diff options
Diffstat (limited to 'mdk-stage1/dietlibc/ppc/mmap.c')
-rw-r--r-- | mdk-stage1/dietlibc/ppc/mmap.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/ppc/mmap.c b/mdk-stage1/dietlibc/ppc/mmap.c new file mode 100644 index 000000000..25d2926b2 --- /dev/null +++ b/mdk-stage1/dietlibc/ppc/mmap.c @@ -0,0 +1,37 @@ +#include <linux/types.h> +#include <linux/unistd.h> + +int mmap(void*start,size_t length,int prot,int flags,int fd,off_t offset) { + unsigned long __sc_ret, __sc_err; + { + register unsigned long __sc_0 __asm__ ("r0"); + register unsigned long __sc_3 __asm__ ("r3"); + register unsigned long __sc_4 __asm__ ("r4"); + register unsigned long __sc_5 __asm__ ("r5"); + register unsigned long __sc_6 __asm__ ("r6"); + register unsigned long __sc_7 __asm__ ("r7"); + register unsigned long __sc_8 __asm__ ("r8"); + + __sc_3 = (unsigned long) (start); + __sc_4 = (unsigned long) (length); + __sc_5 = (unsigned long) (prot); + __sc_6 = (unsigned long) (flags); + __sc_7 = (unsigned long) (fd); + __sc_8 = (unsigned long) (offset); + __sc_0 = __NR_mmap; + __asm__ __volatile__ + ("sc \n\t" + "mfcr %1 " + : "=&r" (__sc_3), "=&r" (__sc_0) + : "0" (__sc_3), "1" (__sc_0), + "r" (__sc_4), + "r" (__sc_5), + "r" (__sc_6), + "r" (__sc_7), + "r" (__sc_8) + : __syscall_clobbers); + __sc_ret = __sc_3; + __sc_err = __sc_0; + } + __syscall_return (int); +} |