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| -rw-r--r-- | doc/internals/polling-states.fig | 59 |
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diff --git a/doc/internals/polling-states.fig b/doc/internals/polling-states.fig new file mode 100644 index 0000000..3b2c782 --- /dev/null +++ b/doc/internals/polling-states.fig @@ -0,0 +1,59 @@ +#FIG 3.2 Produced by xfig version 2.3 +Portrait +Center +Metric +A4 +100.00 +Single +-2 +1200 2 +2 1 0 1 0 7 50 -1 -1 0.000 1 0 -1 1 0 2 + 1 1 1.00 90.00 180.00 + 1125 1350 1125 1800 +2 1 0 1 0 7 50 -1 -1 0.000 1 0 -1 1 0 2 + 1 1 1.00 90.00 180.00 + 1125 2250 1125 2700 +2 1 0 1 0 7 50 -1 -1 0.000 1 0 -1 1 0 2 + 1 1 1.00 90.00 180.00 + 1125 3150 1125 3600 +2 1 0 1 0 7 50 -1 -1 0.000 1 0 -1 1 0 2 + 1 1 1.00 90.00 180.00 + 1575 1800 1575 1350 +2 1 0 1 0 7 50 -1 -1 0.000 1 0 -1 1 0 2 + 1 1 1.00 90.00 180.00 + 1575 3600 1575 3150 +2 4 0 1 0 7 51 -1 20 0.000 0 0 7 0 0 5 + 1800 1350 900 1350 900 900 1800 900 1800 1350 +2 4 0 1 0 7 51 -1 20 0.000 0 0 7 0 0 5 + 1800 2250 900 2250 900 1800 1800 1800 1800 2250 +2 4 0 1 0 7 51 -1 20 0.000 0 0 7 0 0 5 + 1800 4050 900 4050 900 3600 1800 3600 1800 4050 +2 4 0 1 0 7 51 -1 20 0.000 0 0 7 0 0 5 + 1800 3150 900 3150 900 2700 1800 2700 1800 3150 +2 1 0 1 0 7 50 -1 -1 0.000 1 0 -1 1 0 2 + 1 1 1.00 90.00 180.00 + 1350 450 1350 900 +2 1 0 1 0 7 50 -1 -1 0.000 1 0 -1 1 0 2 + 1 1 1.00 90.00 180.00 + 1575 2700 1575 2250 +4 2 0 50 -1 16 8 0.0000 4 105 270 1080 1485 want\001 +4 2 0 50 -1 16 8 0.0000 4 120 255 1035 3285 stop\001 +4 0 0 50 -1 16 8 0.0000 4 105 270 1665 3510 want\001 +4 1 0 50 -1 16 10 0.0000 4 120 735 1350 1080 STOPPED\001 +4 1 0 50 -1 16 10 0.0000 4 120 795 1350 3780 DISABLED\001 +4 1 0 50 -1 16 10 0.0000 4 120 555 1350 2880 ACTIVE\001 +4 1 0 50 -1 16 10 0.0000 4 120 540 1350 1980 READY\001 +4 0 0 50 -1 16 8 0.0000 4 90 210 1665 2565 may\001 +4 2 0 50 -1 16 8 0.0000 4 105 240 1035 2430 cant\001 +4 1 0 50 -1 16 8 0.0000 4 120 240 1350 1260 R,!A\001 +4 1 0 50 -1 16 8 0.0000 4 120 210 1350 2160 R,A\001 +4 1 0 50 -1 16 8 0.0000 4 120 240 1350 3060 !R,A\001 +4 1 0 50 -1 16 8 0.0000 4 120 270 1350 3960 !R,!A\001 +4 0 0 50 -1 16 8 0.0000 4 120 255 1665 1710 stop\001 +4 0 0 50 -1 16 10 0.0000 4 150 855 2520 1125 R=ready flag\001 +4 0 0 50 -1 16 10 0.0000 4 150 885 2520 1290 A=active flag\001 +4 0 0 50 -1 16 10 0.0000 4 150 1365 2520 2475 fd_want sets A flag\001 +4 0 0 50 -1 16 10 0.0000 4 150 1440 2520 2640 fd_stop clears A flag\001 +4 0 0 50 -1 16 10 0.0000 4 150 1905 2520 3300 update() updates the poller.\001 +4 0 0 50 -1 16 10 0.0000 4 150 2190 2520 2970 fd_cant clears R flag (EAGAIN)\001 +4 0 0 50 -1 16 10 0.0000 4 150 2115 2520 3135 fd_rdy sets R flag (poll return)\001 |