RE: [Xen-ia64-devel] [Patch][Update] initrd and cmdline support forDomainU

[Akio Takebe <takebe_akio@xxxxxxxxxxxxxx>]

Hi, Dan

My patch is not completely committed.
I make a small patch.
This is the part which wasn't committed.

Best Regards,

Akio Takebe

Signed-off-by: Akio Takebe <takebe_akio@xxxxxxxxxxxxxx>

diff -r 934470721c46 xen/arch/ia64/xen/dom_fw.c
--- a/xen/arch/ia64/xen/dom_fw.c        Wed Dec 21 19:18:19 2005
+++ b/xen/arch/ia64/xen/dom_fw.c        Thu Dec 22 17:01:50 2005
@@ -861,9 +861,14 @@
        bp->console_info.orig_x = 0;
        bp->console_info.orig_y = 24;
        bp->fpswa = 0;
-        bp->initrd_start = (dom0_start+dom0_size) -
-                (PAGE_ALIGN(ia64_boot_param->initrd_size) + 4*1024*
1024);
-        bp->initrd_size = ia64_boot_param->initrd_size;
+        if (d == dom0){
+                bp->initrd_start = (dom0_start+dom0_size) -
+                        (PAGE_ALIGN(ia64_boot_param->initrd_size) + 4*
1024*1024);
+                bp->initrd_size = ia64_boot_param->initrd_size;
+        }else{
+                bp->initrd_start = d->arch.initrd_start;
+                bp->initrd_size  = d->arch.initrd_len;
+       }
                 printf(" initrd start %0xlx", bp->initrd_start);
                 printf(" initrd size %0xlx", bp->initrd_size);



>Hi, Dan and all
>
>cmdline's sample is the bellow
>
>----------------------
>kernel = "/boot/vmlinux-2.6.12-xenU"
>ramdisk = "/boot/initrd-2.6.12-xenU.img"
>memory = 256
>name = "rhel4-2"
>disk = [ 'file:/home/takebe/rhel4.img,hda1,w' ]
>root = "/dev/hda1 ro"
>extra = "nomca nosmp xencons=tty0 console=tty0 3"
>-----------------------
>
>Today I'm trying to build and boot new changeset. 
>But I cannot boot DomU.
>I will update my recipe, please wait.
>
>My environment is ;
>  Machine      : Tiger4
>  Dom0&DomU OS : RHEL4 U2
>  changeset    : 8424
>
>Best Regards,
>
>Akio Takebe
>
>>Committed.  I added some code for backwards compatibility
>>that uses the old cmdline if none is specified.
>>
>>Could you post instructions on how to change the cmdline
>>for domU boots?  Eventually after everyone starts using
>>this correctly, we should remove the code for the old default. 
>>
>>Thanks,
>>Dan
>>

guest_initrd_fix.patch
Description: Binary data

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