1 package edu.berkeley.cs.obits.device.atmel;
3 import edu.berkeley.cs.obits.*;
4 //import static edu.berkeley.cs.obits.device.atmel.Wires.*;
7 public abstract class AtmelDevice extends Bits implements Device {
9 /** issue a command to the device in Mode4 format; see Gosset's documentation for further details */
10 public abstract void mode4(int z, int y, int x, int d) throws DeviceException;
12 public Sector sector(int col, int row) { return new Sector(col, row); }
13 public final class Sector {
16 public Sector(int col, int row) {
17 if (row % 4 != 0) throw new Error("Sector must be created with a multiple-of-4 row");
18 if (col % 4 != 0) throw new Error("Sector must be created with a multiple-of-4 col");
24 public static interface Driver { }
26 public static interface HasPlane { public int getPlane(); }
28 public static interface XI extends Driver { }
29 public static interface YI extends Driver { }
32 public static void foo(Direction f) { }
33 public static enum Direction implements Drives<Y> { N, S, E, W; }
34 public static enum Bar { A, B, C; }
35 public static Object B = new Object();
36 public static Direction foo = null;
45 public class Drives<E extends EPR<E>> { }
46 public class EPR<E extends EPR<E>> {
47 public abstract Drives<E> driver();
48 public abstract void driver(Drives<E>);
51 public class Joins<B extends Bus<B>> { }
52 public abstract class Bus<B extends Bus<B>> {
53 public Set<Joins<E>> drivers();
55 public interface Drives<E extends EPR> { }
58 public static interface EPR {
60 public static interface Drives<E extends EPR> { }
61 public static interface Bus extends EPR { }
62 public static interface Joins<J extends Joins, B extends Bus & Joins<B,J>> extends Bus { }
63 //public static interface Joins<B extends Bus> extends Bus { }
64 public static interface Has<E extends EPR> {
65 public Drives<E> getDriver(E e);
66 public void setDriver(E e, Drives<E> driver);
68 //public static interface HasBus<B extends Bus> { public Set<OnBus<B>> on(B b); }
69 public interface Input { }
70 public interface Output { }
71 public interface InOut { }
73 public static abstract class LUT<A extends EPR, B extends EPR, C extends EPR> implements EPR { }
74 public static abstract class And<A extends EPR, B extends EPR> implements EPR { }
75 public static abstract class Reg<A extends EPR> { }
76 public static abstract class Mux<Sel extends EPR, Zero extends EPR, One extends EPR> { }
77 public static abstract class Buf<Sel extends EPR> { }
79 public enum DiagonalInputs implements Input, Drives<X> { NW, SW, NE, SE; }
80 public enum OrthogonalInputs implements Input, Drives<Y> { N, S, E, W; }
82 public <X extends Drives<Y>, Y extends EPR> void connect(X x, Y y) { }
84 public static enum Plane { P0, P1, P2, P3, P4; }
85 public static class L<P extends Plane> implements Bus, Drives<X>, Drives<Y>, Drives<Z>, Drives<W> { }
87 public final class Cell {
88 public class X implements EPR, Drives<XLUT>, Drives<YLUT> { }
89 public class Y implements EPR, Drives<XLUT>, Drives<YLUT> { }
90 public class Z implements EPR, Drives<A>, Drives<WZ> { }
91 public class F implements EPR, Drives<A>, Drives<WF>, Drives<OB> { }
92 public class W implements EPR, Drives<A>, Drives<WZ>, Drives<WF> { }
93 public class A implements EPR { }
94 public class WZ extends And<W, Z> implements EPR, Drives<XLUT>, Drives<YLUT> { }
95 public class WF extends And<W, F> implements EPR, Drives<XLUT>, Drives<YLUT> { }
96 public class CM extends Mux<Z, Y, X> implements EPR, Drives<C> { }
97 public class XLUT extends LUT<X, Y, A> implements EPR, Drives<CM>, Drives<XO> { }
98 public class YLUT extends LUT<A, X, Y> implements EPR, Drives<CM>, Drives<YO> { }
99 public class C implements EPR, Drives<R>, Drives<F> { }
100 public class R extends Reg<C> implements EPR, Drives<F>, Drives<XO>, Drives<YO>{ }
101 public class XO implements EPR, Output { }
102 public class YO implements EPR, Output { }
103 public static class OB extends Buf<F>> implements EPR, Drives<L0>, Drives<L1>, Drives<L2>, Drives<L3>, Drives<L4> { }
106 //public static L1 L1 = new L1();
108 public static class CellImpl implements
111 public void setDriver(X x, Drives<X> d) { }
112 public void setDriver(Y y, Drives<Y> d) { }
113 public void setDriver(Z z, Drives<Z> d) { }
114 public void setDriver(W w, Drives<W> d) { }
115 public Drives<X> getDriver(X x) { return null; }
116 public Drives<Y> getDriver(Y y) { return null; }
117 public Drives<Z> getDriver(Z z) { return null; }
118 public Drives<W> getDriver(W w) { return null; }
120 public Set<OnBus<L1>> on(L1 l1) { return null; }
121 public Drives<Y> getDriver(Y y) { return null; }
122 public void setDriver(Y y, Drives<Y> d) { }
126 public static abstract class L<D extends C> implements HasPlane, EPR<C> {
127 private final int plane;
128 L(int plane) { this.plane = plane; }
129 public int getPlane() { return plane; }
131 public void h(boolean connected);
133 public void v(boolean connected);
135 public void f(boolean connected);
146 public static enum L implements XI, YI {
147 L0(0), L1(1), L2(2), L3(3) { public int foo() { return 2; } }, L4(4);
149 public final int plane;
150 public L(int plane) { this.plane = plane; }
155 //public static interface L0 extends XI, YI { } public static L0 L0 = new L0() { };
159 public static enum Xi { NONE, L0, L1, L2, L3, NW, SW, NE, SE, L4; }
160 public static enum Yi { NONE, L0, L1, L2, L3, E, W, S, N, L4; }
161 public static enum Wi { NONE, L0, L1, L4, L3, L2; }
162 public static enum Zi { NONE, L0, L1, L2, L3, L4; }
163 public static enum Ti { W, Z, F, WZ, WF, ONE; }
164 public static enum Ci { X, Y, CMux; }
165 public static enum Fi { R, C; }
166 public static enum Bi { R, C; }
167 public static enum Xo { X, B; }
168 public static enum Yo { Y, B; }
169 public static enum Oe { ONE, H4, V4; }
171 public Cell cell(int col, int row) { return new Cell(col, row); }
172 public final class Cell {
173 public final int col;
174 public final int row;
176 /** assumes LITTLE endian */
178 protected int onehot(int val) {
180 for(int i=0; i<32; i++) {
181 if ((val & (1 << i)) != 0) {
182 if (ret != -1) throw new Error("two bits set in a one-hot encoded value");
188 protected int bits(int octet, int bit, int count) {
189 return AtmelDevice.this.bits.get(offset, count);
192 public void set(Xi xi) { }
193 public void set(Yi xi) { }
194 public void set(Ti xi) { }
195 public void set(Ci xi) { }
196 public void set(Fi xi) { }
197 public void set(Bi xi) { }
198 public void set(Xo xo) { }
199 public void set(Yo yo) { }
200 public void set(Oe oe) { }
202 public Xi xi() { return Xi.values()[onehot((bits(3,3,1)<<8)|bits(5,0,8))]; }
203 public Yi yi() { return Yi.values()[onehot((bits(2,1,1)<<8)|bits(4,0,8))]; }
204 public Wi wi() { return Wi.values()[onehot((bits(3,0,3)<<2)|bits(3,4,2))]; }
205 public Zi zi() { return Zi.values()[onehot((bits(2,0,1)<<4)|bits(2,2,4))]; }
206 public Ti ti() { return null; }
207 public Ci ci() { return null; }
208 public Fi fi() { return null; }
209 public Bi bi() { return null; }
210 public Xo xo() { return Xo.values()[onehot(bits(1,6,1))]; }
211 public Yo yo() { return Yo.values()[onehot(bits(1,7,1))]; }
212 public Oe oe() { return Oe.values()[onehot(bits(3,6,2))]; }
214 public Sector getSector() { return sector(col - (col % 4), row - (row % 4)); }
215 public Cell(int col, int row) {
223 public static enum EPR { L0, L1, L2, L3, L4 }
224 public static enum XInputDriver extends InputDriver {
225 public static enum YInputDriver extends InputDriver { N, S, E, W }
226 public XInputDriver xi() { }
227 public void xi(XInputDriver) { }
228 public YInputDriver yi() { }
229 public void yi(YInputDriver) { }
230 public InputDriver zi() { }
231 public void zi(InputDriver) { }
232 public InputDriver wi() { }
233 public void wi(InputDriver) { }
235 public byte xlut() { }
236 public xlut(byte) { }
237 public byte ylut() { }
238 public ylut(byte) { }
240 public static enum CInputDriver { XL, YL, C }
241 public static enum FDriver { R, C }
243 public boolean cRegistered() { }