坚果P2投影仪（mStar 6A628）底层硬件分析
CPU: MStar-6A628VX四核1.5GHz处理器
查看/proc/cpuinfo
shell@JmGO_P2:/ $ cat /proc/cpuinfo
Processor : ARMv7 Processor rev 3 (v7l)
processor : 0
BogoMIPS : 1785.85
processor : 1
BogoMIPS : 1797.32
processor : 2
BogoMIPS : 1797.32
processor : 3
BogoMIPS : 1797.32
Features : swp half thumb fastmult vfp edsp neon vfpv3 tls vfpv4
CPU implementer : 0x41
CPU architecture: 7
CPU variant : 0x0
CPU part : 0xc07
CPU revision : 3
Hardware : Madison
Revision : 0020
Serial : 0000000000000000
shell@JmGO_P2:/ $
查看/system/build.prop
由以下的build.prop可以得知其对应的Android版本是4.4.4。
# begin build properties
# autogenerated by buildinfo.sh
ro.build.id=KTU84P
ro.build.display.id=JmGO_P2-userdebug 4.4.4 KTU84P 1.1.6 test-keys
ro.build.version.incremental=1.1.6
ro.build.version.sdk=19
ro.build.version.codename=REL
ro.build.version.release=4.4.4
ro.build.date=Thu Sep 22 13:44:27 CST 2016
ro.build.date.utc=1474523067
ro.build.type=userdebug
ro.build.user=fengjunjun
ro.build.host=software-Server
ro.build.tags=test-keys
ro.product.model=Hola Android Projector
ro.product.brand=MStar
ro.product.name=JmGO_P2
ro.product.device=JmGO_P2
ro.product.board=JmGO_P2
ro.product.cpu.abi=armeabi-v7a
os.hola.dlp.type=1
os.hola.tv.type=1
os.hola.update.type=0
ro.product.cpu.abi2=armeabi
ro.product.manufacturer=HolaTek Co.,Ltd.
ro.product.locale.language=zh
ro.product.locale.region=CN
ro.wifi.channels=
ro.board.platform=madison
# ro.build.product is obsolete; use ro.product.device
ro.build.product=JmGO_P2
# Do not try to parse ro.build.description or .fingerprint
ro.build.description=JmGO_P2-userdebug 4.4.4 KTU84P 1.1.6 test-keys
ro.build.fingerprint=MStar/JmGO_P2/JmGO_P2:4.4.4/KTU84P/1.1.6:userdebug/test-keys
ro.build.characteristics=tv
# end build properties
#
# ADDITIONAL_BUILD_PROPERTIES
#
persist.sys.language=zh
persist.sys.country=CN
persist.sys.timezone=Asia/Shanghai
wifi.interface=wlan0
ro.opengles.version=131072
ro.sf.lcd_density=160
media.aac_51_output_enabled=true
mstar.build.mstartv=sn
mstar.framebuffer.format=3
mstar.gop=0
mstar.gwin=0
mstar.gopfrc=2
mstar.forcelandscape=1
mstar.specify.mali.memlocation=false
mstar.str.enable=true
mstar.lvds-off=0
mstar.desk-display-mode=0
mstar.pdp-xoffset=0
mstar.pmem.poolsize=33554432
dfb_jpd_write_buffer=SkiaDecodeMutex
mstar.mstplayer.bd=1
mstar.meta.sf=0
mstar.videoadvert.finished=0
mstar.mediascanner_onlysd=1
mstar.resmgr_v4.enable=1
config.disable_bluetooth=0
chrome.tv.hole_threshold=0
debug.hwui.render_dirty_regions=false
ro.hwui.texture_cache_size=100.0
ro.config.low_ram=true
service.adb.tcp.port=5555
persist.adb.tcp.port=5555
persist.service.adb.enable=1
ro.adb.secure=1
bluetooth.sco_over_btmic=1
dalvik.vm.heapstartsize=8m
dalvik.vm.heapgrowthlimit=128m
dalvik.vm.heapsize=256m
dalvik.vm.heaptargetutilization=0.75
dalvik.vm.heapminfree=512k
dalvik.vm.heapmaxfree=8m
ro.com.android.dateformat=MM-dd-yyyy
ro.config.ringtone=Ring_Synth_04.ogg
ro.config.notification_sound=pixiedust.ogg
ro.carrier=unknown
ro.config.alarm_alert=Alarm_Classic.ogg
persist.sys.dalvik.vm.lib=libdvm.so
dalvik.vm.lockprof.threshold=500
dalvik.vm.dexopt-flags=m=y
net.bt.name=Android
dalvik.vm.stack-trace-file=/data/anr/traces.txt声卡：
shell@JmGO_P2:/ # busybox killall -9 mediaserver && tinyalsa pcminfo -D 0
Info for card 0, device 0:
PCM out:
Access: 0x000008
Format[0]: 0x000004
Format[1]: 00000000
Format Name: S16_LE
Subformat: 0x000001
Rate: min=8000Hz max=48000Hz
Channels: min=1 max=2
Sample bits: min=16 max=16
Period size: min=16 max=8192
Period count: min=1 max=1024
PCM in:
Access: 0x000008
Format[0]: 0x000004
Format[1]: 00000000
Format Name: S16_LE
Subformat: 0x000001
Rate: min=48000Hz max=48000Hz
Channels: min=1 max=2
Sample bits: min=16 max=16
Period size: min=16 max=8192
Period count: min=1 max=1024
shell@JmGO_P2:/ # 201:
U-Boot 2011.06-00000-g6f2e40a-dirty (Sep 12 2017 - 20:28:06)
[NOS] UtopiaInit
1st UTOPIARegisterToUtopia is done[MBoot] Driver Register to Utopia
uboot held at [3d7ddf60~3f700000],size=01f220a0
CPU : Madison
Board: BD_MST066B_10AVX_14091_MADISON
DRAM: 503 MiB
Now running in RAM - U-Boot at: 3e800000
eMMC: DDR 48MHz
eMMC 7.28 GB [E8FFF8h]
In: serial
Out: serial
Err: serial
Net: No ethernet found.
Set MAC default
MAC: 0x0: 0x30: 0x1b: 0xba:0x2: 0xdb
[JmGO] Set db_table 1
Writing to MMC(0)... 128 blocks written: OK
128 blocks written: OK
done
[CPU INFO] cpu opencreate instance at 3d8d77a8 with private size 44 bytes at 3d8d77f0
CPUIoctl - MDrv_CMD_CPU_QueryClock
[UTOPIA INFO] close moduleNames[38]: MODULE_CPU
msIR_Initialize
[AT][MBoot][Driver Init][643]
MPOOL size : 0x200000
Changelist: 24543697
============= set bootargs ===============
Hit any key to stop autoboot: 0 [JmGO_Read_EEPROM]: u32Addr = 0x4a, data = 0x0
[JmGO_Read_EEPROM]: u32Addr = 0x15, data = 0x90 0x1 0x84 0x3 0xbc 0x2
[JmGO_Read_EEPROM]: u32Addr = 0x29, data = 0x0 0x0 0x0 0x0 0x0 0x5 0xd0 0x2
[JmGO_Read_EEPROM]: u32Addr = 0x3d, data = 0x0 0x16
[JmGO_Read_EEPROM]: u32Addr = 0x65, data = 0x1
[JmGO_Read_EEPROM]: u32Addr = 0x79, data = 0x0
AC on
[JmGO] Init P2 DSP
Going out Bt mode
--- Set_PM8_Gpio output 1 ---
[JmGO_Read_EEPROM]: u32Addr = 0x4a, data = 0x0
[JmGO_Read_EEPROM]: u32Addr = 0x15, data = 0x90 0x1 0x84 0x3 0xbc 0x2
[JmGO_Read_EEPROM]: u32Addr = 0x29, data = 0x0 0x0 0x0 0x0 0x0 0x5 0xd0 0x2
[JmGO_Read_EEPROM]: u32Addr = 0x3d, data = 0x0 0x16
[JmGO_Read_EEPROM]: u32Addr = 0x65, data = 0x1
[JmGO_Read_EEPROM]: u32Addr = 0x79, data = 0x0
[JmGO] Reset Bcm43569
[JmGO Get KeyValue] IRKey [0xff]
[JmGO Get KeyValue] IRKey [0xff]
[JmGO Get KeyValue] IRKey [0xff]
[JmGO Get KeyValue] IRKey [0xff]
[JmGO Get KeyValue] IRKey [0xff]
[JmGO Get KeyValue] IRKey [0xff]
[JmGO Get KeyValue] IRKey [0xff]
[JmGO Get KeyValue] IRKey [0xff]
[JmGO Get KeyValue] IRKey [0xff]
[JmGO Get KeyValue] IRKey [0xff]
fore uup Keypad [0xff]
fore uup Keypad [0xff]
fore uup Keypad [0xff]
fore uup Keypad [0xff]
fore uup Keypad [0xff]
fore uup Keypad [0xff]
fore uup Keypad [0xff]
fore uup Keypad [0xff]
fore uup Keypad [0xff]
fore uup Keypad [0xff]
create instance at 3d8d7a50 with private size 196 bytes at 3d8d7a98
MDrv_PNL_Init u32PnlRiuBaseAddr = 1f200000
MDrv_PNL_Init u32PMRiuBaseAddr = 1f000000
[_MDrv_PNL_Init_LPLL][315]pstPanelInitData->u16Width=1280, pstPanelInitData->u16Height=720
[_MDrv_PNL_Init_LPLL][317]u16HTotal=1360,u16VTotal=760,pstPanelInitData->u16HTotal=1360,pstPanelInitData->u16VTotal=760, u16DefaultVFreq=600
[_MDrv_PNL_Init_Output_Dclk][361]pstPanelInitData->u16Width=1280, pstPanelInitData->u16Height=720
[_MDrv_PNL_Init_Output_Dclk][363]u16HTotal=1360,u16VTotal=760,pstPanelInitData->u16HTotal=1360,pstPanelInitData->u16VTotal=760, u16DefaultVFreq=600
[MApi_XC_MLG_GetStatus, 1602]No instance existed, please get an instance by calling MApi_XC_Init() first
[eason] Wait for PM51 standby DRAM ...........Wait for PM51 standby DRAM ...........PM51 run ok...........create instance at 3d8d7b60 with private size 304 bytes at 3d8d7ba8
[AT][MB][JPD Decode][3627]
[UTOPIA INFO] close moduleNames[35]: MODULE_NJPEG_EX
mmc change mount : tvconfig
Size of file "/config/mmap.ini" from mmc device 0 partition tvconfig: 39063 bytes
Loading file "/config/mmap.ini" at offset 0x0 from mmc device 0 partition tvconfig
39063 bytes read
create instance at 3d8e1400 with private size 66720 bytes at 3d8e1448
[GOP INFO] gop opencreate instance at 3d8f18f0 with private size 7164 bytes at 3d8f1938
[IZZY] (_GOP_RegisterAllCBFunc)
[AT][MB][Show Logo][3784]
*******************************
* tee Authentication SUCCESS !! *
*******************************
The version of tee.bin is 00:00:00:00
MPOOL size : 0x200000
*******************************
* boot Authentication SUCCESS !! *
*******************************
[AT][MBoot][Boot Nuttx][5206]
## Booting kernel from Legacy Image at 25000000 ...
Image Name: MStar-linux
Image Type: ARM Linux Multi-File Image (uncompressed)
Data Size: 3853026 Bytes = 3.7 MiB
Load Address: 20208000
Entry Point: 20208000
Contents:
Image 0: 3525180 Bytes = 3.4 MiB
Image 1: 327834 Bytes = 320.2 KiB
## Loading init Ramdisk from multi component Legacy Image at 25000000 ...
-usb_stop(USB_PORT0)
-usb_stop(USB_PORT1)
-usb_stop(USB_PORT2)
Loading Multi-File Image ... OK
[AT][MB][start kr][5258]
Starting kernel ...
#######################################################################
#######################################################################
Uncompressing Linux... done, booting the kernel.
KERN-3.1.10.00837024
[ 0.000000] Initializing cgroup subsys cpu
[ 0.000000] Linux version 3.1.10 (fengjunjun@software-Server) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #88 SMP PREEMPT Wed Sep 21 16:36:58 CST 2016
[ 0.000000] CPU: ARMv7 Processor [410fc073] revision 3 (ARMv7), cr=10c53c7d
[ 0.000000] CPU: VIPT nonaliasing data cache, VIPT aliasing instruction cache
[ 0.000000] Machine: Madison
[ 0.000000] KDebug = 1
[ 0.000000]
[ 0.000000] LX_MEM = 0x20200000, 0x19300000
[ 0.000000] LX_MEM2 = 0xA0000000, 0x1A800000
[ 0.000000] LX_MEM3 = 0x0, 0x0
[ 0.000000] EMAC_LEN= 0x40000
[ 0.000000] DRAM_LEN= 0x40000000
[ 0.000000] Function = cma_contiguous_reserve, Line = 243, cma: cma_contiguous_reserve: reserving [addr 0xa0000000, size 67108864
[ 0.000000]
[ 0.000000] Function = cma_declare_contiguous, Line = 195, base is 0xA0000000
[ 0.000000] Function = cma_declare_contiguous, Line = 210, cma: CMA: reserved 64 MiB at a0000000
[ 0.000000]
[ 0.000000] Memory policy: ECC disabled, Data cache writealloc
[ 0.000000] PERCPU: Embedded 7 pages/cpu @c1142000 s5952 r8192 d14528 u32768
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 206154
[ 0.000000] Kernel command line: console=ttyS0,115200 androidboot.console=ttyS0 root=/dev/ram rw rootwait init=/init EMAC_MEM=0x40000 DRAM_LEN=0x40000000 cma_miu1=0xA0000000,0x4000000 CORE_DUMP_PATH=/data/core_dump.%%p.gz KDebug=1 delaylogo=true security=selinux LX_MEM=0x19300000 LX_MEM2=0xA0000000,0x1A800000 PM51_ADDR=0x20000000 PM51_LEN=0x10000 BOOTLOGO_IN_MBOOT ENV_VAR_OFFSET=0x0 ENV_VAR_SIZE=0x10000 ENV=EMMC SECURITY=ON BOOTTIME_SBOOT=308 BOOTTIME_UBOOT=5258
[ 0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes)
[ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
[ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
[ 0.000000] Memory: 403MB 424MB = 827MB total
[ 0.000000] Memory: 764080k/764080k available, 82768k reserved, 60416K highmem
[ 0.000000] Virtual kernel memory layout:
[ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB)
[ 0.000000] fixmap : 0xfff00000 - 0xfffe0000 ( 896 kB)
[ 0.000000] DMA : 0xffc00000 - 0xffe00000 ( 2 MB)
[ 0.000000] vmalloc : 0xf0800000 - 0xf8000000 ( 120 MB)
[ 0.000000] lowmem : 0xc0000000 - 0xf0000000 ( 768 MB)
[ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB)
[ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB)
[ 0.000000] .text : 0xc0008000 - 0xc0670000 (6560 kB)
[ 0.000000] .init : 0xc0670000 - 0xc06a1740 ( 198 kB)
[ 0.000000] .data : 0xc06a2000 - 0xc06df240 ( 245 kB)
[ 0.000000] .bss : 0xc06df264 - 0xc082ed40 (1343 kB)
[ 0.000000] SLUB: Genslabs=11, HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
[ 0.000000] Preemptible hierarchical RCU implementation.
[ 0.000000] NR_IRQS:256 nr_irqs:256 256
[ 0.000000] Static Timer Frequency = 12 MHz
[ 0.000000] Global Timer Frequency = 450 MHz
[ 0.000000] CPU Clock Frequency = 900 MHz
[ 0.000000] fre = 12000000, mult= 2796202667, shift= 25
[ 0.000000] sched_clock: 32 bits at 12MHz, resolution 83ns, wraps every 357913ms
[ 0.000000] [AT][KR][reset timer][5724]
[ 0.000000] Console: colour dummy device 80x30
[ 0.000000] console [ttyS0] enabled
[ 0.000000] allocated 4194304 bytes of page_cgroup
[ 0.000000] please try 'cgroup_disable=memory' option if you don't want memory cgroups
[ 0.322336] Calibrating delay loop... 1785.85 BogoMIPS (lpj=4464640)
[ 0.345122] pid_max: default: 32768 minimum: 301
[ 0.349929] Security Framework initialized
[ 0.354059] SELinux: Initializing.
[ 0.357729] Mount-cache hash table entries: 512
[ 0.363180] Initializing cgroup subsys debug
[ 0.367479] Initializing cgroup subsys cpuacct
[ 0.372014] Initializing cgroup subsys memory
[ 0.376433] Initializing cgroup subsys freezer
[ 0.380964] CPU: Testing write buffer coherency: ok
[ 0.386172]
[ 0.386181] Kernel_Level test :kernel_init 945
[ 0.392347] smp_twd: clock not found: -2
[ 0.396283] Calibrating local timer... 4294.96MHz.
[ 0.431345] hw perfevents: enabled with ARMv7 Cortex-A7 PMU driver, 5 counters available
[ 0.489787] pen_release = 0x00000001, addr= 0xc06df0bc, pen_release ptr = 0x00000001
[ 0.489800] CPU1: Booted secondary processor
[ 0.522063] CPU1: Unknown IPI message 0x1
[ 0.542231] pen_release = 0x00000002, addr= 0xc06df0bc, pen_release ptr = 0x00000002
[ 0.542247] CPU2: Booted secondary processor
[ 0.574500] CPU2: Unknown IPI message 0x1
[ 0.594664] pen_release = 0x00000003, addr= 0xc06df0bc, pen_release ptr = 0x00000003
[ 0.594679] CPU3: Booted secondary processor
[ 0.626928] CPU3: Unknown IPI message 0x1
[ 0.626991] Brought up 4 CPUs
[ 0.627008] SMP: Total of 4 processors activated (7177.83 BogoMIPS).
[ 0.628023] devtmpfs: initialized
[ 0.637313] Function = cma_init_reserved_areas, Line = 1031
[ 0.637337] Function = cma_create_area, Line = 288, cma: cma_create_area(base 000a0000, count 4000, bitmap_size 2048(bytes))
[ 0.637352]
[ 0.637370] Function = cma_activate_area, Line = 262, pfn: 0xA0000 is in zone Normal
[ 0.640771] NET: Registered protocol family 16
[ 0.646351] hw-breakpoint: found 6 breakpoint and 1 watchpoint registers.
[ 0.646369] hw-breakpoint: 1 breakpoint(s) reserved for watchpoint single-step.
[ 0.690276] hw-breakpoint: maximum watchpoint size is 8 bytes.
[ 0.738666] bio: create slab at 0
[ 0.744594] SCSI subsystem initialized
[ 0.749060] usbcore: registered new interface driver usbfs
[ 0.755158] usbcore: registered new interface driver hub
[ 0.760841] usbcore: registered new device driver usb
[ 0.767600] eMMC: has SD 0609
[ 0.771795] Advanced Linux Sound Architecture Driver Version 1.0.24.
[ 0.779442] Bluetooth: Core ver 2.16
[ 0.783265] NET: Registered protocol family 31
[ 0.787729] Bluetooth: HCI device and connection manager initialized
[ 0.794191] Bluetooth: HCI socket layer initialized
[ 0.799087] Bluetooth: L2CAP socket layer initialized
[ 0.804182] Bluetooth: SCO socket layer initialized
[ 0.809739] cfg80211: Calling CRDA to update world regulatory domain
[ 0.816433] Switching to clocksource timer1
[ 0.820674] stop_machine_cpu_stop smp=1
[ 0.820688] stop_machine_cpu_stop smp=3
[ 0.820701] stop_machine_cpu_stop smp=0
[ 0.820713] stop_machine_cpu_stop smp=2
[ 0.862158] NET: Registered protocol family 2
[ 0.866790] IP route cache hash table entries: 32768 (order: 5, 131072 bytes)
[ 0.874526] TCP established hash table entries: 131072 (order: 8, 1048576 bytes)
[ 0.879380]
[ 0.879388] eMMC: DDR 48MHz
[ 0.885810] [mmc]:mmc_decode_cid:113 cid.prv 0x0
[ 0.886694] [mmc]:mmc_read_ext_csd:291 ext_csd.sectors 0xe90000 prod_name 008G70 BOOT_MULTI 0x20
[ 0.886982] mmc0: new high speed MMC card at address 0001
[ 0.905427] [mmc]:mmc_rescan_try_freq:1970 mmc0: eMMC completed
[ 0.907361] TCP bind hash table entries: 65536 (order: 7, 786432 bytes)
[ 0.908476] TCP: Hash tables configured (established 131072 bind 65536)
[ 0.908492] TCP reno registered
[ 0.908513] UDP hash table entries: 512 (order: 2, 16384 bytes)
[ 0.908560] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)
[ 0.908984] NET: Registered protocol family 1
[ 0.944713] RPC: Registered named UNIX socket transport module.
[ 0.950765] RPC: Registered udp transport module.
[ 0.955516] RPC: Registered tcp transport module.
[ 0.960264] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 0.967061] Trying to unpack rootfs image as initramfs...
[ 0.998668] Freeing initrd memory: 320K
[ 1.002612] NetWinder Floating Point Emulator V0.97 (extended precision)
[ 1.009441] PMU: registered new PMU device of type 0
[ 1.015865] audit: initializing netlink socket (disabled)
[ 1.021369] type=2000 audit(0.645:1): initialized
[ 1.128008] highmem bounce pool size: 64 pages
[ 1.133255] ashmem: initialized
[ 1.155538] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[ 1.163829] Installing knfsd (copyright (C) 1996 [email protected]).
[ 1.171970] NTFS driver 2.1.30 [Flags: R/O].
[ 1.177246] ROMFS MTD (C) 2007 Red Hat, Inc.
[ 1.181970] fuse init (API version 7.17)
[ 1.187987] msgmni has been set to 1502
[ 1.194049] io scheduler noop registered
[ 1.198042] io scheduler deadline registered
[ 1.202536] io scheduler cfq registered (default)
[ 1.208030] Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled
[ 1.214839] serial8250: ttyS0 at I/O 0xfd201300 (irq = 192) is a 16550
[ 1.221923] serial8250: ttyS1 at I/O 0xfd220c00 (irq = 231) is a 16550
[ 1.228933] serial8250: ttyS2 at I/O 0xfd220d00 (irq = 242) is a 16550
[ 1.250285] brd: module loaded
[ 1.261204] loop: module loaded
[ 1.266057] nbd: registered device at major 43
[ 1.285563] PPP generic driver version 2.4.2
[ 1.290620] PPP Deflate Compression module registered
[ 1.295746] PPP BSD Compression module registered
[ 1.301569] PPP MPPE Compression module registered
[ 1.306429] NET: Registered protocol family 24
[ 1.310940] tun: Universal TUN/TAP device driver, 1.6
[ 1.316043] tun: (C) 1999-2004 Max Krasnyansky