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Diffstat (limited to 'arch/sh/include/asm/pci.h')
-rw-r--r--arch/sh/include/asm/pci.h59
1 files changed, 41 insertions, 18 deletions
diff --git a/arch/sh/include/asm/pci.h b/arch/sh/include/asm/pci.h
index 67f3999b544e..1042f7f0a48b 100644
--- a/arch/sh/include/asm/pci.h
+++ b/arch/sh/include/asm/pci.h
@@ -15,20 +15,49 @@
15 */ 15 */
16struct pci_channel { 16struct pci_channel {
17 struct pci_channel *next; 17 struct pci_channel *next;
18 struct pci_bus *bus;
18 19
19 struct pci_ops *pci_ops; 20 struct pci_ops *pci_ops;
20 struct resource *io_resource; 21
21 struct resource *mem_resource; 22 struct resource *resources;
23 unsigned int nr_resources;
22 24
23 unsigned long io_offset; 25 unsigned long io_offset;
24 unsigned long mem_offset; 26 unsigned long mem_offset;
25 27
26 unsigned long reg_base; 28 unsigned long reg_base;
27
28 unsigned long io_map_base; 29 unsigned long io_map_base;
30
31 unsigned int index;
32 unsigned int need_domain_info;
33
34 /* Optional error handling */
35 struct timer_list err_timer, serr_timer;
36 unsigned int err_irq, serr_irq;
29}; 37};
30 38
31extern void register_pci_controller(struct pci_channel *hose); 39/* arch/sh/drivers/pci/pci.c */
40extern int register_pci_controller(struct pci_channel *hose);
41extern void pcibios_report_status(unsigned int status_mask, int warn);
42
43/* arch/sh/drivers/pci/common.c */
44extern int early_read_config_byte(struct pci_channel *hose, int top_bus,
45 int bus, int devfn, int offset, u8 *value);
46extern int early_read_config_word(struct pci_channel *hose, int top_bus,
47 int bus, int devfn, int offset, u16 *value);
48extern int early_read_config_dword(struct pci_channel *hose, int top_bus,
49 int bus, int devfn, int offset, u32 *value);
50extern int early_write_config_byte(struct pci_channel *hose, int top_bus,
51 int bus, int devfn, int offset, u8 value);
52extern int early_write_config_word(struct pci_channel *hose, int top_bus,
53 int bus, int devfn, int offset, u16 value);
54extern int early_write_config_dword(struct pci_channel *hose, int top_bus,
55 int bus, int devfn, int offset, u32 value);
56extern void pcibios_enable_timers(struct pci_channel *hose);
57extern unsigned int pcibios_handle_status_errors(unsigned long addr,
58 unsigned int status, struct pci_channel *hose);
59extern int pci_is_66mhz_capable(struct pci_channel *hose,
60 int top_bus, int current_bus);
32 61
33extern unsigned long PCIBIOS_MIN_IO, PCIBIOS_MIN_MEM; 62extern unsigned long PCIBIOS_MIN_IO, PCIBIOS_MIN_MEM;
34 63
@@ -99,20 +128,6 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev,
99} 128}
100#endif 129#endif
101 130
102#ifdef CONFIG_SUPERH32
103/*
104 * If we're on an SH7751 or SH7780 PCI controller, PCI memory is mapped
105 * at the end of the address space in a special non-translatable area.
106 */
107#define PCI_MEM_FIXED_START 0xfd000000
108#define PCI_MEM_FIXED_END (PCI_MEM_FIXED_START + 0x01000000)
109
110#define is_pci_memory_fixed_range(s, e) \
111 ((s) >= PCI_MEM_FIXED_START && (e) < PCI_MEM_FIXED_END)
112#else
113#define is_pci_memory_fixed_range(s, e) (0)
114#endif
115
116/* Board-specific fixup routines. */ 131/* Board-specific fixup routines. */
117int pcibios_map_platform_irq(struct pci_dev *dev, u8 slot, u8 pin); 132int pcibios_map_platform_irq(struct pci_dev *dev, u8 slot, u8 pin);
118 133
@@ -122,6 +137,14 @@ extern void pcibios_resource_to_bus(struct pci_dev *dev,
122extern void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, 137extern void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
123 struct pci_bus_region *region); 138 struct pci_bus_region *region);
124 139
140#define pci_domain_nr(bus) ((struct pci_channel *)(bus)->sysdata)->index
141
142static inline int pci_proc_domain(struct pci_bus *bus)
143{
144 struct pci_channel *hose = bus->sysdata;
145 return hose->need_domain_info;
146}
147
125/* Chances are this interrupt is wired PC-style ... */ 148/* Chances are this interrupt is wired PC-style ... */
126static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) 149static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
127{ 150{