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wbemprox: Add a function to retrieve the maximum processor clock speed.

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Hans Leidekker 2012-09-06 14:03:38 +02:00 committed by Alexandre Julliard
parent b11cfb7b21
commit e2bd61b45d
1 changed files with 9 additions and 8 deletions
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17
dlls/wbemprox/builtin.c
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@ -780,14 +780,19 @@ static void get_processor_name( WCHAR *name )
regs_to_str( regs, 16, name + 32 ); regs_to_str( regs, 16, name + 32 );
} }
} }
static UINT get_processor_maxclockspeed( void )
{
PROCESSOR_POWER_INFORMATION info;
if (!NtPowerInformation( ProcessorInformation, NULL, 0, &info, sizeof(info) )) return info.MaxMhz;
return 1000000;
}
static void fill_processor( struct table *table ) static void fill_processor( struct table *table )
{ {
static const WCHAR fmtW[] = {'C','P','U','%','u',0}; static const WCHAR fmtW[] = {'C','P','U','%','u',0};
WCHAR device_id[14], processor_id[17], manufacturer[13], name[49] = {0}; WCHAR device_id[14], processor_id[17], manufacturer[13], name[49] = {0};
struct record_processor *rec; struct record_processor *rec;
UINT i, offset = 0, num_logical_processors, count = get_processor_count(), cpuMhz; UINT i, offset = 0, maxclockspeed, num_logical_processors, count = get_processor_count();
PROCESSOR_POWER_INFORMATION ppi;
if (!(table->data = heap_alloc( sizeof(*rec) * count ))) return; if (!(table->data = heap_alloc( sizeof(*rec) * count ))) return;
@ -795,11 +800,7 @@ static void fill_processor( struct table *table )
get_processor_manufacturer( manufacturer ); get_processor_manufacturer( manufacturer );
get_processor_name( name ); get_processor_name( name );
if(!NtPowerInformation(ProcessorInformation, NULL, 0, &ppi, sizeof(ppi))) maxclockspeed = get_processor_maxclockspeed();
cpuMhz = ppi.MaxMhz;
else
cpuMhz = 1000000;
num_logical_processors = get_logical_processor_count() / count; num_logical_processors = get_logical_processor_count() / count;
for (i = 0; i < count; i++) for (i = 0; i < count; i++)
@ -809,7 +810,7 @@ static void fill_processor( struct table *table )
sprintfW( device_id, fmtW, i ); sprintfW( device_id, fmtW, i );
rec->device_id = heap_strdupW( device_id ); rec->device_id = heap_strdupW( device_id );
rec->manufacturer = heap_strdupW( manufacturer ); rec->manufacturer = heap_strdupW( manufacturer );
rec->maxclockspeed = cpuMhz; rec->maxclockspeed = maxclockspeed;
rec->name = heap_strdupW( name ); rec->name = heap_strdupW( name );
rec->num_logical_processors = num_logical_processors; rec->num_logical_processors = num_logical_processors;
rec->processor_id = heap_strdupW( processor_id ); rec->processor_id = heap_strdupW( processor_id );