* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
-package org.altusmetrum.altoslib_1;
+package org.altusmetrum.altoslib_5;
import java.io.*;
-public class AltosSelfFlash {
+public class AltosSelfFlash extends AltosProgrammer {
File file;
FileInputStream input;
AltosHexfile image;
AltosLink link;
boolean aborted;
AltosFlashListener listener;
- byte[] read_block, write_block;
+ AltosRomconfig rom_config;
void action(String s, int percent) {
if (listener != null && !aborted)
percent);
}
- void read_block(long addr) {
- link.printf("R %x\n", addr);
-
- }
+ byte[] read_memory(long addr, int len) throws InterruptedException, IOException {
+ int b;
+ byte[] data = new byte[len];
+
+ for (int offset = 0; offset < len; offset += 0x100) {
+ link.printf("R %x\n", addr + offset);
+ byte[] reply = link.get_binary_reply(5000, 0x100);
- void read_memory(long addr, int len) {
+ if (reply == null)
+ throw new IOException("Read device memory timeout");
+ for (b = 0; b < len; b++)
+ data[b+offset] = reply[b];
+ }
+ return data;
}
-
+
void write_memory(long addr, byte[] data, int start, int len) {
-
+ int b;
+ link.printf("W %x\n", addr);
+ link.flush_output();
+ for (b = 0; b < len; b++)
+ link.putchar(data[start + b]);
+ for (; b < 0x100; b++)
+ link.putchar((byte) 0xff);
}
void reboot() {
+ link.printf("a\n");
+ link.flush_output();
}
public void flash() {
try {
+ if (!check_rom_config())
+ throw new IOException("Invalid rom config settings");
+
+ /*
+ * Store desired config values into image
+ */
+ rom_config.write(image);
+
int remain = image.data.length;
long flash_addr = image.address;
int image_start = 0;
}
if (!aborted) {
action("done", 100);
- if (link != null) {
- reboot();
- }
}
- if (link != null)
- link.close();
+ close();
} catch (IOException ie) {
action(ie.getMessage(), -1);
abort();
}
public void close() {
- if (link != null)
- link.close();
+ if (link != null) {
+ reboot();
+ try {
+ link.close();
+ } catch (InterruptedException ie) {
+ }
+ link = null;
+ }
}
synchronized public void abort() {
close();
}
- public boolean check_rom_config() {
- if (link == null)
+ private AltosHexfile get_rom() throws InterruptedException {
+ try {
+ int base = AltosRomconfig.fetch_base(image);
+ int bounds = AltosRomconfig.fetch_bounds(image);
+ byte[] data = read_memory(base, bounds - base);
+ AltosHexfile hexfile = new AltosHexfile(data, base);
+ hexfile.add_symbols(image);
+ return hexfile;
+ } catch (AltosNoSymbol none) {
+ return null;
+ } catch (IOException ie) {
+ return null;
+ }
+
+ }
+
+ public boolean check_rom_config() throws InterruptedException {
+ if (link == null) {
return true;
- if (rom_config == null)
- rom_config = debug.romconfig();
+ }
+ if (rom_config == null) {
+ AltosHexfile hexfile = get_rom();
+ if (hexfile != null)
+ rom_config = new AltosRomconfig(hexfile);
+ }
return rom_config != null && rom_config.valid();
}
rom_config = romconfig;
}
- public AltosRomconfig romconfig() {
+ public AltosRomconfig romconfig() throws InterruptedException {
if (!check_rom_config())
return null;
return rom_config;
}
- public AltosFlash(File file, AltosLink link, AltosFlashListener listener)
+ public AltosSelfFlash(File file, AltosLink link, AltosFlashListener listener)
throws IOException, FileNotFoundException, InterruptedException {
this.file = file;
this.link = link;
this.listener = listener;
- this.read_block = new byte[256];
- this.write_block = new byte[256];
input = new FileInputStream(file);
image = new AltosHexfile(input);
- if (link != null) {
- debug.close();
- throw new IOException("Debug port not connected");
- }
}
}
\ No newline at end of file