summaryrefslogtreecommitdiffstatshomepage
path: root/src/osd/modules/lib/osdlib_macosx.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/osd/modules/lib/osdlib_macosx.cpp')
-rw-r--r--src/osd/modules/lib/osdlib_macosx.cpp146
1 files changed, 0 insertions, 146 deletions
diff --git a/src/osd/modules/lib/osdlib_macosx.cpp b/src/osd/modules/lib/osdlib_macosx.cpp
index 0d89e6c3596..501719c1e3c 100644
--- a/src/osd/modules/lib/osdlib_macosx.cpp
+++ b/src/osd/modules/lib/osdlib_macosx.cpp
@@ -14,11 +14,6 @@
#include <sys/types.h>
#include <signal.h>
-#include <mach/mach.h>
-#include <mach/mach_time.h>
-#include <mach/mach_traps.h>
-#include <Carbon/Carbon.h>
-
// MAME headers
#include "osdcore.h"
#include "osdlib.h"
@@ -55,30 +50,6 @@ void osd_process_kill(void)
}
//============================================================
-// osd_num_processors
-//============================================================
-
-int osd_get_num_processors(void)
-{
- int processors = 1;
-
- struct host_basic_info host_basic_info;
- unsigned int count;
- kern_return_t r;
- mach_port_t my_mach_host_self;
-
- count = HOST_BASIC_INFO_COUNT;
- my_mach_host_self = mach_host_self();
- if ( ( r = host_info(my_mach_host_self, HOST_BASIC_INFO, (host_info_t)(&host_basic_info), &count)) == KERN_SUCCESS )
- {
- processors = host_basic_info.avail_cpus;
- }
- mach_port_deallocate(mach_task_self(), my_mach_host_self);
-
- return processors;
-}
-
-//============================================================
// osd_malloc
//============================================================
@@ -166,120 +137,3 @@ void osd_break_into_debugger(const char *message)
#endif
}
-
-//============================================================
-// PROTOTYPES
-//============================================================
-
-static osd_ticks_t init_cycle_counter(void);
-static osd_ticks_t mach_cycle_counter(void);
-
-//============================================================
-// STATIC VARIABLES
-//============================================================
-
-static osd_ticks_t (*cycle_counter)(void) = init_cycle_counter;
-static osd_ticks_t (*ticks_counter)(void) = init_cycle_counter;
-static osd_ticks_t ticks_per_second;
-
-//============================================================
-// init_cycle_counter
-//
-// to avoid total grossness, this function is split by subarch
-//============================================================
-
-static osd_ticks_t init_cycle_counter(void)
-{
- osd_ticks_t start, end;
- osd_ticks_t a, b;
-
- cycle_counter = mach_cycle_counter;
- ticks_counter = mach_cycle_counter;
-
- // wait for an edge on the timeGetTime call
- a = SDL_GetTicks();
- do
- {
- b = SDL_GetTicks();
- } while (a == b);
-
- // get the starting cycle count
- start = (*cycle_counter)();
-
- // now wait for 1/4 second total
- do
- {
- a = SDL_GetTicks();
- } while (a - b < 250);
-
- // get the ending cycle count
- end = (*cycle_counter)();
-
- // compute ticks_per_sec
- ticks_per_second = (end - start) * 4;
-
- // return the current cycle count
- return (*cycle_counter)();
-}
-
-//============================================================
-// performance_cycle_counter
-//============================================================
-
-//============================================================
-// mach_cycle_counter
-//============================================================
-static osd_ticks_t mach_cycle_counter(void)
-{
- return mach_absolute_time();
-}
-
-//============================================================
-// osd_ticks
-//============================================================
-
-osd_ticks_t osd_ticks(void)
-{
- return (*cycle_counter)();
-}
-
-
-//============================================================
-// osd_ticks_per_second
-//============================================================
-
-osd_ticks_t osd_ticks_per_second(void)
-{
- if (ticks_per_second == 0)
- {
- // if we haven't computed the value yet, there's no time like the present
- init_cycle_counter();
- }
- return ticks_per_second;
-}
-
-
-
-//============================================================
-// osd_sleep
-//============================================================
-
-void osd_sleep(osd_ticks_t duration)
-{
- UINT32 msec;
-
- // make sure we've computed ticks_per_second
- if (ticks_per_second == 0)
- (void)osd_ticks();
-
- // convert to milliseconds, rounding down
- msec = (UINT32)(duration * 1000 / ticks_per_second);
-
- // only sleep if at least 2 full milliseconds
- if (msec >= 2)
- {
- // take a couple of msecs off the top for good measure
- msec -= 2;
- usleep(msec*1000);
- }
-}