The value of arch.ramdisk_address() is 2062893056, converted to hexadecimal
is 0x7AF54000, which is within the newly added RAM memory region that
begins at address 0x60000000.
quarta-feira, 31 de Julho de 2019 às 07:22:32 UTC+1, Jan Kiszka escreveu:
>
> On 31.07.19 02:40, João Reis wrote:
> > Other thing i forgot was that on Ultrascale+ the RAM finishes at 2GB
> > (0x80000000), so i moved the memory region to 0x60000000, with a
> different size
> > to not overlap any other memory region.
> >
> > /* RAM */ {
> > .phys_start = 0x60000000,
> > .virt_start = 0x60000000,
> > .size = 0x1bef0000, //must be page size aligned
> > .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE |
> > JAILHOUSE_MEM_EXECUTE | JAILHOUSE_MEM_LOADABLE |
> > JAILHOUSE_MEM_DMA,
> > },
> >
> > But now it gives me the error on ramdisk_address:
> >
> > Traceback (most recent call last):
> > File "/usr/local/libexec/jailhouse/jailhouse-cell-linux", line 831, in
> <module>
> > cell.load(args.initrd.read(), arch.ramdisk_address())
> > File "/usr/local/lib/python2.7/dist-packages/pyjailhouse/cell.py",
> line 44, in
> > load
> > fcntl.ioctl(self.dev, self.JAILHOUSE_CELL_LOAD, load)
> > IOError: [Errno 22] Invalid argument
> >
>
> To make this a bit more systematic, I would recommend you to instrument
> the
> code, dump this address e.g., and match against what you think you
> configured.
>
> Jan
>
> --
> Siemens AG, Corporate Technology, CT RDA IOT SES-DE
> Corporate Competence Center Embedded Linux
>
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