diff options
Diffstat (limited to 'bsp/mti-malta64/0001-oprofile-mips-override-register-writes-for-qemu-mips.patch')
-rw-r--r-- | bsp/mti-malta64/0001-oprofile-mips-override-register-writes-for-qemu-mips.patch | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/bsp/mti-malta64/0001-oprofile-mips-override-register-writes-for-qemu-mips.patch b/bsp/mti-malta64/0001-oprofile-mips-override-register-writes-for-qemu-mips.patch deleted file mode 100644 index 8e67d62c..00000000 --- a/bsp/mti-malta64/0001-oprofile-mips-override-register-writes-for-qemu-mips.patch +++ /dev/null @@ -1,46 +0,0 @@ -From 473b4ece7967902bc2acac6dadc21e76ed83acea Mon Sep 17 00:00:00 2001 -From: Bruce Ashfield <bruce.ashfield@windriver.com> -Date: Wed, 4 Apr 2012 13:58:38 -0400 -Subject: [PATCH] oprofile/mips: override register writes for qemu mips 64 - -Even when oprofile timer mode is enabled, during oprofile arch init -there are writes to registers that do not exist in the qemu malta -64 bit pseudo machine. - -To allow initialization to continue and the fallback to oprofile -timer mode to take effect, we stub the register writes. - -These two defines are only appropriate for qemu-system-mips. -This should not merge to a common location, and only be applied -to emulated boards. - -Signed-off-by: Bruce Ashfield <bruce.ashfield@windriver.com> ---- - arch/mips/oprofile/op_model_mipsxx.c | 11 +++++++++++ - 1 files changed, 11 insertions(+), 0 deletions(-) - -diff --git a/arch/mips/oprofile/op_model_mipsxx.c b/arch/mips/oprofile/op_model_mipsxx.c -index 54759f1..b0c1381 100644 ---- a/arch/mips/oprofile/op_model_mipsxx.c -+++ b/arch/mips/oprofile/op_model_mipsxx.c -@@ -122,6 +122,17 @@ __define_perf_accessors(perfctrl, 1, 3) - __define_perf_accessors(perfctrl, 2, 0) - __define_perf_accessors(perfctrl, 3, 1) - -+ -+/* These two defines are only appropriate for qemu-system-mips. -+ They prevent illegal writes to performance registers and allow -+ oprofile timer mode to continue and be initialized fully. -+ -+ This should not merge to a common location, and only be applied -+ to emulated boards. -+*/ -+#define w_c0_perfctrl0(reg) {} -+#define w_c0_perfcntr0(reg) {} -+ - struct op_mips_model op_model_mipsxx_ops; - - static struct mipsxx_register_config { --- -1.7.0.4 - |