1*4882a593Smuzhiyun#!/bin/bash 2*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0 3*4882a593Smuzhiyun# 4*4882a593Smuzhiyun# mkd -- a script to create the device special files for the PARIDE subsystem 5*4882a593Smuzhiyun# 6*4882a593Smuzhiyun# block devices: pd (45), pcd (46), pf (47) 7*4882a593Smuzhiyun# character devices: pt (96), pg (97) 8*4882a593Smuzhiyun# 9*4882a593Smuzhiyunfunction mkdev { 10*4882a593Smuzhiyun mknod $1 $2 $3 $4 ; chmod 0660 $1 ; chown root:disk $1 11*4882a593Smuzhiyun} 12*4882a593Smuzhiyun# 13*4882a593Smuzhiyunfunction pd { 14*4882a593Smuzhiyun D=$( printf \\$( printf "x%03x" $[ $1 + 97 ] ) ) 15*4882a593Smuzhiyun mkdev pd$D b 45 $[ $1 * 16 ] 16*4882a593Smuzhiyun for P in 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 17*4882a593Smuzhiyun do mkdev pd$D$P b 45 $[ $1 * 16 + $P ] 18*4882a593Smuzhiyun done 19*4882a593Smuzhiyun} 20*4882a593Smuzhiyun# 21*4882a593Smuzhiyuncd /dev 22*4882a593Smuzhiyun# 23*4882a593Smuzhiyunfor u in 0 1 2 3 ; do pd $u ; done 24*4882a593Smuzhiyunfor u in 0 1 2 3 ; do mkdev pcd$u b 46 $u ; done 25*4882a593Smuzhiyunfor u in 0 1 2 3 ; do mkdev pf$u b 47 $u ; done 26*4882a593Smuzhiyunfor u in 0 1 2 3 ; do mkdev pt$u c 96 $u ; done 27*4882a593Smuzhiyunfor u in 0 1 2 3 ; do mkdev npt$u c 96 $[ $u + 128 ] ; done 28*4882a593Smuzhiyunfor u in 0 1 2 3 ; do mkdev pg$u c 97 $u ; done 29*4882a593Smuzhiyun# 30*4882a593Smuzhiyun# end of mkd 31*4882a593Smuzhiyun 32