===== 04 TDC F28 TIMER0 DOTCLOCK READ | BIOS 19951204 System ROM Version 3.0 11/18/96 A
BadVaddr as the group starts: 00000480
Timer 0 at the dotclock: mode 0100h written then the counter read at once, 8 turns, at
256, 320 and 640 wide (row 76). Timer 2 cycles around the loop, then in each turn.
256 wide, GPUSTAT 1400251C:
 Timer 0 counted 3175 dots in 20054 cycles.
 Run 1: 0 0 0 0 0 0 0 0; the 8 turns took 142 cycles
 Run 2: 0 0 0 0 0 0 0 0; the 8 turns took 114 cycles
 Run 3: 0 0 0 0 0 0 0 0; the 8 turns took 115 cycles
 Run 4: 0 0 0 0 0 0 0 0; the 8 turns took 114 cycles
 Run 5: 0 0 0 0 0 0 0 0; the 8 turns took 114 cycles
 Run 6: 0 0 0 0 0 0 0 0; the 8 turns took 114 cycles
 Run 7: 0 0 0 0 0 0 0 0; the 8 turns took 114 cycles
 Run 8: 0 0 0 0 0 0 0 0; the 8 turns took 115 cycles
 Timer 2 in each turn, run 1: 0 0 0 0 0 0 0 0; turns 31 21 21 21 21 21 21 42
 Timer 2 in each turn, run 2: 0 0 0 0 0 0 0 0; turns 31 21 23 21 21 21 21 37
 Timer 2 in each turn, run 3: 0 0 0 0 0 0 0 0; turns 33 21 21 21 21 21 21 37
 Timer 2 in each turn, run 4: 0 0 0 0 0 0 0 0; turns 33 21 21 21 21 21 21 37
320 wide, GPUSTAT 1402251C:
 Timer 0 counted 3965 dots in 20046 cycles.
 Run 1: 0 0 0 0 0 0 0 0; the 8 turns took 114 cycles
 Run 2: 0 0 0 0 0 0 0 0; the 8 turns took 115 cycles
 Run 3: 0 0 0 0 0 0 0 0; the 8 turns took 114 cycles
 Run 4: 0 0 0 0 0 0 0 0; the 8 turns took 115 cycles
 Run 5: 0 0 0 0 0 0 0 0; the 8 turns took 114 cycles
 Run 6: 0 0 0 0 0 0 0 0; the 8 turns took 114 cycles
 Run 7: 0 0 0 0 0 0 0 0; the 8 turns took 114 cycles
 Run 8: 0 0 0 0 0 0 0 0; the 8 turns took 114 cycles
 Timer 2 in each turn, run 1: 0 0 0 0 0 0 0 0; turns 36 21 21 21 21 21 21 37
 Timer 2 in each turn, run 2: 0 0 0 0 0 0 0 0; turns 31 21 21 21 21 21 21 37
 Timer 2 in each turn, run 3: 0 0 0 0 0 0 0 0; turns 31 21 21 21 21 21 21 37
 Timer 2 in each turn, run 4: 0 0 0 0 0 0 0 0; turns 31 21 21 21 21 21 21 37
640 wide, GPUSTAT 1406251C:
 Timer 0 counted 7940 dots in 20046 cycles.
 Run 1: 0 0 0 0 0 0 0 0; the 8 turns took 114 cycles
 Run 2: 0 0 0 0 0 0 0 0; the 8 turns took 114 cycles
 Run 3: 0 0 0 0 0 0 0 0; the 8 turns took 114 cycles
 Run 4: 0 0 0 0 0 0 0 0; the 8 turns took 115 cycles
 Run 5: 0 0 0 0 0 0 0 0; the 8 turns took 114 cycles
 Run 6: 0 0 0 0 0 0 0 0; the 8 turns took 114 cycles
 Run 7: 0 0 0 0 0 0 0 0; the 8 turns took 114 cycles
 Run 8: 0 0 0 0 0 0 0 0; the 8 turns took 114 cycles
 Timer 2 in each turn, run 1: 0 0 0 0 0 0 0 0; turns 36 21 21 21 21 21 21 37
 Timer 2 in each turn, run 2: 0 0 0 0 0 0 0 0; turns 31 21 21 21 21 21 21 37
 Timer 2 in each turn, run 3: 0 0 0 0 0 0 0 0; turns 31 21 21 21 21 21 21 37
 Timer 2 in each turn, run 4: 0 0 0 0 0 0 0 0; turns 31 21 21 21 21 21 21 37
Done.