arch/sparc/kernel/sparc_ksyms.c

   1 /* $Id: sparc_ksyms.c,v 1.107 2001/07/17 16:17:33 anton Exp $
   2  * arch/sparc/kernel/ksyms.c: Sparc specific ksyms support.
   3  *
   4  * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)
   5  * Copyright (C) 1996 Eddie C. Dost (ecd@skynet.be)
   6  */
   7
   8 /* Tell string.h we don't want memcpy etc. as cpp defines */
   9 #define EXPORT_SYMTAB_STROPS
  10 #define PROMLIB_INTERNAL
  11
  12 #include <linux/config.h>
  13 #include <linux/module.h>
  14 #include <linux/smp.h>
  15 #include <linux/types.h>
  16 #include <linux/string.h>
  17 #include <linux/sched.h>
  18 #include <linux/interrupt.h>
  19 #include <linux/in6.h>
  20 #include <linux/spinlock.h>
  21 #include <linux/mm.h>
  22 #ifdef CONFIG_PCI
  23 #include <linux/pci.h>
  24 #endif
  25 #include <linux/pm.h>
  26
  27 #include <asm/oplib.h>
  28 #include <asm/delay.h>
  29 #include <asm/system.h>
  30 #include <asm/auxio.h>
  31 #include <asm/pgtable.h>
  32 #include <asm/io.h>
  33 #include <asm/irq.h>
  34 #include <asm/idprom.h>
  35 #include <asm/svr4.h>
  36 #include <asm/head.h>
  37 #include <asm/smp.h>
  38 #include <asm/mostek.h>
  39 #include <asm/ptrace.h>
  40 #include <asm/softirq.h>
  41 #include <asm/hardirq.h>
  42 #include <asm/user.h>
  43 #include <asm/uaccess.h>
  44 #include <asm/checksum.h>
  45 #ifdef CONFIG_SBUS
  46 #include <asm/sbus.h>
  47 #include <asm/dma.h>
  48 #endif
  49 #ifdef CONFIG_HIGHMEM
  50 #include <linux/highmem.h>
  51 #endif
  52 #include <asm/a.out.h>
  53 #include <asm/io-unit.h>
  54
  55 struct poll {
  56         int fd;
  57         short events;
  58         short revents;
  59 };
  60
  61 extern int svr4_getcontext (svr4_ucontext_t *, struct pt_regs *);
  62 extern int svr4_setcontext (svr4_ucontext_t *, struct pt_regs *);
  63 void _sigpause_common (unsigned int set, struct pt_regs *);
  64 extern void (*__copy_1page)(void *, const void *);
  65 extern void __memmove(void *, const void *, __kernel_size_t);
  66 extern void (*bzero_1page)(void *);
  67 extern void *__bzero(void *, size_t);
  68 extern void *__memscan_zero(void *, size_t);
  69 extern void *__memscan_generic(void *, int, size_t);
  70 extern int __memcmp(const void *, const void *, __kernel_size_t);
  71 extern int __strncmp(const char *, const char *, __kernel_size_t);
  72 extern char saved_command_line[];
  73
  74 extern void bcopy (const char *, char *, int);
  75 extern int __ashrdi3(int, int);
  76 extern int __ashldi3(int, int);
  77 extern int __lshrdi3(int, int);
  78 extern int __muldi3(int, int);
  79 extern int __divdi3(int, int);
  80
  81 extern void dump_thread(struct pt_regs *, struct user *);
  82
  83 #ifdef CONFIG_SMP
  84 extern spinlock_t kernel_flag;
  85 #endif
  86
  87 /* One thing to note is that the way the symbols of the mul/div
  88  * support routines are named is a mess, they all start with
  89  * a '.' which makes it a bitch to export, here is the trick:
  90  */
  91
  92 #define EXPORT_SYMBOL_DOT(sym)                                  \
  93 extern int __sparc_dot_ ## sym (int) __asm__("." #sym);         \
  94 __EXPORT_SYMBOL(__sparc_dot_ ## sym, "." #sym)
  95
  96 #define EXPORT_SYMBOL_PRIVATE(sym)                              \
  97 extern int __sparc_priv_ ## sym (int) __asm__("__" #sym);       \
  98 const struct module_symbol __export_priv_##sym                  \
  99 __attribute__((section("__ksymtab"))) =                         \
 100 { (unsigned long) &__sparc_priv_ ## sym, "__" #sym }
 101
 102 /* used by various drivers */
 103 EXPORT_SYMBOL(sparc_cpu_model);
 104 EXPORT_SYMBOL(kernel_thread);
 105 #ifdef SPIN_LOCK_DEBUG
 106 EXPORT_SYMBOL(_do_spin_lock);
 107 EXPORT_SYMBOL(_do_spin_unlock);
 108 EXPORT_SYMBOL(_spin_trylock);
 109 EXPORT_SYMBOL(_do_read_lock);
 110 EXPORT_SYMBOL(_do_read_unlock);
 111 EXPORT_SYMBOL(_do_write_lock);
 112 EXPORT_SYMBOL(_do_write_unlock);
 113 #else
 114 EXPORT_SYMBOL_PRIVATE(_rw_read_enter);
 115 EXPORT_SYMBOL_PRIVATE(_rw_read_exit);
 116 EXPORT_SYMBOL_PRIVATE(_rw_write_enter);
 117 #endif
 118 /* semaphores */
 119 EXPORT_SYMBOL(__up);
 120 EXPORT_SYMBOL(__down);
 121 EXPORT_SYMBOL(__down_trylock);
 122 EXPORT_SYMBOL(__down_interruptible);
 123
 124 EXPORT_SYMBOL(sparc_valid_addr_bitmap);
 125 EXPORT_SYMBOL(phys_base);
 126
 127 /* Atomic operations. */
 128 EXPORT_SYMBOL_PRIVATE(_atomic_add);
 129 EXPORT_SYMBOL_PRIVATE(_atomic_sub);
 130
 131 /* Bit operations. */
 132 EXPORT_SYMBOL_PRIVATE(_set_bit);
 133 EXPORT_SYMBOL_PRIVATE(_clear_bit);
 134 EXPORT_SYMBOL_PRIVATE(_change_bit);
 135
 136 #ifdef CONFIG_SMP
 137 /* Kernel wide locking */
 138 EXPORT_SYMBOL(kernel_flag);
 139
 140 /* IRQ implementation. */
 141 EXPORT_SYMBOL(global_irq_holder);
 142 EXPORT_SYMBOL(synchronize_irq);
 143 EXPORT_SYMBOL(__global_cli);
 144 EXPORT_SYMBOL(__global_sti);
 145 EXPORT_SYMBOL(__global_save_flags);
 146 EXPORT_SYMBOL(__global_restore_flags);
 147
 148 /* Misc SMP information */
 149 EXPORT_SYMBOL(smp_num_cpus);
 150 EXPORT_SYMBOL(__cpu_number_map);
 151 EXPORT_SYMBOL(__cpu_logical_map);
 152 #endif
 153
 154 EXPORT_SYMBOL(udelay);
 155 EXPORT_SYMBOL(ndelay);
 156 EXPORT_SYMBOL(mostek_lock);
 157 EXPORT_SYMBOL(mstk48t02_regs);
 158 #if CONFIG_SUN_AUXIO
 159 EXPORT_SYMBOL(set_auxio);
 160 EXPORT_SYMBOL(get_auxio);
 161 #endif
 162 EXPORT_SYMBOL(request_fast_irq);
 163 EXPORT_SYMBOL(io_remap_page_range);
 164   /* P3: iounit_xxx may be needed, sun4d users */
 165 /* EXPORT_SYMBOL(iounit_map_dma_init); */
 166 /* EXPORT_SYMBOL(iounit_map_dma_page); */
 167
 168 /* Btfixup stuff cannot have versions, it would be complicated too much */
 169 #ifndef CONFIG_SMP
 170 EXPORT_SYMBOL_NOVERS(BTFIXUP_CALL(___xchg32));
 171 #else
 172 EXPORT_SYMBOL_NOVERS(BTFIXUP_CALL(__smp_processor_id));
 173 #endif
 174 EXPORT_SYMBOL_NOVERS(BTFIXUP_CALL(enable_irq));
 175 EXPORT_SYMBOL_NOVERS(BTFIXUP_CALL(disable_irq));
 176 EXPORT_SYMBOL_NOVERS(BTFIXUP_CALL(__irq_itoa));
 177 EXPORT_SYMBOL_NOVERS(BTFIXUP_CALL(mmu_unlockarea));
 178 EXPORT_SYMBOL_NOVERS(BTFIXUP_CALL(mmu_lockarea));
 179 EXPORT_SYMBOL_NOVERS(BTFIXUP_CALL(mmu_get_scsi_sgl));
 180 EXPORT_SYMBOL_NOVERS(BTFIXUP_CALL(mmu_get_scsi_one));
 181 EXPORT_SYMBOL_NOVERS(BTFIXUP_CALL(mmu_release_scsi_sgl));
 182 EXPORT_SYMBOL_NOVERS(BTFIXUP_CALL(mmu_release_scsi_one));
 183
 184 #if CONFIG_SBUS
 185 EXPORT_SYMBOL(sbus_root);
 186 EXPORT_SYMBOL(dma_chain);
 187 EXPORT_SYMBOL(sbus_set_sbus64);
 188 EXPORT_SYMBOL(sbus_alloc_consistent);
 189 EXPORT_SYMBOL(sbus_free_consistent);
 190 EXPORT_SYMBOL(sbus_map_single);
 191 EXPORT_SYMBOL(sbus_unmap_single);
 192 EXPORT_SYMBOL(sbus_map_sg);
 193 EXPORT_SYMBOL(sbus_unmap_sg);
 194 EXPORT_SYMBOL(sbus_dma_sync_single);
 195 EXPORT_SYMBOL(sbus_dma_sync_sg);
 196 EXPORT_SYMBOL(sbus_iounmap);
 197 EXPORT_SYMBOL(sbus_ioremap);
 198 #endif
 199 #if CONFIG_PCI
 200 /* Actually, ioremap/iounmap are not PCI specific. But it is ok for drivers. */
 201 EXPORT_SYMBOL(ioremap);
 202 EXPORT_SYMBOL(iounmap);
 203
 204 EXPORT_SYMBOL(insl);
 205 EXPORT_SYMBOL(outsl);
 206 EXPORT_SYMBOL(pci_alloc_consistent);
 207 EXPORT_SYMBOL(pci_free_consistent);
 208 EXPORT_SYMBOL(pci_map_single);
 209 EXPORT_SYMBOL(pci_unmap_single);
 210 EXPORT_SYMBOL(pci_dma_sync_single);
 211 #endif
 212
 213 /* in arch/sparc/mm/highmem.c */
 214 #ifdef CONFIG_HIGHMEM
 215 EXPORT_SYMBOL(kmap_atomic);
 216 EXPORT_SYMBOL(kunmap_atomic);
 217 #endif
 218
 219 /* Solaris/SunOS binary compatibility */
 220 EXPORT_SYMBOL(svr4_setcontext);
 221 EXPORT_SYMBOL(svr4_getcontext);
 222 EXPORT_SYMBOL(_sigpause_common);
 223
 224 /* Should really be in linux/kernel/ksyms.c */
 225 EXPORT_SYMBOL(dump_thread);
 226
 227 /* prom symbols */
 228 EXPORT_SYMBOL(idprom);
 229 EXPORT_SYMBOL(prom_root_node);
 230 EXPORT_SYMBOL(prom_getchild);
 231 EXPORT_SYMBOL(prom_getsibling);
 232 EXPORT_SYMBOL(prom_searchsiblings);
 233 EXPORT_SYMBOL(prom_firstprop);
 234 EXPORT_SYMBOL(prom_nextprop);
 235 EXPORT_SYMBOL(prom_getproplen);
 236 EXPORT_SYMBOL(prom_getproperty);
 237 EXPORT_SYMBOL(prom_node_has_property);
 238 EXPORT_SYMBOL(prom_setprop);
 239 EXPORT_SYMBOL(saved_command_line);
 240 EXPORT_SYMBOL(prom_apply_obio_ranges);
 241 EXPORT_SYMBOL(prom_getname);
 242 EXPORT_SYMBOL(prom_feval);
 243 EXPORT_SYMBOL(prom_getbool);
 244 EXPORT_SYMBOL(prom_getstring);
 245 EXPORT_SYMBOL(prom_getint);
 246 EXPORT_SYMBOL(prom_getintdefault);
 247 EXPORT_SYMBOL(prom_finddevice);
 248 EXPORT_SYMBOL(romvec);
 249 EXPORT_SYMBOL(__prom_getchild);
 250 EXPORT_SYMBOL(__prom_getsibling);
 251
 252 /* sparc library symbols */
 253 EXPORT_SYMBOL(bcopy);
 254 EXPORT_SYMBOL_NOVERS(memscan);
 255 EXPORT_SYMBOL_NOVERS(strlen);
 256 EXPORT_SYMBOL(strnlen);
 257 EXPORT_SYMBOL(strcpy);
 258 EXPORT_SYMBOL(strncpy);
 259 EXPORT_SYMBOL(strcat);
 260 EXPORT_SYMBOL(strncat);
 261 EXPORT_SYMBOL(strcmp);
 262 EXPORT_SYMBOL_NOVERS(strncmp);
 263 EXPORT_SYMBOL(strchr);
 264 EXPORT_SYMBOL(strrchr);
 265 EXPORT_SYMBOL(strpbrk);
 266 EXPORT_SYMBOL(strtok);
 267 EXPORT_SYMBOL(strstr);
 268 EXPORT_SYMBOL(page_kernel);
 269
 270 /* Special internal versions of library functions. */
 271 EXPORT_SYMBOL(__copy_1page);
 272 EXPORT_SYMBOL(__memcpy);
 273 EXPORT_SYMBOL(__memset);
 274 EXPORT_SYMBOL(bzero_1page);
 275 EXPORT_SYMBOL(__bzero);
 276 EXPORT_SYMBOL(__memscan_zero);
 277 EXPORT_SYMBOL(__memscan_generic);
 278 EXPORT_SYMBOL(__memcmp);
 279 EXPORT_SYMBOL(__strncmp);
 280 EXPORT_SYMBOL(__memmove);
 281
 282 /* Moving data to/from userspace. */
 283 EXPORT_SYMBOL(__copy_user);
 284 EXPORT_SYMBOL(__strncpy_from_user);
 285
 286 /* Networking helper routines. */
 287 /* XXX This is NOVERS because C_LABEL_STR doesn't get the version number. -DaveM */
 288 EXPORT_SYMBOL_NOVERS(__csum_partial_copy_sparc_generic);
 289
 290 /* No version information on this, heavily used in inline asm,
 291  * and will always be 'void __ret_efault(void)'.
 292  */
 293 EXPORT_SYMBOL_NOVERS(__ret_efault);
 294
 295 /* No version information on these, as gcc produces such symbols. */
 296 EXPORT_SYMBOL_NOVERS(memcmp);
 297 EXPORT_SYMBOL_NOVERS(memcpy);
 298 EXPORT_SYMBOL_NOVERS(memset);
 299 EXPORT_SYMBOL_NOVERS(memmove);
 300 EXPORT_SYMBOL_NOVERS(memchr);
 301 EXPORT_SYMBOL_NOVERS(__ashrdi3);
 302 EXPORT_SYMBOL_NOVERS(__ashldi3);
 303 EXPORT_SYMBOL_NOVERS(__lshrdi3);
 304 EXPORT_SYMBOL_NOVERS(__muldi3);
 305 EXPORT_SYMBOL_NOVERS(__divdi3);
 306
 307 EXPORT_SYMBOL_DOT(rem);
 308 EXPORT_SYMBOL_DOT(urem);
 309 EXPORT_SYMBOL_DOT(mul);
 310 EXPORT_SYMBOL_DOT(umul);
 311 EXPORT_SYMBOL_DOT(div);
 312 EXPORT_SYMBOL_DOT(udiv);
 313
 314 /* Sun Power Management Idle Handler */
 315 EXPORT_SYMBOL(pm_idle);