common.h 11 KB

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  1. /*
  2. * (C) Copyright 2000-2002
  3. * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  4. *
  5. * See file CREDITS for list of people who contributed to this
  6. * project.
  7. *
  8. * This program is free software; you can redistribute it and/or
  9. * modify it under the terms of the GNU General Public License as
  10. * published by the Free Software Foundation; either version 2 of
  11. * the License, or (at your option) any later version.
  12. *
  13. * This program is distributed in the hope that it will be useful,
  14. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16. * GNU General Public License for more details.
  17. *
  18. * You should have received a copy of the GNU General Public License
  19. * along with this program; if not, write to the Free Software
  20. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21. * MA 02111-1307 USA
  22. */
  23. #ifndef __COMMON_H_
  24. #define __COMMON_H_ 1
  25. #undef _LINUX_CONFIG_H
  26. #define _LINUX_CONFIG_H 1 /* avoid reading Linux autoconf.h file */
  27. typedef unsigned char uchar;
  28. typedef volatile unsigned long vu_long;
  29. typedef volatile unsigned short vu_short;
  30. typedef volatile unsigned char vu_char;
  31. #include <config.h>
  32. #include <linux/bitops.h>
  33. #include <linux/types.h>
  34. #include <linux/string.h>
  35. #include <asm/ptrace.h>
  36. #include <stdarg.h>
  37. #if defined(CONFIG_PCI) && defined(CONFIG_440)
  38. #include <pci.h>
  39. #endif
  40. #ifdef CONFIG_8xx
  41. #include <asm/8xx_immap.h>
  42. #elif defined(CONFIG_8260)
  43. #include <asm/immap_8260.h>
  44. #endif
  45. #ifdef CONFIG_4xx
  46. #include <ppc4xx.h>
  47. #endif
  48. #ifdef CONFIG_HYMOD
  49. #include <asm/hymod.h>
  50. #endif
  51. #ifdef CONFIG_ARM
  52. #define asmlinkage /* nothing */
  53. #endif
  54. #include <part.h>
  55. #include <flash.h>
  56. #include <image.h>
  57. #ifdef DEBUG
  58. #define debug(fmt,args...) printf (fmt ,##args)
  59. #else
  60. #define debug(fmt,args...)
  61. #endif /* DEBUG */
  62. typedef void (interrupt_handler_t)(void *);
  63. #include <asm/u-boot.h> /* boot information for Linux kernel */
  64. #include <asm/global_data.h> /* global data used for startup functions */
  65. /* enable common handling for all TQM8xxL boards */
  66. #if defined(CONFIG_TQM823L) || defined(CONFIG_TQM850L) || \
  67. defined(CONFIG_TQM855L) || defined(CONFIG_TQM860L)
  68. # ifndef CONFIG_TQM8xxL
  69. # define CONFIG_TQM8xxL
  70. # endif
  71. #endif
  72. /*
  73. * Function Prototypes
  74. */
  75. #if CONFIG_SERIAL_SOFTWARE_FIFO
  76. void serial_buffered_init (void);
  77. void serial_buffered_putc (const char);
  78. void serial_buffered_puts (const char *);
  79. int serial_buffered_getc (void);
  80. int serial_buffered_tstc (void);
  81. #endif /* CONFIG_SERIAL_SOFTWARE_FIFO */
  82. void hang (void) __attribute__ ((noreturn));
  83. /* */
  84. long int initdram (int);
  85. int display_options (void);
  86. void print_size (ulong, const char *);
  87. /* common/main.c */
  88. void main_loop (void);
  89. int run_command (const char *cmd, int flag);
  90. int readline (const char *const prompt);
  91. void reset_cmd_timeout(void);
  92. /* common/board.c */
  93. void board_init_f (ulong);
  94. void board_init_r (gd_t *, ulong);
  95. int checkboard (void);
  96. int checkflash (void);
  97. int checkdram (void);
  98. char * strmhz(char *buf, long hz);
  99. int last_stage_init(void);
  100. /* common/flash.c */
  101. void flash_perror (int);
  102. /* common/cmd_bootm.c */
  103. void print_image_hdr (image_header_t *hdr);
  104. extern ulong load_addr; /* Default Load Address */
  105. /* common/cmd_nvedit.c */
  106. int env_init (void);
  107. void env_relocate (void);
  108. char *getenv (uchar *);
  109. int getenv_r (uchar *name, uchar *buf, unsigned len);
  110. int saveenv (void);
  111. #ifdef CONFIG_PPC /* ARM version to be fixed! */
  112. void inline setenv (char *, char *);
  113. #endif /* CONFIG_PPC */
  114. #ifdef CONFIG_ARM
  115. # include <asm/u-boot-arm.h> /* ARM version to be fixed! */
  116. #endif /* CONFIG_ARM */
  117. void pci_init (void);
  118. void pciinfo (int, int);
  119. #if defined(CONFIG_PCI) && defined(CONFIG_440)
  120. # if defined(CFG_PCI_PRE_INIT)
  121. int pci_pre_init (struct pci_controller * );
  122. # endif
  123. # if defined(CFG_PCI_TARGET_INIT)
  124. void pci_target_init (struct pci_controller *);
  125. # endif
  126. # if defined(CFG_PCI_MASTER_INIT)
  127. void pci_master_init (struct pci_controller *);
  128. # endif
  129. int is_pci_host (struct pci_controller *);
  130. #endif
  131. int misc_init_f (void);
  132. int misc_init_r (void);
  133. /* $(BOARD)/$(BOARD).c */
  134. void reset_phy (void);
  135. /* $(BOARD)/eeprom.c */
  136. void eeprom_init (void);
  137. int eeprom_read (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt);
  138. int eeprom_write (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt);
  139. #ifdef CONFIG_LWMON
  140. extern uchar pic_read (uchar reg);
  141. extern void pic_write (uchar reg, uchar val);
  142. #endif
  143. /*
  144. * Set this up regardless of board
  145. * type, to prevent errors.
  146. */
  147. #if defined(CONFIG_SPI) || !defined(CFG_I2C_EEPROM_ADDR)
  148. # define CFG_DEF_EEPROM_ADDR 0
  149. #else
  150. # define CFG_DEF_EEPROM_ADDR CFG_I2C_EEPROM_ADDR
  151. #endif /* CONFIG_SPI || !defined(CFG_I2C_EEPROM_ADDR) */
  152. #if defined(CONFIG_PCU_E) || defined(CONFIG_CCM)
  153. extern void spi_init_f (void);
  154. extern void spi_init_r (void);
  155. extern ssize_t spi_read (uchar *, int, uchar *, int);
  156. extern ssize_t spi_write (uchar *, int, uchar *, int);
  157. #endif
  158. #ifdef CONFIG_RPXCLASSIC
  159. void rpxclassic_init (void);
  160. #endif
  161. #ifdef CONFIG_MBX
  162. /* $(BOARD)/mbx8xx.c */
  163. void mbx_init (void);
  164. void board_serial_init (void);
  165. void board_ether_init (void);
  166. #endif
  167. #if defined(CONFIG_RPXCLASSIC) || defined(CONFIG_MBX) || defined(CONFIG_IAD210)
  168. void board_get_enetaddr (uchar *addr);
  169. #endif
  170. #ifdef CONFIG_HERMES
  171. /* $(BOARD)/hermes.c */
  172. void hermes_start_lxt980 (int speed);
  173. #endif
  174. #ifdef CONFIG_EVB64260
  175. void evb64260_init(void);
  176. void debug_led(int, int);
  177. void display_mem_map(void);
  178. void perform_soft_reset(void);
  179. #endif
  180. void load_sernum_ethaddr (void);
  181. /* $(BOARD)/$(BOARD).c */
  182. int board_pre_init (void);
  183. int board_postclk_init (void); /* after clocks/timebase, before env/serial */
  184. void board_poweroff (void);
  185. #if defined(CFG_DRAM_TEST)
  186. int testdram(void);
  187. #endif /* CFG_DRAM_TEST */
  188. /* $(CPU)/start.S */
  189. #ifdef CONFIG_8xx
  190. uint get_immr (uint);
  191. #endif
  192. uint get_pvr (void);
  193. uint rd_ic_cst (void);
  194. void wr_ic_cst (uint);
  195. void wr_ic_adr (uint);
  196. uint rd_dc_cst (void);
  197. void wr_dc_cst (uint);
  198. void wr_dc_adr (uint);
  199. int icache_status (void);
  200. void icache_enable (void);
  201. void icache_disable(void);
  202. int dcache_status (void);
  203. void dcache_enable (void);
  204. void dcache_disable(void);
  205. void relocate_code (ulong, gd_t *, ulong);
  206. ulong get_endaddr (void);
  207. void trap_init (ulong);
  208. #if defined (CONFIG_4xx) || \
  209. defined (CONFIG_74xx_7xx) || \
  210. defined (CONFIG_74x) || \
  211. defined (CONFIG_75x) || \
  212. defined (CONFIG_74xx)
  213. unsigned char in8(unsigned int);
  214. void out8(unsigned int, unsigned char);
  215. unsigned short in16(unsigned int);
  216. unsigned short in16r(unsigned int);
  217. void out16(unsigned int, unsigned short value);
  218. void out16r(unsigned int, unsigned short value);
  219. unsigned long in32(unsigned int);
  220. unsigned long in32r(unsigned int);
  221. void out32(unsigned int, unsigned long value);
  222. void out32r(unsigned int, unsigned long value);
  223. void ppcDcbf(unsigned long value);
  224. void ppcDcbi(unsigned long value);
  225. void ppcSync(void);
  226. #endif
  227. /* $(CPU)/cpu.c */
  228. int checkcpu (void);
  229. int checkicache (void);
  230. int checkdcache (void);
  231. void upmconfig (unsigned int, unsigned int *, unsigned int);
  232. ulong get_tbclk (void);
  233. /* $(CPU)/serial.c */
  234. int serial_init (void);
  235. void serial_setbrg (void);
  236. void serial_putc (const char);
  237. void serial_puts (const char *);
  238. void serial_addr (unsigned int);
  239. int serial_getc (void);
  240. int serial_tstc (void);
  241. /* $(CPU)/speed.c */
  242. int get_clocks (void);
  243. #if defined(CONFIG_8260)
  244. int prt_8260_clks (void);
  245. #endif
  246. #ifdef CONFIG_4xx
  247. ulong get_OPB_freq (void);
  248. ulong get_PCI_freq (void);
  249. #endif
  250. #if defined(CONFIG_S3C2400) || defined(CONFIG_S3C2410)
  251. ulong get_FCLK (void);
  252. ulong get_HCLK (void);
  253. ulong get_PCLK (void);
  254. ulong get_UCLK (void);
  255. #endif
  256. ulong get_bus_freq (ulong);
  257. #if defined(CONFIG_4xx) || defined(CONFIG_IOP480)
  258. # if defined(CONFIG_440)
  259. typedef PPC440_SYS_INFO sys_info_t;
  260. # else
  261. typedef PPC405_SYS_INFO sys_info_t;
  262. # endif
  263. void get_sys_info ( sys_info_t * );
  264. #endif
  265. /* $(CPU)/cpu_init.c */
  266. #if defined(CONFIG_8xx) || defined(CONFIG_8260)
  267. void cpu_init_f (volatile immap_t *immr);
  268. #endif
  269. #ifdef CONFIG_4xx
  270. void cpu_init_f (void);
  271. #endif
  272. int cpu_init_r (void);
  273. #if defined(CONFIG_8260)
  274. int prt_8260_rsr (void);
  275. #endif
  276. /* $(CPU)/interrupts.c */
  277. int interrupt_init (void);
  278. void timer_interrupt (struct pt_regs *);
  279. void external_interrupt (struct pt_regs *);
  280. void irq_install_handler(int, interrupt_handler_t *, void *);
  281. void irq_free_handler (int);
  282. void reset_timer (void);
  283. ulong get_timer (ulong base);
  284. void set_timer (ulong t);
  285. void enable_interrupts (void);
  286. int disable_interrupts (void);
  287. /* $(CPU)/.../commproc.c */
  288. int dpram_init (void);
  289. uint dpram_base(void);
  290. uint dpram_base_align(uint align);
  291. uint dpram_alloc(uint size);
  292. uint dpram_alloc_align(uint size,uint align);
  293. void post_word_store (ulong);
  294. ulong post_word_load (void);
  295. /* $(CPU)/.../<eth> */
  296. void mii_init (void);
  297. /* $(CPU)/.../lcd.c */
  298. ulong lcd_setmem (ulong);
  299. /* $(CPU)/.../vfd.c */
  300. ulong vfd_setmem (ulong);
  301. /* $(CPU)/.../video.c */
  302. ulong video_setmem (ulong);
  303. /* ppc/cache.c */
  304. void flush_cache (unsigned long, unsigned long);
  305. /* ppc/ticks.S */
  306. unsigned long long get_ticks(void);
  307. void wait_ticks (unsigned long);
  308. /* ppc/time.c */
  309. void udelay (unsigned long);
  310. ulong usec2ticks (unsigned long usec);
  311. ulong ticks2usec (unsigned long ticks);
  312. int init_timebase (void);
  313. /* ppc/vsprintf.c */
  314. ulong simple_strtoul(const char *cp,char **endp,unsigned int base);
  315. long simple_strtol(const char *cp,char **endp,unsigned int base);
  316. void panic(const char *fmt, ...);
  317. int sprintf(char * buf, const char *fmt, ...);
  318. int vsprintf(char *buf, const char *fmt, va_list args);
  319. /* ppc/crc32.c */
  320. ulong crc32 (ulong, const unsigned char *, uint);
  321. ulong crc32_no_comp (ulong, const unsigned char *, uint);
  322. /* common/console.c */
  323. extern void **syscall_tbl;
  324. int console_init_f(void); /* Before relocation; uses the serial stuff */
  325. int console_init_r(void); /* After relocation; uses the console stuff */
  326. int console_assign (int file, char *devname); /* Assign the console */
  327. int ctrlc (void);
  328. int had_ctrlc (void); /* have we had a Control-C since last clear? */
  329. void clear_ctrlc (void); /* clear the Control-C condition */
  330. int disable_ctrlc (int); /* 1 to disable, 0 to enable Control-C detect */
  331. /*
  332. * STDIO based functions (can always be used)
  333. */
  334. /* serial stuff */
  335. void serial_printf (const char *fmt, ...);
  336. /* stdin */
  337. int getc(void);
  338. int tstc(void);
  339. /* stdout */
  340. void putc(const char c);
  341. void puts(const char *s);
  342. void printf(const char *fmt, ...);
  343. /* stderr */
  344. #define eputc(c) fputc(stderr, c)
  345. #define eputs(s) fputs(stderr, s)
  346. #define eprintf(fmt,args...) fprintf(stderr,fmt ,##args)
  347. /*
  348. * FILE based functions (can only be used AFTER relocation!)
  349. */
  350. #define stdin 0
  351. #define stdout 1
  352. #define stderr 2
  353. #define MAX_FILES 3
  354. void fprintf(int file, const char *fmt, ...);
  355. void fputs(int file, const char *s);
  356. void fputc(int file, const char c);
  357. int ftstc(int file);
  358. int fgetc(int file);
  359. int pcmcia_init (void);
  360. #ifdef CONFIG_SHOW_BOOT_PROGRESS
  361. void show_boot_progress (int status);
  362. #endif
  363. #endif /* __COMMON_H_ */