diff options
Diffstat (limited to 'arch/arm/kernel')
| -rw-r--r-- | arch/arm/kernel/Makefile | 3 | ||||
| -rw-r--r-- | arch/arm/kernel/isa.c | 63 |
2 files changed, 43 insertions, 23 deletions
diff --git a/arch/arm/kernel/Makefile b/arch/arm/kernel/Makefile index f0c0cdb1c18..1320a0efca7 100644 --- a/arch/arm/kernel/Makefile +++ b/arch/arm/kernel/Makefile @@ -13,12 +13,11 @@ obj-y := compat.o entry-armv.o entry-common.o irq.o \ obj-$(CONFIG_APM) += apm.o obj-$(CONFIG_ISA_DMA_API) += dma.o obj-$(CONFIG_ARCH_ACORN) += ecard.o -obj-$(CONFIG_FOOTBRIDGE) += isa.o obj-$(CONFIG_FIQ) += fiq.o obj-$(CONFIG_MODULES) += armksyms.o module.o obj-$(CONFIG_ARTHUR) += arthur.o obj-$(CONFIG_ISA_DMA) += dma-isa.o -obj-$(CONFIG_PCI) += bios32.o +obj-$(CONFIG_PCI) += bios32.o isa.o obj-$(CONFIG_SMP) += smp.o obj-$(CONFIG_OABI_COMPAT) += sys_oabi-compat.o diff --git a/arch/arm/kernel/isa.c b/arch/arm/kernel/isa.c index 685c3e591a7..54bbd9fe255 100644 --- a/arch/arm/kernel/isa.c +++ b/arch/arm/kernel/isa.c @@ -3,21 +3,14 @@ * * Copyright (C) 1999 Phil Blundell * - * ISA shared memory and I/O port support - */ - -/* * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. + * + * ISA shared memory and I/O port support, and is required to support + * iopl, inb, outb and friends in userspace via glibc emulation. */ - -/* - * Nothing about this is actually ARM specific. One day we could move - * it into kernel/resource.c or some place like that. - */ - #include <linux/stddef.h> #include <linux/types.h> #include <linux/fs.h> @@ -27,21 +20,49 @@ static unsigned int isa_membase, isa_portbase, isa_portshift; static ctl_table ctl_isa_vars[4] = { - {BUS_ISA_MEM_BASE, "membase", &isa_membase, - sizeof(isa_membase), 0444, NULL, &proc_dointvec}, - {BUS_ISA_PORT_BASE, "portbase", &isa_portbase, - sizeof(isa_portbase), 0444, NULL, &proc_dointvec}, - {BUS_ISA_PORT_SHIFT, "portshift", &isa_portshift, - sizeof(isa_portshift), 0444, NULL, &proc_dointvec}, - {0} + { + .ctl_name = BUS_ISA_MEM_BASE, + .procname = "membase", + .data = &isa_membase, + .maxlen = sizeof(isa_membase), + .mode = 0444, + .proc_handler = &proc_dointvec, + }, { + .ctl_name = BUS_ISA_PORT_BASE, + .procname = "portbase", + .data = &isa_portbase, + .maxlen = sizeof(isa_portbase), + .mode = 0444, + .proc_handler = &proc_dointvec, + }, { + .ctl_name = BUS_ISA_PORT_SHIFT, + .procname = "portshift", + .data = &isa_portshift, + .maxlen = sizeof(isa_portshift), + .mode = 0444, + .proc_handler = &proc_dointvec, + }, {0} }; static struct ctl_table_header *isa_sysctl_header; -static ctl_table ctl_isa[2] = {{CTL_BUS_ISA, "isa", NULL, 0, 0555, ctl_isa_vars}, - {0}}; -static ctl_table ctl_bus[2] = {{CTL_BUS, "bus", NULL, 0, 0555, ctl_isa}, - {0}}; +static ctl_table ctl_isa[2] = { + { + .ctl_name = CTL_BUS_ISA, + .procname = "isa", + .mode = 0555, + .child = ctl_isa_vars, + }, {0} +}; + +static ctl_table ctl_bus[2] = { + { + .ctl_name = CTL_BUS, + .procname = "bus", + .mode = 0555, + .child = ctl_isa, + }, {0} +}; void __init register_isa_ports(unsigned int membase, unsigned int portbase, unsigned int portshift) |