diff options
Diffstat (limited to 'src/target/mips_ejtag.h')
-rw-r--r-- | src/target/mips_ejtag.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/target/mips_ejtag.h b/src/target/mips_ejtag.h index cd31d233..f5d62c10 100644 --- a/src/target/mips_ejtag.h +++ b/src/target/mips_ejtag.h @@ -26,6 +26,7 @@ #include "types.h" #include "jtag.h" +/* tap instructions */ #define EJTAG_INST_IDCODE 0x01 #define EJTAG_INST_IMPCODE 0x03 #define EJTAG_INST_ADDRESS 0x08 @@ -40,6 +41,7 @@ #define EJTAG_INST_TCBDATA 0x12 #define EJTAG_INST_BYPASS 0xFF +/* debug control register bits */ #define EJTAG_CTRL_TOF (1 << 1) #define EJTAG_CTRL_TIF (1 << 2) #define EJTAG_CTRL_BRKST (1 << 3) @@ -85,11 +87,15 @@ #define EJTAG_DEBUG_DM (1 << 30) #define EJTAG_DEBUG_DBD (1 << 31) +/* implementaion register bits */ +#define EJTAG_IMP_NODMA (1 << 14) +#define EJTAG_IMP_MIPS16 (1 << 16) + typedef struct mips_ejtag_s { int chain_pos; u32 impcode; -// int use_dma; + /*int use_dma;*/ u32 ejtag_ctrl; } mips_ejtag_t; |