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Gheorghe Guran <roatlasro@yahoo.com> redone at91sam7 driver. Old driver source file renamed. The old driver is still invoked by default and the new driver is invoked by using at91sam7_new

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git-svn-id: svn://svn.berlios.de/openocd/trunk@1007 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
oharboe
2008-09-26 17:55:28 +00:00
parent fb7189761d
commit e5408ce0b6
7 changed files with 2204 additions and 867 deletions
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130
src/flash/at91sam7.h
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@@ -2,6 +2,8 @@
* Copyright (C) 2006 by Magnus Lundin *
* lundin@mlu.mine.nu *
* *
* Copyright (C) 2006 by Gheorghe Guran (atlas) *
* *
* 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 *
@@ -17,82 +19,102 @@
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifndef AT91SAM7_H
#define AT91SAM7_H
#include "flash.h"
#include "target.h"
typedef struct at91sam7_flash_bank_s
{
u32 working_area;
u32 working_area_size;
/* chip id register */
u32 cidr;
u16 cidr_ext;
u16 cidr_nvptyp;
u16 cidr_arch;
u16 cidr_sramsiz;
u16 cidr_nvpsiz;
u16 cidr_nvpsiz2;
u16 cidr_eproc;
u16 cidr_version;
char *target_name;
/* chip id register */
u32 cidr;
u16 cidr_ext;
u16 cidr_nvptyp;
u16 cidr_arch;
u16 cidr_sramsiz;
u16 cidr_nvpsiz;
u16 cidr_nvpsiz2;
u16 cidr_eproc;
u16 cidr_version;
char * target_name;
/* flash auto-detection */
u8 flash_autodetection;
/* flash geometry */
u16 num_pages;
u16 pagesize;
u16 pages_in_lockregion;
u8 num_erase_regions;
u8 num_planes;
u32 *erase_region_info;
/* flash geometry */
u16 pages_per_sector;
u16 pagesize;
u16 pages_in_lockregion;
/* nv memory bits */
u16 num_lockbits;
u16 lockbits[4];
u16 num_nvmbits;
u16 nvmbits;
u8 securitybit;
u8 flashmode[4]; /* 0: not init, 1: fmcn for nvbits (1uS), 2: fmcn for flash (1.5uS) */
/* nv memory bits */
u16 num_lockbits_on;
u16 lockbits;
u16 num_nvmbits;
u16 num_nvmbits_on;
u16 nvmbits;
u8 securitybit;
/* main clock status */
u8 mck_valid;
u32 mck_freq;
/* 0: not init
1: fmcn for nvbits (1uS)
2: fmcn for flash (1.5uS) */
u8 flashmode;
/* main clock status */
u8 mck_valid;
u32 mck_freq;
/* external clock frequency */
u32 ext_freq;
} at91sam7_flash_bank_t;
/* AT91SAM7 control registers */
#define DBGU_CIDR 0xFFFFF240
#define CKGR_MCFR 0xFFFFFC24
#define CKGR_MCFR_MAINRDY 0x10000
#define CKGR_PLLR 0xFFFFFC2c
#define CKGR_PLLR_DIV 0xff
#define CKGR_PLLR_MUL 0x07ff0000
#define PMC_MCKR 0xFFFFFC30
#define PMC_MCKR_CSS 0x03
#define PMC_MCKR_PRES 0x1c
#define DBGU_CIDR 0xFFFFF240
#define CKGR_MCFR 0xFFFFFC24
#define CKGR_MOR 0xFFFFFC20
#define CKGR_MCFR_MAINRDY 0x10000
#define CKGR_PLLR 0xFFFFFC2c
#define CKGR_PLLR_DIV 0xff
#define CKGR_PLLR_MUL 0x07ff0000
#define PMC_MCKR 0xFFFFFC30
#define PMC_MCKR_CSS 0x03
#define PMC_MCKR_PRES 0x1c
/* Flash Controller Commands */
#define WP 0x01
#define SLB 0x02
#define WPL 0x03
#define CLB 0x04
#define EA 0x08
#define SGPB 0x0B
#define CGPB 0x0D
#define SSB 0x0F
#define WP 0x01
#define SLB 0x02
#define WPL 0x03
#define CLB 0x04
#define EA 0x08
#define SGPB 0x0B
#define CGPB 0x0D
#define SSB 0x0F
/* MC_FSR bit definitions */
#define MC_FSR_FRDY 1
#define MC_FSR_EOL 2
#define MC_FSR_FRDY 1
#define MC_FSR_EOL 2
/* AT91SAM7 constants */
#define RC_FREQ 32000
#define RC_FREQ 32000
/* FLASH_TIMING_MODES */
#define FMR_TIMING_NONE 0
#define FMR_TIMING_NVBITS 1
#define FMR_TIMING_FLASH 2
/* Flash timing modes */
#define FMR_TIMING_NONE 0
#define FMR_TIMING_NVBITS 1
#define FMR_TIMING_FLASH 2
/* Flash size constants */
#define FLASH_SIZE_8KB 1
#define FLASH_SIZE_16KB 2
#define FLASH_SIZE_32KB 3
#define FLASH_SIZE_64KB 5
#define FLASH_SIZE_128KB 7
#define FLASH_SIZE_256KB 9
#define FLASH_SIZE_512KB 10
#define FLASH_SIZE_1024KB 12
#define FLASH_SIZE_2048KB 14
#endif /* AT91SAM7_H */