1*c9945492SAndroid Build Coastguard Worker #include <sys/sysinfo.h> 2*c9945492SAndroid Build Coastguard Worker #include "syscall.h" 3*c9945492SAndroid Build Coastguard Worker 4*c9945492SAndroid Build Coastguard Worker #define klong long long 5*c9945492SAndroid Build Coastguard Worker #define kulong unsigned long long 6*c9945492SAndroid Build Coastguard Worker 7*c9945492SAndroid Build Coastguard Worker struct kernel_sysinfo { 8*c9945492SAndroid Build Coastguard Worker klong uptime; 9*c9945492SAndroid Build Coastguard Worker kulong loads[3]; 10*c9945492SAndroid Build Coastguard Worker kulong totalram; 11*c9945492SAndroid Build Coastguard Worker kulong freeram; 12*c9945492SAndroid Build Coastguard Worker kulong sharedram; 13*c9945492SAndroid Build Coastguard Worker kulong bufferram; 14*c9945492SAndroid Build Coastguard Worker kulong totalswap; 15*c9945492SAndroid Build Coastguard Worker kulong freeswap; 16*c9945492SAndroid Build Coastguard Worker short procs; 17*c9945492SAndroid Build Coastguard Worker short pad; 18*c9945492SAndroid Build Coastguard Worker kulong totalhigh; 19*c9945492SAndroid Build Coastguard Worker kulong freehigh; 20*c9945492SAndroid Build Coastguard Worker unsigned mem_unit; 21*c9945492SAndroid Build Coastguard Worker }; 22*c9945492SAndroid Build Coastguard Worker __lsysinfo(struct sysinfo * info)23*c9945492SAndroid Build Coastguard Workerint __lsysinfo(struct sysinfo *info) 24*c9945492SAndroid Build Coastguard Worker { 25*c9945492SAndroid Build Coastguard Worker struct kernel_sysinfo tmp; 26*c9945492SAndroid Build Coastguard Worker int ret = syscall(SYS_sysinfo, &tmp); 27*c9945492SAndroid Build Coastguard Worker if(ret == -1) return ret; 28*c9945492SAndroid Build Coastguard Worker info->uptime = tmp.uptime; 29*c9945492SAndroid Build Coastguard Worker info->loads[0] = tmp.loads[0]; 30*c9945492SAndroid Build Coastguard Worker info->loads[1] = tmp.loads[1]; 31*c9945492SAndroid Build Coastguard Worker info->loads[2] = tmp.loads[2]; 32*c9945492SAndroid Build Coastguard Worker kulong shifts; 33*c9945492SAndroid Build Coastguard Worker kulong max = tmp.totalram | tmp.totalswap; 34*c9945492SAndroid Build Coastguard Worker __asm__("bsr %1,%0" : "=r"(shifts) : "r"(max)); 35*c9945492SAndroid Build Coastguard Worker shifts = shifts >= 32 ? shifts - 31 : 0; 36*c9945492SAndroid Build Coastguard Worker info->totalram = tmp.totalram >> shifts; 37*c9945492SAndroid Build Coastguard Worker info->freeram = tmp.freeram >> shifts; 38*c9945492SAndroid Build Coastguard Worker info->sharedram = tmp.sharedram >> shifts; 39*c9945492SAndroid Build Coastguard Worker info->bufferram = tmp.bufferram >> shifts; 40*c9945492SAndroid Build Coastguard Worker info->totalswap = tmp.totalswap >> shifts; 41*c9945492SAndroid Build Coastguard Worker info->freeswap = tmp.freeswap >> shifts; 42*c9945492SAndroid Build Coastguard Worker info->procs = tmp.procs ; 43*c9945492SAndroid Build Coastguard Worker info->totalhigh = tmp.totalhigh >> shifts; 44*c9945492SAndroid Build Coastguard Worker info->freehigh = tmp.freehigh >> shifts; 45*c9945492SAndroid Build Coastguard Worker info->mem_unit = (tmp.mem_unit ? tmp.mem_unit : 1) << shifts; 46*c9945492SAndroid Build Coastguard Worker return ret; 47*c9945492SAndroid Build Coastguard Worker } 48*c9945492SAndroid Build Coastguard Worker 49*c9945492SAndroid Build Coastguard Worker weak_alias(__lsysinfo, sysinfo); 50