X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=src%2Fcom%2Fatmel%2Ffpslic%2FFpslic.java;h=5056ba2dd61fcb5e116cbeee8e4fa4167ae5f4b5;hb=05bfa73d5415e19943cf36c094dbdb50304a341c;hp=78381b32e6eab6dd37c2d19b6c7c465eb9aa5ff3;hpb=304b5fd54ac37294709cf761e5d69b8731b878a8;p=slipway.git diff --git a/src/com/atmel/fpslic/Fpslic.java b/src/com/atmel/fpslic/Fpslic.java index 78381b3..5056ba2 100644 --- a/src/com/atmel/fpslic/Fpslic.java +++ b/src/com/atmel/fpslic/Fpslic.java @@ -50,7 +50,7 @@ public abstract class Fpslic { public Sector south() { return row==0 ? null : new Sector(col, row-4); } public Sector east() { return col+4>=getWidth() ? null : new Sector(col+4, row); } public Sector west() { return col==0 ? null : new Sector(col-4, row); } - public Cell cell() { return Fpslic.this.cell(col, row); } + public Cell cell() { return Fpslic.this.cell(col, row); } } public final class SectorWire { @@ -125,7 +125,8 @@ public abstract class Fpslic { return (connect & 0x2)!=0; } public SectorWire driverRight() { - System.out.println("checking " + Integer.toString(code(true), 16) + " " + Integer.toString(_row(), 16) + " " + Integer.toString(_col(), 16)); + //System.out.println("checking " + Integer.toString(code(true), 16) + " " + + //Integer.toString(_row(), 16) + " " + Integer.toString(_col(), 16)); int ret = mode4(z(code(true)), _row(), _col()); ret = (ret >> (global?3:0)) & 0x7; switch(ret) { @@ -136,6 +137,13 @@ public abstract class Fpslic { default: throw new Error("multiple drivers on " + this + "!"); } } + + public boolean touches(Cell c) { + return + horizontal + ? (c.row==_row() && (_col()/4 == c.col/4)) + : (c.col==_col() && (_row()/4 == c.row/4)); + } } /* public final class SwitchBox { @@ -168,6 +176,8 @@ public abstract class Fpslic { this.col = col; } + public Fpslic fpslic() { return Fpslic.this; } + // Accessors for Neighbors ////////////////////////////////////////////////////////////////////////////// public SectorWire hwire(int plane) { return new SectorWire(true, plane, col, row); } @@ -248,8 +258,8 @@ public abstract class Fpslic { public void h(int plane, boolean enable) { switch(plane) { - case 0: mode4(0x08, row, col, 2, enable); return; - case 1: mode4(0x08, row, col, 0, enable); return; + case 0: mode4(0x08, row, col, 0, enable); return; + case 1: mode4(0x08, row, col, 2, enable); return; case 2: mode4(0x08, row, col, 5, enable); return; case 3: mode4(0x08, row, col, 6, enable); return; case 4: mode4(0x00, row, col, 6, enable); return; @@ -259,8 +269,8 @@ public abstract class Fpslic { public boolean hx(int plane) { switch(plane) { - case 0: return (mode4(0x08, row, col) & (1<<2)) != 0; - case 1: return (mode4(0x08, row, col) & (1<<0)) != 0; + case 0: return (mode4(0x08, row, col) & (1<<0)) != 0; + case 1: return (mode4(0x08, row, col) & (1<<2)) != 0; case 2: return (mode4(0x08, row, col) & (1<<5)) != 0; case 3: return (mode4(0x08, row, col) & (1<<6)) != 0; case 4: return (mode4(0x00, row, col) & (1<<6)) != 0; @@ -301,14 +311,11 @@ public abstract class Fpslic { } public int t() { - System.err.println("found " + (mode4(1, row, col) & 0x34)); - switch(mode4(1, row, col) & 0x34) { - case 0x20: return TMUX_Z; - case 0x24: return TMUX_W_AND_Z; - case 0x34: return TMUX_FB; - case 0x14: return TMUX_W_AND_FB; + switch(mode4(1, row, col) & 0x30) { case 0x00: return TMUX_W; - //default: throw new RuntimeException("unknown!"); + case 0x10: return wi()==NONE ? TMUX_FB : TMUX_W_AND_FB; + case 0x20: return wi()==NONE ? TMUX_Z : TMUX_W_AND_Z; + case 0x30: throw new RuntimeException("illegal!"); default: return TMUX_W; } } @@ -316,15 +323,14 @@ public abstract class Fpslic { public void t(int code) { int result = 0; switch(code) { - case TMUX_Z: result = 0x20; break; // TOTALLYBOGUS throw new Error("not implemented, but should be possible"); - case TMUX_W_AND_Z: result = 0x24; break; - case TMUX_FB: result = 0x34; break; /* I think this is actually W_AND_FB, sadly */ - case TMUX_W_AND_FB: result = 0x14; break; case TMUX_W: result = 0x00; break; - //default: throw new RuntimeException("unknown code! " + code); + case TMUX_Z: result = 0x20; break; + case TMUX_W_AND_Z: result = 0x20; break; + case TMUX_FB: result = 0x10; break; + case TMUX_W_AND_FB: result = 0x10; break; default: result = 0x00; break; } - mode4(1, row, col, result, 0x34); + mode4(1, row, col, result, 0x30); } /* private void fmux(int source) { @@ -393,6 +399,29 @@ public abstract class Fpslic { public boolean yo() { return (mode4(1, row, col) & 0x02) != 0; } public void xo(boolean center) { mode4(1, row, col, 0, center); } public void yo(boolean center) { mode4(1, row, col, 1, center); } + + public void xo(Cell c) { + if (c.row==row || c.col==col) { // use the y-input + xlut(LUT_OTHER); + yi(c); + } else { + xlut(LUT_SELF); + xi(c); + } + xo(false); + } + + public void yo(Cell c) { + if (!(c.row==row || c.col==col)) { // use the x-input + ylut(LUT_OTHER); + xi(c); + } else { + ylut(LUT_SELF); + yi(c); + } + yo(false); + } + public boolean b() { return (mode4(1, row, col) & (1 << 3)) == 0; } public boolean f() { return (mode4(1, row, col) & (1 << 2)) == 0; } public boolean x() { return (mode4(1, row, col) & (1 << 1)) != 0; } @@ -438,16 +467,31 @@ public abstract class Fpslic { case NE: mode4(0x03, row, col, 4, false); mode4(0x05, row, col, 1<<6); break; case SE: mode4(0x03, row, col, 4, false); mode4(0x05, row, col, 1<<5); break; case NW: mode4(0x03, row, col, 4, false); mode4(0x05, row, col, 1<<4); break; - case L4: mode4(0x03, row, col, 4, true); mode4(0x05, row, col, 0); break; - case L3: mode4(0x03, row, col, 4, false); mode4(0x05, row, col, 1<<0); break; - case L2: mode4(0x03, row, col, 4, false); mode4(0x05, row, col, 1<<1); break; - case L1: mode4(0x03, row, col, 4, false); mode4(0x05, row, col, 1<<2); break; + case L0: mode4(0x03, row, col, 4, false); mode4(0x05, row, col, 1<<3); break; + case L1: mode4(0x03, row, col, 4, false); mode4(0x05, row, col, 1<<2); break; + case L2: mode4(0x03, row, col, 4, false); mode4(0x05, row, col, 1<<1); break; + case L3: mode4(0x03, row, col, 4, false); mode4(0x05, row, col, 1<<0); break; + case L4: mode4(0x03, row, col, 4, true); mode4(0x05, row, col, 0); break; + case NONE: mode4(0x03, row, col, 4, false); mode4(0x05, row, col, 0); break; default: throw new RuntimeException("invalid argument"); } } + public void xi(SectorWire sw) { + if (!sw.touches(this)) throw new RuntimeException("invalid argument"); + xi(sw.plane); + } + + public void xi(Cell c) { + if (c.row==row-1 && c.col==col-1) xi(SW); + else if (c.row==row+1 && c.col==col-1) xi(NW); + else if (c.row==row-1 && c.col==col+1) xi(SE); + else if (c.row==row+1 && c.col==col+1) xi(NE); + else throw new RuntimeException("invalid argument"); + } + public int yi() { if ((mode4(0x02, row, col) & (1<<6))!=0) return L4; switch(mode4(0x04, row, col) & 0xff) { @@ -480,6 +524,24 @@ public abstract class Fpslic { } } + public void yi(SectorWire sw) { + if (!sw.touches(this)) throw new RuntimeException("invalid argument"); + yi(sw.plane); + } + + public void yi(Cell c) { + if (c.row==row-1 && c.col==col) yi(SOUTH); + else if (c.row==row+1 && c.col==col) yi(NORTH); + else if (c.row==row && c.col==col-1) yi(WEST); + else if (c.row==row && c.col==col+1) yi(EAST); + else throw new RuntimeException("invalid argument"); + } + + public void wi(SectorWire sw) { + if (!sw.touches(this)) throw new RuntimeException("invalid argument"); + wi(sw.plane); + } + public void wi(int source) { switch(source) { case L4: mode4(0x03, row, col, 1<<5, 0xEC); break; @@ -507,6 +569,11 @@ public abstract class Fpslic { } + public void zi(SectorWire sw) { + if (!sw.touches(this)) throw new RuntimeException("invalid argument"); + zi(sw.plane); + } + public void zi(int source) { switch(source) { case L4: mode4(0x02, row, col, 1<<7, 0xDB); break; @@ -520,7 +587,7 @@ public abstract class Fpslic { } public int zi() { - switch(mode4(0x02, row, col) & 0xDB) { + switch(mode4(0x02, row, col) & 0x9B) { case (1<<7): return L4; case (1<<5): return L3; case (1<<4): return L2; @@ -529,20 +596,72 @@ public abstract class Fpslic { case (1<<1): return NONE; /* huh? */ case (1<<0): return NONE; /* huh? */ case 0: return NONE; - default: throw new RuntimeException("invalid argument: zi=="+(mode4(0x02, row, col) & 0xDB)); - } + default: throw new RuntimeException("invalid argument: zi=="+(mode4(0x02, row, col) & 0x9B)); + } + } + + public Cell dir(int i) { + switch(i) { + case NORTH: return north(); + case SOUTH: return south(); + case EAST: return east(); + case WEST: return west(); + case NW: return nw(); + case SW: return sw(); + case SE: return se(); + case NE: return ne(); + } + return null; + } + public int dir(Cell c) { + if (c.row==row-1 && c.col==col-1) return SW; + else if (c.row==row+1 && c.col==col-1) return NW; + else if (c.row==row-1 && c.col==col+1) return SE; + else if (c.row==row+1 && c.col==col+1) return NE; + else if (c.row==row-1 && c.col==col) return SOUTH; + else if (c.row==row+1 && c.col==col) return NORTH; + else if (c.row==row && c.col==col-1) return WEST; + else if (c.row==row && c.col==col+1) return EAST; + return -1; + } + + public void generalized_c_element() { + + /* + ylut(LUT_SELF & (~LUT_OTHER)); + xlut((~LUT_SELF) | LUT_OTHER); + c(ZMUX); + zi(L2); + //h(L2, true); + out(L2, true); + xo(true); + yo(true); + */ + + //ylut(0xB2); + ylut((LUT_SELF & ~LUT_OTHER) | (LUT_Z & ~LUT_OTHER) | (LUT_Z & LUT_SELF & LUT_OTHER)); + xlut(LUT_Z); + c(YLUT); + f(false); + b(false); + t(false, false, true); + yo(false); + xo(false); } // Relevance ////////////////////////////////////////////////////////////////////////////// + public boolean relevant() { + return xo_relevant() || yo_relevant() || out_relevant(); + } public boolean xo_relevant() { return xo_relevant(NE) || xo_relevant(SE) || xo_relevant(NW) || xo_relevant(SW); } public boolean xo_relevant(int direction) { switch(direction) { - case NE: return ne() != null && ne().xi()==SW /*&& ne().xi_relevant()*/; - case NW: return nw() != null && nw().xi()==SE /*&& nw().xi_relevant()*/; - case SE: return se() != null && se().xi()==NW /*&& se().xi_relevant()*/; - case SW: return sw() != null && sw().xi()==NE /*&& sw().xi_relevant()*/; + case NE: return ne() != null && ne().xi()==SW; + case NW: return nw() != null && nw().xi()==SE; + case SE: return se() != null && se().xi()==NW; + case SW: return sw() != null && sw().xi()==NE; default: return false; } } @@ -600,13 +719,19 @@ public abstract class Fpslic { boolean out = false; boolean connect = false; for(int i=0; i<4; i++) { + + // FIXME FIXME FIXME + if (i==3) continue; + if (out(L0+i)) out = true; if (hx(L0+i)) connect = true; if (vx(L0+i)) connect = true; } return out && connect; } + public boolean fb_relevant() { + /* if (!(zi_to_xlut_relevant()) || !(zi_to_ylut_relevant())) return false; switch(ti()) { @@ -616,6 +741,8 @@ public abstract class Fpslic { case 0x30: return true; } return false; + */ + return true; }