Blackfin arch: Extend sram malloc to handle L2 SRAM.

[linux-2.6-omap-h63xx.git] / arch / blackfin / kernel / vmlinux.lds.S

diff --git a/arch/blackfin/kernel/vmlinux.lds.S b/arch/blackfin/kernel/vmlinux.lds.S
index 3ecc64cab3be03231484f907ddfc20fd784be6df..0896e38d61087f1398a096cb6790d96afc4febc6 100644 (file)
--- a/arch/blackfin/kernel/vmlinux.lds.S
+++ b/arch/blackfin/kernel/vmlinux.lds.S
@@ -101,6 +101,11 @@ SECTIONS
 #if !L1_DATA_B_LENGTH
                *(.l1.data.B)
 #endif
+#ifndef L2_LENGTH
+               . = ALIGN(32);
+               *(.data_l2.cacheline_aligned)
+               *(.l2.data)
+#endif
 
                DATA_DATA
                *(.data.*)
@@ -182,13 +187,12 @@ SECTIONS
                *(.l1.data)
                __edata_l1 = .;
 
-               . = ALIGN(4);
-               __sbss_l1 = .;
-               *(.l1.bss)
-
                . = ALIGN(32);
                *(.data_l1.cacheline_aligned)
 
+               . = ALIGN(4);
+               __sbss_l1 = .;
+               *(.l1.bss)
                . = ALIGN(4);
                __ebss_l1 = .;
        }
@@ -203,11 +207,37 @@ SECTIONS
                . = ALIGN(4);
                __sbss_b_l1 = .;
                *(.l1.bss.B)
-
                . = ALIGN(4);
                __ebss_b_l1 = .;
        }
 
+#ifdef L2_LENGTH
+       __l2_lma_start = .;
+
+       .text_data_l2 L2_START : AT(LOADADDR(.data_b_l1) + SIZEOF(.data_b_l1))
+       {
+               . = ALIGN(4);
+               __stext_l2 = .;
+               *(.l1.text)
+               . = ALIGN(4);
+               __etext_l2 = .;
+
+               . = ALIGN(4);
+               __sdata_l2 = .;
+               *(.l1.data)
+               __edata_l2 = .;
+
+               . = ALIGN(32);
+               *(.data_l2.cacheline_aligned)
+
+               . = ALIGN(4);
+               __sbss_l2 = .;
+               *(.l1.bss)
+               . = ALIGN(4);
+               __ebss_l2 = .;
+       }
+#endif
+
        /* Force trailing alignment of our init section so that when we
         * free our init memory, we don't leave behind a partial page.
         */