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| author | Dan Horák <dan@danny.cz> | 2010-04-21 09:00:17 +0200 |
|---|---|---|
| committer | Dan Horák <dan@danny.cz> | 2010-04-21 09:00:17 +0200 |
| commit | 1f469816273add2b2903b3abd67c5007c5e75475 (patch) | |
| tree | d2f636354ac8080bd3630548fc725963bc9daf68 | |
| parent | 6edb59800ba0e6109d63e937e16a3c6e134271d0 (diff) | |
| download | utils-1f469816273add2b2903b3abd67c5007c5e75475.tar.gz utils-1f469816273add2b2903b3abd67c5007c5e75475.tar.xz utils-1f469816273add2b2903b3abd67c5007c5e75475.zip | |
place code for waiting on all devices to a function
| -rw-r--r-- | device_cio_free | 109 |
1 files changed, 57 insertions, 52 deletions
diff --git a/device_cio_free b/device_cio_free index 42d3cfd..87d31ee 100644 --- a/device_cio_free +++ b/device_cio_free @@ -82,6 +82,62 @@ wait_on_single_device() echo "Error: device $DEV still not ready" } +# wait until recently unblocked devices are ready +# at this point we know the content of ALL_DEVICES is syntacticly correct +wait_on_devices() +{ + OLD_IFS=$IFS + IFS="," + set $ALL_DEVICES + for DEV in $* + do + IFS="." + + # get the lower bound for range or get the single device + LOWER=${DEV%%-*} + set $LOWER + if [ $# -eq 1 ]; then + L0=0 + L1=0 + L2=$(printf "%d" "0x$1") + else + L0=$(printf "%d" "0x$1") + L1=$(printf "%d" "0x$2") + L2=$(printf "%d" "0x$3") + fi + + # get the upper bound for range or get the single device + UPPER=${DEV##*-} + set $UPPER + if [ $# -eq 1 ]; then + U0=0 + U1=0 + U2=$(printf "%d" "0x$1") + else + U0=$(printf "%d" "0x$1") + U1=$(printf "%d" "0x$2") + U2=$(printf "%d" "0x$3") + fi + + IFS=$OLD_IFS + + # iterate thru all devices + for i in $(seq $L0 $U0); do + [ $i -eq $L0 ] && LJ=$L1 || LJ=0 + [ $i -eq $U0 ] && UJ=$U1 || UJ=3 + + for j in $(seq $LJ $UJ); do + [ $i -eq $L0 -a $j -eq $L1 ] && LK=$L2 || LK=0 + [ $i -eq $U0 -a $j -eq $U1 ] && UK=$U2 || UK=65535 + + for k in $(seq $LK $UK); do + wait_on_single_device "$(printf %x.%x.%04x $i $j $k)" + done + done + done + done +} + process_config_file() { local CONFIG @@ -203,55 +259,4 @@ fi [ -z "$ALL_DEVICES" ] && exit 0 -# wait until recently unblocked devices are ready -# at this point we know the content of ALL_DEVICES is syntacticly correct -OLD_IFS=$IFS -IFS="," -set $ALL_DEVICES -for DEV in $* -do - IFS="." - - # get the lower bound for range or get the single device - LOWER=${DEV%%-*} - set $LOWER - if [ $# -eq 1 ]; then - L0=0 - L1=0 - L2=$(printf "%d" "0x$1") - else - L0=$(printf "%d" "0x$1") - L1=$(printf "%d" "0x$2") - L2=$(printf "%d" "0x$3") - fi - - # get the upper bound for range or get the single device - UPPER=${DEV##*-} - set $UPPER - if [ $# -eq 1 ]; then - U0=0 - U1=0 - U2=$(printf "%d" "0x$1") - else - U0=$(printf "%d" "0x$1") - U1=$(printf "%d" "0x$2") - U2=$(printf "%d" "0x$3") - fi - - IFS=$OLD_IFS - - # iterate thru all devices - for i in $(seq $L0 $U0); do - [ $i -eq $L0 ] && LJ=$L1 || LJ=0 - [ $i -eq $U0 ] && UJ=$U1 || UJ=3 - - for j in $(seq $LJ $UJ); do - [ $i -eq $L0 -a $j -eq $L1 ] && LK=$L2 || LK=0 - [ $i -eq $U0 -a $j -eq $U1 ] && UK=$U2 || UK=65535 - - for k in $(seq $LK $UK); do - wait_on_single_device "$(printf %x.%x.%04x $i $j $k)" - done - done - done -done +wait_on_devices |