[xen master] xen/riscv: implement init_intc_phandle()

[patchbot@xxxxxxx]

commit 9270ddf05a0704eb81fbcd6c75d200ab180df47f
Author:     Oleksii Kurochko <oleksii.kurochko@xxxxxxxxx>
AuthorDate: Wed Sep 23 12:26:46 2026 +0200
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Wed Sep 30 14:59:30 2026 +0200

    xen/riscv: implement init_intc_phandle()
    
    Implement init_intc_phandle() to read phandle of interrupt controller
    node and save it in kernel->phandle_intc for the future usage during
    creation of guest interrupt controller node.
    
    Signed-off-by: Oleksii Kurochko <oleksii.kurochko@xxxxxxxxx>
    Acked-by: Jan Beulich <jbeulich@xxxxxxxx>
---
 xen/arch/riscv/dom0less-build.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/xen/arch/riscv/dom0less-build.c b/xen/arch/riscv/dom0less-build.c
index 4cc00012aa..a1fa51b996 100644
--- a/xen/arch/riscv/dom0less-build.c
+++ b/xen/arch/riscv/dom0less-build.c
@@ -4,9 +4,26 @@
 #include <xen/device_tree.h>
 #include <xen/fdt-kernel.h>
 #include <xen/init.h>
+#include <xen/libfdt/libfdt.h>
 
 #include <asm/p2m.h>
 
+int __init init_intc_phandle(struct kernel_info *kinfo, const char *name,
+                             const int node_next, const void *pfdt)
+{
+    if ( dt_node_cmp(name, "intc") == 0 )
+    {
+        uint32_t phandle_intc = fdt_get_phandle(pfdt, node_next);
+
+        if ( phandle_intc != 0 )
+            kinfo->phandle_intc = phandle_intc;
+
+        return 0;
+    }
+
+    return 1;
+}
+
 int __init make_arch_nodes(struct kernel_info *kinfo)
 {
     /* No RISC-V specific nodes need to be made, at the moment. */
--
generated by git-patchbot for /home/xen/git/xen.git#master