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authorMike Frysinger2008-02-29 11:57:35 +0800
committerBryan Wu2008-02-29 11:57:35 +0800
commit8b07a2a1e58beb60c4a40a46251f053d64e1eb36 (patch)
tree41d1bc27b5dd1c59c9d06510e3e7792761f72642 /arch/blackfin/kernel
parent40edad3efadb3aa486c7a5452401c4de10902496 (diff)
[Blackfin] arch: handle the most common L1 shrinkage case (L1 does not exist for a part) so that any parts labeled for L1 instead get placed into external memory sections
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'arch/blackfin/kernel')
-rw-r--r--arch/blackfin/kernel/vmlinux.lds.S34
1 files changed, 27 insertions, 7 deletions
diff --git a/arch/blackfin/kernel/vmlinux.lds.S b/arch/blackfin/kernel/vmlinux.lds.S
index aed832540b3b..cb01a9de2680 100644
--- a/arch/blackfin/kernel/vmlinux.lds.S
+++ b/arch/blackfin/kernel/vmlinux.lds.S
@@ -147,44 +147,64 @@ SECTIONS
__l1_lma_start = .;
+#if L1_CODE_LENGTH
+# define LDS_L1_CODE *(.l1.text)
+#else
+# define LDS_L1_CODE
+#endif
.text_l1 L1_CODE_START : AT(LOADADDR(.init.ramfs) + SIZEOF(.init.ramfs))
{
. = ALIGN(4);
__stext_l1 = .;
- *(.l1.text)
-
+ LDS_L1_CODE
. = ALIGN(4);
__etext_l1 = .;
}
+#if L1_DATA_A_LENGTH
+# define LDS_L1_A_DATA *(.l1.data)
+# define LDS_L1_A_BSS *(.l1.bss)
+# define LDS_L1_A_CACHE *(.data_l1.cacheline_aligned)
+#else
+# define LDS_L1_A_DATA
+# define LDS_L1_A_BSS
+# define LDS_L1_A_CACHE
+#endif
.data_l1 L1_DATA_A_START : AT(LOADADDR(.text_l1) + SIZEOF(.text_l1))
{
. = ALIGN(4);
__sdata_l1 = .;
- *(.l1.data)
+ LDS_L1_A_DATA
__edata_l1 = .;
. = ALIGN(4);
__sbss_l1 = .;
- *(.l1.bss)
+ LDS_L1_A_BSS
. = ALIGN(32);
- *(.data_l1.cacheline_aligned)
+ LDS_L1_A_CACHE
. = ALIGN(4);
__ebss_l1 = .;
}
+#if L1_DATA_B_LENGTH
+# define LDS_L1_B_DATA *(.l1.data.B)
+# define LDS_L1_B_BSS *(.l1.bss.B)
+#else
+# define LDS_L1_B_DATA
+# define LDS_L1_B_BSS
+#endif
.data_b_l1 L1_DATA_B_START : AT(LOADADDR(.data_l1) + SIZEOF(.data_l1))
{
. = ALIGN(4);
__sdata_b_l1 = .;
- *(.l1.data.B)
+ LDS_L1_B_DATA
__edata_b_l1 = .;
. = ALIGN(4);
__sbss_b_l1 = .;
- *(.l1.bss.B)
+ LDS_L1_B_BSS
. = ALIGN(4);
__ebss_b_l1 = .;