[openfirmware] [commit] r2551 - cpu/arm/mmp2
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Fri Sep 30 02:11:52 CEST 2011
Author: wmb
Date: Fri Sep 30 02:11:51 2011
New Revision: 2551
URL: http://tracker.coreboot.org/trac/openfirmware/changeset/2551
Log:
ARM XO-1.75 - Changed disable-irq and enable-irq to affect only the routing for IRQ1 (the IRQ for the PJ4 core), leaving the enables for IRQ0 (SP IRQ) and IRQ2 (PJ4 FIQ) unchanged.
Modified:
cpu/arm/mmp2/irq.fth
Modified: cpu/arm/mmp2/irq.fth
==============================================================================
--- cpu/arm/mmp2/irq.fth Fri Sep 30 02:09:08 2011 (r2550)
+++ cpu/arm/mmp2/irq.fth Fri Sep 30 02:11:51 2011 (r2551)
@@ -12,12 +12,15 @@
: ic@ ( offset -- l ) base-adr + rl@ ;
: ic! ( l offset -- ) base-adr + rl! ;
+: intr@ ( level -- routing ) /l* ic@ ;
+: intr! ( routing level -- ) /l* ic! ;
+
: block-irqs ( -- ) 1 h# 110 ic! ;
: unblock-irqs ( -- ) 0 h# 110 ic! ;
-: irq-enabled? ( level -- flag ) /l* ic@ h# 20 and 0<> ;
-: enable-irq ( level -- ) h# 21 swap /l* ic! ; \ Enable for IRQ1
-: disable-irq ( level -- ) 0 swap /l* ic! ;
+: irq-enabled? ( level -- flag ) intr@ h# 20 and 0<> ;
+: enable-irq ( level -- ) dup intr@ h# 20 or swap intr! ; \ Enable for IRQ1
+: disable-irq ( level -- ) dup intr@ h# 20 invert and swap intr! ;
: run-interrupt ( -- )
h# 104 ic@ dup h# 40 and if ( reg )
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