diff options
Diffstat (limited to 'target/linux/ramips/patches-2.6.30/002-mips-clocksource-init-war.patch')
| -rw-r--r-- | target/linux/ramips/patches-2.6.30/002-mips-clocksource-init-war.patch | 56 | 
1 files changed, 0 insertions, 56 deletions
| diff --git a/target/linux/ramips/patches-2.6.30/002-mips-clocksource-init-war.patch b/target/linux/ramips/patches-2.6.30/002-mips-clocksource-init-war.patch deleted file mode 100644 index 03a66ff13..000000000 --- a/target/linux/ramips/patches-2.6.30/002-mips-clocksource-init-war.patch +++ /dev/null @@ -1,56 +0,0 @@ ---- a/arch/mips/kernel/cevt-r4k.c -+++ b/arch/mips/kernel/cevt-r4k.c -@@ -15,6 +15,22 @@ - #include <asm/cevt-r4k.h> -  - /* -+ * Compare interrupt can be routed and latched outside the core, -+ * so a single execution hazard barrier may not be enough to give -+ * it time to clear as seen in the Cause register.  4 time the -+ * pipeline depth seems reasonably conservative, and empirically -+ * works better in configurations with high CPU/bus clock ratios. -+ */ -+ -+#define compare_change_hazard() \ -+	do { \ -+		irq_disable_hazard(); \ -+		irq_disable_hazard(); \ -+		irq_disable_hazard(); \ -+		irq_disable_hazard(); \ -+	} while (0) -+ -+/* -  * The SMTC Kernel for the 34K, 1004K, et. al. replaces several -  * of these routines with SMTC-specific variants. -  */ -@@ -30,6 +46,7 @@ static int mips_next_event(unsigned long - 	cnt = read_c0_count(); - 	cnt += delta; - 	write_c0_compare(cnt); -+	compare_change_hazard(); - 	res = ((int)(read_c0_count() - cnt) > 0) ? -ETIME : 0; - 	return res; - } -@@ -99,22 +116,6 @@ static int c0_compare_int_pending(void) - 	return (read_c0_cause() >> cp0_compare_irq) & 0x100; - } -  --/* -- * Compare interrupt can be routed and latched outside the core, -- * so a single execution hazard barrier may not be enough to give -- * it time to clear as seen in the Cause register.  4 time the -- * pipeline depth seems reasonably conservative, and empirically -- * works better in configurations with high CPU/bus clock ratios. -- */ -- --#define compare_change_hazard() \ --	do { \ --		irq_disable_hazard(); \ --		irq_disable_hazard(); \ --		irq_disable_hazard(); \ --		irq_disable_hazard(); \ --	} while (0) -- - int c0_compare_int_usable(void) - { - 	unsigned int delta; | 
