Hello.
Jason Wessel wrote:
>>Here's the KGDB serial driver for the Alchemy SOC based boards. The baudrate
>>is
>>configurable; however, the port number is not, always being designated
>>DBAU1xx0
>>boards' "debug" UART, i.e. UART1 for Au1200 SOC and UART3 on other SOCs. Also,
>>there is no aynchronous breakpoint support (due to IRQ numbers changing with
>>each UART :-).
>>Signed-off-by: Konstantin Baydarov <[EMAIL PROTECTED]>
>>Signed-off-by: Sergei Shtylyov <[EMAIL PROTECTED]>
>>---
>>The patch is against the linux2_6_24_uprev branch.
>>The driver works for the kernels *before* 2.6.24 -- that version has uncovered
>>a big issue with MIPS KGDB port due to that continuing from an early
>>breakpoint
>>locks the machine up. As a workaround for now, replace cal_r4koff() call with
>>'return -1' -- that way at least the late breakpoints work...
>> drivers/serial/Makefile | 1
>> drivers/serial/au1x00_kgdb.c | 95
>> +++++++++++++++++++++++++++++++++++++++++++
>> lib/Kconfig.kgdb | 9 +++-
>> 3 files changed, 104 insertions(+), 1 deletion(-)
> This is merged to the 2.6.24 uprev branch.
Could you please also merge the driver to the earlier branches -- at least
it works there. :-)
I will now describe the issue I have discovered in hopes that somebody
might share the ideas how to deal with it.
> Jason.
WBR, Sergei
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