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Diffstat (limited to 'include/asm-sh/bigsur/io.h')
| -rw-r--r-- | include/asm-sh/bigsur/io.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/include/asm-sh/bigsur/io.h b/include/asm-sh/bigsur/io.h new file mode 100644 index 000000000000..939735ee8dc5 --- /dev/null +++ b/include/asm-sh/bigsur/io.h @@ -0,0 +1,35 @@ +/* + * include/asm-sh/io_bigsur.h + * + * By Dustin McIntire (dustin@sensoria.com) (c)2001 + * Derived from io_hd64465.h, which bore the message: + * By Greg Banks <gbanks@pocketpenguins.com> + * (c) 2000 PocketPenguins Inc. + * and from io_hd64461.h, which bore the message: + * Copyright 2000 Stuart Menefy (stuart.menefy@st.com) + * + * May be copied or modified under the terms of the GNU General Public + * License. See linux/COPYING for more information. + * + * IO functions for a Hitachi Big Sur Evaluation Board. + */ + +#ifndef _ASM_SH_IO_BIGSUR_H +#define _ASM_SH_IO_BIGSUR_H + +#include <linux/types.h> + +extern unsigned long bigsur_isa_port2addr(unsigned long offset); +extern int bigsur_irq_demux(int irq); +/* Provision for generic secondary demux step -- used by PCMCIA code */ +extern void bigsur_register_irq_demux(int irq, + int (*demux)(int irq, void *dev), void *dev); +extern void bigsur_unregister_irq_demux(int irq); +/* Set this variable to 1 to see port traffic */ +extern int bigsur_io_debug; +/* Map a range of ports to a range of kernel virtual memory. */ +extern void bigsur_port_map(u32 baseport, u32 nports, u32 addr, u8 shift); +extern void bigsur_port_unmap(u32 baseport, u32 nports); + +#endif /* _ASM_SH_IO_BIGSUR_H */ + |