[ARM] nommu: Move hardware page table definitions to pgtable-hwdef.h

Move the hardware PMD and PTE page table definitions from pgtable.h
into pgtable-hwdef.h, and include pgtable-hwdef.h as necessary.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/mach-sa1100/assabet.c b/arch/arm/mach-sa1100/assabet.c
index a599bb0..c58f12b 100644 (file)
--- a/arch/arm/mach-sa1100/assabet.c
+++ b/arch/arm/mach-sa1100/assabet.c
@@ -26,6 +26,7 @@
 #include <asm/irq.h>
 #include <asm/setup.h>
 #include <asm/page.h>
+#include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
 #include <asm/tlbflush.h>
 

diff --git a/arch/arm/mm/proc-arm1020.S b/arch/arm/mm/proc-arm1020.S
index 82ec954..5f460d7 100644 (file)
--- a/arch/arm/mm/proc-arm1020.S
+++ b/arch/arm/mm/proc-arm1020.S
@@ -29,6 +29,7 @@
 #include <linux/init.h>
 #include <asm/assembler.h>
 #include <asm/asm-offsets.h>
+#include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
 #include <asm/procinfo.h>
 #include <asm/ptrace.h>

diff --git a/arch/arm/mm/proc-arm1020e.S b/arch/arm/mm/proc-arm1020e.S
index 7375fe9..3e5ea55 100644 (file)
--- a/arch/arm/mm/proc-arm1020e.S
+++ b/arch/arm/mm/proc-arm1020e.S
@@ -29,6 +29,7 @@
 #include <linux/init.h>
 #include <asm/assembler.h>
 #include <asm/asm-offsets.h>
+#include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
 #include <asm/procinfo.h>
 #include <asm/ptrace.h>

diff --git a/arch/arm/mm/proc-arm1022.S b/arch/arm/mm/proc-arm1022.S
index 6ca6390..f778545 100644 (file)
--- a/arch/arm/mm/proc-arm1022.S
+++ b/arch/arm/mm/proc-arm1022.S
@@ -18,6 +18,7 @@
 #include <linux/init.h>
 #include <asm/assembler.h>
 #include <asm/asm-offsets.h>
+#include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
 #include <asm/procinfo.h>
 #include <asm/ptrace.h>

diff --git a/arch/arm/mm/proc-arm1026.S b/arch/arm/mm/proc-arm1026.S
index 10317e4..148c111 100644 (file)
--- a/arch/arm/mm/proc-arm1026.S
+++ b/arch/arm/mm/proc-arm1026.S
@@ -18,6 +18,7 @@
 #include <linux/init.h>
 #include <asm/assembler.h>
 #include <asm/asm-offsets.h>
+#include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
 #include <asm/procinfo.h>
 #include <asm/ptrace.h>

diff --git a/arch/arm/mm/proc-arm6_7.S b/arch/arm/mm/proc-arm6_7.S
index 8e7e1e7..540359b 100644 (file)
--- a/arch/arm/mm/proc-arm6_7.S
+++ b/arch/arm/mm/proc-arm6_7.S
@@ -14,6 +14,7 @@
 #include <linux/init.h>
 #include <asm/assembler.h>
 #include <asm/asm-offsets.h>
+#include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
 #include <asm/procinfo.h>
 #include <asm/ptrace.h>

diff --git a/arch/arm/mm/proc-arm720.S b/arch/arm/mm/proc-arm720.S
index a13e018..72b0819 100644 (file)
--- a/arch/arm/mm/proc-arm720.S
+++ b/arch/arm/mm/proc-arm720.S
@@ -34,6 +34,7 @@
 #include <linux/init.h>
 #include <asm/assembler.h>
 #include <asm/asm-offsets.h>
+#include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
 #include <asm/procinfo.h>
 #include <asm/ptrace.h>

diff --git a/arch/arm/mm/proc-arm920.S b/arch/arm/mm/proc-arm920.S
index d165138..e57d3b8 100644 (file)
--- a/arch/arm/mm/proc-arm920.S
+++ b/arch/arm/mm/proc-arm920.S
@@ -28,6 +28,7 @@
 #include <linux/config.h>
 #include <linux/init.h>
 #include <asm/assembler.h>
+#include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
 #include <asm/procinfo.h>
 #include <asm/hardware.h>

diff --git a/arch/arm/mm/proc-arm922.S b/arch/arm/mm/proc-arm922.S
index 23b8ed9..3170b37 100644 (file)
--- a/arch/arm/mm/proc-arm922.S
+++ b/arch/arm/mm/proc-arm922.S
@@ -29,6 +29,7 @@
 #include <linux/config.h>
 #include <linux/init.h>
 #include <asm/assembler.h>
+#include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
 #include <asm/procinfo.h>
 #include <asm/hardware.h>

diff --git a/arch/arm/mm/proc-arm925.S b/arch/arm/mm/proc-arm925.S
index ee95c52..eb78850 100644 (file)
--- a/arch/arm/mm/proc-arm925.S
+++ b/arch/arm/mm/proc-arm925.S
@@ -51,6 +51,7 @@
 #include <linux/config.h>
 #include <linux/init.h>
 #include <asm/assembler.h>
+#include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
 #include <asm/procinfo.h>
 #include <asm/hardware.h>

diff --git a/arch/arm/mm/proc-arm926.S b/arch/arm/mm/proc-arm926.S
index 7d042dc..23ad502 100644 (file)
--- a/arch/arm/mm/proc-arm926.S
+++ b/arch/arm/mm/proc-arm926.S
@@ -28,6 +28,7 @@
 #include <linux/config.h>
 #include <linux/init.h>
 #include <asm/assembler.h>
+#include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
 #include <asm/procinfo.h>
 #include <asm/hardware.h>

diff --git a/arch/arm/mm/proc-sa110.S b/arch/arm/mm/proc-sa110.S
index bd330c4..c916a6c 100644 (file)
--- a/arch/arm/mm/proc-sa110.S
+++ b/arch/arm/mm/proc-sa110.S
@@ -18,6 +18,7 @@
 #include <asm/asm-offsets.h>
 #include <asm/procinfo.h>
 #include <asm/hardware.h>
+#include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
 #include <asm/ptrace.h>
 

diff --git a/arch/arm/mm/proc-sa1100.S b/arch/arm/mm/proc-sa1100.S
index 91b8912..41f21f2 100644 (file)
--- a/arch/arm/mm/proc-sa1100.S
+++ b/arch/arm/mm/proc-sa1100.S
@@ -23,6 +23,7 @@
 #include <asm/asm-offsets.h>
 #include <asm/procinfo.h>
 #include <asm/hardware.h>
+#include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
 
 /*

diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S
index 92f3ca3..9a7e7c0 100644 (file)
--- a/arch/arm/mm/proc-v6.S
+++ b/arch/arm/mm/proc-v6.S
@@ -14,6 +14,7 @@
 #include <asm/asm-offsets.h>
 #include <asm/hardware/arm_scu.h>
 #include <asm/procinfo.h>
+#include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
 
 #include "proc-macros.S"

diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S
index 2d3823e..3e7e6a8 100644 (file)
--- a/arch/arm/mm/proc-xscale.S
+++ b/arch/arm/mm/proc-xscale.S
@@ -25,6 +25,7 @@
 #include <asm/assembler.h>
 #include <asm/procinfo.h>
 #include <asm/hardware.h>
+#include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
 #include <asm/page.h>
 #include <asm/ptrace.h>

diff --git a/include/asm-arm/pgalloc.h b/include/asm-arm/pgalloc.h
index bc18ff4..c4ac2e6 100644 (file)
--- a/include/asm-arm/pgalloc.h
+++ b/include/asm-arm/pgalloc.h
@@ -10,10 +10,15 @@
 #ifndef _ASMARM_PGALLOC_H
 #define _ASMARM_PGALLOC_H
 
+#include <asm/domain.h>
+#include <asm/pgtable-hwdef.h>
 #include <asm/processor.h>
 #include <asm/cacheflush.h>
 #include <asm/tlbflush.h>
 
+#define _PAGE_USER_TABLE       (PMD_TYPE_TABLE | PMD_BIT4 | PMD_DOMAIN(DOMAIN_USER))
+#define _PAGE_KERNEL_TABLE     (PMD_TYPE_TABLE | PMD_BIT4 | PMD_DOMAIN(DOMAIN_KERNEL))
+
 /*
  * Since we have only two-level page tables, these are trivial
  */

diff --git a/include/asm-arm/pgtable-hwdef.h b/include/asm-arm/pgtable-hwdef.h
new file mode 100644 (file)
index 0000000..1d03349
--- /dev/null
+++ b/include/asm-arm/pgtable-hwdef.h
@@ -0,0 +1,88 @@
+/*
+ *  linux/include/asm-arm/pgtable-hwdef.h
+ *
+ *  Copyright (C) 1995-2002 Russell King
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef _ASMARM_PGTABLE_HWDEF_H
+#define _ASMARM_PGTABLE_HWDEF_H
+
+/*
+ * Hardware page table definitions.
+ *
+ * + Level 1 descriptor (PMD)
+ *   - common
+ */
+#define PMD_TYPE_MASK          (3 << 0)
+#define PMD_TYPE_FAULT         (0 << 0)
+#define PMD_TYPE_TABLE         (1 << 0)
+#define PMD_TYPE_SECT          (2 << 0)
+#define PMD_BIT4               (1 << 4)
+#define PMD_DOMAIN(x)          ((x) << 5)
+#define PMD_PROTECTION         (1 << 9)        /* v5 */
+/*
+ *   - section
+ */
+#define PMD_SECT_BUFFERABLE    (1 << 2)
+#define PMD_SECT_CACHEABLE     (1 << 3)
+#define PMD_SECT_AP_WRITE      (1 << 10)
+#define PMD_SECT_AP_READ       (1 << 11)
+#define PMD_SECT_TEX(x)                ((x) << 12)     /* v5 */
+#define PMD_SECT_APX           (1 << 15)       /* v6 */
+#define PMD_SECT_S             (1 << 16)       /* v6 */
+#define PMD_SECT_nG            (1 << 17)       /* v6 */
+#define PMD_SECT_SUPER         (1 << 18)       /* v6 */
+
+#define PMD_SECT_UNCACHED      (0)
+#define PMD_SECT_BUFFERED      (PMD_SECT_BUFFERABLE)
+#define PMD_SECT_WT            (PMD_SECT_CACHEABLE)
+#define PMD_SECT_WB            (PMD_SECT_CACHEABLE | PMD_SECT_BUFFERABLE)
+#define PMD_SECT_MINICACHE     (PMD_SECT_TEX(1) | PMD_SECT_CACHEABLE)
+#define PMD_SECT_WBWA          (PMD_SECT_TEX(1) | PMD_SECT_CACHEABLE | PMD_SECT_BUFFERABLE)
+#define PMD_SECT_NONSHARED_DEV (PMD_SECT_TEX(2))
+
+/*
+ *   - coarse table (not used)
+ */
+
+/*
+ * + Level 2 descriptor (PTE)
+ *   - common
+ */
+#define PTE_TYPE_MASK          (3 << 0)
+#define PTE_TYPE_FAULT         (0 << 0)
+#define PTE_TYPE_LARGE         (1 << 0)
+#define PTE_TYPE_SMALL         (2 << 0)
+#define PTE_TYPE_EXT           (3 << 0)        /* v5 */
+#define PTE_BUFFERABLE         (1 << 2)
+#define PTE_CACHEABLE          (1 << 3)
+
+/*
+ *   - extended small page/tiny page
+ */
+#define PTE_EXT_XN             (1 << 0)        /* v6 */
+#define PTE_EXT_AP_MASK                (3 << 4)
+#define PTE_EXT_AP0            (1 << 4)
+#define PTE_EXT_AP1            (2 << 4)
+#define PTE_EXT_AP_UNO_SRO     (0 << 4)
+#define PTE_EXT_AP_UNO_SRW     (PTE_EXT_AP0)
+#define PTE_EXT_AP_URO_SRW     (PTE_EXT_AP1)
+#define PTE_EXT_AP_URW_SRW     (PTE_EXT_AP1|PTE_EXT_AP0)
+#define PTE_EXT_TEX(x)         ((x) << 6)      /* v5 */
+#define PTE_EXT_APX            (1 << 9)        /* v6 */
+#define PTE_EXT_SHARED         (1 << 10)       /* v6 */
+#define PTE_EXT_NG             (1 << 11)       /* v6 */
+
+/*
+ *   - small page
+ */
+#define PTE_SMALL_AP_MASK      (0xff << 4)
+#define PTE_SMALL_AP_UNO_SRO   (0x00 << 4)
+#define PTE_SMALL_AP_UNO_SRW   (0x55 << 4)
+#define PTE_SMALL_AP_URO_SRW   (0xaa << 4)
+#define PTE_SMALL_AP_URW_SRW   (0xff << 4)
+
+#endif

diff --git a/include/asm-arm/pgtable.h b/include/asm-arm/pgtable.h
index 70e00d0..e595ae2 100644 (file)
--- a/include/asm-arm/pgtable.h
+++ b/include/asm-arm/pgtable.h
@@ -137,81 +137,6 @@ extern void __pgd_error(const char *file, int line, unsigned long val);
 #define SUPERSECTION_MASK      (~(SUPERSECTION_SIZE-1))
 
 /*
- * Hardware page table definitions.
- *
- * + Level 1 descriptor (PMD)
- *   - common
- */
-#define PMD_TYPE_MASK          (3 << 0)
-#define PMD_TYPE_FAULT         (0 << 0)
-#define PMD_TYPE_TABLE         (1 << 0)
-#define PMD_TYPE_SECT          (2 << 0)
-#define PMD_BIT4               (1 << 4)
-#define PMD_DOMAIN(x)          ((x) << 5)
-#define PMD_PROTECTION         (1 << 9)        /* v5 */
-/*
- *   - section
- */
-#define PMD_SECT_BUFFERABLE    (1 << 2)
-#define PMD_SECT_CACHEABLE     (1 << 3)
-#define PMD_SECT_AP_WRITE      (1 << 10)
-#define PMD_SECT_AP_READ       (1 << 11)
-#define PMD_SECT_TEX(x)                ((x) << 12)     /* v5 */
-#define PMD_SECT_APX           (1 << 15)       /* v6 */
-#define PMD_SECT_S             (1 << 16)       /* v6 */
-#define PMD_SECT_nG            (1 << 17)       /* v6 */
-#define PMD_SECT_SUPER         (1 << 18)       /* v6 */
-
-#define PMD_SECT_UNCACHED      (0)
-#define PMD_SECT_BUFFERED      (PMD_SECT_BUFFERABLE)
-#define PMD_SECT_WT            (PMD_SECT_CACHEABLE)
-#define PMD_SECT_WB            (PMD_SECT_CACHEABLE | PMD_SECT_BUFFERABLE)
-#define PMD_SECT_MINICACHE     (PMD_SECT_TEX(1) | PMD_SECT_CACHEABLE)
-#define PMD_SECT_WBWA          (PMD_SECT_TEX(1) | PMD_SECT_CACHEABLE | PMD_SECT_BUFFERABLE)
-#define PMD_SECT_NONSHARED_DEV (PMD_SECT_TEX(2))
-
-/*
- *   - coarse table (not used)
- */
-
-/*
- * + Level 2 descriptor (PTE)
- *   - common
- */
-#define PTE_TYPE_MASK          (3 << 0)
-#define PTE_TYPE_FAULT         (0 << 0)
-#define PTE_TYPE_LARGE         (1 << 0)
-#define PTE_TYPE_SMALL         (2 << 0)
-#define PTE_TYPE_EXT           (3 << 0)        /* v5 */
-#define PTE_BUFFERABLE         (1 << 2)
-#define PTE_CACHEABLE          (1 << 3)
-
-/*
- *   - extended small page/tiny page
- */
-#define PTE_EXT_XN             (1 << 0)        /* v6 */
-#define PTE_EXT_AP_MASK                (3 << 4)
-#define PTE_EXT_AP0            (1 << 4)
-#define PTE_EXT_AP1            (2 << 4)
-#define PTE_EXT_AP_UNO_SRO     (0 << 4)
-#define PTE_EXT_AP_UNO_SRW     (PTE_EXT_AP0)
-#define PTE_EXT_AP_URO_SRW     (PTE_EXT_AP1)
-#define PTE_EXT_AP_URW_SRW     (PTE_EXT_AP1|PTE_EXT_AP0)
-#define PTE_EXT_TEX(x)         ((x) << 6)      /* v5 */
-#define PTE_EXT_APX            (1 << 9)        /* v6 */
-#define PTE_EXT_SHARED         (1 << 10)       /* v6 */
-#define PTE_EXT_NG             (1 << 11)       /* v6 */
-
-/*
- *   - small page
- */
-#define PTE_SMALL_AP_MASK      (0xff << 4)
-#define PTE_SMALL_AP_UNO_SRO   (0x00 << 4)
-#define PTE_SMALL_AP_UNO_SRW   (0x55 << 4)
-#define PTE_SMALL_AP_URO_SRW   (0xaa << 4)
-#define PTE_SMALL_AP_URW_SRW   (0xff << 4)
-
-/*
  * "Linux" PTE definitions.
  *
  * We keep two sets of PTEs - the hardware and the linux version.
@@ -236,11 +161,6 @@ extern void __pgd_error(const char *file, int line, unsigned long val);
 
 #ifndef __ASSEMBLY__
 
-#include <asm/domain.h>
-
-#define _PAGE_USER_TABLE       (PMD_TYPE_TABLE | PMD_BIT4 | PMD_DOMAIN(DOMAIN_USER))
-#define _PAGE_KERNEL_TABLE     (PMD_TYPE_TABLE | PMD_BIT4 | PMD_DOMAIN(DOMAIN_KERNEL))
-
 /*
  * The following macros handle the cache and bufferable bits...
  */