MIPS: Tracing: Add IRQENTRY_EXIT section for MIPS

[mv-sheeva.git] / arch / mips / kernel / vmlinux.lds.S

diff --git a/arch/mips/kernel/vmlinux.lds.S b/arch/mips/kernel/vmlinux.lds.S
index 1474c18fb777d13c1d07f164f50ccef1304f156b..f25df73db923a792b9debd05ba6184fca0030f41 100644 (file)
--- a/arch/mips/kernel/vmlinux.lds.S
+++ b/arch/mips/kernel/vmlinux.lds.S
@@ -1,4 +1,5 @@
 #include <asm/asm-offsets.h>
+#include <asm/page.h>
 #include <asm-generic/vmlinux.lds.h>
 
 #undef mips
@@ -9,7 +10,16 @@ PHDRS {
        text PT_LOAD FLAGS(7);  /* RWX */
        note PT_NOTE FLAGS(4);  /* R__ */
 }
-jiffies = JIFFIES;
+
+#ifdef CONFIG_32BIT
+       #ifdef CONFIG_CPU_LITTLE_ENDIAN
+               jiffies  = jiffies_64;
+       #else
+               jiffies  = jiffies_64 + 4;
+       #endif
+#else
+       jiffies  = jiffies_64;
+#endif
 
 SECTIONS
 {
@@ -28,7 +38,7 @@ SECTIONS
        /* . = 0xa800000000300000; */
        . = 0xffffffff80300000;
 #endif
-       . = LOADADDR;
+       . = VMLINUX_LOAD_ADDRESS;
        /* read-only */
        _text = .;      /* Text and read-only data */
        .text : {
@@ -36,19 +46,14 @@ SECTIONS
                SCHED_TEXT
                LOCK_TEXT
                KPROBES_TEXT
+               IRQENTRY_TEXT
                *(.text.*)
                *(.fixup)
                *(.gnu.warning)
        } :text = 0
        _etext = .;     /* End of text section */
 
-       /* Exception table */
-       . = ALIGN(16);
-       __ex_table : {
-               __start___ex_table = .;
-               *(__ex_table)
-               __stop___ex_table = .;
-       }
+       EXCEPTION_TABLE(16)
 
        /* Exception table for data bus errors */
        __dbe_table : {
@@ -65,20 +70,10 @@ SECTIONS
        /* writeable */
        .data : {       /* Data */
                . = . + DATAOFFSET;             /* for CONFIG_MAPPED_KERNEL */
-               /*
-                * This ALIGN is needed as a workaround for a bug a
-                * gcc bug upto 4.1 which limits the maximum alignment
-                * to at most 32kB and results in the following
-                * warning:
-                *
-                *  CC      arch/mips/kernel/init_task.o
-                * arch/mips/kernel/init_task.c:30: warning: alignment
-                * of ‘init_thread_union’ is greater than maximum
-                * object file alignment.  Using 32768
-                */
-               . = ALIGN(_PAGE_SIZE);
-               *(.data.init_task)
 
+               INIT_TASK_DATA(PAGE_SIZE)
+               NOSAVE_DATA
+               CACHELINE_ALIGNED_DATA(1 << CONFIG_MIPS_L1_CACHE_SHIFT)
                DATA_DATA
                CONSTRUCTORS
        }
@@ -95,51 +90,13 @@ SECTIONS
        .sdata : {
                *(.sdata)
        }
-
-       . = ALIGN(_PAGE_SIZE);
-       .data_nosave : {
-               __nosave_begin = .;
-               *(.data.nosave)
-       }
-       . = ALIGN(_PAGE_SIZE);
-       __nosave_end = .;
-
-       . = ALIGN(1 << CONFIG_MIPS_L1_CACHE_SHIFT);
-       .data.cacheline_aligned : {
-               *(.data.cacheline_aligned)
-       }
        _edata =  .;                    /* End of data section */
 
        /* will be freed after init */
-       . = ALIGN(_PAGE_SIZE);          /* Init code and data */
+       . = ALIGN(PAGE_SIZE);           /* Init code and data */
        __init_begin = .;
-       .init.text : {
-               _sinittext = .;
-               INIT_TEXT
-               _einittext = .;
-       }
-       .init.data : {
-               INIT_DATA
-       }
-       . = ALIGN(16);
-       .init.setup : {
-               __setup_start = .;
-               *(.init.setup)
-               __setup_end = .;
-       }
-
-       .initcall.init : {
-               __initcall_start = .;
-               INITCALLS
-               __initcall_end = .;
-       }
-
-       .con_initcall.init : {
-               __con_initcall_start = .;
-               *(.con_initcall.init)
-               __con_initcall_end = .;
-       }
-       SECURITY_INIT
+       INIT_TEXT_SECTION(PAGE_SIZE)
+       INIT_DATA_SECTION(16)
 
        /* .exit.text is discarded at runtime, not link time, to deal with
         * references from .rodata
@@ -150,29 +107,13 @@ SECTIONS
        .exit.data : {
                EXIT_DATA
        }
-#if defined(CONFIG_BLK_DEV_INITRD)
-       . = ALIGN(_PAGE_SIZE);
-       .init.ramfs : {
-               __initramfs_start = .;
-               *(.init.ramfs)
-               __initramfs_end = .;
-       }
-#endif
-       PERCPU(_PAGE_SIZE)
-       . = ALIGN(_PAGE_SIZE);
+
+       PERCPU(PAGE_SIZE)
+       . = ALIGN(PAGE_SIZE);
        __init_end = .;
        /* freed after init ends here */
 
-       __bss_start = .;        /* BSS */
-       .sbss  : {
-               *(.sbss)
-               *(.scommon)
-       }
-       .bss : {
-               *(.bss)
-               *(COMMON)
-       }
-       __bss_stop = .;
+       BSS_SECTION(0, 0, 0)
 
        _end = . ;