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authoraurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162>2008-11-21 21:06:51 +0000
committeraurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162>2008-11-21 21:06:51 +0000
commit4e7ed2d1d396feac872c727a0700fdb5a86641e2 (patch)
treeab22dca8472cd9b31521d801ce8fdab23c44dfb5 /hw/sh_intc.c
parent96e2fc41a94f190994dfb56d47d609a658bfe67c (diff)
downloadfocaccia-qemu-4e7ed2d1d396feac872c727a0700fdb5a86641e2.tar.gz
focaccia-qemu-4e7ed2d1d396feac872c727a0700fdb5a86641e2.zip
SH4: Switch serial emulation to qemu_irq
This patches makes SH serial emulation use qemu_irq in its interface.

        * hw/sh.h (sh_serial_init): Take qemu_irq, not intc_source.
        * hw/sh7750.c (sh7750_init): Adjust.
        * hw/sh_intc.c (sh_intc_set_irq): Don't assert or deassert
        irq more than once.
        * hw/sh_serial.c (sh_serial_state): Use qemu_irq, not intc_source.
        (sh_serial_clear_fifo, sh_serial_ioport_write)
        (sh_serial_receive_byte): Adjust.
        (sh_serial_init): Take qemu_irq, not intc_source.

(Vladimir Prus)

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5769 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'hw/sh_intc.c')
-rw-r--r--hw/sh_intc.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/hw/sh_intc.c b/hw/sh_intc.c
index 3c6809ac5f..a78419bede 100644
--- a/hw/sh_intc.c
+++ b/hw/sh_intc.c
@@ -78,7 +78,10 @@ void sh_intc_set_irq (void *opaque, int n, int level)
   struct intc_desc *desc = opaque;
   struct intc_source *source = &(desc->sources[n]);
 
-  sh_intc_toggle_source(source, 0, level ? 1 : -1);  
+  if (level && !source->asserted)
+    sh_intc_toggle_source(source, 0, 1);
+  else if (!level && source->asserted)
+    sh_intc_toggle_source(source, 0, -1);
 }
 
 int sh_intc_get_pending_vector(struct intc_desc *desc, int imask)