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sh: Create an sh debugfs root.

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Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt
2008-03-07 17:19:58 +09:00
parent b420b1a7a1
commit b9e393c2ba
4 changed files with 19 additions and 3 deletions
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14
arch/sh/kernel/setup.c
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@@ -23,6 +23,8 @@
#include <linux/kexec.h> #include <linux/kexec.h>
#include <linux/module.h> #include <linux/module.h>
#include <linux/smp.h> #include <linux/smp.h>
#include <linux/err.h>
#include <linux/debugfs.h>
#include <asm/uaccess.h> #include <asm/uaccess.h>
#include <asm/io.h> #include <asm/io.h>
#include <asm/page.h> #include <asm/page.h>
@@ -443,3 +445,15 @@ const struct seq_operations cpuinfo_op = {
.show = show_cpuinfo, .show = show_cpuinfo,
}; };
#endif /* CONFIG_PROC_FS */ #endif /* CONFIG_PROC_FS */
struct dentry *sh_debugfs_root;
static int __init sh_debugfs_init(void)
{
sh_debugfs_root = debugfs_create_dir("sh", NULL);
if (IS_ERR(sh_debugfs_root))
return PTR_ERR(sh_debugfs_root);
return 0;
}
arch_initcall(sh_debugfs_init);

4
arch/sh/mm/cache-debugfs.c
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@@ -127,13 +127,13 @@ static int __init cache_debugfs_init(void)
{ {
struct dentry *dcache_dentry, *icache_dentry; struct dentry *dcache_dentry, *icache_dentry;
dcache_dentry = debugfs_create_file("dcache", S_IRUSR, NULL, dcache_dentry = debugfs_create_file("dcache", S_IRUSR, sh_debugfs_root,
(unsigned int *)CACHE_TYPE_DCACHE, (unsigned int *)CACHE_TYPE_DCACHE,
&cache_debugfs_fops); &cache_debugfs_fops);
if (IS_ERR(dcache_dentry)) if (IS_ERR(dcache_dentry))
return PTR_ERR(dcache_dentry); return PTR_ERR(dcache_dentry);
icache_dentry = debugfs_create_file("icache", S_IRUSR, NULL, icache_dentry = debugfs_create_file("icache", S_IRUSR, sh_debugfs_root,
(unsigned int *)CACHE_TYPE_ICACHE, (unsigned int *)CACHE_TYPE_ICACHE,
&cache_debugfs_fops); &cache_debugfs_fops);
if (IS_ERR(icache_dentry)) { if (IS_ERR(icache_dentry)) {

2
arch/sh/mm/pmb.c
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@@ -393,7 +393,7 @@ static int __init pmb_debugfs_init(void)
struct dentry *dentry; struct dentry *dentry;
dentry = debugfs_create_file("pmb", S_IFREG | S_IRUGO, dentry = debugfs_create_file("pmb", S_IFREG | S_IRUGO,
NULL, NULL, &pmb_debugfs_fops); sh_debugfs_root, NULL, &pmb_debugfs_fops);
if (IS_ERR(dentry)) if (IS_ERR(dentry))
return PTR_ERR(dentry); return PTR_ERR(dentry);

2
include/asm-sh/system.h
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@@ -146,6 +146,8 @@ extern unsigned int instruction_size(unsigned int insn);
extern unsigned long cached_to_uncached; extern unsigned long cached_to_uncached;
extern struct dentry *sh_debugfs_root;
/* XXX /* XXX
* disable hlt during certain critical i/o operations * disable hlt during certain critical i/o operations
*/ */