[Samsung Galaxy Player 4.0, 5.0] Ben456:
Ok, here is the info from heimdall:

Heimdall v1.3.1, Copyright (c) 2010-2011, Benjamin Dobell, Glass Echidna

This software is provided free of charge. Copying and redistribution is
encouraged.

If you appreciate this software and you would like to support future
development please consider donating:
glassechidna.com.au/donate/

Initialising connection...
Detecting device...
Claiming interface...
Attempt failed. Detaching driver...
Claiming interface again...
Setting up interface...

Checking if protocol is initialised...
Protocol is not initialised.
Initialising protocol...
Handshaking with Loke...

Beginning session...
Session begun with device of type: 0

Downloading device's PIT file...
PIT file download sucessful

Entry Count: 12
Unknown 1: 2086912
Unknown 2: 1
Unknown 3: 0
Unknown 4: 0
Unknown 5: 7703
Unknown 6: 29
Unknown 7: 63480
Unknown 8: 61

--- Entry #0 ---
Unused: No
Partition Type: 0 (RFS)
Partition Identifier: 0
Partition Flags: 0 (R)
Unknown 1: 0
Partition Block Size: 256
Partition Block Count: 1
Unknown 2: 6684783
Unknown 3: 2097268
Partition Name: IBL+PBL
Filename: boot.bin

--- Entry #1 ---
Unused: No
Partition Type: 0 (RFS)
Partition Identifier: 1
Partition Flags: 0 (R)
Unknown 1: 0
Partition Block Size: 256
Partition Block Count: 1
Unknown 2: 0
Unknown 3: 0
Partition Name: PIT
Filename:

--- Entry #2 ---
Unused: No
Partition Type: 0 (RFS)
Partition Identifier: 20
Partition Flags: 2 (R/W)
Unknown 1: 0
Partition Block Size: 256
Partition Block Count: 40
Unknown 2: 0
Unknown 3: 0
Partition Name: EFS
Filename: efs.rfs

--- Entry #3 ---
Unused: No
Partition Type: 0 (RFS)
Partition Identifier: 3
Partition Flags: 0 (R)
Unknown 1: 0
Partition Block Size: 256
Partition Block Count: 5
Unknown 2: 0
Unknown 3: 0
Partition Name: SBL
Filename: sbl.bin

--- Entry #4 ---
Unused: No
Partition Type: 0 (RFS)
Partition Identifier: 4
Partition Flags: 0 (R)
Unknown 1: 0
Partition Block Size: 256
Partition Block Count: 5
Unknown 2: 0
Unknown 3: 0
Partition Name: SBL2
Filename: sbl.bin

--- Entry #5 ---
Unused: No
Partition Type: 0 (RFS)
Partition Identifier: 21
Partition Flags: 2 (R/W)
Unknown 1: 0
Partition Block Size: 256
Partition Block Count: 20
Unknown 2: 0
Unknown 3: 0
Partition Name: PARAM
Filename: param.lfs

--- Entry #6 ---
Unused: No
Partition Type: 0 (RFS)
Partition Identifier: 6
Partition Flags: 0 (R)
Unknown 1: 0
Partition Block Size: 256
Partition Block Count: 30
Unknown 2: 0
Unknown 3: 0
Partition Name: KERNEL
Filename: zImage

--- Entry #7 ---
Unused: No
Partition Type: 0 (RFS)
Partition Identifier: 7
Partition Flags: 0 (R)
Unknown 1: 0
Partition Block Size: 256
Partition Block Count: 30
Unknown 2: 0
Unknown 3: 0
Partition Name: RECOVERY
Filename: zImage

--- Entry #8 ---
Unused: No
Partition Type: 0 (RFS)
Partition Identifier: 22
Partition Flags: 2 (R/W)
Unknown 1: 0
Partition Block Size: 256
Partition Block Count: 1160
Unknown 2: 0
Unknown 3: 0
Partition Name: FACTORYFS
Filename: factoryfs.rfs

--- Entry #9 ---
Unused: No
Partition Type: 0 (RFS)
Partition Identifier: 23
Partition Flags: 2 (R/W)
Unknown 1: 0
Partition Block Size: 256
Partition Block Count: 536
Unknown 2: 0
Unknown 3: 0
Partition Name: DBDATAFS
Filename: dbdata.rfs

--- Entry #10 ---
Unused: No
Partition Type: 0 (RFS)
Partition Identifier: 24
Partition Flags: 2 (R/W)
Unknown 1: 0
Partition Block Size: 256
Partition Block Count: 176
Unknown 2: 0
Unknown 3: 0
Partition Name: CACHE
Filename: cache.rfs

--- Entry #11 ---
Unused: No
Partition Type: 2 (EXT4)
Partition Identifier: 0
Partition Flags: 1 (R)
Unknown 1: 0
Partition Block Size: 0
Partition Block Count: 0
Unknown 2: 0
Unknown 3: 0
Partition Name: MOVINAND
Filename: movinand.mst

Ending session...
Rebooting device...
Re-attaching kernel driver...