aboutsummaryrefslogtreecommitdiffstats
path: root/include/asm-x86/pci_32.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-x86/pci_32.h')
-rw-r--r--include/asm-x86/pci_32.h90
1 files changed, 90 insertions, 0 deletions
diff --git a/include/asm-x86/pci_32.h b/include/asm-x86/pci_32.h
new file mode 100644
index 000000000000..4fcacc711385
--- /dev/null
+++ b/include/asm-x86/pci_32.h
@@ -0,0 +1,90 @@
1#ifndef __i386_PCI_H
2#define __i386_PCI_H
3
4
5#ifdef __KERNEL__
6
7struct pci_sysdata {
8 int node; /* NUMA node */
9};
10
11/* scan a bus after allocating a pci_sysdata for it */
12extern struct pci_bus *pci_scan_bus_with_sysdata(int busno);
13
14#include <linux/mm.h> /* for struct page */
15
16/* Can be used to override the logic in pci_scan_bus for skipping
17 already-configured bus numbers - to be used for buggy BIOSes
18 or architectures with incomplete PCI setup by the loader */
19
20#ifdef CONFIG_PCI
21extern unsigned int pcibios_assign_all_busses(void);
22#else
23#define pcibios_assign_all_busses() 0
24#endif
25#define pcibios_scan_all_fns(a, b) 0
26
27extern unsigned long pci_mem_start;
28#define PCIBIOS_MIN_IO 0x1000
29#define PCIBIOS_MIN_MEM (pci_mem_start)
30
31#define PCIBIOS_MIN_CARDBUS_IO 0x4000
32
33void pcibios_config_init(void);
34struct pci_bus * pcibios_scan_root(int bus);
35
36void pcibios_set_master(struct pci_dev *dev);
37void pcibios_penalize_isa_irq(int irq, int active);
38struct irq_routing_table *pcibios_get_irq_routing_table(void);
39int pcibios_set_irq_routing(struct pci_dev *dev, int pin, int irq);
40
41/* Dynamic DMA mapping stuff.
42 * i386 has everything mapped statically.
43 */
44
45#include <linux/types.h>
46#include <linux/slab.h>
47#include <asm/scatterlist.h>
48#include <linux/string.h>
49#include <asm/io.h>
50
51struct pci_dev;
52
53/* The PCI address space does equal the physical memory
54 * address space. The networking and block device layers use
55 * this boolean for bounce buffer decisions.
56 */
57#define PCI_DMA_BUS_IS_PHYS (1)
58
59/* pci_unmap_{page,single} is a nop so... */
60#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME)
61#define DECLARE_PCI_UNMAP_LEN(LEN_NAME)
62#define pci_unmap_addr(PTR, ADDR_NAME) (0)
63#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) do { } while (0)
64#define pci_unmap_len(PTR, LEN_NAME) (0)
65#define pci_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0)
66
67#define HAVE_PCI_MMAP
68extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
69 enum pci_mmap_state mmap_state, int write_combine);
70
71
72#ifdef CONFIG_PCI
73static inline void pci_dma_burst_advice(struct pci_dev *pdev,
74 enum pci_dma_burst_strategy *strat,
75 unsigned long *strategy_parameter)
76{
77 *strat = PCI_DMA_BURST_INFINITY;
78 *strategy_parameter = ~0UL;
79}
80#endif
81
82#endif /* __KERNEL__ */
83
84/* implement the pci_ DMA API in terms of the generic device dma_ one */
85#include <asm-generic/pci-dma-compat.h>
86
87/* generic pci stuff */
88#include <asm-generic/pci.h>
89
90#endif /* __i386_PCI_H */