patch-2.2.18 linux/arch/arm/kernel/isa.c

• Lines: 48
• Date: Fri Sep 15 23:28:37 2000
• Orig file: v2.2.17/arch/arm/kernel/isa.c
• Orig date: Thu Jan 1 01:00:00 1970

diff -u --new-file --recursive --exclude-from /usr/src/exclude v2.2.17/arch/arm/kernel/isa.c linux/arch/arm/kernel/isa.c
@@ -0,0 +1,47 @@
+/*
+ * arch/arm/kernel/isa.c
+ *
+ * ISA shared memory and I/O port support
+ *
+ * Copyright (C) 1999 Phil Blundell
+ */
+
+/* 
+ * 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/linkage.h>
+#include <linux/fs.h>
+#include <linux/sysctl.h>
+#include <linux/init.h>
+
+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}
+};
+
+static struct ctl_table_header *isa_sysctl_header;
+
+static ctl_table ctl_isa[2] = {{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}};
+
+void __init
+register_isa_ports(unsigned int membase, unsigned int portbase, unsigned int portshift)
+{
+	isa_membase = membase;
+	isa_portbase = portbase;
+	isa_portshift = portshift;
+	isa_sysctl_header = register_sysctl_table(ctl_bus, 0);
+}