117 lines
3.3 KiB
C
117 lines
3.3 KiB
C
/* MSPDebug - debugging tool for MSP430 MCUs
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* Copyright (C) 2009-2012 Daniel Beer
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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 Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef V3HIL_H_
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#define V3HIL_H_
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#include "hal_proto.h"
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#include "chipinfo.h"
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#include "util.h"
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#include "device.h"
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#include "transport.h"
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/* Clock calibration data */
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struct v3hil_calibrate {
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uint8_t is_cal;
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/* Calibration parameters for write/erase funclets */
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uint16_t cal0;
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uint16_t cal1;
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};
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struct v3hil {
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struct hal_proto hal;
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const struct chipinfo *chip;
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/* 0x89 is old-style CPU */
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uint8_t jtag_id;
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/* Lower 8 bits of saved WDTCTL */
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uint8_t wdtctl;
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/* Is this a v2 or v3 firmware running on the eZ-FET? */
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uint16_t proto_ver;
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/* Register cache: this must be flushed before restoring context
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* and updated after saving context.
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*/
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address_t regs[DEVICE_NUM_REGS];
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struct v3hil_calibrate cal;
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};
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/* Initialize data, associate transport */
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void v3hil_init(struct v3hil *h, transport_t trans,
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hal_proto_flags_t flags);
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/* Reset communications and probe HAL. */
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int v3hil_comm_init(struct v3hil *h);
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/* Set voltage */
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int v3hil_set_vcc(struct v3hil *h, int vcc_mv);
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/* Start/stop JTAG controller */
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typedef enum {
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V3HIL_JTAG_JTAG = 0,
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V3HIL_JTAG_SPYBIWIRE = 1
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} v3hil_jtag_type_t;
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int v3hil_start_jtag(struct v3hil *h, v3hil_jtag_type_t);
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int v3hil_stop_jtag(struct v3hil *h);
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/* Synchronize JTAG and reset the chip. This is the only operation which
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* can be done pre-configuration.
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*/
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int v3hil_sync(struct v3hil *h);
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/* Run the chip identification procedure. chip will be filled out if
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* this is successful. This calls v3hil_sync().
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*/
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int v3hil_identify(struct v3hil *h);
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/* Configure for the current chip */
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int v3hil_configure(struct v3hil *h);
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/* Read/write memory. LSB of address and size are ignored. Number of
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* bytes read is returned, which may be less than requested if a memory
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* map boundary is crossed.
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*/
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int v3hil_read(struct v3hil *h, address_t addr,
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uint8_t *mem, address_t size);
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int v3hil_write(struct v3hil *h, address_t addr,
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const uint8_t *mem, address_t size);
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/* Erase flash. If address is specified, a segment erase is performed.
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* Otherwise, ADDRESS_NONE indicates that a main memory erase should be
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* performed.
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*/
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int v3hil_erase(struct v3hil *h, address_t segment);
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/* Read/write register cache. */
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int v3hil_update_regs(struct v3hil *h);
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int v3hil_flush_regs(struct v3hil *h);
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/* Restore context (run) and save context (halt). */
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int v3hil_context_restore(struct v3hil *h, int free);
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int v3hil_context_save(struct v3hil *h);
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/* Single-step the CPU. You must handle the register cache yourself. */
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int v3hil_single_step(struct v3hil *h);
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#endif
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