454 lines
12 KiB
C
454 lines
12 KiB
C
/*
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* (C) Copyright 2000-2002
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef __COMMON_H_
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#define __COMMON_H_ 1
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#undef _LINUX_CONFIG_H
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#define _LINUX_CONFIG_H 1 /* avoid reading Linux autoconf.h file */
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typedef unsigned char uchar;
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typedef volatile unsigned long vu_long;
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typedef volatile unsigned short vu_short;
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typedef volatile unsigned char vu_char;
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#include <config.h>
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#include <linux/bitops.h>
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#include <linux/types.h>
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#include <linux/string.h>
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#include <asm/ptrace.h>
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#include <stdarg.h>
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#if defined(CONFIG_PCI) && defined(CONFIG_440)
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#include <pci.h>
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#endif
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#ifdef CONFIG_8xx
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#include <asm/8xx_immap.h>
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#elif defined(CONFIG_5xx)
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#include <asm/5xx_immap.h>
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#elif defined(CONFIG_8260)
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#include <asm/immap_8260.h>
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#endif
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#ifdef CONFIG_4xx
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#include <ppc4xx.h>
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#endif
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#ifdef CONFIG_HYMOD
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#include <asm/hymod.h>
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#endif
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#ifdef CONFIG_ARM
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#define asmlinkage /* nothing */
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#endif
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#include <part.h>
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#include <flash.h>
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#include <image.h>
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#ifdef DEBUG
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#define debug(fmt,args...) printf (fmt ,##args)
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#else
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#define debug(fmt,args...)
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#endif /* DEBUG */
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typedef void (interrupt_handler_t)(void *);
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#include <asm/u-boot.h> /* boot information for Linux kernel */
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#include <asm/global_data.h> /* global data used for startup functions */
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/* enable common handling for all TQM8xxL boards */
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#if defined(CONFIG_TQM823L) || defined(CONFIG_TQM850L) || \
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defined(CONFIG_TQM855L) || defined(CONFIG_TQM860L) || \
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defined(CONFIG_TQM862L)
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# ifndef CONFIG_TQM8xxL
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# define CONFIG_TQM8xxL
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# endif
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#endif
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/*
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* General Purpose Utilities
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*/
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#define min(X, Y) \
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({ typeof (X) __x = (X), __y = (Y); \
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(__x < __y) ? __x : __y; })
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#define max(X, Y) \
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({ typeof (X) __x = (X), __y = (Y); \
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(__x > __y) ? __x : __y; })
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/*
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* Function Prototypes
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*/
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#if CONFIG_SERIAL_SOFTWARE_FIFO
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void serial_buffered_init (void);
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void serial_buffered_putc (const char);
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void serial_buffered_puts (const char *);
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int serial_buffered_getc (void);
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int serial_buffered_tstc (void);
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#endif /* CONFIG_SERIAL_SOFTWARE_FIFO */
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void hang (void) __attribute__ ((noreturn));
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/* */
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long int initdram (int);
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int display_options (void);
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void print_size (ulong, const char *);
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/* common/main.c */
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void main_loop (void);
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int run_command (const char *cmd, int flag);
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int readline (const char *const prompt);
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void reset_cmd_timeout(void);
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/* common/board.c */
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void board_init_f (ulong);
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void board_init_r (gd_t *, ulong);
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int checkboard (void);
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int checkflash (void);
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int checkdram (void);
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char * strmhz(char *buf, long hz);
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int last_stage_init(void);
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extern ulong monitor_flash_len;
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/* common/flash.c */
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void flash_perror (int);
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/* common/cmd_bootm.c */
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void print_image_hdr (image_header_t *hdr);
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extern ulong load_addr; /* Default Load Address */
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/* common/cmd_nvedit.c */
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int env_init (void);
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void env_relocate (void);
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char *getenv (uchar *);
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int getenv_r (uchar *name, uchar *buf, unsigned len);
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int saveenv (void);
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#ifdef CONFIG_PPC /* ARM version to be fixed! */
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void inline setenv (char *, char *);
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#else
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void setenv (char *, char *);
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#endif /* CONFIG_PPC */
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#ifdef CONFIG_ARM
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# include <asm/u-boot-arm.h> /* ARM version to be fixed! */
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#endif /* CONFIG_ARM */
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#ifdef CONFIG_I386 /* x86 version to be fixed! */
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# include <asm/u-boot-i386.h>
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#endif /* CONFIG_I386 */
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void pci_init (void);
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void pci_init_board(void);
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void pciinfo (int, int);
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#if defined(CONFIG_PCI) && defined(CONFIG_440)
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# if defined(CFG_PCI_PRE_INIT)
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int pci_pre_init (struct pci_controller * );
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# endif
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# if defined(CFG_PCI_TARGET_INIT)
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void pci_target_init (struct pci_controller *);
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# endif
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# if defined(CFG_PCI_MASTER_INIT)
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void pci_master_init (struct pci_controller *);
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# endif
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int is_pci_host (struct pci_controller *);
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#endif
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int misc_init_f (void);
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int misc_init_r (void);
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/* $(BOARD)/$(BOARD).c */
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void reset_phy (void);
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void fdc_hw_init (void);
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/* $(BOARD)/eeprom.c */
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void eeprom_init (void);
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int eeprom_read (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt);
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int eeprom_write (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt);
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#ifdef CONFIG_LWMON
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extern uchar pic_read (uchar reg);
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extern void pic_write (uchar reg, uchar val);
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#endif
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/*
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* Set this up regardless of board
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* type, to prevent errors.
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*/
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#if defined(CONFIG_SPI) || !defined(CFG_I2C_EEPROM_ADDR)
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# define CFG_DEF_EEPROM_ADDR 0
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#else
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# define CFG_DEF_EEPROM_ADDR CFG_I2C_EEPROM_ADDR
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#endif /* CONFIG_SPI || !defined(CFG_I2C_EEPROM_ADDR) */
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#if defined(CONFIG_PCU_E) || defined(CONFIG_CCM) || defined(CONFIG_ATC)
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extern void spi_init_f (void);
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extern void spi_init_r (void);
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extern ssize_t spi_read (uchar *, int, uchar *, int);
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extern ssize_t spi_write (uchar *, int, uchar *, int);
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#endif
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#ifdef CONFIG_RPXCLASSIC
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void rpxclassic_init (void);
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#endif
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#ifdef CONFIG_MBX
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/* $(BOARD)/mbx8xx.c */
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void mbx_init (void);
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void board_serial_init (void);
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void board_ether_init (void);
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#endif
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#if defined(CONFIG_RPXCLASSIC) || defined(CONFIG_MBX) || defined(CONFIG_IAD210)
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void board_get_enetaddr (uchar *addr);
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#endif
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#ifdef CONFIG_HERMES
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/* $(BOARD)/hermes.c */
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void hermes_start_lxt980 (int speed);
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#endif
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#ifdef CONFIG_EVB64260
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void evb64260_init(void);
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void debug_led(int, int);
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void display_mem_map(void);
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void perform_soft_reset(void);
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#endif
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void load_sernum_ethaddr (void);
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/* $(BOARD)/$(BOARD).c */
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int board_pre_init (void);
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int board_postclk_init (void); /* after clocks/timebase, before env/serial */
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void board_poweroff (void);
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#if defined(CFG_DRAM_TEST)
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int testdram(void);
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#endif /* CFG_DRAM_TEST */
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/* $(CPU)/start.S */
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#if defined(CONFIG_5xx) || \
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defined(CONFIG_8xx)
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uint get_immr (uint);
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#endif
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uint get_pvr (void);
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uint rd_ic_cst (void);
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void wr_ic_cst (uint);
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void wr_ic_adr (uint);
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uint rd_dc_cst (void);
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void wr_dc_cst (uint);
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void wr_dc_adr (uint);
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int icache_status (void);
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void icache_enable (void);
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void icache_disable(void);
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int dcache_status (void);
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void dcache_enable (void);
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void dcache_disable(void);
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void relocate_code (ulong, gd_t *, ulong);
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ulong get_endaddr (void);
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void trap_init (ulong);
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#if defined (CONFIG_4xx) || \
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defined (CONFIG_74xx_7xx) || \
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defined (CONFIG_74x) || \
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defined (CONFIG_75x) || \
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defined (CONFIG_74xx)
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unsigned char in8(unsigned int);
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void out8(unsigned int, unsigned char);
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unsigned short in16(unsigned int);
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unsigned short in16r(unsigned int);
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void out16(unsigned int, unsigned short value);
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void out16r(unsigned int, unsigned short value);
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unsigned long in32(unsigned int);
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unsigned long in32r(unsigned int);
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void out32(unsigned int, unsigned long value);
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void out32r(unsigned int, unsigned long value);
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void ppcDcbf(unsigned long value);
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void ppcDcbi(unsigned long value);
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void ppcSync(void);
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#endif
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/* $(CPU)/cpu.c */
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int checkcpu (void);
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int checkicache (void);
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int checkdcache (void);
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void upmconfig (unsigned int, unsigned int *, unsigned int);
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ulong get_tbclk (void);
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/* $(CPU)/serial.c */
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int serial_init (void);
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void serial_setbrg (void);
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void serial_putc (const char);
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void serial_puts (const char *);
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void serial_addr (unsigned int);
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int serial_getc (void);
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int serial_tstc (void);
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/* $(CPU)/speed.c */
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int get_clocks (void);
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#if defined(CONFIG_8260)
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int prt_8260_clks (void);
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#endif
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#ifdef CONFIG_4xx
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ulong get_OPB_freq (void);
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ulong get_PCI_freq (void);
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#endif
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#if defined(CONFIG_S3C2400) || defined(CONFIG_S3C2410)
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ulong get_FCLK (void);
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ulong get_HCLK (void);
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ulong get_PCLK (void);
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ulong get_UCLK (void);
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#endif
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ulong get_bus_freq (ulong);
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#if defined(CONFIG_4xx) || defined(CONFIG_IOP480)
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# if defined(CONFIG_440)
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typedef PPC440_SYS_INFO sys_info_t;
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# else
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typedef PPC405_SYS_INFO sys_info_t;
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# endif
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void get_sys_info ( sys_info_t * );
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#endif
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/* $(CPU)/cpu_init.c */
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#if defined(CONFIG_8xx) || defined(CONFIG_8260)
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void cpu_init_f (volatile immap_t *immr);
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#endif
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#ifdef CONFIG_4xx
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void cpu_init_f (void);
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#endif
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int cpu_init_r (void);
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#if defined(CONFIG_8260)
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int prt_8260_rsr (void);
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#endif
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/* $(CPU)/interrupts.c */
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int interrupt_init (void);
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void timer_interrupt (struct pt_regs *);
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void external_interrupt (struct pt_regs *);
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void irq_install_handler(int, interrupt_handler_t *, void *);
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void irq_free_handler (int);
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void reset_timer (void);
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ulong get_timer (ulong base);
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void set_timer (ulong t);
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void enable_interrupts (void);
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int disable_interrupts (void);
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/* $(CPU)/.../commproc.c */
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int dpram_init (void);
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uint dpram_base(void);
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uint dpram_base_align(uint align);
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uint dpram_alloc(uint size);
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uint dpram_alloc_align(uint size,uint align);
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void post_word_store (ulong);
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ulong post_word_load (void);
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/* $(CPU)/.../<eth> */
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void mii_init (void);
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/* $(CPU)/.../lcd.c */
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ulong lcd_setmem (ulong);
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/* $(CPU)/.../vfd.c */
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ulong vfd_setmem (ulong);
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/* $(CPU)/.../video.c */
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ulong video_setmem (ulong);
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/* ppc/cache.c */
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void flush_cache (unsigned long, unsigned long);
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/* ppc/ticks.S */
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unsigned long long get_ticks(void);
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void wait_ticks (unsigned long);
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/* ppc/time.c */
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void udelay (unsigned long);
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ulong usec2ticks (unsigned long usec);
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ulong ticks2usec (unsigned long ticks);
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int init_timebase (void);
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/* ppc/vsprintf.c */
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ulong simple_strtoul(const char *cp,char **endp,unsigned int base);
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long simple_strtol(const char *cp,char **endp,unsigned int base);
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void panic(const char *fmt, ...);
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int sprintf(char * buf, const char *fmt, ...);
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int vsprintf(char *buf, const char *fmt, va_list args);
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/* ppc/crc32.c */
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ulong crc32 (ulong, const unsigned char *, uint);
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ulong crc32_no_comp (ulong, const unsigned char *, uint);
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/* common/console.c */
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extern void **syscall_tbl;
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int console_init_f(void); /* Before relocation; uses the serial stuff */
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int console_init_r(void); /* After relocation; uses the console stuff */
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int console_assign (int file, char *devname); /* Assign the console */
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int ctrlc (void);
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int had_ctrlc (void); /* have we had a Control-C since last clear? */
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void clear_ctrlc (void); /* clear the Control-C condition */
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int disable_ctrlc (int); /* 1 to disable, 0 to enable Control-C detect */
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/*
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* STDIO based functions (can always be used)
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*/
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/* serial stuff */
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void serial_printf (const char *fmt, ...);
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/* stdin */
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int getc(void);
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int tstc(void);
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/* stdout */
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void putc(const char c);
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void puts(const char *s);
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void printf(const char *fmt, ...);
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/* stderr */
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#define eputc(c) fputc(stderr, c)
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#define eputs(s) fputs(stderr, s)
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#define eprintf(fmt,args...) fprintf(stderr,fmt ,##args)
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/*
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* FILE based functions (can only be used AFTER relocation!)
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*/
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#define stdin 0
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#define stdout 1
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#define stderr 2
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#define MAX_FILES 3
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void fprintf(int file, const char *fmt, ...);
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void fputs(int file, const char *s);
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void fputc(int file, const char c);
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int ftstc(int file);
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int fgetc(int file);
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int pcmcia_init (void);
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#ifdef CONFIG_SHOW_BOOT_PROGRESS
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void show_boot_progress (int status);
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#endif
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#endif /* __COMMON_H_ */
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