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authorBarry Song <barry.song@analog.com>2010-01-07 04:11:17 +0000
committerMike Frysinger <vapier@gentoo.org>2010-03-09 00:30:48 -0500
commitd86bfb1600db38e8387beee0aaab4263cfd728a2 (patch)
tree95e6f3d77d6dede480d74a7a4b87f2794a5b31fe /arch/blackfin/include
parentaad16f32284030907b4f105e92e5fb534fd272bc (diff)
Blackfin: initial XIP support
Signed-off-by: Barry Song <barry.song@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'arch/blackfin/include')
-rw-r--r--arch/blackfin/include/asm/context.S10
-rw-r--r--arch/blackfin/include/asm/sections.h3
2 files changed, 13 insertions, 0 deletions
diff --git a/arch/blackfin/include/asm/context.S b/arch/blackfin/include/asm/context.S
index 5dffaf582a22..fada8e974a73 100644
--- a/arch/blackfin/include/asm/context.S
+++ b/arch/blackfin/include/asm/context.S
@@ -374,3 +374,13 @@
(R7:0, P5:0) = [SP++];
.endm
+
+.macro pseudo_long_call func:req, scratch:req
+#ifdef CONFIG_ROMKERNEL
+ \scratch\().l = \func;
+ \scratch\().h = \func;
+ call (\scratch);
+#else
+ call \func;
+#endif
+.endm
diff --git a/arch/blackfin/include/asm/sections.h b/arch/blackfin/include/asm/sections.h
index 42f6c53c59c6..14a3e66d9167 100644
--- a/arch/blackfin/include/asm/sections.h
+++ b/arch/blackfin/include/asm/sections.h
@@ -21,6 +21,9 @@ extern unsigned long memory_start, memory_end, physical_mem_end;
extern char _stext_l1[], _etext_l1[], _text_l1_lma[], __weak _text_l1_len[];
extern char _sdata_l1[], _edata_l1[], _sbss_l1[], _ebss_l1[],
_data_l1_lma[], __weak _data_l1_len[];
+#ifdef CONFIG_ROMKERNEL
+extern char _data_lma[], _data_len[], _sinitdata[], _einitdata[], _init_data_lma[], _init_data_len[];
+#endif
extern char _sdata_b_l1[], _edata_b_l1[], _sbss_b_l1[], _ebss_b_l1[],
_data_b_l1_lma[], __weak _data_b_l1_len[];
extern char _stext_l2[], _etext_l2[], _sdata_l2[], _edata_l2[],