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/*
* Copyright (c) 2006 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* 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;
* neither the name of the copyright holders 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 COPYRIGHT HOLDERS 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 COPYRIGHT
* OWNER 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.
*
* Authors: Korey Sewell
*/
#ifndef __ARCH_MIPS_LINUX_LINUX_HH__
#define __ARCH_MIPS_LINUX_LINUX_HH__
#include "kern/linux/linux.hh"
class MipsLinux : public Linux
{
public:
/// This table maps the target open() flags to the corresponding
/// host open() flags.
static OpenFlagTransTable openFlagTable[];
/// Number of entries in openFlagTable[].
static const int NUM_OPEN_FLAGS;
//@{
/// open(2) flag values.
static const int TGT_O_RDONLY = 0x00000000; //!< O_RDONLY
static const int TGT_O_WRONLY = 0x00000001; //!< O_WRONLY
static const int TGT_O_RDWR = 0x00000002; //!< O_RDWR
static const int TGT_O_NONBLOCK = 0x00000080; //!< O_NONBLOCK
static const int TGT_O_APPEND = 0x00000008; //!< O_APPEND
static const int TGT_O_CREAT = 0x00000100; //!< O_CREAT
static const int TGT_O_TRUNC = 0x00000200; //!< O_TRUNC
static const int TGT_O_EXCL = 0x00000400; //!< O_EXCL
static const int TGT_O_NOCTTY = 0x00000800; //!< O_NOCTTY
static const int TGT_O_SYNC = 0x00000010; //!< O_SYNC
static const int TGT_O_DRD = 0x00010000; //!< O_DRD
static const int TGT_O_DIRECTIO = 0x00020000; //!< O_DIRECTIO
static const int TGT_O_CACHE = 0x00002000; //!< O_CACHE
static const int TGT_O_DSYNC = 0x00008000; //!< O_DSYNC
static const int TGT_O_RSYNC = 0x00040000; //!< O_RSYNC
//@}
/// For mmap().
static const unsigned TGT_MAP_ANONYMOUS = 0x800;
static const unsigned TGT_MAP_FIXED = 0x10;
//@{
/// For getsysinfo().
static const unsigned GSI_PLATFORM_NAME = 103; //!< platform name as string
static const unsigned GSI_CPU_INFO = 59; //!< CPU information
static const unsigned GSI_PROC_TYPE = 60; //!< get proc_type
static const unsigned GSI_MAX_CPU = 30; //!< max # cpu's on this machine
static const unsigned GSI_CPUS_IN_BOX = 55; //!< number of CPUs in system
static const unsigned GSI_PHYSMEM = 19; //!< Physical memory in KB
static const unsigned GSI_CLK_TCK = 42; //!< clock freq in Hz
//@}
//@{
/// For setsysinfo().
static const unsigned SSI_IEEE_FP_CONTROL = 14; //!< ieee_set_fp_control()
//@}
//@{
/// ioctl() command codes.
static const unsigned TGT_TCGETA = 0x5401;
static const unsigned TGT_TCSETAW = 0x5403;
static const unsigned TGT_TCGETS = 0x540d;
static const unsigned TGT_FIONREAD = 0x467f;
static const unsigned TGT_TIOCGETP = 0x7408;
static const unsigned TGT_TIOCSETP = 0x7409;
static const unsigned TGT_TIOCSETN = 0x740a;
//@}
static bool
isTtyReq(unsigned req)
{
switch (req) {
case TGT_TIOCGETP:
case TGT_TIOCSETP:
case TGT_TIOCSETN:
case TGT_FIONREAD:
case TGT_TCGETS:
case TGT_TCGETA:
case TGT_TCSETAW:
return true;
default:
return false;
}
}
/// For table().
static const int TBL_SYSINFO = 12;
/// Resource constants for getrlimit() (overide some generics).
static const unsigned TGT_RLIMIT_NPROC = 8;
static const unsigned TGT_RLIMIT_AS = 6;
static const unsigned TGT_RLIMIT_RSS = 7;
static const unsigned TGT_RLIMIT_NOFILE = 5;
static const unsigned TGT_RLIMIT_MEMLOCK = 9;
/// Offset used to make sure that processes don't
/// assign themselves to process IDs reserved for
/// the root users.
static const int NUM_ROOT_PROCS = 2;
typedef struct {
int32_t uptime; /* Seconds since boot */
uint32_t loads[3]; /* 1, 5, and 15 minute load averages */
uint32_t totalram; /* Total usable main memory size */
uint32_t freeram; /* Available memory size */
uint32_t sharedram; /* Amount of shared memory */
uint32_t bufferram; /* Memory used by buffers */
uint32_t totalswap; /* Total swap space size */
uint32_t freeswap; /* swap space still available */
uint16_t procs; /* Number of current processes */
uint32_t totalhigh; /* Total high memory size */
uint32_t freehigh; /* Available high memory size */
uint32_t mem_unit; /* Memory unit size in bytes */
} tgt_sysinfo;
};
#endif
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