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cbdma: skip initializing any PCI devices
author
Barret Rhoden
<brho@cs.berkeley.edu>
Fri, 30 Aug 2019 19:40:58 +0000
(15:40 -0400)
committer
Barret Rhoden
<brho@cs.berkeley.edu>
Tue, 1 Oct 2019 14:17:01 +0000
(10:17 -0400)
In lieu of using the Linux IOAT driver, we don't want to muck with the
same PCI device another driver is using.
Signed-off-by: Barret Rhoden <brho@cs.berkeley.edu>
kern/drivers/dev/cbdma.c
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diff --git
a/kern/drivers/dev/cbdma.c
b/kern/drivers/dev/cbdma.c
index
9ec2ce0
..
e68ae45
100644
(file)
--- a/
kern/drivers/dev/cbdma.c
+++ b/
kern/drivers/dev/cbdma.c
@@
-855,6
+855,9
@@
void cbdmainit(void)
int id;
struct pci_device *pci_iter;
+ printk("cbdma: skipping it\n");
+ return;
+
/* assigning global variables */
pci = NULL;
mmio = NULL;