Hi Phillipe, On Fri, Sep 8, 2017 at 3:14 AM, Philippe Mathieu-Daudé <f4...@amsat.org> wrote:
> Hi Subbaraya, > > very good work! > > On 09/07/2017 04:24 PM, Subbaraya Sundeep wrote: > >> Hi Qemu-devel, >> >> I am trying to add Smartfusion2 SoC. >> SoC is from Microsemi and System on Module(SOM) >> board is from Emcraft systems. Smartfusion2 has hardened >> Microcontroller(Cortex-M3)based Sub System and FPGA fabric. >> At the moment only system timer, sysreg and SPI >> controller are modelled. >> >> Testing: >> ./arm-softmmu/qemu-system-arm -M smartfusion2-som -serial mon:stdio \ >> -kernel u-boot.bin -display none -drive file=spi.bin,if=mtd,format=raw >> > > "-M emcraft-sf2" ;) > copy/paste error :) > > U-Boot 2010.03-00147-g7da5092 (Jul 03 2017 - 09:04:50) > > CPU : SmartFusion2 SoC (Cortex-M3 Hard IP) > Freqs: CORTEX-M3=142MHz,PCLK0=71MHz,PCLK1=71MHz > Board: M2S-FG484-SOM Rev 1A, www.emcraft.com > DRAM: 64 MB > *** Warning - bad CRC, using default environment > > In: serial > Out: serial > Err: serial > Net: M2S_MAC > Hit any key to stop autoboot: 0 > 16384 KiB S25FL128P_64K at 0:0 is now current device > ## Booting kernel from Legacy Image at a0007fc0 ... > Image Name: dtskernel > Image Type: ARM Linux Kernel Image (uncompressed) > Data Size: 2664224 Bytes = 2.5 MB > Load Address: a0008000 > Entry Point: a0008001 > Verifying Checksum ... OK > Loading Kernel Image ... OK > OK > > Starting kernel ... > > NVIC: Bad read offset 0xd74 > [ 0.000000] Booting Linux on physical CPU 0x0 > [ 0.000000] Linux version 4.5.0-00001-g3aa90e8-dirty > (sundeep@sundeep-Vostro-3458) (gcc version 5.4.0 (GCC) ) #102 PREEMPT Tue > May 16 19:43:40 IST 2017 > [ 0.000000] CPU: ARMv7-M [410fc231] revision 1 (ARMv7M), cr=00000000 > [ 0.000000] CPU: unknown data cache, unknown instruction cache > [ 0.000000] Machine model: Microsemi SmartFusion 2 development board > [ 0.000000] Kernel command line: console=ttyS0,115200n8 panic=10 > mem=64M@0xa0000000 earlyprintk > [ 0.000000] Memory: 62204K/65536K available (1472K kernel code, 73K > rwdata, 652K rodata, 400K init, 120K bss, 3332K reserved, 0K cma-reserved) > [ 0.000000] NR_IRQS:16 nr_irqs:16 16 > [ 0.001178] sched_clock: 32 bits at 83MHz, resolution 12ns, wraps every > 25873297401ns > [ 0.003085] clocksource: msf2_clocksource: mask: 0xffffffff max_cycles: > 0xffffffff, max_idle_ns: 23027234290 ns > [ 0.009732] timer at 40004000, irq=16 > [ 0.014475] Calibrating delay loop... 442.36 BogoMIPS (lpj=2211840) > [ 0.653685] Serial: 8250/16550 driver, 1 ports, IRQ sharing disabled > [ 0.690789] console [ttyS0] disabled > [ 0.696659] 40000000.serial: ttyS0 at MMIO 0x40000000 (irq = 17, > base_baud = 5187500) is a 16550 > [ 0.702725] console [ttyS0] enabled > [ 0.826251] Freeing unused kernel memory: 400K (a021c000 - a0280000) > init started: BusyBox v1.24.1 (2017-05-15 09:57:00 IST) > ~ # > > (qemu) info mtree > address-space: cpu-memory > 0000000000000000-ffffffffffffffff (prio 0, i/o): armv7m-container > 0000000000000000-ffffffffffffffff (prio -1, i/o): system > 0000000000000000-000000000003ffff (prio 0, i/o): alias > MSF2.eNVM.alias @MSF2.eNVM 0000000000000000-000000000003ffff > 0000000020000000-000000002000ffff (prio 0, ram): MSF2.eSRAM > 0000000040000000-000000004000001f (prio 0, i/o): serial > 0000000040001000-000000004000103f (prio 0, i/o): mss-spi > 0000000040004000-000000004000402f (prio 0, i/o): mss-timer > 0000000040011000-000000004001103f (prio 0, i/o): mss-spi > 0000000040038000-00000000400382ff (prio 0, i/o): msf2-sysreg > 0000000060000000-000000006003ffff (prio 0, rom): MSF2.eNVM > 00000000a0000000-00000000a3ffffff (prio 0, ram): ddr-ram > 0000000022000000-0000000023ffffff (prio 0, i/o): bitband > 0000000042000000-0000000043ffffff (prio 0, i/o): bitband > 00000000e000e000-00000000e000efff (prio 0, i/o): nvic > 00000000e000e000-00000000e000efff (prio 0, i/o): nvic_sysregs > 00000000e000e010-00000000e000e0ef (prio 1, i/o): systick > > (qemu) info qtree > bus: main-system-bus > type System > dev: msf2-soc, id "" > part-name = "M2S010" > eNVM-size = 262144 (0x40000) > eSRAM-size = 65536 (0x10000) > m3clk = 142000000 (0x876bf80) > apb0div = 2 (0x2) > apb1div = 2 (0x2) > dev: mss-spi, id "" > gpio-out "sysbus-irq" 2 > mmio 0000000040011000/0000000000000040 > bus: spi > type SSI > dev: mss-spi, id "" > gpio-out "sysbus-irq" 2 > mmio 0000000040001000/0000000000000040 > bus: spi > type SSI > dev: s25sl12801, id "" > gpio-in "ssi-gpio-cs" 1 > nonvolatile-cfg = 36863 (0x8fff) > spansion-cr1nv = 0 (0x0) > spansion-cr2nv = 1 (0x1) > spansion-cr3nv = 2 (0x2) > spansion-cr4nv = 16 (0x10) > drive = "mtd0" > dev: mss-timer, id "" > gpio-out "sysbus-irq" 2 > clock-frequency = 71000000 (0x43b5fc0) > mmio 0000000040004000/0000000000000030 > dev: msf2-sysreg, id "" > apb0divisor = 2 (0x2) > apb1divisor = 2 (0x2) > mmio 0000000040038000/0000000000000300 > > So far: > Tested-by: Philippe Mathieu-Daudé <f4...@amsat.org> > Thanks for testing. > Just some comments (no need to fix): > Thank you, I will look into these errors once the patchset gets into the tree. > > M2S-FG484-SOM> reset > resetting ... > M2S-FG484-SOM> > > Hmm no reset, I was expecting some unimp/guest-error warning. > > M2S-FG484-SOM> tftpboot > m2s_eth_init: FIFO initialization timeout > *** m2s_mac_dump_regs FIFO init: > DMA TX CTRL=00000000;DESC=00000000;STAT=00000000 > DMA RX CTRL=00000000;DESC=00000000;STAT=00000000 > DMA IRQ 00000000/00000000 > CFG1=00000000;CFG2=00000000;IFG=00000000;HD=00000000;MFL=00000000 > IFCTRL=00000000;IFSTAT=00000000;ADR1=00000000;ADR2=00000000 > FIFO CFG 00000000/00000000/00000000/00000000/00000000/00000000/ > FIFO ACC 00000000/00000000/00000000/00000000/00000000/00000000/000000 > 00/00000000/ > > (same unimp/guest-error warning) > If device is not implemented how do I print warning when guest access that device? Thanks, Sundeep > > M2S-FG484-SOM> sf erase 0 0x1000 > UNHANDLED EXCEPTION: HARD FAULT > R0 = 00000072 R1 = 00000072 > R2 = 09fa3af0 R3 = 004c8000 > R12 = 00000004 LR = 00000a27 > PC = 0000ec98 PSR = 01000000 > [hang] > IN: > 0x0000029e: e7fe b.n 0x29e > > > >> Binaries u-boot.bin and spi.bin are at: >> https://github.com/Subbaraya-Sundeep/qemu-test-binaries.git >> >> U-boot is from Emcraft with modified >> - SPI driver not to use PDMA. >> - ugly hack to pass dtb to kernel in r1. >> @ >> https://github.com/Subbaraya-Sundeep/emcraft-uboot-sf2.git >> >> Linux is 4.5 linux with Smartfusion2 SoC dts and clocksource >> driver added by myself @ >> https://github.com/Subbaraya-Sundeep/linux.git >> >> v8: >> memory_region_init_ram to memory_region_init_rom in soc >> %s/emcraft_sf2_init/emcraft_sf2_s2s010_init/g in som >> Added mc->ignore_memory_transaction_failures = true in som >> as per latest commit. >> Code simplifications as suggested by Alistair in sysreg and ssi. >> >> v7: >> Removed vmstate_register_ram_global as per latest commit >> Moved header files to C which are local to C source files >> Removed abort() from msf2-sysreg.c >> Added VMStateDescription in mss-timer.c >> >> v6: >> Moved some defines from header files to source files >> Added properties m3clk, apb0div, apb0div1 properties >> to soc. >> Added properties apb0divisor, apb1divisor to sysreg >> Update system_clock_source in msf2-soc.c >> Changed machine name smartfusion2-som->emcraft-sf2 >> >> v5 >> As per Philippe comments: >> Added abort in Sysreg if guest tries to remap memory >> other than default mapping. >> Use of CONFIG_MSF2 in Makefile for soc.c >> Fixed incorrect logic in timer model. >> Renamed msf2-timer.c -> mss-timer.c >> msf2-spi.c -> mss-spi.c also type names >> Renamed function msf2_init->emcraft_sf2_init in msf2-som.c >> Added part-name,eNVM-size,eSRAM-size,pclk0 and pclk1 >> properties to soc. >> Pass soc part-name,memory size and clock rate properties from >> som. >> v4: >> Fixed build failure by using PRIx macros. >> v3: >> Added SoC file and board file as per Alistair comments. >> v2: >> Added SPI controller so that u-boot loads kernel from spi flash. >> v1: >> Initial patch set with timer and sysreg >> >> Thanks, >> Sundeep >> >> >> Subbaraya Sundeep (5): >> msf2: Add Smartfusion2 System timer >> msf2: Microsemi Smartfusion2 System Register block >> msf2: Add Smartfusion2 SPI controller >> msf2: Add Smartfusion2 SoC >> msf2: Add Emcraft's Smartfusion2 SOM kit >> >> default-configs/arm-softmmu.mak | 1 + >> hw/arm/Makefile.objs | 1 + >> hw/arm/msf2-soc.c | 218 ++++++++++++++++++++++ >> hw/arm/msf2-som.c | 95 ++++++++++ >> hw/misc/Makefile.objs | 1 + >> hw/misc/msf2-sysreg.c | 195 +++++++++++++++++++ >> hw/ssi/Makefile.objs | 1 + >> hw/ssi/mss-spi.c | 404 ++++++++++++++++++++++++++++++ >> ++++++++++ >> hw/timer/Makefile.objs | 1 + >> hw/timer/mss-timer.c | 289 ++++++++++++++++++++++++++++ >> include/hw/arm/msf2-soc.h | 66 +++++++ >> include/hw/misc/msf2-sysreg.h | 78 ++++++++ >> include/hw/ssi/mss-spi.h | 58 ++++++ >> include/hw/timer/mss-timer.h | 64 +++++++ >> 14 files changed, 1472 insertions(+) >> create mode 100644 hw/arm/msf2-soc.c >> create mode 100644 hw/arm/msf2-som.c >> create mode 100644 hw/misc/msf2-sysreg.c >> create mode 100644 hw/ssi/mss-spi.c >> create mode 100644 hw/timer/mss-timer.c >> create mode 100644 include/hw/arm/msf2-soc.h >> create mode 100644 include/hw/misc/msf2-sysreg.h >> create mode 100644 include/hw/ssi/mss-spi.h >> create mode 100644 include/hw/timer/mss-timer.h >> >>