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Diffstat (limited to 'ao-tools/altosui/AltosDebug.java')
| -rw-r--r-- | ao-tools/altosui/AltosDebug.java | 267 |
1 files changed, 0 insertions, 267 deletions
diff --git a/ao-tools/altosui/AltosDebug.java b/ao-tools/altosui/AltosDebug.java deleted file mode 100644 index 8d435b66..00000000 --- a/ao-tools/altosui/AltosDebug.java +++ /dev/null @@ -1,267 +0,0 @@ -/* - * Copyright © 2010 Keith Packard <keithp@keithp.com> - * - * 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; version 2 of the License. - * - * 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. - */ - -package altosui; - -import java.lang.*; -import java.io.*; -import java.util.concurrent.*; -import java.util.*; - -import libaltosJNI.*; - -public class AltosDebug extends AltosSerial { - - public static final byte WR_CONFIG = 0x1d; - public static final byte RD_CONFIG = 0x24; - public static final byte CONFIG_TIMERS_OFF = (1 << 3); - public static final byte CONFIG_DMA_PAUSE = (1 << 2); - public static final byte CONFIG_TIMER_SUSPEND = (1 << 1); - public static final byte SET_FLASH_INFO_PAGE = (1 << 0); - - public static final byte GET_PC = 0x28; - public static final byte READ_STATUS = 0x34; - public static final byte STATUS_CHIP_ERASE_DONE = (byte) (1 << 7); - public static final byte STATUS_PCON_IDLE = (1 << 6); - public static final byte STATUS_CPU_HALTED = (1 << 5); - public static final byte STATUS_POWER_MODE_0 = (1 << 4); - public static final byte STATUS_HALT_STATUS = (1 << 3); - public static final byte STATUS_DEBUG_LOCKED = (1 << 2); - public static final byte STATUS_OSCILLATOR_STABLE = (1 << 1); - public static final byte STATUS_STACK_OVERFLOW = (1 << 0); - - public static final byte SET_HW_BRKPNT = 0x3b; - public static byte HW_BRKPNT_N(byte n) { return (byte) ((n) << 3); } - public static final byte HW_BRKPNT_N_MASK = (0x3 << 3); - public static final byte HW_BRKPNT_ENABLE = (1 << 2); - - public static final byte HALT = 0x44; - public static final byte RESUME = 0x4c; - public static byte DEBUG_INSTR(byte n) { return (byte) (0x54|(n)); } - public static final byte STEP_INSTR = 0x5c; - public static byte STEP_REPLACE(byte n) { return (byte) (0x64|(n)); } - public static final byte GET_CHIP_ID = 0x68; - - - boolean debug_mode; - - void ensure_debug_mode() { - if (!debug_mode) { - printf("D\n"); - flush_input(); - debug_mode = true; - } - } - - void dump_memory(String header, int address, byte[] bytes, int start, int len) { - System.out.printf("%s\n", header); - for (int j = 0; j < len; j++) { - if ((j & 15) == 0) { - if (j != 0) - System.out.printf("\n"); - System.out.printf ("%04x:", address + j); - } - System.out.printf(" %02x", bytes[start + j]); - } - System.out.printf("\n"); - } - - /* - * Write target memory - */ - public void write_memory(int address, byte[] bytes, int start, int len) { - ensure_debug_mode(); -// dump_memory("write_memory", address, bytes, start, len); - printf("O %x %x\n", len, address); - for (int i = 0; i < len; i++) - printf("%02x", bytes[start + i]); - } - - public void write_memory(int address, byte[] bytes) { - write_memory(address, bytes, 0, bytes.length); - } - - /* - * Read target memory - */ - public byte[] read_memory(int address, int length) - throws IOException, InterruptedException { - byte[] data = new byte[length]; - - flush_input(); - ensure_debug_mode(); - printf("I %x %x\n", length, address); - int i = 0; - int start = 0; - while (i < length) { - String line = get_reply().trim(); - if (!Altos.ishex(line) || line.length() % 2 != 0) - throw new IOException( - String.format - ("Invalid reply \"%s\"", line)); - int this_time = line.length() / 2; - for (int j = 0; j < this_time; j++) - data[start + j] = (byte) ((Altos.fromhex(line.charAt(j*2)) << 4) + - Altos.fromhex(line.charAt(j*2+1))); - start += this_time; - i += this_time; - } -// dump_memory("read_memory", address, data, 0, length); - - return data; - } - - /* - * Write raw bytes to the debug link using the 'P' command - */ - public void write_bytes(byte[] bytes) throws IOException { - int i = 0; - ensure_debug_mode(); - while (i < bytes.length) { - int this_time = bytes.length - i; - if (this_time > 8) - this_time = 0; - printf("P"); - for (int j = 0; j < this_time; j++) - printf(" %02x", bytes[i+j]); - printf("\n"); - i += this_time; - } - } - - public void write_byte(byte b) throws IOException { - byte[] bytes = { b }; - write_bytes(bytes); - } - - /* - * Read raw bytes from the debug link using the 'G' command - */ - public byte[] read_bytes(int length) - throws IOException, InterruptedException { - - flush_input(); - ensure_debug_mode(); - printf("G %x\n", length); - int i = 0; - byte[] data = new byte[length]; - while (i < length) { - String line = get_reply().trim(); - String tokens[] = line.split("\\s+"); - for (int j = 0; j < tokens.length; j++) { - if (!Altos.ishex(tokens[j]) || - tokens[j].length() != 2) - throw new IOException( - String.format - ("Invalid read_bytes reply \"%s\"", line)); - try { - data[i + j] = (byte) Integer.parseInt(tokens[j], 16); - } catch (NumberFormatException ne) { - throw new IOException( - String.format - ("Invalid read_bytes reply \"%s\"", line)); - } - } - i += tokens.length; - } - return data; - } - - public byte read_byte() throws IOException, InterruptedException { - return read_bytes(1)[0]; - } - - public byte debug_instr(byte[] instruction) throws IOException, InterruptedException { - byte[] command = new byte[1 + instruction.length]; - command[0] = DEBUG_INSTR((byte) instruction.length); - for (int i = 0; i < instruction.length; i++) - command[i+1] = instruction[i]; - write_bytes(command); - return read_byte(); - } - - public byte resume() throws IOException, InterruptedException { - write_byte(RESUME); - return read_byte(); - } - - public int read_uint16() throws IOException, InterruptedException { - byte[] d = read_bytes(2); - return ((int) (d[0] & 0xff) << 8) | (d[1] & 0xff); - } - - public int read_uint8() throws IOException, InterruptedException { - byte[] d = read_bytes(1); - return (int) (d[0] & 0xff); - } - - public int get_chip_id() throws IOException, InterruptedException { - write_byte(GET_CHIP_ID); - return read_uint16(); - } - - public int get_pc() throws IOException, InterruptedException { - write_byte(GET_PC); - return read_uint16(); - } - - public byte read_status() throws IOException, InterruptedException { - write_byte(READ_STATUS); - return read_byte(); - } - - static final byte LJMP = 0x02; - - public void set_pc(int pc) throws IOException, InterruptedException { - byte high = (byte) (pc >> 8); - byte low = (byte) pc; - byte[] jump_mem = { LJMP, high, low }; - debug_instr(jump_mem); - } - - public boolean check_connection() throws IOException, InterruptedException { - byte reply = read_status(); - if ((reply & STATUS_CHIP_ERASE_DONE) == 0) - return false; - if ((reply & STATUS_PCON_IDLE) != 0) - return false; - if ((reply & STATUS_POWER_MODE_0) == 0) - return false; - return true; - } - - public AltosRomconfig romconfig() { - try { - byte[] bytes = read_memory(0xa0, 10); - return new AltosRomconfig(bytes, 0); - } catch (IOException ie) { - } catch (InterruptedException ie) { - } - return new AltosRomconfig(); - } - - /* - * Reset target - */ - public void reset() { - printf ("R\n"); - } - - public AltosDebug (AltosDevice in_device) throws FileNotFoundException, AltosSerialInUseException { - super(in_device); - } -}
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