diff options
Diffstat (limited to 'usr/src')
-rw-r--r-- | usr/src/boot/sys/boot/common/bootstrap.h | 268 |
1 files changed, 149 insertions, 119 deletions
diff --git a/usr/src/boot/sys/boot/common/bootstrap.h b/usr/src/boot/sys/boot/common/bootstrap.h index 0ffe65f725..b691df0ac3 100644 --- a/usr/src/boot/sys/boot/common/bootstrap.h +++ b/usr/src/boot/sys/boot/common/bootstrap.h @@ -1,4 +1,4 @@ -/*- +/* * Copyright (c) 1998 Michael Smith <msmith@freebsd.org> * All rights reserved. * @@ -37,11 +37,11 @@ typedef int (bootblk_cmd_t)(int argc, char *argv[]); #define COMMAND_ERRBUFSZ (256) extern const char *command_errmsg; extern char command_errbuf[COMMAND_ERRBUFSZ]; -#define CMD_OK 0 -#define CMD_WARN 1 -#define CMD_ERROR 2 -#define CMD_CRIT 3 -#define CMD_FATAL 4 +#define CMD_OK 0 +#define CMD_WARN 1 +#define CMD_ERROR 2 +#define CMD_CRIT 3 +#define CMD_FATAL 4 /* interp.c */ void interact(const char *rc); @@ -84,10 +84,10 @@ int bcache_strategy(void *devdata, int rw, daddr_t blk, */ struct bcache_devdata { - int (*dv_strategy)(void *devdata, int rw, daddr_t blk, - size_t size, char *buf, size_t *rsize); - void *dv_devdata; - void *dv_cache; + int (*dv_strategy)(void *devdata, int rw, daddr_t blk, + size_t size, char *buf, size_t *rsize); + void *dv_devdata; + void *dv_cache; }; /* @@ -95,64 +95,78 @@ struct bcache_devdata */ struct console { - const char *c_name; - const char *c_desc; - int c_flags; -#define C_PRESENTIN (1<<0) /* console can provide input */ -#define C_PRESENTOUT (1<<1) /* console can provide output */ -#define C_ACTIVEIN (1<<2) /* user wants input from console */ -#define C_ACTIVEOUT (1<<3) /* user wants output to console */ -#define C_WIDEOUT (1<<4) /* c_out routine groks wide chars */ -#define C_MODERAW (1<<5) /* raw mode */ - void (*c_probe)(struct console *); /* set c_flags to match hardware */ - int (*c_init)(struct console *, int); /* reinit XXX may need more args */ - void (*c_out)(struct console *, int); /* emit c */ - int (*c_in)(struct console *); /* wait for and return input */ - int (*c_ready)(struct console *); /* return nonzer if input waiting */ - int (*c_ioctl)(struct console *, int, void *); - void *c_private; /* private data */ + const char *c_name; + const char *c_desc; + int c_flags; +#define C_PRESENTIN (1<<0) /* console can provide input */ +#define C_PRESENTOUT (1<<1) /* console can provide output */ +#define C_ACTIVEIN (1<<2) /* user wants input from console */ +#define C_ACTIVEOUT (1<<3) /* user wants output to console */ +#define C_WIDEOUT (1<<4) /* c_out routine groks wide chars */ +#define C_MODERAW (1<<5) /* raw mode */ + + /* set c_flags to match hardware */ + void (*c_probe)(struct console *); + /* reinit XXX may need more args */ + int (*c_init)(struct console *, int); + /* emit c */ + void (*c_out)(struct console *, int); + /* wait for and return input */ + int (*c_in)(struct console *); + /* return nonzero if input is waiting */ + int (*c_ready)(struct console *); + int (*c_ioctl)(struct console *, int, void *); + void *c_private; /* private data */ }; extern struct console *consoles[]; -void cons_probe(void); -void cons_mode(int); -void autoload_font(void); +void cons_probe(void); +void cons_mode(int); +void autoload_font(void); /* * Plug-and-play enumerator/configurator interface. */ struct pnphandler { - const char *pp_name; /* handler/bus name */ - void (* pp_enumerate)(void); /* enumerate PnP devices, add to chain */ + const char *pp_name; /* handler/bus name */ + /* enumerate PnP devices, add to chain */ + void (*pp_enumerate)(void); }; struct pnpident { - char *id_ident; /* ASCII identifier, actual format varies with bus/handler */ - STAILQ_ENTRY(pnpident) id_link; + /* ASCII identifier, actual format varies with bus/handler */ + char *id_ident; + STAILQ_ENTRY(pnpident) id_link; }; struct pnpinfo { - char *pi_desc; /* ASCII description, optional */ - int pi_revision; /* optional revision (or -1) if not supported */ - char *pi_module; /* module/args nominated to handle device */ - int pi_argc; /* module arguments */ - char **pi_argv; - struct pnphandler *pi_handler; /* handler which detected this device */ - STAILQ_HEAD(,pnpident) pi_ident; /* list of identifiers */ - STAILQ_ENTRY(pnpinfo) pi_link; + /* ASCII description, optional */ + char *pi_desc; + /* optional revision (or -1) if not supported */ + int pi_revision; + /* module/args nominated to handle device */ + char *pi_module; + /* module arguments */ + int pi_argc; + char **pi_argv; + /* handler which detected this device */ + struct pnphandler *pi_handler; + /* list of identifiers */ + STAILQ_HEAD(, pnpident) pi_ident; + STAILQ_ENTRY(pnpinfo) pi_link; }; STAILQ_HEAD(pnpinfo_stql, pnpinfo); -extern struct pnphandler *pnphandlers[]; /* provided by MD code */ +extern struct pnphandler *pnphandlers[]; /* provided by MD code */ void pnp_addident(struct pnpinfo *pi, char *ident); struct pnpinfo *pnp_allocinfo(void); void pnp_freeinfo(struct pnpinfo *pi); void pnp_addinfo(struct pnpinfo *pi); -char *pnp_eisaformat(u_int8_t *data); +char *pnp_eisaformat(uint8_t *data); /* * < 0 - No ISA in system @@ -174,10 +188,11 @@ extern char bootprog_info[]; */ struct file_metadata { - size_t md_size; - u_int16_t md_type; - struct file_metadata *md_next; - char md_data[1]; /* data are immediately appended */ + size_t md_size; + uint16_t md_type; + struct file_metadata *md_next; + /* data are immediately appended */ + char md_data[1]; }; struct preloaded_file; @@ -185,11 +200,11 @@ struct mod_depend; struct kernel_module { - char *m_name; /* module name */ - int m_version; /* module version */ - char *m_args; /* arguments for the module */ - struct preloaded_file *m_fp; - struct kernel_module *m_next; + char *m_name; /* module name */ + int m_version; /* module version */ + char *m_args; /* arguments for the module */ + struct preloaded_file *m_fp; + struct kernel_module *m_next; }; /* @@ -203,31 +218,40 @@ struct kernel_module */ struct preloaded_file { - char *f_name; /* file name */ - char *f_type; /* verbose file type, eg 'ELF kernel', 'pnptable', etc. */ - char *f_args; /* arguments for the file */ - struct file_metadata *f_metadata; /* metadata that will be placed in the module directory */ - int f_loader; /* index of the loader that read the file */ - vm_offset_t f_addr; /* load address */ - size_t f_size; /* file size */ - struct kernel_module *f_modules; /* list of modules if any */ - struct preloaded_file *f_next; /* next file */ + char *f_name; /* file name */ + /* verbose file type, eg 'ELF kernel', 'pnptable', etc. */ + char *f_type; + char *f_args; /* arguments for the file */ + /* metadata that will be placed in the module directory */ + struct file_metadata *f_metadata; + /* index of the loader that read the file */ + int f_loader; + vm_offset_t f_addr; /* load address */ + size_t f_size; /* file size */ + struct kernel_module *f_modules; /* list of modules if any */ + struct preloaded_file *f_next; /* next file */ }; struct file_format { - /* Load function must return EFTYPE if it can't handle the module supplied */ - int (* l_load)(char *filename, u_int64_t dest, struct preloaded_file **result); - /* Only a loader that will load a kernel (first module) should have an exec handler */ - int (* l_exec)(struct preloaded_file *mp); + /* + * Load function must return EFTYPE if it can't handle the module + * supplied. + */ + int (*l_load)(char *, uint64_t, struct preloaded_file **); + /* + * Only a loader that will load a kernel (first module) + * should have an exec handler. + */ + int (*l_exec)(struct preloaded_file *); }; -extern struct file_format *file_formats[]; /* supplied by consumer */ -extern struct preloaded_file *preloaded_files; +extern struct file_format *file_formats[]; /* supplied by consumer */ +extern struct preloaded_file *preloaded_files; -int mod_load(char *name, struct mod_depend *verinfo, int argc, char *argv[]); -int mod_loadkld(const char *name, int argc, char *argv[]); -void unload(void); +int mod_load(char *name, struct mod_depend *verinfo, int argc, char *argv[]); +int mod_loadkld(const char *name, int argc, char *argv[]); +void unload(void); struct preloaded_file *file_alloc(void); struct preloaded_file *file_findfile(const char *name, const char *type); @@ -235,9 +259,9 @@ struct file_metadata *file_findmetadata(struct preloaded_file *fp, int type); struct preloaded_file *file_loadraw(const char *name, char *type, int argc, char **argv, int insert); void file_discard(struct preloaded_file *fp); -void file_addmetadata(struct preloaded_file *fp, int type, size_t size, void *p); -int file_addmodule(struct preloaded_file *fp, char *modname, int version, - struct kernel_module **newmp); +void file_addmetadata(struct preloaded_file *, int, size_t, void *); +int file_addmodule(struct preloaded_file *, char *, int, + struct kernel_module **); void build_environment_module(void); void build_font_module(void); vm_offset_t bi_copyenv(vm_offset_t); @@ -246,14 +270,14 @@ bool sha1(void *, size_t, uint8_t *); /* MI module loaders */ #ifdef __elfN /* Relocation types. */ -#define ELF_RELOC_REL 1 -#define ELF_RELOC_RELA 2 +#define ELF_RELOC_REL 1 +#define ELF_RELOC_RELA 2 /* Relocation offset for some architectures */ -extern u_int64_t __elfN(relocation_offset); +extern uint64_t __elfN(relocation_offset); struct elf_file; -typedef Elf_Addr (symaddr_fn)(struct elf_file *ef, Elf_Size symidx); +typedef Elf_Addr (symaddr_fn)(struct elf_file *, Elf_Size); int elf64_loadfile(char *, uint64_t, struct preloaded_file **); int elf32_loadfile(char *, uint64_t, struct preloaded_file **); @@ -273,12 +297,12 @@ int elf32_load_modmetadata(struct preloaded_file *, uint64_t); */ struct bootblk_command { - const char *c_name; - const char *c_desc; - bootblk_cmd_t *c_fn; + const char *c_name; + const char *c_desc; + bootblk_cmd_t *c_fn; }; -#define COMMAND_SET(tag, key, desc, func) \ +#define COMMAND_SET(tag, key, desc, func) \ static bootblk_cmd_t func; \ static struct bootblk_command _cmd_ ## tag = { key, desc, func }; \ DATA_SET(Xcommand_set, _cmd_ ## tag) @@ -293,49 +317,55 @@ SET_DECLARE(Xcommand_set, struct bootblk_command); */ struct arch_switch { - /* Automatically load modules as required by detected hardware */ - int (*arch_autoload)(void); - /* Locate the device for (name), return pointer to tail in (*path) */ - int (*arch_getdev)(void **dev, const char *name, const char **path); - /* Copy from local address space to module address space, similar to bcopy() */ - ssize_t (*arch_copyin)(const void *src, vm_offset_t dest, - const size_t len); - /* Copy to local address space from module address space, similar to bcopy() */ - ssize_t (*arch_copyout)(const vm_offset_t src, void *dest, + /* Automatically load modules as required by detected hardware */ + int (*arch_autoload)(void); + /* Locate the device for (name), return pointer to tail in (*path) */ + int (*arch_getdev)(void **dev, const char *name, const char **path); + /* + * Copy from local address space to module address space, + * similar to bcopy() + */ + ssize_t (*arch_copyin)(const void *src, vm_offset_t dest, + const size_t len); + /* + * Copy to local address space from module address space, + * similar to bcopy() + */ + ssize_t (*arch_copyout)(const vm_offset_t src, void *dest, const size_t len); - /* Read from file to module address space, same semantics as read() */ - ssize_t (*arch_readin)(const int fd, vm_offset_t dest, - const size_t len); - /* Perform ISA byte port I/O (only for systems with ISA) */ - int (*arch_isainb)(int port); - void (*arch_isaoutb)(int port, int value); - - /* - * Interface to adjust the load address according to the "object" - * being loaded. - */ - vm_offset_t (*arch_loadaddr)(u_int type, void *data, vm_offset_t addr); + /* Read from file to module address space, same semantics as read() */ + ssize_t (*arch_readin)(const int fd, vm_offset_t dest, + const size_t len); + /* Perform ISA byte port I/O (only for systems with ISA) */ + int (*arch_isainb)(int port); + void (*arch_isaoutb)(int port, int value); + + /* + * Interface to adjust the load address according to the "object" + * being loaded. + */ + vm_offset_t (*arch_loadaddr)(uint_t type, void *data, vm_offset_t addr); #define LOAD_ELF 1 /* data points to the ELF header. */ #define LOAD_RAW 2 /* data points to the module file name. */ #define LOAD_KERN 3 /* data points to the kernel file name. */ #define LOAD_MEM 4 /* data points to int for buffer size. */ - /* - * Interface to release the load address. - */ - void (*arch_free_loadaddr)(vm_offset_t addr, size_t pages); - - /* - * Interface to inform MD code about a loaded (ELF) segment. This - * can be used to flush caches and/or set up translations. - */ + /* + * Interface to release the load address. + */ + void (*arch_free_loadaddr)(vm_offset_t addr, size_t pages); + + /* + * Interface to inform MD code about a loaded (ELF) segment. This + * can be used to flush caches and/or set up translations. + */ #ifdef __elfN - void (*arch_loadseg)(Elf_Ehdr *eh, Elf_Phdr *ph, uint64_t delta); + void (*arch_loadseg)(Elf_Ehdr *eh, Elf_Phdr *ph, uint64_t delta); #else - void (*arch_loadseg)(void *eh, void *ph, uint64_t delta); + void (*arch_loadseg)(void *eh, void *ph, uint64_t delta); #endif - /* Probe ZFS pool(s), if needed. */ - void (*arch_zfs_probe)(void); + /* Probe ZFS pool(s), if needed. */ + void (*arch_zfs_probe)(void); }; extern struct arch_switch archsw; @@ -344,10 +374,10 @@ void delay(int delay); void dev_cleanup(void); -#ifndef CTASSERT /* Allow lint to override */ -#define CTASSERT(x) _CTASSERT(x, __LINE__) -#define _CTASSERT(x, y) __CTASSERT(x, y) -#define __CTASSERT(x, y) typedef char __assert ## y[(x) ? 1 : -1] +#ifndef CTASSERT /* Allow lint to override */ +#define CTASSERT(x) _CTASSERT(x, __LINE__) +#define _CTASSERT(x, y) __CTASSERT(x, y) +#define __CTASSERT(x, y) typedef char __assert ## y[(x) ? 1 : -1] #endif #endif /* !_BOOTSTRAP_H_ */ |