omap3 usb platform and other

Sartakov A. Vasily sartakov at ksyslabs.org
Thu Nov 17 07:58:06 CET 2011


got a working usb-host via OTGi will try to make a working EHCI, stay tuned
2011/11/15 giowck <giowckln at googlemail.com>:
> Hi,
>
> thank you a lot!
>
> I will check this soon.
>
> Am 15.11.2011 11:15, schrieb Sartakov A. Vasily:
>>
>> Hallo
>> This is a steps for get USB-otg work:
>> 1. get svn' l4linux, l4re
>> 2. cd l4linux directory apply patches:
>> patch -p1<drivers.diff
>> patch -p1<arch.diff
>> 3. make setup
>> 4. change .config on usb_config, add in it valid CONFIG_L4_OBJ_TREE
>> 5. make L4ARCH=arm menuconfig,
>> 6. ordinary l4 build
>> 7. put arm-omap3.devs in obj/l4/arm/arm-beagleboard/bin/arm_armv6/l4f
>> 8. add:
>> entry l4l_1
>> kernel fiasco -serial_esc
>> roottask moe rom/l4l_1.cfg
>> module l4re
>> module ned
>> module l4l_1.cfg
>> module arm-omap3.devs
>> module gumstix-fb-l4l.io
>> module io
>> module vmlinuz.arm
>> module ramdisk-arm.rd
>>
>> in src/l4/conf/modules.list
>> 9. put l4l_1.cfg and gumstix-fb-l4l.io in src/l4/conf/examples
>> 10. make uimage and choose l4l_1
>>
>> Then you got around 8mb uImage, witch can boot.
>> After that you will have BB platform sources in
>> arch/l4/kernel/arch-arm, so, if you interesting in USB-host You should
>> edit it
>> I will try to do it too in nearest future, cos me need a sd/mmc and
>> USB-host too.
>> Btw, in our configs, all platform resources (mem io, irq) placed in
>> single gumstix-fb-l4l.io and arm-omap3.devs cleared, it's important.
>> if you have a same resources in both files, most of them will not work
>>
>>
>>
>>
>> ----------------------------------------------------------
>>
>> Hit any key to stop autoboot:  0
>> reading l4img
>>
>> 8286416 bytes read
>> ## Booting kernel from Legacy Image at 80000000 ...
>>    Image Name:   L4 Image #8
>>    Image Type:   ARM Linux Kernel Image (uncompressed)
>>    Data Size:    8286352 Bytes = 7.9 MiB
>>    Load Address: 81000000
>>    Entry Point:  81000000
>>    Verifying Checksum ... OK
>>    Loading Kernel Image ... OK
>> OK
>>
>> Starting kernel ...
>>
>>
>> L4 Bootstrapper
>>   Build: #8 Tue Nov 15 10:30:07 CET 2011, 4.4.1
>>   Scanning up to 128 MB RAM
>>   Memory size is 128MB (80000000 - 88000000)
>>   RAM: 0000000080000000 - 0000000087ffffff: 131072kB
>>   Total RAM: 128MB
>>   mod10: 814e7000-817e7000: ramdisk-arm.rd
>>   mod09: 81204000-814e60a0: vmlinuz.arm
>>   mod08: 8111e000-81203074: io
>>   mod07: 8111d000-8111d97f: gumstix-fb-l4l.io
>>   mod06: 8111c000-8111c103: arm-omap3.devs
>>   mod05: 8111b000-8111b302: l4l_1.cfg
>>   mod04: 810c5000-8111a670: ned
>>   mod03: 810aa000-810c439c: l4re
>>   mod02: 8106f000-810a9b50: moe
>>   mod01: 81065000-8106e70c: sigma0
>>   mod00: 81015000-81064ef4: fiasco
>>   Moving 11 modules to 81100000 with offset eb000
>>   moving module 11 { 814e7000-817e7000 } ->  { 815d2000-818d2000 }
>>   moving module 10 { 81204000-814e60a0 } ->  { 812ef000-815d10a0 }
>>   moving module 09 { 8111e000-81203074 } ->  { 81209000-812ee074 }
>>   moving module 08 { 8111d000-8111d97f } ->  { 81208000-8120897f }
>>   moving module 07 { 8111c000-8111c103 } ->  { 81207000-81207103 }
>>   moving module 06 { 8111b000-8111b302 } ->  { 81206000-81206302 }
>>   moving module 05 { 810c5000-8111a670 } ->  { 811b0000-81205670 }
>>   moving module 04 { 810aa000-810c439c } ->  { 81195000-811af39c }
>>   moving module 03 { 8106f000-810a9b50 } ->  { 8115a000-81194b50 }
>>   moving module 02 { 81065000-8106e70c } ->  { 81150000-8115970c }
>>   moving module 01 { 81015000-81064ef4 } ->  { 81100000-8114fef4 }
>>   Scanning fiasco -serial_esc
>>   Scanning sigma0
>>   Scanning moe rom/l4l_1.cfg
>>   Relocated mbi to [0x8100f000-0x8100f186]
>>   Loading fiasco
>>   Loading sigma0
>>   Loading moe
>>   find kernel info page...
>>   found kernel info page at 0x80002000
>> Regions of list regions
>>     [ 80001000,  800019ff] {      a00} Kern   fiasco
>>     [ 80002000,  80061fff] {    60000} Kern   fiasco
>>     [ 80090000,  800969bf] {     69c0} Sigma0 sigma0
>>     [ 80098000,  8009e17b] {     617c} Sigma0 sigma0
>>     [ 80140000,  80176183] {    36184} Root   moe
>>     [ 80178000,  8018ed0f] {    16d10} Root   moe
>>     [ 81000000,  810143eb] {    143ec} Boot   bootstrap
>>     [ 8100f000,  8100f283] {      284} Root   Multiboot info
>>     [ 81195000,  818d1fff] {   73d000} Root   Modules Memory
>>   API Version: (87) experimental
>>   Sigma0 config    ip:800900e0 sp:81013704
>>   Roottask config  ip:801401c0 sp:00000000
>>   Starting kernel fiasco at 80001000
>> Hello from Startup::stage2
>> Initialize page table
>> Vmem_alloc::init()
>> Cache config: ON
>> ID_PFR0:  00001031
>> ID_PFR1:  00000011
>> ID_DFR0:  00010400
>> ID_AFR0:  00000000
>> ID_MMFR0: 31100003
>> ID_MMFR1: 20000000
>> ID_MMFR2: 01202000
>> ID_MMFR3: 00000011
>> FPU0: Arch: VFPv3(3), Part: VFPv3(30), r: 1, v: c, i: 41, t: hard, p:
>> dbl/sngl
>> SERIAL ESC: allocated IRQ 74 for serial uart
>> Not using serial hack in slow timer handler.
>> Welcome to Fiasco.OC (arm)!
>> L4/Fiasco.OC arm microkernel (C) 1998-2011 TU Dresden
>> Rev: r38 compiled with gcc 4.4.1 for Beagleboard    []
>> Build: #2 Tue Nov 15 09:44:12 CET 2011
>>
>> Calibrating timer loop... done.
>> SIGMA0: Hello!
>>   KIP @ 80002000
>>   allocated 4KB for maintenance structures
>> SIGMA0: Dump of all resource maps
>> RAM:------------------------
>> [0:80000000;80000fff]
>> [0:80062000;8008ffff]
>> [0:80097000;80097fff]
>> [0:8009f000;8013ffff]
>> [4:80140000;80176fff]
>> [0:80177000;80177fff]
>> [4:80178000;8018efff]
>> [0:8018f000;8100efff]
>> [4:8100f000;8100ffff]
>> [0:81010000;81194fff]
>> [4:81195000;818d1fff]
>> [0:818d2000;86ffffff]
>> IOMEM:----------------------
>> [0:0;7fffffff]
>> [0:88000000;ffffffff]
>> MOE: Hello world
>> MOE: found 106516 KByte free memory
>> MOE: found RAM from 80000000 to 87000000
>> MOE: allocated 112 KByte for the page array @0x80062000
>> MOE: virtual user address space [0-bfffffff]
>> MOE: rom name space cap ->  [C:501000]
>>   BOOTFS: [81195000-811af39c] [C:503000] l4re
>>   BOOTFS: [811b0000-81205670] [C:504000] ned
>>   BOOTFS: [81206000-81206302] [C:505000] l4l_1.cfg
>>   BOOTFS: [81207000-81207103] [C:506000] arm-omap3.devs
>>   BOOTFS: [81208000-8120897f] [C:507000] gumstix-fb-l4l.io
>>   BOOTFS: [81209000-812ee074] [C:508000] io
>>   BOOTFS: [812ef000-815d10a0] [C:509000] vmlinuz.arm
>>   BOOTFS: [815d2000-818d2000] [C:50a000] ramdisk-arm.rd
>> MOE: cmdline: moe rom/l4l_1.cfg
>> MOE: Starting: rom/ned rom/l4l_1.cfg
>> MOE: loading 'rom/ned'
>> Ned says: Hi World!
>> Ned: loading file: 'rom/l4l_1.cfg'
>> IO      | Io service
>> IO      | WARNING: device 'plat' already assigned to an other virtual bus.
>> IO      | WARNING: device 'prcm3' already assigned to an other virtual
>> bus.
>> IO      | WARNING: device 'prcm2' already assigned to an other virtual
>> bus.
>> IO      | WARNING: device 'sys' already assigned to an other virtual bus.
>> IO      | WARNING: device 'i2c1' already assigned to an other virtual bus.
>> IO      | WARNING: device 'gpio' already assigned to an other virtual bus.
>> IO      | Ready. Waiting for request.
>> l4linux | PH  0 (t:        1) offs=00008000 vaddr=00100000 vend=004492ec
>> l4linux |                     phys=00100000 ephys=004492ec
>> l4linux |                     f_sz=002c83cc memsz=003492ec flgs=rwx
>> l4linux | PH  1 (t:        4) offs=002d03a8 vaddr=003c83a8 vend=003c83cc
>> l4linux |                     phys=003c83a8 ephys=003c83cc
>> l4linux |                     f_sz=00000024 memsz=00000024 flgs=r-x
>> l4linux | PH  2 (t: 1685382481) offs=00000000 vaddr=00000000 vend=00000000
>> l4linux |                     phys=00000000 ephys=00000000
>> l4linux |                     f_sz=00000000 memsz=00000000 flgs=rwx
>> l4linux | Starting binary at 0x11e2f8, argc=9 argv=0x80007f84
>> *argv=0xb1007ff0 argv0=rom/vmlinuz.arm
>> l4linux | External resolver is at 0xa80006a0
>> l4linux | ======>  L4Linux 2.6 starting...<========
>> l4linux | Linux version 3.0.0-l4-svn23 (jdoe at ubuntu) (gcc version
>> 4.4.1 (Sourcery G++ Lite 2009q3-67) ) #2 Tue Nov 15 09:54:29 CET 2011
>> l4linux | Binary name: rom/vmlinuz.arm
>> l4linux |    This is an AEABI build.
>> l4linux | Linux kernel command line (8 args): mem=64M console=ttyLv0
>> l4x_rd=rom/vHSM.rd root=1:0 rw ramdisk_size=20480 init=/linuxrc debug
>> l4linux | CPU mapping (l:p)[1]: 0:0
>> l4linux | Image: 00100000 - 00500000 [4096 KiB].
>> l4linux | Areas: Text:     00100000 - 003a8000 [2720kB] (a bit longer)
>> l4linux |        Data:     003a8000 - 003c38a0 [110kB]
>> l4linux |        Initdata: 00100000 - 0011d000 [116kB]
>> l4linux |        BSS:      003c83cc - 004492ec [515kB]
>> l4linux | l4lx_thread_create: Created thread 415 (tamer0) (u:b3000400,
>> sp:003cc288)
>> l4linux | Tamer0 is 415
>> l4linux | Using tamed mode.
>> l4linux | Device scan:
>> l4linux |   Device: System Control
>> l4linux |     MEM: 48002000 - 480047ff
>> l4linux |     MEM: 48004800 - 4800ffff
>> l4linux |   Device: i2c
>> l4linux |     MEM: 48070000 - 48070fff
>> l4linux |   Device: prcm2
>> l4linux |     MEM: 48060000 - 4806007f
>> l4linux |     MEM: 48072000 - 4807207f
>> l4linux |     MEM: 480ab000 - 480acfff
>> l4linux |     MEM: 48200000 - 4820ffff
>> l4linux |     MEM: 48306800 - 48309fff
>> l4linux |     MEM: 4830a000 - 4830ffff
>> l4linux |     MEM: 6c000000 - 6cffffff
>> l4linux |     MEM: 6d000000 - 6dffffff
>> l4linux |     IRQ: 00000038 - 00000038
>> l4linux |     IRQ: 0000003d - 0000003d
>> l4linux |     IRQ: 00000039 - 00000039
>> l4linux |     IRQ: 00000007 - 00000007
>> l4linux |     IRQ: 0000005c - 0000005c
>> l4linux |   Device: plat
>> l4linux |     IRQ: 0000004d - 0000004d
>> l4linux | l4lx_thread_create: Created thread 417 (cpu0) (u:b3000600,
>> sp:003a9ff0)
>> l4linux | main thread will be 417
>> l4linux | l4x_register_pointer_section: addr = 00100000 size = 3448832
>> l4linux | section-with-init: virt: 0x100000 to 0x4492eb [3364 KiB]
>> l4linux | section-with-init: Phys: 0x8034d000 to 0x806962ec, Size:
>>  3445484
>> l4linux | l4x_linux_startup: thread 417.
>> l4linux | Main thread running, waiting...
>> l4linux | main thread: received startup message.
>> l4linux | l4x_setup_memory: Forcing superpages for main memory
>> l4linux | l4re_global_env: 0xb1007ef4
>> l4linux | Main memory size: 64MB
>> l4linux |     Main memory: virt: 0x500000 to 0x44fffff [65536 KiB]
>> l4linux |     Main memory: Phys: 0x81900000 to 0x85900000, Size: 67108864
>> l4linux | Filling lower ptabs...
>> l4linux | Done (436 entries).
>> l4linux | l4x_register_pointer_section: addr = 004ff000 size = 4096
>> l4linux |             end: virt: 0x4ff000 to 0x4fffff [4 KiB]
>> l4linux |             end: Phys: 0x80698000 to 0x80699000, Size:     4096
>> l4linux | l4x_rd_path: rom/vHSM.rd
>> l4linux | Loading: rom/vHSM.rd
>> l4linux | Failed to query name 'rom/vHSM.rd': No such object found(-2)
>> l4linux | Failed to get initrd: No such object found(-2)
>> l4linux | Couldn't load ramdisk :(
>> l4linux | l4lx_thread_create: Created thread 41c (IRQ CPU0)
>> (u:b3000800, sp:003e3ff0)
>> Linux version 3.0.0-l4-svn23 (jdoe at ubuntu) (gcc version 4.4.1
>> (Sourcery G++ Lite 2009q3-67) ) #2 Tue Nov 15 09:54:29 CET 2011
>> CPU: Fiasco [860f0001] revision 1 (ARMvundefined/unknown), cr=00000000
>> CPU: unknown data cache, unknown instruction cache
>> cpu_v6_proc_init
>> Machine: L4
>> Memory policy: ECC disabled, Data cache writeback
>> _CACHE_flush_kern_cache_all()
>> On node 0 totalpages: 17409
>> free_area_init_node: node 0, pgdat 003c2f44, node_mem_map 00500000
>>   DMA zone: 138 pages used for memmap
>>   DMA zone: 0 pages reserved
>>   DMA zone: 17271 pages, LIFO batch:3
>> pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768
>> pcpu-alloc: [0] 0
>> Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 17271
>> Kernel command line: mem=64M console=ttyLv0 l4x_rd=rom/vHSM.rd
>> root=1:0 rw ramdisk_size=20480 init=/linuxrc debug
>> PID hash table entries: 512 (order: -1, 2048 bytes)
>> Dentry cache hash table entries: 16384 (order: 4, 65536 bytes)
>> Inode-cache hash table entries: 8192 (order: 3, 32768 bytes)
>> Memory: 0MB 68MB = 68MB total
>> Memory: 64808k/64808k available, 4828k reserved, 0K highmem
>> Virtual kernel memory layout:
>>     vector  : 0xbffff000 - 0xc0000000   (   4 kB)
>>     fixmap  : 0xfff00000 - 0xfffe0000   ( 896 kB)
>>     DMA     : 0xffc00000 - 0xffe00000   (   2 MB)
>>     vmalloc : 0x04600000 - 0x0c600000   ( 128 MB)
>>     lowmem  : 0x00000000 - 0x04500000   (  69 MB)
>>     modules : 0xff100000 - 0x00100000   (  16 MB)
>>       .init : 0x00100000 - 0x0011d000   ( 116 kB)
>>       .text : 0x0011e000 - 0x003a6e5c   (2596 kB)
>>       .data : 0x003a8000 - 0x003c38a0   ( 111 kB)
>>        .bss : 0x003c83cc - 0x004492ec   ( 516 kB)
>> NR_IRQS:395 nr_irqs:395 395
>> l4lx_irq_init: creating IRQ thread on cpu 0
>> Console: colour dummy device 80x30
>> console [ttyLv0] enabled
>> Calibrating delay loop... irq_thread: Starting IRQ thread on CPU 0
>> 496.43 BogoMIPS (lpj=2482176)
>> pid_max: default: 32768 minimum: 301
>> Mount-cache hash table entries: 512
>> CPU: Testing write buffer coherency: ok
>> print_constraints: dummy:
>> NET: Registered protocol family 16
>> __l4x_ioremap: Mapping physaddr 48002000 [0x1000 Bytes,
>> 48002000+001000] to 04500000+000000
>> __l4x_ioremap: Mapping physaddr 48306800 [0x2000 Bytes,
>> 48306000+003000] to 04501000+000800
>> __l4x_ioremap: Mapping physaddr 48004800 [0x2000 Bytes,
>> 48004000+003000] to 04504000+000800
>> _CACHE_flush_kern_cache_all()
>> __l4x_ioremap: Mapping physaddr 48200000 [0x1000 Bytes,
>> 48200000+001000] to 04507000+000000
>> IRQ: Found an INTC at 0x04507000 (revision 4.0) with 96 interrupts
>> Total of 96 interrupts on 1 active controller
>> omap3xxx_powerdomains_init
>> recalculate_root_clocks
>> Clocking rate (Crystal/Core/MPU): 26.0/332/500 MHz
>> ERROR: IO-memory (68000000+ffff) not available
>> omap_hwmod: l3_main: Could not ioremap
>> omap_hwmod: _populate_mpu_rt_base found no _mpu_rt_va for l3_main
>> omap_hwmod: _populate_mpu_rt_base found no _mpu_rt_va for l4_core
>> omap_hwmod: _populate_mpu_rt_base found no _mpu_rt_va for l4_per
>> omap_hwmod: _populate_mpu_rt_base found no _mpu_rt_va for l4_wkup
>> __l4x_ioremap: Mapping physaddr 48070000 [0x7f Bytes, 48070000+001000]
>> to 04508000+000000
>> __l4x_ioremap: Mapping physaddr 48072000 [0x7f Bytes, 48072000+001000]
>> to 04509000+000000
>> __l4x_ioremap: Mapping physaddr 48060000 [0x7f Bytes, 48060000+001000]
>> to 0450a000+000000
>> __l4x_ioremap: Mapping physaddr 480ab000 [0xfff Bytes,
>> 480ab000+001000] to 0450b000+000000
>> omap_hwmod: i2c1: softreset failed (waited 10000 usec)
>> omap_hwmod: i2c2: softreset failed (waited 10000 usec)
>> omap_hwmod: i2c3: softreset failed (waited 10000 usec)
>> omap2_common_pm_init
>> Added static device 'System Control' with 2 resources.
>> Added static device 'i2c' with 1 resources.
>> Added static device 'prcm2' with 13 resources.
>> omap_register_i2c_bus bus_id=1 nr_ports=3
>> omap2_i2c_add_bus
>> omap_register_i2c_bus bus_id=3 nr_ports=3
>> omap2_i2c_add_bus
>> omap_init_opp_table: no hwmod or odev for iva, [9] cannot add OPPs.
>> overo_opp_init: opp default init failed
>>
>>
>>
>> ============
>> ICLKEN_CORE 7ffffedb
>> ICLKEN_CORE 7ffffedb
>> FCLKEN_CORE 43fffe01
>> FCLKEN_CORE c3fffe01
>> CTRL i2c 1 11c0118
>> CTRL i2c 2 118011c
>> CTRL i2c 3 1c0118
>> bio: create slab<bio-0>  at 0
>> Failed to create "l4x" debugfs directory: 1
>> omap_i2c omap_i2c.1: bus 1 rev3.12 at 2600 kHz
>> l4linux | cpu0: utcb=0xb3000600 417
>> l4linux | l4lx_thread_create: Created thread 41f (idler0) (u:b3000a00,
>> sp:003e5ff4)
>> twl4030: PIH (irq 7) chaining IRQs 368..375
>> twl4030: power (irq 373) chaining IRQs 376..383
>> print_constraints: VUSB1V5: 1500 mV normal standby
>> print_constraints: VUSB1V8: 1800 mV normal standby
>> print_constraints: VUSB3V1: 3100 mV normal standby
>> twl4030_usb twl4030_usb: HW_CONDITIONS 0x90/144; link 1
>> twl4030_usb twl4030_usb: Initialized TWL4030 USB module
>> omap_i2c omap_i2c.3: bus 3 rev3.12 at 400 kHz
>> Switching to clocksource kip
>> musb-hdrc: version 6.0, pio, peripheral
>> musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, bulk combine, bulk
>> split, HB-ISO Rx, HB-ISO Tx, SoftConn)
>> musb-hdrc: MHDRC RTL version 1.400
>> musb-hdrc: setup fifo_mode 4
>> musb-hdrc: 28/31 max ep, 16384/16384 memory
>> musb-hdrc musb-hdrc: USB Peripheral mode controller at 0450b000 using
>> PIO, IRQ 92
>> NET: Registered protocol family 2
>> IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
>> TCP established hash table entries: 4096 (order: 3, 32768 bytes)
>> TCP bind hash table entries: 4096 (order: 2, 16384 bytes)
>> TCP: Hash tables configured (established 4096 bind 4096)
>> TCP reno registered
>> UDP hash table entries: 256 (order: 0, 4096 bytes)
>> UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
>> NET: Registered protocol family 1
>> NetWinder Floating Point Emulator V0.97 (double precision)
>> msgmni has been set to 126
>> io scheduler noop registered
>> io scheduler deadline registered
>> io scheduler cfq registered (default)
>> L4 serial driver
>> ttyLv0 at MMIO 0x1 (irq = 385) is a L4
>> L4 shared mem serial driver
>> l4cdds: No name given, not starting.
>> brd: module loaded
>> l4bdds: No name given, not starting.
>> g_ether gadget: using random self ethernet address
>> g_ether gadget: using random host ethernet address
>> usb0: MAC 4a:57:0a:8c:6d:1c
>> usb0: HOST MAC 2a:99:fb:8b:c0:d3
>> g_ether gadget: adding config #2 'RNDIS'/003bf038
>> g_ether gadget: adding 'rndis'/0414cd60 to config 'RNDIS'/003bf038
>> rndis_register: configNr = 0
>> rndis_set_param_medium: 0 0
>> g_ether gadget: RNDIS: dual speed IN/ep1in OUT/ep1out NOTIFY/ep2in
>> g_ether gadget: cfg 2/003bf038 speeds: high full
>> g_ether gadget:   interface 0 = rndis/0414cd60
>> g_ether gadget:   interface 1 = rndis/0414cd60
>> g_ether gadget: adding config #1 'CDC Ethernet (ECM)'/003bef9c
>> g_ether gadget: adding 'cdc_ethernet'/0414cca0 to config 'CDC Ethernet
>> (ECM)'/003bef9c
>> g_ether gadget: CDC Ethernet: dual speed IN/ep1in OUT/ep1out NOTIFY/ep2in
>> g_ether gadget: cfg 1/003bef9c speeds: high full
>> g_ether gadget:   interface 0 = cdc_ethernet/0414cca0
>> g_ether gadget:   interface 1 = cdc_ethernet/0414cca0
>> g_ether gadget: Ethernet Gadget, version: Memorial Day 2008
>> g_ether gadget: g_ether ready
>> mousedev: PS/2 mouse device common for all mice
>> i2c /dev entries driver
>> TCP cubic registered
>> NET: Registered protocol family 17
>> omap2_common_pm_late_init
>>
>>
>> 2011/11/2 Giorgio Wicklein<giowckln at googlemail.com>:
>>>
>>> Hi,
>>>
>>> I spent a lot of time trying to get specific OMAP3/Beagleboard hardware
>>> modules working (EHCI USB mainly).
>>> So far, without luck.
>>>
>>> A generic "how-to-integrate-linux-drivers-in-l4linux" example would be
>>> very helpful.
>>> The procedure is not very clear to me (since I'm really new here).
>>>
>>> Based on Vasily's work, I changed some sources of linux drivers, to get
>>> musb,
>>> otg, and usb-ehci compiled without errors. The bootlog compared to
>>> Vasily's
>>> one [1], is very different; Drivers seems to load, but they don't
>>> recognize the
>>> hardware (I think).
>>>
>>> For example the following boot messages doesn't appear on mine:
>>>
>>> omap_register_i2c_bus bus_id=1 nr_ports=3
>>> omap2_i2c_add_bus
>>> omap_register_i2c_bus bus_id=3 nr_ports=3
>>> omap2_i2c_add_bus
>>>
>>> or
>>>
>>> __l4x_ioremap: Mapping physaddr 48200000 [0x1000 Bytes,
>>> 48200000+001000] to 04507000+000000
>>> IRQ: Found an INTC at 0x04507000 (revision 4.0) with 96 interrupts
>>>
>>> or
>>>
>>> twl4030: PIH (irq 7) chaining IRQs 368..375
>>> twl4030: power (irq 373) chaining IRQs 376..383
>>> print_constraints: VUSB1V5: 1500 mV normal standby
>>> print_constraints: VUSB1V8: 1800 mV normal standby
>>> print_constraints: VUSB3V1: 3100 mV normal standby
>>> twl4030_usb twl4030_usb: HW_CONDITIONS 0x90/144; link 1
>>> twl4030_usb twl4030_usb: Initialized TWL4030 USB module
>>> omap_i2c omap_i2c.3: bus 3 rev3.12 at 400 kHz
>>> Switching to clocksource kip
>>> musb-hdrc: version 6.0, pio, peripheral
>>> musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, bulk combine, bulk
>>> split, HB-ISO Rx, HB-ISO Tx, SoftConn)
>>> musb-hdrc: MHDRC RTL version 1.400
>>> musb-hdrc: setup fifo_mode 4
>>> musb-hdrc: 28/31 max ep, 16384/16384 memory
>>> musb-hdrc musb-hdrc: USB Peripheral mode controller at 0450b000 using
>>>
>>> and such...
>>>
>>> Some of these messages are generated by sources from the mach-omap2
>>> directroy,
>>> which AFAIK are not necessary, since changes where not mentioned in
>>> Vasily's
>>> patch. Do I need to include mach-omap? If yes, how?
>>>
>>> Please take a look at my patch (attached below). I did some work,
>>> specific for
>>> ehci usb Beagleboard support.
>>>
>>> What is the correct method for adding those drivers?
>>> Any suggestions? Or examples (since Vasily's is not complete for me)...
>>>
>>> My configs are in the attachment with the main patch.
>>>
>>> Thanks,
>>> Giorgio
>>>
>>> [1] Vasily's bootlog -
>>> http://os.inf.tu-dresden.de/pipermail/l4-hackers/2011/005069.html
>>>
>>> _______________________________________________
>>> l4-hackers mailing list
>>> l4-hackers at os.inf.tu-dresden.de
>>> http://os.inf.tu-dresden.de/mailman/listinfo/l4-hackers
>>>
>>>
>>
>>
>>
>
>



-- 
Sartakov A. Vasily




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