* [PATCH] Split timer resources
@ 2004-08-22 20:52 Pierre Ossman
0 siblings, 0 replies; only message in thread
From: Pierre Ossman @ 2004-08-22 20:52 UTC (permalink / raw)
To: linux-kernel; +Cc: akpm
The kernel currently allocates the range 0x40-0x5f for timer calls. This
causes conflicts with other hardware using these ports (In my case a
Winbond W83L519D SD/MMC card reader). This patch splits the resource
into the ports actually needed.
diff -u linux-2.6.8.1{,-mmc}/arch/i386/kernel/setup.c ---
linux-2.6.8.1/arch/i386/kernel/setup.c 2004-08-14
12:55:32.000000000 +0200
+++ linux-2.6.8.1-mmc/arch/i386/kernel/setup.c 2004-08-20
23:46:43.708979200 +0200
@@ -218,9 +218,14 @@
.end = 0x0021,
.flags = IORESOURCE_BUSY | IORESOURCE_IO
}, {
- .name = "timer",
+ .name = "timer0",
.start = 0x0040,
- .end = 0x005f,
+ .end = 0x0043,
+ .flags = IORESOURCE_BUSY | IORESOURCE_IO
+},{
+ .name = "timer1",
+ .start = 0x0050,
+ .end = 0x0053,
.flags = IORESOURCE_BUSY | IORESOURCE_IO
}, {
.name = "keyboard",
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2004-08-22 20:52 [PATCH] Split timer resources Pierre Ossman
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