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authordiego <diego@b3059339-0415-0410-9bf9-f77b7e298cf2>2007-04-09 11:30:26 +0000
committerdiego <diego@b3059339-0415-0410-9bf9-f77b7e298cf2>2007-04-09 11:30:26 +0000
commitbf3fff69ca421ef441a5c06614e71c97178e061d (patch)
tree041e8ae5a76254afdb1eb1abee6f001415721a8b /TOOLS
parent8070c8959d0574447fc4fc7fc1c1ab22758b6adb (diff)
downloadmpv-bf3fff69ca421ef441a5c06614e71c97178e061d.tar.bz2
mpv-bf3fff69ca421ef441a5c06614e71c97178e061d.tar.xz
Move TOOLS/cpuinfo.c into the root directory.
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@22950 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'TOOLS')
-rw-r--r--TOOLS/Makefile2
-rw-r--r--TOOLS/cpuinfo.c330
2 files changed, 1 insertions, 331 deletions
diff --git a/TOOLS/Makefile b/TOOLS/Makefile
index c7c61fb104..dc5070ba2e 100644
--- a/TOOLS/Makefile
+++ b/TOOLS/Makefile
@@ -71,5 +71,5 @@ netstream: netstream.o $(NETSTREAM_DEPS)
clean distclean:
rm -f *.o *~ $(OBJS)
rm -f fastmem-* fastmem2-* fastmemcpybench netstream
- rm -f cpuinfo$(EXESUF) bmovl-test$(EXESUF) vfw2menc$(EXESUF)
+ rm -f bmovl-test$(EXESUF) vfw2menc$(EXESUF)
rm -f $(REAL_TARGETS)
diff --git a/TOOLS/cpuinfo.c b/TOOLS/cpuinfo.c
deleted file mode 100644
index 50517696f9..0000000000
--- a/TOOLS/cpuinfo.c
+++ /dev/null
@@ -1,330 +0,0 @@
-/* small utility to extract CPU information
- Used by configure to set CPU optimization levels on some operating
- systems where /proc/cpuinfo is non-existent or unreliable. */
-
-#include <stdio.h>
-#include <sys/time.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
-#if defined(__MINGW32__) && (__MINGW32_MAJOR_VERSION <= 3) && (__MINGW32_MINOR_VERSION < 10)
-#include <sys/timeb.h>
-void gettimeofday(struct timeval* t,void* timezone) {
- struct timeb timebuffer;
- ftime( &timebuffer );
- t->tv_sec=timebuffer.time;
- t->tv_usec=1000*timebuffer.millitm;
-}
-#endif
-#ifdef __MINGW32__
-#define MISSING_USLEEP
-#include <windows.h>
-#define sleep(t) Sleep(1000*t);
-#endif
-
-#ifdef __BEOS__
-#define usleep(t) snooze(t)
-#endif
-
-#ifdef M_UNIX
-typedef long long int64_t;
-#define MISSING_USLEEP
-#else
-#include <inttypes.h>
-#endif
-
-#define CPUID_FEATURE_DEF(bit, desc, description) \
- { bit, desc }
-
-typedef struct cpuid_regs {
- unsigned int eax;
- unsigned int ebx;
- unsigned int ecx;
- unsigned int edx;
-} cpuid_regs_t;
-
-static cpuid_regs_t
-cpuid(int func) {
- cpuid_regs_t regs;
-#define CPUID ".byte 0x0f, 0xa2; "
-#ifdef __x86_64__
- asm("mov %%rbx, %%rsi\n\t"
-#else
- asm("mov %%ebx, %%esi\n\t"
-#endif
- CPUID"\n\t"
-#ifdef __x86_64__
- "xchg %%rsi, %%rbx\n\t"
-#else
- "xchg %%esi, %%ebx\n\t"
-#endif
- : "=a" (regs.eax), "=S" (regs.ebx), "=c" (regs.ecx), "=d" (regs.edx)
- : "0" (func));
- return regs;
-}
-
-
-static int64_t
-rdtsc(void)
-{
- uint64_t i;
-#define RDTSC ".byte 0x0f, 0x31; "
- asm volatile (RDTSC : "=A"(i) : );
- return i;
-}
-
-static const char*
-brandname(int i)
-{
- const static char* brandmap[] = {
- NULL,
- "Intel(R) Celeron(R) processor",
- "Intel(R) Pentium(R) III processor",
- "Intel(R) Pentium(R) III Xeon(tm) processor",
- "Intel(R) Pentium(R) III processor",
- NULL,
- "Mobile Intel(R) Pentium(R) III processor-M",
- "Mobile Intel(R) Celeron(R) processor"
- };
-
- if (i >= sizeof(brandmap))
- return NULL;
- else
- return brandmap[i];
-}
-
-static void
-store32(char *d, unsigned int v)
-{
- d[0] = v & 0xff;
- d[1] = (v >> 8) & 0xff;
- d[2] = (v >> 16) & 0xff;
- d[3] = (v >> 24) & 0xff;
-}
-
-
-int
-main(int argc, char **argv)
-{
- cpuid_regs_t regs, regs_ext;
- char idstr[13];
- unsigned max_cpuid;
- unsigned max_ext_cpuid;
- unsigned int amd_flags;
- unsigned int amd_flags2;
- const char *model_name = NULL;
- int i;
- char processor_name[49];
-
- regs = cpuid(0);
- max_cpuid = regs.eax;
- /* printf("%d CPUID function codes\n", max_cpuid+1); */
-
- store32(idstr+0, regs.ebx);
- store32(idstr+4, regs.edx);
- store32(idstr+8, regs.ecx);
- idstr[12] = 0;
- printf("vendor_id\t: %s\n", idstr);
-
- regs_ext = cpuid((1<<31) + 0);
- max_ext_cpuid = regs_ext.eax;
- if (max_ext_cpuid >= (1<<31) + 1) {
- regs_ext = cpuid((1<<31) + 1);
- amd_flags = regs_ext.edx;
- amd_flags2 = regs_ext.ecx;
-
- if (max_ext_cpuid >= (1<<31) + 4) {
- for (i = 2; i <= 4; i++) {
- regs_ext = cpuid((1<<31) + i);
- store32(processor_name + (i-2)*16, regs_ext.eax);
- store32(processor_name + (i-2)*16 + 4, regs_ext.ebx);
- store32(processor_name + (i-2)*16 + 8, regs_ext.ecx);
- store32(processor_name + (i-2)*16 + 12, regs_ext.edx);
- }
- processor_name[48] = 0;
- model_name = processor_name;
- while (*model_name == ' ') {
- model_name++;
- }
- }
- } else {
- amd_flags = 0;
- amd_flags2 = 0;
- }
-
- if (max_cpuid >= 1) {
- static struct {
- int bit;
- char *desc;
- } cap[] = {
- CPUID_FEATURE_DEF(0, "fpu", "Floating-point unit on-chip"),
- CPUID_FEATURE_DEF(1, "vme", "Virtual Mode Enhancements"),
- CPUID_FEATURE_DEF(2, "de", "Debugging Extension"),
- CPUID_FEATURE_DEF(3, "pse", "Page Size Extension"),
- CPUID_FEATURE_DEF(4, "tsc", "Time Stamp Counter"),
- CPUID_FEATURE_DEF(5, "msr", "Pentium Processor MSR"),
- CPUID_FEATURE_DEF(6, "pae", "Physical Address Extension"),
- CPUID_FEATURE_DEF(7, "mce", "Machine Check Exception"),
- CPUID_FEATURE_DEF(8, "cx8", "CMPXCHG8B Instruction Supported"),
- CPUID_FEATURE_DEF(9, "apic", "On-chip APIC Hardware Enabled"),
- CPUID_FEATURE_DEF(11, "sep", "SYSENTER and SYSEXIT"),
- CPUID_FEATURE_DEF(12, "mtrr", "Memory Type Range Registers"),
- CPUID_FEATURE_DEF(13, "pge", "PTE Global Bit"),
- CPUID_FEATURE_DEF(14, "mca", "Machine Check Architecture"),
- CPUID_FEATURE_DEF(15, "cmov", "Conditional Move/Compare Instruction"),
- CPUID_FEATURE_DEF(16, "pat", "Page Attribute Table"),
- CPUID_FEATURE_DEF(17, "pse36", "Page Size Extension 36-bit"),
- CPUID_FEATURE_DEF(18, "pn", "Processor Serial Number"),
- CPUID_FEATURE_DEF(19, "clflush", "CFLUSH instruction"),
- CPUID_FEATURE_DEF(21, "dts", "Debug Store"),
- CPUID_FEATURE_DEF(22, "acpi", "Thermal Monitor and Clock Ctrl"),
- CPUID_FEATURE_DEF(23, "mmx", "MMX Technology"),
- CPUID_FEATURE_DEF(24, "fxsr", "FXSAVE/FXRSTOR"),
- CPUID_FEATURE_DEF(25, "sse", "SSE Extensions"),
- CPUID_FEATURE_DEF(26, "sse2", "SSE2 Extensions"),
- CPUID_FEATURE_DEF(27, "ss", "Self Snoop"),
- CPUID_FEATURE_DEF(28, "ht", "Multi-threading"),
- CPUID_FEATURE_DEF(29, "tm", "Therm. Monitor"),
- CPUID_FEATURE_DEF(30, "ia64", "IA-64 Processor"),
- CPUID_FEATURE_DEF(31, "pbe", "Pend. Brk. EN."),
- { -1 }
- };
- static struct {
- int bit;
- char *desc;
- } cap2[] = {
- CPUID_FEATURE_DEF(0, "pni", "SSE3 Extensions"),
- CPUID_FEATURE_DEF(3, "monitor", "MONITOR/MWAIT"),
- CPUID_FEATURE_DEF(4, "ds_cpl", "CPL Qualified Debug Store"),
- CPUID_FEATURE_DEF(5, "vmx", "Virtual Machine Extensions"),
- CPUID_FEATURE_DEF(6, "smx", "Safer Mode Extensions"),
- CPUID_FEATURE_DEF(7, "est", "Enhanced Intel SpeedStep Technology"),
- CPUID_FEATURE_DEF(8, "tm2", "Thermal Monitor 2"),
- CPUID_FEATURE_DEF(9, "ssse3", "Supplemental SSE3"),
- CPUID_FEATURE_DEF(10, "cid", "L1 Context ID"),
- CPUID_FEATURE_DEF(13, "cx16", "CMPXCHG16B Available"),
- CPUID_FEATURE_DEF(14, "xtpr", "xTPR Disable"),
- CPUID_FEATURE_DEF(18, "dca", "Direct Cache Access"),
- { -1 }
- };
- static struct {
- int bit;
- char *desc;
- } cap_amd[] = {
- CPUID_FEATURE_DEF(11, "syscall", "SYSCALL and SYSRET"),
- CPUID_FEATURE_DEF(19, "mp", "MP Capable"),
- CPUID_FEATURE_DEF(20, "nx", "No-Execute Page Protection"),
- CPUID_FEATURE_DEF(22, "mmxext", "MMX Technology (AMD Extensions)"),
- CPUID_FEATURE_DEF(25, "fxsr_opt", "Fast FXSAVE/FXRSTOR"),
- CPUID_FEATURE_DEF(27, "rdtscp", "RDTSCP Instruction"),
- CPUID_FEATURE_DEF(29, "lm", "Long Mode Capable"),
- CPUID_FEATURE_DEF(30, "3dnowext", "3DNow! Extensions"),
- CPUID_FEATURE_DEF(31, "3dnow", "3DNow!"),
- { -1 }
- };
- static struct {
- int bit;
- char *desc;
- } cap_amd2[] = {
- CPUID_FEATURE_DEF(0, "lahf_lm", "LAHF/SAHF Supported in 64-bit Mode"),
- CPUID_FEATURE_DEF(1, "cmp_legacy", "Chip Multi-Core"),
- CPUID_FEATURE_DEF(2, "svm", "Secure Virtual Machine"),
- CPUID_FEATURE_DEF(4, "cr8legacy", "CR8 Available in Legacy Mode"),
- { -1 }
- };
- unsigned int family, model, stepping;
-
- regs = cpuid(1);
- family = (regs.eax >> 8) & 0xf;
- model = (regs.eax >> 4) & 0xf;
- stepping = regs.eax & 0xf;
-
- if (family == 0xf)
- {
- family += (regs.eax >> 20) & 0xff;
- model += ((regs.eax >> 16) & 0xf) << 4;
- }
-
- printf("cpu family\t: %d\n"
- "model\t\t: %d\n"
- "stepping\t: %d\n" ,
- family,
- model,
- stepping);
-
- if (strstr(idstr, "Intel") && !model_name) {
- if (family == 6 && model == 0xb && stepping == 1)
- model_name = "Intel (R) Celeron (R) processor";
- else
- model_name = brandname(regs.ebx & 0xf);
- }
-
- printf("flags\t\t:");
- for (i = 0; cap[i].bit >= 0; i++) {
- if (regs.edx & (1 << cap[i].bit)) {
- printf(" %s", cap[i].desc);
- }
- }
- for (i = 0; cap2[i].bit >= 0; i++) {
- if (regs.ecx & (1 << cap2[i].bit)) {
- printf(" %s", cap2[i].desc);
- }
- }
- /* k6_mtrr is supported by some AMD K6-2/K6-III CPUs but
- it is not indicated by a CPUID feature bit, so we
- have to check the family, model and stepping instead. */
- if (strstr(idstr, "AMD") &&
- family == 5 &&
- (model >= 9 || model == 8 && stepping >= 8))
- printf(" %s", "k6_mtrr");
- /* similar for cyrix_arr. */
- if (strstr(idstr, "Cyrix") &&
- (family == 5 && model < 4 || family == 6))
- printf(" %s", "cyrix_arr");
- /* as well as centaur_mcr. */
- if (strstr(idstr, "Centaur") &&
- family == 5)
- printf(" %s", "centaur_mcr");
-
- for (i = 0; cap_amd[i].bit >= 0; i++) {
- if (amd_flags & (1 << cap_amd[i].bit)) {
- printf(" %s", cap_amd[i].desc);
- }
- }
- for (i = 0; cap_amd2[i].bit >= 0; i++) {
- if (amd_flags2 & (1 << cap_amd2[i].bit)) {
- printf(" %s", cap_amd2[i].desc);
- }
- }
- printf("\n");
-
- if (regs.edx & (1 << 4)) {
- int64_t tsc_start, tsc_end;
- struct timeval tv_start, tv_end;
- int usec_delay;
-
- tsc_start = rdtsc();
- gettimeofday(&tv_start, NULL);
-#ifdef MISSING_USLEEP
- sleep(1);
-#else
- usleep(100000);
-#endif
- tsc_end = rdtsc();
- gettimeofday(&tv_end, NULL);
-
- usec_delay = 1000000 * (tv_end.tv_sec - tv_start.tv_sec)
- + (tv_end.tv_usec - tv_start.tv_usec);
-
- printf("cpu MHz\t\t: %.3f\n",
- (double)(tsc_end-tsc_start) / usec_delay);
- }
- }
-
- printf("model name\t: ");
- if (model_name)
- printf("%s\n", model_name);
- else
- printf("Unknown %s CPU\n", idstr);
-}