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authorStephen Rothwell <sfr@canb.auug.org.au>2007-12-10 19:00:13 -0500
committerPaul Mackerras <paulus@samba.org>2007-12-10 21:42:13 -0500
commit7211991fa306de1363e3a843f3ed25634c554eec (patch)
tree1c7f3b181560b76c51fe8e241a49b35d32c289da /include/asm-powerpc
parent7cd1de6bc1a46867fa5b9405e8ce0cbf9bc4a884 (diff)
[POWERPC] Consolidate pci_controller
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'include/asm-powerpc')
-rw-r--r--include/asm-powerpc/pci-bridge.h65
1 files changed, 22 insertions, 43 deletions
diff --git a/include/asm-powerpc/pci-bridge.h b/include/asm-powerpc/pci-bridge.h
index e0213149fb11..f67d262d9ec6 100644
--- a/include/asm-powerpc/pci-bridge.h
+++ b/include/asm-powerpc/pci-bridge.h
@@ -11,33 +11,44 @@
11#include <linux/list.h> 11#include <linux/list.h>
12#include <linux/ioport.h> 12#include <linux/ioport.h>
13 13
14#ifndef CONFIG_PPC64
15/* 14/*
16 * Structure of a PCI controller (host bridge) 15 * Structure of a PCI controller (host bridge)
17 */ 16 */
18struct pci_controller { 17struct pci_controller {
19 struct pci_bus *bus; 18 struct pci_bus *bus;
20 char is_dynamic; 19 char is_dynamic;
20#ifdef CONFIG_PPC64
21 int node;
22#endif
21 void *arch_data; 23 void *arch_data;
22 struct list_head list_node; 24 struct list_head list_node;
23 struct device *parent; 25 struct device *parent;
24 26
25 int first_busno; 27 int first_busno;
26 int last_busno; 28 int last_busno;
29#ifndef CONFIG_PPC64
27 int self_busno; 30 int self_busno;
31#endif
28 32
29 void __iomem *io_base_virt; 33 void __iomem *io_base_virt;
34#ifdef CONFIG_PPC64
35 void *io_base_alloc;
36#endif
30 resource_size_t io_base_phys; 37 resource_size_t io_base_phys;
31 38
32 /* Some machines (PReP) have a non 1:1 mapping of 39 /* Some machines (PReP) have a non 1:1 mapping of
33 * the PCI memory space in the CPU bus space 40 * the PCI memory space in the CPU bus space
34 */ 41 */
35 resource_size_t pci_mem_offset; 42 resource_size_t pci_mem_offset;
43#ifdef CONFIG_PPC64
44 unsigned long pci_io_size;
45#endif
36 46
37 struct pci_ops *ops; 47 struct pci_ops *ops;
38 volatile unsigned int __iomem *cfg_addr; 48 volatile unsigned int __iomem *cfg_addr;
39 volatile void __iomem *cfg_data; 49 volatile void __iomem *cfg_data;
40 50
51#ifndef CONFIG_PPC64
41 /* 52 /*
42 * Used for variants of PCI indirect handling and possible quirks: 53 * Used for variants of PCI indirect handling and possible quirks:
43 * SET_CFG_TYPE - used on 4xx or any PHB that does explicit type0/1 54 * SET_CFG_TYPE - used on 4xx or any PHB that does explicit type0/1
@@ -58,15 +69,24 @@ struct pci_controller {
58#define PPC_INDIRECT_TYPE_NO_PCIE_LINK 0x00000008 69#define PPC_INDIRECT_TYPE_NO_PCIE_LINK 0x00000008
59#define PPC_INDIRECT_TYPE_BIG_ENDIAN 0x00000010 70#define PPC_INDIRECT_TYPE_BIG_ENDIAN 0x00000010
60 u32 indirect_type; 71 u32 indirect_type;
61 72#endif /* !CONFIG_PPC64 */
62 /* Currently, we limit ourselves to 1 IO range and 3 mem 73 /* Currently, we limit ourselves to 1 IO range and 3 mem
63 * ranges since the common pci_bus structure can't handle more 74 * ranges since the common pci_bus structure can't handle more
64 */ 75 */
65 struct resource io_resource; 76 struct resource io_resource;
66 struct resource mem_resources[3]; 77 struct resource mem_resources[3];
67 int global_number; /* PCI domain number */ 78 int global_number; /* PCI domain number */
79#ifdef CONFIG_PPC64
80 unsigned long buid;
81 unsigned long dma_window_base_cur;
82 unsigned long dma_window_size;
83
84 void *private_data;
85#endif /* CONFIG_PPC64 */
68}; 86};
69 87
88#ifndef CONFIG_PPC64
89
70static inline struct pci_controller *pci_bus_to_host(struct pci_bus *bus) 90static inline struct pci_controller *pci_bus_to_host(struct pci_bus *bus)
71{ 91{
72 return bus->sysdata; 92 return bus->sysdata;
@@ -108,47 +128,6 @@ extern void __init update_bridge_resource(struct pci_dev *dev,
108#else /* CONFIG_PPC64 */ 128#else /* CONFIG_PPC64 */
109 129
110/* 130/*
111 * Structure of a PCI controller (host bridge)
112 */
113struct pci_controller {
114 struct pci_bus *bus;
115 char is_dynamic;
116 int node;
117 void *arch_data;
118 struct list_head list_node;
119 struct device *parent;
120
121 int first_busno;
122 int last_busno;
123
124 void __iomem *io_base_virt;
125 void *io_base_alloc;
126 resource_size_t io_base_phys;
127
128 /* Some machines have a non 1:1 mapping of
129 * the PCI memory space in the CPU bus space
130 */
131 resource_size_t pci_mem_offset;
132 unsigned long pci_io_size;
133
134 struct pci_ops *ops;
135 volatile unsigned int __iomem *cfg_addr;
136 volatile void __iomem *cfg_data;
137
138 /* Currently, we limit ourselves to 1 IO range and 3 mem
139 * ranges since the common pci_bus structure can't handle more
140 */
141 struct resource io_resource;
142 struct resource mem_resources[3];
143 int global_number;
144 unsigned long buid;
145 unsigned long dma_window_base_cur;
146 unsigned long dma_window_size;
147
148 void *private_data;
149};
150
151/*
152 * PCI stuff, for nodes representing PCI devices, pointed to 131 * PCI stuff, for nodes representing PCI devices, pointed to
153 * by device_node->data. 132 * by device_node->data.
154 */ 133 */