- added missing AT91RM9200 files
- bumped OpenOCD version date git-svn-id: svn://svn.berlios.de/openocd/trunk@91 b42882b7-edfa-0310-969c-e2dbd0fdcd60
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drath
parent
3acb107b9a
commit
4cdb7c5a53
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#daemon configuration
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telnet_port 4444
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gdb_port 3333
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#interface
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interface at91rm9200
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at91rm9200_device rea_ecr
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jtag_speed 0
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reset_config srst_only
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#jtag scan chain
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#format L IRC IRCM IDCODE (Length, IR Capture, IR Capture Mask, IDCODE)
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jtag_device 4 0x1 0xf 0xe
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#target configuration
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daemon_startup reset
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#target <type> <startup mode>
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#target arm7tdmi <reset mode> <chainpos> <endianness> <variant>
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target arm7tdmi little reset_halt 0 arm7tdmi
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target_script 0 reset at91sam7_ecr.script
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working_area 0 0x40000000 0x40000 nobackup
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#flash configuration
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flash bank at91sam7 0 0 0 0 0
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@ -0,0 +1,10 @@
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mww 0xfffffd44 0x00008000 # disable watchdog
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mww 0xfffffd08 0xa5000001 # enable user reset
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mww 0xfffffc20 0x00000601 # CKGR_MOR : enable the main oscillator
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sleep 10
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mww 0xfffffc2c 0x12560a64 # CKGR_PLLR: 119.8MHz (DIV=100,MUL=598+1)
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sleep 10
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mww 0xfffffc30 0x00000007 # PMC_MCKR : MCK = PLL / 2 = 59.9MHz
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sleep 10
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mww 0xffffff60 0x003c0100 # MC_FMR: flash mode (FWS=1,FMCN=60)
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arm7_9 force_hw_bkpts enable # program resides in flash
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@ -0,0 +1,294 @@
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/***************************************************************************
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* Copyright (C) 2006 by Anders Larsen *
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* al@alarsen.net *
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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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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "log.h"
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#include "jtag.h"
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#include "bitbang.h"
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/* system includes */
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#include <sys/io.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <sys/mman.h>
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#include <unistd.h>
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#include <fcntl.h>
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/* AT91RM9200 */
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#define AT91C_BASE_SYS (0xfffff000)
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/* GPIO assignment */
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#define PIOA (0 << 7)
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#define PIOB (1 << 7)
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#define PIOC (2 << 7)
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#define PIOD (3 << 7)
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#define PIO_PER (0) /* PIO enable */
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#define PIO_OER (4) /* output enable */
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#define PIO_ODR (5) /* output disable */
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#define PIO_SODR (12) /* set output data */
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#define PIO_CODR (13) /* clear output data */
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#define PIO_PDSR (15) /* pin data status */
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#define PIO_PPUER (25) /* pull-up enable */
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#define NC (0) /* not connected */
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#define P0 (1 << 0)
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#define P1 (1 << 1)
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#define P2 (1 << 2)
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#define P3 (1 << 3)
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#define P4 (1 << 4)
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#define P5 (1 << 5)
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#define P6 (1 << 6)
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#define P7 (1 << 7)
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#define P8 (1 << 8)
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#define P9 (1 << 9)
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#define P10 (1 << 10)
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#define P11 (1 << 11)
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#define P12 (1 << 12)
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#define P13 (1 << 13)
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#define P14 (1 << 14)
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#define P15 (1 << 15)
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#define P16 (1 << 16)
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#define P17 (1 << 17)
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#define P18 (1 << 18)
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#define P19 (1 << 19)
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#define P20 (1 << 20)
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#define P21 (1 << 21)
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#define P22 (1 << 22)
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#define P23 (1 << 23)
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#define P24 (1 << 24)
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#define P25 (1 << 25)
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#define P26 (1 << 26)
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#define P27 (1 << 27)
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#define P28 (1 << 28)
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#define P29 (1 << 29)
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#define P30 (1 << 30)
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#define P31 (1 << 31)
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struct device_t
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{
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char* name;
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int TDO_PIO; /* PIO holding TDO */
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u32 TDO_MASK; /* TDO bitmask */
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int TRST_PIO; /* PIO holding TRST */
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u32 TRST_MASK; /* TRST bitmask */
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int TMS_PIO; /* PIO holding TMS */
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u32 TMS_MASK; /* TMS bitmask */
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int TCK_PIO; /* PIO holding TCK */
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u32 TCK_MASK; /* TCK bitmask */
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int TDI_PIO; /* PIO holding TDI */
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u32 TDI_MASK; /* TDI bitmask */
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int SRST_PIO; /* PIO holding SRST */
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u32 SRST_MASK; /* SRST bitmask */
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};
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struct device_t devices[] =
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{
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{ "rea_ecr", PIOD, P27, PIOA, NC, PIOD, P23, PIOD, P24, PIOD, P26, PIOC, P5 },
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{ NULL, 0 }
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};
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/* configuration */
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char* at91rm9200_device;
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/* interface variables
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*/
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static struct device_t* device;
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static int dev_mem_fd;
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static void *sys_controller;
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static u32* pio_base;
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/* low level command set
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*/
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int at91rm9200_read(void);
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void at91rm9200_write(int tck, int tms, int tdi);
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void at91rm9200_reset(int trst, int srst);
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int at91rm9200_speed(int speed);
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int at91rm9200_register_commands(struct command_context_s *cmd_ctx);
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int at91rm9200_init(void);
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int at91rm9200_quit(void);
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jtag_interface_t at91rm9200_interface =
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{
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.name = "at91rm9200",
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.execute_queue = bitbang_execute_queue,
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.support_pathmove = 0,
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.speed = at91rm9200_speed,
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.register_commands = at91rm9200_register_commands,
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.init = at91rm9200_init,
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.quit = at91rm9200_quit,
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};
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bitbang_interface_t at91rm9200_bitbang =
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{
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.read = at91rm9200_read,
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.write = at91rm9200_write,
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.reset = at91rm9200_reset
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};
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int at91rm9200_read(void)
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{
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return (pio_base[device->TDO_PIO + PIO_PDSR] & device->TDO_MASK) != 0;
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}
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void at91rm9200_write(int tck, int tms, int tdi)
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{
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if (tck)
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pio_base[device->TCK_PIO + PIO_SODR] = device->TCK_MASK;
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else
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pio_base[device->TCK_PIO + PIO_CODR] = device->TCK_MASK;
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if (tms)
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pio_base[device->TMS_PIO + PIO_SODR] = device->TMS_MASK;
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else
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pio_base[device->TMS_PIO + PIO_CODR] = device->TMS_MASK;
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if (tdi)
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pio_base[device->TDI_PIO + PIO_SODR] = device->TDI_MASK;
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else
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pio_base[device->TDI_PIO + PIO_CODR] = device->TDI_MASK;
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}
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/* (1) assert or (0) deassert reset lines */
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void at91rm9200_reset(int trst, int srst)
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{
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if (trst == 0)
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pio_base[device->TRST_PIO + PIO_SODR] = device->TRST_MASK;
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else if (trst == 1)
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pio_base[device->TRST_PIO + PIO_CODR] = device->TRST_MASK;
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if (srst == 0)
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pio_base[device->SRST_PIO + PIO_SODR] = device->SRST_MASK;
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else if (srst == 1)
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pio_base[device->SRST_PIO + PIO_CODR] = device->SRST_MASK;
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}
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int at91rm9200_speed(int speed)
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{
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return ERROR_OK;
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}
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int at91rm9200_handle_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
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{
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if (argc == 0)
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return ERROR_OK;
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/* only if the device name wasn't overwritten by cmdline */
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if (at91rm9200_device == 0)
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{
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at91rm9200_device = malloc(strlen(args[0]) + sizeof(char));
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strcpy(at91rm9200_device, args[0]);
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}
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return ERROR_OK;
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}
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int at91rm9200_register_commands(struct command_context_s *cmd_ctx)
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{
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register_command(cmd_ctx, NULL, "at91rm9200_device", at91rm9200_handle_device_command,
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COMMAND_CONFIG, NULL);
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return ERROR_OK;
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}
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int at91rm9200_init(void)
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{
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int ret;
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struct device_t *cur_device;
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cur_device = devices;
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if (at91rm9200_device == NULL || at91rm9200_device[0] == 0)
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{
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at91rm9200_device = "rea_ecr";
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WARNING("No at91rm9200 device specified, using default 'rea_ecr'");
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}
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while (cur_device->name)
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{
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if (strcmp(cur_device->name, at91rm9200_device) == 0)
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{
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device = cur_device;
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break;
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}
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cur_device++;
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}
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if (!device)
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{
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ERROR("No matching device found for %s", at91rm9200_device);
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return ERROR_JTAG_INIT_FAILED;
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}
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bitbang_interface = &at91rm9200_bitbang;
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dev_mem_fd = open("/dev/mem", O_RDWR | O_SYNC);
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if (dev_mem_fd < 0) {
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perror("open");
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return ERROR_JTAG_INIT_FAILED;
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}
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sys_controller = mmap(NULL, 4096, PROT_READ | PROT_WRITE,
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MAP_SHARED, dev_mem_fd, AT91C_BASE_SYS);
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if (sys_controller == MAP_FAILED) {
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perror("mmap");
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close(dev_mem_fd);
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return ERROR_JTAG_INIT_FAILED;
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}
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pio_base = (u32*)sys_controller + 0x100;
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/*
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* Configure TDO as an input, and TDI, TCK, TMS, TRST, SRST
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* as outputs. Drive TDI and TCK low, and TMS/TRST/SRST high.
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*/
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pio_base[device->TDI_PIO + PIO_CODR] = device->TDI_MASK;
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pio_base[device->TDI_PIO + PIO_OER] = device->TDI_MASK;
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pio_base[device->TDI_PIO + PIO_PER] = device->TDI_MASK;
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pio_base[device->TCK_PIO + PIO_CODR] = device->TCK_MASK;
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pio_base[device->TCK_PIO + PIO_OER] = device->TCK_MASK;
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pio_base[device->TCK_PIO + PIO_PER] = device->TCK_MASK;
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pio_base[device->TMS_PIO + PIO_SODR] = device->TMS_MASK;
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pio_base[device->TMS_PIO + PIO_OER] = device->TMS_MASK;
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pio_base[device->TMS_PIO + PIO_PER] = device->TMS_MASK;
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pio_base[device->TRST_PIO + PIO_SODR] = device->TRST_MASK;
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pio_base[device->TRST_PIO + PIO_OER] = device->TRST_MASK;
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pio_base[device->TRST_PIO + PIO_PER] = device->TRST_MASK;
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pio_base[device->SRST_PIO + PIO_SODR] = device->SRST_MASK;
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pio_base[device->SRST_PIO + PIO_OER] = device->SRST_MASK;
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pio_base[device->SRST_PIO + PIO_PER] = device->SRST_MASK;
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pio_base[device->TDO_PIO + PIO_ODR] = device->TDO_MASK;
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pio_base[device->TDO_PIO + PIO_PPUER] = device->TDO_MASK;
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pio_base[device->TDO_PIO + PIO_PER] = device->TDO_MASK;
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return ERROR_OK;
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}
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int at91rm9200_quit(void)
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{
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return ERROR_OK;
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}
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@ -18,7 +18,7 @@
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#define OPENOCD_VERSION "Open On-Chip Debugger (2006-08-20 17:00 CEST)"
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#define OPENOCD_VERSION "Open On-Chip Debugger (2006-08-31 15:00 CEST)"
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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