dslinux/linux-2.6.x/drivers/mtd/devices firmware.c
amadeus
dslinux_amadeus at user.in-berlin.de
Sat Aug 5 23:41:07 CEST 2006
Update of /cvsroot/dslinux/dslinux/linux-2.6.x/drivers/mtd/devices
In directory antilope:/tmp/cvs-serv2688/linux-2.6.x/drivers/mtd/devices
Modified Files:
firmware.c
Log Message:
Fix firmware read bug due to old ARM9 data cache contents.
Index: firmware.c
===================================================================
RCS file: /cvsroot/dslinux/dslinux/linux-2.6.x/drivers/mtd/devices/firmware.c,v
retrieving revision 1.7
retrieving revision 1.8
diff -u -d -r1.7 -r1.8
--- firmware.c 7 May 2006 11:41:11 -0000 1.7
+++ firmware.c 5 Aug 2006 21:41:05 -0000 1.8
@@ -59,6 +59,8 @@
/* invalidate cache before we read data written by ARM7 */
dmac_inv_range((unsigned long)&firmware_block,
((unsigned long)&firmware_block)+sizeof(firmware_block));
+ dmac_inv_range((unsigned long)&firmware_block.data,
+ (((unsigned long)&firmware_block.data)+firmware_block.len));
/* copy data to caller. Here better than in interrupt callback. */
memcpy(firmware_block.destination,
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