diff mbox

[PULL,19/23] hw/arm/virt: fix pl011 and pl031 irq flags

Message ID 1410528234-13545-20-git-send-email-peter.maydell@linaro.org
State Accepted
Commit 0be969a2d974971628fc4ed95834d22ecf0fd497
Headers show

Commit Message

Peter Maydell Sept. 12, 2014, 1:23 p.m. UTC 
The pl011 and pl031 devices both use level triggered interrupts,
but the device tree we construct was incorrectly telling the
kernel to configure the GIC to treat them as edge triggered.
This meant that output from the pl011 would hang after a while.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1410274423-9461-1-git-send-email-peter.maydell@linaro.org
Acked-by: Christoffer Dall <christoffer.dall@linaro.org>
Cc: qemu-stable@nongnu.org
---
 hw/arm/virt.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox

Patch

diff --git a/hw/arm/virt.c b/hw/arm/virt.c
index 3661cfa..cc7981c 100644
--- a/hw/arm/virt.c
+++ b/hw/arm/virt.c
@@ -372,7 +372,7 @@  static void create_uart(const VirtBoardInfo *vbi, qemu_irq *pic)
                                      2, base, 2, size);
     qemu_fdt_setprop_cells(vbi->fdt, nodename, "interrupts",
                                GIC_FDT_IRQ_TYPE_SPI, irq,
-                               GIC_FDT_IRQ_FLAGS_EDGE_LO_HI);
+                               GIC_FDT_IRQ_FLAGS_LEVEL_HI);
     qemu_fdt_setprop_cells(vbi->fdt, nodename, "clocks",
                                vbi->clock_phandle, vbi->clock_phandle);
     qemu_fdt_setprop(vbi->fdt, nodename, "clock-names",
@@ -399,7 +399,7 @@  static void create_rtc(const VirtBoardInfo *vbi, qemu_irq *pic)
                                  2, base, 2, size);
     qemu_fdt_setprop_cells(vbi->fdt, nodename, "interrupts",
                            GIC_FDT_IRQ_TYPE_SPI, irq,
-                           GIC_FDT_IRQ_FLAGS_EDGE_LO_HI);
+                           GIC_FDT_IRQ_FLAGS_LEVEL_HI);
     qemu_fdt_setprop_cell(vbi->fdt, nodename, "clocks", vbi->clock_phandle);
     qemu_fdt_setprop_string(vbi->fdt, nodename, "clock-names", "apb_pclk");
     g_free(nodename);