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Re: [PATCH v2 10/15] x86/hyperlaunch: locate dom0 initrd with hyperlaunch
- To: "Daniel P. Smith" <dpsmith@xxxxxxxxxxxxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Jason Andryuk <jason.andryuk@xxxxxxx>
- Date: Wed, 15 Jan 2025 11:43:54 -0500
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- Cc: <christopher.w.clark@xxxxxxxxx>, <stefano.stabellini@xxxxxxx>, Jan Beulich <jbeulich@xxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>
- Delivery-date: Wed, 15 Jan 2025 16:44:14 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 2024-12-26 11:57, Daniel P. Smith wrote:
Look for a subnode of type `multiboot,ramdisk` within a domain node. If
found, process the reg property for the MB1 module index.
Signed-off-by: Daniel P. Smith <dpsmith@xxxxxxxxxxxxxxxxxxxx>
---
Changes since v1:
- switch to nested else/if
- dropped ternary name selection
---
xen/arch/x86/domain-builder/fdt.c | 26 +++++++++++++++++++++++
xen/arch/x86/setup.c | 35 +++++++++++++++++--------------
2 files changed, 45 insertions(+), 16 deletions(-)
diff --git a/xen/arch/x86/domain-builder/fdt.c
b/xen/arch/x86/domain-builder/fdt.c
index 1094c8dc8838..27bc37ad45c9 100644
--- a/xen/arch/x86/domain-builder/fdt.c
+++ b/xen/arch/x86/domain-builder/fdt.c
@@ -119,6 +119,32 @@ static int __init process_domain_node(
if ( ret > 0 )
bd->kernel->fdt_cmdline = true;
}
+
+ continue;
+ }
+ else if (
+ fdt_node_check_compatible(fdt, node, "multiboot,ramdisk") == 0 )
+ {
+ int idx = dom0less_module_node(fdt, node, size_size, address_size);
Your next patch has the hl_module_index() parsing you want moved into
this patch.
Regards,
Jason
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