diff options
Diffstat (limited to 'sys/boot/common/bootstrap.h')
| -rw-r--r-- | sys/boot/common/bootstrap.h | 44 |
1 files changed, 41 insertions, 3 deletions
diff --git a/sys/boot/common/bootstrap.h b/sys/boot/common/bootstrap.h index fd78eb7..770ecfd 100644 --- a/sys/boot/common/bootstrap.h +++ b/sys/boot/common/bootstrap.h @@ -23,7 +23,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id: bootstrap.h,v 1.1.1.1 1998/08/21 03:17:41 msmith Exp $ + * $Id: bootstrap.h,v 1.2 1998/08/31 21:10:42 msmith Exp $ */ #include <sys/types.h> @@ -62,6 +62,8 @@ extern int autoboot(int delay, char *prompt); /* misc.c */ extern char *unargv(int argc, char *argv[]); +extern size_t strlenout(vm_offset_t str); +extern char *strdupout(vm_offset_t str); /* * Modular console support. @@ -123,14 +125,16 @@ struct module_format /* Load function must return EFTYPE if it can't handle the module supplied */ int (* l_load)(char *filename, vm_offset_t dest, struct loaded_module **result); /* Only a loader that will load a kernel (first module) should have an exec handler */ - int (* l_exec)(struct loaded_module *amp); + int (* l_exec)(struct loaded_module *mp); }; extern struct module_format *module_formats[]; /* supplied by consumer */ extern struct loaded_module *loaded_modules; extern int mod_load(char *name, int argc, char *argv[]); +extern int mod_loadobj(char *type, char *name); extern struct loaded_module *mod_findmodule(char *name, char *type); extern void mod_addmetadata(struct loaded_module *mp, int type, size_t size, void *p); extern struct module_metadata *mod_findmetadata(struct loaded_module *mp, int type); +extern void mod_discard(struct loaded_module *mp); /* * Module information subtypes @@ -144,12 +148,18 @@ extern struct module_metadata *mod_findmetadata(struct loaded_module *mp, int ty #define MODINFOMD_AOUTEXEC 0x0001 /* a.out exec header */ #define MODINFOMD_ELFHDR 0x0002 /* ELF header */ +#define MODINFOMD_NOCOPY 0x8000 /* don't copy this metadata to the kernel */ /* MI module loaders */ -extern int aout_loadmodule(char *filename, vm_offset_t dest, struct loaded_module **result); +extern int aout_loadmodule(char *filename, vm_offset_t dest, struct loaded_module **result); +extern vm_offset_t aout_findsym(char *name, struct loaded_module *mp); /* extern int elf_loadmodule(char *filename, vm_offset_t dest, struct loaded_module **result); */ +#define KLD_IDENT_SYMNAME "kld_identifier_" +#define MODINFOMD_KLDIDENT (MODINFOMD_NOCOPY | 0x4000) +#define MODINFOMD_KLDDEP (MODINFOMD_NOCOPY | 0x4001) + #if defined(__ELF__) /* @@ -231,8 +241,36 @@ struct arch_switch int (*arch_getdev)(void **dev, char *name, char **path); /* Copy from local address space to module address space, similar to bcopy() */ int (*arch_copyin)(void *src, vm_offset_t dest, size_t len); + /* Copy to local address space from module address space, similar to bcopy() */ + int (*arch_copyout)(vm_offset_t src, void *dest, size_t len); /* Read from file to module address space, same semantics as read() */ int (*arch_readin)(int fd, vm_offset_t dest, size_t len); }; extern struct arch_switch archsw; +/* + * XXX these belong in a system header + */ +#define KLD_NAMELEN 32 + +struct kld_module_dependancy +{ + char kd_name[KLD_NAMELEN]; + u_int32_t kd_version; +}; + +struct kld_module_identifier +{ + u_int32_t ki_kldversion; + char ki_name[KLD_NAMELEN]; + u_int32_t ki_version; + struct kld_module_dependancy *ki_deps; + int ki_ndeps; + size_t ki_depsize; +}; + +/* + * Use the depsize field in the identifier to correctly index a + * dependancy. + */ +#define KLD_GETDEP(ki, kd, n) (struct kld_module_dependancy *)((char *)(kd) + ((ki)->ki_depsize * (n))) |
