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History log of /src/sys/arch/arm/footbridge/footbridge_irqhandler.h
RevisionDateAuthorComments
 1.6  02-Apr-2014  matt Defer intr evcnt_attach to cpu_configure
 1.5  11-Dec-2005  christos branches: 1.5.50; 1.5.114; 1.5.124; 1.5.130;
merge ktrace-lwp.
 1.4  02-Jun-2005  he Adapt to shadowing and qualifier-cast warnings.
 1.3  11-Nov-2002  chris branches: 1.3.2; 1.3.8;
Belatedly correct the copyright notice. I ported the new footbridge IRQ code
from the xscale interrupt code, it therefore should have Jason/Wasabi
copyright.

There is none of the original arm32 derived interrupt code here.
 1.2  03-Nov-2002  chris Checkin new interrupt handling code for the footbridge.
This is based upon Jason's work on xscale.

Most of the interrupt handling code is now written in C using an asm stub to
call into the C code.

spl* now only updates a software mask, and does not update the hardware,
this should be much faster.

The new code works well on cats, it's untested on netwinder, but should work.

The code implements generic soft interrupts.

More work is still required to bring the isa interrupt handling code upto
scratch currently all isa interrupts are handled at IPL_BIO on the footbridge.
This may cause isa interrupts to be handled later than they should be.
I plan to fix this in the near future.
 1.1  22-Oct-2002  chris branches: 1.1.2;
netwinder and cats can share irqhandler.h, so move (and rename) into the
footbridge dir, and share it.
 1.1.2.3  09-Nov-2002  bjh21 Catch up with -current.
 1.1.2.2  24-Oct-2002  bjh21 Sync with trunk.
 1.1.2.1  22-Oct-2002  bjh21 file footbridge_irqhandler.h was added on branch bjh21-hydra on 2002-10-24 22:33:48 +0000
 1.3.8.1  10-Nov-2005  skrll Sync with HEAD. Here we go again...
 1.3.2.3  11-Dec-2002  thorpej Sync with HEAD.
 1.3.2.2  11-Nov-2002  nathanw Catch up to -current
 1.3.2.1  11-Nov-2002  nathanw file footbridge_irqhandler.h was added on branch nathanw_sa on 2002-11-11 21:56:43 +0000
 1.5.130.1  18-May-2014  rmind sync with head
 1.5.124.1  20-Aug-2014  tls Rebase to HEAD as of a few days ago.
 1.5.114.1  22-May-2014  yamt sync with head.

for a reference, the tree before this commit was tagged
as yamt-pagecache-tag8.

this commit was splitted into small chunks to avoid
a limitation of cvs. ("Protocol error: too many arguments")
 1.5.50.1  18-Aug-2007  chris Rework registration call, so that it no longer takes a status paramater.

Rework dispatch routines, so no implicit ordering is required in the irq
groups. This removes the primary flag, and also makes hardware dependant
dispatch routines again.

Update arm_intr_queue_irqs to disable interrupts. This is necessary when
child buses are present, eg isa bus, as the isa interrupt handler is
called with interrupts enabled, and I believe that the footbridge handler
was trampling on the isa handler setting up pending flags.

cats can now install using the update irq code (previously it would
randomly hang)

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