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
git-svn-id: svn://svn.berlios.de/openocd/trunk@1007 b42882b7-edfa-0310-969c-e2dbd0fdcd60__archive__
parent
fb7189761d
commit
e5408ce0b6
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@ -2,8 +2,8 @@ INCLUDES = -I$(top_srcdir)/src/helper -I$(top_srcdir)/src/jtag -I$(top_srcdir)/s
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AM_CPPFLAGS = -DPKGLIBDIR=\"$(pkglibdir)\" @CPPFLAGS@
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METASOURCES = AUTO
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noinst_LIBRARIES = libflash.a
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libflash_a_SOURCES = flash.c lpc2000.c cfi.c non_cfi.c at91sam7.c str7x.c str9x.c aduc702x.c nand.c lpc3180_nand_controller.c \
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libflash_a_SOURCES = flash.c lpc2000.c cfi.c non_cfi.c at91sam7.c at91sam7_old.c str7x.c str9x.c aduc702x.c nand.c lpc3180_nand_controller.c \
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stellaris.c str9xpec.c stm32x.c tms470.c ecos.c \
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s3c24xx_nand.c s3c2410_nand.c s3c2412_nand.c s3c2440_nand.c s3c2443_nand.c lpc288x.c ocl.c
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noinst_HEADERS = flash.h lpc2000.h cfi.h non_cfi.h at91sam7.h str7x.h str9x.h nand.h lpc3180_nand_controller.h \
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noinst_HEADERS = flash.h lpc2000.h cfi.h non_cfi.h at91sam7.h at91sam7_old.h str7x.h str9x.h nand.h lpc3180_nand_controller.h \
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stellaris.h str9xpec.h stm32x.h tms470.h s3c24xx_nand.h s3c24xx_regs_nand.h lpc288x.h
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1829
src/flash/at91sam7.c
1829
src/flash/at91sam7.c
File diff suppressed because it is too large
Load Diff
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@ -2,6 +2,8 @@
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* Copyright (C) 2006 by Magnus Lundin *
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* lundin@mlu.mine.nu *
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* *
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* Copyright (C) 2006 by Gheorghe Guran (atlas) *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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@ -17,82 +19,102 @@
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#ifndef AT91SAM7_H
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#define AT91SAM7_H
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#include "flash.h"
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#include "target.h"
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typedef struct at91sam7_flash_bank_s
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{
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u32 working_area;
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u32 working_area_size;
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/* chip id register */
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u32 cidr;
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u16 cidr_ext;
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u16 cidr_nvptyp;
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u16 cidr_arch;
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u16 cidr_sramsiz;
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u16 cidr_nvpsiz;
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u16 cidr_nvpsiz2;
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u16 cidr_eproc;
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u16 cidr_version;
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char *target_name;
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/* chip id register */
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u32 cidr;
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u16 cidr_ext;
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u16 cidr_nvptyp;
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u16 cidr_arch;
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u16 cidr_sramsiz;
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u16 cidr_nvpsiz;
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u16 cidr_nvpsiz2;
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u16 cidr_eproc;
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u16 cidr_version;
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char * target_name;
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/* flash auto-detection */
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u8 flash_autodetection;
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/* flash geometry */
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u16 num_pages;
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u16 pagesize;
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u16 pages_in_lockregion;
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u8 num_erase_regions;
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u8 num_planes;
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u32 *erase_region_info;
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/* flash geometry */
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u16 pages_per_sector;
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u16 pagesize;
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u16 pages_in_lockregion;
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/* nv memory bits */
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u16 num_lockbits;
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u16 lockbits[4];
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u16 num_nvmbits;
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u16 nvmbits;
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u8 securitybit;
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u8 flashmode[4]; /* 0: not init, 1: fmcn for nvbits (1uS), 2: fmcn for flash (1.5uS) */
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/* nv memory bits */
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u16 num_lockbits_on;
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u16 lockbits;
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u16 num_nvmbits;
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u16 num_nvmbits_on;
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u16 nvmbits;
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u8 securitybit;
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/* main clock status */
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u8 mck_valid;
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u32 mck_freq;
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/* 0: not init
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1: fmcn for nvbits (1uS)
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2: fmcn for flash (1.5uS) */
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u8 flashmode;
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/* main clock status */
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u8 mck_valid;
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u32 mck_freq;
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/* external clock frequency */
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u32 ext_freq;
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} at91sam7_flash_bank_t;
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/* AT91SAM7 control registers */
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#define DBGU_CIDR 0xFFFFF240
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#define CKGR_MCFR 0xFFFFFC24
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#define CKGR_MCFR_MAINRDY 0x10000
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#define CKGR_PLLR 0xFFFFFC2c
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#define CKGR_PLLR_DIV 0xff
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#define CKGR_PLLR_MUL 0x07ff0000
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#define PMC_MCKR 0xFFFFFC30
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#define PMC_MCKR_CSS 0x03
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#define PMC_MCKR_PRES 0x1c
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#define DBGU_CIDR 0xFFFFF240
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#define CKGR_MCFR 0xFFFFFC24
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#define CKGR_MOR 0xFFFFFC20
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#define CKGR_MCFR_MAINRDY 0x10000
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#define CKGR_PLLR 0xFFFFFC2c
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#define CKGR_PLLR_DIV 0xff
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#define CKGR_PLLR_MUL 0x07ff0000
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#define PMC_MCKR 0xFFFFFC30
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#define PMC_MCKR_CSS 0x03
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#define PMC_MCKR_PRES 0x1c
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/* Flash Controller Commands */
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#define WP 0x01
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#define SLB 0x02
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#define WPL 0x03
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#define CLB 0x04
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#define EA 0x08
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#define SGPB 0x0B
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#define CGPB 0x0D
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#define SSB 0x0F
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#define WP 0x01
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#define SLB 0x02
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#define WPL 0x03
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#define CLB 0x04
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#define EA 0x08
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#define SGPB 0x0B
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#define CGPB 0x0D
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#define SSB 0x0F
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/* MC_FSR bit definitions */
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#define MC_FSR_FRDY 1
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#define MC_FSR_EOL 2
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#define MC_FSR_FRDY 1
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#define MC_FSR_EOL 2
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/* AT91SAM7 constants */
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#define RC_FREQ 32000
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#define RC_FREQ 32000
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/* FLASH_TIMING_MODES */
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#define FMR_TIMING_NONE 0
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#define FMR_TIMING_NVBITS 1
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#define FMR_TIMING_FLASH 2
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/* Flash timing modes */
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#define FMR_TIMING_NONE 0
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#define FMR_TIMING_NVBITS 1
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#define FMR_TIMING_FLASH 2
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/* Flash size constants */
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#define FLASH_SIZE_8KB 1
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#define FLASH_SIZE_16KB 2
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#define FLASH_SIZE_32KB 3
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#define FLASH_SIZE_64KB 5
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#define FLASH_SIZE_128KB 7
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#define FLASH_SIZE_256KB 9
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#define FLASH_SIZE_512KB 10
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#define FLASH_SIZE_1024KB 12
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#define FLASH_SIZE_2048KB 14
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#endif /* AT91SAM7_H */
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@ -0,0 +1,954 @@
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/***************************************************************************
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* Copyright (C) 2006 by Magnus Lundin *
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* lundin@mlu.mine.nu *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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/***************************************************************************
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There are some things to notice
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* AT91SAM7S64 is tested
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* All AT91SAM7Sxx and AT91SAM7Xxx should work but is not tested
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* All parameters are identified from onchip configuartion registers
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*
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* The flash controller handles erases automatically on a page (128/265 byte) basis
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* Only an EraseAll command is supported by the controller
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* Partial erases can be implemented in software by writing one 0xFFFFFFFF word to
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* some location in every page in the region to be erased
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*
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* Lock regions (sectors) are 32 or 64 pages
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*
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***************************************************************************/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "replacements.h"
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#include "at91sam7_old.h"
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#include "flash.h"
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#include "target.h"
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#include "log.h"
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#include "binarybuffer.h"
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#include "types.h"
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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int at91sam7_old_register_commands(struct command_context_s *cmd_ctx);
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int at91sam7_old_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank);
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int at91sam7_old_erase(struct flash_bank_s *bank, int first, int last);
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int at91sam7_old_protect(struct flash_bank_s *bank, int set, int first, int last);
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int at91sam7_old_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count);
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int at91sam7_old_probe(struct flash_bank_s *bank);
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int at91sam7_old_auto_probe(struct flash_bank_s *bank);
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int at91sam7_old_erase_check(struct flash_bank_s *bank);
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int at91sam7_old_protect_check(struct flash_bank_s *bank);
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int at91sam7_old_info(struct flash_bank_s *bank, char *buf, int buf_size);
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u32 at91sam7_old_get_flash_status(flash_bank_t *bank, u8 flashplane);
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void at91sam7_old_set_flash_mode(flash_bank_t *bank, u8 flashplane, int mode);
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u32 at91sam7_old_wait_status_busy(flash_bank_t *bank, u8 flashplane, u32 waitbits, int timeout);
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int at91sam7_old_flash_command(struct flash_bank_s *bank, u8 flashplane, u8 cmd, u16 pagen);
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int at91sam7_old_handle_gpnvm_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
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flash_driver_t at91sam7_old_flash =
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{
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.name = "at91sam7",
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.register_commands = at91sam7_old_register_commands,
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.flash_bank_command = at91sam7_old_flash_bank_command,
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.erase = at91sam7_old_erase,
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.protect = at91sam7_old_protect,
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.write = at91sam7_old_write,
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.probe = at91sam7_old_probe,
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.auto_probe = at91sam7_old_probe,
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.erase_check = at91sam7_old_erase_check,
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.protect_check = at91sam7_old_protect_check,
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.info = at91sam7_old_info
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};
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u32 MC_FMR_old[4] = { 0xFFFFFF60, 0xFFFFFF70, 0xFFFFFF80, 0xFFFFFF90 };
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u32 MC_FCR_old[4] = { 0xFFFFFF64, 0xFFFFFF74, 0xFFFFFF84, 0xFFFFFF94 };
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u32 MC_FSR_old[4] = { 0xFFFFFF68, 0xFFFFFF78, 0xFFFFFF88, 0xFFFFFF98 };
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char * EPROC_old[8]= {"Unknown","ARM946-E","ARM7TDMI","Unknown","ARM920T","ARM926EJ-S","Unknown","Unknown"};
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long NVPSIZ_old[16] = {
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0,
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0x2000, /* 8K */
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0x4000, /* 16K */
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0x8000, /* 32K */
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-1,
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0x10000, /* 64K */
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-1,
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0x20000, /* 128K */
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-1,
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0x40000, /* 256K */
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0x80000, /* 512K */
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-1,
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0x100000, /* 1024K */
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-1,
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0x200000, /* 2048K */
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-1
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};
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long SRAMSIZ_old[16] = {
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-1,
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0x0400, /* 1K */
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0x0800, /* 2K */
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-1,
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0x1c000, /* 112K */
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0x1000, /* 4K */
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0x14000, /* 80K */
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0x28000, /* 160K */
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0x2000, /* 8K */
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0x4000, /* 16K */
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0x8000, /* 32K */
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0x10000, /* 64K */
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0x20000, /* 128K */
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0x40000, /* 256K */
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0x18000, /* 96K */
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0x80000, /* 512K */
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};
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int at91sam7_old_register_commands(struct command_context_s *cmd_ctx)
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{
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command_t *at91sam7_old_cmd = register_command(cmd_ctx, NULL, "at91sam7", NULL, COMMAND_ANY, NULL);
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register_command(cmd_ctx, at91sam7_old_cmd, "gpnvm", at91sam7_old_handle_gpnvm_command, COMMAND_EXEC,
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"at91sam7 gpnvm <num> <bit> set|clear, set or clear at91sam7 gpnvm bit");
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return ERROR_OK;
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}
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u32 at91sam7_old_get_flash_status(flash_bank_t *bank, u8 flashplane)
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{
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target_t *target = bank->target;
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u32 fsr;
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target_read_u32(target, MC_FSR_old[flashplane], &fsr);
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return fsr;
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}
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/* Read clock configuration and set at91sam7_old_info->usec_clocks*/
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void at91sam7_old_read_clock_info(flash_bank_t *bank)
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{
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at91sam7_old_flash_bank_t *at91sam7_old_info = bank->driver_priv;
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target_t *target = bank->target;
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u32 mckr, mcfr, pllr;
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unsigned long tmp = 0, mainfreq;
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int flashplane;
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/* Read main clock freqency register */
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target_read_u32(target, CKGR_MCFR_old, &mcfr);
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/* Read master clock register */
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target_read_u32(target, PMC_MCKR_old, &mckr);
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/* Read Clock Generator PLL Register */
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target_read_u32(target, CKGR_PLLR_old, &pllr);
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at91sam7_old_info->mck_valid = 0;
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switch (mckr & PMC_MCKR_CSS_old)
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{
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case 0: /* Slow Clock */
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at91sam7_old_info->mck_valid = 1;
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mainfreq = RC_FREQ_old / 16ul * (mcfr & 0xffff);
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tmp = mainfreq;
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break;
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case 1: /* Main Clock */
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if (mcfr & CKGR_MCFR_MAINRDY_old)
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{
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at91sam7_old_info->mck_valid = 1;
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mainfreq = RC_FREQ_old / 16ul * (mcfr & 0xffff);
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tmp = mainfreq;
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}
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break;
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case 2: /* Reserved */
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break;
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case 3: /* PLL Clock */
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if (mcfr & CKGR_MCFR_MAINRDY_old)
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{
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target_read_u32(target, CKGR_PLLR_old, &pllr);
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if (!(pllr & CKGR_PLLR_DIV_old))
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break; /* 0 Hz */
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at91sam7_old_info->mck_valid = 1;
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mainfreq = RC_FREQ_old / 16ul * (mcfr & 0xffff);
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/* Integer arithmetic should have sufficient precision
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as long as PLL is properly configured. */
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tmp = mainfreq / (pllr & CKGR_PLLR_DIV_old) *
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(((pllr & CKGR_PLLR_MUL_old) >> 16) + 1);
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}
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break;
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}
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/* Prescaler adjust */
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if (((mckr & PMC_MCKR_PRES_old) >> 2) == 7)
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at91sam7_old_info->mck_valid = 0;
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else
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at91sam7_old_info->mck_freq = tmp >> ((mckr & PMC_MCKR_PRES_old) >> 2);
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/* Forget old flash timing */
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for (flashplane = 0; flashplane<at91sam7_old_info->num_planes; flashplane++)
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{
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at91sam7_old_set_flash_mode(bank, flashplane, FMR_TIMING_NONE_old);
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}
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}
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/* Setup the timimg registers for nvbits or normal flash */
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void at91sam7_old_set_flash_mode(flash_bank_t *bank, u8 flashplane, int mode)
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{
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u32 fmr, fmcn = 0, fws = 0;
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at91sam7_old_flash_bank_t *at91sam7_old_info = bank->driver_priv;
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target_t *target = bank->target;
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if (mode && (mode != at91sam7_old_info->flashmode[flashplane]))
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{
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/* Always round up (ceil) */
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if (mode==FMR_TIMING_NVBITS_old)
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{
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if (at91sam7_old_info->cidr_arch == 0x60)
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{
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/* AT91SAM7A3 uses master clocks in 100 ns */
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fmcn = (at91sam7_old_info->mck_freq/10000000ul)+1;
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}
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else
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{
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/* master clocks in 1uS for ARCH 0x7 types */
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fmcn = (at91sam7_old_info->mck_freq/1000000ul)+1;
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}
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}
|
||||
else if (mode==FMR_TIMING_FLASH_old)
|
||||
/* main clocks in 1.5uS */
|
||||
fmcn = (at91sam7_old_info->mck_freq/666666ul)+1;
|
||||
|
||||
/* Only allow fmcn=0 if clock period is > 30 us = 33kHz. */
|
||||
if (at91sam7_old_info->mck_freq <= 33333ul)
|
||||
fmcn = 0;
|
||||
/* Only allow fws=0 if clock frequency is < 30 MHz. */
|
||||
if (at91sam7_old_info->mck_freq > 30000000ul)
|
||||
fws = 1;
|
||||
|
||||
LOG_DEBUG("fmcn[%i]: %i", flashplane, fmcn);
|
||||
fmr = fmcn << 16 | fws << 8;
|
||||
target_write_u32(target, MC_FMR_old[flashplane], fmr);
|
||||
}
|
||||
|
||||
at91sam7_old_info->flashmode[flashplane] = mode;
|
||||
}
|
||||
|
||||
u32 at91sam7_old_wait_status_busy(flash_bank_t *bank, u8 flashplane, u32 waitbits, int timeout)
|
||||
{
|
||||
u32 status;
|
||||
|
||||
while ((!((status = at91sam7_old_get_flash_status(bank,flashplane)) & waitbits)) && (timeout-- > 0))
|
||||
{
|
||||
LOG_DEBUG("status[%i]: 0x%x", flashplane, status);
|
||||
alive_sleep(1);
|
||||
}
|
||||
|
||||
LOG_DEBUG("status[%i]: 0x%x", flashplane, status);
|
||||
|
||||
if (status & 0x0C)
|
||||
{
|
||||
LOG_ERROR("status register: 0x%x", status);
|
||||
if (status & 0x4)
|
||||
LOG_ERROR("Lock Error Bit Detected, Operation Abort");
|
||||
if (status & 0x8)
|
||||
LOG_ERROR("Invalid command and/or bad keyword, Operation Abort");
|
||||
if (status & 0x10)
|
||||
LOG_ERROR("Security Bit Set, Operation Abort");
|
||||
}
|
||||
|
||||
return status;
|
||||
}
|
||||
|
||||
|
||||
/* Send one command to the AT91SAM flash controller */
|
||||
int at91sam7_old_flash_command(struct flash_bank_s *bank, u8 flashplane, u8 cmd, u16 pagen)
|
||||
{
|
||||
u32 fcr;
|
||||
at91sam7_old_flash_bank_t *at91sam7_old_info = bank->driver_priv;
|
||||
target_t *target = bank->target;
|
||||
|
||||
fcr = (0x5A<<24) | ((pagen&0x3FF)<<8) | cmd;
|
||||
target_write_u32(target, MC_FCR_old[flashplane], fcr);
|
||||
LOG_DEBUG("Flash command: 0x%x, flashplane: %i, pagenumber:%u", fcr, flashplane, pagen);
|
||||
|
||||
if ((at91sam7_old_info->cidr_arch == 0x60)&&((cmd==SLB_old)|(cmd==CLB_old)))
|
||||
{
|
||||
/* Lock bit manipulation on AT91SAM7A3 waits for FC_FSR bit 1, EOL */
|
||||
if (at91sam7_old_wait_status_busy(bank, flashplane, MC_FSR_EOL_old, 10)&0x0C)
|
||||
{
|
||||
return ERROR_FLASH_OPERATION_FAILED;
|
||||
}
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
if (at91sam7_old_wait_status_busy(bank, flashplane, MC_FSR_FRDY_old, 10)&0x0C)
|
||||
{
|
||||
return ERROR_FLASH_OPERATION_FAILED;
|
||||
}
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
/* Read device id register, main clock frequency register and fill in driver info structure */
|
||||
int at91sam7_old_read_part_info(struct flash_bank_s *bank)
|
||||
{
|
||||
at91sam7_old_flash_bank_t *at91sam7_old_info = bank->driver_priv;
|
||||
target_t *target = bank->target;
|
||||
u32 cidr, status;
|
||||
int sectornum;
|
||||
|
||||
if (at91sam7_old_info->cidr != 0)
|
||||
return ERROR_OK; /* already probed, multiple probes may cause memory leak, not allowed */
|
||||
|
||||
/* Read and parse chip identification register */
|
||||
target_read_u32(target, DBGU_CIDR_old, &cidr);
|
||||
|
||||
if (cidr == 0)
|
||||
{
|
||||
LOG_WARNING("Cannot identify target as an AT91SAM");
|
||||
return ERROR_FLASH_OPERATION_FAILED;
|
||||
}
|
||||
|
||||
at91sam7_old_info->cidr = cidr;
|
||||
at91sam7_old_info->cidr_ext = (cidr>>31)&0x0001;
|
||||
at91sam7_old_info->cidr_nvptyp = (cidr>>28)&0x0007;
|
||||
at91sam7_old_info->cidr_arch = (cidr>>20)&0x00FF;
|
||||
at91sam7_old_info->cidr_sramsiz = (cidr>>16)&0x000F;
|
||||
at91sam7_old_info->cidr_nvpsiz2 = (cidr>>12)&0x000F;
|
||||
at91sam7_old_info->cidr_nvpsiz = (cidr>>8)&0x000F;
|
||||
at91sam7_old_info->cidr_eproc = (cidr>>5)&0x0007;
|
||||
at91sam7_old_info->cidr_version = cidr&0x001F;
|
||||
bank->size = NVPSIZ_old[at91sam7_old_info->cidr_nvpsiz];
|
||||
at91sam7_old_info->target_name = "Unknown";
|
||||
|
||||
/* Support just for bulk erase of a single flash plane, whole device if flash size <= 256k */
|
||||
if (NVPSIZ_old[at91sam7_old_info->cidr_nvpsiz]<0x80000) /* Flash size less than 512K, one flash plane */
|
||||
{
|
||||
bank->num_sectors = 1;
|
||||
bank->sectors = malloc(sizeof(flash_sector_t));
|
||||
bank->sectors[0].offset = 0;
|
||||
bank->sectors[0].size = bank->size;
|
||||
bank->sectors[0].is_erased = -1;
|
||||
bank->sectors[0].is_protected = -1;
|
||||
}
|
||||
else /* Flash size 512K or larger, several flash planes */
|
||||
{
|
||||
bank->num_sectors = NVPSIZ_old[at91sam7_old_info->cidr_nvpsiz]/0x40000;
|
||||
bank->sectors = malloc(bank->num_sectors*sizeof(flash_sector_t));
|
||||
for (sectornum=0; sectornum<bank->num_sectors; sectornum++)
|
||||
{
|
||||
bank->sectors[sectornum].offset = sectornum*0x40000;
|
||||
bank->sectors[sectornum].size = 0x40000;
|
||||
bank->sectors[sectornum].is_erased = -1;
|
||||
bank->sectors[sectornum].is_protected = -1;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
LOG_DEBUG("nvptyp: 0x%3.3x, arch: 0x%4.4x", at91sam7_old_info->cidr_nvptyp, at91sam7_old_info->cidr_arch );
|
||||
|
||||
/* Read main and master clock freqency register */
|
||||
at91sam7_old_read_clock_info(bank);
|
||||
|
||||
at91sam7_old_info->num_planes = 1;
|
||||
status = at91sam7_old_get_flash_status(bank, 0);
|
||||
at91sam7_old_info->securitybit = (status>>4)&0x01;
|
||||
at91sam7_old_protect_check(bank); /* TODO Check the protect check */
|
||||
|
||||
if (at91sam7_old_info->cidr_arch == 0x70 )
|
||||
{
|
||||
at91sam7_old_info->num_nvmbits = 2;
|
||||
at91sam7_old_info->nvmbits = (status>>8)&0x03;
|
||||
bank->base = 0x100000;
|
||||
bank->bus_width = 4;
|
||||
if (bank->size==0x80000) /* AT91SAM7S512 */
|
||||
{
|
||||
at91sam7_old_info->target_name = "AT91SAM7S512";
|
||||
at91sam7_old_info->num_planes = 2;
|
||||
if (at91sam7_old_info->num_planes != bank->num_sectors)
|
||||
LOG_WARNING("Internal error: Number of flash planes and erase sectors does not match, please report");;
|
||||
at91sam7_old_info->num_lockbits = 2*16;
|
||||
at91sam7_old_info->pagesize = 256;
|
||||
at91sam7_old_info->pages_in_lockregion = 64;
|
||||
at91sam7_old_info->num_pages = 2*16*64;
|
||||
}
|
||||
if (bank->size==0x40000) /* AT91SAM7S256 */
|
||||
{
|
||||
at91sam7_old_info->target_name = "AT91SAM7S256";
|
||||
at91sam7_old_info->num_lockbits = 16;
|
||||
at91sam7_old_info->pagesize = 256;
|
||||
at91sam7_old_info->pages_in_lockregion = 64;
|
||||
at91sam7_old_info->num_pages = 16*64;
|
||||
}
|
||||
if (bank->size==0x20000) /* AT91SAM7S128 */
|
||||
{
|
||||
at91sam7_old_info->target_name = "AT91SAM7S128";
|
||||
at91sam7_old_info->num_lockbits = 8;
|
||||
at91sam7_old_info->pagesize = 256;
|
||||
at91sam7_old_info->pages_in_lockregion = 64;
|
||||
at91sam7_old_info->num_pages = 8*64;
|
||||
}
|
||||
if (bank->size==0x10000) /* AT91SAM7S64 */
|
||||
{
|
||||
at91sam7_old_info->target_name = "AT91SAM7S64";
|
||||
at91sam7_old_info->num_lockbits = 16;
|
||||
at91sam7_old_info->pagesize = 128;
|
||||
at91sam7_old_info->pages_in_lockregion = 32;
|
||||
at91sam7_old_info->num_pages = 16*32;
|
||||
}
|
||||
if (bank->size==0x08000) /* AT91SAM7S321/32 */
|
||||
{
|
||||
at91sam7_old_info->target_name = "AT91SAM7S321/32";
|
||||
at91sam7_old_info->num_lockbits = 8;
|
||||
at91sam7_old_info->pagesize = 128;
|
||||
at91sam7_old_info->pages_in_lockregion = 32;
|
||||
at91sam7_old_info->num_pages = 8*32;
|
||||
}
|
||||
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
if (at91sam7_old_info->cidr_arch == 0x71 )
|
||||
{
|
||||
at91sam7_old_info->num_nvmbits = 3;
|
||||
at91sam7_old_info->nvmbits = (status>>8)&0x07;
|
||||
bank->base = 0x100000;
|
||||
bank->bus_width = 4;
|
||||
if (bank->size==0x80000) /* AT91SAM7XC512 */
|
||||
{
|
||||
at91sam7_old_info->target_name = "AT91SAM7XC512";
|
||||
at91sam7_old_info->num_planes = 2;
|
||||
if (at91sam7_old_info->num_planes != bank->num_sectors)
|
||||
LOG_WARNING("Internal error: Number of flash planes and erase sectors does not match, please report");;
|
||||
at91sam7_old_info->num_lockbits = 2*16;
|
||||
at91sam7_old_info->pagesize = 256;
|
||||
at91sam7_old_info->pages_in_lockregion = 64;
|
||||
at91sam7_old_info->num_pages = 2*16*64;
|
||||
}
|
||||
if (bank->size==0x40000) /* AT91SAM7XC256 */
|
||||
{
|
||||
at91sam7_old_info->target_name = "AT91SAM7XC256";
|
||||
at91sam7_old_info->num_lockbits = 16;
|
||||
at91sam7_old_info->pagesize = 256;
|
||||
at91sam7_old_info->pages_in_lockregion = 64;
|
||||
at91sam7_old_info->num_pages = 16*64;
|
||||
}
|
||||
if (bank->size==0x20000) /* AT91SAM7XC128 */
|
||||
{
|
||||
at91sam7_old_info->target_name = "AT91SAM7XC128";
|
||||
at91sam7_old_info->num_lockbits = 8;
|
||||
at91sam7_old_info->pagesize = 256;
|
||||
at91sam7_old_info->pages_in_lockregion = 64;
|
||||
at91sam7_old_info->num_pages = 8*64;
|
||||
}
|
||||
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
if (at91sam7_old_info->cidr_arch == 0x72 )
|
||||
{
|
||||
at91sam7_old_info->num_nvmbits = 3;
|
||||
at91sam7_old_info->nvmbits = (status>>8)&0x07;
|
||||
bank->base = 0x100000;
|
||||
bank->bus_width = 4;
|
||||
if (bank->size==0x80000) /* AT91SAM7SE512 */
|
||||
{
|
||||
at91sam7_old_info->target_name = "AT91SAM7SE512";
|
||||
at91sam7_old_info->num_planes = 2;
|
||||
if (at91sam7_old_info->num_planes != bank->num_sectors)
|
||||
LOG_WARNING("Internal error: Number of flash planes and erase sectors does not match, please report");;
|
||||
at91sam7_old_info->num_lockbits = 32;
|
||||
at91sam7_old_info->pagesize = 256;
|
||||
at91sam7_old_info->pages_in_lockregion = 64;
|
||||
at91sam7_old_info->num_pages = 32*64;
|
||||
}
|
||||
if (bank->size==0x40000)
|
||||
{
|
||||
at91sam7_old_info->target_name = "AT91SAM7SE256";
|
||||
at91sam7_old_info->num_lockbits = 16;
|
||||
at91sam7_old_info->pagesize = 256;
|
||||
at91sam7_old_info->pages_in_lockregion = 64;
|
||||
at91sam7_old_info->num_pages = 16*64;
|
||||
}
|
||||
if (bank->size==0x08000)
|
||||
{
|
||||
at91sam7_old_info->target_name = "AT91SAM7SE32";
|
||||
at91sam7_old_info->num_lockbits = 8;
|
||||
at91sam7_old_info->pagesize = 128;
|
||||
at91sam7_old_info->pages_in_lockregion = 32;
|
||||
at91sam7_old_info->num_pages = 8*32;
|
||||
}
|
||||
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
if (at91sam7_old_info->cidr_arch == 0x75 )
|
||||
{
|
||||
at91sam7_old_info->num_nvmbits = 3;
|
||||
at91sam7_old_info->nvmbits = (status>>8)&0x07;
|
||||
bank->base = 0x100000;
|
||||
bank->bus_width = 4;
|
||||
if (bank->size==0x80000) /* AT91SAM7X512 */
|
||||
{
|
||||
at91sam7_old_info->target_name = "AT91SAM7X512";
|
||||
at91sam7_old_info->num_planes = 2;
|
||||
if (at91sam7_old_info->num_planes != bank->num_sectors)
|
||||
LOG_WARNING("Internal error: Number of flash planes and erase sectors does not match, please report");;
|
||||
at91sam7_old_info->num_lockbits = 32;
|
||||
at91sam7_old_info->pagesize = 256;
|
||||
at91sam7_old_info->pages_in_lockregion = 64;
|
||||
at91sam7_old_info->num_pages = 2*16*64;
|
||||
LOG_DEBUG("Support for AT91SAM7X512 is experimental in this version!");
|
||||
}
|
||||
if (bank->size==0x40000) /* AT91SAM7X256 */
|
||||
{
|
||||
at91sam7_old_info->target_name = "AT91SAM7X256";
|
||||
at91sam7_old_info->num_lockbits = 16;
|
||||
at91sam7_old_info->pagesize = 256;
|
||||
at91sam7_old_info->pages_in_lockregion = 64;
|
||||
at91sam7_old_info->num_pages = 16*64;
|
||||
}
|
||||
if (bank->size==0x20000) /* AT91SAM7X128 */
|
||||
{
|
||||
at91sam7_old_info->target_name = "AT91SAM7X128";
|
||||
at91sam7_old_info->num_lockbits = 8;
|
||||
at91sam7_old_info->pagesize = 256;
|
||||
at91sam7_old_info->pages_in_lockregion = 64;
|
||||
at91sam7_old_info->num_pages = 8*64;
|
||||
}
|
||||
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
if (at91sam7_old_info->cidr_arch == 0x60 )
|
||||
{
|
||||
at91sam7_old_info->num_nvmbits = 3;
|
||||
at91sam7_old_info->nvmbits = (status>>8)&0x07;
|
||||
bank->base = 0x100000;
|
||||
bank->bus_width = 4;
|
||||
|
||||
if (bank->size == 0x40000) /* AT91SAM7A3 */
|
||||
{
|
||||
at91sam7_old_info->target_name = "AT91SAM7A3";
|
||||
at91sam7_old_info->num_lockbits = 16;
|
||||
at91sam7_old_info->pagesize = 256;
|
||||
at91sam7_old_info->pages_in_lockregion = 16;
|
||||
at91sam7_old_info->num_pages = 16*64;
|
||||
}
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
LOG_WARNING("at91sam7_old flash only tested for AT91SAM7Sxx series");
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
int at91sam7_old_erase_check(struct flash_bank_s *bank)
|
||||
{
|
||||
at91sam7_old_flash_bank_t *at91sam7_old_info = bank->driver_priv;
|
||||
|
||||
if (!at91sam7_old_info->working_area_size)
|
||||
{
|
||||
}
|
||||
else
|
||||
{
|
||||
}
|
||||
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
int at91sam7_old_protect_check(struct flash_bank_s *bank)
|
||||
{
|
||||
u32 status;
|
||||
int flashplane;
|
||||
|
||||
at91sam7_old_flash_bank_t *at91sam7_old_info = bank->driver_priv;
|
||||
|
||||
if (at91sam7_old_info->cidr == 0)
|
||||
{
|
||||
return ERROR_FLASH_BANK_NOT_PROBED;
|
||||
}
|
||||
|
||||
if (bank->target->state != TARGET_HALTED)
|
||||
{
|
||||
LOG_ERROR("Target not halted");
|
||||
return ERROR_TARGET_NOT_HALTED;
|
||||
}
|
||||
|
||||
for (flashplane=0;flashplane<at91sam7_old_info->num_planes;flashplane++)
|
||||
{
|
||||
status = at91sam7_old_get_flash_status(bank, flashplane);
|
||||
at91sam7_old_info->lockbits[flashplane] = (status >> 16);
|
||||
}
|
||||
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
/* flash_bank at91sam7_old 0 0 0 0 <target#>
|
||||
*/
|
||||
int at91sam7_old_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank)
|
||||
{
|
||||
at91sam7_old_flash_bank_t *at91sam7_old_info;
|
||||
int i;
|
||||
|
||||
if (argc < 6)
|
||||
{
|
||||
LOG_WARNING("incomplete flash_bank at91sam7_old configuration");
|
||||
return ERROR_FLASH_BANK_INVALID;
|
||||
}
|
||||
|
||||
at91sam7_old_info = malloc(sizeof(at91sam7_old_flash_bank_t));
|
||||
bank->driver_priv = at91sam7_old_info;
|
||||
|
||||
/* part wasn't probed for info yet */
|
||||
at91sam7_old_info->cidr = 0;
|
||||
for (i=0;i<4;i++)
|
||||
at91sam7_old_info->flashmode[i]=0;
|
||||
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
int at91sam7_old_erase(struct flash_bank_s *bank, int first, int last)
|
||||
{
|
||||
at91sam7_old_flash_bank_t *at91sam7_old_info = bank->driver_priv;
|
||||
u8 flashplane;
|
||||
|
||||
if (at91sam7_old_info->cidr == 0)
|
||||
{
|
||||
return ERROR_FLASH_BANK_NOT_PROBED;
|
||||
}
|
||||
|
||||
if (bank->target->state != TARGET_HALTED)
|
||||
{
|
||||
LOG_ERROR("Target not halted");
|
||||
return ERROR_TARGET_NOT_HALTED;
|
||||
}
|
||||
|
||||
if ((first < 0) || (last < first) || (last >= bank->num_sectors))
|
||||
{
|
||||
if ((first == 0) && (last == (at91sam7_old_info->num_lockbits-1)))
|
||||
{
|
||||
LOG_WARNING("Sector numbers based on lockbit count, probably a deprecated script");
|
||||
last = bank->num_sectors-1;
|
||||
}
|
||||
else return ERROR_FLASH_SECTOR_INVALID;
|
||||
}
|
||||
|
||||
/* Configure the flash controller timing */
|
||||
at91sam7_old_read_clock_info(bank);
|
||||
for (flashplane = first; flashplane<=last; flashplane++)
|
||||
{
|
||||
/* Configure the flash controller timing */
|
||||
at91sam7_old_set_flash_mode(bank, flashplane, FMR_TIMING_FLASH_old);
|
||||
if (at91sam7_old_flash_command(bank, flashplane, EA_old, 0) != ERROR_OK)
|
||||
{
|
||||
return ERROR_FLASH_OPERATION_FAILED;
|
||||
}
|
||||
}
|
||||
return ERROR_OK;
|
||||
|
||||
}
|
||||
|
||||
int at91sam7_old_protect(struct flash_bank_s *bank, int set, int first, int last)
|
||||
{
|
||||
u32 cmd, pagen;
|
||||
u8 flashplane;
|
||||
int lockregion;
|
||||
|
||||
at91sam7_old_flash_bank_t *at91sam7_old_info = bank->driver_priv;
|
||||
|
||||
if (at91sam7_old_info->cidr == 0)
|
||||
{
|
||||
return ERROR_FLASH_BANK_NOT_PROBED;
|
||||
}
|
||||
|
||||
if (bank->target->state != TARGET_HALTED)
|
||||
{
|
||||
LOG_ERROR("Target not halted");
|
||||
return ERROR_TARGET_NOT_HALTED;
|
||||
}
|
||||
|
||||
if ((first < 0) || (last < first) || (last >= at91sam7_old_info->num_lockbits))
|
||||
{
|
||||
return ERROR_FLASH_SECTOR_INVALID;
|
||||
}
|
||||
|
||||
at91sam7_old_read_clock_info(bank);
|
||||
|
||||
for (lockregion=first;lockregion<=last;lockregion++)
|
||||
{
|
||||
pagen = lockregion*at91sam7_old_info->pages_in_lockregion;
|
||||
flashplane = (pagen>>10)&0x03;
|
||||
/* Configure the flash controller timing */
|
||||
at91sam7_old_set_flash_mode(bank, flashplane, FMR_TIMING_NVBITS_old);
|
||||
|
||||
if (set)
|
||||
cmd = SLB_old;
|
||||
else
|
||||
cmd = CLB_old;
|
||||
|
||||
if (at91sam7_old_flash_command(bank, flashplane, cmd, pagen) != ERROR_OK)
|
||||
{
|
||||
return ERROR_FLASH_OPERATION_FAILED;
|
||||
}
|
||||
}
|
||||
|
||||
at91sam7_old_protect_check(bank);
|
||||
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
|
||||
int at91sam7_old_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count)
|
||||
{
|
||||
at91sam7_old_flash_bank_t *at91sam7_old_info = bank->driver_priv;
|
||||
target_t *target = bank->target;
|
||||
u32 dst_min_alignment, wcount, bytes_remaining = count;
|
||||
u32 first_page, last_page, pagen, buffer_pos;
|
||||
u8 flashplane;
|
||||
|
||||
if (at91sam7_old_info->cidr == 0)
|
||||
{
|
||||
return ERROR_FLASH_BANK_NOT_PROBED;
|
||||
}
|
||||
|
||||
if (bank->target->state != TARGET_HALTED)
|
||||
{
|
||||
LOG_ERROR("Target not halted");
|
||||
return ERROR_TARGET_NOT_HALTED;
|
||||
}
|
||||
|
||||
if (offset + count > bank->size)
|
||||
return ERROR_FLASH_DST_OUT_OF_BANK;
|
||||
|
||||
dst_min_alignment = at91sam7_old_info->pagesize;
|
||||
|
||||
if (offset % dst_min_alignment)
|
||||
{
|
||||
LOG_WARNING("offset 0x%x breaks required alignment 0x%x", offset, dst_min_alignment);
|
||||
return ERROR_FLASH_DST_BREAKS_ALIGNMENT;
|
||||
}
|
||||
|
||||
if (at91sam7_old_info->cidr_arch == 0)
|
||||
return ERROR_FLASH_BANK_NOT_PROBED;
|
||||
|
||||
first_page = offset/dst_min_alignment;
|
||||
last_page = CEIL(offset + count, dst_min_alignment);
|
||||
|
||||
LOG_DEBUG("first_page: %i, last_page: %i, count %i", first_page, last_page, count);
|
||||
|
||||
at91sam7_old_read_clock_info(bank);
|
||||
|
||||
for (pagen=first_page; pagen<last_page; pagen++)
|
||||
{
|
||||
if (bytes_remaining<dst_min_alignment)
|
||||
count = bytes_remaining;
|
||||
else
|
||||
count = dst_min_alignment;
|
||||
bytes_remaining -= count;
|
||||
|
||||
/* Write one block to the PageWriteBuffer */
|
||||
buffer_pos = (pagen-first_page)*dst_min_alignment;
|
||||
wcount = CEIL(count,4);
|
||||
target->type->write_memory(target, bank->base+pagen*dst_min_alignment, 4, wcount, buffer+buffer_pos);
|
||||
flashplane = (pagen>>10)&0x3;
|
||||
|
||||
/* Configure the flash controller timing */
|
||||
at91sam7_old_set_flash_mode(bank, flashplane, FMR_TIMING_FLASH_old);
|
||||
/* Send Write Page command to Flash Controller */
|
||||
if (at91sam7_old_flash_command(bank, flashplane, WP_old, pagen) != ERROR_OK)
|
||||
{
|
||||
return ERROR_FLASH_OPERATION_FAILED;
|
||||
}
|
||||
LOG_DEBUG("Write flash plane:%i page number:%i", flashplane, pagen);
|
||||
}
|
||||
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
|
||||
int at91sam7_old_probe(struct flash_bank_s *bank)
|
||||
{
|
||||
/* we can't probe on an at91sam7_old
|
||||
* if this is an at91sam7_old, it has the configured flash
|
||||
*/
|
||||
at91sam7_old_flash_bank_t *at91sam7_old_info = bank->driver_priv;
|
||||
int retval;
|
||||
|
||||
if (at91sam7_old_info->cidr != 0)
|
||||
{
|
||||
return ERROR_OK; /* already probed */
|
||||
}
|
||||
|
||||
if (bank->target->state != TARGET_HALTED)
|
||||
{
|
||||
LOG_ERROR("Target not halted");
|
||||
return ERROR_TARGET_NOT_HALTED;
|
||||
}
|
||||
|
||||
retval = at91sam7_old_read_part_info(bank);
|
||||
if (retval != ERROR_OK)
|
||||
return retval;
|
||||
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
|
||||
int at91sam7_old_info(struct flash_bank_s *bank, char *buf, int buf_size)
|
||||
{
|
||||
int printed, flashplane;
|
||||
at91sam7_old_flash_bank_t *at91sam7_old_info = bank->driver_priv;
|
||||
|
||||
if (at91sam7_old_info->cidr == 0)
|
||||
{
|
||||
return ERROR_FLASH_BANK_NOT_PROBED;
|
||||
}
|
||||
|
||||
printed = snprintf(buf, buf_size, "\nat91sam7_old information: Chip is %s\n",at91sam7_old_info->target_name);
|
||||
buf += printed;
|
||||
buf_size -= printed;
|
||||
|
||||
printed = snprintf(buf, buf_size, "cidr: 0x%8.8x, arch: 0x%4.4x, eproc: %s, version:0x%3.3x, flashsize: 0x%8.8x\n",
|
||||
at91sam7_old_info->cidr, at91sam7_old_info->cidr_arch, EPROC_old[at91sam7_old_info->cidr_eproc], at91sam7_old_info->cidr_version, bank->size);
|
||||
buf += printed;
|
||||
buf_size -= printed;
|
||||
|
||||
printed = snprintf(buf, buf_size, "master clock(estimated): %ikHz \n", at91sam7_old_info->mck_freq / 1000);
|
||||
buf += printed;
|
||||
buf_size -= printed;
|
||||
|
||||
if (at91sam7_old_info->num_planes>1) {
|
||||
printed = snprintf(buf, buf_size, "flashplanes: %i, pagesize: %i, lock regions: %i, pages in lock region: %i \n",
|
||||
at91sam7_old_info->num_planes, at91sam7_old_info->pagesize, at91sam7_old_info->num_lockbits, at91sam7_old_info->num_pages/at91sam7_old_info->num_lockbits);
|
||||
buf += printed;
|
||||
buf_size -= printed;
|
||||
for (flashplane=0; flashplane<at91sam7_old_info->num_planes; flashplane++)
|
||||
{
|
||||
printed = snprintf(buf, buf_size, "lockbits[%i]: 0x%4.4x, ", flashplane, at91sam7_old_info->lockbits[flashplane]);
|
||||
buf += printed;
|
||||
buf_size -= printed;
|
||||
}
|
||||
}
|
||||
else
|
||||
if (at91sam7_old_info->num_lockbits>0) {
|
||||
printed = snprintf(buf, buf_size, "pagesize: %i, lockbits: %i 0x%4.4x, pages in lock region: %i \n",
|
||||
at91sam7_old_info->pagesize, at91sam7_old_info->num_lockbits, at91sam7_old_info->lockbits[0], at91sam7_old_info->num_pages/at91sam7_old_info->num_lockbits);
|
||||
buf += printed;
|
||||
buf_size -= printed;
|
||||
}
|
||||
|
||||
printed = snprintf(buf, buf_size, "securitybit: %i, nvmbits(%i): 0x%1.1x\n", at91sam7_old_info->securitybit, at91sam7_old_info->num_nvmbits, at91sam7_old_info->nvmbits);
|
||||
buf += printed;
|
||||
buf_size -= printed;
|
||||
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
/*
|
||||
* On AT91SAM7S: When the gpnvm bits are set with
|
||||
* > at91sam7_old gpnvm 0 bitnr set
|
||||
* the changes are not visible in the flash controller status register MC_FSR_old
|
||||
* until the processor has been reset.
|
||||
* On the Olimex board this requires a power cycle.
|
||||
* Note that the AT91SAM7S has the following errata (doc6175.pdf sec 14.1.3):
|
||||
* The maximum number of write/erase cycles for Non Volatile Memory bits is 100. This includes
|
||||
* Lock Bits (LOCKx), General Purpose NVM bits (GPNVMx) and the Security Bit.
|
||||
*/
|
||||
int at91sam7_old_handle_gpnvm_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
|
||||
{
|
||||
flash_bank_t *bank;
|
||||
int bit;
|
||||
u8 flashcmd;
|
||||
u32 status;
|
||||
char *value;
|
||||
at91sam7_old_flash_bank_t *at91sam7_old_info;
|
||||
int retval;
|
||||
|
||||
if (argc < 3)
|
||||
{
|
||||
command_print(cmd_ctx, "at91sam7_old gpnvm <num> <bit> <set|clear>");
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
bank = get_flash_bank_by_num_noprobe(strtoul(args[0], NULL, 0));
|
||||
bit = atoi(args[1]);
|
||||
value = args[2];
|
||||
|
||||
if (bank == NULL)
|
||||
{
|
||||
return ERROR_FLASH_BANK_INVALID;
|
||||
}
|
||||
|
||||
if (bank->driver != &at91sam7_old_flash)
|
||||
{
|
||||
command_print(cmd_ctx, "not an at91sam7_old flash bank '%s'", args[0]);
|
||||
return ERROR_FLASH_BANK_INVALID;
|
||||
}
|
||||
|
||||
if (strcmp(value, "set") == 0)
|
||||
{
|
||||
flashcmd = SGPB_old;
|
||||
}
|
||||
else if (strcmp(value, "clear") == 0)
|
||||
{
|
||||
flashcmd = CGPB_old;
|
||||
}
|
||||
else
|
||||
{
|
||||
return ERROR_COMMAND_SYNTAX_ERROR;
|
||||
}
|
||||
|
||||
at91sam7_old_info = bank->driver_priv;
|
||||
|
||||
if (bank->target->state != TARGET_HALTED)
|
||||
{
|
||||
LOG_ERROR("target has to be halted to perform flash operation");
|
||||
return ERROR_TARGET_NOT_HALTED;
|
||||
}
|
||||
|
||||
if (at91sam7_old_info->cidr == 0)
|
||||
{
|
||||
retval = at91sam7_old_read_part_info(bank);
|
||||
if (retval != ERROR_OK) {
|
||||
return retval;
|
||||
}
|
||||
}
|
||||
|
||||
if ((bit<0) || (at91sam7_old_info->num_nvmbits <= bit))
|
||||
{
|
||||
command_print(cmd_ctx, "gpnvm bit '#%s' is out of bounds for target %s", args[1],at91sam7_old_info->target_name);
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
/* Configure the flash controller timing */
|
||||
at91sam7_old_read_clock_info(bank);
|
||||
at91sam7_old_set_flash_mode(bank, 0, FMR_TIMING_NVBITS_old);
|
||||
|
||||
if (at91sam7_old_flash_command(bank, 0, flashcmd, (u16)(bit)) != ERROR_OK)
|
||||
{
|
||||
return ERROR_FLASH_OPERATION_FAILED;
|
||||
}
|
||||
|
||||
status = at91sam7_old_get_flash_status(bank, 0);
|
||||
LOG_DEBUG("at91sam7_handle_gpnvm_command: cmd 0x%x, value 0x%x, status 0x%x \n",flashcmd,bit,status);
|
||||
at91sam7_old_info->nvmbits = (status>>8)&((1<<at91sam7_old_info->num_nvmbits)-1);
|
||||
|
||||
return ERROR_OK;
|
||||
}
|
|
@ -0,0 +1,98 @@
|
|||
/***************************************************************************
|
||||
* Copyright (C) 2006 by Magnus Lundin *
|
||||
* lundin@mlu.mine.nu *
|
||||
* *
|
||||
* 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 AT91SAM7_OLD_H
|
||||
#define AT91SAM7_OLD_H
|
||||
|
||||
#include "flash.h"
|
||||
#include "target.h"
|
||||
|
||||
typedef struct at91sam7_old_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;
|
||||
|
||||
/* flash geometry */
|
||||
u16 num_pages;
|
||||
u16 pagesize;
|
||||
u16 pages_in_lockregion;
|
||||
u8 num_erase_regions;
|
||||
u8 num_planes;
|
||||
u32 *erase_region_info;
|
||||
|
||||
/* 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) */
|
||||
|
||||
/* main clock status */
|
||||
u8 mck_valid;
|
||||
u32 mck_freq;
|
||||
|
||||
} at91sam7_old_flash_bank_t;
|
||||
|
||||
/* AT91SAM7 control registers */
|
||||
#define DBGU_CIDR_old 0xFFFFF240
|
||||
#define CKGR_MCFR_old 0xFFFFFC24
|
||||
#define CKGR_MCFR_MAINRDY_old 0x10000
|
||||
#define CKGR_PLLR_old 0xFFFFFC2c
|
||||
#define CKGR_PLLR_DIV_old 0xff
|
||||
#define CKGR_PLLR_MUL_old 0x07ff0000
|
||||
#define PMC_MCKR_old 0xFFFFFC30
|
||||
#define PMC_MCKR_CSS_old 0x03
|
||||
#define PMC_MCKR_PRES_old 0x1c
|
||||
|
||||
/* Flash Controller Commands */
|
||||
#define WP_old 0x01
|
||||
#define SLB_old 0x02
|
||||
#define WPL_old 0x03
|
||||
#define CLB_old 0x04
|
||||
#define EA_old 0x08
|
||||
#define SGPB_old 0x0B
|
||||
#define CGPB_old 0x0D
|
||||
#define SSB_old 0x0F
|
||||
|
||||
/* MC_FSR bit definitions */
|
||||
#define MC_FSR_FRDY_old 1
|
||||
#define MC_FSR_EOL_old 2
|
||||
|
||||
/* AT91SAM7 constants */
|
||||
#define RC_FREQ_old 32000
|
||||
|
||||
/* FLASH_TIMING_MODES */
|
||||
#define FMR_TIMING_NONE_old 0
|
||||
#define FMR_TIMING_NVBITS_old 1
|
||||
#define FMR_TIMING_FLASH_old 2
|
||||
|
||||
#endif /* AT91SAM7_OLD_H */
|
|
@ -67,6 +67,7 @@ flash_bank_t *get_flash_bank_by_addr(target_t *target, u32 addr);
|
|||
extern flash_driver_t lpc2000_flash;
|
||||
extern flash_driver_t cfi_flash;
|
||||
extern flash_driver_t at91sam7_flash;
|
||||
extern flash_driver_t at91sam7_old_flash;
|
||||
extern flash_driver_t str7x_flash;
|
||||
extern flash_driver_t str9x_flash;
|
||||
extern flash_driver_t aduc702x_flash;
|
||||
|
@ -78,24 +79,26 @@ extern flash_driver_t ecosflash_flash;
|
|||
extern flash_driver_t lpc288x_flash;
|
||||
extern flash_driver_t ocl_flash;
|
||||
|
||||
flash_driver_t *flash_drivers[] =
|
||||
{
|
||||
&lpc2000_flash,
|
||||
&cfi_flash,
|
||||
&at91sam7_flash,
|
||||
&str7x_flash,
|
||||
&str9x_flash,
|
||||
&aduc702x_flash,
|
||||
&stellaris_flash,
|
||||
&str9xpec_flash,
|
||||
&stm32x_flash,
|
||||
&tms470_flash,
|
||||
&ecosflash_flash,
|
||||
&lpc288x_flash,
|
||||
&ocl_flash,
|
||||
NULL,
|
||||
flash_driver_t *flash_drivers[] = {
|
||||
&lpc2000_flash,
|
||||
&cfi_flash,
|
||||
&at91sam7_flash,
|
||||
&at91sam7_old_flash,
|
||||
&str7x_flash,
|
||||
&str9x_flash,
|
||||
&aduc702x_flash,
|
||||
&stellaris_flash,
|
||||
&str9xpec_flash,
|
||||
&stm32x_flash,
|
||||
&tms470_flash,
|
||||
&ecosflash_flash,
|
||||
&lpc288x_flash,
|
||||
&ocl_flash,
|
||||
NULL,
|
||||
};
|
||||
|
||||
|
||||
|
||||
flash_bank_t *flash_banks;
|
||||
static command_t *flash_cmd;
|
||||
|
||||
|
@ -379,7 +382,7 @@ int handle_flash_info_command(struct command_context_s *cmd_ctx, char *cmd, char
|
|||
else
|
||||
protect_state = "protection state unknown";
|
||||
|
||||
command_print(cmd_ctx, "\t#%i: 0x%8.8x (0x%x %ikB) %s",
|
||||
command_print(cmd_ctx, "\t#%3i: 0x%8.8x (0x%x %ikB) %s",
|
||||
j, p->sectors[j].offset, p->sectors[j].size, p->sectors[j].size>>10,
|
||||
protect_state);
|
||||
}
|
||||
|
@ -466,7 +469,7 @@ int handle_flash_erase_check_command(struct command_context_s *cmd_ctx, char *cm
|
|||
else
|
||||
erase_state = "erase state unknown";
|
||||
|
||||
command_print(cmd_ctx, "\t#%i: 0x%8.8x (0x%x %ikB) %s",
|
||||
command_print(cmd_ctx, "\t#%3i: 0x%8.8x (0x%x %ikB) %s",
|
||||
j, p->sectors[j].offset, p->sectors[j].size, p->sectors[j].size>>10,
|
||||
erase_state);
|
||||
}
|
||||
|
|
|
@ -68,6 +68,7 @@ typedef struct flash_bank_s
|
|||
target_t *target;
|
||||
flash_driver_t *driver;
|
||||
void *driver_priv;
|
||||
int bank_number;
|
||||
u32 base;
|
||||
u32 size;
|
||||
int chip_width;
|
||||
|
@ -91,13 +92,13 @@ extern flash_bank_t *get_flash_bank_by_num(int num);
|
|||
extern flash_bank_t *get_flash_bank_by_num_noprobe(int num);
|
||||
extern flash_bank_t *get_flash_bank_by_addr(target_t *target, u32 addr);
|
||||
|
||||
#define ERROR_FLASH_BANK_INVALID (-900)
|
||||
#define ERROR_FLASH_SECTOR_INVALID (-901)
|
||||
#define ERROR_FLASH_OPERATION_FAILED (-902)
|
||||
#define ERROR_FLASH_DST_OUT_OF_BANK (-903)
|
||||
#define ERROR_FLASH_DST_BREAKS_ALIGNMENT (-904)
|
||||
#define ERROR_FLASH_BUSY (-905)
|
||||
#define ERROR_FLASH_SECTOR_NOT_ERASED (-906)
|
||||
#define ERROR_FLASH_BANK_NOT_PROBED (-907)
|
||||
#define ERROR_FLASH_BANK_INVALID (-900)
|
||||
#define ERROR_FLASH_SECTOR_INVALID (-901)
|
||||
#define ERROR_FLASH_OPERATION_FAILED (-902)
|
||||
#define ERROR_FLASH_DST_OUT_OF_BANK (-903)
|
||||
#define ERROR_FLASH_DST_BREAKS_ALIGNMENT (-904)
|
||||
#define ERROR_FLASH_BUSY (-905)
|
||||
#define ERROR_FLASH_SECTOR_NOT_ERASED (-906)
|
||||
#define ERROR_FLASH_BANK_NOT_PROBED (-907)
|
||||
|
||||
#endif /* FLASH_H */
|
||||
|
|
Loading…
Reference in New Issue