Philippe Gerum wrote:
Steven A. Falco wrote:
The rt_misc_get_io_region() has the start argument as an unsigned
long. On the PPC440, we have a 36-bit address space, where the I/O
registers are generally above the 4GB area. For example, the UART is at
address 0x1ef600300.
The Linux
Philippe Gerum wrote:
Jan Kiszka wrote:
Jan Kiszka wrote:
Philippe Gerum wrote:
Jan Kiszka wrote:
Jan Kiszka wrote:
This patch addresses the recently discovered issue that I-pipe actually
need to deal with faults over non-root domain in which the current
domain shows no interest in. Such
Jan Kiszka wrote:
Well, this is practically your original version. I still don't see why
we want debug code in production setups (WARN_ON, e.g., doesn't work
this way either),
Do you actually leave CONFIG_IPIPE_DEBUG on in production setups?
and I still don't understand why you want to
Your patch makes sense.
I have some results, but I'm not sure I understand what they mean. I've
attached the test program that I am using. Here is what it outputs:
bash-3.00# ./o2
Trying to free nonexistent resource -c001
get leds: -16 Device or resource busy
put
Many apologies. I forgot to build the user library. Now the addresses
look better:
bash-3.00# ./o2
req: start = 0001c002 len = 000d
rel: start = 0001c002 len = 000d
Trying to free nonexistent resource 0001c002-0001c00e
get leds: -16 Device or
Philippe Gerum wrote:
Jan Kiszka wrote:
Well, this is practically your original version. I still don't see why
we want debug code in production setups (WARN_ON, e.g., doesn't work
this way either),
Do you actually leave CONFIG_IPIPE_DEBUG on in production setups?
Not /me, but your patch
On Nov 9, 2007 5:03 PM, Steven A. Falco [EMAIL PROTECTED] wrote:
Your patch makes sense.
I have some results, but I'm not sure I understand what they mean. I've
attached the test program that I am using. Here is what it outputs:
bash-3.00# ./o2
Trying to free nonexistent resource
Solved. As you pointed out, Xenomai inverts the returned value from
request_region. So, that was a bug in my application.
However, turns out that instead of request_region, I have to use
request_mem_region. This is because the I/O region only goes up to
2^32, but the mem region goes up to
Steven A. Falco wrote:
Your patch makes sense.
I have some results, but I'm not sure I understand what they mean. I've
attached the test program that I am using. Here is what it outputs:
bash-3.00# ./o2
Trying to free nonexistent resource -c001
get leds: -16
Jan Kiszka wrote:
Philippe Gerum wrote:
Jan Kiszka wrote:
Well, this is practically your original version. I still don't see why
we want debug code in production setups (WARN_ON, e.g., doesn't work
this way either),
Do you actually leave CONFIG_IPIPE_DEBUG on in production setups?
Not
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