[PATCH v1 1/2] xen/riscv: initialize bootinfo from dtb

[Oleksii Kurochko <oleksii.kurochko@xxxxxxxxx>]

Parse DTB during startup, allowing memory banks and reserved
memory regions to be set up, along with early device tree node
( chosen, "xen,domain", "reserved-memory", etc  ) handling.

Signed-off-by: Oleksii Kurochko <oleksii.kurochko@xxxxxxxxx>
---
 xen/arch/riscv/setup.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/xen/arch/riscv/setup.c b/xen/arch/riscv/setup.c
index 39375b3366..a8d8ef793d 100644
--- a/xen/arch/riscv/setup.c
+++ b/xen/arch/riscv/setup.c
@@ -28,6 +28,7 @@ void __init noreturn start_xen(unsigned long bootcpu_id,
                                paddr_t dtb_addr)
 {
     struct bootmodule *xen_bootmodule;
+    size_t fdt_size;
 
     remove_identity_mapping();
 
@@ -54,6 +55,9 @@ void __init noreturn start_xen(unsigned long bootcpu_id,
 
     BUG_ON(!xen_bootmodule);
 
+    fdt_size = boot_fdt_info(device_tree_flattened, dtb_addr);
+    BUG_ON(!fdt_size);
+
     printk("All set up\n");
 
     machine_halt();
-- 
2.46.1