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Diffstat (limited to 'include/asm-ppc64/prom.h')
-rw-r--r--include/asm-ppc64/prom.h33
1 files changed, 10 insertions, 23 deletions
diff --git a/include/asm-ppc64/prom.h b/include/asm-ppc64/prom.h
index 04b1a84f7ca3..c02ec1d6b909 100644
--- a/include/asm-ppc64/prom.h
+++ b/include/asm-ppc64/prom.h
@@ -22,13 +22,15 @@
#define RELOC(x) (*PTRRELOC(&(x)))
/* Definitions used by the flattened device tree */
-#define OF_DT_HEADER 0xd00dfeed /* 4: version, 4: total size */
-#define OF_DT_BEGIN_NODE 0x1 /* Start node: full name */
+#define OF_DT_HEADER 0xd00dfeed /* marker */
+#define OF_DT_BEGIN_NODE 0x1 /* Start of node, full name */
#define OF_DT_END_NODE 0x2 /* End node */
-#define OF_DT_PROP 0x3 /* Property: name off, size, content */
+#define OF_DT_PROP 0x3 /* Property: name off, size,
+ * content */
+#define OF_DT_NOP 0x4 /* nop */
#define OF_DT_END 0x9
-#define OF_DT_VERSION 1
+#define OF_DT_VERSION 0x10
/*
* This is what gets passed to the kernel by prom_init or kexec
@@ -54,7 +56,9 @@ struct boot_param_header
u32 version; /* format version */
u32 last_comp_version; /* last compatible version */
/* version 2 fields below */
- u32 boot_cpuid_phys; /* Which physical CPU id we're booting on */
+ u32 boot_cpuid_phys; /* Physical CPU id we're booting on */
+ /* version 3 fields below */
+ u32 dt_strings_size; /* size of the DT strings block */
};
@@ -112,14 +116,6 @@ struct property {
struct property *next;
};
-/* NOTE: the device_node contains PCI specific info for pci devices.
- * This perhaps could be hung off the device_node with another struct,
- * but for now it is directly in the node. The phb ptr is a good
- * indication of a real PCI node. Other nodes leave these fields zeroed.
- */
-struct pci_controller;
-struct iommu_table;
-
struct device_node {
char *name;
char *type;
@@ -131,16 +127,6 @@ struct device_node {
struct interrupt_info *intrs;
char *full_name;
- /* PCI stuff probably doesn't belong here */
- int busno; /* for pci devices */
- int bussubno; /* for pci devices */
- int devfn; /* for pci devices */
- int eeh_mode; /* See eeh.h for possible EEH_MODEs */
- int eeh_config_addr;
- int pci_ext_config_space; /* for pci devices */
- struct pci_controller *phb; /* for pci devices */
- struct iommu_table *iommu_table; /* for phb's or bridges */
-
struct property *properties;
struct device_node *parent;
struct device_node *child;
@@ -150,6 +136,7 @@ struct device_node {
struct proc_dir_entry *pde; /* this node's proc directory */
struct kref kref;
unsigned long _flags;
+ void *data;
};
extern struct device_node *of_chosen;