diff options
| author | Robin Getz <robin.getz@analog.com> | 2007-06-21 16:34:08 +0800 |
|---|---|---|
| committer | Bryan Wu <bryan.wu@analog.com> | 2007-06-21 16:34:08 +0800 |
| commit | 669b792c77bbc30e9f4d9c95dbc918dc348c49c2 (patch) | |
| tree | 2d8403e9e3cf998eda8465a322261d45e24cd26a /arch/blackfin/mach-bf548 | |
| parent | 29440a2b4cd37e32dfe0fa60ef1665775b24dab1 (diff) | |
Blackfin arch: Clean up trace buffer handling, No major functional changes.
Turns on trace earlier, so crashes at kernel start should print out a
trace, making things easier to debug.
Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Diffstat (limited to 'arch/blackfin/mach-bf548')
| -rw-r--r-- | arch/blackfin/mach-bf548/head.S | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/blackfin/mach-bf548/head.S b/arch/blackfin/mach-bf548/head.S index 0e1a2544739..06751ae8b85 100644 --- a/arch/blackfin/mach-bf548/head.S +++ b/arch/blackfin/mach-bf548/head.S @@ -29,6 +29,7 @@ #include <linux/linkage.h> #include <asm/blackfin.h> +#include <asm/trace.h> #if CONFIG_BFIN_KERNEL_CLOCK #include <asm/mach/mem_init.h> #endif @@ -91,6 +92,10 @@ ENTRY(__stext) M2 = r0; M3 = r0; + trace_buffer_start(p0,r0); + P0 = R1; + R0 = R1; + /* Turn off the icache */ p0.l = (IMEM_CONTROL & 0xFFFF); p0.h = (IMEM_CONTROL >> 16); |