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-rw-r--r--arch/tile/kernel/proc.c73
1 files changed, 73 insertions, 0 deletions
diff --git a/arch/tile/kernel/proc.c b/arch/tile/kernel/proc.c
index 2e02c41ddf3..62d820833c6 100644
--- a/arch/tile/kernel/proc.c
+++ b/arch/tile/kernel/proc.c
@@ -27,6 +27,7 @@
#include <asm/processor.h>
#include <asm/sections.h>
#include <asm/homecache.h>
+#include <asm/hardwall.h>
#include <arch/chip.h>
@@ -88,3 +89,75 @@ const struct seq_operations cpuinfo_op = {
.stop = c_stop,
.show = show_cpuinfo,
};
+
+/*
+ * Support /proc/tile directory
+ */
+
+static int __init proc_tile_init(void)
+{
+ struct proc_dir_entry *root = proc_mkdir("tile", NULL);
+ if (root == NULL)
+ return 0;
+
+ proc_tile_hardwall_init(root);
+
+ return 0;
+}
+
+arch_initcall(proc_tile_init);
+
+/*
+ * Support /proc/sys/tile directory
+ */
+
+#ifndef __tilegx__ /* FIXME: GX: no support for unaligned access yet */
+static ctl_table unaligned_subtable[] = {
+ {
+ .procname = "enabled",
+ .data = &unaligned_fixup,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ .procname = "printk",
+ .data = &unaligned_printk,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec
+ },
+ {
+ .procname = "count",
+ .data = &unaligned_fixup_count,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec
+ },
+ {}
+};
+
+static ctl_table unaligned_table[] = {
+ {
+ .procname = "unaligned_fixup",
+ .mode = 0555,
+ .child = unaligned_subtable
+ },
+ {}
+};
+#endif
+
+static struct ctl_path tile_path[] = {
+ { .procname = "tile" },
+ { }
+};
+
+static int __init proc_sys_tile_init(void)
+{
+#ifndef __tilegx__ /* FIXME: GX: no support for unaligned access yet */
+ register_sysctl_paths(tile_path, unaligned_table);
+#endif
+ return 0;
+}
+
+arch_initcall(proc_sys_tile_init);