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Re: [PATCH v2] Add MIPS64R2 core support.

To: "Steven J. Hill" <sjhill@mips.com>
Subject: Re: [PATCH v2] Add MIPS64R2 core support.
From: Sergei Shtylyov <sshtylyov@mvista.com>
Date: Fri, 11 May 2012 21:25:50 +0400
Cc: linux-mips@linux-mips.org, ralf@linux-mips.org, Leonid Yegoshin <yegoshin@mips.com>
In-reply-to: <1336717784-853-1-git-send-email-sjhill@mips.com>
References: <1336717784-853-1-git-send-email-sjhill@mips.com>
Sender: linux-mips-bounce@linux-mips.org
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On 05/11/2012 10:29 AM, Steven J. Hill wrote:

From: "Steven J. Hill"<sjhill@mips.com>

   Looks like the subject is incorrect. Should be "Add MIPS 5KE support"?

Signed-off-by: Leonid Yegoshin<yegoshin@mips.com>
Signed-off-by: Steven J. Hill<sjhill@mips.com>
[...]

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index d0570f4..862a9c3 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -282,6 +282,7 @@ config MIPS_MALTA
        select SYS_HAS_CPU_MIPS32_R1
        select SYS_HAS_CPU_MIPS32_R2
        select SYS_HAS_CPU_MIPS64_R1
+       select SYS_HAS_CPU_MIPS64_R2
        select SYS_HAS_CPU_NEVADA
        select SYS_HAS_CPU_RM7000
        select SYS_HAS_EARLY_PRINTK
@@ -2488,6 +2489,7 @@ config TRAD_SIGNALS
  config MIPS32_COMPAT
        bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
        depends on 64BIT
+       default y if CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
        help
          Select this option if you want Linux/MIPS 32-bit binary
          compatibility. Since all software available for Linux/MIPS is
@@ -2507,6 +2509,7 @@ config SYSVIPC_COMPAT
  config MIPS32_O32
        bool "Kernel support for o32 binaries"
        depends on MIPS32_COMPAT
+       default y if CPU_SUPPORTS_32BIT_KERNEL&&  SYS_SUPPORTS_32BIT_KERNEL
        help
          Select this option if you want to run o32 binaries.  These are pure
          32-bit binaries as used by the 32-bit Linux/MIPS port.  Most of
@@ -2525,6 +2528,10 @@ config MIPS32_N32

          If unsure, say N.

+comment "64bit kernel, but support of 32bit applications is disabled!"
+       depends on 64BIT&&  !MIPS32_O32&&  !MIPS32_N32
+       depends on CPU_SUPPORTS_32BIT_KERNEL&&  SYS_SUPPORTS_32BIT_KERNEL
+

   The above looks like a material for separate patch...

WBR, Sergei

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