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* [PATCH] x86: Arrange X86_EXTENDED_PLATFORM options into hierarchy
@ 2011-04-05 12:27 Ameya Palande
  2011-04-07 23:35 ` Randy Dunlap
  0 siblings, 1 reply; 2+ messages in thread
From: Ameya Palande @ 2011-04-05 12:27 UTC (permalink / raw)
  To: linux-kernel; +Cc: x86, tglx, mingo, hpa

+- Support for extended (non-PC) x86 platform
        |  +- AMD Elan
        |  +- Moorestown MID platform
        |  +- RDC R-321x SoC
        |  +- Support non-standard 32-bit SMP architectures
        |     +- NUMAQ (IBM/Sequent)
        |     +- Summit/EXA (IBM x440)

Signed-off-by: Ameya Palande <ameya.palande@nokia.com>
---
 arch/x86/Kconfig |  112 ++++++++++++++++++++++++++---------------------------
 1 files changed, 55 insertions(+), 57 deletions(-)

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index cc6c53a..6aaeb49 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -319,55 +319,12 @@ config X86_EXTENDED_PLATFORM
 
 	  If you have one of these systems, or if you want to build a
 	  generic distribution kernel, say Y here - otherwise say N.
-endif
-
-if X86_64
-config X86_EXTENDED_PLATFORM
-	bool "Support for extended (non-PC) x86 platforms"
-	default y
-	---help---
-	  If you disable this option then the kernel will only support
-	  standard PC platforms. (which covers the vast majority of
-	  systems out there.)
-
-	  If you enable this option then you'll be able to select support
-	  for the following (non-PC) 64 bit x86 platforms:
-		ScaleMP vSMP
-		SGI Ultraviolet
-
-	  If you have one of these systems, or if you want to build a
-	  generic distribution kernel, say Y here - otherwise say N.
-endif
-# This is an alphabetically sorted list of 64 bit extended platforms
-# Please maintain the alphabetic order if and when there are additions
-
-config X86_VSMP
-	bool "ScaleMP vSMP"
-	select PARAVIRT_GUEST
-	select PARAVIRT
-	depends on X86_64 && PCI
-	depends on X86_EXTENDED_PLATFORM
-	---help---
-	  Support for ScaleMP vSMP systems.  Say 'Y' here if this kernel is
-	  supposed to run on these EM64T-based machines.  Only choose this option
-	  if you have one of these machines.
-
-config X86_UV
-	bool "SGI Ultraviolet"
-	depends on X86_64
-	depends on X86_EXTENDED_PLATFORM
-	depends on NUMA
-	depends on X86_X2APIC
-	---help---
-	  This option is needed in order to support SGI Ultraviolet systems.
-	  If you don't have one of these, you should say N here.
 
 # Following is an alphabetically sorted list of 32 bit extended platforms
 # Please maintain the alphabetic order if and when there are additions
 
 config X86_ELAN
 	bool "AMD Elan"
-	depends on X86_32
 	depends on X86_EXTENDED_PLATFORM
 	---help---
 	  Select this for an AMD Elan processor.
@@ -380,7 +337,6 @@ config X86_INTEL_CE
 	bool "CE4100 TV platform"
 	depends on PCI
 	depends on PCI_GODIRECT
-	depends on X86_32
 	depends on X86_EXTENDED_PLATFORM
 	select X86_REBOOTFIXUPS
 	select OF
@@ -394,7 +350,6 @@ config X86_MRST
        bool "Moorestown MID platform"
 	depends on PCI
 	depends on PCI_GOANY
-	depends on X86_32
 	depends on X86_EXTENDED_PLATFORM
 	depends on X86_IO_APIC
 	select APB_TIMER
@@ -412,7 +367,6 @@ config X86_MRST
 
 config X86_RDC321X
 	bool "RDC R-321x SoC"
-	depends on X86_32
 	depends on X86_EXTENDED_PLATFORM
 	select M486
 	select X86_REBOOTFIXUPS
@@ -423,7 +377,7 @@ config X86_RDC321X
 
 config X86_32_NON_STANDARD
 	bool "Support non-standard 32-bit SMP architectures"
-	depends on X86_32 && SMP
+	depends on SMP
 	depends on X86_EXTENDED_PLATFORM
 	---help---
 	  This option compiles in the NUMAQ, Summit, bigsmp, ES7000, default
@@ -446,19 +400,10 @@ config X86_NUMAQ
 	  of Flat Logical.  You will need a new lynxer.elf file to flash your
 	  firmware with - send email to <Martin.Bligh@us.ibm.com>.
 
-config X86_SUPPORTS_MEMORY_FAILURE
-	def_bool y
-	# MCE code calls memory_failure():
-	depends on X86_MCE
-	# On 32-bit this adds too big of NODES_SHIFT and we run out of page flags:
-	depends on !X86_NUMAQ
-	# On 32-bit SPARSEMEM adds too big of SECTIONS_WIDTH:
-	depends on X86_64 || !SPARSEMEM
-	select ARCH_SUPPORTS_MEMORY_FAILURE
 
 config X86_VISWS
 	bool "SGI 320/540 (Visual Workstation)"
-	depends on X86_32 && PCI && X86_MPPARSE && PCI_GODIRECT
+	depends on PCI && X86_MPPARSE && PCI_GODIRECT
 	depends on X86_32_NON_STANDARD
 	---help---
 	  The SGI Visual Workstation series is an IA32-based workstation
@@ -482,6 +427,59 @@ config X86_ES7000
 	---help---
 	  Support for Unisys ES7000 systems.  Say 'Y' here if this kernel is
 	  supposed to run on an IA32-based Unisys ES7000 system.
+endif
+
+config X86_SUPPORTS_MEMORY_FAILURE
+	def_bool y
+	# MCE code calls memory_failure():
+	depends on X86_MCE
+	# On 32-bit this adds too big of NODES_SHIFT and we run out of page flags:
+	depends on !X86_NUMAQ
+	# On 32-bit SPARSEMEM adds too big of SECTIONS_WIDTH:
+	depends on X86_64 || !SPARSEMEM
+	select ARCH_SUPPORTS_MEMORY_FAILURE
+
+if X86_64
+config X86_EXTENDED_PLATFORM
+	bool "Support for extended (non-PC) x86 platforms"
+	default y
+	---help---
+	  If you disable this option then the kernel will only support
+	  standard PC platforms. (which covers the vast majority of
+	  systems out there.)
+
+	  If you enable this option then you'll be able to select support
+	  for the following (non-PC) 64 bit x86 platforms:
+		ScaleMP vSMP
+		SGI Ultraviolet
+
+	  If you have one of these systems, or if you want to build a
+	  generic distribution kernel, say Y here - otherwise say N.
+
+# This is an alphabetically sorted list of 64 bit extended platforms
+# Please maintain the alphabetic order if and when there are additions
+
+config X86_VSMP
+	bool "ScaleMP vSMP"
+	select PARAVIRT_GUEST
+	select PARAVIRT
+	depends on PCI
+	depends on X86_EXTENDED_PLATFORM
+	---help---
+	  Support for ScaleMP vSMP systems.  Say 'Y' here if this kernel is
+	  supposed to run on these EM64T-based machines.  Only choose this option
+	  if you have one of these machines.
+
+config X86_UV
+	bool "SGI Ultraviolet"
+	depends on X86_EXTENDED_PLATFORM
+	depends on NUMA
+	depends on X86_X2APIC
+	---help---
+	  This option is needed in order to support SGI Ultraviolet systems.
+	  If you don't have one of these, you should say N here.
+endif
+
 
 config X86_32_IRIS
 	tristate "Eurobraille/Iris poweroff module"
-- 
1.7.1


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2011-04-05 12:27 [PATCH] x86: Arrange X86_EXTENDED_PLATFORM options into hierarchy Ameya Palande
2011-04-07 23:35 ` Randy Dunlap

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