module.h
上传用户:jlfgdled
上传日期:2013-04-10
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文件大小:2k
- #ifndef _ASM_MIPS64_MODULE_H
- #define _ASM_MIPS64_MODULE_H
- /*
- * This file contains the mips64 architecture specific module code.
- */
- #include <linux/module.h>
- #include <asm/uaccess.h>
- #define module_map(x) vmalloc(x)
- #define module_unmap(x) vfree(x)
- #define module_arch_init(x) mips64_module_init(x)
- #define arch_init_modules(x) mips64_init_modules(x)
- /*
- * This must match in size and layout the data created by
- * modutils/obj/obj-mips64.c
- */
- struct archdata {
- const struct exception_table_entry *dbe_table_start;
- const struct exception_table_entry *dbe_table_end;
- };
- static inline int
- mips64_module_init(struct module *mod)
- {
- struct archdata *archdata;
- if (!mod_member_present(mod, archdata_end))
- return 0;
- archdata = (struct archdata *)(mod->archdata_start);
- if (!mod_archdata_member_present(mod, struct archdata, dbe_table_end))
- return 0;
- if (archdata->dbe_table_start > archdata->dbe_table_end ||
- (archdata->dbe_table_start &&
- !((unsigned long)archdata->dbe_table_start >=
- ((unsigned long)mod + mod->size_of_struct) &&
- ((unsigned long)archdata->dbe_table_end <
- (unsigned long)mod + mod->size))) ||
- (((unsigned long)archdata->dbe_table_start -
- (unsigned long)archdata->dbe_table_end) %
- sizeof(struct exception_table_entry))) {
- printk(KERN_ERR
- "module_arch_init: archdata->dbe_table_* invalid.n");
- return 1;
- }
- return 0;
- }
- static inline void
- mips64_init_modules(struct module *mod)
- {
- extern const struct exception_table_entry __start___dbe_table[];
- extern const struct exception_table_entry __stop___dbe_table[];
- static struct archdata archdata = {
- dbe_table_start: __start___dbe_table,
- dbe_table_end: __stop___dbe_table,
- };
- mod->archdata_start = (char *)&archdata;
- mod->archdata_end = mod->archdata_start + sizeof(archdata);
- }
- #endif /* _ASM_MIPS64_MODULE_H */