diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-nios/io.h | 101 | ||||
| -rw-r--r-- | include/configs/DK1C20.h | 28 |
2 files changed, 126 insertions, 3 deletions
diff --git a/include/asm-nios/io.h b/include/asm-nios/io.h index 3cdb7039ff8..07499d966d5 100644 --- a/include/asm-nios/io.h +++ b/include/asm-nios/io.h @@ -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_ */ diff --git a/include/configs/DK1C20.h b/include/configs/DK1C20.h index b758e94e793..14a09b6dd22 100644 --- a/include/configs/DK1C20.h +++ b/include/configs/DK1C20.h @@ -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 | \ @@ -482,6 +483,29 @@ #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 *----------------------------------------------------------------------*/ #if (CONFIG_COMMANDS & CFG_CMD_KGDB) |