From 153d511e36917ee67d52d36d5d5e9ca41406610a Mon Sep 17 00:00:00 2001 From: wdenk Date: Fri, 30 Aug 2002 11:07:04 +0000 Subject: [PATCH] Initial revision --- board/esd/ar405/ar405.c | 187 ++++++++++++++++++++++ board/esd/canbt/canbt.c | 199 +++++++++++++++++++++++ board/esd/du405/du405.c | 200 +++++++++++++++++++++++ lib_generic/vsprintf.c | 341 ++++++++++++++++++++++++++++++++++++++++ 4 files changed, 927 insertions(+) create mode 100644 board/esd/ar405/ar405.c create mode 100644 board/esd/canbt/canbt.c create mode 100644 board/esd/du405/du405.c create mode 100644 lib_generic/vsprintf.c diff --git a/board/esd/ar405/ar405.c b/board/esd/ar405/ar405.c new file mode 100644 index 0000000000..f23b822665 --- /dev/null +++ b/board/esd/ar405/ar405.c @@ -0,0 +1,187 @@ +/* + * (C) Copyright 2001 + * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com + * + * 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 + */ + +#include +#include "ar405.h" +#include +#include +#include + + +/* ------------------------------------------------------------------------- */ + +#if 0 +#define FPGA_DEBUG +#endif + +/* fpga configuration data - generated by bin2cc */ +const unsigned char fpgadata[] = { +#include "fpgadata.c" +}; + +/* + * include common fpga code (for esd boards) + */ +#include "../common/fpga.c" + + +int board_pre_init (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + int index, len, i; + int status; + +#ifdef FPGA_DEBUG + /* set up serial port with default baudrate */ + (void) get_clocks (); + gd->baudrate = CONFIG_BAUDRATE; + serial_init (); + console_init_f (); +#endif + + /* + * Boot onboard FPGA + */ + status = fpga_boot ((unsigned char *) fpgadata, sizeof (fpgadata)); + if (status != 0) { + /* booting FPGA failed */ +#ifndef FPGA_DEBUG + /* set up serial port with default baudrate */ + (void) get_clocks (); + gd->baudrate = CONFIG_BAUDRATE; + serial_init (); + console_init_f (); +#endif + printf ("\nFPGA: Booting failed "); + switch (status) { + case ERROR_FPGA_PRG_INIT_LOW: + printf ("(Timeout: INIT not low after asserting PROGRAM*)\n "); + break; + case ERROR_FPGA_PRG_INIT_HIGH: + printf ("(Timeout: INIT not high after deasserting PROGRAM*)\n "); + break; + case ERROR_FPGA_PRG_DONE: + printf ("(Timeout: DONE not high after programming FPGA)\n "); + break; + } + + /* display infos on fpgaimage */ + index = 15; + for (i = 0; i < 4; i++) { + len = fpgadata[index]; + printf ("FPGA: %s\n", &(fpgadata[index + 1])); + index += len + 3; + } + putc ('\n'); + /* delayed reboot */ + for (i = 20; i > 0; i--) { + printf ("Rebooting in %2d seconds \r", i); + for (index = 0; index < 1000; index++) + udelay (1000); + } + putc ('\n'); + do_reset (NULL, 0, 0, NULL); + } + + /* + * IRQ 0-15 405GP internally generated; active high; level sensitive + * IRQ 16 405GP internally generated; active low; level sensitive + * IRQ 17-24 RESERVED + * IRQ 25 (EXT IRQ 0) CAN0; active low; level sensitive + * IRQ 26 (EXT IRQ 1) CAN1; active low; level sensitive + * IRQ 27 (EXT IRQ 2) PCI SLOT 0; active low; level sensitive + * IRQ 28 (EXT IRQ 3) PCI SLOT 1; active low; level sensitive + * IRQ 29 (EXT IRQ 4) PCI SLOT 2; active low; level sensitive + * IRQ 30 (EXT IRQ 5) PCI SLOT 3; active low; level sensitive + * IRQ 31 (EXT IRQ 6) COMPACT FLASH; active high; level sensitive + */ + mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */ + mtdcr (uicer, 0x00000000); /* disable all ints */ + mtdcr (uiccr, 0x00000000); /* set all to be non-critical */ + mtdcr (uicpr, 0xFFFFFF81); /* set int polarities */ + mtdcr (uictr, 0x10000000); /* set int trigger levels */ + mtdcr (uicvcr, 0x00000001); /* set vect base=0,INT0 highest priority */ + mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */ + + *(ushort *) 0xf03000ec = 0x0fff; /* enable all interrupts in fpga */ + + return 0; +} + + +/* ------------------------------------------------------------------------- */ + +/* + * Check Board Identity: + */ + +int checkboard (void) +{ + int index; + int len; + unsigned char str[64]; + int i = getenv_r ("serial#", str, sizeof (str)); + + puts ("Board: "); + + if (!i || strncmp (str, "AR405", 5)) { + puts ("### No HW ID - assuming AR405\n"); + return (0); + } + + puts (str); + + puts ("\nFPGA: "); + + /* display infos on fpgaimage */ + index = 15; + for (i = 0; i < 4; i++) { + len = fpgadata[index]; + printf ("%s ", &(fpgadata[index + 1])); + index += len + 3; + } + + putc ('\n'); + + return 0; +} + +/* ------------------------------------------------------------------------- */ + +long int initdram (int board_type) +{ + return (16 * 1024 * 1024); +} + +/* ------------------------------------------------------------------------- */ + +int testdram (void) +{ + /* TODO: XXX XXX XXX */ + printf ("test: 16 MB - ok\n"); + + return (0); +} + +/* ------------------------------------------------------------------------- */ diff --git a/board/esd/canbt/canbt.c b/board/esd/canbt/canbt.c new file mode 100644 index 0000000000..bc7f0c70f0 --- /dev/null +++ b/board/esd/canbt/canbt.c @@ -0,0 +1,199 @@ +/* + * (C) Copyright 2001 + * Matthias Fuchs, esd gmbh germany, matthias.fuchs@esd-electronics.com + * + * 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 + */ + +#include +#include "canbt.h" +#include +#include +#include + +/* ------------------------------------------------------------------------- */ + +#if 0 +#define FPGA_DEBUG +#endif + +/* fpga configuration data */ +const unsigned char fpgadata[] = { +#include "fpgadata.c" +}; + +/* + * include common fpga code (for esd boards) + */ +#include "../common/fpga.c" + + +int board_pre_init (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + unsigned long cntrl0Reg; + int index, len, i; + int status; + + /* + * Setup GPIO pins + */ + cntrl0Reg = mfdcr (cntrl0) & 0xf0001fff; + cntrl0Reg |= 0x0070f000; + mtdcr (cntrl0, cntrl0Reg); + +#ifdef FPGA_DEBUG + /* set up serial port with default baudrate */ + (void) get_clocks (); + gd->baudrate = CONFIG_BAUDRATE; + serial_init (); + console_init_f (); +#endif + + /* + * Boot onboard FPGA + */ + status = fpga_boot ((unsigned char *) fpgadata, sizeof (fpgadata)); + if (status != 0) { + /* booting FPGA failed */ +#ifndef FPGA_DEBUG + /* set up serial port with default baudrate */ + (void) get_clocks (); + gd->baudrate = CONFIG_BAUDRATE; + serial_init (); + console_init_f (); +#endif + printf ("\nFPGA: Booting failed "); + switch (status) { + case ERROR_FPGA_PRG_INIT_LOW: + printf ("(Timeout: INIT not low after asserting PROGRAM*)\n "); + break; + case ERROR_FPGA_PRG_INIT_HIGH: + printf ("(Timeout: INIT not high after deasserting PROGRAM*)\n "); + break; + case ERROR_FPGA_PRG_DONE: + printf ("(Timeout: DONE not high after programming FPGA)\n "); + break; + } + + /* display infos on fpgaimage */ + index = 15; + for (i = 0; i < 4; i++) { + len = fpgadata[index]; + printf ("FPGA: %s\n", &(fpgadata[index + 1])); + index += len + 3; + } + putc ('\n'); + /* delayed reboot */ + for (i = 20; i > 0; i--) { + printf ("Rebooting in %2d seconds \r", i); + for (index = 0; index < 1000; index++) + udelay (1000); + } + putc ('\n'); + do_reset (NULL, 0, 0, NULL); + } + + /* + * Setup port pins for normal operation + */ + out32 (IBM405GP_GPIO0_ODR, 0x00000000); /* no open drain pins */ + out32 (IBM405GP_GPIO0_TCR, 0x07038100); /* setup for output */ + out32 (IBM405GP_GPIO0_OR, 0x07030100); /* set output pins to high (default) */ + + /* + * IRQ 0-15 405GP internally generated; active high; level sensitive + * IRQ 16 405GP internally generated; active low; level sensitive + * IRQ 17-24 RESERVED + * IRQ 25 (EXT IRQ 0) CAN0; active low; level sensitive + * IRQ 26 (EXT IRQ 1) CAN1; active low; level sensitive + * IRQ 27 (EXT IRQ 2) PCI SLOT 0; active low; level sensitive + * IRQ 28 (EXT IRQ 3) PCI SLOT 1; active low; level sensitive + * IRQ 29 (EXT IRQ 4) PCI SLOT 2; active low; level sensitive + * IRQ 30 (EXT IRQ 5) PCI SLOT 3; active low; level sensitive + * IRQ 31 (EXT IRQ 6) COMPACT FLASH; active high; level sensitive + */ + mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */ + mtdcr (uicer, 0x00000000); /* disable all ints */ + mtdcr (uiccr, 0x00000000); /* set all to be non-critical */ + mtdcr (uicpr, 0xFFFFFF81); /* set int polarities */ + mtdcr (uictr, 0x10000000); /* set int trigger levels */ + mtdcr (uicvcr, 0x00000001); /* set vect base=0,INT0 highest priority */ + mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */ + + return 0; +} + + +/* ------------------------------------------------------------------------- */ + +/* + * Check Board Identity: + */ + +int checkboard (void) +{ + int index; + int len; + unsigned char str[64]; + int i = getenv_r ("serial#", str, sizeof (str)); + + puts ("Board: "); + + if (!i || strncmp (str, "CANBT", 5)) { + puts ("### No HW ID - assuming CANBT\n"); + return (0); + } + + puts (str); + + puts ("\nFPGA: "); + + /* display infos on fpgaimage */ + index = 15; + for (i = 0; i < 4; i++) { + len = fpgadata[index]; + printf ("%s ", &(fpgadata[index + 1])); + index += len + 3; + } + + putc ('\n'); + + return 0; +} + +/* ------------------------------------------------------------------------- */ + +long int initdram (int board_type) +{ + return (16 * 1024 * 1024); +} + +/* ------------------------------------------------------------------------- */ + +int testdram (void) +{ + /* TODO: XXX XXX XXX */ + printf ("test: 16 MB - ok\n"); + + return (0); +} + +/* ------------------------------------------------------------------------- */ diff --git a/board/esd/du405/du405.c b/board/esd/du405/du405.c new file mode 100644 index 0000000000..184cda8236 --- /dev/null +++ b/board/esd/du405/du405.c @@ -0,0 +1,200 @@ +/* + * (C) Copyright 2000, 2001 + * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com + * + * 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 + */ + +#include +#include "du405.h" +#include +#include +#include <405gp_i2c.h> +#include +#include + +/* ------------------------------------------------------------------------- */ + +#if 0 +#define FPGA_DEBUG +#endif + +#if 0 +#define FPGA_DEBUG2 +#endif + +/* fpga configuration data - generated by bin2cc */ +const unsigned char fpgadata[] = { +#include "fpgadata.c" +}; + +/* + * include common fpga code (for esd boards) + */ +#include "../common/fpga.c" + + +int board_pre_init (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + int index, len, i; + int status; + +#ifdef FPGA_DEBUG + /* set up serial port with default baudrate */ + (void) get_clocks (); + gd->baudrate = CONFIG_BAUDRATE; + serial_init (); + console_init_f (); +#endif + + /* + * Boot onboard FPGA + */ + status = fpga_boot ((unsigned char *) fpgadata, sizeof (fpgadata)); + if (status != 0) { + /* booting FPGA failed */ +#ifndef FPGA_DEBUG + /* set up serial port with default baudrate */ + (void) get_clocks (); + gd->baudrate = CONFIG_BAUDRATE; + serial_init (); + console_init_f (); +#endif + printf ("\nFPGA: Booting failed "); + switch (status) { + case ERROR_FPGA_PRG_INIT_LOW: + printf ("(Timeout: INIT not low after asserting PROGRAM*)\n "); + break; + case ERROR_FPGA_PRG_INIT_HIGH: + printf ("(Timeout: INIT not high after deasserting PROGRAM*)\n "); + break; + case ERROR_FPGA_PRG_DONE: + printf ("(Timeout: DONE not high after programming FPGA)\n "); + break; + } + + /* display infos on fpgaimage */ + index = 15; + for (i = 0; i < 4; i++) { + len = fpgadata[index]; + printf ("FPGA: %s\n", &(fpgadata[index + 1])); + index += len + 3; + } + putc ('\n'); + /* delayed reboot */ + for (i = 20; i > 0; i--) { + printf ("Rebooting in %2d seconds \r", i); + for (index = 0; index < 1000; index++) + udelay (1000); + } + putc ('\n'); + do_reset (NULL, 0, 0, NULL); + } + + /* + * IRQ 0-15 405GP internally generated; active high; level sensitive + * IRQ 16 405GP internally generated; active low; level sensitive + * IRQ 17-24 RESERVED + * IRQ 25 (EXT IRQ 0) CAN0; active low; level sensitive + * IRQ 26 (EXT IRQ 1) DUART_A; active high; level sensitive + * IRQ 27 (EXT IRQ 2) DUART_B; active high; level sensitive + * IRQ 28 (EXT IRQ 3) unused; active low; level sensitive + * IRQ 29 (EXT IRQ 4) unused; active low; level sensitive + * IRQ 30 (EXT IRQ 5) unused; active low; level sensitive + * IRQ 31 (EXT IRQ 6) COMPACT FLASH; active high; level sensitive + */ + mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */ + mtdcr (uicer, 0x00000000); /* disable all ints */ + mtdcr (uiccr, 0x00000000); /* set all to be non-critical */ + mtdcr (uicpr, 0xFFFFFFB1); /* set int polarities */ + mtdcr (uictr, 0x10000000); /* set int trigger levels */ + mtdcr (uicvcr, 0x00000001); /* set vect base=0,INT0 highest priority */ + mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */ + + /* + * EBC Configuration Register: set ready timeout to 100 us + */ + mtebc (epcr, 0xb8400000); + + return 0; +} + + +/* ------------------------------------------------------------------------- */ + +/* + * Check Board Identity: + */ + +int checkboard (void) +{ + int index; + int len; + unsigned char str[64]; + int i = getenv_r ("serial#", str, sizeof (str)); + + puts ("Board: "); + + if (i == -1) { + puts ("### No HW ID - assuming DU405"); + } else { + puts (str); + } + + puts ("\nFPGA: "); + + /* display infos on fpgaimage */ + index = 15; + for (i = 0; i < 4; i++) { + len = fpgadata[index]; + printf ("%s ", &(fpgadata[index + 1])); + index += len + 3; + } + + putc ('\n'); + + /* + * Reset external DUART via FPGA + */ + *(volatile unsigned char *) FPGA_MODE_REG = 0xff; /* reset high active */ + *(volatile unsigned char *) FPGA_MODE_REG = 0x00; /* low again */ + + return 0; +} + +/* ------------------------------------------------------------------------- */ + +long int initdram (int board_type) +{ + return (16 * 1024 * 1024); +} + +/* ------------------------------------------------------------------------- */ + +int testdram (void) +{ + /* TODO: XXX XXX XXX */ + printf ("test: 16 MB - ok\n"); + + return (0); +} + +/* ------------------------------------------------------------------------- */ diff --git a/lib_generic/vsprintf.c b/lib_generic/vsprintf.c new file mode 100644 index 0000000000..d7a7661576 --- /dev/null +++ b/lib_generic/vsprintf.c @@ -0,0 +1,341 @@ +/* + * linux/lib/vsprintf.c + * + * Copyright (C) 1991, 1992 Linus Torvalds + */ + +/* vsprintf.c -- Lars Wirzenius & Linus Torvalds. */ +/* + * Wirzenius wrote this portably, Torvalds fucked it up :-) + */ + +#include +#include +#include +#include + +#include +#if !defined (CONFIG_PANIC_HANG) +#include +#include /* for do_reset() prototype */ +#endif + +unsigned long simple_strtoul(const char *cp,char **endp,unsigned int base) +{ + unsigned long result = 0,value; + + if (*cp == '0') { + cp++; + if ((*cp == 'x') && isxdigit(cp[1])) { + base = 16; + cp++; + } + if (!base) { + base = 8; + } + } + if (!base) { + base = 10; + } + while (isxdigit(*cp) && (value = isdigit(*cp) ? *cp-'0' : (islower(*cp) + ? toupper(*cp) : *cp)-'A'+10) < base) { + result = result*base + value; + cp++; + } + if (endp) + *endp = (char *)cp; + return result; +} + +long simple_strtol(const char *cp,char **endp,unsigned int base) +{ + if(*cp=='-') + return -simple_strtoul(cp+1,endp,base); + return simple_strtoul(cp,endp,base); +} + +/* we use this so that we can do without the ctype library */ +#define is_digit(c) ((c) >= '0' && (c) <= '9') + +static int skip_atoi(const char **s) +{ + int i=0; + + while (is_digit(**s)) + i = i*10 + *((*s)++) - '0'; + return i; +} + +#define ZEROPAD 1 /* pad with zero */ +#define SIGN 2 /* unsigned/signed long */ +#define PLUS 4 /* show plus */ +#define SPACE 8 /* space if plus */ +#define LEFT 16 /* left justified */ +#define SPECIAL 32 /* 0x */ +#define LARGE 64 /* use 'ABCDEF' instead of 'abcdef' */ + +#define do_div(n,base) ({ \ +int __res; \ +__res = ((unsigned long) n) % (unsigned) base; \ +n = ((unsigned long) n) / (unsigned) base; \ +__res; }) + +static char * number(char * str, long num, int base, int size, int precision + ,int type) +{ + char c,sign,tmp[66]; + const char *digits="0123456789abcdefghijklmnopqrstuvwxyz"; + int i; + + if (type & LARGE) + digits = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"; + if (type & LEFT) + type &= ~ZEROPAD; + if (base < 2 || base > 36) + return 0; + c = (type & ZEROPAD) ? '0' : ' '; + sign = 0; + if (type & SIGN) { + if (num < 0) { + sign = '-'; + num = -num; + size--; + } else if (type & PLUS) { + sign = '+'; + size--; + } else if (type & SPACE) { + sign = ' '; + size--; + } + } + if (type & SPECIAL) { + if (base == 16) + size -= 2; + else if (base == 8) + size--; + } + i = 0; + if (num == 0) + tmp[i++]='0'; + else while (num != 0) + tmp[i++] = digits[do_div(num,base)]; + if (i > precision) + precision = i; + size -= precision; + if (!(type&(ZEROPAD+LEFT))) + while(size-->0) + *str++ = ' '; + if (sign) + *str++ = sign; + if (type & SPECIAL) { + if (base==8) + *str++ = '0'; + else if (base==16) { + *str++ = '0'; + *str++ = digits[33]; + } + } + if (!(type & LEFT)) + while (size-- > 0) + *str++ = c; + while (i < precision--) + *str++ = '0'; + while (i-- > 0) + *str++ = tmp[i]; + while (size-- > 0) + *str++ = ' '; + return str; +} + +/* Forward decl. needed for IP address printing stuff... */ +int sprintf(char * buf, const char *fmt, ...); + +int vsprintf(char *buf, const char *fmt, va_list args) +{ + int len; + unsigned long num; + int i, base; + char * str; + const char *s; + + int flags; /* flags to number() */ + + int field_width; /* width of output field */ + int precision; /* min. # of digits for integers; max + number of chars for from string */ + int qualifier; /* 'h', 'l', or 'L' for integer fields */ + + for (str=buf ; *fmt ; ++fmt) { + if (*fmt != '%') { + *str++ = *fmt; + continue; + } + + /* process flags */ + flags = 0; + repeat: + ++fmt; /* this also skips first '%' */ + switch (*fmt) { + case '-': flags |= LEFT; goto repeat; + case '+': flags |= PLUS; goto repeat; + case ' ': flags |= SPACE; goto repeat; + case '#': flags |= SPECIAL; goto repeat; + case '0': flags |= ZEROPAD; goto repeat; + } + + /* get field width */ + field_width = -1; + if (is_digit(*fmt)) + field_width = skip_atoi(&fmt); + else if (*fmt == '*') { + ++fmt; + /* it's the next argument */ + field_width = va_arg(args, int); + if (field_width < 0) { + field_width = -field_width; + flags |= LEFT; + } + } + + /* get the precision */ + precision = -1; + if (*fmt == '.') { + ++fmt; + if (is_digit(*fmt)) + precision = skip_atoi(&fmt); + else if (*fmt == '*') { + ++fmt; + /* it's the next argument */ + precision = va_arg(args, int); + } + if (precision < 0) + precision = 0; + } + + /* get the conversion qualifier */ + qualifier = -1; + if (*fmt == 'h' || *fmt == 'l' || *fmt == 'L') { + qualifier = *fmt; + ++fmt; + } + + /* default base */ + base = 10; + + switch (*fmt) { + case 'c': + if (!(flags & LEFT)) + while (--field_width > 0) + *str++ = ' '; + *str++ = (unsigned char) va_arg(args, int); + while (--field_width > 0) + *str++ = ' '; + continue; + + case 's': + s = va_arg(args, char *); + if (!s) + s = ""; + + len = strnlen(s, precision); + + if (!(flags & LEFT)) + while (len < field_width--) + *str++ = ' '; + for (i = 0; i < len; ++i) + *str++ = *s++; + while (len < field_width--) + *str++ = ' '; + continue; + + case 'p': + if (field_width == -1) { + field_width = 2*sizeof(void *); + flags |= ZEROPAD; + } + str = number(str, + (unsigned long) va_arg(args, void *), 16, + field_width, precision, flags); + continue; + + + case 'n': + if (qualifier == 'l') { + long * ip = va_arg(args, long *); + *ip = (str - buf); + } else { + int * ip = va_arg(args, int *); + *ip = (str - buf); + } + continue; + + case '%': + *str++ = '%'; + continue; + + /* integer number formats - set up the flags and "break" */ + case 'o': + base = 8; + break; + + case 'X': + flags |= LARGE; + case 'x': + base = 16; + break; + + case 'd': + case 'i': + flags |= SIGN; + case 'u': + break; + + default: + *str++ = '%'; + if (*fmt) + *str++ = *fmt; + else + --fmt; + continue; + } + if (qualifier == 'l') + num = va_arg(args, unsigned long); + else if (qualifier == 'h') { + num = (unsigned short) va_arg(args, int); + if (flags & SIGN) + num = (short) num; + } else if (flags & SIGN) + num = va_arg(args, int); + else + num = va_arg(args, unsigned int); + str = number(str, num, base, field_width, precision, flags); + } + *str = '\0'; + return str-buf; +} + +int sprintf(char * buf, const char *fmt, ...) +{ + va_list args; + int i; + + va_start(args, fmt); + i=vsprintf(buf,fmt,args); + va_end(args); + return i; +} + +void panic(const char *fmt, ...) +{ + va_list args; + va_start(args, fmt); + printf(fmt); + putc('\n'); + va_end(args); +#if defined (CONFIG_PANIC_HANG) + hang(); +#else + udelay (100000); /* allow messages to go out */ + do_reset (NULL, 0, 0, NULL); +#endif +} -- 2.25.1