Syscalls: Implement sysinfo() syscall.

2 files changed, 16 insertions, 1 deletions

diff --git a/src/arch/alpha/linux/linux.hh b/src/arch/alpha/linux/linux.hh
index c622c5ef1..e9947644c 100644
--- a/src/arch/alpha/linux/linux.hh
+++ b/src/arch/alpha/linux/linux.hh
@@ -125,6 +125,21 @@ class AlphaLinux : public Linux
         TGT_RLIMIT_MEMLOCK = 9,
         TGT_RLIMIT_LOCKS = 10
     };
+   
+    typedef struct {
+       int64_t  uptime;    /* Seconds since boot */
+       uint64_t loads[3];  /* 1, 5, and 15 minute load averages */
+       uint64_t totalram;  /* Total usable main memory size */
+       uint64_t freeram;   /* Available memory size */
+       uint64_t sharedram; /* Amount of shared memory */
+       uint64_t bufferram; /* Memory used by buffers */
+       uint64_t totalswap; /* Total swap space size */
+       uint64_t freeswap;  /* swap space still available */
+       uint16_t procs;     /* Number of current processes */
+       uint64_t totalhigh; /* Total high memory size */
+       uint64_t freehigh;  /* Available high memory size */
+       uint64_t mem_unit;  /* Memory unit size in bytes */
+    } tgt_sysinfo;
 };
 
 #endif // __ALPHA_ALPHA_LINUX_LINUX_HH__
diff --git a/src/arch/alpha/linux/process.cc b/src/arch/alpha/linux/process.cc
index 9886c7ea7..0f09e472b 100644
--- a/src/arch/alpha/linux/process.cc
+++ b/src/arch/alpha/linux/process.cc
@@ -440,7 +440,7 @@ SyscallDesc AlphaLinuxProcess::syscallDescs[] = {
     /* 315 */ SyscallDesc("munlock", unimplementedFunc),
     /* 316 */ SyscallDesc("mlockall", unimplementedFunc),
     /* 317 */ SyscallDesc("munlockall", unimplementedFunc),
-    /* 318 */ SyscallDesc("sysinfo", unimplementedFunc),
+    /* 318 */ SyscallDesc("sysinfo", sysinfoFunc<AlphaLinux>),
     /* 319 */ SyscallDesc("_sysctl", unimplementedFunc),
     /* 320 */ SyscallDesc("was sys_idle", unimplementedFunc),
     /* 321 */ SyscallDesc("oldumount", unimplementedFunc),