blob: 3f2288207c0cd0e664cce2037d7c25e4a1bf1166 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
#ifndef ASM_X86__PCI_32_H
#define ASM_X86__PCI_32_H
#ifdef __KERNEL__
/* Dynamic DMA mapping stuff.
* i386 has everything mapped statically.
*/
struct pci_dev;
/* The PCI address space does equal the physical memory
* address space. The networking and block device layers use
* this boolean for bounce buffer decisions.
*/
#define PCI_DMA_BUS_IS_PHYS (1)
/* pci_unmap_{page,single} is a nop so... */
#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) dma_addr_t ADDR_NAME[0];
#define DECLARE_PCI_UNMAP_LEN(LEN_NAME) unsigned LEN_NAME[0];
#define pci_unmap_addr(PTR, ADDR_NAME) sizeof((PTR)->ADDR_NAME)
#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) \
do { break; } while (pci_unmap_addr(PTR, ADDR_NAME))
#define pci_unmap_len(PTR, LEN_NAME) sizeof((PTR)->LEN_NAME)
#define pci_unmap_len_set(PTR, LEN_NAME, VAL) \
do { break; } while (pci_unmap_len(PTR, LEN_NAME))
#endif /* __KERNEL__ */
#endif /* ASM_X86__PCI_32_H */
|
