sh: Split out PXSEG segmentation per-CPU family.

The CPU family abstraction already exists, so move out the PXSEG
definition for each one. SH-2A already has this special cased,
and SH-5 will as well.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

5 files changed, 39 insertions, 23 deletions

diff --git a/include/asm-sh/addrspace.h b/include/asm-sh/addrspace.h
index b860218e402e..cb9da9992fa0 100644
--- a/include/asm-sh/addrspace.h
+++ b/include/asm-sh/addrspace.h
@@ -9,24 +9,13 @@
  */
 #ifndef __ASM_SH_ADDRSPACE_H
 #define __ASM_SH_ADDRSPACE_H
+
 #ifdef __KERNEL__
 
 #include <asm/cpu/addrspace.h>
 
-/* Memory segments (32bit Privileged mode addresses)  */
-#ifndef CONFIG_CPU_SH2A
-#define P0SEG           0x00000000
-#define P1SEG           0x80000000
-#define P2SEG           0xa0000000
-#define P3SEG           0xc0000000
-#define P4SEG           0xe0000000
-#else
-#define P0SEG           0x00000000
-#define P1SEG           0x00000000
-#define P2SEG           0x20000000
-#define P3SEG           0x00000000
-#define P4SEG           0x80000000
-#endif
+/* If this CPU supports segmentation, hook up the helpers */
+#ifdef P1SEG
 
 /* Returns the privileged segment base of a given address  */
 #define PXSEG(a)        (((unsigned long)(a)) & 0xe0000000)
@@ -37,10 +26,16 @@
 /*
  * Map an address to a certain privileged segment
  */
-#define P1SEGADDR(a)    ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | P1SEG))
-#define P2SEGADDR(a)    ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | P2SEG))
-#define P3SEGADDR(a)    ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | P3SEG))
-#define P4SEGADDR(a)    ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | P4SEG))
+#define P1SEGADDR(a)    \
+        ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | P1SEG))
+#define P2SEGADDR(a)    \
+        ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | P2SEG))
+#define P3SEGADDR(a)    \
+        ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | P3SEG))
+#define P4SEGADDR(a)    \
+        ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | P4SEG))
+
+#endif /* P1SEG */
 
 #endif /* __KERNEL__ */
 #endif /* __ASM_SH_ADDRSPACE_H */
diff --git a/include/asm-sh/cpu-sh2/addrspace.h b/include/asm-sh/cpu-sh2/addrspace.h
index 8706c903c5a0..2b9ab93efa4e 100644
--- a/include/asm-sh/cpu-sh2/addrspace.h
+++ b/include/asm-sh/cpu-sh2/addrspace.h
@@ -10,7 +10,10 @@
 #ifndef __ASM_CPU_SH2_ADDRSPACE_H
 #define __ASM_CPU_SH2_ADDRSPACE_H
 
-/* Should fill here */
+#define P0SEG           0x00000000
+#define P1SEG           0x80000000
+#define P2SEG           0xa0000000
+#define P3SEG           0xc0000000
+#define P4SEG           0xe0000000
 
 #endif /* __ASM_CPU_SH2_ADDRSPACE_H */
-
diff --git a/include/asm-sh/cpu-sh2a/addrspace.h b/include/asm-sh/cpu-sh2a/addrspace.h
index 3d2e9aa21522..795ddd6856a3 100644
--- a/include/asm-sh/cpu-sh2a/addrspace.h
+++ b/include/asm-sh/cpu-sh2a/addrspace.h
@@ -1 +1,10 @@
-#include <asm/cpu-sh2/addrspace.h>
+#ifndef __ASM_SH_CPU_SH2A_ADDRSPACE_H
+#define __ASM_SH_CPU_SH2A_ADDRSPACE_H
+
+#define P0SEG           0x00000000
+#define P1SEG           0x00000000
+#define P2SEG           0x20000000
+#define P3SEG           0x00000000
+#define P4SEG           0x80000000
+
+#endif /* __ASM_SH_CPU_SH2A_ADDRSPACE_H */
diff --git a/include/asm-sh/cpu-sh3/addrspace.h b/include/asm-sh/cpu-sh3/addrspace.h
index 872e9e1b548c..0f94726c7d62 100644
--- a/include/asm-sh/cpu-sh3/addrspace.h
+++ b/include/asm-sh/cpu-sh3/addrspace.h
@@ -10,7 +10,10 @@
 #ifndef __ASM_CPU_SH3_ADDRSPACE_H
 #define __ASM_CPU_SH3_ADDRSPACE_H
 
-/* Should fill here */
+#define P0SEG           0x00000000
+#define P1SEG           0x80000000
+#define P2SEG           0xa0000000
+#define P3SEG           0xc0000000
+#define P4SEG           0xe0000000
 
 #endif /* __ASM_CPU_SH3_ADDRSPACE_H */
-
diff --git a/include/asm-sh/cpu-sh4/addrspace.h b/include/asm-sh/cpu-sh4/addrspace.h
index bb2e1b03060c..a3fa733c1c7d 100644
--- a/include/asm-sh/cpu-sh4/addrspace.h
+++ b/include/asm-sh/cpu-sh4/addrspace.h
@@ -10,6 +10,12 @@
 #ifndef __ASM_CPU_SH4_ADDRSPACE_H
 #define __ASM_CPU_SH4_ADDRSPACE_H
 
+#define P0SEG           0x00000000
+#define P1SEG           0x80000000
+#define P2SEG           0xa0000000
+#define P3SEG           0xc0000000
+#define P4SEG           0xe0000000
+
 /* Detailed P4SEG  */
 #define P4SEG_STORE_QUE (P4SEG)
 #define P4SEG_IC_ADDR   0xf0000000