#define EJTAG_DEBUG_DM (1 << 30)
#define EJTAG_DEBUG_DBD (1 << 31)
-/* implementaion register bits */
-#define EJTAG_IMP_R3K (1 << 28)
-#define EJTAG_IMP_DINT (1 << 24)
-#define EJTAG_IMP_NODMA (1 << 14)
+/* implementation MIPS register bits.
+ * Bits marked with V20 or v2.0 mean that, this registers supported only
+ * by EJTAG v2.0. Bits marked with Lexra or BMIPS are different from the
+ * official EJATG.
+ * NOTE: Lexra or BMIPS use EJTAG v2.0 */
+
+#define EJTAG_IMP_HAS(x) (ejtag_info->impcode & (x))
+/* v2.0(Lexra) 29 - 1’b1 - Lexra Internal Trace Buffer implemented. This bit
+ * overlaps with version bit of MIPS EJTAG specification. */
+#define EJTAG_V26_IMP_R3K (1 << 28)
+/* v2.0 - 24:25 - 2’b00- No profiling support */
+#define EJTAG_V26_IMP_DINT (1 << 24)
+#define EJTAG_V20_IMP_SDBBP (1 << 23) /* 1’b1 - sdbbp is Special2 Opcode */
+#define EJTAG_IMP_ASID8 (1 << 22)
+#define EJTAG_IMP_ASID6 (1 << 21)
+#define EJTAG_V20_IMP_COMPLEX_BREAK (1 << 20) /* Complex Breaks supported*/
+#define EJTAG_V20_IMP_EADDR_NO32BIT (1 << 19) /* EJTAG_ADDR > 32 bits wide */
+#define EJTAG_V20_IMP_DCACHE_COH (1 << 18) /* DCache does keep DMA coherent */
+#define EJTAG_V20_IMP_ICACHE_COH (1 << 17) /* DCache does keep DMA coherent */
#define EJTAG_IMP_MIPS16 (1 << 16)
+#define EJTAG_IMP_NODMA (1 << 14)
+/* v2.0 - 11:13 external PC trace. Trace PC Width. */
+/* v2.0 - 8:10 external PC trace. PCST Width and DCLK Division Factor */
+#define EJTAG_V20_IMP_NOPB (1 << 7) /* no processor breaks */
+#define EJTAG_V20_IMP_NODB (1 << 6) /* no data breaks */
+#define EJTAG_V20_IMP_NOIB (1 << 5) /* no instruction breaks implemented */
+/* v2.0 - 1:4 Number of Break Channels. */
+#define EJTAG_V20_IMP_BCHANNELS_MASK 0xf
+#define EJTAG_V20_IMP_BCHANNELS_SHIFT 1
#define EJTAG_DCR_MIPS64 (1 << 0)
/* Debug Control Register DCR */
uint32_t reg9;
unsigned scan_delay;
int mode;
+ uint32_t pa_ctrl;
+ uint32_t pa_addr;
unsigned int ejtag_version;
/* Memory-Mapped Registers. This addresses are not same on different
* EJTAG versions. */
+ uint32_t debug_caps;
uint32_t ejtag_ibs_addr; /* Instruction Address Break Status */
uint32_t ejtag_iba0_addr; /* IAB channel 0 */
uint32_t ejtag_ibc_offs; /* IAB Control offset */
uint32_t ejtag_dbasid_offs; /* DAB ASID (4Kc) */
uint32_t ejtag_iba_step_size;
- uint32_t ejtag_dba_step_size; /* siez of step till next
- * *DBAn register. */
+ uint32_t ejtag_dba_step_size; /* size of step till next *DBAn register. */
};
void mips_ejtag_set_instr(struct mips_ejtag *ejtag_info,