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[Qemu-devel] [PATCH 12/23] device tree: add nop_node
From: |
Alexander Graf |
Subject: |
[Qemu-devel] [PATCH 12/23] device tree: add nop_node |
Date: |
Thu, 21 Jul 2011 03:27:23 +0200 |
We have a qemu internal abstraction layer on FDT. While I'm not fully convinced
we need it at all, it's missing the nop_node functionality that we now need
on e500. So let's add it and think about the general future of that API later.
Signed-off-by: Alexander Graf <address@hidden>
---
device_tree.c | 11 +++++++++++
device_tree.h | 1 +
2 files changed, 12 insertions(+), 0 deletions(-)
diff --git a/device_tree.c b/device_tree.c
index f5d5eb1..ec79dba 100644
--- a/device_tree.c
+++ b/device_tree.c
@@ -107,3 +107,14 @@ int qemu_devtree_setprop_string(void *fdt, const char
*node_path,
return fdt_setprop_string(fdt, offset, property, string);
}
+
+int qemu_devtree_nop_node(void *fdt, const char *node_path)
+{
+ int offset;
+
+ offset = fdt_path_offset(fdt, node_path);
+ if (offset < 0)
+ return offset;
+
+ return fdt_nop_node(fdt, offset);
+}
diff --git a/device_tree.h b/device_tree.h
index cecd98f..76fce5f 100644
--- a/device_tree.h
+++ b/device_tree.h
@@ -22,5 +22,6 @@ int qemu_devtree_setprop_cell(void *fdt, const char
*node_path,
const char *property, uint32_t val);
int qemu_devtree_setprop_string(void *fdt, const char *node_path,
const char *property, const char *string);
+int qemu_devtree_nop_node(void *fdt, const char *node_path);
#endif /* __DEVICE_TREE_H__ */
--
1.6.0.2
- [Qemu-devel] [PATCH 03/23] PPC: Add CPU definitions for up to 32 guest CPUs, (continued)
- [Qemu-devel] [PATCH 03/23] PPC: Add CPU definitions for up to 32 guest CPUs, Alexander Graf, 2011/07/20
- [Qemu-devel] [PATCH 18/23] PPC: KVM: Remove kvmppc_read_host_property, Alexander Graf, 2011/07/20
- [Qemu-devel] [PATCH 08/23] PPC: Bump MPIC up to 32 supported CPUs, Alexander Graf, 2011/07/20
- [Qemu-devel] [PATCH 23/23] PPC: E500: Bump CPU count to 32, Alexander Graf, 2011/07/20
- [Qemu-devel] [PATCH 15/23] PPC: E500: Use generic kvm function for freq, Alexander Graf, 2011/07/20
- [Qemu-devel] [PATCH 05/23] PPC: Extend MPIC MMIO range, Alexander Graf, 2011/07/20
- [Qemu-devel] [PATCH 12/23] device tree: add nop_node,
Alexander Graf <=
- [Qemu-devel] [PATCH 10/23] PPC: E500: Generate IRQ lines for many CPUs, Alexander Graf, 2011/07/20
- [Qemu-devel] [PATCH 09/23] PPC: E500: create multiple envs, Alexander Graf, 2011/07/20
- [Qemu-devel] [PATCH 13/23] PPC: bamboo: Move host fdt copy to target, Alexander Graf, 2011/07/20
- [Qemu-devel] [PATCH 11/23] PPC: E500: Use spin code for secondary CPUs, Alexander Graf, 2011/07/20
- [Qemu-devel] [PATCH 20/23] PPC: E500: Update freqs for all CPUs, Alexander Graf, 2011/07/20
- [Qemu-devel] [PATCH 17/23] PPC: bamboo: Use kvm api for freq and clock frequencies, Alexander Graf, 2011/07/20