fet3: driver for eZ-FET debuggers.
This driver is experimental. It supports flash/memory access and basic CPU control. It doesn't support breakpoints.
This commit is contained in:
Daniel Beer
parent
8ec807fe20
commit
0e58358bb1
3
Makefile
3
Makefile
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@ -146,6 +146,9 @@ OBJ=\
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drivers/pif.o \
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drivers/pif.o \
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drivers/loadbsl.o \
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drivers/loadbsl.o \
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drivers/loadbsl_fw.o \
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drivers/loadbsl_fw.o \
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drivers/hal_proto.o \
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drivers/v3hil.o \
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drivers/fet3.o \
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formats/binfile.o \
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formats/binfile.o \
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formats/coff.o \
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formats/coff.o \
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formats/elf32.o \
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formats/elf32.o \
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@ -0,0 +1,308 @@
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/* 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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#include <stdlib.h>
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#include <string.h>
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#include "util/ctrlc.h"
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#include "dis.h"
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#include "output.h"
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#include "comport.h"
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#include "cdc_acm.h"
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#include "fet3.h"
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#include "chipinfo.h"
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#include "v3hil.h"
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struct fet3 {
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struct device base;
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struct v3hil hil;
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};
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static int fet3_readmem(device_t dev_base, address_t addr,
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uint8_t *mem, address_t len)
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{
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struct fet3 *fet = (struct fet3 *)dev_base;
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if (addr & 1) {
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uint8_t word[2];
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if (v3hil_read(&fet->hil, addr - 1, word, 2) < 0)
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return -1;
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mem[0] = word[1];
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addr++;
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len--;
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}
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while (len >= 2) {
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int r = 128;
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if (r > len)
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r = len;
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r = v3hil_read(&fet->hil, addr, mem, r & ~1);
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if (r < 0)
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return -1;
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addr += r;
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mem += r;
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len -= r;
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}
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if (len) {
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uint8_t word[2];
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if (v3hil_read(&fet->hil, addr, word, 2) < 0)
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return -1;
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mem[0] = word[0];
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addr++;
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len--;
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}
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return 0;
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}
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static int fet3_writemem(device_t dev_base, address_t addr,
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const uint8_t *mem, address_t len)
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{
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struct fet3 *fet = (struct fet3 *)dev_base;
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if (addr & 1) {
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uint8_t word[2];
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if (v3hil_read(&fet->hil, addr - 1, word, 2) < 0)
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return -1;
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word[1] = mem[0];
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if (v3hil_write(&fet->hil, addr - 1, word, 2) < 0)
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return -1;
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addr++;
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len--;
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}
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while (len >= 2) {
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int r = 128;
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if (r > len)
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r = len;
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r = v3hil_write(&fet->hil, addr, mem, r & ~1);
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if (r < 0)
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return -1;
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addr += r;
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mem += r;
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len -= r;
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}
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if (len) {
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uint8_t word[2];
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if (v3hil_read(&fet->hil, addr, word, 2) < 0)
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return -1;
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word[0] = mem[0];
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if (v3hil_write(&fet->hil, addr, word, 2) < 0)
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return -1;
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addr++;
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len--;
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}
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return 0;
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}
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static int fet3_setregs(device_t dev_base, const address_t *regs)
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{
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struct fet3 *fet = (struct fet3 *)dev_base;
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memcpy(fet->hil.regs, regs, sizeof(fet->hil.regs));
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return -1;
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}
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static int fet3_getregs(device_t dev_base, address_t *regs)
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{
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struct fet3 *fet = (struct fet3 *)dev_base;
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memcpy(regs, fet->hil.regs, sizeof(fet->hil.regs));
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return 0;
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}
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static int fet3_ctl(device_t dev_base, device_ctl_t type)
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{
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struct fet3 *fet = (struct fet3 *)dev_base;
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switch (type) {
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case DEVICE_CTL_RESET:
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if (v3hil_sync(&fet->hil) < 0)
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return -1;
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return v3hil_update_regs(&fet->hil);
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case DEVICE_CTL_RUN:
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if (v3hil_flush_regs(&fet->hil) < 0)
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return -1;
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return v3hil_context_restore(&fet->hil, 0);
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case DEVICE_CTL_HALT:
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if (v3hil_context_save(&fet->hil) < 0)
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return -1;
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return v3hil_update_regs(&fet->hil);
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case DEVICE_CTL_STEP:
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if (v3hil_flush_regs(&fet->hil) < 0)
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return -1;
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if (v3hil_single_step(&fet->hil) < 0)
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return -1;
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return v3hil_update_regs(&fet->hil);
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}
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return 0;
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}
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static device_status_t fet3_poll(device_t dev_base)
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{
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/* We don't support breakpoints yet, so there's nothing to poll
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* for.
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*/
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delay_ms(500);
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if (ctrlc_check())
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return DEVICE_STATUS_INTR;
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return DEVICE_STATUS_RUNNING;
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}
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static int fet3_erase(device_t dev_base, device_erase_type_t type,
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address_t addr)
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{
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struct fet3 *fet = (struct fet3 *)dev_base;
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if (type == DEVICE_ERASE_ALL) {
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printc_err("fet3: mass erase is not supported\n");
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return -1;
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}
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return v3hil_erase(&fet->hil,
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(type == DEVICE_ERASE_MAIN) ? ADDRESS_NONE : addr);
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}
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static int debug_init(struct fet3 *fet, const struct device_args *args)
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{
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if (v3hil_comm_init(&fet->hil) < 0)
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return -1;
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printc_dbg("Set VCC: %d mV\n", args->vcc_mv);
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if (v3hil_set_vcc(&fet->hil, args->vcc_mv) < 0)
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return -1;
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printc_dbg("Starting interface...\n");
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if (v3hil_start_jtag(&fet->hil,
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(args->flags & DEVICE_FLAG_JTAG) ?
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V3HIL_JTAG_JTAG : V3HIL_JTAG_SPYBIWIRE) < 0)
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return -1;
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if (args->forced_chip_id) {
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fet->hil.chip = chipinfo_find_by_name(args->forced_chip_id);
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if (!fet->hil.chip) {
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printc_err("fet3: unknown chip: %s\n",
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args->forced_chip_id);
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goto fail_stop_jtag;
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}
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} else {
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if (v3hil_identify(&fet->hil) < 0)
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goto fail_stop_jtag;
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}
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if (v3hil_configure(&fet->hil) < 0)
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goto fail_stop_jtag;
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if (v3hil_update_regs(&fet->hil) < 0)
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goto fail_stop_jtag;
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return 0;
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fail_stop_jtag:
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v3hil_stop_jtag(&fet->hil);
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return -1;
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}
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static device_t fet3_open(const struct device_args *args)
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{
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struct fet3 *fet;
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transport_t trans;
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if (args->flags & DEVICE_FLAG_TTY)
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trans = comport_open(args->path, 460800);
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else
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trans = cdc_acm_open(args->path, args->requested_serial,
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460800, 0x2047, 0x0013);
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if (!trans) {
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printc_err("fet3: failed to open transport\n");
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return NULL;
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}
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fet = malloc(sizeof(*fet));
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if (!fet) {
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printc_err("fet3: malloc: %s\n", last_error());
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trans->ops->destroy(trans);
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return NULL;
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}
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memset(fet, 0, sizeof(*fet));
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fet->base.type = &device_ezfet;
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/* Breakpoints aren't supported yet */
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fet->base.max_breakpoints = 0;
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v3hil_init(&fet->hil, trans, 0);
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if (debug_init(fet, args) < 0) {
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trans->ops->destroy(trans);
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free(fet);
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return NULL;
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}
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return &fet->base;
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}
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static void fet3_destroy(device_t dev_base)
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{
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struct fet3 *fet = (struct fet3 *)dev_base;
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transport_t tr = fet->hil.hal.trans;
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v3hil_flush_regs(&fet->hil);
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v3hil_context_restore(&fet->hil, 1);
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v3hil_stop_jtag(&fet->hil);
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tr->ops->destroy(tr);
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free(fet);
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}
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const struct device_class device_ezfet = {
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.name = "ezfet",
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.help = "Texas Instruments eZ-FET",
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.open = fet3_open,
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.destroy = fet3_destroy,
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.readmem = fet3_readmem,
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.writemem = fet3_writemem,
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.getregs = fet3_getregs,
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.setregs = fet3_setregs,
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.ctl = fet3_ctl,
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.poll = fet3_poll,
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.erase = fet3_erase
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};
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@ -0,0 +1,27 @@
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/* MSPDebug - debugging tool for MSP430 MCUs
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|
* Copyright (C) 2009-2012 Daniel Beer
|
||||||
|
*
|
||||||
|
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
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|
*/
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|
#ifndef FET3_H_
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#define FET3_H_
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|
|
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|
#include "device.h"
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|
|
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/* eZ-FET */
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extern const struct device_class device_ezfet;
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#endif
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@ -0,0 +1,196 @@
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/* MSPDebug - debugging tool for MSP430 MCUs
|
||||||
|
* Copyright (C) 2009-2013 Daniel Beer
|
||||||
|
*
|
||||||
|
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||||||
|
*/
|
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|
|
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|
#include <string.h>
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|
#include "util.h"
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|
#include "output.h"
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#include "hal_proto.h"
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|
void hal_proto_init(struct hal_proto *p, transport_t trans,
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|
hal_proto_flags_t flags)
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|
{
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|
memset(p, 0, sizeof(*p));
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|
|
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|
p->trans = trans;
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|
p->flags = flags;
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|
p->ref_id = 0;
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|
}
|
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|
|
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int hal_proto_send(struct hal_proto *p, hal_proto_type_t type,
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|
const uint8_t *data, int length)
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|
{
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||||||
|
uint8_t buf[512];
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|
size_t len = 0;
|
||||||
|
|
||||||
|
if (length > HAL_MAX_PAYLOAD) {
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|
printc_err("hal_proto_send: payload too long: %d\n", length);
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||||||
|
return -1;
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||||||
|
}
|
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|
|
||||||
|
buf[len++] = length + 3;
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|
buf[len++] = type;
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||||||
|
buf[len++] = p->ref_id;
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|
buf[len++] = 0;
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||||||
|
|
||||||
|
p->ref_id = (p->ref_id + 1) & 0x7f;
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|
|
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|
memcpy(buf + len, data, length);
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|
len += length;
|
||||||
|
|
||||||
|
if (len & 1)
|
||||||
|
buf[len++] = 0;
|
||||||
|
|
||||||
|
if (p->flags & HAL_PROTO_CHECKSUM) {
|
||||||
|
size_t i;
|
||||||
|
uint8_t sum_l = 0xff;
|
||||||
|
uint8_t sum_h = 0xff;
|
||||||
|
|
||||||
|
for (i = 0; i < len; i += 2) {
|
||||||
|
sum_l ^= buf[i];
|
||||||
|
sum_h ^= buf[i + 1];
|
||||||
|
}
|
||||||
|
|
||||||
|
buf[len++] = sum_l;
|
||||||
|
buf[len++] = sum_h;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (p->trans->ops->send(p->trans, buf, len) < 0) {
|
||||||
|
printc_err("hal_proto_send: type: 0x%02x\n", type);
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
int hal_proto_receive(struct hal_proto *p, uint8_t *buf, int max_len)
|
||||||
|
{
|
||||||
|
uint8_t rx_buf[512];
|
||||||
|
uint8_t sum_h = 0xff;
|
||||||
|
uint8_t sum_l = 0xff;
|
||||||
|
int rx_len = 0;
|
||||||
|
int len;
|
||||||
|
int i;
|
||||||
|
|
||||||
|
for (;;) {
|
||||||
|
int r = p->trans->ops->recv(p->trans, rx_buf + rx_len,
|
||||||
|
sizeof(rx_buf) - rx_len);
|
||||||
|
|
||||||
|
if (r <= 0) {
|
||||||
|
printc_err("hal_proto_recv: read error\n");
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
|
||||||
|
rx_len += r;
|
||||||
|
|
||||||
|
if (rx_len) {
|
||||||
|
const size_t expect_len =
|
||||||
|
rx_buf[0] + 4 - (rx_buf[0] & 1);
|
||||||
|
|
||||||
|
if (rx_len == expect_len)
|
||||||
|
break;
|
||||||
|
|
||||||
|
if (rx_len > expect_len) {
|
||||||
|
printc_err("hal_proto_recv: length "
|
||||||
|
"mismatch\n");
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
if (rx_len < 6) {
|
||||||
|
printc_err("hal_proto_recv: short read: %d\n", rx_len);
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
|
||||||
|
for (i = 0; i < rx_len; i += 2) {
|
||||||
|
sum_h ^= rx_buf[i];
|
||||||
|
sum_l ^= rx_buf[i + 1];
|
||||||
|
}
|
||||||
|
|
||||||
|
if (sum_h || sum_l) {
|
||||||
|
printc_err("hal_proto_recv: bad checksum\n");
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
|
||||||
|
len = rx_buf[0] - 3;
|
||||||
|
p->type = rx_buf[1];
|
||||||
|
p->ref = rx_buf[2];
|
||||||
|
p->seq = rx_buf[3];
|
||||||
|
|
||||||
|
if (len > max_len) {
|
||||||
|
printc_err("hal_proto_recv: reply too long\n");
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
|
||||||
|
memcpy(buf, rx_buf + 4, len);
|
||||||
|
return len;
|
||||||
|
}
|
||||||
|
|
||||||
|
int hal_proto_execute(struct hal_proto *p, uint8_t fid,
|
||||||
|
const uint8_t *data, int len)
|
||||||
|
{
|
||||||
|
uint8_t fdata[HAL_MAX_PAYLOAD];
|
||||||
|
|
||||||
|
if (len + 2 > HAL_MAX_PAYLOAD) {
|
||||||
|
printc_err("hal_proto_execute: payload too big: %d\n", len);
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
|
||||||
|
fdata[0] = fid;
|
||||||
|
fdata[1] = 0;
|
||||||
|
memcpy(fdata + 2, data, len);
|
||||||
|
|
||||||
|
if (hal_proto_send(p, HAL_PROTO_TYPE_CMD_EXECUTE, fdata, len + 2) < 0)
|
||||||
|
goto fail;
|
||||||
|
|
||||||
|
p->length = 0;
|
||||||
|
|
||||||
|
do {
|
||||||
|
int r = hal_proto_receive(p, p->payload + p->length,
|
||||||
|
sizeof(p->payload) - p->length);
|
||||||
|
|
||||||
|
if (r < 0)
|
||||||
|
goto fail;
|
||||||
|
|
||||||
|
if ((p->type == HAL_PROTO_TYPE_EXCEPTION) && (r >= 2)) {
|
||||||
|
printc_err("hal_proto_execute: HAL exception: 0x%04x\n",
|
||||||
|
LE_WORD(p->payload, p->length));
|
||||||
|
goto fail;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (p->type == HAL_PROTO_TYPE_ACKNOWLEDGE)
|
||||||
|
break;
|
||||||
|
|
||||||
|
if (p->type != HAL_PROTO_TYPE_DATA) {
|
||||||
|
printc_err("hal_proto_execute: no data "
|
||||||
|
"(got type 0x%02x)\n", p->type);
|
||||||
|
goto fail;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (hal_proto_send(p, HAL_PROTO_TYPE_ACKNOWLEDGE, NULL, 0) < 0)
|
||||||
|
goto fail;
|
||||||
|
|
||||||
|
p->length += r;
|
||||||
|
} while (p->ref & 0x80);
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
fail:
|
||||||
|
printc_err("hal_proto_execute: fid: 0x%02x\n", fid);
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
|
@ -0,0 +1,100 @@
|
||||||
|
/* MSPDebug - debugging tool for MSP430 MCUs
|
||||||
|
* Copyright (C) 2009-2013 Daniel Beer
|
||||||
|
*
|
||||||
|
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef HAL_PROTO_H_
|
||||||
|
#define HAL_PROTO_H_
|
||||||
|
|
||||||
|
#include <stdint.h>
|
||||||
|
#include <stddef.h>
|
||||||
|
#include "transport.h"
|
||||||
|
|
||||||
|
/* Low-level HAL message types */
|
||||||
|
typedef enum {
|
||||||
|
HAL_PROTO_TYPE_UP_INIT = 0x51,
|
||||||
|
HAL_PROTO_TYPE_UP_ERASE = 0x52,
|
||||||
|
HAL_PROTO_TYPE_UP_WRITE = 0x53,
|
||||||
|
HAL_PROTO_TYPE_UP_READ = 0x54,
|
||||||
|
HAL_PROTO_TYPE_UP_CORE = 0x55,
|
||||||
|
HAL_PROTO_TYPE_DCDC_CALIBRATE = 0x56,
|
||||||
|
HAL_PROTO_TYPE_DCDC_INIT_INTERFACE = 0x57,
|
||||||
|
HAL_PROTO_TYPE_DCDC_SUB_MCU_VERSION = 0x58,
|
||||||
|
HAL_PROTO_TYPE_DCDC_LAYER_VERSION = 0x59,
|
||||||
|
HAL_PROTO_TYPE_DCDC_POWER_DOWN = 0x60,
|
||||||
|
HAL_PROTO_TYPE_DCDC_SET_VCC = 0x61,
|
||||||
|
HAL_PROTO_TYPE_DCDC_RESTART = 0x62,
|
||||||
|
HAL_PROTO_TYPE_CMD_LEGACY = 0x7e,
|
||||||
|
HAL_PROTO_TYPE_CMD_SYNC = 0x80,
|
||||||
|
HAL_PROTO_TYPE_CMD_EXECUTE = 0x81,
|
||||||
|
HAL_PROTO_TYPE_CMD_EXECUTE_LOOP = 0x82,
|
||||||
|
HAL_PROTO_TYPE_CMD_LOAD = 0x83,
|
||||||
|
HAL_PROTO_TYPE_CMD_LOAD_CONTINUED = 0x84,
|
||||||
|
HAL_PROTO_TYPE_CMD_DATA = 0x85,
|
||||||
|
HAL_PROTO_TYPE_CMD_KILL = 0x86,
|
||||||
|
HAL_PROTO_TYPE_CMD_MOVE = 0x87,
|
||||||
|
HAL_PROTO_TYPE_CMD_UNLOAD = 0x88,
|
||||||
|
HAL_PROTO_TYPE_CMD_BYPASS = 0x89,
|
||||||
|
HAL_PROTO_TYPE_CMD_EXECUTE_LOOP_CONT = 0x8a,
|
||||||
|
HAL_PROTO_TYPE_CMD_COM_RESET = 0x8b,
|
||||||
|
HAL_PROTO_TYPE_CMD_PAUSE_LOOP = 0x8c,
|
||||||
|
HAL_PROTO_TYPE_CMD_RESUME_LOOP = 0x8d,
|
||||||
|
HAL_PROTO_TYPE_ACKNOWLEDGE = 0x91,
|
||||||
|
HAL_PROTO_TYPE_EXCEPTION = 0x92,
|
||||||
|
HAL_PROTO_TYPE_DATA = 0x93,
|
||||||
|
HAL_PROTO_TYPE_DATA_REQUEST = 0x94,
|
||||||
|
HAL_PROTO_TYPE_STATUS = 0x95
|
||||||
|
} hal_proto_type_t;
|
||||||
|
|
||||||
|
typedef enum {
|
||||||
|
HAL_PROTO_CHECKSUM = 0x01
|
||||||
|
} hal_proto_flags_t;
|
||||||
|
|
||||||
|
#define HAL_MAX_PAYLOAD 253
|
||||||
|
|
||||||
|
struct hal_proto {
|
||||||
|
transport_t trans;
|
||||||
|
hal_proto_flags_t flags;
|
||||||
|
uint8_t ref_id;
|
||||||
|
|
||||||
|
/* Receive parameters */
|
||||||
|
hal_proto_type_t type;
|
||||||
|
uint8_t ref;
|
||||||
|
uint8_t seq;
|
||||||
|
|
||||||
|
/* Execute data */
|
||||||
|
int length;
|
||||||
|
uint8_t payload[4096];
|
||||||
|
};
|
||||||
|
|
||||||
|
/* Initialize a HAL protocol interpreter */
|
||||||
|
void hal_proto_init(struct hal_proto *p, transport_t trans,
|
||||||
|
hal_proto_flags_t flags);
|
||||||
|
|
||||||
|
/* Send a low-level HAL command */
|
||||||
|
int hal_proto_send(struct hal_proto *p, hal_proto_type_t type,
|
||||||
|
const uint8_t *data, int length);
|
||||||
|
|
||||||
|
/* Receive a low-level HAL response */
|
||||||
|
int hal_proto_receive(struct hal_proto *p, uint8_t *buf, int max_len);
|
||||||
|
|
||||||
|
/* Execute a high-level function. The reply data is kept in the payload
|
||||||
|
* buffer.
|
||||||
|
*/
|
||||||
|
int hal_proto_execute(struct hal_proto *p, uint8_t fid,
|
||||||
|
const uint8_t *data, int len);
|
||||||
|
|
||||||
|
#endif
|
||||||
File diff suppressed because it is too large
Load Diff
|
|
@ -0,0 +1,113 @@
|
||||||
|
/* MSPDebug - debugging tool for MSP430 MCUs
|
||||||
|
* Copyright (C) 2009-2012 Daniel Beer
|
||||||
|
*
|
||||||
|
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef V3HIL_H_
|
||||||
|
#define V3HIL_H_
|
||||||
|
|
||||||
|
#include "hal_proto.h"
|
||||||
|
#include "chipinfo.h"
|
||||||
|
#include "util.h"
|
||||||
|
#include "device.h"
|
||||||
|
#include "transport.h"
|
||||||
|
|
||||||
|
/* Clock calibration data */
|
||||||
|
struct v3hil_calibrate {
|
||||||
|
uint8_t is_cal;
|
||||||
|
|
||||||
|
/* Calibration parameters for write/erase funclets */
|
||||||
|
uint16_t cal0;
|
||||||
|
uint16_t cal1;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct v3hil {
|
||||||
|
struct hal_proto hal;
|
||||||
|
const struct chipinfo *chip;
|
||||||
|
|
||||||
|
/* 0x89 is old-style CPU */
|
||||||
|
uint8_t jtag_id;
|
||||||
|
|
||||||
|
/* Lower 8 bits of saved WDTCTL */
|
||||||
|
uint8_t wdtctl;
|
||||||
|
|
||||||
|
/* Register cache: this must be flushed before restoring context
|
||||||
|
* and updated after saving context.
|
||||||
|
*/
|
||||||
|
address_t regs[DEVICE_NUM_REGS];
|
||||||
|
|
||||||
|
struct v3hil_calibrate cal;
|
||||||
|
};
|
||||||
|
|
||||||
|
/* Initialize data, associate transport */
|
||||||
|
void v3hil_init(struct v3hil *h, transport_t trans,
|
||||||
|
hal_proto_flags_t flags);
|
||||||
|
|
||||||
|
/* Reset communications and probe HAL. */
|
||||||
|
int v3hil_comm_init(struct v3hil *h);
|
||||||
|
|
||||||
|
/* Set voltage */
|
||||||
|
int v3hil_set_vcc(struct v3hil *h, int vcc_mv);
|
||||||
|
|
||||||
|
/* Start/stop JTAG controller */
|
||||||
|
typedef enum {
|
||||||
|
V3HIL_JTAG_JTAG = 0,
|
||||||
|
V3HIL_JTAG_SPYBIWIRE = 1
|
||||||
|
} v3hil_jtag_type_t;
|
||||||
|
|
||||||
|
int v3hil_start_jtag(struct v3hil *h, v3hil_jtag_type_t);
|
||||||
|
int v3hil_stop_jtag(struct v3hil *h);
|
||||||
|
|
||||||
|
/* Synchronize JTAG and reset the chip. This is the only operation which
|
||||||
|
* can be done pre-configuration.
|
||||||
|
*/
|
||||||
|
int v3hil_sync(struct v3hil *h);
|
||||||
|
|
||||||
|
/* Run the chip identification procedure. chip will be filled out if
|
||||||
|
* this is successful. This calls v3hil_sync().
|
||||||
|
*/
|
||||||
|
int v3hil_identify(struct v3hil *h);
|
||||||
|
|
||||||
|
/* Configure for the current chip */
|
||||||
|
int v3hil_configure(struct v3hil *h);
|
||||||
|
|
||||||
|
/* Read/write memory. LSB of address and size are ignored. Number of
|
||||||
|
* bytes read is returned, which may be less than requested if a memory
|
||||||
|
* map boundary is crossed.
|
||||||
|
*/
|
||||||
|
int v3hil_read(struct v3hil *h, address_t addr,
|
||||||
|
uint8_t *mem, address_t size);
|
||||||
|
int v3hil_write(struct v3hil *h, address_t addr,
|
||||||
|
const uint8_t *mem, address_t size);
|
||||||
|
|
||||||
|
/* Erase flash. If address is specified, a segment erase is performed.
|
||||||
|
* Otherwise, ADDRESS_NONE indicates that a main memory erase should be
|
||||||
|
* performed.
|
||||||
|
*/
|
||||||
|
int v3hil_erase(struct v3hil *h, address_t segment);
|
||||||
|
|
||||||
|
/* Read/write register cache. */
|
||||||
|
int v3hil_update_regs(struct v3hil *h);
|
||||||
|
int v3hil_flush_regs(struct v3hil *h);
|
||||||
|
|
||||||
|
/* Restore context (run) and save context (halt). */
|
||||||
|
int v3hil_context_restore(struct v3hil *h, int free);
|
||||||
|
int v3hil_context_save(struct v3hil *h);
|
||||||
|
|
||||||
|
/* Single-step the CPU. You must handle the register cache yourself. */
|
||||||
|
int v3hil_single_step(struct v3hil *h);
|
||||||
|
|
||||||
|
#endif
|
||||||
|
|
@ -184,6 +184,9 @@ supported for Linux. A parallel port device must be specified via the
|
||||||
.IP "\fBload-bsl\fR"
|
.IP "\fBload-bsl\fR"
|
||||||
Connect to a USB bootloader. The stub bootloader will be used to load a
|
Connect to a USB bootloader. The stub bootloader will be used to load a
|
||||||
fuller-featured bootloader into RAM for execution.
|
fuller-featured bootloader into RAM for execution.
|
||||||
|
.IP "\fBezfet\fR"
|
||||||
|
This driver is for Texas Instruments' eZ-FET devices. It supports USB
|
||||||
|
and TTY access. It does not support breakpoint control.
|
||||||
.SH COMMANDS
|
.SH COMMANDS
|
||||||
MSPDebug can accept commands either through an interactive prompt, or
|
MSPDebug can accept commands either through an interactive prompt, or
|
||||||
non-interactively when specified on the command line. The supported
|
non-interactively when specified on the command line. The supported
|
||||||
|
|
|
||||||
|
|
@ -55,6 +55,7 @@
|
||||||
#include "input_async.h"
|
#include "input_async.h"
|
||||||
#include "pif.h"
|
#include "pif.h"
|
||||||
#include "loadbsl.h"
|
#include "loadbsl.h"
|
||||||
|
#include "fet3.h"
|
||||||
|
|
||||||
#ifdef __CYGWIN__
|
#ifdef __CYGWIN__
|
||||||
#include <sys/cygwin.h>
|
#include <sys/cygwin.h>
|
||||||
|
|
@ -84,7 +85,8 @@ static const struct device_class *const driver_table[] = {
|
||||||
&device_tilib,
|
&device_tilib,
|
||||||
&device_goodfet,
|
&device_goodfet,
|
||||||
&device_pif,
|
&device_pif,
|
||||||
&device_loadbsl
|
&device_loadbsl,
|
||||||
|
&device_ezfet
|
||||||
};
|
};
|
||||||
|
|
||||||
static const char *version_text =
|
static const char *version_text =
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue