diff options
Diffstat (limited to 'include/asm-mips/edac.h')
-rw-r--r-- | include/asm-mips/edac.h | 34 |
1 files changed, 0 insertions, 34 deletions
diff --git a/include/asm-mips/edac.h b/include/asm-mips/edac.h deleted file mode 100644 index 4da0c1fe30d9..000000000000 --- a/include/asm-mips/edac.h +++ /dev/null @@ -1,34 +0,0 @@ -#ifndef ASM_EDAC_H -#define ASM_EDAC_H - -/* ECC atomic, DMA, SMP and interrupt safe scrub function */ - -static inline void atomic_scrub(void *va, u32 size) -{ - unsigned long *virt_addr = va; - unsigned long temp; - u32 i; - - for (i = 0; i < size / sizeof(unsigned long); i++) { - /* - * Very carefully read and write to memory atomically - * so we are interrupt, DMA and SMP safe. - * - * Intel: asm("lock; addl $0, %0"::"m"(*virt_addr)); - */ - - __asm__ __volatile__ ( - " .set mips2 \n" - "1: ll %0, %1 # atomic_scrub \n" - " addu %0, $0 \n" - " sc %0, %1 \n" - " beqz %0, 1b \n" - " .set mips0 \n" - : "=&r" (temp), "=m" (*virt_addr) - : "m" (*virt_addr)); - - virt_addr++; - } -} - -#endif |