Re: [Linaro-acpi] [PATCH v4 12/13] ARM64 / ACPI: if we chose to boot from acpi then disable FDT
On Friday 27 June 2014 11:49:35 Hanjun Guo wrote: > From: Graeme Gregory > > If the early boot methods of acpi are happy that we have valid ACPI > tables and acpi=off has not been passed. Then do not unflat devicetree > effectively disabling further hardware probing from DT. > I guess this answers the question I had on patch 4 ;-) Arnd -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [Linaro-acpi] [PATCH v4 12/13] ARM64 / ACPI: if we chose to boot from acpi then disable FDT
On Friday 27 June 2014 11:49:35 Hanjun Guo wrote: From: Graeme Gregory graeme.greg...@linaro.org If the early boot methods of acpi are happy that we have valid ACPI tables and acpi=off has not been passed. Then do not unflat devicetree effectively disabling further hardware probing from DT. I guess this answers the question I had on patch 4 ;-) Arnd -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH v4 12/13] ARM64 / ACPI: if we chose to boot from acpi then disable FDT
From: Graeme Gregory If the early boot methods of acpi are happy that we have valid ACPI tables and acpi=off has not been passed. Then do not unflat devicetree effectively disabling further hardware probing from DT. Signed-off-by: Graeme Gregory --- arch/arm64/kernel/setup.c |3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c index 9dedb0b..487fd1f 100644 --- a/arch/arm64/kernel/setup.c +++ b/arch/arm64/kernel/setup.c @@ -394,7 +394,8 @@ void __init setup_arch(char **cmdline_p) efi_idmap_init(); - unflatten_device_tree(); + if (acpi_disabled) + unflatten_device_tree(); psci_init(); -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH v4 12/13] ARM64 / ACPI: if we chose to boot from acpi then disable FDT
From: Graeme Gregory graeme.greg...@linaro.org If the early boot methods of acpi are happy that we have valid ACPI tables and acpi=off has not been passed. Then do not unflat devicetree effectively disabling further hardware probing from DT. Signed-off-by: Graeme Gregory graeme.greg...@linaro.org --- arch/arm64/kernel/setup.c |3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c index 9dedb0b..487fd1f 100644 --- a/arch/arm64/kernel/setup.c +++ b/arch/arm64/kernel/setup.c @@ -394,7 +394,8 @@ void __init setup_arch(char **cmdline_p) efi_idmap_init(); - unflatten_device_tree(); + if (acpi_disabled) + unflatten_device_tree(); psci_init(); -- 1.7.9.5 -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/