diff options
author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-13 09:49:04 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-13 09:49:04 -0700 |
commit | dcf397f037f52add9945eced57ca300ab6a4413c (patch) | |
tree | e78767d164589e9097a54bf564b072fb01f80820 /arch/sh/mm/Kconfig | |
parent | 6faf035cf9fdd8283c2b2b2c34b76b5445ec6fc4 (diff) | |
parent | 68ee0f9c98a42e36f9eab29155b2bb0e7e409ac6 (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6: (124 commits)
sh: allow building for both r2d boards in same binary.
sh: fix r2d board detection
sh: Discard .exit.text/.exit.data at runtime.
sh: Fix up some section alignments in linker script.
sh: Fix SH-4 DMAC CHCR masking.
sh: Rip out left-over nommu cond syscall cruft.
sh: Make kgdb i-cache flushing less inept.
sh: kgdb section mismatches and tidying.
sh: cleanup struct irqaction initializers.
sh: early_printk tidying.
video: pvr2fb: Add TV (RGB) support to Dreamcast PVR driver.
sh: Conditionalize gUSA support.
sh: Follow gUSA preempt changes in __switch_to().
sh: Tidy up gUSA preempt handling.
sh: __copy_user() optimizations for small copies.
sh: clkfwk: Support multi-level clock propagation.
sh: Fix URAM start address on SH7785.
sh: Use boot_cpu_data for CPU probe.
sh: Support extended mode TLB on SH-X3.
sh: Bump MAX_ACTIVE_REGIONS for SH7785.
...
Diffstat (limited to 'arch/sh/mm/Kconfig')
-rw-r--r-- | arch/sh/mm/Kconfig | 67 |
1 files changed, 39 insertions, 28 deletions
diff --git a/arch/sh/mm/Kconfig b/arch/sh/mm/Kconfig index 43f3972a5fb..cf446bbab5b 100644 --- a/arch/sh/mm/Kconfig +++ b/arch/sh/mm/Kconfig @@ -2,7 +2,6 @@ # Processor families # config CPU_SH2 - select SH_WRITETHROUGH if !CPU_SH2A bool config CPU_SH2A @@ -19,6 +18,7 @@ config CPU_SH4 select CPU_HAS_INTEVT select CPU_HAS_SR_RB select CPU_HAS_PTEA if (!CPU_SUBTYPE_ST40 && !CPU_SH4A) || CPU_SHX2 + select CPU_HAS_FPU if !CPU_SH4AL_DSP config CPU_SH4A bool @@ -32,7 +32,6 @@ config CPU_SH4AL_DSP config CPU_SUBTYPE_ST40 bool select CPU_SH4 - select CPU_HAS_INTC2_IRQ config CPU_SHX2 bool @@ -52,26 +51,22 @@ choice config CPU_SUBTYPE_SH7619 bool "Support SH7619 processor" select CPU_SH2 - select CPU_HAS_IPR_IRQ # SH-2A Processor Support config CPU_SUBTYPE_SH7206 bool "Support SH7206 processor" select CPU_SH2A - select CPU_HAS_IPR_IRQ # SH-3 Processor Support config CPU_SUBTYPE_SH7705 bool "Support SH7705 processor" select CPU_SH3 - select CPU_HAS_IPR_IRQ config CPU_SUBTYPE_SH7706 bool "Support SH7706 processor" select CPU_SH3 - select CPU_HAS_IPR_IRQ help Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU. @@ -91,14 +86,12 @@ config CPU_SUBTYPE_SH7708 config CPU_SUBTYPE_SH7709 bool "Support SH7709 processor" select CPU_SH3 - select CPU_HAS_IPR_IRQ help Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU. config CPU_SUBTYPE_SH7710 bool "Support SH7710 processor" select CPU_SH3 - select CPU_HAS_IPR_IRQ select CPU_HAS_DSP help Select SH7710 if you have a SH3-DSP SH7710 CPU. @@ -106,24 +99,28 @@ config CPU_SUBTYPE_SH7710 config CPU_SUBTYPE_SH7712 bool "Support SH7712 processor" select CPU_SH3 - select CPU_HAS_IPR_IRQ select CPU_HAS_DSP help Select SH7712 if you have a SH3-DSP SH7712 CPU. +config CPU_SUBTYPE_SH7720 + bool "Support SH7720 processor" + select CPU_SH3 + select CPU_HAS_DSP + help + Select SH7720 if you have a SH3-DSP SH7720 CPU. + # SH-4 Processor Support config CPU_SUBTYPE_SH7750 bool "Support SH7750 processor" select CPU_SH4 - select CPU_HAS_INTC_IRQ help Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU. config CPU_SUBTYPE_SH7091 bool "Support SH7091 processor" select CPU_SH4 - select CPU_HAS_INTC_IRQ help Select SH7091 if you have an SH-4 based Sega device (such as the Dreamcast, Naomi, and Naomi 2). @@ -131,17 +128,14 @@ config CPU_SUBTYPE_SH7091 config CPU_SUBTYPE_SH7750R bool "Support SH7750R processor" select CPU_SH4 - select CPU_HAS_INTC_IRQ config CPU_SUBTYPE_SH7750S bool "Support SH7750S processor" select CPU_SH4 - select CPU_HAS_INTC_IRQ config CPU_SUBTYPE_SH7751 bool "Support SH7751 processor" select CPU_SH4 - select CPU_HAS_INTC_IRQ help Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU, or if you have a HD6417751R CPU. @@ -149,13 +143,10 @@ config CPU_SUBTYPE_SH7751 config CPU_SUBTYPE_SH7751R bool "Support SH7751R processor" select CPU_SH4 - select CPU_HAS_INTC_IRQ config CPU_SUBTYPE_SH7760 bool "Support SH7760 processor" select CPU_SH4 - select CPU_HAS_INTC2_IRQ - select CPU_HAS_IPR_IRQ config CPU_SUBTYPE_SH4_202 bool "Support SH4-202 processor" @@ -185,19 +176,21 @@ config CPU_SUBTYPE_SH7770 config CPU_SUBTYPE_SH7780 bool "Support SH7780 processor" select CPU_SH4A - select CPU_HAS_INTC_IRQ config CPU_SUBTYPE_SH7785 bool "Support SH7785 processor" select CPU_SH4A select CPU_SHX2 - select CPU_HAS_INTC2_IRQ + select ARCH_SPARSEMEM_ENABLE + select SYS_SUPPORTS_NUMA config CPU_SUBTYPE_SHX3 bool "Support SH-X3 processor" select CPU_SH4A select CPU_SHX3 - select CPU_HAS_INTC2_IRQ + select ARCH_SPARSEMEM_ENABLE + select SYS_SUPPORTS_NUMA + select SYS_SUPPORTS_SMP # SH4AL-DSP Processor Support @@ -209,7 +202,6 @@ config CPU_SUBTYPE_SH7722 bool "Support SH7722 processor" select CPU_SH4AL_DSP select CPU_SHX2 - select CPU_HAS_INTC_IRQ select ARCH_SPARSEMEM_ENABLE select SYS_SUPPORTS_NUMA @@ -274,7 +266,7 @@ config 32BIT config X2TLB bool "Enable extended TLB mode" - depends on CPU_SHX2 && MMU && EXPERIMENTAL + depends on (CPU_SHX2 || CPU_SHX3) && MMU && EXPERIMENTAL help Selecting this option will enable the extended mode of the SH-X2 TLB. For legacy SH-X behaviour and interoperability, say N. For @@ -307,6 +299,7 @@ config NUMA config NODES_SHIFT int + default "3" if CPU_SUBTYPE_SHX3 default "1" depends on NEED_MULTIPLE_NODES @@ -323,7 +316,9 @@ config ARCH_SPARSEMEM_DEFAULT config MAX_ACTIVE_REGIONS int - default "2" if (CPU_SUBTYPE_SH7722 && SPARSEMEM) + default "6" if (CPU_SUBTYPE_SHX3 && SPARSEMEM) + default "2" if SPARSEMEM && (CPU_SUBTYPE_SH7722 || \ + CPU_SUBTYPE_SH7785) default "1" config ARCH_POPULATES_NODE_MAP @@ -342,25 +337,27 @@ config ARCH_MEMORY_PROBE choice prompt "Kernel page size" + default PAGE_SIZE_8KB if X2TLB default PAGE_SIZE_4KB config PAGE_SIZE_4KB bool "4kB" + depends on !X2TLB help This is the default page size used by all SuperH CPUs. config PAGE_SIZE_8KB bool "8kB" - depends on EXPERIMENTAL && X2TLB + depends on X2TLB help This enables 8kB pages as supported by SH-X2 and later MMUs. config PAGE_SIZE_64KB bool "64kB" - depends on EXPERIMENTAL && CPU_SH4 + depends on CPU_SH4 help This enables support for 64kB pages, possible on all SH-4 - CPUs and later. Highly experimental, not recommended. + CPUs and later. endchoice @@ -412,8 +409,17 @@ config SH_DIRECT_MAPPED Turn this option off for platforms that do not have a direct-mapped cache, and you have no need to run the caches in such a configuration. -config SH_WRITETHROUGH - bool "Use write-through caching" +choice + prompt "Cache mode" + default CACHE_WRITEBACK if CPU_SH2A || CPU_SH3 || CPU_SH4 + default CACHE_WRITETHROUGH if (CPU_SH2 && !CPU_SH2A) + +config CACHE_WRITEBACK + bool "Write-back" + depends on CPU_SH2A || CPU_SH3 || CPU_SH4 + +config CACHE_WRITETHROUGH + bool "Write-through" help Selecting this option will configure the caches in write-through mode, as opposed to the default write-back configuration. @@ -424,4 +430,9 @@ config SH_WRITETHROUGH If unsure, say N. +config CACHE_OFF + bool "Off" + +endchoice + endmenu |