Add support for eMMC decode

decoders/common/emmc/__init__.py

@@ -0,0 +1,20 @@
+##
+## This file is part of the libsigrokdecode project.
+##
+## Copyright (C) 2012-2014 Uwe Hermann <[email protected]>
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 2 of the License, or
+## (at your option) any later version.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+## 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, see <http://www.gnu.org/licenses/>.
+##
+
+from .mod import *

decoders/common/emmc/mod.py

@@ -0,0 +1,164 @@
+##
+## This file is part of the libsigrokdecode project.
+##
+## Copyright (C) 2012-2014 Uwe Hermann <[email protected]>
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 2 of the License, or
+## (at your option) any later version.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+## 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, see <http://www.gnu.org/licenses/>.
+##
+
+# Normal commands (CMD)
+# Unlisted items are 'Reserved' as per SD spec. The 'Unknown' items don't
+# seem to be mentioned in the spec, but aren't marked as reserved either.
+cmd_names = {
+    0:  'GO_IDLE_STATE',
+    1:  'SEND_OP_COND',
+    2:  'ALL_SEND_CID',
+    3:  'SET_RELATIVE_ADDR',
+    4:  'SET_DSR',
+    5:  'SLEEP_AWAKE', # SDIO-only
+    6:  'SWITCH',
+    7:  'SELECT/DESELECT_CARD',
+    8:  'SEND_EXT_CSD',
+    9:  'SEND_CSD',
+    10: 'SEND_CID',
+    11: 'OBSOLETE',
+    12: 'STOP_TRANSMISSION',
+    13: 'SEND_STATUS',
+    14: 'BUSTEST_R',
+    15: 'GO_INACTIVE_STATE',
+    16: 'SET_BLOCKLEN',
+    17: 'READ_SINGLE_BLOCK',
+    18: 'READ_MULTIPLE_BLOCK',
+    19: 'BUSTEST_W',
+    20: 'OBSOLETE',
+    21: 'SEND_TUNING_BLOCK',
+    # 22: Reserved
+    23: 'SET_BLOCK_COUNT',
+    24: 'WRITE_BLOCK',
+    25: 'WRITE_MULTIPLE_BLOCK',
+    26: 'PROGRAM_CID',
+    27: 'PROGRAM_CSD',
+    28: 'SET_WRITE_PROT',
+    29: 'CLR_WRITE_PROT',
+    30: 'SEND_WRITE_PROT',
+    31: 'SEND_WRITE_PROT_TYPE',
+    # 32-34: Reserved for backwards compatibility
+    35: 'ERASE_GROUP_START',
+    36: 'ERASE_GROUP_END',
+    # 37: Reserved
+    38: 'ERASE',
+    39: 'FAST_IO',
+    40: 'GO_IRQ_STATE',
+    # 41: Reserved
+    42: 'LOCK_UNLOCK',
+    # 43: Reserved
+    44: 'QUEUED_TASK_PARAMS',
+    45: 'QUEUED_TASK_ADDRESS',
+    46: 'EXECUTE_READ_TASK',
+    47: 'EXECUTE_WRITE_TASK',
+    48: 'CMDQ_TASK_MGMT',
+    49: 'SET_TIME',
+    # 50-52: Reserved
+    53: 'PROTOCOL_RD', # SDIO-only
+    54: 'PROTOCOL_WR',
+    55: 'APP_CMD',
+    56: 'GEN_CMD',
+    # 57-59: Reserved
+    60: 'Reserved for manufacturer',
+    61: 'Reserved for manufacturer',
+    62: 'Reserved for manufacturer',
+    63: 'Reserved for manufacturer',
+}
+
+# These are copy-paste from the sdcard_sd decoder
+# TODO: Find how they are specified in the eMMC 5.1 spec
+#
+# Application-specific commands (ACMD)
+# Unlisted items are 'Reserved' as per SD spec. The 'Unknown' items don't
+# seem to be mentioned in the spec, but aren't marked as reserved either.
+acmd_names = {
+    # 1-5: Reserved
+    6:  'SET_BUS_WIDTH',
+    # 7-12: Reserved
+    13: 'SD_STATUS',
+    14: 'Reserved for Security Application',
+    15: 'Reserved for Security Application',
+    16: 'Reserved for Security Application',
+    # 17: Reserved
+    18: 'Reserved for SD security applications',
+    # 19-21: Reserved
+    22: 'SEND_NUM_WR_BLOCKS',
+    23: 'SET_WR_BLK_ERASE_COUNT',
+    # 24: Reserved
+    25: 'Reserved for SD security applications',
+    26: 'Reserved for SD security applications',
+    27: 'Reserved for security specification',
+    28: 'Reserved for security specification',
+    # 29: Reserved
+    30: 'Reserved for security specification',
+    31: 'Reserved for security specification',
+    32: 'Reserved for security specification',
+    33: 'Reserved for security specification',
+    34: 'Reserved for security specification',
+    35: 'Reserved for security specification',
+    # 36-37: Reserved
+    38: 'Reserved for SD security applications',
+    # 39-40: Reserved
+    41: 'SD_SEND_OP_COND',
+    42: 'SET_CLR_CARD_DETECT',
+    43: 'Reserved for SD security applications',
+    44: 'Reserved for SD security applications',
+    45: 'Reserved for SD security applications',
+    46: 'Reserved for SD security applications',
+    47: 'Reserved for SD security applications',
+    48: 'Reserved for SD security applications',
+    49: 'Reserved for SD security applications',
+    50: 'Unknown',
+    51: 'SEND_SCR',
+    52: 'Reserved for security specification',
+    53: 'Reserved for security specification',
+    54: 'Reserved for security specification',
+    55: 'Non-existant', # Doesn't exist (equivalent to CMD55)
+    56: 'Reserved for security specification',
+    57: 'Reserved for security specification',
+    58: 'Reserved for security specification',
+    59: 'Reserved for security specification',
+    60: 'Unknown',
+    61: 'Unknown',
+    62: 'Unknown',
+    63: 'Unknown',
+}
+
+accepted_voltages = {
+    0b0001: '2.7-3.6V',
+    0b0010: 'reserved for low voltage range',
+    0b0100: 'reserved',
+    0b1000: 'reserved',
+    # All other values: "not defined".
+}
+
+device_current_state = {
+    0: 'Idle',
+    1: 'Ready',
+    2: 'Ident',
+    3: 'Stby',
+    4: 'Tran',
+    5: 'Data',
+    6: 'Rcv',
+    7: 'Prg',
+    8: 'Dis',
+    9: 'Btst',
+    10: 'Slp',
+    #11-15: 'reserved',
+}

decoders/emmc_sd/__init__.py

@@ -0,0 +1,24 @@
+##
+## This file is part of the libsigrokdecode project.
+##
+## Copyright (C) 2015 Uwe Hermann <[email protected]>
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 2 of the License, or
+## (at your option) any later version.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+## 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, see <http://www.gnu.org/licenses/>.
+##
+
+'''
+SD card (SD mode) low-level protocol decoder.
+'''
+
+from .pd import Decoder