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Add support for Altera NIOS DK1C20 board 

Patch by Shlomo Kut, 13 Dec 2004
utp
Wolfgang Denk 2005-08-06 01:56:59 +02:00
parent f901a83b70
commit d06a5f7ebf
5 changed files with 161 additions and 3 deletions
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3
CHANGELOG
View File

@ -2,6 +2,9 @@
Changes for U-Boot 1.1.3:
======================================================================
* Add support for Altera NIOS DK1C20 board
Patch by Shlomo Kut, 13 Dec 2004
* Add support for ep8248 board
Patch by Yuli Barcohen, 12 Dec 2004

29
board/altera/dk1c20/dk1c20.c
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@ -2,6 +2,9 @@
* (C) Copyright 2003, Psyent Corporation <www.psyent.com>
* Scott McNutt <smcnutt@psyent.com>
*
* CompactFlash/IDE:
* (C) Copyright 2004, Shlomo Kut <skut@vyyo.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
@ -22,6 +25,7 @@
*/
#include <common.h>
#include <nios-io.h>
#if defined(CONFIG_SEVENSEG)
#include "../common/sevenseg.h"
#endif
@ -50,3 +54,28 @@ long int initdram (int board_type)
{
return (0);
}
#if (CONFIG_COMMANDS & CFG_CMD_IDE)
int ide_preinit (void)
{
nios_pio_t *present = (nios_pio_t *) CFG_CF_PRESENT;
nios_pio_t *power = (nios_pio_t *) CFG_CF_POWER;
nios_pio_t *atasel = (nios_pio_t *) CFG_CF_ATASEL;
/* setup data direction registers */
present->direction = NIOS_PIO_IN;
power->direction = NIOS_PIO_OUT;
atasel->direction = NIOS_PIO_OUT;
/* Check for presence of card */
if (present->data)
return 1;
printf ("Ok\n");
/* Finish setup */
power->data = 1; /* Turn on power FET */
atasel->data = 0; /* Put in ATA mode */
return 0;
}
#endif /* CONFIG_COMMANDS & CFG_CMD_IDE */

3
fs/fat/fat.c
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@ -722,6 +722,9 @@ long
do_fat_read (const char *filename, void *buffer, unsigned long maxsize,
int dols)
{
#if CONFIG_NIOS /* NIOS CPU cannot access big automatic arrays */
static
#endif
char fnamecopy[2048];
boot_sector bs;
volume_info volinfo;

101
include/asm-nios/io.h
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@ -1 +1,100 @@
/*FIXME: Implement this! */
/*
* (C) Copyright 2003, Psyent Corporation <www.psyent.com>
* Scott McNutt <smcnutt@psyent.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
*/
#ifndef __ASM_NIOS_IO_H_
#define __ASM_NIOS_IO_H_
#define readb(addr)\
({unsigned char val;\
asm volatile( " pfxio 0 \n"\
" ld %0, [%1] \n"\
" ext8d %0, %1 \n"\
:"=r"(val) : "r" (addr)); val;})
#define readw(addr)\
({unsigned short val;\
asm volatile( " pfxio 0 \n"\
" ld %0, [%1] \n"\
" ext16d %0, %1 \n"\
:"=r"(val) : "r" (addr)); val;})
#define readl(addr)\
({unsigned long val;\
asm volatile( " pfxio 0 \n"\
" ld %0, [%1] \n"\
:"=r"(val) : "r" (addr)); val;})
#define writeb(addr,val)\
asm volatile ( " fill8 %%r0, %1 \n"\
" st8d [%0], %%r0 \n"\
: : "r" (addr), "r" (val) : "r0")
#define writew(addr,val)\
asm volatile ( " fill16 %%r0, %1 \n"\
" st16d [%0], %%r0 \n"\
: : "r" (addr), "r" (val) : "r0")
#define writel(addr,val)\
asm volatile ( " st [%0], %1 \n"\
: : "r" (addr), "r" (val))
#define inb(addr) readb(addr)
#define inw(addr) readw(addr)
#define inl(addr) readl(addr)
#define outb(val,addr) writeb(addr,val)
#define outw(val,addr) writew(addr,val)
#define outl(val,addr) writel(addr,val)
static inline void insb (unsigned long port, void *dst, unsigned long count)
{
unsigned char *p = dst;
while (count--) *p++ = inb (port);
}
static inline void insw (unsigned long port, void *dst, unsigned long count)
{
unsigned short *p = dst;
while (count--) *p++ = inw (port);
}
static inline void insl (unsigned long port, void *dst, unsigned long count)
{
unsigned long *p = dst;
while (count--) *p++ = inl (port);
}
static inline void outsb (unsigned long port, const void *src, unsigned long count)
{
const unsigned char *p = src;
while (count--) outb (*p++, port);
}
static inline void outsw (unsigned long port, const void *src, unsigned long count)
{
const unsigned short *p = src;
while (count--) outw (*p++, port);
}
static inline void outsl (unsigned long port, const void *src, unsigned long count)
{
const unsigned long *p = src;
while (count--) outl (*p++, port);
}
#endif /* __ASM_NIOS_IO_H_ */

28
include/configs/DK1C20.h
View File

@ -3,6 +3,9 @@
* Scott McNutt <smcnutt@psyent.com>
* Stephan Linz <linz@li-pro.net>
*
* CompactFlash/IDE:
* (C) Copyright 2004, Shlomo Kut <skut@vyyo.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
@ -457,11 +460,9 @@
CFG_CMD_DTT | \
CFG_CMD_EEPROM | \
CFG_CMD_ELF | \
CFG_CMD_FAT | \
CFG_CMD_FDC | \
CFG_CMD_FDOS | \
CFG_CMD_HWFLOW | \
CFG_CMD_IDE | \
CFG_CMD_I2C | \
CFG_CMD_JFFS2 | \
CFG_CMD_KGDB | \
@ -481,6 +482,29 @@
#include <cmd_confdefs.h>
/*------------------------------------------------------------------------
* COMPACT FLASH
*----------------------------------------------------------------------*/
#if (CONFIG_COMMANDS & CFG_CMD_IDE)
#define CONFIG_IDE_PREINIT /* Implement id_preinit */
#define CFG_IDE_MAXBUS 1 /* 1 IDE bus */
#define CFG_IDE_MAXDEVICE 1 /* 1 drive per IDE bus */
#define CFG_ATA_BASE_ADDR 0x00920a00 /* IDE/ATA base addr */
#define CFG_ATA_IDE0_OFFSET 0x0000 /* IDE0 offset */
#define CFG_ATA_DATA_OFFSET 0x0040 /* Data IO offset */
#define CFG_ATA_REG_OFFSET 0x0040 /* Register offset */
#define CFG_ATA_ALT_OFFSET 0x0100 /* Alternate reg offset */
#define CFG_ATA_STRIDE 4 /* Width betwix addrs */
#define CONFIG_DOS_PARTITION
/* Board-specific cf regs */
#define CFG_CF_PRESENT 0x009209b0 /* CF Present PIO base */
#define CFG_CF_POWER 0x009209c0 /* CF Power FET PIO base*/
#define CFG_CF_ATASEL 0x009209d0 /* CF ATASEL PIO base */
#endif /* CONFIG_COMMANDS & CFG_CMD_IDE */
/*------------------------------------------------------------------------
* KGDB
*----------------------------------------------------------------------*/