Basic framework of virtualization by jinwjinl · Pull Request #409 · vivoblueos/kernel

jinwjinl · 2026-05-08T03:44:28Z

Providing basic virtualization support for booting Linux. Add function "arch::aarch64::virt::virt_boot_linux()" and use

qemu-system-aarch64  -M virt,virtualization=on,gic-version=3 -cpu cortex-a53 -smp 8 -m 512M -chardev stdio,id=con,mux=on -serial chardev:con -global virtio-mmio.force-legacy=false -device virtio-rng-device,bus=virtio-mmio-bus.1 -mon chardev=con,mode=readline -drive file=/home/qiu_1189187/Project/blueos-dev/out/shell_test_qemu_virt64_aarch64/gen/apps/shell/shell_block.img,if=none,format=raw,id=hd -device virtio-blk-device,bus=virtio-mmio-bus.3,drive=hd -netdev user,id=u1,hostfwd=tcp:127.0.0.1:10024-10.0.2.15:23,hostfwd=tcp:127.0.0.1:15002-10.0.2.15:5001 -device virtio-net-device,netdev=u1,bus=virtio-mmio-bus.2 -kernel /home/qiu_1189187/Project/blueos-dev/out/shell_test_qemu_virt64_aarch64/bin/shell -nographic -semihosting -device loader,file=Image,addr=0x44000000 -device loader,file=guest.dtb,addr=0x4E000000

we can see:

[    0.000000] Booting Linux on physical CPU 0x0000000000 [0x410fd034]
[    0.000000] Linux version 5.15.202 (qiu_1189187@SZ-11189187) (aarch64-linux-gnu-gcc (Ubuntu 13.3.0-6ubuntu2~24.04) 13.3.0, GNU ld (GNU Binutils for Ubuntu) 2.42) #13 SMP PREEMPT Thu Apr 23 15:14:57 CST 2026
[    0.000000] Machine model: linux,dummy-virt
[    0.000000] earlycon: pl11 at MMIO 0x0000000009000000 (options '')
[    0.000000] printk: bootconsole [pl11] enabled
[    0.000000] efi: UEFI not found.
[    0.000000] NUMA: No NUMA configuration found
[    0.000000] NUMA: Faking a node at [mem 0x0000000044000000-0x000000004fffffff]
[    0.000000] NUMA: NODE_DATA [mem 0x4ff98c00-0x4ff9afff]
[    0.000000] Zone ranges:
[    0.000000]   DMA      [mem 0x0000000044000000-0x000000004fffffff]
[    0.000000]   DMA32    empty
[    0.000000]   Normal   empty
[    0.000000] Movable zone start for each node
[    0.000000] Early memory node ranges
[    0.000000]   node   0: [mem 0x0000000044000000-0x000000004fffffff]
[    0.000000] Initmem setup node 0 [mem 0x0000000044000000-0x000000004fffffff]
[    0.000000] On node 0, zone DMA: 16384 pages in unavailable ranges
[    0.000000] cma: Reserved 32 MiB at 0x000000004c000000
[    0.000000] psci: probing for conduit method from DT.
[    0.000000] psci: PSCIv0.2 detected in firmware.
[    0.000000] psci: Using standard PSCI v0.2 function IDs
[EXIT] HVC#0: Ignored PSCI call: 0x84000006
[    0.000000] psci: MIGRATE_INFO_TYPE not supported.
[    0.000000] percpu: Embedded 16 pages/cpu s35168 r0 d30368 u65536
[    0.000000] Detected VIPT I-cache on CPU0
[    0.000000] CPU features: detected: GIC system register CPU interface
[    0.000000] CPU features: detected: ARM erratum 845719
[    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 48384
[    0.000000] Policy zone: DMA
[    0.000000] Kernel command line: console=ttyAMA0 earlycon=pl011,0x09000000 root=/dev/ram0 rw
[    0.000000] Dentry cache hash table entries: 32768 (order: 6, 262144 bytes, linear)
[    0.000000] Inode-cache hash table entries: 16384 (order: 5, 131072 bytes, linear)
[    0.000000] mem auto-init: stack:all(zero), heap alloc:off, heap free:off
[    0.000000] Memory: 140836K/196608K available (9216K kernel code, 902K rwdata, 3964K rodata, 3456K init, 301K bss, 23004K reserved, 32768K cma-reserved)
[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[    0.000000] rcu: Preemptible hierarchical RCU implementation.
[    0.000000] rcu:     RCU event tracing is enabled.
[    0.000000] rcu:     RCU restricting CPUs from NR_CPUS=256 to nr_cpu_ids=1.
[    0.000000]  Trampoline variant of Tasks RCU enabled.
[    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies.
[    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=1
[    0.000000] NR_IRQS: 64, nr_irqs: 64, preallocated irqs: 0
[EXIT] Data Abort from Guest (Stage-2 Fault)
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[    0.000000] GICv3: 192 SPIs implemented
[    0.000000] GICv3: 0 Extended SPIs implemented
[EXIT] Data Abort from Guest (Stage-2 Fault)
[    0.000000] GICv3: Distributor has no Range Selector support
[    0.000000] Root IRQ handler: gic_handle_irq
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[    0.000000] GICv3: 16 PPIs implemented
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[    0.000000] GICv3: CPU0: found redistributor 0 region 0:0x00000000080a0000
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[    0.000000] arch_timer: cp15 timer(s) running at 62.50MHz (virt).
[    0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x1cd42e208c, max_idle_ns: 881590405314 ns
[    0.000070] sched_clock: 56 bits at 62MHz, resolution 16ns, wraps every 4398046511096ns
[    0.009121] Console: colour dummy device 80x25
[    0.011748] Calibrating delay loop (skipped), value calculated using timer frequency.. 125.00 BogoMIPS (lpj=250000)
[    0.012087] pid_max: default: 32768 minimum: 301
[    0.013182] Mount-cache hash table entries: 512 (order: 0, 4096 bytes, linear)
[    0.013414] Mountpoint-cache hash table entries: 512 (order: 0, 4096 bytes, linear)
[    0.041999] rcu: Hierarchical SRCU implementation.
[    0.044026] EFI services will not be available.
[    0.044645] smp: Bringing up secondary CPUs ...
[    0.044857] smp: Brought up 1 node, 1 CPU
[    0.045273] SMP: Total of 1 processors activated.
[    0.045691] CPU features: detected: 32-bit EL0 Support
[    0.045968] CPU features: detected: CRC32 instructions
[    0.109361] CPU: All CPU(s) started at EL1
[    0.109824] alternatives: patching kernel code
[    0.123081] devtmpfs: initialized
[    0.128017] KASLR disabled due to lack of seed
[    0.129423] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
[    0.130617] futex hash table entries: 256 (order: 2, 16384 bytes, linear)
[    0.133208] pinctrl core: initialized pinctrl subsystem
[    0.142478] DMI not present or invalid.
[    0.149616] DMA: preallocated 128 KiB GFP_KERNEL pool for atomic allocations
[    0.150162] DMA: preallocated 128 KiB GFP_KERNEL|GFP_DMA pool for atomic allocations
[    0.151106] DMA: preallocated 128 KiB GFP_KERNEL|GFP_DMA32 pool for atomic allocations
[    0.156983] thermal_sys: Registered thermal governor 'step_wise'
[    0.157023] thermal_sys: Registered thermal governor 'power_allocator'
[    0.158309] cpuidle: using governor menu
[    0.188303] hw-breakpoint: found 6 breakpoint and 4 watchpoint registers.
[    0.189933] ASID allocator initialised with 65536 entries
[    0.192574] Serial: AMBA PL011 UART driver
[    0.200357] 9000000.uart: ttyAMA0 at MMIO 0x9000000 (irq = 13, base_baud = 0) is a PL011 rev1
[    0.201382] printk: console [ttyAMA0] enabled
[    0.201382] printk: console [ttyAMA0] enabled
[    0.201689] printk: bootconsole [pl11] disabled
[    0.201689] printk: bootconsole [pl11] disabled
[    0.232194] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
[    0.232400] HugeTLB registered 32.0 MiB page size, pre-allocated 0 pages
[    0.232604] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
[    0.232715] HugeTLB registered 64.0 KiB page size, pre-allocated 0 pages
[    0.984820] cryptd: max_cpu_qlen set to 1000
[    1.066487] DRBG: Continuing without Jitter RNG
[    1.104912] ACPI: Interpreter disabled.
[    1.106489] iommu: Default domain type: Translated
[    1.106716] iommu: DMA domain TLB invalidation policy: strict mode
[    1.107714] vgaarb: loaded
[    1.108903] SCSI subsystem initialized
[    1.110522] pps_core: LinuxPPS API ver. 1 registered
[    1.110728] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[    1.111917] EDAC MC: Ver: 3.0.0
[    1.113701] FPGA manager framework
[    1.116366] clocksource: Switched to clocksource arch_sys_counter
[    1.118126] pnp: PnP ACPI: disabled
[    1.132884] PCI: CLS 0 bytes, default 64
[    1.144979] workingset: timestamp_bits=42 max_order=16 bucket_order=0
[    1.158571] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[    1.164420] fuse: init (API version 7.34)
[    1.185024] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 245)
[    1.185383] io scheduler mq-deadline registered
[    1.185555] io scheduler kyber registered
[    1.249750] IPMI message handler: version 39.2
[    1.250044] ipmi device interface
[    1.251150] ipmi_si: IPMI System Interface driver
[    1.251744] ipmi_si: Unable to find any System Interface(s)
[    1.257193] EINJ: ACPI disabled.
[    1.266915] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[    1.282461] cacheinfo: Unable to detect cache hierarchy for CPU 0
[    1.307661] loop: module loaded
[    1.309860] megasas: 07.717.02.00-rc1
[    1.310589] mpt3sas version 39.100.00.00 loaded
[    1.317406] VFIO - User Level meta-driver version: 0.3
[    1.320222] i2c_dev: i2c /dev entries driver
[    1.323496] device-mapper: ioctl: 4.45.0-ioctl (2021-03-22) initialised: dm-devel@redhat.com
[    1.328397] SPI driver st-magn-spi has no spi_device_id for st,lis3mdl-magn
[    1.328757] SPI driver st-magn-spi has no spi_device_id for st,lsm303agr-magn
[    1.328950] SPI driver st-magn-spi has no spi_device_id for st,lsm9ds1-magn
[    1.329970] gnss: GNSS driver registered with major 237
[    1.333860] clk: Disabling unused clocks
[EXIT] Data Abort from Guest (Stage-2 Fault)
[EXIT] Data Abort from Guest (Stage-2 Fault)
[EXIT] Data Abort from Guest (Stage-2 Fault)
[EXIT] Data Abort from Guest (Stage-2 Fault)
[EXIT] Data Abort from Guest (Stage-2 Fault)
[EXIT] Data Abort from Guest (Stage-2 Fault)
[EXIT] Data Abort from Guest (Stage-2 Fault)
[EXIT] Data Abort from Guest (Stage-2 Fault)
[EXIT] Data Abort from Guest (Stage-2 Fault)
[    1.404855] Freeing unused kernel memory: 3456K
[    1.408860] Run /init as init process
~ # poweroff
~ # umount: can't unmount /: Invalid argument
The system is going down NOW!
Sent SIGTERM to all processes
Sent SIGKILL to all processes
Requesting system poweroff
[    9.096015] reboot: Power down
Linux shutdown!!!
Hello, shell!
>

using Linux-5.15.202 and close unrelated configuration.
test device tree:

/dts-v1/;

/ {
    interrupt-parent = <&gic>;
    #address-cells = <2>;
    #size-cells = <2>;
    compatible = "linux,dummy-virt";

    cpus {
        #address-cells = <1>;
        #size-cells = <0>;
        cpu@0 {
            device_type = "cpu";
            compatible = "arm,armv8";
            reg = <0x0>;
            enable-method = "psci";
        };
    };

    memory@44000000 {
        device_type = "memory";
        reg = <0x0 0x44000000 0x0 0x0c000000>;
    };

    gic: interrupt-controller@8000000 {
        compatible = "arm,gic-v3";
        #interrupt-cells = <3>;
        interrupt-controller;
        reg = <0x0 0x08000000 0x0 0x00010000>,  /* VGICD */
              <0x0 0x080a0000 0x0 0x00f60000>; /* VGICR */
    };

    timer {
        compatible = "arm,armv8-timer";
        interrupts = <1 13 0xf08>,
                     <1 14 0xf08>,
                     <1 11 0xf08>,
                     <1 10 0xf08>;
    };

    uart0: uart@9000000 {
        compatible = "arm,pl011", "arm,primecell";
        reg = <0x0 0x09000000 0x0 0x1000>;
        interrupts = <0 1 4>;
        clocks = <&clk24m>;
        clock-names = "apb_pclk";
    };

    clk24m: clk24m {
        compatible = "fixed-clock";
        #clock-cells = <0>;
        clock-frequency = <24000000>;
        clock-output-names = "v2m:clk24m";
    };

    chosen {
        stdout-path = "/uart@9000000";
        bootargs = "console=ttyAMA0 earlycon=pl011,0x09000000 root=/dev/ram0 rw";
    };

    psci {
        compatible = "arm,psci-0.2";
        method = "smc";
        cpu_suspend = <0xC4000001>;
        cpu_off = <0x84000002>;
        cpu_on = <0xC4000003>;
        system_off = <0x84000008>;
        system_reset = <0x84000009>;
    };
};

jinwjinl · 2026-05-08T03:45:01Z

build_prs

github-actions · 2026-05-08T03:46:24Z

Job is started, see https://github.com/vivoblueos/kernel/actions/runs/25535483316.

github-actions · 2026-05-08T03:49:00Z

❌ Job failed. Failed jobs: build_and_check_boards (failure), see https://github.com/vivoblueos/kernel/actions/runs/25535483316.

jinwjinl · 2026-05-08T06:20:46Z

build_prs

github-actions · 2026-05-08T06:22:10Z

Job is started, see https://github.com/vivoblueos/kernel/actions/runs/25540440444.

github-actions · 2026-05-08T06:26:13Z

❌ Job failed. Failed jobs: build_and_check_boards (failure), see https://github.com/vivoblueos/kernel/actions/runs/25540440444.

jinwjinl · 2026-05-08T06:29:27Z

build_prs

github-actions · 2026-05-08T06:30:46Z

Job is started, see https://github.com/vivoblueos/kernel/actions/runs/25540764380.

github-actions · 2026-05-08T06:43:27Z

✅ All jobs completed successfully, see https://github.com/vivoblueos/kernel/actions/runs/25540764380.

jinwjinl added 3 commits May 8, 2026 10:39

first verion for virt frame

11c014c

Finish basic framework to boot linux

5b8c3a8

Change for rabase

409913f

Change semihosting to conditional compilation

c707ae9

Change semihosting to conditional compilation

9b7f60a

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Basic framework of virtualization#409

Basic framework of virtualization#409
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