diff options
Diffstat (limited to 'arch/arch-sh.h')
-rw-r--r-- | arch/arch-sh.h | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/arch/arch-sh.h b/arch/arch-sh.h deleted file mode 100644 index 58ff2265..00000000 --- a/arch/arch-sh.h +++ /dev/null @@ -1,49 +0,0 @@ -/* Renesas SH (32bit) only */ - -#ifndef ARCH_SH_H -#define ARCH_SH_H - -#define FIO_ARCH (arch_sh) - -#define nop __asm__ __volatile__ ("nop": : :"memory") - -#define mb() \ - do { \ - if (arch_flags & ARCH_FLAG_1) \ - __asm__ __volatile__ ("synco": : :"memory"); \ - else \ - __asm__ __volatile__ (" " : : : "memory"); \ - } while (0) - -#define read_barrier() mb() -#define write_barrier() mb() - -#include <stdio.h> -#include <elf.h> - -extern unsigned long arch_flags; - -#define CPU_HAS_LLSC 0x0040 - -static inline int arch_init(char *envp[]) -{ - Elf32_auxv_t *auxv; - - while (*envp++ != NULL) - ; - - for (auxv = (Elf32_auxv_t *) envp; auxv->a_type != AT_NULL; auxv++) { - if (auxv->a_type == AT_HWCAP) { - if (auxv->a_un.a_val & CPU_HAS_LLSC) { - arch_flags |= ARCH_FLAG_1; - break; - } - } - } - - return 0; -} - -#define ARCH_HAVE_INIT - -#endif |