4 files changed, 36 insertions, 2 deletions

diff --git a/include/asm-blackfin/Kbuild b/include/asm-blackfin/Kbuild
index c68e1680da01..71f8fe783258 100644
--- a/include/asm-blackfin/Kbuild
+++ b/include/asm-blackfin/Kbuild
@@ -1 +1,3 @@
 include include/asm-generic/Kbuild.asm
+
+header-y += fixed_code.h
diff --git a/include/asm-blackfin/bfin-global.h b/include/asm-blackfin/bfin-global.h
index 57f37ccdcdf1..c4d6cbbf96d4 100644
--- a/include/asm-blackfin/bfin-global.h
+++ b/include/asm-blackfin/bfin-global.h
@@ -67,6 +67,18 @@ extern void evt14_softirq(void);
 extern asmlinkage void asm_do_IRQ(unsigned int irq, struct pt_regs *regs);
 extern void bfin_gpio_interrupt_setup(int irq, int irq_pfx, int type);
 
+extern asmlinkage void finish_atomic_sections (struct pt_regs *regs);
+extern char fixed_code_start;
+extern char fixed_code_end;
+extern int atomic_xchg32(void);
+extern int atomic_cas32(void);
+extern int atomic_add32(void);
+extern int atomic_sub32(void);
+extern int atomic_ior32(void);
+extern int atomic_and32(void);
+extern int atomic_xor32(void);
+extern void sigreturn_stub(void);
+
 extern void *l1_data_A_sram_alloc(size_t);
 extern void *l1_data_B_sram_alloc(size_t);
 extern void *l1_inst_sram_alloc(size_t);
diff --git a/include/asm-blackfin/cplbinit.h b/include/asm-blackfin/cplbinit.h
index 3bad2d1e6a8c..e14ea397cdbb 100644
--- a/include/asm-blackfin/cplbinit.h
+++ b/include/asm-blackfin/cplbinit.h
@@ -101,8 +101,8 @@ struct s_cplb {
 static struct cplb_desc cplb_data[] = {
         {
                 .start = 0,
-                .end = SIZE_4K,
-                .psize = SIZE_4K,
+                .end = SIZE_1K,
+                .psize = SIZE_1K,
                 .attr = INITIAL_T | SWITCH_T | I_CPLB | D_CPLB,
                 .i_conf = SDRAM_OOPS,
                 .d_conf = SDRAM_OOPS,
diff --git a/include/asm-blackfin/fixed_code.h b/include/asm-blackfin/fixed_code.h
new file mode 100644
index 000000000000..e6df84ee1557
--- /dev/null
+++ b/include/asm-blackfin/fixed_code.h
@@ -0,0 +1,20 @@
+/* This file defines the fixed addresses where userspace programs can find
+   atomic code sequences.  */
+
+#define FIXED_CODE_START        0x400
+
+#define SIGRETURN_STUB          0x400
+
+#define ATOMIC_SEQS_START       0x410
+
+#define ATOMIC_XCHG32           0x410
+#define ATOMIC_CAS32            0x420
+#define ATOMIC_ADD32            0x430
+#define ATOMIC_SUB32            0x440
+#define ATOMIC_IOR32            0x450
+#define ATOMIC_AND32            0x460
+#define ATOMIC_XOR32            0x470
+
+#define ATOMIC_SEQS_END         0x480
+
+#define FIXED_CODE_END          0x480