Hi Philippe, On Wed, May 31, 2017 at 11:06 AM, Philippe Mathieu-Daudé <f4...@amsat.org> wrote:
> Hi Sundeep, > > On 05/29/2017 02:28 AM, sundeep subbaraya wrote: > >> Hi Philippe, >> >> Any update on this? I will wait for your comments too >> and send next iteration fixing Alistair comments. >> > > Sorry I'm supposed to be in holidays ;) > Ohh sorry currently am in vacation :) > > >> Thanks, >> Sundeep >> >> On Wed, May 17, 2017 at 3:09 PM, sundeep subbaraya >> <sundeep.l...@gmail.com <mailto:sundeep.l...@gmail.com>> wrote: >> >> Hi Philippe, >> >> On Wed, May 17, 2017 at 9:57 AM, Philippe Mathieu-Daudé >> <f4...@amsat.org <mailto:f4...@amsat.org>> wrote: >> >> Hi Sundeep, >> >> This patchset is way cleaner! >> I had a fast look and I like it, I'll try to make some time soon >> to review details and test it. >> >> >> Thank you >> >> >> >> >> Is your work interested on U-Boot or more focused in Linux kernel? >> >> >> I am interested more in kernel. I had to look into u-boot for first >> time for Qemu only. >> I worked only on FPGAs(load kernel with debugger) till now so never >> got a chance to look into u-boot. >> >> >> If you compile QEMU with libfdt support you can use the -dtb >> option to pass the blob to the kernel directly, bypassing the >> bootloader. >> >> Yeah for armv7m I could not find any thing like that in tree. >> >> >> If you need a bootloader you may give a look at coreboot which >> supports dts well, see how Vladimir Serbinenko used Linux's dt >> to boot a QEMU Versatile Express board: >> https://mail.coreboot.org/pipermail/coreboot-gerrit/2016- >> February/040899.html >> <https://mail.coreboot.org/pipermail/coreboot-gerrit/2016- >> February/040899.html> >> >> Cool. I will look into it. >> >> Thanks, >> Sundeep >> >> >> Regards, >> >> Phil. >> >> >> On 05/16/2017 12:38 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 >> > > I'm not sure the timer is working correctly, U-Boot loops with this > pattern: > > msf2_sysreg_read: addr: 0x00000048 data: 0x00000220 > msf2_sysreg_write: addr: 0x00000048 data: 0x00000220 > msf2_sysreg_read: addr: 0x00000048 data: 0x00000220 > msf2_sysreg_write: addr: 0x00000048 data: 0x00000020 > msf2_sysreg_read: addr: 0x00000048 data: 0x00000020 > msf2_sysreg_write: addr: 0x00000048 data: 0x00000000 > msf2_sysreg_read: addr: 0x00000048 data: 0x00000000 > msf2_sysreg_write: addr: 0x00000048 data: 0x00000020 > msf2_sysreg_read: addr: 0x00000048 data: 0x00000020 > msf2_sysreg_write: addr: 0x00000048 data: 0x00000220 > > >> Binaries u-boot.bin and spi.bin are at: >> > > you can compress spi.bin! > > can you share u-boot.elf with debug symbols too? > Sure. I have tested binaries before pushing. Did you compile the u-boot again? Please wait for a few days I will check and provide once am back. Thanks, Sundeep > > Regards, > > Phil. > > https://github.com/Subbaraya-Sundeep/qemu-test-binaries.git >> >> <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 >> <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 >> <https://github.com/Subbaraya-Sundeep/linux.git> >> >> 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 | 2 + >> hw/arm/msf2-soc.c | 201 +++++++++++++++++++++ >> hw/arm/msf2-som.c | 89 ++++++++++ >> hw/misc/Makefile.objs | 1 + >> hw/misc/msf2-sysreg.c | 161 +++++++++++++++++ >> hw/ssi/Makefile.objs | 1 + >> hw/ssi/mss-spi.c | 378 >> ++++++++++++++++++++++++++++++++++++++++ >> hw/timer/Makefile.objs | 1 + >> hw/timer/mss-timer.c | 249 >> ++++++++++++++++++++++++++ >> include/hw/arm/msf2-soc.h | 69 ++++++++ >> include/hw/misc/msf2-sysreg.h | 80 +++++++++ >> include/hw/ssi/mss-spi.h | 104 +++++++++++ >> include/hw/timer/mss-timer.h | 80 +++++++++ >> 14 files changed, 1417 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 >> >> >> >>