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/init.h> 15 #include <linux/smp.h> 16 #include <linux/types.h> 17 #include <linux/string.h> 18 #include <linux/sched.h> 19 #include <linux/interrupt.h> 20 #include <linux/in6.h> 21 #include <linux/spinlock.h> 22 #include <linux/mm.h> 23 #ifdef CONFIG_PCI 24 #include <linux/pci.h> 25 #endif 26 #include <linux/pm.h> 27 #ifdef CONFIG_HIGHMEM 28 #include <linux/highmem.h> 29 #endif 30 31 #include <asm/oplib.h> 32 #include <asm/delay.h> 33 #include <asm/system.h> 34 #include <asm/auxio.h> 35 #include <asm/pgtable.h> 36 #include <asm/io.h> 37 #include <asm/irq.h> 38 #include <asm/idprom.h> 39 #include <asm/svr4.h> 40 #include <asm/head.h> 41 #include <asm/smp.h> 42 #include <asm/mostek.h> 43 #include <asm/ptrace.h> 44 #include <asm/user.h> 45 #include <asm/uaccess.h> 46 #include <asm/checksum.h> 47 #ifdef CONFIG_SBUS 48 #include <asm/sbus.h> 49 #include <asm/dma.h> 50 #endif 51 #ifdef CONFIG_PCI 52 #include <asm/ebus.h> 53 #endif 54 #include <asm/a.out.h> 55 #include <asm/io-unit.h> 56 #include <asm/bug.h> 57 58 extern spinlock_t rtc_lock; 59 60 struct poll { 61 int fd; 62 short events; 63 short revents; 64 }; 65 66 extern int svr4_getcontext (svr4_ucontext_t *, struct pt_regs *); 67 extern int svr4_setcontext (svr4_ucontext_t *, struct pt_regs *); 68 void _sigpause_common (unsigned int set, struct pt_regs *); 69 extern void (*__copy_1page)(void *, const void *); 70 extern void __memmove(void *, const void *, __kernel_size_t); 71 extern void (*bzero_1page)(void *); 72 extern void *__bzero(void *, size_t); 73 extern void *__memscan_zero(void *, size_t); 74 extern void *__memscan_generic(void *, int, size_t); 75 extern int __memcmp(const void *, const void *, __kernel_size_t); 76 extern int __strncmp(const char *, const char *, __kernel_size_t); 77 78 extern int __ashrdi3(int, int); 79 extern int __ashldi3(int, int); 80 extern int __lshrdi3(int, int); 81 extern int __muldi3(int, int); 82 extern int __divdi3(int, int); 83 84 extern void dump_thread(struct pt_regs *, struct user *); 85 86 /* Private functions with odd calling conventions. */ 87 extern void ___atomic24_add(void); 88 extern void ___atomic24_sub(void); 89 extern void ___set_bit(void); 90 extern void ___clear_bit(void); 91 extern void ___change_bit(void); 92 93 /* Alias functions whose names begin with "." and export the aliases. 94 * The module references will be fixed up by module_frob_arch_sections. 95 */ 96 #define DOT_ALIAS2(__ret, __x, __arg1, __arg2) \ 97 extern __ret __x(__arg1, __arg2) \ 98 __attribute__((weak, alias("." # __x))); 99 100 DOT_ALIAS2(int, div, int, int) 101 DOT_ALIAS2(int, mul, int, int) 102 DOT_ALIAS2(int, rem, int, int) 103 DOT_ALIAS2(unsigned, udiv, unsigned, unsigned) 104 DOT_ALIAS2(unsigned, umul, unsigned, unsigned) 105 DOT_ALIAS2(unsigned, urem, unsigned, unsigned) 106 107 #undef DOT_ALIAS2 108 109 /* used by various drivers */ 110 EXPORT_SYMBOL(sparc_cpu_model); 111 EXPORT_SYMBOL(kernel_thread); 112 #ifdef CONFIG_DEBUG_SPINLOCK 113 #ifdef CONFIG_SMP 114 EXPORT_SYMBOL(_do_spin_lock); 115 EXPORT_SYMBOL(_do_spin_unlock); 116 EXPORT_SYMBOL(_spin_trylock); 117 EXPORT_SYMBOL(_do_read_lock); 118 EXPORT_SYMBOL(_do_read_unlock); 119 EXPORT_SYMBOL(_do_write_lock); 120 EXPORT_SYMBOL(_do_write_unlock); 121 #endif 122 #else 123 // XXX find what uses (or used) these. 124 // EXPORT_SYMBOL_PRIVATE(_rw_read_enter); 125 // EXPORT_SYMBOL_PRIVATE(_rw_read_exit); 126 // EXPORT_SYMBOL_PRIVATE(_rw_write_enter); 127 #endif 128 /* semaphores */ 129 EXPORT_SYMBOL(__up); 130 EXPORT_SYMBOL(__down); 131 EXPORT_SYMBOL(__down_trylock); 132 EXPORT_SYMBOL(__down_interruptible); 133 134 EXPORT_SYMBOL(sparc_valid_addr_bitmap); 135 EXPORT_SYMBOL(phys_base); 136 EXPORT_SYMBOL(pfn_base); 137 138 /* Atomic operations. */ 139 EXPORT_SYMBOL(___atomic24_add); 140 EXPORT_SYMBOL(___atomic24_sub); 141 142 /* Bit operations. */ 143 EXPORT_SYMBOL(___set_bit); 144 EXPORT_SYMBOL(___clear_bit); 145 EXPORT_SYMBOL(___change_bit); 146 147 #ifdef CONFIG_SMP 148 /* IRQ implementation. */ 149 EXPORT_SYMBOL(synchronize_irq); 150 151 /* Misc SMP information */ 152 EXPORT_SYMBOL(__cpu_number_map); 153 EXPORT_SYMBOL(__cpu_logical_map); 154 #endif 155 156 EXPORT_SYMBOL(__udelay); 157 EXPORT_SYMBOL(__ndelay); 158 EXPORT_SYMBOL(rtc_lock); 159 EXPORT_SYMBOL(mostek_lock); 160 EXPORT_SYMBOL(mstk48t02_regs); 161 #ifdef CONFIG_SUN_AUXIO 162 EXPORT_SYMBOL(set_auxio); 163 EXPORT_SYMBOL(get_auxio); 164 #endif 165 EXPORT_SYMBOL(request_fast_irq); 166 EXPORT_SYMBOL(io_remap_page_range); 167 EXPORT_SYMBOL(io_remap_pfn_range); 168 /* P3: iounit_xxx may be needed, sun4d users */ 169 /* EXPORT_SYMBOL(iounit_map_dma_init); */ 170 /* EXPORT_SYMBOL(iounit_map_dma_page); */ 171 172 #ifndef CONFIG_SMP 173 EXPORT_SYMBOL(BTFIXUP_CALL(___xchg32)); 174 #else 175 EXPORT_SYMBOL(BTFIXUP_CALL(__hard_smp_processor_id)); 176 #endif 177 EXPORT_SYMBOL(BTFIXUP_CALL(enable_irq)); 178 EXPORT_SYMBOL(BTFIXUP_CALL(disable_irq)); 179 EXPORT_SYMBOL(BTFIXUP_CALL(__irq_itoa)); 180 EXPORT_SYMBOL(BTFIXUP_CALL(mmu_unlockarea)); 181 EXPORT_SYMBOL(BTFIXUP_CALL(mmu_lockarea)); 182 EXPORT_SYMBOL(BTFIXUP_CALL(mmu_get_scsi_sgl)); 183 EXPORT_SYMBOL(BTFIXUP_CALL(mmu_get_scsi_one)); 184 EXPORT_SYMBOL(BTFIXUP_CALL(mmu_release_scsi_sgl)); 185 EXPORT_SYMBOL(BTFIXUP_CALL(mmu_release_scsi_one)); 186 187 #ifdef CONFIG_SBUS 188 EXPORT_SYMBOL(sbus_root); 189 EXPORT_SYMBOL(dma_chain); 190 EXPORT_SYMBOL(sbus_set_sbus64); 191 EXPORT_SYMBOL(sbus_alloc_consistent); 192 EXPORT_SYMBOL(sbus_free_consistent); 193 EXPORT_SYMBOL(sbus_map_single); 194 EXPORT_SYMBOL(sbus_unmap_single); 195 EXPORT_SYMBOL(sbus_map_sg); 196 EXPORT_SYMBOL(sbus_unmap_sg); 197 EXPORT_SYMBOL(sbus_dma_sync_single_for_cpu); 198 EXPORT_SYMBOL(sbus_dma_sync_single_for_device); 199 EXPORT_SYMBOL(sbus_dma_sync_sg_for_cpu); 200 EXPORT_SYMBOL(sbus_dma_sync_sg_for_device); 201 EXPORT_SYMBOL(sbus_iounmap); 202 EXPORT_SYMBOL(sbus_ioremap); 203 #endif 204 #ifdef CONFIG_PCI 205 EXPORT_SYMBOL(ebus_chain); 206 EXPORT_SYMBOL(insb); 207 EXPORT_SYMBOL(outsb); 208 EXPORT_SYMBOL(insw); 209 EXPORT_SYMBOL(outsw); 210 EXPORT_SYMBOL(insl); 211 EXPORT_SYMBOL(outsl); 212 EXPORT_SYMBOL(pci_alloc_consistent); 213 EXPORT_SYMBOL(pci_free_consistent); 214 EXPORT_SYMBOL(pci_map_single); 215 EXPORT_SYMBOL(pci_unmap_single); 216 EXPORT_SYMBOL(pci_dma_sync_single_for_cpu); 217 EXPORT_SYMBOL(pci_dma_sync_single_for_device); 218 EXPORT_SYMBOL(pci_dma_sync_sg_for_cpu); 219 EXPORT_SYMBOL(pci_dma_sync_sg_for_device); 220 EXPORT_SYMBOL(pci_map_sg); 221 EXPORT_SYMBOL(pci_unmap_sg); 222 EXPORT_SYMBOL(pci_map_page); 223 EXPORT_SYMBOL(pci_unmap_page); 224 /* Actually, ioremap/iounmap are not PCI specific. But it is ok for drivers. */ 225 EXPORT_SYMBOL(ioremap); 226 EXPORT_SYMBOL(iounmap); 227 #endif 228 229 /* in arch/sparc/mm/highmem.c */ 230 #ifdef CONFIG_HIGHMEM 231 EXPORT_SYMBOL(kmap_atomic); 232 EXPORT_SYMBOL(kunmap_atomic); 233 #endif 234 235 /* Solaris/SunOS binary compatibility */ 236 EXPORT_SYMBOL(svr4_setcontext); 237 EXPORT_SYMBOL(svr4_getcontext); 238 EXPORT_SYMBOL(_sigpause_common); 239 240 EXPORT_SYMBOL(dump_thread); 241 242 /* prom symbols */ 243 EXPORT_SYMBOL(idprom); 244 EXPORT_SYMBOL(prom_root_node); 245 EXPORT_SYMBOL(prom_getchild); 246 EXPORT_SYMBOL(prom_getsibling); 247 EXPORT_SYMBOL(prom_searchsiblings); 248 EXPORT_SYMBOL(prom_firstprop); 249 EXPORT_SYMBOL(prom_nextprop); 250 EXPORT_SYMBOL(prom_getproplen); 251 EXPORT_SYMBOL(prom_getproperty); 252 EXPORT_SYMBOL(prom_node_has_property); 253 EXPORT_SYMBOL(prom_setprop); 254 EXPORT_SYMBOL(saved_command_line); 255 EXPORT_SYMBOL(prom_apply_obio_ranges); 256 EXPORT_SYMBOL(prom_getname); 257 EXPORT_SYMBOL(prom_feval); 258 EXPORT_SYMBOL(prom_getbool); 259 EXPORT_SYMBOL(prom_getstring); 260 EXPORT_SYMBOL(prom_getint); 261 EXPORT_SYMBOL(prom_getintdefault); 262 EXPORT_SYMBOL(prom_finddevice); 263 EXPORT_SYMBOL(romvec); 264 EXPORT_SYMBOL(__prom_getchild); 265 EXPORT_SYMBOL(__prom_getsibling); 266 267 /* sparc library symbols */ 268 EXPORT_SYMBOL(memchr); 269 EXPORT_SYMBOL(memscan); 270 EXPORT_SYMBOL(strlen); 271 EXPORT_SYMBOL(strnlen); 272 EXPORT_SYMBOL(strcpy); 273 EXPORT_SYMBOL(strncpy); 274 EXPORT_SYMBOL(strcat); 275 EXPORT_SYMBOL(strncat); 276 EXPORT_SYMBOL(strcmp); 277 EXPORT_SYMBOL(strncmp); 278 EXPORT_SYMBOL(strchr); 279 EXPORT_SYMBOL(strrchr); 280 EXPORT_SYMBOL(strpbrk); 281 EXPORT_SYMBOL(strstr); 282 EXPORT_SYMBOL(page_kernel); 283 284 /* Special internal versions of library functions. */ 285 EXPORT_SYMBOL(__copy_1page); 286 EXPORT_SYMBOL(__memcpy); 287 EXPORT_SYMBOL(__memset); 288 EXPORT_SYMBOL(bzero_1page); 289 EXPORT_SYMBOL(__bzero); 290 EXPORT_SYMBOL(__memscan_zero); 291 EXPORT_SYMBOL(__memscan_generic); 292 EXPORT_SYMBOL(__memcmp); 293 EXPORT_SYMBOL(__strncmp); 294 EXPORT_SYMBOL(__memmove); 295 296 /* Moving data to/from userspace. */ 297 EXPORT_SYMBOL(__copy_user); 298 EXPORT_SYMBOL(__strncpy_from_user); 299 300 /* Networking helper routines. */ 301 EXPORT_SYMBOL(__csum_partial_copy_sparc_generic); 302 EXPORT_SYMBOL(csum_partial); 303 304 /* Cache flushing. */ 305 EXPORT_SYMBOL(sparc_flush_page_to_ram); 306 307 /* For when serial stuff is built as modules. */ 308 EXPORT_SYMBOL(sun_do_break); 309 310 EXPORT_SYMBOL(__ret_efault); 311 312 EXPORT_SYMBOL(memcmp); 313 EXPORT_SYMBOL(memcpy); 314 EXPORT_SYMBOL(memset); 315 EXPORT_SYMBOL(memmove); 316 EXPORT_SYMBOL(__ashrdi3); 317 EXPORT_SYMBOL(__ashldi3); 318 EXPORT_SYMBOL(__lshrdi3); 319 EXPORT_SYMBOL(__muldi3); 320 EXPORT_SYMBOL(__divdi3); 321 322 EXPORT_SYMBOL(rem); 323 EXPORT_SYMBOL(urem); 324 EXPORT_SYMBOL(mul); 325 EXPORT_SYMBOL(umul); 326 EXPORT_SYMBOL(div); 327 EXPORT_SYMBOL(udiv); 328 329 #ifdef CONFIG_DEBUG_BUGVERBOSE 330 EXPORT_SYMBOL(do_BUG); 331 #endif 332 333 /* Sun Power Management Idle Handler */ 334 EXPORT_SYMBOL(pm_idle); 335