From 116674acc97ba75a720329996877077d988443a2 Mon Sep 17 00:00:00 2001 From: Ralf Baechle Date: Fri, 9 Mar 2001 20:33:35 +0000 Subject: Merge with Linux 2.4.2. --- include/asm-s390x/dma.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) create mode 100644 include/asm-s390x/dma.h (limited to 'include/asm-s390x/dma.h') diff --git a/include/asm-s390x/dma.h b/include/asm-s390x/dma.h new file mode 100644 index 000000000..2a19a6184 --- /dev/null +++ b/include/asm-s390x/dma.h @@ -0,0 +1,16 @@ +/* + * include/asm-s390x/dma.h + * + * S390 version + */ + +#ifndef _ASM_DMA_H +#define _ASM_DMA_H + +#include /* need byte IO */ + +/* The I/O subsystem can access only memory below 2GB. + We use the existing DMA zone mechanism to handle this. */ +#define MAX_DMA_ADDRESS 0x80000000 + +#endif /* _ASM_DMA_H */ -- cgit v1.2.3