diff options
Diffstat (limited to 'arch/sparc/include/asm/oplib_32.h')
| -rw-r--r-- | arch/sparc/include/asm/oplib_32.h | 155 |
1 files changed, 39 insertions, 116 deletions
diff --git a/arch/sparc/include/asm/oplib_32.h b/arch/sparc/include/asm/oplib_32.h index 51296a6f500..56a09b9d7b1 100644 --- a/arch/sparc/include/asm/oplib_32.h +++ b/arch/sparc/include/asm/oplib_32.h @@ -43,59 +43,28 @@ extern struct linux_nodeops *prom_nodeops; /* You must call prom_init() before using any of the library services, * preferably as early as possible. Pass it the romvec pointer. */ -extern void prom_init(struct linux_romvec *rom_ptr); +void prom_init(struct linux_romvec *rom_ptr); /* Boot argument acquisition, returns the boot command line string. */ -extern char *prom_getbootargs(void); - -/* Device utilities. */ - -/* Map and unmap devices in IO space at virtual addresses. Note that the - * virtual address you pass is a request and the prom may put your mappings - * somewhere else, so check your return value as that is where your new - * mappings really are! - * - * Another note, these are only available on V2 or higher proms! - */ -extern char *prom_mapio(char *virt_hint, int io_space, unsigned int phys_addr, unsigned int num_bytes); -extern void prom_unmapio(char *virt_addr, unsigned int num_bytes); - -/* Device operations. */ - -/* Open the device described by the passed string. Note, that the format - * of the string is different on V0 vs. V2->higher proms. The caller must - * know what he/she is doing! Returns the device descriptor, an int. - */ -extern int prom_devopen(char *device_string); - -/* Close a previously opened device described by the passed integer - * descriptor. - */ -extern int prom_devclose(int device_handle); - -/* Do a seek operation on the device described by the passed integer - * descriptor. - */ -extern void prom_seek(int device_handle, unsigned int seek_hival, - unsigned int seek_lowval); +char *prom_getbootargs(void); /* Miscellaneous routines, don't really fit in any category per se. */ /* Reboot the machine with the command line passed. */ -extern void prom_reboot(char *boot_command); +void prom_reboot(char *boot_command); /* Evaluate the forth string passed. */ -extern void prom_feval(char *forth_string); +void prom_feval(char *forth_string); /* Enter the prom, with possibility of continuation with the 'go' * command in newer proms. */ -extern void prom_cmdline(void); +void prom_cmdline(void); /* Enter the prom, with no chance of continuation for the stand-alone * which calls this. */ -extern void prom_halt(void) __attribute__ ((noreturn)); +void __noreturn prom_halt(void); /* Set the PROM 'sync' callback function to the passed function pointer. * When the user gives the 'sync' command at the prom prompt while the @@ -104,151 +73,105 @@ extern void prom_halt(void) __attribute__ ((noreturn)); * XXX The arguments are different on V0 vs. V2->higher proms, grrr! XXX */ typedef void (*sync_func_t)(void); -extern void prom_setsync(sync_func_t func_ptr); +void prom_setsync(sync_func_t func_ptr); /* Acquire the IDPROM of the root node in the prom device tree. This * gets passed a buffer where you would like it stuffed. The return value * is the format type of this idprom or 0xff on error. */ -extern unsigned char prom_get_idprom(char *idp_buffer, int idpbuf_size); +unsigned char prom_get_idprom(char *idp_buffer, int idpbuf_size); /* Get the prom major version. */ -extern int prom_version(void); +int prom_version(void); /* Get the prom plugin revision. */ -extern int prom_getrev(void); +int prom_getrev(void); /* Get the prom firmware revision. */ -extern int prom_getprev(void); - -/* Character operations to/from the console.... */ - -/* Non-blocking get character from console. */ -extern int prom_nbgetchar(void); - -/* Non-blocking put character to console. */ -extern int prom_nbputchar(char character); - -/* Blocking get character from console. */ -extern char prom_getchar(void); +int prom_getprev(void); -/* Blocking put character to console. */ -extern void prom_putchar(char character); +/* Write a buffer of characters to the console. */ +void prom_console_write_buf(const char *buf, int len); /* Prom's internal routines, don't use in kernel/boot code. */ -extern void prom_printf(const char *fmt, ...); -extern void prom_write(const char *buf, unsigned int len); +__printf(1, 2) void prom_printf(const char *fmt, ...); +void prom_write(const char *buf, unsigned int len); /* Multiprocessor operations... */ /* Start the CPU with the given device tree node, context table, and context * at the passed program counter. */ -extern int prom_startcpu(int cpunode, struct linux_prom_registers *context_table, - int context, char *program_counter); - -/* Stop the CPU with the passed device tree node. */ -extern int prom_stopcpu(int cpunode); - -/* Idle the CPU with the passed device tree node. */ -extern int prom_idlecpu(int cpunode); - -/* Re-Start the CPU with the passed device tree node. */ -extern int prom_restartcpu(int cpunode); - -/* PROM memory allocation facilities... */ - -/* Allocated at possibly the given virtual address a chunk of the - * indicated size. - */ -extern char *prom_alloc(char *virt_hint, unsigned int size); - -/* Free a previously allocated chunk. */ -extern void prom_free(char *virt_addr, unsigned int size); - -/* Sun4/sun4c specific memory-management startup hook. */ - -/* Map the passed segment in the given context at the passed - * virtual address. - */ -extern void prom_putsegment(int context, unsigned long virt_addr, - int physical_segment); +int prom_startcpu(int cpunode, struct linux_prom_registers *context_table, + int context, char *program_counter); +/* Initialize the memory lists based upon the prom version. */ +void prom_meminit(void); /* PROM device tree traversal functions... */ /* Get the child node of the given node, or zero if no child exists. */ -extern phandle prom_getchild(phandle parent_node); +phandle prom_getchild(phandle parent_node); /* Get the next sibling node of the given node, or zero if no further * siblings exist. */ -extern phandle prom_getsibling(phandle node); +phandle prom_getsibling(phandle node); /* Get the length, at the passed node, of the given property type. * Returns -1 on error (ie. no such property at this node). */ -extern int prom_getproplen(phandle thisnode, const char *property); +int prom_getproplen(phandle thisnode, const char *property); /* Fetch the requested property using the given buffer. Returns * the number of bytes the prom put into your buffer or -1 on error. */ -extern int __must_check prom_getproperty(phandle thisnode, const char *property, - char *prop_buffer, int propbuf_size); +int __must_check prom_getproperty(phandle thisnode, const char *property, + char *prop_buffer, int propbuf_size); /* Acquire an integer property. */ -extern int prom_getint(phandle node, char *property); +int prom_getint(phandle node, char *property); /* Acquire an integer property, with a default value. */ -extern int prom_getintdefault(phandle node, char *property, int defval); +int prom_getintdefault(phandle node, char *property, int defval); /* Acquire a boolean property, 0=FALSE 1=TRUE. */ -extern int prom_getbool(phandle node, char *prop); +int prom_getbool(phandle node, char *prop); /* Acquire a string property, null string on error. */ -extern void prom_getstring(phandle node, char *prop, char *buf, int bufsize); - -/* Does the passed node have the given "name"? YES=1 NO=0 */ -extern int prom_nodematch(phandle thisnode, char *name); +void prom_getstring(phandle node, char *prop, char *buf, int bufsize); /* Search all siblings starting at the passed node for "name" matching * the given string. Returns the node on success, zero on failure. */ -extern phandle prom_searchsiblings(phandle node_start, char *name); - -/* Return the first property type, as a string, for the given node. - * Returns a null string on error. - */ -extern char *prom_firstprop(phandle node, char *buffer); +phandle prom_searchsiblings(phandle node_start, char *name); /* Returns the next property after the passed property for the given * node. Returns null string on failure. */ -extern char *prom_nextprop(phandle node, char *prev_property, char *buffer); +char *prom_nextprop(phandle node, char *prev_property, char *buffer); /* Returns phandle of the path specified */ -extern phandle prom_finddevice(char *name); - -/* Returns 1 if the specified node has given property. */ -extern int prom_node_has_property(phandle node, char *property); +phandle prom_finddevice(char *name); /* Set the indicated property at the given node with the passed value. * Returns the number of bytes of your value that the prom took. */ -extern int prom_setprop(phandle node, const char *prop_name, char *prop_value, - int value_size); +int prom_setprop(phandle node, const char *prop_name, char *prop_value, + int value_size); -extern phandle prom_pathtoinode(char *path); -extern phandle prom_inst2pkg(int); +phandle prom_inst2pkg(int); /* Dorking with Bus ranges... */ /* Apply promlib probes OBIO ranges to registers. */ -extern void prom_apply_obio_ranges(struct linux_prom_registers *obioregs, int nregs); +void prom_apply_obio_ranges(struct linux_prom_registers *obioregs, int nregs); /* Apply ranges of any prom node (and optionally parent node as well) to registers. */ -extern void prom_apply_generic_ranges(phandle node, phandle parent, - struct linux_prom_registers *sbusregs, int nregs); +void prom_apply_generic_ranges(phandle node, phandle parent, + struct linux_prom_registers *sbusregs, int nregs); + +void prom_ranges_init(void); /* CPU probing helpers. */ int cpu_find_by_instance(int instance, phandle *prom_node, int *mid); |