From mboxrd@z Thu Jan 1 00:00:00 1970 From: York Sun Date: Mon, 23 Mar 2015 10:46:49 -0700 Subject: [U-Boot] [PATCH v5 17/28] armv8/fsl-lsch3: Enable system error aborts In-Reply-To: <1426904912-29186-18-git-send-email-yorksun@freescale.com> References: <1426904912-29186-1-git-send-email-yorksun@freescale.com> <1426904912-29186-18-git-send-email-yorksun@freescale.com> Message-ID: <55105189.4030105@freescale.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 03/20/2015 07:28 PM, York Sun wrote: > From: Scott Wood > > This lets us see the problems (close to) when they happen, > rather than Linux hanging when it enables them prior to having a > working console. > > Signed-off-by: Scott Wood > Signed-off-by: York Sun > --- > > Changes in v5: None > Changes in v4: None > Changes in v3: None > Changes in v2: None > > arch/arm/cpu/armv8/fsl-lsch3/cpu.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/arch/arm/cpu/armv8/fsl-lsch3/cpu.c b/arch/arm/cpu/armv8/fsl-lsch3/cpu.c > index 07064a3..22b5fb2 100644 > --- a/arch/arm/cpu/armv8/fsl-lsch3/cpu.c > +++ b/arch/arm/cpu/armv8/fsl-lsch3/cpu.c > @@ -263,6 +263,10 @@ int arch_cpu_init(void) > __asm_invalidate_tlb_all(); > early_mmu_setup(); > set_sctlr(get_sctlr() | CR_C); > + > + /* Enable system error aborts */ > + asm volatile("msr daifclr, #4" : : : "memory"); > + I should have dropped this patch according to Scott's comment. York