Replicant

h1. Galaxy S II (GT-I9100)

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|/9. !galaxys2.png! | *Device* | Galaxy S II (GT-I9100) |

| *Manufacturer* | Samsung |

| *Release date* | May 2011 |

| *Codename* | @i9100@ |

| *Status* | Maintained |

| *Variants* | GSM: GT-I9100 |

| *Latest images* | [[ReplicantImages#Replicant-60-0003-images|Replicant 6.0 0003]] |

h2. Replicant status

[[ReplicantStatus#Replicant-60|Replicant 6.0 status]]

h2. Replicant installation

To install Replicant on the Galaxy S II (GT-I9100), see the [[RecoveryInstallationWithHeimdall]] and [[MinorVersionUpgrade]] wiki pages.

h2. Replicant usage

* [[GalaxyS2I9100CompassCalibration|Galaxy S 2 (I9100) compass calibration]]

h2. Replicant build

[[GalaxyS2I9100Build|Galaxy S 2 (I9100) build]]

h2. Replicant development

* [[GalaxyS2I9100Serial|Galaxy S 2 (I9100) serial]]

* If you don't have the device and need a quick test, see the [[People]] page for a list of people having a Galaxy SII (GT-I9100)

* If you already have substantial Replicant contributions, and you need a Galaxy SII (GT-I9100), we could ship one to you

h2. Freedom and privacy/security issues

Galaxy S 2 (I9100) freedom issues:

* Proprietary hardware

* Proprietary firmwares, some of which are [[GalaxyS2I9100LoadedFirmwares|firmwares loaded by the system]]

* Proprietary modem system

* Proprietary bootrom

* Proprietary and signed [[I9100Bootloader/|bootloader]]

[[GalaxyS2I9100PrivacySecurityIssues|Galaxy S 2 (I9100) Privacy/security issues]]

h2. Research

h3. Hardware table

|_. Component |_. Name |_. Source |_. Status |

| SoC | Samsung Exynos 4210 | Linux kernel | Linux kernel support |

| GPU | Mali 400 | https://secure.wikimedia.org/wikipedia/en/wiki/Exynos | Linux kernel support, proprietary userspace |

| Audio Codec | Yamaha MC1N2 | Linux kernel | Linux kernel support (ALSA), free userspace: Yamaha-MC1N2-Audio/Tinyalsa-Audio |

| Modem | XMM6260 | Linux kernel | Free userspace implementation: [[Samsung-RIL]]/[[libsamsung-ipc]] |

| Wi-Fi | BCM4330 | Linux kernel | Linux kernel support, proprietary loaded firmware |

| Bluetooth | BCM4330 | Linux kernel | Linux kernel support, proprietary loaded firmware |

| NFC | PN544 | Linux kernel | Linux kernel support |

| GPS | GSD4t | http://www.csr.com/news/pr/release/455/en | Proprietary userspace, no free implementation: [[GSD4t]] |

| Accelerometer | K3DH | Linux kernel | Linux kernel support, free userspace |

| Compass | AKM8975 | Kernel sources | Linux kernel support, free userspace |

| Light | Capella CM3663 | Linux kernel support, free userspace | |

| Proximity | Capella CM3663 | Linux kernel support, free userspace | |

| FM Radio | SI4709 | Linux kernel | Linux kernel support |

| Camera (back) | Fujitsu M5MO | Linux kernel support, free userspace | |

| Camera (front) | Samsung S5K5BAFX | Linux kernel support, free userspace | |

| Touchscreen | Atmel MXT224 | Linux kernel support | |

| Display | LD9040 | Linux kernel support | |

| Power Management IC (PMIC) | Maxim MAX8997 | Kernel sources | Linux kernel support |

h3. Software Configuration

* [[GalaxyS2I9100Pit]]: Galaxy SII (GT-I9100) PIT (a partition table)

h4. Partitions

WARNING some content may not be the same on your device

|_. PIT     |_. Linux name |_. block device |_. mount point           |_. partition type |_. Description                                                    |_. size or size@location for 16G eMMC |

| GANG      |\3. No visible under Replicant 6.0                       |                  | EMMC related?                                                    |                                      |

| BOOT      |\3. No visible under Replicant 6.0                       |                  | Bootloader related?                                              |                                      |

| EFS       | EFS          | mmcblk0p1      | /efs                    | ext4             | modem data partition ([[GT-I9100EFSContent|content]])            | 20 MiB                               |

| SBL1      | SBL1         | mmcblk0p2      | None                    |                  | Bootloader related?                                              |                                      |

| SBL2      | SBL2         | mmcblk0p3      | None                    |                  | Bootloader related?                                              |                                      |

| PARAM     | PARAM        | mmcblk0p4      | None                    |                  | ?                                                                |                                      |

| KERNEL    | KERNEL       | mmcblk0p5      | None                    | zImage           | boot partition, See [[IsorecRecoveryIssue]] for more details     | 8 MiB                                |

| RECOVERY  | RECOVERY     | mmcblk0p6      | None                    |                  | recovery partition, See [[IsorecRecoveryIssue]] for more details | 8 MiB                                |

| CACHE     | CACHE        | mmcblk0p7      | /cache                  | ext4             | Android cache partition                                          | 100 MiB                              |

| MODEM     | MODEM        | mmcblk0p8      | None                    |                  | modem firmware partition                                         | 16 MiB                               |

| FACTORYFS | FACTORYFS    | mmcblk0p9      | /system                 | ext4             | Android system partition                                         | 512 MiB                              |

| DATAFS    | DATAFS       | mmcblk0p10     | /data                   | ext4             | Android application data                                         | 2 GiB                                |

| UMS       | UMS          | mmcblk0p11     | /mnt/media_rw/xxxx-xxxx | vfat             | user data (music, pictures, etc)                                 |                                      |

| HIDDEN    | HIDDEN       | mmcblk0p12     | /preload                | ext4             | [[GTI9100preloadPartition|contains some data, and Samsung APK]]  | 512 MiB                              |

fstab: 

* "Replicant 6.0":https://git.replicant.us/replicant/device_samsung_galaxys2-common/tree/rootdir/fstab.smdk4210?h=replicant-6.0

h3. References

* "Galaxy S 2 (I9100) Service Manual and Schematics":http://www.cpkb.org/wiki/Samsung_GT-I9100_Galaxy_S_II_service_manual

* "Exynos 4210 User Manual":http://www.samsung.com/global/business/semiconductor/file/product/Pulbicmanual_Exynos_4_Dual_45nm_Ver00-2.pdf

*These documents are the propriety of Samsung Electronics and are not hosted by the Replicant project.*

h3. See also

* "The Samsung_Galaxy_SII_(samsung-i9100) page":https://wiki.postmarketos.org/wiki/Samsung_Galaxy_SII_(samsung-i9100) on the PostmarketOS wiki. It has many informations on upstreaming and u-boot.