Re: [PATCH] Make CARDBUS_MEM_SIZE and CARDBUS_IO_SIZE customizable

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01/19/2007 04:57 AM, Atsushi Nemoto wrote/a écrit:
On Fri, 19 Jan 2007 12:19:10 +0900 (JST), Atsushi Nemoto <anemo@xxxxxxxxxxxxx> wrote:
OK, here is a revised patch which uses pci= option instead of config
parameters.

Sorry, this patch would cause build failure if setup-bus.c was not
built into kernel.  Revised again.


Subject: [PATCH] Make CARDBUS_MEM_SIZE and CARDBUS_IO_SIZE customizable

CARDBUS_MEM_SIZE was increased to 64MB on 2.6.20-rc2, but larger size
might result in allocation failure for the reserving itself on some
platforms (for example typical 32bit MIPS).  Make it (and
CARDBUS_IO_SIZE too) customizable by "pci=" option for such platforms.
:

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 25d2985..ace7a9a 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1259,6 +1259,12 @@ and is between 256 and 4096 characters. This sorting is done to get a device
 				order compatible with older (<= 2.4) kernels.
 		nobfsort	Don't sort PCI devices into breadth-first order.
+		cbiosize=nn[KMG]	A fixed amount of bus space is
+				reserved for CardBus bridges.
+				The default value is 256 bytes.
+		cbmemsize=nn[KMG]	A fixed amount of bus space is
+				reserved for CardBus bridges.
+				The default value is 64 megabytes.
Hi, I've got the feeling that those two parameters don't do the same things, although they have the same description ;-) Maybe the texts could be: * The fixed amount of bus space which is reserved for the CardBus bridges IO window. * The fixed amount of bus space which is reserved for the CardBus bridges memory window.

See you,
Eric


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