Hi Joao,

[re-adding the list]

On 20.02.19 20:03, Joao Reis wrote:
Hello Jan,

Yes, i’ve forgotten that ram ends in 0x80000000, but i even tried with the original cells (ultra96.cell and ultra96-linux-demo.cell) and when i load the non-root cell it freezes too.


Are you using the reference image from jailhouse-images? Latest revision?

Jan

Jan Kiszka <[email protected] <mailto:[email protected]>> escreveu em qua, 20/02/2019 às 05:48 :

    On 19.02.19 19:40, João Reis wrote:
     > Hello everyone,
     >
     > Lately i've tried to configure the recent Ultra96 cells to use IVHSMEM
    memory region between them. I can enable the root cell
    (ultra96-ivshmem.cell) but when I try to create the non-root cell
    (ultra96-gic-demo-ivshmem.cell), the system freezes and i can't input any
    character to console.
     >
     > Here is the output after inputing "jailhouse cell create
    ultra96-gic-demo-ivshmem.cell":
     >
     > [   80.464769] CPU3: shutdown
     > [   80.467397] psci: CPU3 killed.
     > Adding virtual PCI device 00:00.0 to cell "gic-demo-ivshmem"
     >
     > Shared memory connection established: "gic-demo-ivshmem" <--> "Ultra96"
     >
     > Created cell "gic-demo-ivshmem"
     >
     > Page pool usage after cell creation: mem 75/996, remap 5/131072
     >
     > [   80.491250] Created Jailhouse cell "gic-demo-ivshmem"
     >

    ...

     >               /* IVSHMEM shared memory region for 00:00.0 */ { //alterei
    phys_start para cima pq RAM atropelava IVSHMEM
     >                       .phys_start = 0x80001000,

    There is no physical RAM at 0x80000000 and above. Chose a region from the
    reservation (>= 0x60000000).

     >                       .virt_start = 0x80001000,
     >                       .size = 0x100000,
     >                       .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE |
    JAILHOUSE_MEM_ROOTSHARED,
     >               },

    Jan

-- Siemens AG, Corporate Technology, CT RDA IOT SES-DE
    Corporate Competence Center Embedded Linux

--
Grateful for your attention,

João Reis a73847

--
Siemens AG, Corporate Technology, CT RDA IOT SES-DE
Corporate Competence Center Embedded Linux

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