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Diffstat (limited to 'include/asm-ia64/sn/labelcl.h')
| -rw-r--r-- | include/asm-ia64/sn/labelcl.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/include/asm-ia64/sn/labelcl.h b/include/asm-ia64/sn/labelcl.h new file mode 100644 index 000000000..902ae2203 --- /dev/null +++ b/include/asm-ia64/sn/labelcl.h @@ -0,0 +1,93 @@ +/* $Id$ + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 1992 - 1997, 2000 Silicon Graphics, Inc. + * Copyright (C) 2000 by Colin Ngam + */ +#ifndef _ASM_SN_LABELCL_H +#define _ASM_SN_LABELCL_H + +#define LABELCL_MAGIC 0x4857434c /* 'HWLC' */ +#define LABEL_LENGTH_MAX 256 /* Includes NULL char */ +#define INFO_DESC_PRIVATE -1 /* default */ +#define INFO_DESC_EXPORT 0 /* export info itself */ + +/* + * Internal Error codes. + */ +typedef enum labelcl_error_e { LABELCL_SUCCESS, /* 0 */ + LABELCL_DUP, /* 1 */ + LABELCL_NOT_FOUND, /* 2 */ + LABELCL_BAD_PARAM, /* 3 */ + LABELCL_HIT_LIMIT, /* 4 */ + LABELCL_CANNOT_ALLOC, /* 5 */ + LABELCL_ILLEGAL_REQUEST, /* 6 */ + LABELCL_IN_USE /* 7 */ + } labelcl_error_t; + + +/* + * Description of a label entry. + */ +typedef struct label_info_s { + char *name; + arb_info_desc_t desc; + arbitrary_info_t info; +} label_info_t; + +/* + * Definition of the data structure that provides the link to + * the hwgraph fastinfo and the label entries associated with a + * particular devfs entry. + */ +typedef struct labelcl_info_s { + unsigned long hwcl_magic; + unsigned long num_labels; + void *label_list; + arbitrary_info_t IDX_list[HWGRAPH_NUM_INDEX_INFO]; +} labelcl_info_t; + +/* + * Definitions for the string table that holds the actual names + * of the labels. + */ +struct string_table_item { + struct string_table_item *next; + char string[1]; +}; + +struct string_table { + struct string_table_item *string_table_head; + long string_table_generation; +}; + + +#define STRTBL_BASIC_SIZE ((size_t)(((struct string_table_item *)0)->string)) +#define STRTBL_ITEM_SIZE(str_length) (STRTBL_BASIC_SIZE + (str_length) + 1) + +#define STRTBL_ALLOC(str_length) \ + ((struct string_table_item *)kmalloc(STRTBL_ITEM_SIZE(str_length), GFP_KERNEL)) + +#define STRTBL_FREE(ptr) kfree(ptr) + + +extern labelcl_info_t *labelcl_info_create(void); +extern int labelcl_info_destroy(labelcl_info_t *); +extern int labelcl_info_add_LBL(struct devfs_entry *, char *, arb_info_desc_t, arbitrary_info_t); +extern int labelcl_info_remove_LBL(struct devfs_entry *, char *, arb_info_desc_t *, arbitrary_info_t *); +extern int labelcl_info_replace_LBL(struct devfs_entry *, char *, arb_info_desc_t, + arbitrary_info_t, arb_info_desc_t *, arbitrary_info_t *); +extern int labelcl_info_get_LBL(struct devfs_entry *, char *, arb_info_desc_t *, + arbitrary_info_t *); +extern int labelcl_info_get_next_LBL(struct devfs_entry *, char *, arb_info_desc_t *, + arbitrary_info_t *, labelcl_info_place_t *); +extern int labelcl_info_replace_IDX(struct devfs_entry *, int, arbitrary_info_t, + arbitrary_info_t *); +extern int labelcl_info_connectpt_set(struct devfs_entry *, struct devfs_entry *); +extern int labelcl_info_get_IDX(struct devfs_entry *, int, arbitrary_info_t *); +extern struct devfs_entry *device_info_connectpt_get(struct devfs_entry *); + +#endif /* _ASM_SN_LABELCL_H */ |