[PATCH v2] MIPS: Pistachio: Enable KASLR

From: Matt Redfearn
Date: Wed May 25 2016 - 07:58:59 EST


Allow KASLR to be selected on Pistachio based systems. Tested on a
Creator Ci40.

Signed-off-by: Matt Redfearn <matt.redfearn@xxxxxxxxxx>
Reviewed-by: James Hogan <james.hogan@xxxxxxxxxx>

---

Changes in v2:
Add SYS_SUPPORTS_RELOCATABLE to Kconfig in alphabetical order

arch/mips/Kconfig | 1 +
arch/mips/pistachio/init.c | 8 ++++++--
2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index c5bedce4122d..b8613c251d72 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -397,6 +397,7 @@ config MACH_PISTACHIO
select SYS_SUPPORTS_LITTLE_ENDIAN
select SYS_SUPPORTS_MIPS_CPS
select SYS_SUPPORTS_MULTITHREADING
+ select SYS_SUPPORTS_RELOCATABLE
select SYS_SUPPORTS_ZBOOT
select SYS_HAS_EARLY_PRINTK
select USE_GENERIC_EARLY_PRINTK_8250
diff --git a/arch/mips/pistachio/init.c b/arch/mips/pistachio/init.c
index 96ba2cc9ad3e..95f8767ce52e 100644
--- a/arch/mips/pistachio/init.c
+++ b/arch/mips/pistachio/init.c
@@ -52,12 +52,16 @@ static void __init plat_setup_iocoherency(void)
}
}

-void __init plat_mem_setup(void)
+void __init *plat_get_fdt(void)
{
if (fw_arg0 != -2)
panic("Device-tree not present");
+ return (void *)fw_arg1;
+}

- __dt_setup_arch((void *)fw_arg1);
+void __init plat_mem_setup(void)
+{
+ __dt_setup_arch(plat_get_fdt());

plat_setup_iocoherency();
}
--
2.5.0