Re: disk devices vs. wedges and wrong FS type

[christos%astron.com@localhost (Christos Zoulas)]

In article <Pine.NEB.4.64.1501220145460.10039%david.technoskunk.fur@localhost>,
John D. Baker <jdbaker%mylinuxisp.com@localhost> wrote:
>I saw the following:
>
>  http://mail-index.netbsd.org/port-macppc/2015/01/01/msg002141.html
>
>and after changing my "/etc/fstab" to use the wedge devices, my
>machine comes up fine on local disk.
>
>The only problem that remains is that I cannot seem to configure the
>swap partition:
>
>$ pdisk -l /dev/rwd0c
>
>Partition map (with 512 byte blocks) on '/dev/rwd0c'
> #:                type name      length   base      ( size )
> 1: Apple_partition_map Apple         63 @ 1        
> 2:           Apple_HFS Boot       21105 @ 64        ( 10.3M)
> 3:     Apple_UNIX_SVR2 Root    20972448 @ 21169     ( 10.0G) S0 RUFS k0  /
> 4:     Apple_UNIX_SVR2 Swap     4195296 @ 20993617  (  2.0G) S1  SFS
>k0  (swap)
> 5:     Apple_UNIX_SVR2 tmp      2097648 @ 25188913  (  1.0G) S2  UFS k0  /usr
> 6:     Apple_UNIX_SVR2 var      8389584 @ 27286561  (  4.0G) S2  UFS k0  /usr
> 7:     Apple_UNIX_SVR2 d0     120625343 @ 35676145  ( 57.5G) S2  UFS k0  /usr
>
>Device block size=512, Number of Blocks=156301488 (74.5G)
>DeviceType=0x0, DeviceId=0x0
>
>[...]
>wd0 at atabus0 drive 0
>wd0: <Hitachi HDS721680PLAT80>
>wd0: drive supports 16-sector PIO transfers, LBA48 addressing
>wd0: 76319 MB, 155061 cyl, 16 head, 63 sec, 512 bytes/sect x 156301488 sectors
>dk0 at wd0: Boot
>dk0: 21105 blocks at 64, type: hfs
>dk1 at wd0: Root
>dk1: 20972448 blocks at 21169, type: sysv
>dk2 at wd0: Swap
>dk2: 4195296 blocks at 20993617, type: sysv
>[...]
>
>If I use:
>
>  /dev/dk2       none    swap    sw,dp    0 0
>
>the 'swap1' script fails and 'swapctl' issues messages claiming:
>
>  swapctl: /dev/dk2: Device not configured
>  swapctl: setting dump device to /dev/dk2
>
>If instead, I use:
>
>  /dev/wd0b       none    swap    sw,dp    0 0
>
>'swap1' fails with the following message from 'swapctl':
>
>  swapctl: no match for `wd0b': No such process
>

Perhaps there is a check that the type of the device is swap...

christos