X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=include%2Fdataflash.h;h=142b55546f3efc21c8cc4235c6e1d2a95eb05616;hb=160bfd37622c47791d65fcfabddd401004d88d37;hp=650454e7ee594ef7f30565178e3a013b09d3583e;hpb=d4ca31c40e8888b36635967522ec7ea03fd7e70b;p=karo-tx-uboot.git diff --git a/include/dataflash.h b/include/dataflash.h index 650454e7ee..142b55546f 100644 --- a/include/dataflash.h +++ b/include/dataflash.h @@ -3,23 +3,7 @@ * Data Flash Atmel Description File * Author : Hamid Ikdoumi (Atmel) * - * 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 + * SPDX-License-Identifier: GPL-2.0+ */ /* File Name : dataflash.h */ @@ -34,17 +18,46 @@ #define _DataFlash_h -#include #include "config.h" /*number of protected area*/ -#define NB_DATAFLASH_AREA 4 +#define NB_DATAFLASH_AREA 5 + +#ifdef CONFIG_SYS_NO_FLASH + +/*----------------------------------------------------------------------- + * return codes from flash_write(): + */ +# define ERR_OK 0 +# define ERR_TIMOUT 1 +# define ERR_NOT_ERASED 2 +# define ERR_PROTECTED 4 +# define ERR_INVAL 8 +# define ERR_ALIGN 16 +# define ERR_UNKNOWN_FLASH_VENDOR 32 +# define ERR_UNKNOWN_FLASH_TYPE 64 +# define ERR_PROG_ERROR 128 + +/*----------------------------------------------------------------------- + * Protection Flags for flash_protect(): + */ +# define FLAG_PROTECT_SET 0x01 +# define FLAG_PROTECT_CLEAR 0x02 +# define FLAG_PROTECT_INVALID 0x03 + +/*----------------------------------------------------------------------- + * Set Environment according to label: + */ +# define FLAG_SETENV 0x80 +#endif /* CONFIG_SYS_NO_FLASH */ /*define the area structure*/ typedef struct { unsigned long start; unsigned long end; unsigned char protected; + unsigned char setenv; + unsigned char label[20]; } dataflash_protect_t; typedef unsigned int AT91S_DataFlashStatus; @@ -96,16 +109,22 @@ typedef struct _AT91S_DATAFLASH_INFO { AT91S_DataflashDesc Desc; AT91S_DataflashFeatures Device; /* Pointer on a dataflash features array */ unsigned long logical_address; + unsigned long end_address; unsigned int id; /* device id */ } AT91S_DATAFLASH_INFO, *AT91PS_DATAFLASH_INFO; - +struct dataflash_addr { + unsigned long addr; + int cs; +}; /*-------------------------------------------------------------------------------------------------*/ - #define AT45DB161 0x2c +#define AT45DB021 0x14 +#define AT45DB081 0x24 #define AT45DB321 0x34 #define AT45DB642 0x3c #define AT45DB128 0x10 +#define PAGES_PER_BLOCK 8 #define AT91C_DATAFLASH_TIMEOUT 10000 /* For AT91F_DataFlashWaitReady */ @@ -168,11 +187,19 @@ typedef struct _AT91S_DATAFLASH_INFO { extern int size_dataflash (AT91PS_DataFlash pdataFlash, unsigned long addr, unsigned long size); extern int prot_dataflash (AT91PS_DataFlash pdataFlash, unsigned long addr); +extern int addr2ram(ulong addr); extern int dataflash_real_protect (int flag, unsigned long start_addr, unsigned long end_addr); extern int addr_dataflash (unsigned long addr); extern int read_dataflash (unsigned long addr, unsigned long size, char *result); -extern int write_dataflash (unsigned long addr, unsigned long dest, unsigned long size); +extern int write_dataflash(unsigned long addr_dest, unsigned long addr_src, + unsigned long size); +extern int AT91F_DataflashInit(void); + extern void dataflash_print_info (void); extern void dataflash_perror (int err); +extern void AT91F_DataflashSetEnv (void); +extern struct dataflash_addr cs[CONFIG_SYS_MAX_DATAFLASH_BANKS]; +extern dataflash_protect_t area_list[NB_DATAFLASH_AREA]; +extern AT91S_DATAFLASH_INFO dataflash_info[]; #endif