Remove FSF address from GPL notices

[openocd] / src / target / mips_ejtag.c

diff --git a/src/target/mips_ejtag.c b/src/target/mips_ejtag.c
index 3457b78bde8fb4a0686b061f9aa426e2709f1777..594711fb53be06bede8400d3c48c4ee061c5aac5 100644 (file)
--- a/src/target/mips_ejtag.c
+++ b/src/target/mips_ejtag.c
@@ -17,9 +17,7 @@
  *   GNU General Public License for more details.                          *
  *                                                                         *
  *   You should have received a copy of the GNU General Public License     *
- *   along with this program; if not, write to the                         *
- *   Free Software Foundation, Inc.,                                       *
- *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.           *
+ *   along with this program.  If not, see <http://www.gnu.org/licenses/>. *
  ***************************************************************************/
 
 #ifdef HAVE_CONFIG_H
@@ -292,8 +290,8 @@ error:
 
 int mips_ejtag_exit_debug(struct mips_ejtag *ejtag_info)
 {
-       uint32_t instr = MIPS32_DRET;
-       struct pracc_queue_info ctx = {.max_code = 1, .pracc_list = &instr, .code_count = 1, .store_count = 0};
+       uint32_t pracc_list[] = {MIPS32_DRET, 0};
+       struct pracc_queue_info ctx = {.max_code = 1, .pracc_list = pracc_list, .code_count = 1, .store_count = 0};
 
        /* execute our dret instruction */
        ctx.retval = mips32_pracc_queue_exec(ejtag_info, &ctx, NULL);
@@ -341,6 +339,53 @@ static void mips_ejtag_init_mmr(struct mips_ejtag *ejtag_info)
        }
 }
 
+static void ejtag_v20_print_imp(struct mips_ejtag *ejtag_info)
+{
+       LOG_DEBUG("EJTAG v2.0: features:%s%s%s%s%s%s%s%s",
+               EJTAG_IMP_HAS(EJTAG_V20_IMP_SDBBP) ? " SDBBP_SPECIAL2" : " SDBBP",
+               EJTAG_IMP_HAS(EJTAG_V20_IMP_EADDR_NO32BIT) ? " EADDR>32bit" : " EADDR=32bit",
+               EJTAG_IMP_HAS(EJTAG_V20_IMP_COMPLEX_BREAK) ? " COMPLEX_BREAK" : "",
+               EJTAG_IMP_HAS(EJTAG_V20_IMP_DCACHE_COH) ? " DCACHE_COH" : " DCACHE_NOT_COH",
+               EJTAG_IMP_HAS(EJTAG_V20_IMP_ICACHE_COH) ? " ICACHE_COH" : " ICACHE_NOT_COH",
+               EJTAG_IMP_HAS(EJTAG_V20_IMP_NOPB) ? " noPB" : " PB",
+               EJTAG_IMP_HAS(EJTAG_V20_IMP_NODB) ? " noDB" : " DB",
+               EJTAG_IMP_HAS(EJTAG_V20_IMP_NOIB) ? " noIB" : " IB");
+       LOG_DEBUG("EJTAG v2.0: Break Channels: %" PRIu8,
+               (uint8_t)((ejtag_info->impcode >> EJTAG_V20_IMP_BCHANNELS_SHIFT) &
+               EJTAG_V20_IMP_BCHANNELS_MASK));
+}
+
+static void ejtag_v26_print_imp(struct mips_ejtag *ejtag_info)
+{
+       LOG_DEBUG("EJTAG v2.6: features:%s%s",
+               EJTAG_IMP_HAS(EJTAG_V26_IMP_R3K) ? " R3k" : " R4k",
+               EJTAG_IMP_HAS(EJTAG_V26_IMP_DINT) ? " DINT" : "");
+}
+
+static void ejtag_main_print_imp(struct mips_ejtag *ejtag_info)
+{
+       LOG_DEBUG("EJTAG main: features:%s%s%s%s%s",
+               EJTAG_IMP_HAS(EJTAG_IMP_ASID8) ? " ASID_8" : "",
+               EJTAG_IMP_HAS(EJTAG_IMP_ASID6) ? " ASID_6" : "",
+               EJTAG_IMP_HAS(EJTAG_IMP_MIPS16) ? " MIPS16" : "",
+               EJTAG_IMP_HAS(EJTAG_IMP_NODMA) ? " noDMA" : " DMA",
+               EJTAG_IMP_HAS(EJTAG_DCR_MIPS64) ? " MIPS64" : " MIPS32");
+
+       switch (ejtag_info->ejtag_version) {
+               case EJTAG_VERSION_20:
+                       ejtag_v20_print_imp(ejtag_info);
+                       break;
+               case EJTAG_VERSION_25:
+               case EJTAG_VERSION_26:
+               case EJTAG_VERSION_31:
+               case EJTAG_VERSION_41:
+               case EJTAG_VERSION_51:
+                       ejtag_v26_print_imp(ejtag_info);
+                       break;
+               default:
+                       break;
+       }
+}
 
 int mips_ejtag_init(struct mips_ejtag *ejtag_info)
 {
@@ -377,20 +422,19 @@ int mips_ejtag_init(struct mips_ejtag *ejtag_info)
                        LOG_DEBUG("EJTAG: Unknown Version Detected");
                        break;
        }
-       LOG_DEBUG("EJTAG: features:%s%s%s%s%s%s%s",
-               ejtag_info->impcode & EJTAG_IMP_R3K ? " R3k" : " R4k",
-               ejtag_info->impcode & EJTAG_IMP_DINT ? " DINT" : "",
-               ejtag_info->impcode & (1 << 22) ? " ASID_8" : "",
-               ejtag_info->impcode & (1 << 21) ? " ASID_6" : "",
-               ejtag_info->impcode & EJTAG_IMP_MIPS16 ? " MIPS16" : "",
-               ejtag_info->impcode & EJTAG_IMP_NODMA ? " noDMA" : " DMA",
-               ejtag_info->impcode & EJTAG_DCR_MIPS64  ? " MIPS64" : " MIPS32");
-
-       if ((ejtag_info->impcode & EJTAG_IMP_NODMA) == 0)
-               LOG_DEBUG("EJTAG: DMA Access Mode Support Enabled");
-
-       /* set initial state for ejtag control reg */
-       ejtag_info->ejtag_ctrl = EJTAG_CTRL_ROCC | EJTAG_CTRL_PRACC | EJTAG_CTRL_PROBEN | EJTAG_CTRL_SETDEV;
+       ejtag_main_print_imp(ejtag_info);
+
+       if ((ejtag_info->impcode & EJTAG_IMP_NODMA) == 0) {
+               LOG_DEBUG("EJTAG: DMA Access Mode detected. Disabling to "
+                         "workaround current broken code.");
+               ejtag_info->impcode |= EJTAG_IMP_NODMA;
+       }
+
+       ejtag_info->ejtag_ctrl = EJTAG_CTRL_PRACC | EJTAG_CTRL_PROBEN;
+
+       if (ejtag_info->ejtag_version != EJTAG_VERSION_20)
+               ejtag_info->ejtag_ctrl |= EJTAG_CTRL_ROCC | EJTAG_CTRL_SETDEV;
+
        ejtag_info->fast_access_save = -1;
 
        mips_ejtag_init_mmr(ejtag_info);
@@ -422,7 +466,7 @@ int mips_ejtag_fastdata_scan(struct mips_ejtag *ejtag_info, int write_t, uint32_
                fields[1].in_value = NULL;
                buf_set_u32(t, 0, 32, *data);
        } else
-               fields[1].in_value = (void *) data;
+               fields[1].in_value = (uint8_t *) data;
 
        jtag_add_dr_scan(tap, 2, fields, TAP_IDLE);