From 9b8e61beb38af081454ffd5e06d14458080b98e0 Mon Sep 17 00:00:00 2001 From: Vince Weaver Date: Tue, 15 Sep 2009 22:36:47 -0700 Subject: Syscalls: Implement sysinfo() syscall. --- src/arch/arm/linux/linux.hh | 15 +++++++++++++++ src/arch/arm/linux/process.cc | 2 +- 2 files changed, 16 insertions(+), 1 deletion(-) (limited to 'src/arch/arm/linux') diff --git a/src/arch/arm/linux/linux.hh b/src/arch/arm/linux/linux.hh index d99fa8e49..b9b10a593 100644 --- a/src/arch/arm/linux/linux.hh +++ b/src/arch/arm/linux/linux.hh @@ -147,6 +147,21 @@ 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..a7f36e18d 100644 --- a/src/arch/arm/linux/process.cc +++ b/src/arch/arm/linux/process.cc @@ -179,7 +179,7 @@ SyscallDesc ArmLinuxProcess::syscallDescs[] = { /* 113 */ SyscallDesc("vm86", unimplementedFunc), /* 114 */ SyscallDesc("wait4", unimplementedFunc), /* 115 */ SyscallDesc("swapoff", unimplementedFunc), - /* 116 */ SyscallDesc("sysinfo", unimplementedFunc), + /* 116 */ SyscallDesc("sysinfo", sysinfoFunc), /* 117 */ SyscallDesc("ipc", unimplementedFunc), /* 118 */ SyscallDesc("fsync", unimplementedFunc), /* 119 */ SyscallDesc("sigreturn", unimplementedFunc), -- cgit v1.2.3