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Diffstat (limited to 'arch/microblaze/kernel/vmlinux.lds.S')
-rw-r--r--arch/microblaze/kernel/vmlinux.lds.S123
1 files changed, 50 insertions, 73 deletions
diff --git a/arch/microblaze/kernel/vmlinux.lds.S b/arch/microblaze/kernel/vmlinux.lds.S
index 840385e5129..be9488d6973 100644
--- a/arch/microblaze/kernel/vmlinux.lds.S
+++ b/arch/microblaze/kernel/vmlinux.lds.S
@@ -8,52 +8,58 @@
* for more details.
*/
-OUTPUT_FORMAT("elf32-microblaze", "elf32-microblaze", "elf32-microblaze")
OUTPUT_ARCH(microblaze)
-ENTRY(_start)
+ENTRY(microblaze_start)
+#include <asm/page.h>
#include <asm-generic/vmlinux.lds.h>
+#include <asm/thread_info.h>
+#ifdef __MICROBLAZEEL__
+jiffies = jiffies_64;
+#else
jiffies = jiffies_64 + 4;
+#endif
SECTIONS {
- . = CONFIG_KERNEL_BASE_ADDR;
-
- .text : {
+ . = CONFIG_KERNEL_START;
+ microblaze_start = CONFIG_KERNEL_BASE_ADDR;
+ .text : AT(ADDR(.text) - LOAD_OFFSET) {
_text = . ;
_stext = . ;
- *(.text .text.*)
+ HEAD_TEXT
+ TEXT_TEXT
*(.fixup)
-
- *(.exitcall.exit)
+ EXIT_TEXT
+ EXIT_CALL
SCHED_TEXT
LOCK_TEXT
KPROBES_TEXT
+ IRQENTRY_TEXT
. = ALIGN (4) ;
_etext = . ;
}
. = ALIGN (4) ;
- _fdt_start = . ; /* place for fdt blob */
- . = . + 0x4000;
- _fdt_end = . ;
+ __fdt_blob : AT(ADDR(__fdt_blob) - LOAD_OFFSET) {
+ _fdt_start = . ; /* place for fdt blob */
+ *(__fdt_blob) ; /* Any link-placed DTB */
+ . = _fdt_start + 0x8000; /* Pad up to 32kbyte */
+ _fdt_end = . ;
+ }
. = ALIGN(16);
RODATA
- . = ALIGN(16);
- __ex_table : {
- __start___ex_table = .;
- *(__ex_table)
- __stop___ex_table = .;
- }
+ EXCEPTION_TABLE(16)
+ NOTES
/*
* sdata2 section can go anywhere, but must be word aligned
* and SDA2_BASE must point to the middle of it
*/
- .sdata2 : {
+ .sdata2 : AT(ADDR(.sdata2) - LOAD_OFFSET) {
_ssrw = .;
- . = ALIGN(4096); /* page aligned when MMU used - origin 0x8 */
+ . = ALIGN(PAGE_SIZE); /* page aligned when MMU used */
*(.sdata2)
. = ALIGN(8);
_essrw = .;
@@ -62,30 +68,17 @@ SECTIONS {
}
_sdata = . ;
- .data ALIGN (4096) : { /* page aligned when MMU used - origin 0x4 */
- *(.data)
- }
- . = ALIGN(32);
- .data.cacheline_aligned : { *(.data.cacheline_aligned) }
+ RW_DATA_SECTION(32, PAGE_SIZE, THREAD_SIZE)
_edata = . ;
- /* Reserve some low RAM for r0 based memory references */
- . = ALIGN(0x4) ;
- r0_ram = . ;
- . = . + 4096; /* a page should be enough */
-
- /* The initial task */
- . = ALIGN(8192);
- .data.init_task : { *(.data.init_task) }
-
/* Under the microblaze ABI, .sdata and .sbss must be contiguous */
. = ALIGN(8);
- .sdata : {
+ .sdata : AT(ADDR(.sdata) - LOAD_OFFSET) {
_ssro = .;
*(.sdata)
}
- .sbss : {
+ .sbss : AT(ADDR(.sbss) - LOAD_OFFSET) {
_ssbss = .;
*(.sbss)
_esbss = .;
@@ -94,70 +87,54 @@ SECTIONS {
_KERNEL_SDA_BASE_ = _ssro + (_ssro_size / 2) ;
}
+ . = ALIGN(PAGE_SIZE);
__init_begin = .;
- . = ALIGN(4096);
- .init.text : {
- _sinittext = . ;
- *(.init.text)
- *(.exit.text)
- *(.exit.data)
- _einittext = .;
- }
+ INIT_TEXT_SECTION(PAGE_SIZE)
- .init.data : { *(.init.data) }
+ .init.data : AT(ADDR(.init.data) - LOAD_OFFSET) {
+ INIT_DATA
+ }
. = ALIGN(4);
- .init.ivt : {
+ .init.ivt : AT(ADDR(.init.ivt) - LOAD_OFFSET) {
__ivt_start = .;
*(.init.ivt)
__ivt_end = .;
}
- .init.setup : {
- __setup_start = .;
- *(.init.setup)
- __setup_end = .;
+ .init.setup : AT(ADDR(.init.setup) - LOAD_OFFSET) {
+ INIT_SETUP(0)
}
- .initcall.init : {
- __initcall_start = .;
- INITCALLS
- __initcall_end = .;
+ .initcall.init : AT(ADDR(.initcall.init) - LOAD_OFFSET ) {
+ INIT_CALLS
}
- .con_initcall.init : {
- __con_initcall_start = .;
- *(.con_initcall.init)
- __con_initcall_end = .;
+ .con_initcall.init : AT(ADDR(.con_initcall.init) - LOAD_OFFSET) {
+ CON_INITCALL
}
+ SECURITY_INIT
+
__init_end_before_initramfs = .;
- .init.ramfs ALIGN(4096) : {
- __initramfs_start = .;
- *(.init.ramfs)
- __initramfs_end = .;
- . = ALIGN(4);
- LONG(0);
-/*
- * FIXME this can break initramfs for MMU.
- * Pad init.ramfs up to page boundary,
- * so that __init_end == __bss_start. This will make image.elf
- * consistent with the image.bin
- */
- /* . = ALIGN(4096); */
+ .init.ramfs : AT(ADDR(.init.ramfs) - LOAD_OFFSET) {
+ INIT_RAM_FS
}
+
__init_end = .;
- .bss ALIGN (4096) : { /* page aligned when MMU used */
+ .bss ALIGN (PAGE_SIZE) : AT(ADDR(.bss) - LOAD_OFFSET) {
+ /* page aligned when MMU used */
__bss_start = . ;
*(.bss*)
*(COMMON)
. = ALIGN (4) ;
__bss_stop = . ;
- _ebss = . ;
}
- . = ALIGN(4096);
+ . = ALIGN(PAGE_SIZE);
_end = .;
+
+ DISCARDS
}