diff options
Diffstat (limited to 'os/macosx')
| -rw-r--r-- | os/macosx/G5_detector.c | 29 | ||||
| -rw-r--r-- | os/macosx/Makefile.setup | 10 |
2 files changed, 39 insertions, 0 deletions
diff --git a/os/macosx/G5_detector.c b/os/macosx/G5_detector.c new file mode 100644 index 000000000..a67cbb51f --- /dev/null +++ b/os/macosx/G5_detector.c @@ -0,0 +1,29 @@ +/* $Id:$ */ + +#include <mach/mach.h> +#include <mach/mach_host.h> +#include <mach/host_info.h> +#include <mach/machine.h> +#include <stdio.h> + + +#ifndef CPU_SUBTYPE_POWERPC_970 +#define CPU_SUBTYPE_POWERPC_970 ((cpu_subtype_t) 100) +#endif + +// this function is a lightly modified version of some code from Apple's developer homepage to detect G5 CPUs at runtime +main() +{ + host_basic_info_data_t hostInfo; + mach_msg_type_number_t infoCount; + boolean_t is_G5; + + infoCount = HOST_BASIC_INFO_COUNT; + host_info(mach_host_self(), HOST_BASIC_INFO, + (host_info_t)&hostInfo, &infoCount); + + is_G5 = ((hostInfo.cpu_type == CPU_TYPE_POWERPC) && + (hostInfo.cpu_subtype == CPU_SUBTYPE_POWERPC_970)); + if (is_G5) + printf("1"); +} diff --git a/os/macosx/Makefile.setup b/os/macosx/Makefile.setup index c2531815f..3e9e2cf27 100644 --- a/os/macosx/Makefile.setup +++ b/os/macosx/Makefile.setup @@ -16,6 +16,16 @@ $(warning Compiling a release build, that is not a universal binary) endif endif +ifndef FAT_BINARY +ifndef JAGUAR +ifeq ($(shell uname), Darwin) +# it's a hardware mac, not crosscompiling +$(Q)$(CC_HOST) os/macosx/G5_detector.c -o os/macosx/G5_detector +IS_G5:=$(shell os/macosx/G5_detector) +endif +endif +endif + ifdef FAT_BINARY ifndef STATIC $(warning Compiling a universal binary, that is not static. Adding static flag) |