/* * (C) Copyright 2000-2002 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ #ifndef __COMMON_H_ #define __COMMON_H_ 1 #undef _LINUX_CONFIG_H #define _LINUX_CONFIG_H 1 /* avoid reading Linux autoconf.h file */ typedef unsigned char uchar; typedef volatile unsigned long vu_long; typedef volatile unsigned short vu_short; typedef volatile unsigned char vu_char; #include #include #include #include #include #include #if defined(CONFIG_PCI) && defined(CONFIG_440) #include #endif #ifdef CONFIG_8xx #include #elif defined(CONFIG_8260) #include #endif #ifdef CONFIG_4xx #include #endif #ifdef CONFIG_HYMOD #include #endif #ifdef CONFIG_ARM #define asmlinkage /* nothing */ #endif #include #include #include #ifdef DEBUG #define debug(fmt,args...) printf (fmt ,##args) #else #define debug(fmt,args...) #endif /* DEBUG */ typedef void (interrupt_handler_t)(void *); #include /* boot information for Linux kernel */ #include /* global data used for startup functions */ /* enable common handling for all TQM8xxL boards */ #if defined(CONFIG_TQM823L) || defined(CONFIG_TQM850L) || \ defined(CONFIG_TQM855L) || defined(CONFIG_TQM860L) # ifndef CONFIG_TQM8xxL # define CONFIG_TQM8xxL # endif #endif /* * General Purpose Utilities */ #define min(X, Y) \ ({ typeof (X) __x = (X), __y = (Y); \ (__x < __y) ? __x : __y; }) #define max(X, Y) \ ({ typeof (X) __x = (X), __y = (Y); \ (__x > __y) ? __x : __y; }) /* * Function Prototypes */ #if CONFIG_SERIAL_SOFTWARE_FIFO void serial_buffered_init (void); void serial_buffered_putc (const char); void serial_buffered_puts (const char *); int serial_buffered_getc (void); int serial_buffered_tstc (void); #endif /* CONFIG_SERIAL_SOFTWARE_FIFO */ void hang (void) __attribute__ ((noreturn)); /* */ long int initdram (int); int display_options (void); void print_size (ulong, const char *); /* common/main.c */ void main_loop (void); int run_command (const char *cmd, int flag); int readline (const char *const prompt); void reset_cmd_timeout(void); /* common/board.c */ void board_init_f (ulong); void board_init_r (gd_t *, ulong); int checkboard (void); int checkflash (void); int checkdram (void); char * strmhz(char *buf, long hz); int last_stage_init(void); /* common/flash.c */ void flash_perror (int); /* common/cmd_bootm.c */ void print_image_hdr (image_header_t *hdr); extern ulong load_addr; /* Default Load Address */ /* common/cmd_nvedit.c */ int env_init (void); void env_relocate (void); char *getenv (uchar *); int getenv_r (uchar *name, uchar *buf, unsigned len); int saveenv (void); #ifdef CONFIG_PPC /* ARM version to be fixed! */ void inline setenv (char *, char *); #else void setenv (char *, char *); #endif /* CONFIG_PPC */ #ifdef CONFIG_ARM # include /* ARM version to be fixed! */ #endif /* CONFIG_ARM */ #ifdef CONFIG_I386 /* x86 version to be fixed! */ # include #endif /* CONFIG_I386 */ void pci_init (void); void pci_init_board(void); void pciinfo (int, int); #if defined(CONFIG_PCI) && defined(CONFIG_440) # if defined(CFG_PCI_PRE_INIT) int pci_pre_init (struct pci_controller * ); # endif # if defined(CFG_PCI_TARGET_INIT) void pci_target_init (struct pci_controller *); # endif # if defined(CFG_PCI_MASTER_INIT) void pci_master_init (struct pci_controller *); # endif int is_pci_host (struct pci_controller *); #endif int misc_init_f (void); int misc_init_r (void); /* $(BOARD)/$(BOARD).c */ void reset_phy (void); void fdc_hw_init (void); /* $(BOARD)/eeprom.c */ void eeprom_init (void); int eeprom_read (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt); int eeprom_write (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt); #ifdef CONFIG_LWMON extern uchar pic_read (uchar reg); extern void pic_write (uchar reg, uchar val); #endif /* * Set this up regardless of board * type, to prevent errors. */ #if defined(CONFIG_SPI) || !defined(CFG_I2C_EEPROM_ADDR) # define CFG_DEF_EEPROM_ADDR 0 #else # define CFG_DEF_EEPROM_ADDR CFG_I2C_EEPROM_ADDR #endif /* CONFIG_SPI || !defined(CFG_I2C_EEPROM_ADDR) */ #if defined(CONFIG_PCU_E) || defined(CONFIG_CCM) extern void spi_init_f (void); extern void spi_init_r (void); extern ssize_t spi_read (uchar *, int, uchar *, int); extern ssize_t spi_write (uchar *, int, uchar *, int); #endif #ifdef CONFIG_RPXCLASSIC void rpxclassic_init (void); #endif #ifdef CONFIG_MBX /* $(BOARD)/mbx8xx.c */ void mbx_init (void); void board_serial_init (void); void board_ether_init (void); #endif #if defined(CONFIG_RPXCLASSIC) || defined(CONFIG_MBX) || defined(CONFIG_IAD210) void board_get_enetaddr (uchar *addr); #endif #ifdef CONFIG_HERMES /* $(BOARD)/hermes.c */ void hermes_start_lxt980 (int speed); #endif #ifdef CONFIG_EVB64260 void evb64260_init(void); void debug_led(int, int); void display_mem_map(void); void perform_soft_reset(void); #endif void load_sernum_ethaddr (void); /* $(BOARD)/$(BOARD).c */ int board_pre_init (void); int board_postclk_init (void); /* after clocks/timebase, before env/serial */ void board_poweroff (void); #if defined(CFG_DRAM_TEST) int testdram(void); #endif /* CFG_DRAM_TEST */ /* $(CPU)/start.S */ #ifdef CONFIG_8xx uint get_immr (uint); #endif uint get_pvr (void); uint rd_ic_cst (void); void wr_ic_cst (uint); void wr_ic_adr (uint); uint rd_dc_cst (void); void wr_dc_cst (uint); void wr_dc_adr (uint); int icache_status (void); void icache_enable (void); void icache_disable(void); int dcache_status (void); void dcache_enable (void); void dcache_disable(void); void relocate_code (ulong, gd_t *, ulong); ulong get_endaddr (void); void trap_init (ulong); #if defined (CONFIG_4xx) || \ defined (CONFIG_74xx_7xx) || \ defined (CONFIG_74x) || \ defined (CONFIG_75x) || \ defined (CONFIG_74xx) unsigned char in8(unsigned int); void out8(unsigned int, unsigned char); unsigned short in16(unsigned int); unsigned short in16r(unsigned int); void out16(unsigned int, unsigned short value); void out16r(unsigned int, unsigned short value); unsigned long in32(unsigned int); unsigned long in32r(unsigned int); void out32(unsigned int, unsigned long value); void out32r(unsigned int, unsigned long value); void ppcDcbf(unsigned long value); void ppcDcbi(unsigned long value); void ppcSync(void); #endif /* $(CPU)/cpu.c */ int checkcpu (void); int checkicache (void); int checkdcache (void); void upmconfig (unsigned int, unsigned int *, unsigned int); ulong get_tbclk (void); /* $(CPU)/serial.c */ int serial_init (void); void serial_setbrg (void); void serial_putc (const char); void serial_puts (const char *); void serial_addr (unsigned int); int serial_getc (void); int serial_tstc (void); /* $(CPU)/speed.c */ int get_clocks (void); #if defined(CONFIG_8260) int prt_8260_clks (void); #endif #ifdef CONFIG_4xx ulong get_OPB_freq (void); ulong get_PCI_freq (void); #endif #if defined(CONFIG_S3C2400) || defined(CONFIG_S3C2410) ulong get_FCLK (void); ulong get_HCLK (void); ulong get_PCLK (void); ulong get_UCLK (void); #endif ulong get_bus_freq (ulong); #if defined(CONFIG_4xx) || defined(CONFIG_IOP480) # if defined(CONFIG_440) typedef PPC440_SYS_INFO sys_info_t; # else typedef PPC405_SYS_INFO sys_info_t; # endif void get_sys_info ( sys_info_t * ); #endif /* $(CPU)/cpu_init.c */ #if defined(CONFIG_8xx) || defined(CONFIG_8260) void cpu_init_f (volatile immap_t *immr); #endif #ifdef CONFIG_4xx void cpu_init_f (void); #endif int cpu_init_r (void); #if defined(CONFIG_8260) int prt_8260_rsr (void); #endif /* $(CPU)/interrupts.c */ int interrupt_init (void); void timer_interrupt (struct pt_regs *); void external_interrupt (struct pt_regs *); void irq_install_handler(int, interrupt_handler_t *, void *); void irq_free_handler (int); void reset_timer (void); ulong get_timer (ulong base); void set_timer (ulong t); void enable_interrupts (void); int disable_interrupts (void); /* $(CPU)/.../commproc.c */ int dpram_init (void); uint dpram_base(void); uint dpram_base_align(uint align); uint dpram_alloc(uint size); uint dpram_alloc_align(uint size,uint align); void post_word_store (ulong); ulong post_word_load (void); /* $(CPU)/.../ */ void mii_init (void); /* $(CPU)/.../lcd.c */ ulong lcd_setmem (ulong); /* $(CPU)/.../vfd.c */ ulong vfd_setmem (ulong); /* $(CPU)/.../video.c */ ulong video_setmem (ulong); /* ppc/cache.c */ void flush_cache (unsigned long, unsigned long); /* ppc/ticks.S */ unsigned long long get_ticks(void); void wait_ticks (unsigned long); /* ppc/time.c */ void udelay (unsigned long); ulong usec2ticks (unsigned long usec); ulong ticks2usec (unsigned long ticks); int init_timebase (void); /* ppc/vsprintf.c */ ulong simple_strtoul(const char *cp,char **endp,unsigned int base); long simple_strtol(const char *cp,char **endp,unsigned int base); void panic(const char *fmt, ...); int sprintf(char * buf, const char *fmt, ...); int vsprintf(char *buf, const char *fmt, va_list args); /* ppc/crc32.c */ ulong crc32 (ulong, const unsigned char *, uint); ulong crc32_no_comp (ulong, const unsigned char *, uint); /* common/console.c */ extern void **syscall_tbl; int console_init_f(void); /* Before relocation; uses the serial stuff */ int console_init_r(void); /* After relocation; uses the console stuff */ int console_assign (int file, char *devname); /* Assign the console */ int ctrlc (void); int had_ctrlc (void); /* have we had a Control-C since last clear? */ void clear_ctrlc (void); /* clear the Control-C condition */ int disable_ctrlc (int); /* 1 to disable, 0 to enable Control-C detect */ /* * STDIO based functions (can always be used) */ /* serial stuff */ void serial_printf (const char *fmt, ...); /* stdin */ int getc(void); int tstc(void); /* stdout */ void putc(const char c); void puts(const char *s); void printf(const char *fmt, ...); /* stderr */ #define eputc(c) fputc(stderr, c) #define eputs(s) fputs(stderr, s) #define eprintf(fmt,args...) fprintf(stderr,fmt ,##args) /* * FILE based functions (can only be used AFTER relocation!) */ #define stdin 0 #define stdout 1 #define stderr 2 #define MAX_FILES 3 void fprintf(int file, const char *fmt, ...); void fputs(int file, const char *s); void fputc(int file, const char c); int ftstc(int file); int fgetc(int file); int pcmcia_init (void); #ifdef CONFIG_SHOW_BOOT_PROGRESS void show_boot_progress (int status); #endif #endif /* __COMMON_H_ */