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authorLinus Torvalds <torvalds@linux-foundation.org>2010-03-18 17:02:35 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-18 17:02:35 -0700
commit39710479303fd3affb3e204e9a7a75cc676977b5 (patch)
tree3fff5fb412df77170883f02fc54bdbee9aba4f22 /arch/blackfin/kernel/vmlinux.lds.S
parent9d20593a722c2dab7a5ab74f5d8c9b604aca52f9 (diff)
parenteb63e5d15758d2b1e607ddd5fb861b5596629380 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/vapier/blackfin
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/vapier/blackfin: (96 commits) Blackfin: stop cleaning include/asm/asm-offsets.h Blackfin: scale calibration when cpu freq changes Blackfin: eat spurious space in asm/dpmc.h Blackfin: fix anomaly 283 handling with exact hardware error Blackfin: bf537-stamp: add example ADXL346 orientation resources Blackfin: bf537-stamp: add example AD2S1210 IIO resources Blackfin: don't support keypad wakeup from hibernate Blackfin: bf537-stamp: add example AD7416 IIO resources Blackfin: bf537-stamp: add example ADP8860 backlight/led resources Blackfin: bf537-stamp: add example AD7414 temp sensor resources Blackfin: rename AD1836 to AD183X in board files Blackfin: bf537-stamp: add example AD2S120x resources Blackfin: add support for the on-chip MAC status interrupts Blackfin: asm/page.h: pull in asm-generic headers Blackfin: mark gpio lib functions static Blackfin: bf537-stamp: add example ADAU1361 resources Blackfin: GPIO: implement to_irq handler Blackfin: bf537-stamp: add example ADP122/ADP150 power regulator resources Blackfin: bf537-stamp: add example AD2S90 resources Blackfin: bf537-stamp: add example AD5398 power regulator resources ...
Diffstat (limited to 'arch/blackfin/kernel/vmlinux.lds.S')
-rw-r--r--arch/blackfin/kernel/vmlinux.lds.S70
1 files changed, 65 insertions, 5 deletions
diff --git a/arch/blackfin/kernel/vmlinux.lds.S b/arch/blackfin/kernel/vmlinux.lds.S
index 66799e763dc..984c7817239 100644
--- a/arch/blackfin/kernel/vmlinux.lds.S
+++ b/arch/blackfin/kernel/vmlinux.lds.S
@@ -15,7 +15,12 @@ _jiffies = _jiffies_64;
SECTIONS
{
+#ifdef CONFIG_RAMKERNEL
. = CONFIG_BOOT_LOAD;
+#else
+ . = CONFIG_ROM_BASE;
+#endif
+
/* Neither the text, ro_data or bss section need to be aligned
* So pack them back to back
*/
@@ -31,6 +36,12 @@ SECTIONS
LOCK_TEXT
IRQENTRY_TEXT
KPROBES_TEXT
+#ifdef CONFIG_ROMKERNEL
+ __sinittext = .;
+ INIT_TEXT
+ __einittext = .;
+ EXIT_TEXT
+#endif
*(.text.*)
*(.fixup)
@@ -50,8 +61,14 @@ SECTIONS
/* Just in case the first read only is a 32-bit access */
RO_DATA(4)
+ __rodata_end = .;
+#ifdef CONFIG_ROMKERNEL
+ . = CONFIG_BOOT_LOAD;
+ .bss : AT(__rodata_end)
+#else
.bss :
+#endif
{
. = ALIGN(4);
___bss_start = .;
@@ -67,7 +84,11 @@ SECTIONS
___bss_stop = .;
}
+#if defined(CONFIG_ROMKERNEL)
+ .data : AT(LOADADDR(.bss) + SIZEOF(.bss))
+#else
.data :
+#endif
{
__sdata = .;
/* This gets done first, so the glob doesn't suck it in */
@@ -94,6 +115,8 @@ SECTIONS
__edata = .;
}
+ __data_lma = LOADADDR(.data);
+ __data_len = SIZEOF(.data);
/* The init section should be last, so when we free it, it goes into
* the general memory pool, and (hopefully) will decrease fragmentation
@@ -103,25 +126,58 @@ SECTIONS
. = ALIGN(PAGE_SIZE);
___init_begin = .;
+#ifdef CONFIG_RAMKERNEL
INIT_TEXT_SECTION(PAGE_SIZE)
- . = ALIGN(16);
- INIT_DATA_SECTION(16)
- PERCPU(4)
- /* we have to discard exit text and such at runtime, not link time, to
+ /* We have to discard exit text and such at runtime, not link time, to
* handle embedded cross-section references (alt instructions, bug
- * table, eh_frame, etc...)
+ * table, eh_frame, etc...). We need all of our .text up front and
+ * .data after it for PCREL call issues.
*/
.exit.text :
{
EXIT_TEXT
}
+
+ . = ALIGN(16);
+ INIT_DATA_SECTION(16)
+ PERCPU(4)
+
.exit.data :
{
EXIT_DATA
}
.text_l1 L1_CODE_START : AT(LOADADDR(.exit.data) + SIZEOF(.exit.data))
+#else
+ .init.data : AT(__data_lma + __data_len)
+ {
+ __sinitdata = .;
+ INIT_DATA
+ INIT_SETUP(16)
+ INIT_CALLS
+ CON_INITCALL
+ SECURITY_INITCALL
+ INIT_RAM_FS
+
+ . = ALIGN(4);
+ ___per_cpu_load = .;
+ ___per_cpu_start = .;
+ *(.data.percpu.first)
+ *(.data.percpu.page_aligned)
+ *(.data.percpu)
+ *(.data.percpu.shared_aligned)
+ ___per_cpu_end = .;
+
+ EXIT_DATA
+ __einitdata = .;
+ }
+ __init_data_lma = LOADADDR(.init.data);
+ __init_data_len = SIZEOF(.init.data);
+ __init_data_end = .;
+
+ .text_l1 L1_CODE_START : AT(__init_data_lma + __init_data_len)
+#endif
{
. = ALIGN(4);
__stext_l1 = .;
@@ -202,7 +258,11 @@ SECTIONS
/* Force trailing alignment of our init section so that when we
* free our init memory, we don't leave behind a partial page.
*/
+#ifdef CONFIG_RAMKERNEL
. = __l2_lma + __l2_len;
+#else
+ . = __init_data_end;
+#endif
. = ALIGN(PAGE_SIZE);
___init_end = .;