1# $FreeBSD$ 2# 3# Simple psim h/w description 4# 5# The .gdbinit should contain something like: 6# 7# target sim -e chirp -r 33554432 -f psim-tree 8# load 9# 10# (The -r option is the amount of physical RAM the simulator has) 11# 12 13/#address-cells 1 14/openprom/options/use-stdio? false 15#/openprom/options/strict-alignment? true 16 17/options 18 ./output-device "psim-stdout 19 20# 21# Define the disk device alias so ofwd can identify it 22# 23/aliases 24 ./ofwdisk "/phb@0x70000000/ide@1/disk@0 25 26# 27# CPU definition. The phandle property is to help nexus.c locate the 28# interrupt controller. 29# 30/cpus/cpu@0 31 32# 33# disk file, done via phb. maybe there's a simpler way. 34# 35/phb@0x70000000 36 ./device_type "pci 37 ./name "pci 38 ./#address-cells 3 39 ./#size-cells 2 40 ./ranges ni0,0,0,0 0xc0000000 0x10000 41 42/phb@0x70000000/ide@1 43 ./device_type "ide 44 ./name "ide 45 ./assigned-addresses \ 46 ni0,0,10,1f0 8 \ 47 ni0,0,14,3f8 8 \ 48 ni0,0,18,170 8 \ 49 ni0,0,1c,378 8 \ 50 ni0,0,20,200 8 51 ./reg \ 52 1 0 \ 53 i0,0,10,0 8 \ 54 i0,0,18,0 8 \ 55 i0,0,14,6 1 \ 56 i0,0,1c,6 1 \ 57 i0,0,20,0 8 58 ./ready-delay 1000 59 60/phb@0x70000000/ide@1/disk@0/file "../image.iso 61 62# 63# I/O Bus 64# 65/iobus@0x90000000 66 ./name psim-iobus 67 ./reg 0x90000000 0x20000000 68 69# 70# OpenPIC 71# 72/iobus@0x90000000/opic@0x90000000 73 ./name interrupt-controller 74 ./device_type open-pic 75 ./compatible psim,open-pic 76 ./reg 0x90000000 0x40000 77 ./interrupt-ranges 0 256 78 79/iobus/opic > intr0 int /cpus/cpu@0x0 80 81# 82# IDE1 83# 84#/iobus@0x90000000/ide@0x90052000 85# ./name ata-4 86# ./ioport 1 87# ./device_type ata 88# ./interrupt 12 89# ./reg 0x90052000 8 0x90052010 8 0x90052020 8 0x90052030 1 0x90052040 1 0x90052050 8 90#/iobus@0x90000000/ide@0x90052000 > a irq12 /iobus/opic 91