[MIPS] RM: Collected changes

[firefly-linux-kernel-4.4.55.git] / arch / mips / Makefile

diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index 23c17755eca07a0b6e46f416da5316e3e6638984..2df68cd0ed4005588388cef6ae931d70e16fc648 100644 (file)
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -44,7 +44,7 @@ endif
 
 ifneq ($(SUBARCH),$(ARCH))
   ifeq ($(CROSS_COMPILE),)
-    CROSS_COMPILE := $(call cc-cross-prefix, $(tool-archpref)-linux-  $(tool-archpref)-gnu-linux-  $(tool-archpref)-unknown-gnu-linux-)
+    CROSS_COMPILE := $(call cc-cross-prefix, $(tool-archpref)-linux-  $(tool-archpref)-linux-gnu-  $(tool-archpref)-unknown-linux-gnu-)
   endif
 endif
 
@@ -141,6 +141,10 @@ cflags-$(CONFIG_CPU_R8000) += -march=r8000 -Wa,--trap
 cflags-$(CONFIG_CPU_R10000)    += $(call cc-option,-march=r10000,-march=r8000) \
                        -Wa,--trap
 
+cflags-$(CONFIG_CPU_R4000_WORKAROUNDS) += $(call cc-option,-mfix-r4000,)
+cflags-$(CONFIG_CPU_R4400_WORKAROUNDS) += $(call cc-option,-mfix-r4400,)
+cflags-$(CONFIG_CPU_DADDI_WORKAROUNDS) += $(call cc-option,-mno-daddi,)
+
 ifdef CONFIG_CPU_SB1
 ifdef CONFIG_SB1_PASS_1_WORKAROUNDS
 MODFLAGS       += -msb1-pass1-workarounds
@@ -152,6 +156,8 @@ endif
 #
 libs-$(CONFIG_ARC)             += arch/mips/fw/arc/
 libs-$(CONFIG_CFE)             += arch/mips/fw/cfe/
+libs-$(CONFIG_SNIPROM)         += arch/mips/fw/sni/
+libs-y                         += arch/mips/fw/lib/
 libs-$(CONFIG_SIBYTE_CFE)      += arch/mips/sibyte/cfe/
 
 #
@@ -474,6 +480,20 @@ OBJCOPYFLAGS                       := --change-addresses=0x57ffffff80000000
 endif
 endif
 
+#
+# SGI IP28 (Indigo2 R10k)
+#
+# Set the load address to >= 0xa800000020080000 if you want to leave space for
+# symmon, 0xa800000020004000 for production kernels ?  Note that the value must
+# be 16kb aligned or the handling of the current variable will break.
+# Simplified: what IP22 does at 128MB+ in ksegN, IP28 does at 512MB+ in xkphys
+#
+#core-$(CONFIG_SGI_IP28)               += arch/mips/sgi-ip22/ arch/mips/arc/arc_con.o
+core-$(CONFIG_SGI_IP28)                += arch/mips/sgi-ip22/
+cflags-$(CONFIG_SGI_IP28)      += -mr10k-cache-barrier=1 -Iinclude/asm-mips/mach-ip28
+#cflags-$(CONFIG_SGI_IP28)     += -Iinclude/asm-mips/mach-ip28
+load-$(CONFIG_SGI_IP28)                += 0xa800000020004000
+
 #
 # SGI-IP32 (O2)
 #
@@ -602,9 +622,11 @@ ifdef CONFIG_64BIT
     endif
   endif
 
-  ifeq ($(KBUILD_SYM32), y)
-    ifeq ($(call cc-option-yn,-msym32), y)
-      cflags-y += -msym32 -DKBUILD_64BIT_SYM32
+  ifeq ($(KBUILD_SYM32)$(call cc-option-yn,-msym32), yy)
+    cflags-y += -msym32 -DKBUILD_64BIT_SYM32
+  else
+    ifeq ($(CONFIG_CPU_DADDI_WORKAROUNDS), y)
+      $(error CONFIG_CPU_DADDI_WORKAROUNDS unsupported without -msym32)
     endif
   endif
 endif