diff options
author | Derek Hower <drh5@cs.wisc.edu> | 2010-01-19 15:48:12 -0600 |
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committer | Derek Hower <drh5@cs.wisc.edu> | 2010-01-19 15:48:12 -0600 |
commit | 279f179babc9e5663156777c533c06edc91bce9a (patch) | |
tree | e6718ee514cc81678491b50562ce8c463c0b20fd /src/arch/arm/linux | |
parent | 5aa104e072eb20f6aca49b169521b0c2da33c844 (diff) | |
parent | 295516a590b6e47c9a881f193027447e500c749c (diff) | |
download | gem5-279f179babc9e5663156777c533c06edc91bce9a.tar.xz |
merge
Diffstat (limited to 'src/arch/arm/linux')
-rw-r--r-- | src/arch/arm/linux/linux.hh | 16 | ||||
-rw-r--r-- | src/arch/arm/linux/process.cc | 12 | ||||
-rw-r--r-- | src/arch/arm/linux/process.hh | 2 |
3 files changed, 24 insertions, 6 deletions
diff --git a/src/arch/arm/linux/linux.hh b/src/arch/arm/linux/linux.hh index d99fa8e49..f829dd7c6 100644 --- a/src/arch/arm/linux/linux.hh +++ b/src/arch/arm/linux/linux.hh @@ -86,6 +86,7 @@ class ArmLinux : public Linux static const unsigned TIOCISATTY_ = 0x2000745e; static const unsigned TIOCGETS_ = 0x402c7413; static const unsigned TIOCGETA_ = 0x40127417; + static const unsigned TCSETAW_ = 0x5407; // 2.6.15 kernel //@} /// For table(). @@ -147,6 +148,21 @@ class ArmLinux : public Linux uint64_t st_ino; } tgt_stat64; + 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; + }; diff --git a/src/arch/arm/linux/process.cc b/src/arch/arm/linux/process.cc index 56e3588a7..f909d871a 100644 --- a/src/arch/arm/linux/process.cc +++ b/src/arch/arm/linux/process.cc @@ -50,7 +50,8 @@ static SyscallReturn unameFunc(SyscallDesc *desc, int callnum, LiveProcess *process, ThreadContext *tc) { - TypedBufferArg<Linux::utsname> name(process->getSyscallArg(tc, 0)); + int index = 0; + TypedBufferArg<Linux::utsname> name(process->getSyscallArg(tc, index)); strcpy(name->sysname, "Linux"); strcpy(name->nodename, "m5.eecs.umich.edu"); @@ -179,7 +180,7 @@ SyscallDesc ArmLinuxProcess::syscallDescs[] = { /* 113 */ SyscallDesc("vm86", unimplementedFunc), /* 114 */ SyscallDesc("wait4", unimplementedFunc), /* 115 */ SyscallDesc("swapoff", unimplementedFunc), - /* 116 */ SyscallDesc("sysinfo", unimplementedFunc), + /* 116 */ SyscallDesc("sysinfo", sysinfoFunc<ArmLinux>), /* 117 */ SyscallDesc("ipc", unimplementedFunc), /* 118 */ SyscallDesc("fsync", unimplementedFunc), /* 119 */ SyscallDesc("sigreturn", unimplementedFunc), @@ -417,7 +418,8 @@ static SyscallReturn setTLSFunc(SyscallDesc *desc, int callnum, LiveProcess *process, ThreadContext *tc) { - uint32_t tlsPtr = process->getSyscallArg(tc, 0); + int index = 0; + uint32_t tlsPtr = process->getSyscallArg(tc, index); tc->getMemPort()->writeBlob(ArmLinuxProcess::commPage + 0x0ff0, (uint8_t *)&tlsPtr, sizeof(tlsPtr)); @@ -511,12 +513,12 @@ ArmLinuxProcess::startup() } ArmISA::IntReg -ArmLinuxProcess::getSyscallArg(ThreadContext *tc, int i) +ArmLinuxProcess::getSyscallArg(ThreadContext *tc, int &i) { // Linux apparently allows more parameter than the ABI says it should. // This limit may need to be increased even further. assert(i < 6); - return tc->readIntReg(ArgumentReg0 + i); + return tc->readIntReg(ArgumentReg0 + i++); } void diff --git a/src/arch/arm/linux/process.hh b/src/arch/arm/linux/process.hh index 53b3781d2..ab836fab2 100644 --- a/src/arch/arm/linux/process.hh +++ b/src/arch/arm/linux/process.hh @@ -44,7 +44,7 @@ class ArmLinuxProcess : public ArmLiveProcess void startup(); - ArmISA::IntReg getSyscallArg(ThreadContext *tc, int i); + ArmISA::IntReg getSyscallArg(ThreadContext *tc, int &i); void setSyscallArg(ThreadContext *tc, int i, ArmISA::IntReg val); /// The target system's hostname. |