[U-Boot] [PATCH 1/1] ppc4xx: fix UIC hang if critical or non-critical interrupt is set at the same time as a normal interrupt is set on UIC0

From: Victor Gallardo vgallardo@amcc.com

Signed-off-by: Victor Gallardo vgallardo@amcc.com --- cpu/ppc4xx/uic.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/cpu/ppc4xx/uic.c b/cpu/ppc4xx/uic.c index 7944c6c..a95d1cb 100644 --- a/cpu/ppc4xx/uic.c +++ b/cpu/ppc4xx/uic.c @@ -129,11 +129,11 @@ void external_interrupt(struct pt_regs *regs) uic_interrupt(UIC3_DCR_BASE, 96); #endif

+ mtdcr(uic0sr, (uic_msr & UICB0_ALL)); + if (uic_msr & ~(UICB0_ALL)) uic_interrupt(UIC0_DCR_BASE, 0);

- mtdcr(uic0sr, uic_msr); - return; }