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Re: [Xen-devel] Running XEN on imx8mq



On 18/03/2019 07:39, Amit Tomer wrote:
Hi,

Hello,

(XEN) Checking for initrd in /chosen
(XEN) RAM: 0000000040000000 - 00000000bfffffff
(XEN)
(XEN) MODULE[0]: 00000000be510000 - 00000000be51d000 Device Tree
(XEN) MODULE[1]: 0000000040480000 - 0000000041c80000 Kernel
(XEN)  RESVD[0]: 0000000043000000 - 000000004300d000
(XEN)  RESVD[1]: 00000000be510000 - 00000000be51d000
(XEN)
(XEN)
(XEN) Command line: console=dtuart dom0_mem=1024M
(XEN) Domain heap initialised
(XEN) Booting using Device Tree
(XEN) Platform: Generic System
(XEN) Taking dtuart configuration from /chosen/stdout-path
(XEN) Looking for dtuart at "/serial@30860000", options ""
(XEN) Unable to initialize dtuart: -9
(XEN) Bad console= option 'dtuart'
  Xen 4.12.0-rc
(XEN) Xen version 4.12.0-rc (amit@) (aarch64-linux-gnu-gcc (Linaro GCC
7.3-2018.05) 7.3.1 20180425 [linaro-7.3-2018.05 revision
d29120a424ecfbc167ef90065c0eeb7f91977701]) debug=y  Mon Mar 18
12:30:38 I9
(XEN) Latest ChangeSet: Tue Mar 5 12:48:52 2019 +0000 git:4deeaf2-dirty

The tree you are using is dirty. What did you change?

[..]

(XEN) GICv3: CPU3: Found redistributor in region 0 @000000004007a000
(XEN) Adding cpu 3 to runqueue 0
(XEN) CPU 3 booted.
(XEN) Brought up 4 CPUs
(XEN) P2M: 40-bit IPA with 40-bit PA and 8-bit VMID
(XEN) P2M: 3 levels with order-1 root, VTCR 0x80023558
(XEN) I/O virtualisation disabled
(XEN) build-id: d884da2ad279978f5b120cd02aca4034d898f133
(XEN) alternatives: Patching with alt table 00000000002abbf8 -> 00000000002ac240
(XEN) *** LOADING DOMAIN 0 ***
(XEN) Loading Domd0 kernel from boot module @ 0000000040480000
(XEN) Allocating 1:1 mappings totalling 1024MB for dom0:
(XEN) BANK[0] 0x00000060000000-0x000000a0000000 (1024MB)
(XEN) Grant table range: 0x00000042000000-0x00000042040000
(XEN) Allocating PPI 16 for event channel interrupt
(XEN) Loading zImage from 0000000040480000 to 0000000060080000-0000000061880000
(XEN) dom0 IPA 0x0000000060080000
(XEN) P2M @ 0000000801bff4a0 mfn:0xbffcc
(XEN) Using concatenated root table 0
(XEN) 1ST[0x1] = 0x02c00000400006fd
(XEN) ****************************************
(XEN) Panic on CPU 0:
(XEN) Unable to copy the kernel in the hwdom memory
(XEN) ****************************************

This looks like the same problem on encounter on the RCar. I.e the reserved-memory regions are not carved from xenheap pool.

Cheers,

--
Julien Grall

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