long read to SH7750_WCR1_A7 (0x000000001f800008) ignored long read to SH7750_WCR2_A7 (0x000000001f80000c) ignored long read to SH7750_WCR3_A7 (0x000000001f800010) ignored long read to SH7750_MCR_A7 (0x000000001f800014) ignored long read to SH7750_MCR_A7 (0x000000001f800014) ignored Linux version 6.12.27 (br-user@runner-pdwm2rams-project-3290221-concurrent-4) (sh4-linux-gcc.br_real (Buildroot 2021.11-18033-g83947c7bb6) 15.1.0, GNU ld (GNU Binutils) 2.44) #2 Fri Aug 8 15:34:24 UTC 2025 Boot params: ... MOUNT_ROOT_RDONLY - 00000000 ... RAMDISK_FLAGS - 00000000 ... ORIG_ROOT_DEV - 00000000 ... LOADER_TYPE - 00000000 ... INITRD_START - 00000000 ... INITRD_SIZE - 00000000 Booting machvec: RTS7751R2D Zone ranges: Normal [mem 0x000000000c000000-0x000000000fffffff] Movable zone start for each node Early memory node ranges node 0: [mem 0x000000000c000000-0x000000000fffffff] Initmem setup node 0 [mem 0x000000000c000000-0x000000000fffffff] Renesas Technology Sales RTS7751R2D support. FPGA version:1 (revision:0) Kernel command line: rootwait root=/dev/sda console=ttySC1,115200 noiotrap Dentry cache hash table entries: 8192 (order: 3, 32768 bytes, linear) Inode-cache hash table entries: 4096 (order: 2, 16384 bytes, linear) Sorting __ex_table... Built 1 zonelists, mobility grouping on. Total pages: 16384 mem auto-init: stack:all(zero), heap alloc:off, heap free:off PVR=04050005 CVR=00110000 PRR=00000113 I-cache : n_ways=2 n_sets=64 way_incr=2048 I-cache : entry_mask=0x000007e0 alias_mask=0x00000000 n_aliases=0 D-cache : n_ways=2 n_sets=64 way_incr=2048 D-cache : entry_mask=0x000007e0 alias_mask=0x00000000 n_aliases=0 virtual kernel memory layout: fixmap : 0xdfff7000 - 0xdffff000 ( 32 kB) vmalloc : 0xc0000000 - 0xdfff5000 ( 511 MB) lowmem : 0x8c000000 - 0x90000000 ( 64 MB) (cached) : 0xa0000000 - 0xc0000000 ( 512 MB) (uncached) .init : 0x8c5df000 - 0x8c602000 ( 140 kB) .data : 0x8c4500a0 - 0x8c5defc8 (1595 kB) .text : 0x8c010000 - 0x8c4500a0 (4352 kB) SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 NR_IRQS: 64, nr_irqs: 64, preallocated irqs: 0 intc: Registered controller 'sh7750' with 20 IRQs intc: Registered controller 'sh7750_dma8' with 9 IRQs intc: Registered controller 'sh7750_tmu34' with 2 IRQs intc: Registered controller 'sh7750_pci' with 8 IRQs Using R2D-PLUS interrupt controller. intc: Registered controller 'r2d-plus' with 13 IRQs Console: colour dummy device 80x25 sh-tmu.0: ch0: used for clock events sh-tmu.0: ch0: used for periodic clock events sh-tmu.0: ch1: used as clock source clocksource: sh-tmu.0: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 127417363106 ns sh-tmu.1: ch0: used for clock events sh-tmu.1: ch1: used as clock source clocksource: sh-tmu.1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 127417363106 ns sched_clock: 32 bits at 250 Hz, resolution 4000000ns, wraps every 8589934590000000ns Calibrating delay loop (skipped)... 120.00 BogoMIPS PRESET (lpj=240000) CPU: SH7751R pid_max: default: 32768 minimum: 301 Mount-cache hash table entries: 1024 (order: 0, 4096 bytes, linear) Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes, linear) Memory: 58192K/65536K available (4348K kernel code, 591K rwdata, 1000K rodata, 140K init, 247K bss, 7004K reserved, 0K cma-reserved) devtmpfs: initialized clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns futex hash table entries: 256 (order: -1, 3072 bytes, linear) NET: Registered PF_NETLINK/PF_ROUTE protocol family DMA: preallocated 128 KiB GFP_KERNEL pool for atomic allocations PCI: Starting initialization. SCSI subsystem initialized pps_core: LinuxPPS API ver. 1 registered pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti PTP clock support registered sh_tmu sh-tmu.0: kept as earlytimer sh_tmu sh-tmu.1: kept as earlytimer PCI host bridge to bus 0000:00 pci_bus 0000:00: root bus resource [io 0x1000-0x3fffff] pci_bus 0000:00: root bus resource [mem 0xfd000000-0xfdffffff] pci_bus 0000:00: No busn resource found for root bus, will use [bus 00-ff] pci 0000:00:00.0: [1054:350e] type 00 class 0x060000 conventional PCI endpoint pci 0000:00:00.0: [Firmware Bug]: BAR 0: invalid; can't size pci 0000:00:00.0: [Firmware Bug]: BAR 1: invalid; can't size pci 0000:00:00.0: [Firmware Bug]: BAR 2: invalid; can't size pci 0000:00:02.0: [10ec:8139] type 00 class 0x020000 conventional PCI endpoint pci 0000:00:02.0: BAR 0 [io 0x0000-0x00ff] pci 0000:00:02.0: BAR 1 [mem 0x00000000-0x000000ff] pci 0000:00:02.0: ROM [mem 0x00000000-0x0003ffff pref] pci_bus 0000:00: busn_res: [bus 00-ff] end is updated to 00 pci 0000:00:02.0: ROM [mem 0xfd000000-0xfd03ffff pref]: assigned pci 0000:00:02.0: BAR 0 [io 0x1000-0x10ff]: assigned pci 0000:00:02.0: BAR 1 [mem 0xfd040000-0xfd0400ff]: assigned vgaarb: loaded clocksource: Switched to clocksource sh-tmu.0 NET: Registered PF_INET protocol family IP idents hash table entries: 2048 (order: 2, 16384 bytes, linear) tcp_listen_portaddr_hash hash table entries: 1024 (order: 0, 4096 bytes, linear) Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) TCP established hash table entries: 1024 (order: 0, 4096 bytes, linear) TCP bind hash table entries: 1024 (order: 1, 8192 bytes, linear) TCP: Hash tables configured (established 1024 bind 1024) UDP hash table entries: 256 (order: 0, 4096 bytes, linear) UDP-Lite hash table entries: 256 (order: 0, 4096 bytes, linear) NET: Registered PF_UNIX/PF_LOCAL protocol family PCI: CLS 0 bytes, default 32 workingset: timestamp_bits=30 max_order=14 bucket_order=0 Block layer SCSI generic (bsg) driver version 0.4 loaded (major 251) io scheduler mq-deadline registered io scheduler kyber registered Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled SuperH (H)SCI(F) driver initialized sh-sci.1: ttySC1 at MMIO 0xffe80000 (irq = 56, base_baud = 0) is a scif printk: legacy console [ttySC1] enabled sm501 sm501: SM501 At (ptrval): Version 050100a0, 8 Mb, IRQ 116 serial8250.9: ttyS0 at MMIO 0x13e30000 (irq = 116, base_baud = 9600) is a 16550A sm501-fb sm501-fb: fb sm501fb-crt disabled at start sm501-fb sm501-fb: using mode default mode Console: switching to colour frame buffer device 80x25 sm501-fb sm501-fb: fb0: sm501fb-crt frame buffer sm501-fb sm501-fb: fb sm501fb-panel disabled at start sm501-fb sm501-fb: using supplied mode sm501-fb sm501-fb: fb1: sm501fb-panel frame buffer scsi host0: pata_platform ata1: PATA max PIO0 mmio cmd 0xb4001000 ctl 0xb400080c irq 123 lpm-pol 0 8139cp: 8139cp: 10/100 PCI Ethernet driver v1.3 (Mar 22, 2004) 8139cp 0000:00:02.0: enabling device (0000 -> 0003) 8139cp 0000:00:02.0 eth0: RTL-8139C+ at 0x(ptrval), 52:54:00:12:34:56, IRQ 128 rtc-r9701 spi0.0: cannot read RTC register NET: Registered PF_INET6 protocol family Segment Routing with IPv6 In-situ OAM (IOAM) with IPv6 sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver NET: Registered PF_PACKET protocol family heartbeat: version 0.1.2 loaded ata1: found unknown device (class 0) ata1.00: ATA-7: QEMU HARDDISK, 2.5+, max UDMA/100 ata1.00: 122880 sectors, multi 16: LBA48 ata1.00: configured for PIO scsi 0:0:0:0: Direct-Access ATA QEMU HARDDISK 2.5+ PQ: 0 ANSI: 5 sd 0:0:0:0: [sda] 122880 512-byte logical blocks: (62.9 MB/60.0 MiB) sd 0:0:0:0: [sda] Write Protect is off sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA sd 0:0:0:0: [sda] Preferred minimum I/O size 512 bytes sd 0:0:0:0: [sda] Attached SCSI disk EXT4-fs (sda): mounting ext2 file system using the ext4 subsystem EXT4-fs (sda): mounted filesystem d8d164c9-ff61-4721-811d-a07299ea2cd9 r/w without journal. Quota mode: disabled. VFS: Mounted root (ext2 filesystem) on device 8:0. devtmpfs: mounted Freeing unused kernel image (initmem) memory: 140K This architecture does not have kernel memory protection. Run /sbin/init as init process EXT4-fs (sda): re-mounted d8d164c9-ff61-4721-811d-a07299ea2cd9 r/w. Quota mode: disabled. Saving 256 bits of non-creditable seed for next boot Starting syslogd: OK Starting klogd: OK Running sysctl: OK Starting network: 8139cp 0000:00:02.0 eth0: link up, 100Mbps, full-duplex, lpa 0x05E1 udhcpc: started, v1.37.0 udhcpc: broadcasting discover udhcpc: broadcasting select for 10.0.2.15, server 10.0.2.2 udhcpc: lease of 10.0.2.15 obtained from 10.0.2.2, lease time 86400 deleting routers adding dns 10.0.2.3 OK Starting crond: OK Starting tests TODO: add some more tests Ending tests Welcome to Buildroot buildroot login: root root # poweroff poweroff # # This is the toolchain test suite Usage: /etc/init.d/S90tests start Stopping crond: stopped /usr/sbin/crond (pid 96) OK Stopping network: OK Stopping klogd: OK Stopping syslogd: stopped /sbin/syslogd (pid 47) OK Seeding 256 bits without crediting Saving 256 bits of non-creditable seed for next boot umount: devtmpfs busy - remounted read-only EXT4-fs (sda): re-mounted d8d164c9-ff61-4721-811d-a07299ea2cd9 ro. Quota mode: disabled. The system is going down NOW! Sent SIGTERM to all processes Sent SIGKILL to all processes Requesting system poweroff sd 0:0:0:0: [sda] Synchronizing SCSI cache sd 0:0:0:0: [sda] Stopping disk reboot: Power down