added dmabounce debug code to ixp4xx

SVN-Revision: 10240
17 years ago · 57670563b5
parent dc584fc1af
commit 57670563b5
2 changed files with 32 additions and 0 deletions
--- a/target/linux/ixp4xx/config-default
+++ b/target/linux/ixp4xx/config-default
@ -85,6 +85,7 @@ CONFIG_DLCI_COUNT=24
 CONFIG_DLCI_MAX=8
 # CONFIG_DM9000 is not set
 CONFIG_DMABOUNCE=y
+CONFIG_DMABOUNCE_DEBUG=y
 CONFIG_DNOTIFY=y
 # CONFIG_DSCC4 is not set
 # CONFIG_E100 is not set
--- a/target/linux/ixp4xx/patches-2.6.23/400-dmabounce.patch
+++ b/target/linux/ixp4xx/patches-2.6.23/400-dmabounce.patch
@ -0,0 +1,31 @@
+Index: linux-2.6.23.14/arch/arm/common/dmabounce.c
+===================================================================
+--- linux-2.6.23.14.orig/arch/arm/common/dmabounce.c	2008-01-24 22:03:28.475500801 +0100
+++ linux-2.6.23.14/arch/arm/common/dmabounce.c	2008-01-24 22:17:36.415822168 +0100
+@@ -116,6 +116,10 @@
+ 	} else if (size <= device_info->large.size) {
+ 		pool = &device_info->large;
+ 	} else {
+#ifdef CONFIG_DMABOUNCE_DEBUG
+		printk(KERN_INFO "A dma bounce buffer outside the pool size was requested. Requested size was 0x%08X\nThe calling code was :\n", size);
+		dump_stack();
+#endif
+ 		pool = NULL;
+ 	}
+ 
+Index: linux-2.6.23.14/arch/arm/mach-ixp4xx/Kconfig
+===================================================================
+--- linux-2.6.23.14.orig/arch/arm/mach-ixp4xx/Kconfig	2008-01-24 22:10:29.331484012 +0100
+++ linux-2.6.23.14/arch/arm/mach-ixp4xx/Kconfig	2008-01-24 22:11:42.891675973 +0100
+@@ -220,6 +220,11 @@
+ 	default y
+ 	depends on PCI
+ 
+config DMABOUNCE_DEBUG
+	bool "Enable DMABounce debuging"
+	default n
+	depends DMABOUNCE
+
+ config IXP4XX_INDIRECT_PCI
+ 	bool "Use indirect PCI memory access"
+ 	depends on PCI