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 #include <linux/syscalls.h> 24 #ifdef CONFIG_PCI 25 #include <linux/pci.h> 26 #endif 27 #include <linux/pm.h> 28 #ifdef CONFIG_HIGHMEM 29 #include <linux/highmem.h> 30 #endif 31 32 #include <asm/oplib.h> 33 #include <asm/delay.h> 34 #include <asm/system.h> 35 #include <asm/auxio.h> 36 #include <asm/pgtable.h> 37 #include <asm/io.h> 38 #include <asm/irq.h> 39 #include <asm/idprom.h> 40 #include <asm/svr4.h> 41 #include <asm/head.h> 42 #include <asm/smp.h> 43 #include <asm/mostek.h> 44 #include <asm/ptrace.h> 45 #include <asm/user.h> 46 #include <asm/uaccess.h> 47 #include <asm/checksum.h> 48 #ifdef CONFIG_SBUS 49 #include <asm/sbus.h> 50 #include <asm/dma.h> 51 #endif 52 #ifdef CONFIG_PCI 53 #include <asm/ebus.h> 54 #endif 55 #include <asm/a.out.h> 56 #include <asm/io-unit.h> 57 #include <asm/bug.h> 58 59 extern spinlock_t rtc_lock; 60 61 struct poll { 62 int fd; 63 short events; 64 short revents; 65 }; 66 67 extern int svr4_getcontext (svr4_ucontext_t *, struct pt_regs *); 68 extern int svr4_setcontext (svr4_ucontext_t *, struct pt_regs *); 69 void _sigpause_common (unsigned int set, struct pt_regs *); 70 extern void (*__copy_1page)(void *, const void *); 71 extern void __memmove(void *, const void *, __kernel_size_t); 72 extern void (*bzero_1page)(void *); 73 extern void *__bzero(void *, size_t); 74 extern void *__memscan_zero(void *, size_t); 75 extern void *__memscan_generic(void *, int, size_t); 76 extern int __memcmp(const void *, const void *, __kernel_size_t); 77 extern int __strncmp(const char *, const char *, __kernel_size_t); 78 79 extern int __ashrdi3(int, int); 80 extern int __ashldi3(int, int); 81 extern int __lshrdi3(int, int); 82 extern int __muldi3(int, int); 83 extern int __divdi3(int, int); 84 85 extern void dump_thread(struct pt_regs *, struct user *); 86 87 /* Private functions with odd calling conventions. */ 88 extern void ___atomic24_add(void); 89 extern void ___atomic24_sub(void); 90 extern void ___set_bit(void); 91 extern void ___clear_bit(void); 92 extern void ___change_bit(void); 93 extern void ___rw_read_enter(void); 94 extern void ___rw_read_exit(void); 95 extern void ___rw_write_enter(void); 96 97 /* Alias functions whose names begin with "." and export the aliases. 98 * The module references will be fixed up by module_frob_arch_sections. 99 */ 100 #define DOT_ALIAS2(__ret, __x, __arg1, __arg2) \ 101 extern __ret __x(__arg1, __arg2); \ 102 asm(".weak " #__x);\ 103 asm(#__x "=." #__x); 104 105 DOT_ALIAS2(int, div, int, int) 106 DOT_ALIAS2(int, mul, int, int) 107 DOT_ALIAS2(int, rem, int, int) 108 DOT_ALIAS2(unsigned, udiv, unsigned, unsigned) 109 DOT_ALIAS2(unsigned, umul, unsigned, unsigned) 110 DOT_ALIAS2(unsigned, urem, unsigned, unsigned) 111 112 #undef DOT_ALIAS2 113 114 /* used by various drivers */ 115 EXPORT_SYMBOL(sparc_cpu_model); 116 EXPORT_SYMBOL(kernel_thread); 117 #ifdef CONFIG_SMP 118 // XXX find what uses (or used) these. 119 EXPORT_SYMBOL(___rw_read_enter); 120 EXPORT_SYMBOL(___rw_read_exit); 121 EXPORT_SYMBOL(___rw_write_enter); 122 #endif 123 /* semaphores */ 124 EXPORT_SYMBOL(__up); 125 EXPORT_SYMBOL(__down); 126 EXPORT_SYMBOL(__down_trylock); 127 EXPORT_SYMBOL(__down_interruptible); 128 129 EXPORT_SYMBOL(sparc_valid_addr_bitmap); 130 EXPORT_SYMBOL(phys_base); 131 EXPORT_SYMBOL(pfn_base); 132 133 /* Atomic operations. */ 134 EXPORT_SYMBOL(___atomic24_add); 135 EXPORT_SYMBOL(___atomic24_sub); 136 137 /* Bit operations. */ 138 EXPORT_SYMBOL(___set_bit); 139 EXPORT_SYMBOL(___clear_bit); 140 EXPORT_SYMBOL(___change_bit); 141 142 /* Per-CPU information table */ 143 EXPORT_PER_CPU_SYMBOL(__cpu_data); 144 145 #ifdef CONFIG_SMP 146 /* IRQ implementation. */ 147 EXPORT_SYMBOL(synchronize_irq); 148 149 /* Misc SMP information */ 150 EXPORT_SYMBOL(__cpu_number_map); 151 EXPORT_SYMBOL(__cpu_logical_map); 152 153 /* CPU online map and active count. */ 154 EXPORT_SYMBOL(cpu_online_map); 155 EXPORT_SYMBOL(phys_cpu_present_map); 156 #endif 157 158 EXPORT_SYMBOL(__udelay); 159 EXPORT_SYMBOL(__ndelay); 160 EXPORT_SYMBOL(rtc_lock); 161 EXPORT_SYMBOL(mostek_lock); 162 EXPORT_SYMBOL(mstk48t02_regs); 163 #ifdef CONFIG_SUN_AUXIO 164 EXPORT_SYMBOL(set_auxio); 165 EXPORT_SYMBOL(get_auxio); 166 #endif 167 EXPORT_SYMBOL(request_fast_irq); 168 EXPORT_SYMBOL(io_remap_pfn_range); 169 /* P3: iounit_xxx may be needed, sun4d users */ 170 /* EXPORT_SYMBOL(iounit_map_dma_init); */ 171 /* EXPORT_SYMBOL(iounit_map_dma_page); */ 172 173 #ifndef CONFIG_SMP 174 EXPORT_SYMBOL(BTFIXUP_CALL(___xchg32)); 175 #else 176 EXPORT_SYMBOL(BTFIXUP_CALL(__hard_smp_processor_id)); 177 #endif 178 EXPORT_SYMBOL(BTFIXUP_CALL(enable_irq)); 179 EXPORT_SYMBOL(BTFIXUP_CALL(disable_irq)); 180 EXPORT_SYMBOL(BTFIXUP_CALL(__irq_itoa)); 181 EXPORT_SYMBOL(BTFIXUP_CALL(mmu_unlockarea)); 182 EXPORT_SYMBOL(BTFIXUP_CALL(mmu_lockarea)); 183 EXPORT_SYMBOL(BTFIXUP_CALL(mmu_get_scsi_sgl)); 184 EXPORT_SYMBOL(BTFIXUP_CALL(mmu_get_scsi_one)); 185 EXPORT_SYMBOL(BTFIXUP_CALL(mmu_release_scsi_sgl)); 186 EXPORT_SYMBOL(BTFIXUP_CALL(mmu_release_scsi_one)); 187 188 #ifdef CONFIG_SBUS 189 EXPORT_SYMBOL(sbus_root); 190 EXPORT_SYMBOL(dma_chain); 191 EXPORT_SYMBOL(sbus_set_sbus64); 192 EXPORT_SYMBOL(sbus_alloc_consistent); 193 EXPORT_SYMBOL(sbus_free_consistent); 194 EXPORT_SYMBOL(sbus_map_single); 195 EXPORT_SYMBOL(sbus_unmap_single); 196 EXPORT_SYMBOL(sbus_map_sg); 197 EXPORT_SYMBOL(sbus_unmap_sg); 198 EXPORT_SYMBOL(sbus_dma_sync_single_for_cpu); 199 EXPORT_SYMBOL(sbus_dma_sync_single_for_device); 200 EXPORT_SYMBOL(sbus_dma_sync_sg_for_cpu); 201 EXPORT_SYMBOL(sbus_dma_sync_sg_for_device); 202 EXPORT_SYMBOL(sbus_iounmap); 203 EXPORT_SYMBOL(sbus_ioremap); 204 #endif 205 #ifdef CONFIG_PCI 206 EXPORT_SYMBOL(ebus_chain); 207 EXPORT_SYMBOL(insb); 208 EXPORT_SYMBOL(outsb); 209 EXPORT_SYMBOL(insw); 210 EXPORT_SYMBOL(outsw); 211 EXPORT_SYMBOL(insl); 212 EXPORT_SYMBOL(outsl); 213 EXPORT_SYMBOL(pci_alloc_consistent); 214 EXPORT_SYMBOL(pci_free_consistent); 215 EXPORT_SYMBOL(pci_map_single); 216 EXPORT_SYMBOL(pci_unmap_single); 217 EXPORT_SYMBOL(pci_dma_sync_single_for_cpu); 218 EXPORT_SYMBOL(pci_dma_sync_single_for_device); 219 EXPORT_SYMBOL(pci_dma_sync_sg_for_cpu); 220 EXPORT_SYMBOL(pci_dma_sync_sg_for_device); 221 EXPORT_SYMBOL(pci_map_sg); 222 EXPORT_SYMBOL(pci_unmap_sg); 223 EXPORT_SYMBOL(pci_map_page); 224 EXPORT_SYMBOL(pci_unmap_page); 225 /* Actually, ioremap/iounmap are not PCI specific. But it is ok for drivers. */ 226 EXPORT_SYMBOL(ioremap); 227 EXPORT_SYMBOL(iounmap); 228 #endif 229 230 /* in arch/sparc/mm/highmem.c */ 231 #ifdef CONFIG_HIGHMEM 232 EXPORT_SYMBOL(kmap_atomic); 233 EXPORT_SYMBOL(kunmap_atomic); 234 #endif 235 236 /* Solaris/SunOS binary compatibility */ 237 EXPORT_SYMBOL(svr4_setcontext); 238 EXPORT_SYMBOL(svr4_getcontext); 239 EXPORT_SYMBOL(_sigpause_common); 240 241 EXPORT_SYMBOL(dump_thread); 242 243 /* prom symbols */ 244 EXPORT_SYMBOL(idprom); 245 EXPORT_SYMBOL(prom_root_node); 246 EXPORT_SYMBOL(prom_getchild); 247 EXPORT_SYMBOL(prom_getsibling); 248 EXPORT_SYMBOL(prom_searchsiblings); 249 EXPORT_SYMBOL(prom_firstprop); 250 EXPORT_SYMBOL(prom_nextprop); 251 EXPORT_SYMBOL(prom_getproplen); 252 EXPORT_SYMBOL(prom_getproperty); 253 EXPORT_SYMBOL(prom_node_has_property); 254 EXPORT_SYMBOL(prom_setprop); 255 EXPORT_SYMBOL(saved_command_line); 256 EXPORT_SYMBOL(prom_apply_obio_ranges); 257 EXPORT_SYMBOL(prom_getname); 258 EXPORT_SYMBOL(prom_feval); 259 EXPORT_SYMBOL(prom_getbool); 260 EXPORT_SYMBOL(prom_getstring); 261 EXPORT_SYMBOL(prom_getint); 262 EXPORT_SYMBOL(prom_getintdefault); 263 EXPORT_SYMBOL(prom_finddevice); 264 EXPORT_SYMBOL(romvec); 265 EXPORT_SYMBOL(__prom_getchild); 266 EXPORT_SYMBOL(__prom_getsibling); 267 268 /* sparc library symbols */ 269 EXPORT_SYMBOL(memchr); 270 EXPORT_SYMBOL(memscan); 271 EXPORT_SYMBOL(strlen); 272 EXPORT_SYMBOL(strnlen); 273 EXPORT_SYMBOL(strcpy); 274 EXPORT_SYMBOL(strncpy); 275 EXPORT_SYMBOL(strcat); 276 EXPORT_SYMBOL(strncat); 277 EXPORT_SYMBOL(strcmp); 278 EXPORT_SYMBOL(strncmp); 279 EXPORT_SYMBOL(strchr); 280 EXPORT_SYMBOL(strrchr); 281 EXPORT_SYMBOL(strpbrk); 282 EXPORT_SYMBOL(strstr); 283 EXPORT_SYMBOL(page_kernel); 284 285 /* Special internal versions of library functions. */ 286 EXPORT_SYMBOL(__copy_1page); 287 EXPORT_SYMBOL(__memcpy); 288 EXPORT_SYMBOL(__memset); 289 EXPORT_SYMBOL(bzero_1page); 290 EXPORT_SYMBOL(__bzero); 291 EXPORT_SYMBOL(__memscan_zero); 292 EXPORT_SYMBOL(__memscan_generic); 293 EXPORT_SYMBOL(__memcmp); 294 EXPORT_SYMBOL(__strncmp); 295 EXPORT_SYMBOL(__memmove); 296 297 /* Moving data to/from userspace. */ 298 EXPORT_SYMBOL(__copy_user); 299 EXPORT_SYMBOL(__strncpy_from_user); 300 301 /* Networking helper routines. */ 302 EXPORT_SYMBOL(__csum_partial_copy_sparc_generic); 303 EXPORT_SYMBOL(csum_partial); 304 305 /* Cache flushing. */ 306 EXPORT_SYMBOL(sparc_flush_page_to_ram); 307 308 /* For when serial stuff is built as modules. */ 309 EXPORT_SYMBOL(sun_do_break); 310 311 EXPORT_SYMBOL(__ret_efault); 312 313 EXPORT_SYMBOL(memcmp); 314 EXPORT_SYMBOL(memcpy); 315 EXPORT_SYMBOL(memset); 316 EXPORT_SYMBOL(memmove); 317 EXPORT_SYMBOL(__ashrdi3); 318 EXPORT_SYMBOL(__ashldi3); 319 EXPORT_SYMBOL(__lshrdi3); 320 EXPORT_SYMBOL(__muldi3); 321 EXPORT_SYMBOL(__divdi3); 322 323 EXPORT_SYMBOL(rem); 324 EXPORT_SYMBOL(urem); 325 EXPORT_SYMBOL(mul); 326 EXPORT_SYMBOL(umul); 327 EXPORT_SYMBOL(div); 328 EXPORT_SYMBOL(udiv); 329 330 #ifdef CONFIG_DEBUG_BUGVERBOSE 331 EXPORT_SYMBOL(do_BUG); 332 #endif 333 334 /* Sun Power Management Idle Handler */ 335 EXPORT_SYMBOL(pm_idle); 336 337 /* Binfmt_misc needs this */ 338 EXPORT_SYMBOL(sys_close); 339