Albin profile
- 1. ALBIN B Mobile: +91-9663387248 Email: [email protected] Professional Summary Hands on Experience in Linux Device Driver Design & Development Hands on Experience in Android Linux Kernel, Device Drivers and Boot Loader Hands on Experience in Diagnostics Software Development in QNX RTOS Expertise in Driver Development in QNX RTOS Hands on Experience in Windows Device Driver Development Sound knowledge and Experience in C and C++ Programming Experienced in Device driver development kit in 2000DDK, XPDDK Experienced and holding knowledge on Windows Driver Model (WDM) Have sound knowledge and experienced in USBD & HCD Layering of Drivers in Red Hat Linux 9.0 Hold Experience and sound knowledge in PCI, USB1.1, USB2.0, WUSB, USB3.0, USBC with PD and I2C protocols Hands on Experience and Knowledge in List Processors such as OHCI, EHCI and WHCI Hands on Experience and Knowledge in EHOST & POSTS device Good knowledge of operating system concepts Knowledge of Application development in MFC, SDK Proficient in designing LLD and DTP Work Experience 1. Current Employer : Intel Technology India (P) Ltd Designation : Senior Software Engineer Period : 21st Mar 2012 to till date 2. Employer : L&T Infotech Designation : Senior Software Engineer Period : 15th Jan 2010 to 21st Mar 2012 3. Employer : HCL Technologies Ltd Designation : Member Technical Staff Period : 6th May 2008 to 13th Jan 2010 4. Employer : Vinchip Systems Pvt. Ltd Designation : Software Engineer Period : 30th Aug 2006 to 5th May 2008
- 2. Technical and Domain Proficiency Operating System Red Hat Linux 9.0, Android-2.0 to Android-4.x, QNX Neutrino OS (RTOS) 6.4, CentOS, Ubuntu, Windows 98 and XP Hardware Platform Intel Mobile platform, S5PV210(Samsung Orion), S5PV11x(Samsung), MSM7627(Qualcomm), MIMAS, EMMA, PowerPC (MPC8568, MPC8572) and Intel x86 Compiler GCC, G++, QCC, VC++ Skill Sets ANSI C, C++, Linux Device Driver, Linux Kernel Programming in Android OS, QNX (RTOS) Device Driver and Diagnostics Software, Windows Device Driver, Assembly Language and basic shell & python scripting Protocol Standards USB, PCI, WUSB, I2C Handset Projects Intel Medfield, Clover trail, Merrifield, Bay trail, Moorefield Phone/Tablet, Samsung SPH-D710 (Galaxy S2), Samsung SCH-R915, Samsung SWD-S500 Tools and Utilities USB Protocol Analyzer, Trace32 JTAG Debugger, Power Monitor, Android SDK, Perforce, Ram dump tool, QNX Momentics IDE Version 6.4, NTDDK, Win Debugger, Source Insight, Visual paradigm, Debug View, USB View, Processors PowerPC and x86 Project Profile EXPERIENCE IN ANDROID MOBILE/TABLET IN INTEL PLATFORM ENERGY MANAGEMENT MODUELS IN INTEL PHONES/TABLETS: Client : XOLO, ORANGE, LENOVA, ACER, ASUS Duration : Mar 2012 to till data Environment : Android ICS, KK, JB, L-desert and M-desert Processor : Merrifield, Moorefield, Cherritrail and Cherritrail HR15 Tools : Android SDK, GIT Description : Powered by the Intel® Atom™ processor, the power of a phone/tablet and the flexibility of a 3G/LTE/Wifi smartphone for uncompromised mobile experiences with more responsiveness and longer-lasting battery life with low power and high performance. Here Energy Management Module includes Battery, Charging (Host mode and Device mode with USBC), BCU and Thermal features. Responsibility: • Understanding hardware specification • Developing test suite, integration document • Contributing to SAS, HLD and Design • Device Driver Development and enhancing the new features (companion charging, USBC PD, PR (Power Role) SWAP, DR (Data Role) Swap and Vconn Swap. • Leading UCI, Peak Current Optimization and BCU module activities • Identifying bugs, fixing in EM domain and also work with stakeholder to resolve other issues. • Research, Analysis, development and optimization
- 3. EXPERIENCE IN ANDROID PDA Blade Tablet TI OMAP-4430 ANDROID BLADE TABLET PROJECT: Client : Toshiba Duration : Dec 2011 to Mar 2012 Environment : Android ICS Processor : OMAP-4430 & OMAP-4460 (TI) Tools : Android SDK, GIT Description : TI OMAP Tablet is a 3G Android PDA from TI to Toshiba, Japan. This device uses OMAP-4430 TI chipset; it is an ARM Cortex-A9 core processor operates at 1GHZ. It has the Wi-Fi, Bluetooth and USB interfaces. Responsibility: • Understanding hardware specification and code Analysis • Bug fixing, unit testing and verification. EXPERIENCE IN ANDROID SMART PHONE AT ONSITE SAMSUNG SCH-R915 MOBILE PROJECT: Client : Samsung Electronics, Suwon, South Korea Duration : Sep 2011 to Oct 2011 Environment : Android Gingerbread Processor : S5PC111 (Samsung) Tools : USB Analyzer, JTAG Trace32 Debugger, Android SDK, Perforce & RDX tool Description : Samsung SCH-R915 project is a 3G Android smart phone from Samsung. This device uses C11x Samsung chipset; it is an ARM Cortex-A8 core processor operates at 600MHz to 1GHZ. It has the Wi-Fi, Bluetooth and USB interfaces. Responsibility: • Understanding hardware specification and code Analysis • Worked in RTC, FSA switch, sensors, battery charge and fuel gauge drivers • Worked in sleep current issues and reducing power consumption of device in Wifi, cdma and Bluetooth environment • Issue fixing in USB, qwerty keypad, DPRAM, power on/off battery charging, fuel gauge and sleep current. • Kernel Integration, Factory test and Unit testing. SAMSUNG GALAXY S2(SPH-D710) MOBILE PROJECT: Client : Samsung Electronics, Suwon, South Korea Duration : Dec 2010 to Aug 2011 Environment : Android Gingerbread Processor : S5PC210 (Samsung) Tools : USB Analyzer, JTAG Trace32 Debugger, Android SDK, Perforce & RDX tool Description : Samsung SPH-D710 project is an Android smart phone (Samsung Galaxy S2) from Samsung. This device uses S5PC210 Samsung chipset; ARM Cortex-A9
- 4. Dual core CPU operates at 1.2GHz. It has the Wimax, Wi-Fi, Bluetooth and USB interfaces. Responsibility: • Device driver porting for USB HUB(USB3803) in boot loader and kernel • Device driver porting for LED in kernel • GPIO settings in boot loader and kernel • Solving issues in USB, micro usb switch, LED, cypress touch keys, battery charging, fuel gauge, motor intensity, sleep, usb download and DPRAM • Source code maintenance & Unit testing. SAMSUNG SWD-S500 MOBILE PROJECT: Client : Samsung Electronics, Suwon, South Korea Duration : May 2010 to Nov 2010 Environment : Android Éclair Processor : MSM7627 (Qualcomm) Tools : Power Monitor, Android SDK, Perforce & Ram dump tool Description : Samsung Quattro project is a 4G Android smart phone from Samsung. This device uses MSM7627 Qualcomm chipset; it is an ARM11 processor operates at 600 MHz It has the Wimax, Wi-Fi, Bluetooth and USB interfaces. Responsibility: • Requirement gathering and Analysis • Worked in RTC, FSA switch, sensors, battery charge and fuel gauge drivers • Worked in sleep current issues and reducing power consumption of device in Wimax, Wifi, cdma and Bluetooth environment • Issue fixing in USB, qwerty keypad, Date & time, power on/off battery charging, fuel gauge and sleep current. • Kernel Integration, Factory test and Unit testing. LTE UE STATCK PORTING PORTING LTE UE STACK FROM LINUX TO ANDROID Client : L&T Internal Duration : Jan 2010 to April 2010 Environment : Linux – 2.6.29, Android Processor : OMAP 3530 Tools : GCC, G++, Android SDK Description : This project is porting the LTE UE(User Equipment) stack from the Linux to Android for the OMAP 3530 board. LTE UE stack is a LTE protocol stack for User Equipment (UE) terminals. It consists of a fully optimized Layer 2, Layer 3 and NAS LTE protocol software enabling the highest uplink and downlink data rates. Responsibility: • Requirement gathering and Analysis • Understanding Android architecture and Kernel modules • Porting LTE UE stack from Linux to Android and unit testing. DTV SOFTWARE DEVELOPMENT
- 5. WIFI SUPPORT FOR SONY DTV: Client : SONY Duration : Sep 2009 to Jan 2010 Environment : CentOS (Red Hat Linux 9.0 Flavor) Processor : EMMA and MIMAS Tools : GCC, G++, python scripting, ath shell (Atheros Shell) Description : SONY DTV (Digital Television) is a next generation system for transmitting, receiving and viewing higher quality television images and stereo audio. It will support different technologies like PTP, DLNA, IPTV, TVPS, USB service (Mass storage) and Wi-Fi. I worked for the following in Wi-Fi support of DTV. Responsibility: • Requirement gathering from client • Analyzing Atheros Wi-Fi driver source code and creating sequence diagram for every command flow • Unit testing for Wi-Fi connectivity & commands initiated from Atheros shell. RUNNIG AVGCP ON LINUX PC: Client : SONY Duration : July 2009 to Aug 2010 Environment : CentOS (Red Hat Linux 9.0 Flavor) Processor : EMMA and MIMAS Tools : GCC, G++ and python scripting Description : In this project AVGCP will run on the PC environment without the DTV hardware. So we created the dummy chassis controller (DTV hardware) functionality in the DTV software stack and tested the functionality of the AVGCP. Responsibility: • Requirement gathering from client • Deep understanding and analyzing AVGCP and Chassis Controller software stack • Developing dummy chassis controller in software • Unit testing the AVGCP using the dummy chassis controller. EXPERIENCE IN QNX RTOS DIAGNOSTIC SOFTWARE DEVELOPMENT DIAGNOSTIC SOFTWARE FOR DEVICES: Client : NEC, Celestica Duration : May 2008 to June 2009 Environment : QNX - RTOS Processor : PowerPC (MPC8568, MPC8572) Tools : Power QNX Momentics IDE Version 6.4 Description : This is Test Software to diagnosis devices on the Board. The Diagnostic software is used to test the each device’s register Read/Write Operation and testing the each and every interface of the devices. Basically this Diagnostic software acts as a user lever Test Application. This software gives interface between the user and Device via Device Driver of the Specific Device. This will get the inputs from the user via the command prompt or CLI Shell prompt. Devices:
- 6. o CPLD o DDR2 RAM o Flash Devices o FPGA’s o GPIO o I2C o MDIO/MDC o PCI/PCIe o RTC o Tpack Switching Device o Enigma Switching Device & Fabric Manager Responsibility: • Requirement gathering and understanding hardware specifications • Preparing LLD and DTP documents and getting approval from client • Developing software and code review for the above devices in • Unit testing for all the above devices in CPU SUB, SWITCH CARD, LINE CARD and NODE CONTROLLER using shell. EXPERIENCE IN LINUX AND WINDOWS DEVICE DRIVER DEVELOPMENT CONFIGURING OUR WUSB DEVICE AS WUSB MASS STORAGE DEVICE Client : Runcom Duration : Mar 2008 to May 2008 Environment : Red Hat Linux 9.0 and Windows 2000/XP Processor : x86 Tools : GCC, Win Debugger, USB Analyzer and NTDDK Description : This driver configures our WUSB device as a WUSB Mass storage device. This will receive the requests from WHCI via UWB and send the notifications to the host. Then do the mutual authentication between them and enumerate the device. After successful completion of enumeration it handles all standard request and class specific request from the WUSB host. This driver decodes the Command Block Wrapper (CBW) and transfers information in either direction and completes the request with appropriate Command Status Wrapper (CSW). It supports all mandatory commands and other optional commands. Responsibility: • Requirement gathering and understanding hardware specifications • Developing the driver and unit testing • Modifying the features in driver according to the client requirement. DEVICE DRIVER FOR WHCI CARD Client : Runcom Duration : Dec 2007 to Feb 2008 Environment : Red Hat Linux 9.0 and Windows 2000/XP Processor : x86 Tools : GCC, Win Debugger, USB Analyzer and NTDDK Description : This is a Device Driver for WHCI card for Linux and Windows. It performs PCI Enumeration for detecting the card (WEHCI). This driver handles the interrupt from the card for detecting various events like connect/disconnect and transfer completion etc. Then the host sends the Events to the UWB channel. If it found
- 7. any devices in the cluster it will receive the notifications form the corresponding device. If the WHCI get any notifications, do the mutual authentication with that device and do enumeration. Once the device is initialized, data structures are framed for performing transactions to and from the WUSB device (like Get Descriptor, Set Address, Get Configuration descriptor, set configuration and Bulk transfers). Responsibility: • Requirement gathering and understanding hardware specifications • Developing the driver and unit testing • Modifying the features in driver according to the client requirement. DRIVER STACK FOR USB2.0 EMBEDDED HOST CONTROLLER Client : Pictologic Inc. Duration : Sep 2007 to Nov 2007 Environment : Red Hat Linux 9.0 and Windows 2000/XP Processor : x86 Tools : GCC, Win Debugger, USB Analyzer and NTDDK Description : This driver is developed for 2.0 embedded host controllers with support to targeted peripheral list such as printer, hub and mass storage devices. This driver schedules transaction from the client by programming the transfer specific registers and updates the completion status. Responsibility: • Requirement gathering and understanding hardware specifications • Developing the driver and unit testing • Modifying the features in driver according to the client requirement. DEVICE DRIVER FOR USB2.0 DEVICE CONTROLLER Client : Biforst Technologies Inc. Duration : Jun 2007 to Aug 2007 Environment : Red Hat Linux 9.0 and Windows 2000/XP Processor : x86 Tools : GCC, Win Debugger, USB Analyzer and NTDDK Description : This is a device driver for USB 2.0 device controller with PCI backend on Linux and Windows. These drivers handles the USB requests from the host, manages bulk, interrupt and isochronous transfers. These drivers also enable high bandwidth supports for isochronous endpoints. An application was developed to implement Remote Wakeup. Responsibility: • Requirement gathering and understanding hardware specifications • Developing the driver and unit testing • Modifying the features in driver according to the client requirement. DEVICE DRIVER FOR OHCI and EHCI CARD Client : Biforst Technologies Inc. Duration : Jan 2007 to May 2007 Environment : Red Hat Linux 9.0 and Windows 2000/XP
- 8. Processor : x86 Tools : GCC, Win Debugger, USB Analyzer and NTDDK Description : This is a Device Driver for OHCI & EHCI card for Linux and Windows. It performs PCI Enumeration for detecting the card (OHCI & EHCI). This driver handles the interrupt from the card for detecting various events like connect/disconnect and transfer completion etc. Once the device is initialized, data structures are framed for performing transactions to and from the USB device (like Get Descriptor, Set Address, Get Configuration descriptor, set configuration, bulk transfers, interrupt transfer and isochronous transfers). Responsibility: • Requirement gathering and understanding hardware specifications • Developing the driver and unit testing • Modifying the features in driver according to the client requirement. LAYERED DRIVER Duration : Nov 2006 to Dec 2006 Environment : Windows 2000/XP Processor : x86 Tools : GCC, NTDDK and Win Debugger Description : This is a layered driver for POSTS device. This driver creates two child devices which are loaded above the POSTS driver. One child device receives data from Bulk OUT endpoint and another child device sends data to Bulk IN endpoint. This layered driver will perform the bulk loop back. Responsibility: • Requirement gathering and understanding hardware specifications • Developing the driver and unit testing • Modifying the features in driver according to the client requirement. ANALYZED STANDARD DRIVER CODES: Duration : Aug 2006 to Oct 2006 Environment : Red Hat Linux 9.0 and Windows 2000/XP Processor : x86 Tools : GCC, USB Snooper Tracer Description : The Following drivers codes are the standard USB Host stack. After loading the drivers will enumerates the printer, scanner and mass storage devices (USB class devices). These Drivers are performing operations like Root Hub enumeration, polling the downstream ports to detect the connection after connect detection enumerate the device and configure the real devices connected in the downstream ports and then perform the transfers like isochronous, interrupt or bulk transfer depends upon the class specific operations. Drivers: o USB Driver Stack with hub driver code. o EHCI Driver code. o OHCI Driver code. Responsibility: • understanding hardware specifications and code analysis
- 9. • Modifying the features and unit testing • Capturing data packets using snooper trace and analyzing Education Course College/School Board/University Year Of Completio % Of Marks B.E (Electronics and Communication Engineering) SMK Fomra Institute of Technology, Chennai Anna University 2006 80 (First Class with Distinction) Diploma in Electronics and Communication Engineering M G Polytechnic College, Nagercoil Department of Technical Education, Tamil Nadu. 2003 92.3 (First Class with Honors) HSC C S I V V Higher Secondary School State Board Of Higher Secondary Education, Tamil Nadu 2001 63.16 (First Class) SSC C S I V V Higher Secondary School State Board Of Secondary Education, Tamil Nadu 1999 71.6 (First Class) Personal Details Date of Birth 29th May 1984 Sex Male Marital Status Single Languages Known English, Tamil Holding Passport Yes
- 10. • Modifying the features and unit testing • Capturing data packets using snooper trace and analyzing Education Course College/School Board/University Year Of Completio % Of Marks B.E (Electronics and Communication Engineering) SMK Fomra Institute of Technology, Chennai Anna University 2006 80 (First Class with Distinction) Diploma in Electronics and Communication Engineering M G Polytechnic College, Nagercoil Department of Technical Education, Tamil Nadu. 2003 92.3 (First Class with Honors) HSC C S I V V Higher Secondary School State Board Of Higher Secondary Education, Tamil Nadu 2001 63.16 (First Class) SSC C S I V V Higher Secondary School State Board Of Secondary Education, Tamil Nadu 1999 71.6 (First Class) Personal Details Date of Birth 29th May 1984 Sex Male Marital Status Single Languages Known English, Tamil Holding Passport Yes