BCM5354 with BHND

gistfile1.txt

>>> boot -raw -z -addr=0x80001000 -max=0x3a0000 flash0.os:
Loader:raw Filesys:raw Dev:flash0.os File: Options:(null)
Loading: ........... 3626284 bytes read
Entry at 0x80001000
Closing network.
Starting program at 0x80001000
entry: mips_init()
Cache info:
  picache_stride    = 4096
  picache_loopcount = 4
  pdcache_stride    = 4096
  pdcache_loopcount = 4
cpu0: Broadcom processor v41.144
  MMU: Standard TLB, 32 entries (1K 4K 16K 64K 256K 1M 16M 64M 256M pg sizes)
  L1 i-cache: 4 ways of 256 sets, 16 bytes per line
  L1 d-cache: 2 ways of 512 sets, 16 bytes per line
  L2 cache: disabled
  Config1=0x3e9b6c86<MIPS16,EJTAG>
KDB: debugger backends: ddb
KDB: current backend: ddb
Copyright (c) 1992-2016 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
        The Regents of the University of California. All rights reserved.
FreeBSD is a registered trademark of The FreeBSD Foundation.
FreeBSD 12.0-CURRENT #11 322856f(zrouter): Tue Sep 13 21:56:01 JST 2016
    hiroki@microserver:/storage/home/hiroki/obj/storage/home/hiroki/zrouter/tmp/
mips.mipsel/storage/home/hiroki/freebsd/sys/Buffalo_WHR-HP-G54 mips
gcc version 4.2.1 20070831 patched [FreeBSD]
real memory  = 16125952 (15748K bytes)
avail memory = 10637312 (10MB)
nexus0: <MIPS32 root nexus>
bhnd_nvram0: <Broadcom NVRAM> on nexus0
bhnd_nvram0: CFE flash0.nvram (0+0x344)
bhnd0: <BCM5354 SIBA bus> at mem 0x18000000-0x180fffff on nexus0
bhnd_chipc0: <Broadcom ChipCommon I/O Controller, rev 20> mem 0x18000000-0x18000
dff,0x1fc00000-0x1fffffff,0x1c000000-0x1dffffff,0x1a000000-0x1bffffff at core 0 
on bhnd0
bhnd_mips0: <Broadcom MIPS3302 Core, rev 8> mem 0x18002000-0x18002dff at core 2 
on bhnd0
cpupic0: <MIPS32 Interrupt Controller> on nexus0
bhnd_pmu0: <Broadcom ChipCommon PMU, rev 0> on bhnd_chipc0
clock0: <Generic MIPS32 ticker> on nexus0
Timecounter "MIPS32" frequency 120000000 Hz quality 800
Event timer "MIPS32" frequency 120000000 Hz quality 800
uart0: <16750 or compatible> mem 0x18000300-0x180003ff irq 2 on bhnd_chipc0
uart0: console (115200,n,8,1)
uart1: <Non-standard ns8250 class UART with FIFOs> mem 0x18000400-0x180004ff irq
 2 on bhnd_chipc0
cfi1: <Broadcom ChipCommon CFI> mem 0x1c000000-0x1dffffff,0x18000040-0x1800004b 
on bhnd_chipc0
cfid0 on cfi1
bhnd0: <Broadcom Fast Ethernet MAC> mem 0x18001000-0x18001dff at core 1 (no driv
er attached)
bhnd_usb0: <USB2.0 Host core> mem 0x18003000-0x18003dff at core 3 on bhnd0
bhnd_usb0: bhnd: unable to allocate IRQ
device_attach: bhnd_usb0 attach returned 6
bhnd0: <Broadcom MEMC SDRAM Controller> mem 0x18004000-0x18004dff,0-0x7ffffff,0x
10000000-0x17ffffff,0x80000000-0x9fffffff at core 4 (no driver attached)
bhnd0: <Broadcom 802.11 MAC/PHY/Radio> mem 0x18005000-0x18005dff at core 5 (no d
river attached)
bhnd0: <Broadcom RoboSwitch> mem 0x18006000-0x18006dff at core 6 (no driver atta
ched)
cfi0 at mem 0x1c000000-0x1dffffff on nexus0
nexus_alloc_resource: could not reserve resource for cfi0
device_attach: cfi0 attach returned 6
Timecounters tick every 10.000 msec
Trying to mount root from cd9660:/dev/map/rootfs.uzip []...
warning: no time-of-day clock registered, system time will not be set accurately
/etc/rc: cannot 

Hi Hiroki,
so you did research and find that siba (a.k.a. SSB) and bhnd is same bus?
or just somehow close one to another?