Blackfin arch: add supporting for kgdb

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

1 files changed, 13 insertions, 8 deletions

diff --git a/arch/blackfin/include/asm/kgdb.h b/arch/blackfin/include/asm/kgdb.h
index 0f73847fd6b..26ebac6646d 100644
--- a/arch/blackfin/include/asm/kgdb.h
+++ b/arch/blackfin/include/asm/kgdb.h
@@ -124,9 +124,16 @@ enum regnames {
 /* Number of bytes of registers.  */
 #define NUMREGBYTES BFIN_NUM_REGS*4
 
-#define BREAKPOINT() asm("   EXCPT 2;");
-#define BREAK_INSTR_SIZE       2
-#define HW_BREAKPOINT_NUM               6
+static inline void arch_kgdb_breakpoint(void)
+{
+        asm("   EXCPT 2;");
+}
+#define BREAK_INSTR_SIZE        2
+#define CACHE_FLUSH_IS_SAFE     1
+#define HW_INST_WATCHPOINT_NUM  6
+#define HW_WATCHPOINT_NUM       8
+#define TYPE_INST_WATCHPOINT    0
+#define TYPE_DATA_WATCHPOINT    1
 
 /* Instruction watchpoint address control register bits mask */
 #define WPPWR           0x1
@@ -163,10 +170,11 @@ enum regnames {
 #define WPDAEN1         0x8
 #define WPDCNTEN0       0x10
 #define WPDCNTEN1       0x20
+
 #define WPDSRC0         0xc0
-#define WPDACC0         0x300
+#define WPDACC0_OFFSET  8
 #define WPDSRC1         0xc00
-#define WPDACC1         0x3000
+#define WPDACC1_OFFSET  12
 
 /* Watchpoint status register bits mask */
 #define STATIA0         0x1
@@ -178,7 +186,4 @@ enum regnames {
 #define STATDA0         0x40
 #define STATDA1         0x80
 
-extern void kgdb_print(const char *fmt, ...);
-extern void init_kgdb_uart(void);
-
 #endif