From: Amit Shah <[EMAIL PROTECTED]>
[muli: use define for PIIX IRQ routing register (thanks markmc)]
Signed-off-by: Amit Shah <[EMAIL PROTECTED]>
Signed-off-by: Muli Ben-Yehuda <[EMAIL PROTECTED]>
---
qemu/hw/pc.h | 5 +++++
qemu/hw/piix_pci.c | 10 ++++++++++
2 files changed, 15 insertions(+), 0 deletions(-)
diff --git a/qemu/hw/pc.h b/qemu/hw/pc.h
index 1f63678..f3d206a 100644
--- a/qemu/hw/pc.h
+++ b/qemu/hw/pc.h
@@ -105,6 +105,9 @@ void pcspk_init(PITState *);
int pcspk_audio_init(AudioState *, qemu_irq *pic);
/* piix_pci.c */
+/* config space register for IRQ routing */
+#define PIIX_CONFIG_IRQ_ROUTE 0x60
+
PCIBus *i440fx_init(PCIDevice **pi440fx_state, qemu_irq *pic);
void i440fx_set_smm(PCIDevice *d, int val);
int piix3_init(PCIBus *bus, int devfn);
@@ -112,6 +115,8 @@ void i440fx_init_memory_mappings(PCIDevice *d);
int piix4_init(PCIBus *bus, int devfn);
+int piix_get_irq(int pin);
+
/* vga.c */
enum vga_retrace_method {
VGA_RETRACE_DUMB,
diff --git a/qemu/hw/piix_pci.c b/qemu/hw/piix_pci.c
index 6fbf47b..b9067b8 100644
--- a/qemu/hw/piix_pci.c
+++ b/qemu/hw/piix_pci.c
@@ -243,6 +243,16 @@ static void piix3_set_irq(qemu_irq *pic, int irq_num, int
level)
}
}
+int piix_get_irq(int pin)
+{
+ if (piix3_dev)
+ return piix3_dev->config[PIIX_CONFIG_IRQ_ROUTE + pin];
+ if (piix4_dev)
+ return piix4_dev->config[PIIX_CONFIG_IRQ_ROUTE + pin];
+
+ return 0;
+}
+
static void piix3_reset(PCIDevice *d)
{
uint8_t *pci_conf = d->config;
--
1.5.6.5
--
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