#include <linux/proc_fs.h>
#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/moduleparam.h>
#include <asm/uaccess.h>
#include <acpi/acpi_drivers.h>
+#include <acpi/acglobal.h>
#define _COMPONENT ACPI_SYSTEM_COMPONENT
-ACPI_MODULE_NAME ("debug")
-
+ACPI_MODULE_NAME("debug")
#define ACPI_SYSTEM_FILE_DEBUG_LAYER "debug_layer"
#define ACPI_SYSTEM_FILE_DEBUG_LEVEL "debug_level"
+#ifdef MODULE_PARAM_PREFIX
+#undef MODULE_PARAM_PREFIX
+#endif
+#define MODULE_PARAM_PREFIX
+ module_param(acpi_dbg_layer, uint, 0400);
+module_param(acpi_dbg_level, uint, 0400);
+
+struct acpi_dlayer {
+ const char *name;
+ unsigned long value;
+};
+struct acpi_dlevel {
+ const char *name;
+ unsigned long value;
+};
+#define ACPI_DEBUG_INIT(v) { .name = #v, .value = v }
+
+static const struct acpi_dlayer acpi_debug_layers[] = {
+ ACPI_DEBUG_INIT(ACPI_UTILITIES),
+ ACPI_DEBUG_INIT(ACPI_HARDWARE),
+ ACPI_DEBUG_INIT(ACPI_EVENTS),
+ ACPI_DEBUG_INIT(ACPI_TABLES),
+ ACPI_DEBUG_INIT(ACPI_NAMESPACE),
+ ACPI_DEBUG_INIT(ACPI_PARSER),
+ ACPI_DEBUG_INIT(ACPI_DISPATCHER),
+ ACPI_DEBUG_INIT(ACPI_EXECUTER),
+ ACPI_DEBUG_INIT(ACPI_RESOURCES),
+ ACPI_DEBUG_INIT(ACPI_CA_DEBUGGER),
+ ACPI_DEBUG_INIT(ACPI_OS_SERVICES),
+ ACPI_DEBUG_INIT(ACPI_CA_DISASSEMBLER),
+ ACPI_DEBUG_INIT(ACPI_COMPILER),
+ ACPI_DEBUG_INIT(ACPI_TOOLS),
+};
+
+static const struct acpi_dlevel acpi_debug_levels[] = {
+ ACPI_DEBUG_INIT(ACPI_LV_ERROR),
+ ACPI_DEBUG_INIT(ACPI_LV_WARN),
+ ACPI_DEBUG_INIT(ACPI_LV_INIT),
+ ACPI_DEBUG_INIT(ACPI_LV_DEBUG_OBJECT),
+ ACPI_DEBUG_INIT(ACPI_LV_INFO),
+
+ ACPI_DEBUG_INIT(ACPI_LV_INIT_NAMES),
+ ACPI_DEBUG_INIT(ACPI_LV_PARSE),
+ ACPI_DEBUG_INIT(ACPI_LV_LOAD),
+ ACPI_DEBUG_INIT(ACPI_LV_DISPATCH),
+ ACPI_DEBUG_INIT(ACPI_LV_EXEC),
+ ACPI_DEBUG_INIT(ACPI_LV_NAMES),
+ ACPI_DEBUG_INIT(ACPI_LV_OPREGION),
+ ACPI_DEBUG_INIT(ACPI_LV_BFIELD),
+ ACPI_DEBUG_INIT(ACPI_LV_TABLES),
+ ACPI_DEBUG_INIT(ACPI_LV_VALUES),
+ ACPI_DEBUG_INIT(ACPI_LV_OBJECTS),
+ ACPI_DEBUG_INIT(ACPI_LV_RESOURCES),
+ ACPI_DEBUG_INIT(ACPI_LV_USER_REQUESTS),
+ ACPI_DEBUG_INIT(ACPI_LV_PACKAGE),
+
+ ACPI_DEBUG_INIT(ACPI_LV_ALLOCATIONS),
+ ACPI_DEBUG_INIT(ACPI_LV_FUNCTIONS),
+ ACPI_DEBUG_INIT(ACPI_LV_OPTIMIZATIONS),
+
+ ACPI_DEBUG_INIT(ACPI_LV_MUTEX),
+ ACPI_DEBUG_INIT(ACPI_LV_THREADS),
+ ACPI_DEBUG_INIT(ACPI_LV_IO),
+ ACPI_DEBUG_INIT(ACPI_LV_INTERRUPTS),
+
+ ACPI_DEBUG_INIT(ACPI_LV_AML_DISASSEMBLE),
+ ACPI_DEBUG_INIT(ACPI_LV_VERBOSE_INFO),
+ ACPI_DEBUG_INIT(ACPI_LV_FULL_TABLES),
+ ACPI_DEBUG_INIT(ACPI_LV_EVENTS),
+};
static int
-acpi_system_read_debug (
- char *page,
- char **start,
- off_t off,
- int count,
- int *eof,
- void *data)
+acpi_system_read_debug(char *page,
+ char **start, off_t off, int count, int *eof, void *data)
{
- char *p = page;
- int size = 0;
+ char *p = page;
+ int size = 0;
+ unsigned int i;
if (off != 0)
goto end;
- switch ((unsigned long) data) {
+ p += sprintf(p, "%-25s\tHex SET\n", "Description");
+
+ switch ((unsigned long)data) {
case 0:
- p += sprintf(p, "0x%08x\n", acpi_dbg_layer);
+ for (i = 0; i < ARRAY_SIZE(acpi_debug_layers); i++) {
+ p += sprintf(p, "%-25s\t0x%08lX [%c]\n",
+ acpi_debug_layers[i].name,
+ acpi_debug_layers[i].value,
+ (acpi_dbg_layer & acpi_debug_layers[i].
+ value) ? '*' : ' ');
+ }
+ p += sprintf(p, "%-25s\t0x%08X [%c]\n", "ACPI_ALL_DRIVERS",
+ ACPI_ALL_DRIVERS,
+ (acpi_dbg_layer & ACPI_ALL_DRIVERS) ==
+ ACPI_ALL_DRIVERS ? '*' : (acpi_dbg_layer &
+ ACPI_ALL_DRIVERS) ==
+ 0 ? ' ' : '-');
+ p += sprintf(p,
+ "--\ndebug_layer = 0x%08X (* = enabled, - = partial)\n",
+ acpi_dbg_layer);
break;
case 1:
- p += sprintf(p, "0x%08x\n", acpi_dbg_level);
+ for (i = 0; i < ARRAY_SIZE(acpi_debug_levels); i++) {
+ p += sprintf(p, "%-25s\t0x%08lX [%c]\n",
+ acpi_debug_levels[i].name,
+ acpi_debug_levels[i].value,
+ (acpi_dbg_level & acpi_debug_levels[i].
+ value) ? '*' : ' ');
+ }
+ p += sprintf(p, "--\ndebug_level = 0x%08X (* = enabled)\n",
+ acpi_dbg_level);
break;
default:
p += sprintf(p, "Invalid debug option\n");
break;
}
-
-end:
+
+ end:
size = (p - page);
- if (size <= off+count) *eof = 1;
+ if (size <= off + count)
+ *eof = 1;
*start = page + off;
size -= off;
- if (size>count) size = count;
- if (size<0) size = 0;
+ if (size > count)
+ size = count;
+ if (size < 0)
+ size = 0;
return size;
}
-
static int
-acpi_system_write_debug (
- struct file *file,
- const char *buffer,
- unsigned long count,
- void *data)
+acpi_system_write_debug(struct file *file,
+ const char __user * buffer,
+ unsigned long count, void *data)
{
- char debug_string[12] = {'\0'};
+ char debug_string[12] = { '\0' };
- ACPI_FUNCTION_TRACE("acpi_system_write_debug");
if (count > sizeof(debug_string) - 1)
- return_VALUE(-EINVAL);
+ return -EINVAL;
if (copy_from_user(debug_string, buffer, count))
- return_VALUE(-EFAULT);
+ return -EFAULT;
debug_string[count] = '\0';
- switch ((unsigned long) data) {
+ switch ((unsigned long)data) {
case 0:
acpi_dbg_layer = simple_strtoul(debug_string, NULL, 0);
break;
acpi_dbg_level = simple_strtoul(debug_string, NULL, 0);
break;
default:
- return_VALUE(-EINVAL);
+ return -EINVAL;
}
- return_VALUE(count);
+ return count;
}
static int __init acpi_debug_init(void)
{
- struct proc_dir_entry *entry;
+ struct proc_dir_entry *entry;
int error = 0;
- char * name;
+ char *name;
- ACPI_FUNCTION_TRACE("acpi_debug_init");
if (acpi_disabled)
- return_VALUE(0);
+ return 0;
/* 'debug_layer' [R/W] */
name = ACPI_SYSTEM_FILE_DEBUG_LAYER;
- entry = create_proc_read_entry(name, S_IFREG|S_IRUGO|S_IWUSR, acpi_root_dir,
- acpi_system_read_debug,(void *)0);
+ entry =
+ create_proc_read_entry(name, S_IFREG | S_IRUGO | S_IWUSR,
+ acpi_root_dir, acpi_system_read_debug,
+ (void *)0);
if (entry)
entry->write_proc = acpi_system_write_debug;
else
/* 'debug_level' [R/W] */
name = ACPI_SYSTEM_FILE_DEBUG_LEVEL;
- entry = create_proc_read_entry(name, S_IFREG|S_IRUGO|S_IWUSR, acpi_root_dir,
- acpi_system_read_debug, (void *)1);
- if (entry)
+ entry =
+ create_proc_read_entry(name, S_IFREG | S_IRUGO | S_IWUSR,
+ acpi_root_dir, acpi_system_read_debug,
+ (void *)1);
+ if (entry)
entry->write_proc = acpi_system_write_debug;
else
goto Error;
- Done:
- return_VALUE(error);
-
- Error:
- ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
- "Unable to create '%s' proc fs entry\n", name));
+ Done:
+ return error;
+ Error:
remove_proc_entry(ACPI_SYSTEM_FILE_DEBUG_LEVEL, acpi_root_dir);
remove_proc_entry(ACPI_SYSTEM_FILE_DEBUG_LAYER, acpi_root_dir);
- error = -EFAULT;
+ error = -ENODEV;
goto Done;
}
git://git.onelab.eu / linux-2.6.git / blobdiff