54 строки
1.5 KiB
C
54 строки
1.5 KiB
C
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/*
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* linux/arch/arm/kernel/isa.c
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*
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* Copyright (C) 1999 Phil Blundell
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*
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* ISA shared memory and I/O port support
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*/
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/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*/
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/*
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* Nothing about this is actually ARM specific. One day we could move
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* it into kernel/resource.c or some place like that.
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*/
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#include <linux/stddef.h>
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#include <linux/types.h>
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#include <linux/fs.h>
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#include <linux/sysctl.h>
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#include <linux/init.h>
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static unsigned int isa_membase, isa_portbase, isa_portshift;
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static ctl_table ctl_isa_vars[4] = {
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{BUS_ISA_MEM_BASE, "membase", &isa_membase,
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sizeof(isa_membase), 0444, NULL, &proc_dointvec},
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{BUS_ISA_PORT_BASE, "portbase", &isa_portbase,
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sizeof(isa_portbase), 0444, NULL, &proc_dointvec},
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{BUS_ISA_PORT_SHIFT, "portshift", &isa_portshift,
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sizeof(isa_portshift), 0444, NULL, &proc_dointvec},
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{0}
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};
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static struct ctl_table_header *isa_sysctl_header;
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static ctl_table ctl_isa[2] = {{CTL_BUS_ISA, "isa", NULL, 0, 0555, ctl_isa_vars},
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{0}};
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static ctl_table ctl_bus[2] = {{CTL_BUS, "bus", NULL, 0, 0555, ctl_isa},
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{0}};
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void __init
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register_isa_ports(unsigned int membase, unsigned int portbase, unsigned int portshift)
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{
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isa_membase = membase;
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isa_portbase = portbase;
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isa_portshift = portshift;
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isa_sysctl_header = register_sysctl_table(ctl_bus, 0);
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}
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