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authorLinus Torvalds <torvalds@ppc970.osdl.org>2005-04-16 18:20:36 -0400
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-04-16 18:20:36 -0400
commit1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 (patch)
tree0bba044c4ce775e45a88a51686b5d9f90697ea9d /arch/sh/drivers/pci/Kconfig
Linux-2.6.12-rc2v2.6.12-rc2
Initial git repository build. I'm not bothering with the full history, even though we have it. We can create a separate "historical" git archive of that later if we want to, and in the meantime it's about 3.2GB when imported into git - space that would just make the early git days unnecessarily complicated, when we don't have a lot of good infrastructure for it. Let it rip!
Diffstat (limited to 'arch/sh/drivers/pci/Kconfig')
-rw-r--r--arch/sh/drivers/pci/Kconfig41
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/sh/drivers/pci/Kconfig b/arch/sh/drivers/pci/Kconfig
new file mode 100644
index 000000000000..6d1cbbe6745c
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+++ b/arch/sh/drivers/pci/Kconfig
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1config PCI
2 bool "PCI support"
3 help
4 Find out whether you have a PCI motherboard. PCI is the name of a
5 bus system, i.e. the way the CPU talks to the other stuff inside
6 your box. If you have PCI, say Y, otherwise N.
7
8 The PCI-HOWTO, available from
9 <http://www.tldp.org/docs.html#howto>, contains valuable
10 information about which PCI hardware does work under Linux and which
11 doesn't.
12
13config SH_PCIDMA_NONCOHERENT
14 bool "Cache and PCI noncoherent"
15 depends on PCI
16 default y
17 help
18 Enable this option if your platform does not have a CPU cache which
19 remains coherent with PCI DMA. It is safest to say 'Y', although you
20 will see better performance if you can say 'N', because the PCI DMA
21 code will not have to flush the CPU's caches. If you have a PCI host
22 bridge integrated with your SH CPU, refer carefully to the chip specs
23 to see if you can say 'N' here. Otherwise, leave it as 'Y'.
24
25# This is also board-specific
26config PCI_AUTO
27 bool
28 depends on PCI
29 default y
30
31config PCI_AUTO_UPDATE_RESOURCES
32 bool
33 depends on PCI_AUTO
34 default y if !SH_DREAMCAST
35 help
36 Selecting this option will cause the PCI auto code to leave your
37 BAR values alone. Otherwise they will be updated automatically. If
38 for some reason, you have a board that simply refuses to work
39 with its resources updated beyond what they are when the device
40 is powered up, set this to N. Everyone else will want this as Y.
41