
|
sizeof spt[0] * wincap.cpu_count (), NULL);
|
|
if (!NT_SUCCESS (status))
|
|
debug_printf ("NtQuerySystemInformation(SystemProcessorPerformanceInformation), "
|
|
"status %y", status);
|
|
else
|
|
{
|
|
unsigned long long user_time = 0ULL, kernel_time = 0ULL, idle_time = 0ULL;
|
|
for (unsigned long i = 0; i < wincap.cpu_count (); i++)
|
|
{
|
|
kernel_time += (spt[i].KernelTime.QuadPart - spt[i].IdleTime.QuadPart)
|
|
* CLOCKS_PER_SEC / NS100PERSEC;
|
|
user_time += spt[i].UserTime.QuadPart * CLOCKS_PER_SEC / NS100PERSEC;
|
|
idle_time += spt[i].IdleTime.QuadPart * CLOCKS_PER_SEC / NS100PERSEC;
|
|
}
|
|
|
|
eobuf += __small_sprintf (eobuf, "cpu %U %U %U %U\n",
|
|
user_time, 0ULL, kernel_time, idle_time);
|
|
user_time = 0ULL, kernel_time = 0ULL, idle_time = 0ULL;
|
|
for (unsigned long i = 0; i < wincap.cpu_count (); i++)
|
|
{
|
|
interrupt_count += spt[i].InterruptCount;
|
|
kernel_time = (spt[i].KernelTime.QuadPart - spt[i].IdleTime.QuadPart)
|
|
* CLOCKS_PER_SEC / NS100PERSEC;
|
|
user_time = spt[i].UserTime.QuadPart * CLOCKS_PER_SEC / NS100PERSEC;
|
|
idle_time = spt[i].IdleTime.QuadPart * CLOCKS_PER_SEC / NS100PERSEC;
|
|
eobuf += __small_sprintf (eobuf, "cpu%d %U %U %U %U\n", i,
|
|
user_time, 0ULL, kernel_time, idle_time);
|
|
}
|
|
|
|
status = NtQuerySystemInformation (SystemPerformanceInformation,
|
|
(PVOID) spi, sizeof_spi, NULL);
|
|
if (!NT_SUCCESS (status))
|
|
{
|
|
debug_printf ("NtQuerySystemInformation(SystemPerformanceInformation)"
|
|
", status %y", status);
|
|
memset (spi, 0, sizeof_spi);
|
|
}
|
|
status = NtQuerySystemInformation (SystemTimeOfDayInformation,
|
|
(PVOID) &stodi, sizeof stodi, NULL);
|
|
if (!NT_SUCCESS (status))
|
|
debug_printf ("NtQuerySystemInformation(SystemTimeOfDayInformation), "
|
|
"status %y", status);
|
|
}
|
|
if (!NT_SUCCESS (status))
|
|
{
|
|
__seterrno_from_nt_status (status);
|
|
return 0;
|
|
}
|
|
|
|
pages_in = spi->PagesRead;
|
|
pages_out = spi->PagefilePagesWritten + spi->MappedFilePagesWritten;
|
|
/* Note: there is no distinction made in this structure between pages read
|
|
from the page file and pages read from mapped files, but there is such
|
|
a distinction made when it comes to writing. Goodness knows why. The
|
|
value of swap_in, then, will obviously be wrong but its our best guess. */
|
|
swap_in = spi->PagesRead;
|
|
swap_out = spi->PagefilePagesWritten;
|
|
context_switches = spi->ContextSwitches;
|
|
boot_time = to_time_t (&stodi.BootTime);
|
|
|
|
eobuf += __small_sprintf (eobuf, "page %u %u\n"
|
|
"swap %u %u\n"
|
|
"intr %u\n"
|
|
"ctxt %u\n"
|
|
"btime %u\n",
|
|
pages_in, pages_out,
|
|
swap_in, swap_out,
|
|
interrupt_count,
|
|
context_switches,
|
|
boot_time);
|
|
destbuf = (char *) crealloc_abort (destbuf, eobuf - buf);
|
|
memcpy (destbuf, buf, eobuf - buf);
|
|
return eobuf - buf;
|
|
}
|
|
|
|
#define print(x) { bufptr = stpcpy (bufptr, (x)); }
|
|
/* feature test bit position (0-32) and conditional print */
|
|
#define ftcprint(feat,bitno,msg) if ((feat) & (1 << (bitno))) { print (" " msg); }
|
|
|
|
static inline uint32_t
|
|
get_msb (uint32_t in)
|
|
{
|
|
return 32 - __builtin_clz (in);
|
|
}
|
|
|
|
static inline uint32_t
|
|
mask_bits (uint32_t in)
|
|
{
|
|
uint32_t bits = get_msb (in) - 1;
|
|
if (in & (in - 1))
|
|
++bits;
|
|
return bits;
|
|
}
|
|
|
|
static off_t
|
|
format_proc_cpuinfo (void *, char *&destbuf)
|
|
{
|
|
WCHAR cpu_key[128], *cpu_num_p;
|
|
DWORD orig_affinity_mask = 0;
|
|
GROUP_AFFINITY orig_group_affinity;
|
|
int cpu_number;
|
|
const int BUFSIZE = 256;
|
|
union
|
|
{
|
|
BYTE b[BUFSIZE];
|
|
char s[BUFSIZE];
|
|
WCHAR w[BUFSIZE / sizeof (WCHAR)];
|
|
DWORD d;
|
|
uint32_t m[13];
|
|
} in_buf;
|
|
tmp_pathbuf tp;
|
|
|
|
char *buf = tp.c_get ();
|
|
char *bufptr = buf;
|
|
|
|
//WORD num_cpu_groups = 1; /* Pre Windows 7, only one group... */
|
|
WORD num_cpu_per_group = __get_cpus_per_group ();
|
|
|
|
cpu_num_p = wcpcpy (cpu_key, L"\\Registry\\Machine\\HARDWARE\\DESCRIPTION"
|
|
"\\System\\CentralProcessor\\");
|
|
for (cpu_number = 0; ; cpu_number++)
|
|
{
|
|
__small_swprintf (cpu_num_p, L"%d", cpu_number);
|
|
if (!NT_SUCCESS (RtlCheckRegistryKey (RTL_REGISTRY_ABSOLUTE, cpu_key)))
|
|
break;
|
|
if (cpu_number)
|
|
print ("\n");
|
|
|
|
WORD cpu_group = cpu_number / num_cpu_per_group;
|
|
KAFFINITY cpu_mask = 1L << (cpu_number % num_cpu_per_group);
|
|
|
|
if (wincap.has_processor_groups ())
|
|
{
|
|
GROUP_AFFINITY affinity = {
|
|
.Mask = cpu_mask,
|
|
.Group = cpu_group,
|
|
};
|
|
|
|
if (!SetThreadGroupAffinity (GetCurrentThread (), &affinity,
|
|
&orig_group_affinity))
|
|
system_printf ("SetThreadGroupAffinity(%x,%d (%x/%d)) failed %E", cpu_mask, cpu_group, cpu_number, cpu_number);
|
|
orig_affinity_mask = 1; /* Just mark success. */
|
|
}
|
|
else
|
|
{
|
|
orig_affinity_mask = SetThreadAffinityMask (GetCurrentThread (),
|
|
1 << cpu_number);
|
|
if (orig_affinity_mask == 0)
|
|
debug_printf ("SetThreadAffinityMask failed %E");
|
|
}
|
|
/* I'm not sure whether the thread changes processor immediately
|
|
and I'm not sure whether this function will cause the thread
|
|
to be rescheduled */
|
|
yield ();
|
|
|
|
DWORD cpu_mhz = 0;
|
|
union
|
|
{
|
|
LONG uc_len; /* -max size of buffer before call */
|
|
char uc_microcode[16];
|
|
} uc;
|
|
|
|
RTL_QUERY_REGISTRY_TABLE tab[3] =
|
|
{
|
|
{ NULL, RTL_QUERY_REGISTRY_DIRECT | RTL_QUERY_REGISTRY_NOSTRING,
|
|
L"~Mhz", &cpu_mhz, REG_NONE, NULL, 0 },
|
|
{ NULL, RTL_QUERY_REGISTRY_DIRECT | RTL_QUERY_REGISTRY_NOSTRING,
|
|
L"Update Revision", &uc, REG_NONE, NULL, 0 },
|
|
{ NULL, 0, NULL, NULL, 0, NULL, 0 }
|
|
};
|
|
|
|
memset (&uc, 0, sizeof (uc.uc_microcode));
|
|
uc.uc_len = -16; /* -max size of microcode buffer */
|
|
RtlQueryRegistryValues (RTL_REGISTRY_ABSOLUTE, cpu_key, tab,
|
|
NULL, NULL);
|
|
cpu_mhz = ((cpu_mhz - 1) / 10 + 1) * 10; /* round up to multiple of 10 */
|
|
DWORD bogomips = cpu_mhz * 2; /* bogomips is double cpu MHz since MMX */
|
|
long long microcode = 0; /* at least 8 bytes for AMD */
|
|
memcpy (µcode, &uc, sizeof (microcode));
|
|
|
|
bufptr += __small_sprintf (bufptr, "processor\t: %d\n", cpu_number);
|
|
uint32_t maxf, vendor_id[4], unused;
|
|
|
|
cpuid (&maxf, &vendor_id[0], &vendor_id[2], &vendor_id[1], 0x00000000);
|
|
maxf &= 0xffff;
|
|
vendor_id[3] = 0;
|
|
|
|
/* Vendor identification. */
|
|
bool is_amd = false, is_intel = false;
|
|
if (!strcmp ((char*)vendor_id, "AuthenticAMD")
|
|
|| !strcmp((char*)vendor_id, "HygonGenuine"))
|
|
is_amd = true;
|
|
else if (!strcmp ((char*)vendor_id, "GenuineIntel"))
|
|
is_intel = true;
|
|
|
|
bufptr += __small_sprintf (bufptr, "vendor_id\t: %s\n",
|
|
(char *)vendor_id);
|
|
|
|
uint32_t features1, features2, extra_info, cpuid_sig;
|
|
cpuid (&cpuid_sig, &extra_info, &features2, &features1, 0x00000001);
|
|
uint32_t family = (cpuid_sig & 0x00000f00) >> 8,
|
|
model = (cpuid_sig & 0x000000f0) >> 4,
|
|
stepping = cpuid_sig & 0x0000000f,
|
|
apic_id = (extra_info & 0xff000000) >> 24;
|
|
if (family == 15)
|
|
family += (cpuid_sig >> 20) & 0xff;
|
|
if (family >= 6)
|
|
model |= ((cpuid_sig >> 16) & 0x0f) << 4; /* ext model << 4 | model */
|
|
|
|
uint32_t maxe = 0;
|
|
cpuid (&maxe, &unused, &unused, &unused, 0x80000000);
|
|
if (maxe >= 0x80000004)
|
|
{
|
|
cpuid (&in_buf.m[0], &in_buf.m[1], &in_buf.m[2],
|
|
&in_buf.m[3], 0x80000002);
|
|
cpuid (&in_buf.m[4], &in_buf.m[5], &in_buf.m[6],
|
|
&in_buf.m[7], 0x80000003);
|
|
cpuid (&in_buf.m[8], &in_buf.m[9], &in_buf.m[10],
|
|
&in_buf.m[11], 0x80000004);
|
|
in_buf.m[12] = 0;
|
|
}
|
|
else
|
|
{
|
|
/* Could implement a lookup table here if someone needs it. */
|
|
strcpy (in_buf.s, "unknown");
|
|
}
|
|
int cache_size = -1,
|
|
clflush = 64,
|
|
cache_alignment = 64;
|
|
long (*get_cpu_cache) (int, uint32_t) = NULL;
|
|
uint32_t max;
|
|
if (features1 & (1 << 19)) /* CLFSH */
|
|
clflush = ((extra_info >> 8) & 0xff) << 3;
|
|
if (is_intel && family == 15)
|
|
cache_alignment = clflush * 2;
|
|
if (is_intel)
|
|
{
|
|
extern long get_cpu_cache_intel (int sysc, uint32_t maxf);
|
|
get_cpu_cache = get_cpu_cache_intel;
|
|
max = maxf; /* Intel uses normal cpuid levels */
|
|
}
|
|
else if (is_amd)
|
|
{
|
|
extern long get_cpu_cache_amd (int sysc, uint32_t maxe);
|
|
get_cpu_cache = get_cpu_cache_amd;
|
|
max = maxe; /* AMD uses extended cpuid levels */
|
|
}
|
|
if (get_cpu_cache)
|
|
{
|
|
long cs;
|
|
|
|
cs = get_cpu_cache (_SC_LEVEL3_CACHE_SIZE, max);
|
|
if (cs <= 0)
|
|
cs = get_cpu_cache (_SC_LEVEL2_CACHE_SIZE, max);
|
|
if (cs <= 0)
|
|
{
|
|
cs = get_cpu_cache (_SC_LEVEL1_ICACHE_SIZE, max);
|
|
if (cs > 0)
|
|
cache_size = cs;
|
|
cs = get_cpu_cache (_SC_LEVEL1_DCACHE_SIZE, max);
|
|
if (cs > 0)
|
|
cache_size += cs;
|
|
}
|
|
else
|
|
cache_size = cs;
|
|
if (cache_size > 0)
|
|
cache_size >>= 10;
|
|
}
|
|
bufptr += __small_sprintf (bufptr, "cpu family\t: %d\n"
|
|
"model\t\t: %d\n"
|
|
"model name\t: %s\n"
|
|
"stepping\t: %d\n"
|
|
"microcode\t: 0x%x\n"
|
|
"cpu MHz\t\t: %d.000\n",
|
|
family,
|
|
model,
|
|
in_buf.s + strspn (in_buf.s, " "),
|
|
stepping,
|
|
microcode,
|
|
cpu_mhz);
|
|
|
|
if (cache_size >= 0)
|
|
bufptr += __small_sprintf (bufptr, "cache size\t: %d KB\n",
|
|
cache_size);
|
|
|
|
/* Recognize multi-core CPUs. */
|
|
if (features1 & (1 << 28)) /* HTT */
|
|
{
|
|
uint32_t siblings = 0;
|
|
uint32_t cpu_cores = 0;
|
|
uint32_t phys_id = 0;
|
|
uint32_t core_id = 0;
|
|
uint32_t initial_apic_id = apic_id;
|
|
|
|
uint32_t logical_bits = 0; /* # of logical core bits in apicid. */
|
|
uint32_t ht_bits = 0; /* # of thread bits in apic_id. */
|
|
|
|
if (is_intel)
|
|
{
|
|
bool valid = false;
|
|
if (maxf >= 0x0000000b) /* topoext supported? */
|
|
{
|
|
uint32_t bits, logical, level, unused;
|
|
|
|
/* Threads */
|
|
cpuid (&bits, &logical, &level, &unused,
|
|
0x0000000b, 0x00);
|
|
/* Even if topoext is supposedly supported, it can return
|
|
"invalid". */
|
|
if (bits != 0 && ((level >> 8) & 0xff) == 1)
|
|
{
|
|
valid = true;
|
|
ht_bits = (bits & 0x1f);
|
|
siblings = (logical & 0xffff);
|
|
cpu_cores = siblings;
|
|
for (uint32_t idx = 1; ; ++idx)
|
|
{
|
|
cpuid (&bits, &logical, &level, &initial_apic_id,
|
|
0x0000000b, idx);
|
|
|
|
uint32_t level_type = ((level >> 8) & 0xff);
|
|
if (level_type == 0) /* Invalid */
|
|
break;
|
|
if (level_type == 2) /* Core */
|
|
{
|
|
logical_bits = (bits & 0x1f);
|
|
siblings = (logical & 0xffff);
|
|
cpu_cores = siblings >> ht_bits;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (!valid && maxf >= 0x00000004)
|
|
{
|
|
uint32_t apic_reserved;
|
|
|
|
cpuid (&apic_reserved, &unused, &unused, &unused,
|
|
0x00000004, 0x00);
|
|
if (apic_reserved & 0x1f)
|
|
{
|
|
valid = true;
|
|
cpu_cores = ((apic_reserved >> 26) & 0x3f) + 1;
|
|
siblings = (extra_info >> 16) & 0xff;
|
|
if (siblings <= 1) /* HT could be fused out */
|
|
{
|
|
logical_bits = mask_bits (cpu_cores);
|
|
ht_bits = 0;
|
|
}
|
|
else
|
|
{
|
|
logical_bits = mask_bits (siblings);
|
|
ht_bits = mask_bits (siblings / cpu_cores);
|
|
}
|
|
}
|
|
}
|
|
if (!valid) /* single core, multi thread */
|
|
{
|
|
cpu_cores = 1;
|
|
siblings = (extra_info >> 16) & 0xff;
|
|
logical_bits = mask_bits (siblings);
|
|
ht_bits = logical_bits;
|
|
}
|
|
}
|
|
else if (is_amd)
|
|
{
|
|
if (maxe >= 0x8000001e)
|
|
{
|
|
uint32_t cus, core_info;
|
|
|
|
cpuid (&unused, &unused, &core_info, &unused, 0x80000008);
|
|
cpuid (&unused, &cus, &unused, &unused, 0x8000001e);
|
|
siblings = cpu_cores = (core_info & 0xff) + 1;
|
|
logical_bits = (core_info >> 12) & 0xf;
|
|
cus = ((cus >> 8) & 0x3) + 1;
|
|
ht_bits = mask_bits (cus);
|
|
}
|
|
else if (maxe >= 0x80000008)
|
|
{
|
|
uint32_t core_info;
|
|
|
|
cpuid (&unused, &unused, &core_info, &unused, 0x80000008);
|
|
siblings = (core_info & 0xff) + 1;
|
|
cpu_cores = siblings;
|
|
logical_bits = (core_info >> 12) & 0xf;
|
|
if (!logical_bits)
|
|
logical_bits = mask_bits (siblings);
|
|
ht_bits = 0;
|
|
}
|
|
else
|
|
{
|
|
siblings = (extra_info >> 16) & 0xff;
|
|
cpu_cores = siblings;
|
|
logical_bits = mask_bits (siblings);
|
|
ht_bits = 0;
|
|
}
|
|
}
|
|
phys_id = initial_apic_id >> logical_bits;
|
|
core_id = (initial_apic_id & ((1 << logical_bits) - 1)) >> ht_bits;
|
|
|
|
bufptr += __small_sprintf (bufptr, "physical id\t: %d\n", phys_id);
|
|
if (siblings > 0)
|
|
bufptr += __small_sprintf (bufptr, "siblings\t: %u\n", siblings);
|
|
bufptr += __small_sprintf (bufptr, "core id\t\t: %d\n"
|
|
"cpu cores\t: %d\n",
|
|
core_id, cpu_cores);
|
|
if (features1 & (1 << 9)) /* apic */
|
|
bufptr += __small_sprintf (bufptr, "apicid\t\t: %d\n"
|
|
"initial apicid\t: %d\n",
|
|
apic_id, initial_apic_id);
|
|
|
|
}
|
|
|
|
/* level is number of non-zero leafs exc. sub-leafs */
|
|
int level = maxf + 1 + (maxe & 0x7fffffff) + 1;
|
|
|
|
for (uint32_t l = maxe; 0x80000001 < l; --l)
|
|
{
|
|
uint32_t a, b, c, d;
|
|
cpuid (&a, &b, &c, &d, l);
|
|
if (!(a | b | c | d)) --level;
|
|
}
|
|
|
|
for (uint32_t l = maxf; 1 < l; --l)
|
|
{
|
|
uint32_t a, b, c, d;
|
|
cpuid (&a, &b, &c, &d, l);
|
|
if (!(a | b | c | d)) --level;
|
|
}
|
|
|
|
bufptr += __small_sprintf (bufptr, "fpu\t\t: %s\n"
|
|
"fpu_exception\t: %s\n"
|
|
"cpuid level\t: %d\n"
|
|
"wp\t\t: yes\n",
|
|
(features1 & (1 << 0)) ? "yes" : "no",
|
|
(features1 & (1 << 0)) ? "yes" : "no",
|
|
level);
|
|
print ("flags\t\t:");
|
|
/* cpuid 0x00000001 edx */
|
|
ftcprint (features1, 0, "fpu"); /* x87 floating point */
|
|
ftcprint (features1, 1, "vme"); /* VM enhancements */
|
|
ftcprint (features1, 2, "de"); /* debugging extensions */
|
|
ftcprint (features1, 3, "pse"); /* page size extensions */
|
|
ftcprint (features1, 4, "tsc"); /* rdtsc/p */
|
|
ftcprint (features1, 5, "msr"); /* rd/wrmsr */
|
|
ftcprint (features1, 6, "pae"); /* phy addr extensions */
|
|
ftcprint (features1, 7, "mce"); /* Machine check exception */
|
|
ftcprint (features1, 8, "cx8"); /* cmpxchg8b */
|
|
ftcprint (features1, 9, "apic"); /* APIC enabled */
|
|
ftcprint (features1, 11, "sep"); /* sysenter/sysexit */
|
|
ftcprint (features1, 12, "mtrr"); /* memory type range registers */
|
|
ftcprint (features1, 13, "pge"); /* page global extension */
|
|
ftcprint (features1, 14, "mca"); /* machine check architecture */
|
|
ftcprint (features1, 15, "cmov"); /* conditional move */
|
|
ftcprint (features1, 16, "pat"); /* page attribute table */
|
|
ftcprint (features1, 17, "pse36");/* 36 bit page size extensions */
|
|
ftcprint (features1, 18, "pn"); /* processor serial number */
|
|
ftcprint (features1, 19, "clflush"); /* clflush instruction */
|
|
ftcprint (features1, 21, "dts"); /* debug store */
|
|
ftcprint (features1, 22, "acpi"); /* ACPI via MSR */
|
|
ftcprint (features1, 23, "mmx"); /* multimedia extensions */
|
|
ftcprint (features1, 24, "fxsr"); /* fxsave/fxrstor */
|
|
ftcprint (features1, 25, "sse"); /* xmm */
|
|
ftcprint (features1, 26, "sse2"); /* xmm2 */
|
|
ftcprint (features1, 27, "ss"); /* CPU self snoop */
|
|
ftcprint (features1, 28, "ht"); /* hyper threading */
|
|
ftcprint (features1, 29, "tm"); /* acc automatic clock control */
|
|
ftcprint (features1, 30, "ia64"); /* IA 64 processor */
|
|
ftcprint (features1, 31, "pbe"); /* pending break enable */
|
|
|
|
/* AMD cpuid 0x80000001 edx */
|
|
if (is_amd && maxe >= 0x80000001)
|
|
{
|
|
cpuid (&unused, &unused, &unused, &features1, 0x80000001);
|
|
|
|
ftcprint (features1, 11, "syscall"); /* syscall/sysret */
|
|
ftcprint (features1, 19, "mp"); /* MP capable */
|
|
ftcprint (features1, 20, "nx"); /* no-execute protection */
|
|
ftcprint (features1, 22, "mmxext"); /* MMX extensions */
|
|
ftcprint (features1, 25, "fxsr_opt"); /* fxsave/fxrstor optims */
|
|
ftcprint (features1, 26, "pdpe1gb"); /* GB large pages */
|
|
ftcprint (features1, 27, "rdtscp"); /* rdtscp */
|
|
ftcprint (features1, 29, "lm"); /* long mode (x86 64) */
|
|
ftcprint (features1, 30, "3dnowext"); /* 3DNow extensions */
|
|
ftcprint (features1, 31, "3dnow"); /* 3DNow */
|
|
}
|
|
/* AMD cpuid 0x80000007 edx */
|
|
if (is_amd && maxe >= 0x80000007)
|
|
{
|
|
cpuid (&unused, &unused, &unused, &features1, 0x80000007);
|
|
|
|
ftcprint (features1, 8, "constant_tsc"); /* TSC constant rate */
|
|
ftcprint (features1, 8, "nonstop_tsc"); /* nonstop C states */
|
|
}
|
|
/* cpuid 0x00000006 ecx */
|
|
if (maxf >= 0x06)
|
|
{
|
|
cpuid (&unused, &unused, &features1, &unused, 0x06);
|
|
|
|
ftcprint (features1, 0, "aperfmperf"); /* P state hw coord fb */
|
|
}
|
|
|
|
/* cpuid 0x00000001 ecx */
|
|
ftcprint (features2, 0, "pni"); /* xmm3 sse3 */
|
|
ftcprint (features2, 1, "pclmuldq"); /* pclmulqdq instruction */
|
|
ftcprint (features2, 2, "dtes64"); /* 64-bit debug store */
|
|
ftcprint (features2, 3, "monitor"); /* monitor/mwait support */
|
|
ftcprint (features2, 4, "ds_cpl"); /* CPL-qual debug store */
|
|
ftcprint (features2, 5, "vmx"); /* hardware virtualization */
|
|
ftcprint (features2, 6, "smx"); /* safer mode extensions */
|
|
ftcprint (features2, 7, "est"); /* enhanced speedstep */
|
|
ftcprint (features2, 8, "tm2"); /* thermal monitor 2 */
|
|
ftcprint (features2, 9, "ssse3"); /* supplemental sse3 */
|
|
ftcprint (features2, 10, "cid"); /* context id */
|
|
ftcprint (features2, 11, "sdbg"); /* silicon debug */
|
|
ftcprint (features2, 12, "fma"); /* fused multiply add */
|
|
ftcprint (features2, 13, "cx16"); /* cmpxchg16b instruction */
|
|
ftcprint (features2, 14, "xtpr"); /* send task priority messages */
|
|
ftcprint (features2, 15, "pdcm"); /* perf/debug capabilities MSR */
|
|
ftcprint (features2, 17, "pcid"); /* process context identifiers */
|
|
ftcprint (features2, 18, "dca"); /* direct cache access */
|
|
ftcprint (features2, 19, "sse4_1"); /* xmm 4_1 sse 4.1 */
|
|
ftcprint (features2, 20, "sse4_2"); /* xmm 4_2 sse 4.2 */
|
|
ftcprint (features2, 21, "x2apic"); /* x2 APIC */
|
|
ftcprint (features2, 22, "movbe"); /* movbe instruction */
|
|
ftcprint (features2, 23, "popcnt"); /* popcnt instruction */
|
|
ftcprint (features2, 24, "tsc_deadline_timer"); /* TSC deadline timer */
|
|
ftcprint (features2, 25, "aes"); /* AES instructions */
|
|
ftcprint (features2, 26, "xsave"); /* xsave/xrstor/xsetbv/xgetbv */
|
|
/* ftcprint (features2, 27, "osxsave"); */ /* not output on Linux */
|
|
ftcprint (features2, 28, "avx"); /* advanced vector extensions */
|
|
ftcprint (features2, 29, "f16c"); /* 16 bit FP conversions */
|
|
ftcprint (features2, 30, "rdrand"); /* RNG rdrand instruction */
|
|
ftcprint (features2, 31, "hypervisor"); /* hypervisor guest */
|
|
|
|
/* cpuid 0x80000001 ecx */
|
|
if (maxe >= 0x80000001)
|
|
{
|
|
cpuid (&unused, &unused, &features1, &unused, 0x80000001);
|
|
|
|
ftcprint (features1, 0, "lahf_lm"); /* l/sahf long mode */
|
|
ftcprint (features1, 1, "cmp_legacy"); /* HT not valid */
|
|
if (is_amd)
|
|
{
|
|
ftcprint (features1, 2, "svm"); /* secure VM */
|
|
ftcprint (features1, 3, "extapic"); /* ext APIC space */
|
|
ftcprint (features1, 4, "cr8_legacy"); /* CR8 32 bit mode */
|
|
ftcprint (features1, 5, "abm"); /* adv bit manip lzcnt */
|
|
ftcprint (features1, 6, "sse4a"); /* sse 4a */
|
|
ftcprint (features1, 7, "misalignsse"); /* misaligned SSE ok */
|
|
ftcprint (features1, 8, "3dnowprefetch"); /* 3DNow prefetch */
|
|
ftcprint (features1, 9, "osvw"); /* OS vis workaround */
|
|
}
|
|
ftcprint (features1, 10, "ibs"); /* instr based sampling */
|
|
if (is_amd)
|
|
{
|
|
ftcprint (features1, 11, "xop"); /* sse 5 extended AVX */
|
|
ftcprint (features1, 12, "skinit"); /* skinit/stgi */
|
|
ftcprint (features1, 13, "wdt"); /* watchdog timer */
|
|
ftcprint (features1, 15, "lwp"); /* light weight prof */
|
|
ftcprint (features1, 16, "fma4"); /* 4 operand MAC */
|
|
ftcprint (features1, 17, "tce"); /* translat cache ext */
|
|
ftcprint (features1, 19, "nodeid_msr"); /* nodeid MSR */
|
|
ftcprint (features1, 21, "tbm"); /* trailing bit manip */
|
|
ftcprint (features1, 22, "topoext"); /* topology ext */
|
|
ftcprint (features1, 23, "perfctr_core"); /* core perf ctr ext */
|
|
ftcprint (features1, 24, "perfctr_nb"); /* NB perf ctr ext */
|
|
ftcprint (features1, 26, "bpext"); /* data brkpt ext */
|
|
ftcprint (features1, 27, "ptsc"); /* perf timestamp ctr */
|
|
ftcprint (features1, 28, "perfctr_llc"); /* ll cache perf ctr */
|
|
ftcprint (features1, 29, "mwaitx"); /* monitor/mwaitx ext */
|
|
}
|
|
}
|
|
|
|
/* features scattered in various CPUID levels. */
|
|
/* cpuid 0x80000007 edx */
|
|
if (maxf >= 0x07)
|
|
{
|
|
cpuid (&unused, &unused, &unused, &features1, 0x80000007);
|
|
|
|
ftcprint (features1, 9, "cpb"); /* core performance boost */
|
|
}
|
|
/* cpuid 0x00000006 ecx */
|
|
if (maxf >= 0x06)
|
|
{
|
|
cpuid (&unused, &unused, &features1, &unused, 0x06);
|
|
|
|
ftcprint (features1, 3, "epb"); /* energy perf bias */
|
|
}
|
|
/* cpuid 0x00000010 ebx */
|
|
if (maxf >= 0x10)
|
|
{
|
|
cpuid (&unused, &features1, &unused, &unused, 0x10);
|
|
|
|
ftcprint (features1, 1, "cat_l3"); /* cache alloc tech l3 */
|
|
ftcprint (features1, 2, "cat_l2"); /* cache alloc tech l2 */
|
|
|
|
/* cpuid 0x00000010:1 ecx */
|
|
cpuid (&unused, &unused, &features1, &unused, 0x10, 1);
|
|
|
|
ftcprint (features1, 2, "cdp_l3"); /* code data prior l3 */
|
|
}
|
|
/* cpuid 0x80000007 edx */
|
|
if (maxe >= 0x80000007)
|
|
{
|
|
cpuid (&unused, &unused, &unused, &features1, 0x80000007);
|
|
|
|
ftcprint (features1, 7, "hw_pstate"); /* hw P state */
|
|
ftcprint (features1, 11, "proc_feedback"); /* proc feedback interf */
|
|
}
|
|
/* cpuid 0x8000001f eax */
|
|
if (maxe >= 0x8000001f)
|
|
{
|
|
cpuid (&features1, &unused, &unused, &unused, 0x8000001f);
|
|
|
|
ftcprint (features1, 0, "sme"); /* secure memory encryption */
|
|
}
|
|
/* cpuid 0x00000010:2 ecx */
|
|
if (maxf >= 0x10)
|
|
{
|
|
cpuid (&unused, &unused, &features1, &unused, 0x10, 2);
|
|
|
|
ftcprint (features1, 2, "cdp_l2"); /* code data prior l2 */
|
|
|
|
/* cpuid 0x00000010 ebx */
|
|
cpuid (&unused, &features1, &unused, &unused, 0x10);
|
|
|
|
ftcprint (features1, 3, "mba"); /* memory bandwidth alloc */
|
|
}
|
|
/* cpuid 0x80000008 ebx */
|
|
if (maxe >= 0x80000008)
|
|
{
|
|
cpuid (&unused, &features1, &unused, &unused, 0x80000008);
|
|
|
|
ftcprint (features1, 6, "mba"); /* memory bandwidth alloc */
|
|
}
|
|
/* cpuid 0x8000001f eax */
|
|
if (maxe >= 0x8000001f)
|
|
{
|
|
cpuid (&features1, &unused, &unused, &unused, 0x8000001f);
|
|
|
|
ftcprint (features1, 1, "sev"); /* secure encrypted virt */
|
|
}
|
|
|
|
/* cpuid 0x00000007 ebx */
|
|
if (maxf >= 0x07)
|
|
{
|
|
cpuid (&unused, &features1, &unused, &unused, 0x07, 0);
|
|
|
|
ftcprint (features1, 0, "fsgsbase"); /* rd/wr fs/gs base */
|
|
ftcprint (features1, 1, "tsc_adjust"); /* TSC adjustment MSR 0x3B */
|
|
ftcprint (features1, 3, "bmi1"); /* bit manip ext group 1 */
|
|
ftcprint (features1, 4, "hle"); /* hardware lock elision */
|
|
ftcprint (features1, 5, "avx2"); /* AVX ext instructions */
|
|
/* ftcprint (features1, 6, "fpdx"); */ /* FP data ptr upd on exc */
|
|
ftcprint (features1, 7, "smep"); /* super mode exec prot */
|
|
ftcprint (features1, 8, "bmi2"); /* bit manip ext group 2 */
|
|
ftcprint (features1, 9, "erms"); /* enh rep movsb/stosb */
|
|
ftcprint (features1, 10, "invpcid"); /* inv proc context id */
|
|
ftcprint (features1, 11, "rtm"); /* restricted txnal mem */
|
|
ftcprint (features1, 12, "cqm"); /* cache QoS monitoring */
|
|
/* ftcprint (features1, 13, "fpcsdsz"); */ /* zero FP cs/ds */
|
|
ftcprint (features1, 14, "mpx"); /* mem prot ext */
|
|
ftcprint (features1, 15, "rdt_a"); /* rsrc dir tech alloc */
|
|
ftcprint (features1, 16, "avx512f"); /* vec foundation */
|
|
ftcprint (features1, 17, "avx512dq"); /* vec dq granular */
|
|
ftcprint (features1, 18, "rdseed"); /* RNG rdseed instruction */
|
|
ftcprint (features1, 19, "adx"); /* adcx/adox */
|
|
ftcprint (features1, 20, "smap"); /* sec mode access prev */
|
|
ftcprint (features1, 21, "avx512ifma"); /* vec int FMA */
|
|
ftcprint (features1, 23, "clflushopt"); /* cache line flush opt */
|
|
ftcprint (features1, 24, "clwb"); /* cache line write back */
|
|
ftcprint (features1, 25, "intel_pt"); /* intel processor trace */
|
|
ftcprint (features1, 26, "avx512pf"); /* vec prefetch */
|
|
ftcprint (features1, 27, "avx512er"); /* vec exp/recip aprx */
|
|
ftcprint (features1, 28, "avx512cd"); /* vec conflict detect */
|
|
ftcprint (features1, 29, "sha_ni"); /* SHA extensions */
|
|
ftcprint (features1, 30, "avx512bw"); /* vec byte/word gran */
|
|
ftcprint (features1, 31, "avx512vl"); /* vec vec len ext */
|
|
}
|
|
|
|
/* more random feature flags */
|
|
/* cpuid 0x0000000d:1 eax */
|
|
if (maxf >= 0x0d)
|
|
{
|
|
cpuid (&features1, &unused, &unused, &unused, 0x0d, 1);
|
|
|
|
ftcprint (features1, 0, "xsaveopt"); /* xsaveopt instruction */
|
|
ftcprint (features1, 1, "xsavec"); /* xsavec instruction */
|
|
ftcprint (features1, 2, "xgetbv1"); /* xgetbv ecx 1 */
|
|
ftcprint (features1, 3, "xsaves"); /* xsaves/xrstors */
|
|
}
|
|
/* cpuid 0x0000000f edx */
|
|
if (maxf >= 0x0f)
|
|
{
|
|
cpuid (&unused, &unused, &unused, &features1, 0x0f);
|
|
|
|
ftcprint (features1, 1, "cqm_llc"); /* llc QoS */
|
|
|
|
/* cpuid 0x0000000f:1 edx */
|
|
cpuid (&unused, &unused, &unused, &features1, 0x0f, 1);
|
|
|
|
ftcprint (features1, 0, "cqm_occup_llc"); /* llc occup monitor */
|
|
ftcprint (features1, 1, "cqm_mbm_total"); /* llc total MBM mon */
|
|
ftcprint (features1, 2, "cqm_mbm_local"); /* llc local MBM mon */
|
|
}
|
|
/* cpuid 0x00000007:1 eax */
|
|
if (maxf >= 0x07)
|
|
{
|
|
cpuid (&features1, &unused, &unused, &unused, 0x07, 1);
|
|
|
|
ftcprint (features1, 5, "avx512_bf16"); /* vec bfloat16 short */
|
|
}
|
|
|
|
/* AMD cpuid 0x80000008 ebx */
|
|
if (is_amd && maxe >= 0x80000008)
|
|
{
|
|
cpuid (&unused, &features1, &unused, &unused, 0x80000008, 0);
|
|
|
|
ftcprint (features1, 0, "clzero"); /* clzero instruction */
|
|
ftcprint (features1, 1, "irperf"); /* instr retired count */
|
|
ftcprint (features1, 2, "xsaveerptr"); /* save/rest FP err ptrs */
|
|
/* ftcprint (features1, 6, "mba"); */ /* memory BW alloc */
|
|
ftcprint (features1, 9, "wbnoinvd"); /* wbnoinvd instruction */
|
|
/* ftcprint (features1, 12, "ibpb" ); */ /* ind br pred barrier */
|
|
/* ftcprint (features1, 14, "ibrs" ); */ /* ind br restricted spec */
|
|
/* ftcprint (features1, 15, "stibp"); */ /* 1 thread ind br pred */
|
|
/* ftcprint (features1, 17, "stibp_always_on"); */ /* stibp always on */
|
|
/* ftcprint (features1, 24, "ssbd"); */ /* spec store byp dis */
|
|
ftcprint (features1, 25, "virt_ssbd"); /* vir spec store byp dis */
|
|
/* ftcprint (features1, 26, "ssb_no"); */ /* ssb fixed in hardware */
|
|
}
|
|
|
|
/* thermal & power cpuid 0x00000006 eax */
|
|
if (maxf >= 0x06)
|
|
{
|
|
cpuid (&features1, &unused, &features2, &unused, 0x06);
|
|
|
|
ftcprint (features1, 0, "dtherm"); /* digital thermal sensor */
|
|
ftcprint (features1, 1, "ida"); /* Intel dynamic acceleration */
|
|
ftcprint (features1, 2, "arat"); /* always running APIC timer */
|
|
ftcprint (features1, 4, "pln"); /* power limit notification */
|
|
ftcprint (features1, 6, "pts"); /* package thermal status */
|
|
ftcprint (features1, 7, "hwp"); /* hardware P states */
|
|
ftcprint (features1, 8, "hwp_notify"); /* HWP notification */
|
|
ftcprint (features1, 9, "hwp_act_window"); /* HWP activity window */
|
|
ftcprint (features1, 10, "hwp_epp"); /* HWP energy perf pref */
|
|
ftcprint (features1, 11, "hwp_pkg_req"); /* HWP package level req */
|
|
}
|
|
|
|
/* AMD SVM cpuid 0x8000000a edx */
|
|
if (is_amd && maxe >= 0x8000000a)
|
|
{
|
|
cpuid (&unused, &unused, &unused, &features1, 0x8000000a, 0);
|
|
|
|
ftcprint (features1, 0, "npt"); /* nested paging */
|
|
ftcprint (features1, 1, "lbrv"); /* lbr virtualization */
|
|
ftcprint (features1, 2, "svm_lock"); /* SVM locking MSR */
|
|
ftcprint (features1, 3, "nrip_save"); /* SVM next rip save */
|
|
ftcprint (features1, 4, "tsc_scale"); /* TSC rate control */
|
|
ftcprint (features1, 5, "vmcb_clean"); /* VMCB clean bits */
|
|
ftcprint (features1, 6, "flushbyasid"); /* flush by ASID */
|
|
ftcprint (features1, 7, "decode_assists"); /* decode assists */
|
|
ftcprint (features1, 10, "pausefilter"); /* filt pause intrcpt */
|
|
ftcprint (features1, 12, "pfthreshold"); /* pause filt thresh */
|
|
ftcprint (features1, 13, "avic"); /* virt int control */
|
|
ftcprint (features1, 15, "v_vmsave_vmload"); /* virt vmsave vmload */
|
|
ftcprint (features1, 16, "vgif"); /* virt glb int flag */
|
|
}
|
|
|
|
/* Intel cpuid 0x00000007 ecx */
|
|
if (is_intel && maxf >= 0x07)
|
|
{
|
|
cpuid (&unused, &unused, &features1, &unused, 0x07, 0);
|
|
|
|
ftcprint (features1, 1, "avx512vbmi"); /* vec bit manip */
|
|
ftcprint (features1, 2, "umip"); /* user mode ins prot */
|
|
ftcprint (features1, 3, "pku"); /* prot key userspace */
|
|
ftcprint (features1, 4, "ospke"); /* OS prot keys en */
|
|
ftcprint (features1, 5, "waitpkg"); /* umon/umwait/tpause */
|
|
ftcprint (features1, 6, "avx512_vbmi2"); /* vec bit manip 2 */
|
|
ftcprint (features1, 8, "gfni"); /* Galois field instr */
|
|
ftcprint (features1, 9, "vaes"); /* vector AES */
|
|
ftcprint (features1, 10, "vpclmulqdq"); /* nc mul dbl quad */
|
|
ftcprint (features1, 11, "avx512_vnni"); /* vec neural net */
|
|
ftcprint (features1, 12, "avx512_bitalg"); /* vpopcnt/b/w vpshuf */
|
|
ftcprint (features1, 13, "tme"); /* total mem encrypt */
|
|
ftcprint (features1, 14, "avx512_vpopcntdq"); /* vec popcnt dw/qw */
|
|
ftcprint (features1, 16, "la57"); /* 5 level paging */
|
|
ftcprint (features1, 22, "rdpid"); /* rdpid instruction */
|
|
ftcprint (features1, 25, "cldemote"); /* cldemote instr */
|
|
ftcprint (features1, 27, "movdiri"); /* movdiri instr */
|
|
ftcprint (features1, 28, "movdir64b"); /* movdir64b instr */
|
|
}
|
|
|
|
/* AMD MCA cpuid 0x80000007 ebx */
|
|
if (is_amd && maxe >= 0x80000007)
|
|
{
|
|
cpuid (&unused, &features1, &unused, &unused, 0x80000007, 0);
|
|
|
|
ftcprint (features1, 0, "overflow_recov"); /* MCA oflow recovery */
|
|
ftcprint (features1, 1, "succor"); /* uncor err recovery */
|
|
ftcprint (features1, 3, "smca"); /* scalable MCA */
|
|
}
|
|
|
|
/* Intel cpuid 0x00000007 edx */
|
|
if (is_intel && maxf >= 0x07)
|
|
{
|
|
cpuid (&unused, &unused, &unused, &features1, 0x07, 0);
|
|
|
|
ftcprint (features1, 2, "avx512_4vnniw"); /* vec dot prod dw */
|
|
ftcprint (features1, 3, "avx512_4fmaps"); /* vec 4 FMA single */
|
|
ftcprint (features1, 8, "avx512_vp2intersect"); /* vec intcpt d/q */
|
|
ftcprint (features1, 10, "md_clear"); /* verw clear buf */
|
|
ftcprint (features1, 18, "pconfig"); /* platform config */
|
|
ftcprint (features1, 28, "flush_l1d"); /* flush l1d cache */
|
|
ftcprint (features1, 29, "arch_capabilities"); /* arch cap MSR */
|
|
}
|
|
|
|
print ("\n");
|
|
|
|
bufptr += __small_sprintf (bufptr, "bogomips\t: %d.00\n",
|
|
bogomips);
|
|
|
|
bufptr += __small_sprintf (bufptr, "clflush size\t: %d\n"
|
|
"cache_alignment\t: %d\n",
|
|
clflush,
|
|
cache_alignment);
|
|
|
|
if (maxe >= 0x80000008) /* Address size. */
|
|
{
|
|
uint32_t addr_size, phys, virt;
|
|
cpuid (&addr_size, &unused, &unused, &unused, 0x80000008);
|
|
|
|
phys = addr_size & 0xff;
|
|
virt = (addr_size >> 8) & 0xff;
|
|
/* Fix an errata on Intel CPUs */
|
|
if (is_intel && family == 15 && model == 3 && stepping == 4)
|
|
phys = 36;
|
|
bufptr += __small_sprintf (bufptr, "address sizes\t: "
|
|
"%u bits physical, "
|
|
"%u bits virtual\n",
|
|
phys, virt);
|
|
}
|
|
|
|
/* cpuid 0x80000007 edx */
|
|
if (maxe >= 0x80000007) /* Advanced power management. */
|
|
{
|
|
cpuid (&unused, &unused, &unused, &features1, 0x80000007);
|
|
|
|
print ("power management:");
|
|
ftcprint (features1, 0, "ts"); /* temperature sensor */
|
|
ftcprint (features1, 1, "fid"); /* frequency id control */
|
|
ftcprint (features1, 2, "vid"); /* voltage id control */
|
|
ftcprint (features1, 3, "ttp"); /* thermal trip */
|
|
ftcprint (features1, 4, "tm"); /* hw thermal control */
|
|
ftcprint (features1, 5, "stc"); /* sw thermal control */
|
|
ftcprint (features1, 6, "100mhzsteps"); /* 100 MHz mult control */
|
|
ftcprint (features1, 7, "hwpstate"); /* hw P state control */
|
|
/* ftcprint (features1, 8, "invariant_tsc"); */ /* TSC invariant */
|
|
ftcprint (features1, 9, "cpb"); /* core performance boost */
|
|
ftcprint (features1, 10, "eff_freq_ro"); /* ro eff freq interface */
|
|
/* ftcprint (features1, 11, "proc_feedback"); */ /* proc feedback if */
|
|
/* ftcprint (features1, 12, "acc_power"); */ /* core power reporting */
|
|
/* ftcprint (features1, 13, "connstby"); */ /* connected standby */
|
|
/* ftcprint (features1, 14, "rapl"); */ /* running average power limit */
|
|
}
|
|
|
|
if (orig_affinity_mask != 0)
|
|
{
|
|
if (wincap.has_processor_groups ())
|
|
SetThreadGroupAffinity (GetCurrentThread (), &orig_group_affinity,
|
|
NULL);
|
|
else
|
|
SetThreadAffinityMask (GetCurrentThread (), orig_affinity_mask);
|
|
}
|
|
print ("\n");
|
|
}
|
|
|
|
destbuf = (char *) crealloc_abort (destbuf, bufptr - buf);
|
|
memcpy (destbuf, buf, bufptr - buf);
|
|
return bufptr - buf;
|
|
}
|
|
|
|
static off_t
|
|
format_proc_partitions (void *, char *&destbuf)
|
|
{
|
|
OBJECT_ATTRIBUTES attr;
|
|
IO_STATUS_BLOCK io;
|
|
NTSTATUS status;
|
|
HANDLE dirhdl;
|
|
tmp_pathbuf tp;
|
|
|
|
char *buf = tp.c_get ();
|
|
char *bufptr = buf;
|
|
char *ioctl_buf = tp.c_get ();
|
|
PWCHAR mp_buf = tp.w_get ();
|
|
WCHAR fpath[MAX_PATH];
|
|
WCHAR gpath[MAX_PATH];
|
|
DWORD len;
|
|
|
|
/* Open \Device object directory. */
|
|
wchar_t wpath[MAX_PATH] = L"\\Device";
|
|
UNICODE_STRING upath = {14, 16, wpath};
|
|
InitializeObjectAttributes (&attr, &upath, OBJ_CASE_INSENSITIVE, NULL, NULL);
|
|
status = NtOpenDirectoryObject (&dirhdl, DIRECTORY_QUERY, &attr);
|
|
if (!NT_SUCCESS (status))
|
|
{
|
|
debug_printf ("NtOpenDirectoryObject, status %y", status);
|
|
__seterrno_from_nt_status (status);
|
|
return 0;
|
|
}
|
|
|
|
/* Traverse \Device directory ... */
|
|
PDIRECTORY_BASIC_INFORMATION dbi = (PDIRECTORY_BASIC_INFORMATION)
|
|
alloca (640);
|
|
BOOLEAN restart = TRUE;
|
|
bool got_one = false;
|
|
ULONG context = 0;
|
|
while (NT_SUCCESS (NtQueryDirectoryObject (dirhdl, dbi, 640, TRUE, restart,
|
|
&context, NULL)))
|
|
{
|
|
HANDLE devhdl;
|
|
PARTITION_INFORMATION_EX *pix = NULL;
|
|
PARTITION_INFORMATION *pi = NULL;
|
|
DWORD bytes_read;
|
|
DWORD part_cnt = 0;
|
|
unsigned long long size;
|
|
|
|
restart = FALSE;
|
|
/* ... and check for a "Harddisk[0-9]*" entry. */
|
|
if (dbi->ObjectName.Length < 9 * sizeof (WCHAR)
|
|
|| wcsncasecmp (dbi->ObjectName.Buffer, L"Harddisk", 8) != 0
|
|
|| !iswdigit (dbi->ObjectName.Buffer[8]))
|
|
continue;
|
|
/* Got it. Now construct the path to the entire disk, which is
|
|
"\\Device\\HarddiskX\\Partition0", and open the disk with
|
|
minimum permissions. */
|
|
unsigned long drive_num = wcstoul (dbi->ObjectName.Buffer + 8, NULL, 10);
|
|
wcscpy (wpath, dbi->ObjectName.Buffer);
|
|
PWCHAR wpart = wpath + dbi->ObjectName.Length / sizeof (WCHAR);
|
|
wcpcpy (wpart, L"\\Partition0");
|
|
upath.Length = dbi->ObjectName.Length + 22;
|
|
upath.MaximumLength = upath.Length + sizeof (WCHAR);
|
|
InitializeObjectAttributes (&attr, &upath, OBJ_CASE_INSENSITIVE,
|
|
dirhdl, NULL);
|
|
status = NtOpenFile (&devhdl, READ_CONTROL, &attr, &io,
|
|
FILE_SHARE_VALID_FLAGS, 0);
|
|
if (!NT_SUCCESS (status))
|
|
{
|
|
debug_printf ("NtOpenFile(%S), status %y", &upath, status);
|
|
__seterrno_from_nt_status (status);
|
|
continue;
|
|
}
|
|
if (!got_one)
|
|
{
|
|
print ("major minor #blocks name win-mounts\n\n");
|
|
got_one = true;
|
|
}
|
|
/* Fetch partition info for the entire disk to get its size. */
|
|
if (DeviceIoControl (devhdl, IOCTL_DISK_GET_PARTITION_INFO_EX, NULL, 0,
|
|
ioctl_buf, NT_MAX_PATH, &bytes_read, NULL))
|
|
{
|
|
pix = (PARTITION_INFORMATION_EX *) ioctl_buf;
|
|
size = pix->PartitionLength.QuadPart;
|
|
}
|
|
else if (DeviceIoControl (devhdl, IOCTL_DISK_GET_PARTITION_INFO, NULL, 0,
|
|
ioctl_buf, NT_MAX_PATH, &bytes_read, NULL))
|
|
{
|
|
pi = (PARTITION_INFORMATION *) ioctl_buf;
|
|
size = pi->PartitionLength.QuadPart;
|
|
}
|
|
else
|
|
{
|
|
debug_printf ("DeviceIoControl (%S, "
|
|
"IOCTL_DISK_GET_PARTITION_INFO{_EX}) %E", &upath);
|
|
size = 0;
|
|
}
|
|
device dev (drive_num, 0);
|
|
bufptr += __small_sprintf (bufptr, "%5d %5d %9U %s\n",
|
|
dev.get_major (), dev.get_minor (),
|
|
size >> 10, dev.name () + 5);
|
|
/* Fetch drive layout info to get size of all partitions on the disk. */
|
|
if (DeviceIoControl (devhdl, IOCTL_DISK_GET_DRIVE_LAYOUT_EX,
|
|
NULL, 0, ioctl_buf, NT_MAX_PATH, &bytes_read, NULL))
|
|
{
|
|
PDRIVE_LAYOUT_INFORMATION_EX pdlix = (PDRIVE_LAYOUT_INFORMATION_EX)
|
|
ioctl_buf;
|
|
part_cnt = pdlix->PartitionCount;
|
|
pix = pdlix->PartitionEntry;
|
|
}
|
|
else if (DeviceIoControl (devhdl, IOCTL_DISK_GET_DRIVE_LAYOUT,
|
|
NULL, 0, ioctl_buf, NT_MAX_PATH, &bytes_read, NULL))
|
|
{
|
|
PDRIVE_LAYOUT_INFORMATION pdli = (PDRIVE_LAYOUT_INFORMATION) ioctl_buf;
|
|
part_cnt = pdli->PartitionCount;
|
|
pi = pdli->PartitionEntry;
|
|
}
|
|
else
|
|
debug_printf ("DeviceIoControl(%S, "
|
|
"IOCTL_DISK_GET_DRIVE_LAYOUT{_EX}): %E", &upath);
|
|
/* Loop over partitions. */
|
|
if (pix || pi)
|
|
for (DWORD i = 0; i < part_cnt && i < 64; ++i)
|
|
{
|
|
DWORD part_num;
|
|
|
|
if (pix)
|
|
{
|
|
size = pix->PartitionLength.QuadPart;
|
|
part_num = pix->PartitionNumber;
|
|
++pix;
|
|
}
|
|
else
|
|
{
|
|
size = pi->PartitionLength.QuadPart;
|
|
part_num = pi->PartitionNumber;
|
|
++pi;
|
|
}
|
|
/* A partition number of 0 denotes an extended partition or a
|
|
filler entry as described in fhandler_dev_floppy::lock_partition.
|
|
Just skip. */
|
|
if (part_num == 0)
|
|
continue;
|
|
device dev (drive_num, part_num);
|
|
|
|
bufptr += __small_sprintf (bufptr, "%5d %5d %9U %s",
|
|
dev.get_major (), dev.get_minor (),
|
|
size >> 10, dev.name () + 5);
|
|
/* Check if the partition is mounted in Windows and, if so,
|
|
print the mount point list. */
|
|
__small_swprintf (fpath,
|
|
L"\\\\?\\GLOBALROOT\\Device\\%S\\Partition%u\\",
|
|
&dbi->ObjectName, part_num);
|
|
if (GetVolumeNameForVolumeMountPointW (fpath, gpath, MAX_PATH)
|
|
&& GetVolumePathNamesForVolumeNameW (gpath, mp_buf,
|
|
NT_MAX_PATH, &len))
|
|
{
|
|
len = strlen (dev.name () + 5);
|
|
while (len++ < 6)
|
|
*bufptr++ = ' ';
|
|
for (PWCHAR p = mp_buf; *p; p = wcschr (p, L'\0') + 1)
|
|
bufptr += __small_sprintf (bufptr, " %W", p);
|
|
}
|
|
|
|
*bufptr++ = '\n';
|
|
}
|
|
NtClose (devhdl);
|
|
}
|
|
NtClose (dirhdl);
|
|
|
|
if (!got_one)
|
|
return 0;
|
|
|
|
destbuf = (char *) crealloc_abort (destbuf, bufptr - buf);
|
|
memcpy (destbuf, buf, bufptr - buf);
|
|
return bufptr - buf;
|
|
}
|
|
|
|
static off_t
|
|
format_proc_self (void *, char *&destbuf)
|
|
{
|
|
destbuf = (char *) crealloc_abort (destbuf, 16);
|
|
return __small_sprintf (destbuf, "%d", getpid ());
|
|
}
|
|
|
|
static off_t
|
|
format_proc_cygdrive (void *, char *&destbuf)
|
|
{
|
|
destbuf = (char *) crealloc_abort (destbuf, mount_table->cygdrive_len + 1);
|
|
char *dend = stpcpy (destbuf, mount_table->cygdrive);
|
|
if (dend > destbuf + 1) /* cygdrive != "/"? */
|
|
*--dend = '\0';
|
|
return dend - destbuf;
|
|
}
|
|
|
|
static off_t
|
|
format_proc_mounts (void *, char *&destbuf)
|
|
{
|
|
destbuf = (char *) crealloc_abort (destbuf, sizeof ("self/mounts"));
|
|
return __small_sprintf (destbuf, "self/mounts");
|
|
}
|
|
|
|
static off_t
|
|
format_proc_filesystems (void *, char *&destbuf)
|
|
{
|
|
tmp_pathbuf tp;
|
|
char *buf = tp.c_get ();
|
|
char *bufptr = buf;
|
|
|
|
/* start at 1 to skip type "none" */
|
|
for (int i = 1; fs_names[i].name; i++)
|
|
bufptr += __small_sprintf(bufptr, "%s\t%s\n",
|
|
fs_names[i].block_device ? "" : "nodev",
|
|
fs_names[i].name);
|
|
|
|
destbuf = (char *) crealloc_abort (destbuf, bufptr - buf);
|
|
memcpy (destbuf, buf, bufptr - buf);
|
|
return bufptr - buf;
|
|
}
|
|
|
|
static off_t
|
|
format_proc_swaps (void *, char *&destbuf)
|
|
{
|
|
unsigned long long total = 0ULL, used = 0ULL;
|
|
PSYSTEM_PAGEFILE_INFORMATION spi = NULL;
|
|
ULONG size = 512;
|
|
NTSTATUS status = STATUS_SUCCESS;
|
|
|
|
tmp_pathbuf tp;
|
|
char *buf = tp.c_get ();
|
|
char *bufptr = buf;
|
|
|
|
spi = (PSYSTEM_PAGEFILE_INFORMATION) malloc (size);
|
|
if (spi)
|
|
{
|
|
status = NtQuerySystemInformation (SystemPagefileInformation, (PVOID) spi,
|
|
size, &size);
|
|
if (status == STATUS_INFO_LENGTH_MISMATCH)
|
|
{
|
|
free (spi);
|
|
spi = (PSYSTEM_PAGEFILE_INFORMATION) malloc (size);
|
|
if (spi)
|
|
status = NtQuerySystemInformation (SystemPagefileInformation,
|
|
(PVOID) spi, size, &size);
|
|
}
|
|
}
|
|
|
|
bufptr += __small_sprintf (bufptr,
|
|
"Filename\t\t\t\tType\t\tSize\tUsed\tPriority\n");
|
|
|
|
if (spi && NT_SUCCESS (status))
|
|
{
|
|
PSYSTEM_PAGEFILE_INFORMATION spp = spi;
|
|
char *filename = tp.c_get ();
|
|
do
|
|
{
|
|
total = (unsigned long long) spp->CurrentSize * wincap.page_size ();
|
|
used = (unsigned long long) spp->TotalUsed * wincap.page_size ();
|
|
cygwin_conv_path (CCP_WIN_W_TO_POSIX, spp->FileName.Buffer,
|
|
filename, NT_MAX_PATH);
|
|
bufptr += sprintf (bufptr, "%-40s%-16s%-8llu%-8llu%-8d\n",
|
|
filename, "file", total >> 10, used >> 10, 0);
|
|
}
|
|
while (spp->NextEntryOffset
|
|
&& (spp = (PSYSTEM_PAGEFILE_INFORMATION)
|
|
((char *) spp + spp->NextEntryOffset)));
|
|
}
|
|
|
|
if (spi)
|
|
free (spi);
|
|
|
|
destbuf = (char *) crealloc_abort (destbuf, bufptr - buf);
|
|
memcpy (destbuf, buf, bufptr - buf);
|
|
return bufptr - buf;
|
|
}
|
|
|
|
static off_t
|
|
format_proc_devices (void *, char *&destbuf)
|
|
{
|
|
tmp_pathbuf tp;
|
|
char *buf = tp.c_get ();
|
|
char *bufptr = buf;
|
|
|
|
bufptr += __small_sprintf (bufptr,
|
|
"Character devices:\n"
|
|
"%3d mem\n"
|
|
"%3d cons\n"
|
|
"%3d /dev/tty\n"
|
|
"%3d /dev/console\n"
|
|
"%3d /dev/ptmx\n"
|
|
"%3d st\n"
|
|
"%3d misc\n"
|
|
"%3d sound\n"
|
|
"%3d ttyS\n"
|
|
"%3d tty\n"
|
|
"\n"
|
|
"Block devices:\n"
|
|
"%3d fd\n"
|
|
"%3d sd\n"
|
|
"%3d sr\n"
|
|
"%3d sd\n"
|
|
"%3d sd\n"
|
|
"%3d sd\n"
|
|
"%3d sd\n"
|
|
"%3d sd\n"
|
|
"%3d sd\n"
|
|
"%3d sd\n",
|
|
DEV_MEM_MAJOR, DEV_CONS_MAJOR, _major (FH_TTY),
|
|
_major (FH_CONSOLE), _major (FH_PTMX),
|
|
DEV_TAPE_MAJOR, DEV_MISC_MAJOR, DEV_SOUND_MAJOR,
|
|
DEV_SERIAL_MAJOR, DEV_PTYS_MAJOR, DEV_FLOPPY_MAJOR,
|
|
DEV_SD_MAJOR, DEV_CDROM_MAJOR, DEV_SD1_MAJOR,
|
|
DEV_SD2_MAJOR, DEV_SD3_MAJOR, DEV_SD4_MAJOR,
|
|
DEV_SD5_MAJOR, DEV_SD6_MAJOR, DEV_SD7_MAJOR);
|
|
|
|
destbuf = (char *) crealloc_abort (destbuf, bufptr - buf);
|
|
memcpy (destbuf, buf, bufptr - buf);
|
|
return bufptr - buf;
|
|
}
|
|
|
|
static off_t
|
|
format_proc_misc (void *, char *&destbuf)
|
|
{
|
|
tmp_pathbuf tp;
|
|
char *buf = tp.c_get ();
|
|
char *bufptr = buf;
|
|
|
|
bufptr += __small_sprintf (bufptr,
|
|
"%3d clipboard\n"
|
|
"%3d windows\n",
|
|
_minor (FH_CLIPBOARD), _minor (FH_WINDOWS));
|
|
|
|
destbuf = (char *) crealloc_abort (destbuf, bufptr - buf);
|
|
memcpy (destbuf, buf, bufptr - buf);
|
|
return bufptr - buf;
|
|
}
|
|
|
|
#undef print
|