From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932121AbeCIM6p (ORCPT ); Fri, 9 Mar 2018 07:58:45 -0500 Received: from salem.gmr.ssr.upm.es ([138.4.36.7]:45576 "EHLO salem.gmr.ssr.upm.es" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751059AbeCIM6n (ORCPT ); Fri, 9 Mar 2018 07:58:43 -0500 Date: Fri, 9 Mar 2018 13:51:07 +0100 From: "Alvaro G. M." To: linux-kernel@vger.kernel.org, Rob Herring Subject: Bug: Microblaze stopped booting after 0fa1c579349fdd90173381712ad78aa99c09d38b Message-ID: <20180309125106.GA1644@salem.gmr.ssr.upm.es> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, I've found via git bisect that 0fa1c579349fdd90173381712ad78aa99c09d38b makes microblaze unbootable. I'm sorry I can't provide any console output, as nothing appears at all, even when setting earlyprintk (or at least I wasn't able to get anything back!). I'm providing both dts and defconfig in case it helps. Best regards CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y CONFIG_FHANDLE=y CONFIG_LOG_BUF_SHIFT=16 CONFIG_BLK_DEV_INITRD=y CONFIG_EMBEDDED=y CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_KERNEL_BASE_ADDR=0x80000000 CONFIG_XILINX_MICROBLAZE0_FAMILY="artix7" CONFIG_XILINX_MICROBLAZE0_USE_MSR_INSTR=1 CONFIG_XILINX_MICROBLAZE0_USE_PCMP_INSTR=1 CONFIG_XILINX_MICROBLAZE0_USE_BARREL=1 CONFIG_XILINX_MICROBLAZE0_USE_DIV=1 CONFIG_XILINX_MICROBLAZE0_USE_HW_MUL=2 CONFIG_HZ_100=y CONFIG_MMU=y CONFIG_CMDLINE_BOOL=y CONFIG_CMDLINE="console=ttyUL0,9600" CONFIG_HIGHMEM=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y CONFIG_INET=y CONFIG_IP_MULTICAST=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_MTD=y CONFIG_MTD_TESTS=m CONFIG_MTD_CMDLINE_PARTS=y CONFIG_MTD_BLOCK=y CONFIG_MTD_M25P80=y CONFIG_MTD_SPI_NOR=y CONFIG_NETDEVICES=y CONFIG_XILINX_EMACLITE=y CONFIG_DP83848_PHY=y CONFIG_DP83620_PHY=y CONFIG_SERIAL_UARTLITE=y CONFIG_SERIAL_UARTLITE_CONSOLE=y CONFIG_I2C=y CONFIG_I2C_CHARDEV=y CONFIG_I2C_XILINX=y CONFIG_SPI=y CONFIG_SPI_XILINX=y CONFIG_SPI_SPIDEV=y CONFIG_GPIOLIB=y CONFIG_GPIO_SYSFS=y CONFIG_GPIO_XILINX=y CONFIG_SENSORS_IIO_HWMON=y CONFIG_REGULATOR=y CONFIG_REGULATOR_FIXED_VOLTAGE=y CONFIG_FB=y CONFIG_FB_XILINX=y CONFIG_NEW_LEDS=y CONFIG_LEDS_CLASS=y CONFIG_LEDS_GPIO=y CONFIG_LEDS_TRIGGERS=y CONFIG_LEDS_TRIGGER_TIMER=y CONFIG_LEDS_TRIGGER_ONESHOT=y CONFIG_LEDS_TRIGGER_HEARTBEAT=y CONFIG_LEDS_TRIGGER_BACKLIGHT=y CONFIG_LEDS_TRIGGER_CPU=y CONFIG_LEDS_TRIGGER_GPIO=y CONFIG_LEDS_TRIGGER_DEFAULT_ON=y CONFIG_LEDS_TRIGGER_TRANSIENT=y CONFIG_LEDS_TRIGGER_CAMERA=y CONFIG_UIO=y CONFIG_UIO_PDRV_GENIRQ=y CONFIG_IIO=y CONFIG_AD799X=y CONFIG_XILINX_XADC=y CONFIG_PWM=y CONFIG_JFFS2_FS=y CONFIG_SQUASHFS=y CONFIG_SQUASHFS_LZ4=y CONFIG_SQUASHFS_4K_DEVBLK_SIZE=y CONFIG_ROMFS_FS=y CONFIG_ROMFS_BACKED_BY_BOTH=y CONFIG_NFS_FS=y CONFIG_ROOT_NFS=y CONFIG_MAGIC_SYSRQ=y CONFIG_DEBUG_SLAB=y CONFIG_DETECT_HUNG_TASK=y CONFIG_DEBUG_SPINLOCK=y CONFIG_EARLY_PRINTK=y CONFIG_CRYPTO_MANAGER=y /dts-v1/; / { #address-cells = <1>; #size-cells = <1>; compatible = "xlnx,microblaze"; model = "Xilinx MicroBlaze"; cpus { #address-cells = <1>; #cpus = <1>; #size-cells = <0>; microblaze_0: cpu@0 { bus-handle = <&amba_pl>; clock-frequency = <83250000>; clocks = <&clk_cpu>; compatible = "xlnx,microblaze-9.5"; d-cache-baseaddr = <0x80000000>; d-cache-highaddr = <0x8fffffff>; d-cache-line-size = <0x10>; d-cache-size = <0x8000>; device_type = "cpu"; i-cache-baseaddr = <0x80000000>; i-cache-highaddr = <0x8fffffff>; i-cache-line-size = <0x20>; i-cache-size = <0x8000>; interrupt-handle = <µblaze_0_axi_intc>; model = "microblaze,9.5"; timebase-frequency = <83250000>; xlnx,addr-tag-bits = <0xd>; xlnx,allow-dcache-wr = <0x1>; xlnx,allow-icache-wr = <0x1>; xlnx,area-optimized = <0x0>; xlnx,async-interrupt = <0x1>; xlnx,avoid-primitives = <0x0>; xlnx,base-vectors = <0x00000000>; xlnx,branch-target-cache-size = <0x0>; xlnx,cache-byte-size = <0x8000>; xlnx,d-axi = <0x1>; xlnx,d-lmb = <0x1>; xlnx,d-lmb-mon = <0x0>; xlnx,data-size = <0x20>; xlnx,dc-axi-mon = <0x0>; xlnx,dcache-addr-tag = <0xd>; xlnx,dcache-always-used = <0x1>; xlnx,dcache-byte-size = <0x8000>; xlnx,dcache-data-width = <0x0>; xlnx,dcache-force-tag-lutram = <0x0>; xlnx,dcache-line-len = <0x4>; xlnx,dcache-use-writeback = <0x0>; xlnx,dcache-victims = <0x8>; xlnx,debug-counter-width = <0x20>; xlnx,debug-enabled = <0x1>; xlnx,debug-event-counters = <0x5>; xlnx,debug-external-trace = <0x0>; xlnx,debug-latency-counters = <0x1>; xlnx,debug-profile-size = <0x0>; xlnx,debug-trace-size = <0x2000>; xlnx,div-zero-exception = <0x1>; xlnx,dp-axi-mon = <0x0>; xlnx,dynamic-bus-sizing = <0x0>; xlnx,ecc-use-ce-exception = <0x0>; xlnx,edge-is-positive = <0x1>; xlnx,enable-discrete-ports = <0x0>; xlnx,endianness = <0x1>; xlnx,fault-tolerant = <0x0>; xlnx,fpu-exception = <0x0>; xlnx,freq = <0x4f64b50>; xlnx,fsl-exception = <0x0>; xlnx,fsl-links = <0x0>; xlnx,i-axi = <0x0>; xlnx,i-lmb = <0x1>; xlnx,i-lmb-mon = <0x0>; xlnx,ic-axi-mon = <0x0>; xlnx,icache-always-used = <0x1>; xlnx,icache-data-width = <0x0>; xlnx,icache-force-tag-lutram = <0x0>; xlnx,icache-line-len = <0x8>; xlnx,icache-streams = <0x1>; xlnx,icache-victims = <0x8>; xlnx,ill-opcode-exception = <0x1>; xlnx,imprecise-exceptions = <0x0>; xlnx,interconnect = <0x2>; xlnx,interrupt-is-edge = <0x0>; xlnx,interrupt-mon = <0x0>; xlnx,ip-axi-mon = <0x0>; xlnx,lockstep-select = <0x0>; xlnx,lockstep-slave = <0x0>; xlnx,mmu-dtlb-size = <0x4>; xlnx,mmu-itlb-size = <0x2>; xlnx,mmu-privileged-instr = <0x0>; xlnx,mmu-tlb-access = <0x3>; xlnx,mmu-zones = <0x2>; xlnx,num-sync-ff-clk = <0x2>; xlnx,num-sync-ff-clk-debug = <0x2>; xlnx,num-sync-ff-clk-irq = <0x1>; xlnx,num-sync-ff-dbg-clk = <0x1>; xlnx,number-of-pc-brk = <0x1>; xlnx,number-of-rd-addr-brk = <0x0>; xlnx,number-of-wr-addr-brk = <0x0>; xlnx,opcode-0x0-illegal = <0x1>; xlnx,optimization = <0x0>; xlnx,pc-width = <0x20>; xlnx,pvr = <0x2>; xlnx,pvr-user1 = <0x00>; xlnx,pvr-user2 = <0x00000000>; xlnx,reset-msr = <0x00000000>; xlnx,sco = <0x0>; xlnx,trace = <0x0>; xlnx,unaligned-exceptions = <0x1>; xlnx,use-barrel = <0x1>; xlnx,use-branch-target-cache = <0x0>; xlnx,use-config-reset = <0x0>; xlnx,use-dcache = <0x1>; xlnx,use-div = <0x1>; xlnx,use-ext-brk = <0x0>; xlnx,use-ext-nm-brk = <0x0>; xlnx,use-extended-fsl-instr = <0x0>; xlnx,use-fpu = <0x0>; xlnx,use-hw-mul = <0x2>; xlnx,use-icache = <0x1>; xlnx,use-interrupt = <0x2>; xlnx,use-mmu = <0x3>; xlnx,use-msr-instr = <0x1>; xlnx,use-pcmp-instr = <0x1>; xlnx,use-reorder-instr = <0x1>; xlnx,use-stack-protection = <0x0>; }; }; clocks { #address-cells = <1>; #size-cells = <0>; clk_cpu: clk_cpu@0 { #clock-cells = <0>; clock-frequency = <83250000>; clock-output-names = "clk_cpu"; compatible = "fixed-clock"; reg = <0>; }; clk_bus_0: clk_bus_0@1 { #clock-cells = <0>; clock-frequency = <83250000>; clock-output-names = "clk_bus_0"; compatible = "fixed-clock"; reg = <1>; }; }; amba_pl: amba_pl { #address-cells = <1>; #size-cells = <1>; compatible = "simple-bus"; ranges ; axi_ethernetlite_0: ethernet@40e00000 { compatible = "xlnx,xps-ethernetlite-1.00.a"; device_type = "network"; interrupt-parent = <µblaze_0_axi_intc>; interrupts = <2 0>; reg = <0x40e00000 0x10000>; xlnx,duplex = <0x1>; xlnx,include-global-buffers = <0x1>; xlnx,include-internal-loopback = <0x1>; xlnx,include-mdio = <0x1>; xlnx,rx-ping-pong = <0x1>; xlnx,s-axi-id-width = <0x1>; xlnx,tx-ping-pong = <0x1>; xlnx,use-internal = <0x0>; phy-handle = <&phy0>; axi_ethernetlite_0_mdio: mdio { #address-cells = <1>; #size-cells = <0>; phy0: phy@0 { device_type = "ethernet-phy"; reg = <1>; }; }; }; axi_quad_spi_0: axi_quad_spi@44a00000 { #address-cells = <1>; #size-cells = <0>; compatible = "xlnx,xps-spi-2.00.a"; interrupt-parent = <µblaze_0_axi_intc>; interrupts = <3 0>; reg = <0x44a00000 0x10000>; xlnx,num-ss-bits = <0x1>; axi_flash_spi_0: n25q128@0 { #address-cells = <1>; #size-cells = <0>; compatible = "micron,n25q128a", "jedec,spi-nor"; reg = <0>; /* Chip select 0 */ spi-max-frequency = <100000000>; xlnx,num-ss-bits = <0x1>; partitions { compatible = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; partition@bitfile { label = "bitfile"; reg = <0x000000 0x200000>; }; partition@kernel { label = "kernel"; reg = <0x200000 0x500000>; }; partition@rootfs { label = "rootfs"; reg = <0x700000 0x700000>; }; partition@persistent { label = "persistent"; reg = <0xe00000 0x200000>; }; partition@full-image { label = "full-image"; reg = <0x000000 0xE00000>; }; partition@full-disk { label = "full-disk"; reg = <0x000000 0x1000000>; }; }; }; }; axi_timer_0: timer@41c00000 { clock-frequency = <83250000>; clocks = <&clk_bus_0>; compatible = "xlnx,xps-timer-1.00.a"; interrupt-parent = <µblaze_0_axi_intc>; interrupts = <0 2>; reg = <0x41c00000 0x10000>; xlnx,count-width = <0x20>; xlnx,gen0-assert = <0x1>; xlnx,gen1-assert = <0x1>; xlnx,one-timer-only = <0x0>; xlnx,trig0-assert = <0x1>; xlnx,trig1-assert = <0x1>; }; axi_timer_1: pwm@41c10000 { clock-frequency = <83250000>; clocks = <&clk_bus_0>; compatible = "xlnx,xps-timer-1.00.a"; reg = <0x41c10000 0x10000>; #pwm-cells = <2>; xlnx,pwm-outputs = <1>; xlnx,count-width = <0x20>; xlnx,gen0-assert = <0x1>; xlnx,gen1-assert = <0x1>; xlnx,one-timer-only = <0x0>; xlnx,trig0-assert = <0x1>; xlnx,trig1-assert = <0x1>; }; axi_uartlite_0: serial@40600000 { clock-frequency = <83250000>; clocks = <&clk_bus_0>; compatible = "xlnx,xps-uartlite-1.00.a"; current-speed = <115200>; device_type = "serial"; interrupt-parent = <µblaze_0_axi_intc>; interrupts = <1 0>; port-number = <0>; reg = <0x40600000 0x10000>; xlnx,baudrate = <0x2580>; xlnx,data-bits = <0x8>; xlnx,odd-parity = <0x0>; xlnx,s-axi-aclk-freq-hz-d = "83.25"; xlnx,use-parity = <0x0>; }; microblaze_0_axi_intc: interrupt-controller@41200000 { #interrupt-cells = <2>; compatible = "xlnx,xps-intc-1.00.a"; interrupt-controller ; reg = <0x41200000 0x10000>; xlnx,kind-of-intr = <0xfe>; xlnx,num-intr-inputs = <0x4>; }; }; }; / { chosen { bootargs = "console=ttyUL0,9600 root=/dev/mtdblock2 earlyprintk=serial,ttyS0,9600"; linux,stdout-path = &axi_uartlite_0; stdout-path = &axi_uartlite_0; }; aliases { ethernet0 = &axi_ethernetlite_0; serial0 = &axi_uartlite_0; spi0 = &axi_quad_spi_0; flash0 = &axi_flash_spi_0; }; memory { device_type = "memory"; reg = <0x80000000 0x0f800000>; }; }; &axi_ethernetlite_0 { local-mac-address = [00 0a 35 00 00 00]; }; -- Alvaro G. M.