## 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 St, Fifth Floor, Boston, MA 02110-1301 USA
+## along with this program; if not, see <http://www.gnu.org/licenses/>.
##
import sigrokdecode as srd
-
-# Normal commands (CMD)
-cmd_names = {
- 0: 'GO_IDLE_STATE',
- 1: 'SEND_OP_COND',
- 6: 'SWITCH_FUNC',
- 8: 'SEND_IF_COND',
- 9: 'SEND_CSD',
- 10: 'SEND_CID',
- 12: 'STOP_TRANSMISSION',
- 13: 'SEND_STATUS',
- 16: 'SET_BLOCKLEN',
- 17: 'READ_SINGLE_BLOCK',
- 18: 'READ_MULTIPLE_BLOCK',
- 24: 'WRITE_BLOCK',
- 25: 'WRITE_MULTIPLE_BLOCK',
- 27: 'PROGRAM_CSD',
- 28: 'SET_WRITE_PROT',
- 29: 'CLR_WRITE_PROT',
- 30: 'SEND_WRITE_PROT',
- 32: 'ERASE_WR_BLK_START_ADDR',
- 33: 'ERASE_WR_BLK_END_ADDR',
- 38: 'ERASE',
- 42: 'LOCK_UNLOCK',
- 55: 'APP_CMD',
- 56: 'GEN_CMD',
- 58: 'READ_OCR',
- 59: 'CRC_ON_OFF',
- # CMD60-63: Reserved for manufacturer
-}
-
-# Application-specific commands (ACMD)
-acmd_names = {
- 13: 'SD_STATUS',
- 18: 'Reserved for SD security applications',
- 22: 'SEND_NUM_WR_BLOCKS',
- 23: 'SET_WR_BLK_ERASE_COUNT',
- 25: 'Reserved for SD security applications',
- 26: 'Reserved for SD security applications',
- 38: 'Reserved for SD security applications',
- 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',
- 51: 'SEND_SCR',
-}
+from common.sdcard import (cmd_names, acmd_names)
class Decoder(srd.Decoder):
- api_version = 2
+ api_version = 3
id = 'sdcard_spi'
name = 'SD card (SPI mode)'
longname = 'Secure Digital card (SPI mode)'
('cmd-reply', 'Commands/replies', tuple(range(134))),
)
- def __init__(self, **kwargs):
+ def __init__(self):
+ self.reset()
+
+ def reset(self):
self.state = 'IDLE'
self.ss, self.es = 0, 0
self.ss_bit, self.es_bit = 0, 0
def cmd_name(self, cmd):
c = acmd_names if self.is_acmd else cmd_names
- return c.get(cmd, 'Unknown')
+ s = c.get(cmd, 'Unknown')
+ # SD mode names for CMD32/33: ERASE_WR_BLK_{START,END}.
+ # SPI mode names for CMD32/33: ERASE_WR_BLK_{START,END}_ADDR.
+ if cmd in (32, 33):
+ s += '_ADDR'
+ return s
def handle_command_token(self, mosi, miso):
# Command tokens (6 bytes) are sent (MSB-first) by the host.