1 package edu.berkeley.obits.device.atmel;
3 import edu.berkeley.obits.*;
4 //import static edu.berkeley.cs.obits.device.atmel.Wires.*;
7 public abstract class AtmelDevice extends Bits implements Device {
9 public static class Constants {
10 public static final int NONE = -1;
11 public static final int L0 = 0;
12 public static final int L1 = 1;
13 public static final int L2 = 2;
14 public static final int L3 = 3;
15 public static final int L4 = 4;
17 public static final int NORTH = 8;
18 public static final int SOUTH = 9;
19 public static final int EAST = 10;
20 public static final int WEST = 11;
22 public static final int XLUT = 12;
23 public static final int YLUT = 13;
24 public static final int ZMUX = 14;
26 public static final int H4 = 15;
27 public static final int V4 = 16;
29 public static final int NW = 20;
30 public static final int SW = 21;
31 public static final int NE = 22;
32 public static final int SE = 23;
34 public static final int SLOW = 24;
35 public static final int MEDIUM = 25;
36 public static final int FAST = 26;
38 public static final int ALWAYS_ON = 27;
39 public static final int ALWAYS_OFF = 28;
41 public static final int FB = 29;
44 /** issue a command to the device in Mode4 format; see Gosset's documentation for further details */
45 public abstract void mode4(int z, int y, int x, int d) throws DeviceException;
46 public abstract byte mode4(int z, int y, int x);
47 public byte mode4zyx(int zyx) { return mode4(zyx>>24, (zyx>>16)&0xff, (zyx>>8)&0xff); }
48 public void mode4zyx(int zyx, int d, int invmask) { mode4(zyx>>24, (zyx>>16)&0xff, (zyx>>8)&0xff, d, invmask); }
49 public void mode4(int z, int y, int x, int d, int invmask) {
50 int old = mode4(z, y, x);
55 public void mode4zyx(int zyx, int bit, boolean set) { mode4(zyx>>24, (zyx>>16)&0xff, (zyx>>8)&0xff, bit, set); }
56 public void mode4(int z, int y, int x, int bit, boolean set) {
57 int old = mode4(z, y, x);
59 old |= set ? (1 << bit) : 0;
63 public Sector sector(int col, int row) { return new Sector(col, row); }
64 public final class Sector {
67 public Sector(int col, int row) {
68 if (row % 4 != 0) throw new Error("Sector must be created with a multiple-of-4 row");
69 if (col % 4 != 0) throw new Error("Sector must be created with a multiple-of-4 col");
75 public static interface Driver { }
77 public static interface HasPlane { public int getPlane(); }
79 public static interface XI extends Driver { }
80 public static interface YI extends Driver { }
83 public static void foo(Direction f) { }
84 public static enum Direction implements Drives<Y> { N, S, E, W; }
85 public static enum Bar { A, B, C; }
86 public static Object B = new Object();
87 public static Direction foo = null;
96 public class Drives<E extends EPR<E>> { }
97 public class EPR<E extends EPR<E>> {
98 public abstract Drives<E> driver();
99 public abstract void driver(Drives<E>);
102 public class Joins<B extends Bus<B>> { }
103 public abstract class Bus<B extends Bus<B>> {
104 public Set<Joins<E>> drivers();
106 public interface Drives<E extends EPR> { }
109 public static interface EPR {
111 public static interface Drives<E extends EPR> { }
112 public static interface Bus extends EPR { }
113 public static interface Joins<J extends Joins, B extends Bus & Joins<B,J>> extends Bus { }
114 //public static interface Joins<B extends Bus> extends Bus { }
115 public static interface Has<E extends EPR> {
116 public Drives<E> getDriver(E e);
117 public void setDriver(E e, Drives<E> driver);
119 //public static interface HasBus<B extends Bus> { public Set<OnBus<B>> on(B b); }
120 public interface Input { }
121 public interface Output { }
122 public interface InOut { }
124 public static abstract class LUT<A extends EPR, B extends EPR, C extends EPR> implements EPR { }
125 public static abstract class And<A extends EPR, B extends EPR> implements EPR { }
126 public static abstract class Reg<A extends EPR> { }
127 public static abstract class Mux<Sel extends EPR, Zero extends EPR, One extends EPR> { }
128 public static abstract class Buf<Sel extends EPR> { }
130 public enum DiagonalInputs implements Input, Drives<X> { NW, SW, NE, SE; }
131 public enum OrthogonalInputs implements Input, Drives<Y> { N, S, E, W; }
133 public <X extends Drives<Y>, Y extends EPR> void connect(X x, Y y) { }
135 public static enum Plane { P0, P1, P2, P3, P4; }
136 public static class L<P extends Plane> implements Bus, Drives<X>, Drives<Y>, Drives<Z>, Drives<W> { }
138 public final class Cell {
139 public class X implements EPR, Drives<XLUT>, Drives<YLUT> { }
140 public class Y implements EPR, Drives<XLUT>, Drives<YLUT> { }
141 public class Z implements EPR, Drives<A>, Drives<WZ> { }
142 public class F implements EPR, Drives<A>, Drives<WF>, Drives<OB> { }
143 public class W implements EPR, Drives<A>, Drives<WZ>, Drives<WF> { }
144 public class A implements EPR { }
145 public class WZ extends And<W, Z> implements EPR, Drives<XLUT>, Drives<YLUT> { }
146 public class WF extends And<W, F> implements EPR, Drives<XLUT>, Drives<YLUT> { }
147 public class CM extends Mux<Z, Y, X> implements EPR, Drives<C> { }
148 public class XLUT extends LUT<X, Y, A> implements EPR, Drives<CM>, Drives<XO> { }
149 public class YLUT extends LUT<A, X, Y> implements EPR, Drives<CM>, Drives<YO> { }
150 public class C implements EPR, Drives<R>, Drives<F> { }
151 public class R extends Reg<C> implements EPR, Drives<F>, Drives<XO>, Drives<YO>{ }
152 public class XO implements EPR, Output { }
153 public class YO implements EPR, Output { }
154 public static class OB extends Buf<F>> implements EPR, Drives<L0>, Drives<L1>, Drives<L2>, Drives<L3>, Drives<L4> { }
157 //public static L1 L1 = new L1();
159 public static class CellImpl implements
162 public void setDriver(X x, Drives<X> d) { }
163 public void setDriver(Y y, Drives<Y> d) { }
164 public void setDriver(Z z, Drives<Z> d) { }
165 public void setDriver(W w, Drives<W> d) { }
166 public Drives<X> getDriver(X x) { return null; }
167 public Drives<Y> getDriver(Y y) { return null; }
168 public Drives<Z> getDriver(Z z) { return null; }
169 public Drives<W> getDriver(W w) { return null; }
171 public Set<OnBus<L1>> on(L1 l1) { return null; }
172 public Drives<Y> getDriver(Y y) { return null; }
173 public void setDriver(Y y, Drives<Y> d) { }
177 public static abstract class L<D extends C> implements HasPlane, EPR<C> {
178 private final int plane;
179 L(int plane) { this.plane = plane; }
180 public int getPlane() { return plane; }
182 public void h(boolean connected);
184 public void v(boolean connected);
186 public void f(boolean connected);
197 public static enum L implements XI, YI {
198 L0(0), L1(1), L2(2), L3(3) { public int foo() { return 2; } }, L4(4);
200 public final int plane;
201 public L(int plane) { this.plane = plane; }
206 //public static interface L0 extends XI, YI { } public static L0 L0 = new L0() { };
210 public static enum Xi { NONE, L0, L1, L2, L3, NW, SW, NE, SE, L4; }
211 public static enum Yi { NONE, L0, L1, L2, L3, E, W, S, N, L4; }
212 public static enum Wi { NONE, L0, L1, L4, L3, L2; }
213 public static enum Zi { NONE, L0, L1, L2, L3, L4; }
214 public static enum Ti { W, Z, F, WZ, WF, ONE; }
215 public static enum Ci { X, Y, CMux; }
216 public static enum Fi { R, C; }
217 public static enum Bi { R, C; }
218 public static enum Xo { X, B; }
219 public static enum Yo { Y, B; }
220 public static enum Oe { ONE, H4, V4; }
222 public Cell cell(int col, int row) { return new Cell(col, row); }
223 public final class Cell {
224 public final int col;
225 public final int row;
227 /** assumes LITTLE endian */
229 protected int onehot(int val) {
231 for(int i=0; i<32; i++) {
232 if ((val & (1 << i)) != 0) {
233 if (ret != -1) throw new Error("two bits set in a one-hot encoded value");
239 protected int bits(int octet, int bit, int count) {
240 return AtmelDevice.this.bits.get(offset, count);
243 public void set(Xi xi) { }
244 public void set(Yi xi) { }
245 public void set(Ti xi) { }
246 public void set(Ci xi) { }
247 public void set(Fi xi) { }
248 public void set(Bi xi) { }
249 public void set(Xo xo) { }
250 public void set(Yo yo) { }
251 public void set(Oe oe) { }
253 public Xi xi() { return Xi.values()[onehot((bits(3,3,1)<<8)|bits(5,0,8))]; }
254 public Yi yi() { return Yi.values()[onehot((bits(2,1,1)<<8)|bits(4,0,8))]; }
255 public Wi wi() { return Wi.values()[onehot((bits(3,0,3)<<2)|bits(3,4,2))]; }
256 public Zi zi() { return Zi.values()[onehot((bits(2,0,1)<<4)|bits(2,2,4))]; }
257 public Ti ti() { return null; }
258 public Ci ci() { return null; }
259 public Fi fi() { return null; }
260 public Bi bi() { return null; }
261 public Xo xo() { return Xo.values()[onehot(bits(1,6,1))]; }
262 public Yo yo() { return Yo.values()[onehot(bits(1,7,1))]; }
263 public Oe oe() { return Oe.values()[onehot(bits(3,6,2))]; }
265 public Sector getSector() { return sector(col - (col % 4), row - (row % 4)); }
266 public Cell(int col, int row) {
274 public static enum EPR { L0, L1, L2, L3, L4 }
275 public static enum XInputDriver extends InputDriver {
276 public static enum YInputDriver extends InputDriver { N, S, E, W }
277 public XInputDriver xi() { }
278 public void xi(XInputDriver) { }
279 public YInputDriver yi() { }
280 public void yi(YInputDriver) { }
281 public InputDriver zi() { }
282 public void zi(InputDriver) { }
283 public InputDriver wi() { }
284 public void wi(InputDriver) { }
286 public byte xlut() { }
287 public xlut(byte) { }
288 public byte ylut() { }
289 public ylut(byte) { }
291 public static enum CInputDriver { XL, YL, C }
292 public static enum FDriver { R, C }
294 public boolean cRegistered() { }