[S390] noexec protection

[linux-2.6-omap-h63xx.git] / include / asm-s390 / setup.h

diff --git a/include/asm-s390/setup.h b/include/asm-s390/setup.h
index 4a1126d8439a0241d950f9f0c13093f458f6561e..6b68ddda39a71b73e53a1f126175963b4780a313 100644 (file)
--- a/include/asm-s390/setup.h
+++ b/include/asm-s390/setup.h
@@ -2,18 +2,19 @@
  *  include/asm-s390/setup.h
  *
  *  S390 version
- *    Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation
+ *    Copyright IBM Corp. 1999,2006
  */
 
 #ifndef _ASM_S390_SETUP_H
 #define _ASM_S390_SETUP_H
 
+#define COMMAND_LINE_SIZE      896
+
 #ifdef __KERNEL__
 
 #include <asm/types.h>
 
 #define PARMAREA               0x10400
-#define COMMAND_LINE_SIZE      896
 #define MEMORY_CHUNKS          16      /* max 0x7fff */
 #define IPL_PARMBLOCK_ORIGIN   0x2000
 
@@ -30,6 +31,29 @@
 #endif /* __s390x__ */
 #define COMMAND_LINE      ((char *)            (0x10480))
 
+#define CHUNK_READ_WRITE 0
+#define CHUNK_READ_ONLY  1
+
+struct mem_chunk {
+       unsigned long addr;
+       unsigned long size;
+       unsigned long type;
+};
+
+extern struct mem_chunk memory_chunk[];
+
+#ifdef CONFIG_S390_SWITCH_AMODE
+extern unsigned int switch_amode;
+#else
+#define switch_amode   (0)
+#endif
+
+#ifdef CONFIG_S390_EXEC_PROTECT
+extern unsigned int s390_noexec;
+#else
+#define s390_noexec    (0)
+#endif
+
 /*
  * Machine features detected in head.S
  */
@@ -39,18 +63,20 @@ extern unsigned long machine_flags;
 #define MACHINE_IS_P390                (machine_flags & 4)
 #define MACHINE_HAS_MVPG       (machine_flags & 16)
 #define MACHINE_HAS_IDTE       (machine_flags & 128)
+#define MACHINE_HAS_DIAG9C     (machine_flags & 256)
 
 #ifndef __s390x__
 #define MACHINE_HAS_IEEE       (machine_flags & 2)
 #define MACHINE_HAS_CSP                (machine_flags & 8)
 #define MACHINE_HAS_DIAG44     (1)
+#define MACHINE_HAS_MVCOS      (0)
 #else /* __s390x__ */
 #define MACHINE_HAS_IEEE       (1)
 #define MACHINE_HAS_CSP                (1)
 #define MACHINE_HAS_DIAG44     (machine_flags & 32)
+#define MACHINE_HAS_MVCOS      (machine_flags & 512)
 #endif /* __s390x__ */
 
-
 #define MACHINE_HAS_SCLP       (!MACHINE_IS_P390)
 
 /*
@@ -60,6 +86,9 @@ extern unsigned int console_mode;
 extern unsigned int console_devno;
 extern unsigned int console_irq;
 
+extern char vmhalt_cmd[];
+extern char vmpoff_cmd[];
+
 #define CONSOLE_IS_UNDEFINED   (console_mode == 0)
 #define CONSOLE_IS_SCLP                (console_mode == 1)
 #define CONSOLE_IS_3215                (console_mode == 2)
@@ -68,7 +97,6 @@ extern unsigned int console_irq;
 #define SET_CONSOLE_3215       do { console_mode = 2; } while (0)
 #define SET_CONSOLE_3270       do { console_mode = 3; } while (0)
 
-
 struct ipl_list_hdr {
        u32 len;
        u8  reserved1[3];
@@ -125,13 +153,15 @@ struct ipl_parameter_block {
 /*
  * IPL validity flags and parameters as detected in head.S
  */
-extern u32 ipl_parameter_flags;
+extern u32 ipl_flags;
 extern u16 ipl_devno;
 
 void do_reipl(void);
 
-#define IPL_DEVNO_VALID                (ipl_parameter_flags & 1)
-#define IPL_PARMBLOCK_VALID    (ipl_parameter_flags & 2)
+enum {
+       IPL_DEVNO_VALID = 1,
+       IPL_PARMBLOCK_VALID = 2,
+};
 
 #define IPL_PARMBLOCK_START    ((struct ipl_parameter_block *) \
                                 IPL_PARMBLOCK_ORIGIN)