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0. 开发板型号： TL138/6748/1808F-EasyEVM-A2, 开发版启动模式模式为SD卡启动6 c0 p3 f0 d+ d }
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1. 在ubantu16.04（64bit）按照官网安装ti-processor-sdk-linux-omapl138-lcdk-04.00.00.04-Linux-x86-Install.bin
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* n4 \" g4 c' K' z+ J0 v2. 把uboot， kernel， filesystem写入SD卡, 拨码开关设置为SD启动， 能够正常启动能够进入嵌入式开发版4 L2 @. A" X" {# X u d
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3. SD卡启动方式保持不变，但是在uboot中配置为tftp下载内核和nfs挂载方式
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uboot配置参数如下（由于没有开发板没有自动获取mac地址，所以自己设置为： setenv ethaddr 00:0c:29:bc:7e:9a）：
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- ]# n, C- F: `5 A; ], _setenv uboot_macaddr 1
8 Y' E3 b6 ^. f) o }% ~5 J' E4 bsetenv ethaddr 00:0c:29:bc:7e:9a / q% x! N5 i3 i9 k$ |% m
setenv serverip 192.168.2.192
4 V9 _/ l0 m. L) }& Tsetenv ipaddr 192.168.2.191( C) f" C4 C, E0 l5 H- @
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bootcmd=tftp c0700000 zImage;bootz c0700000
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# S9 j! L# J8 @: [4 N0 Q5 z8 abootargs=eth=00:0c:29:bc:7e:9a nfsroot=192.168.2.192:/opt/omapl138/linux-sdk/targetNFS, nolock rw console=ttyS2,115200n8 ip=dhcp root=/dev/nfs# E+ ]; F% v/ g- f; O
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4. 能够通过tftp下载并启动内核，但是在挂载NFS文件系统之前报错（错误在下面内核启动信息的最后）：, f* S+ Z, ?- u, s( N) [) H: u; i
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boot命令后的完整启动信息：! }& V9 J4 y3 r4 F' r
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=> boot, l, P/ x8 j- j( E3 A! M
Using DaVinci-EMAC device$ E( ]2 E" j% a8 S' w) u6 y
TFTP from server 192.168.2.192; our IP address is 192.168.2.191
0 K D# v) y+ F, L; C& hFilename 'zImage'.0 `$ _9 E8 ?3 ^3 P
Load address: 0xc07000000 {/ J; K4 x( _1 {) x# T
Loading: #################################################################
# |: u! O6 A; z6 g* P F5 K; G$ E #################################################################0 [% k* F5 B6 G' v
################################0 J7 z- k/ {* [4 B" I+ Y& ]: R
288.1 KiB/s
- Z. X6 ^, d. v7 [- b# S$ _done
3 Z- q' @( G) _1 o6 \3 k2 S9 [3 [Bytes transferred = 2367360 (241f80 hex)
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Starting kernel ...
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Uncompressing Linux... done, booting the kernel.6 `+ C1 [% p; ~2 ?5 M
Booting Linux on physical CPU 0x0
8 V' ?( r/ d+ `! {) `& [- hLinux version 4.9.28-geed43d1050 (gtbldadm@ubuntu-16) (gcc version 6.2.1 20161016 (Linaro GCC 6.2-2016.11) ) #1 PREEMPT Wed Jun 28 17:47:16 EDT 20176 Y0 ^! r- q0 ^
CPU: ARM926EJ-S [41069265] revision 5 (ARMv5TEJ), cr=0005317f
0 f1 l% P+ W/ z7 s2 R: ECPU: VIVT data cache, VIVT instruction cache
7 W. k4 {! |, ~4 R( }8 zMachine: AM18x/OMAP-L138 Hawkboard: @+ F7 u6 D0 [
da8xx_rproc_reserve_cma: 'rproc_mem=nn@address' badly specified3 k0 W# X' B' k2 C* r- v n" E/ g% H0 X
'nn' and 'address' must both be non-zero. [6 N b! v2 G9 p
cma: Reserved 16 MiB at 0xc6c00000
2 ?4 N' e- ?2 f8 [, ?: ^4 h( Q$ jMemory policy: Data cache writethrough6 y7 P. ^% d$ _5 P# x o. K$ o; ^
DaVinci da850/omap-l138/am18x variant 0x1; z( T5 T- j5 G0 V6 ]. H6 f1 _
Built 1 zonelists in Zone order, mobility grouping on. Total pages: 32480
6 s; d% p6 B# Y0 y: I {- B4 ~/ _Kernel command line: eth=00:0c:29:bc:7e:9a nfsroot=192.168.2.192:/opt/omapl138/linux-sdk/targetNFS, nolock rw console=ttyS2,115200n8 ip=dhcp root=/dev/nfs: u; o( ^. w3 T) @ W* L! S. Z
PID hash table entries: 512 (order: -1, 2048 bytes)
. p" Z2 z$ D* N: nDentry cache hash table entries: 16384 (order: 4, 65536 bytes)$ T+ i% L: C2 G: U7 z
Inode-cache hash table entries: 8192 (order: 3, 32768 bytes)$ ?& {! x( p* A k0 N* o% m
Memory: 106592K/131072K available (4529K kernel code, 308K rwdata, 1500K rodata, 228K init, 162K bss, 8096K reserved, 16384K cma-reserved)$ J) g$ Y$ }- C D. j8 x6 h
Virtual kernel memory layout:
& b/ K5 \0 @0 c! w4 ] vector : 0xffff0000 - 0xffff1000 ( 4 kB)
9 u& c/ |9 ~+ S3 M6 n7 V! v" i fixmap : 0xffc00000 - 0xfff00000 (3072 kB)2 k G6 c6 p% t: \2 u5 n
vmalloc : 0xc8800000 - 0xff800000 ( 880 MB)7 p/ ~* ^. V, M9 {. Y
lowmem : 0xc0000000 - 0xc8000000 ( 128 MB)1 L6 X/ Z4 K2 K9 [
modules : 0xbf000000 - 0xc0000000 ( 16 MB)
& U+ Y( h& T$ `" x, l$ J .text : 0xc0008000 - 0xc0474b38 (4531 kB)
8 @# Z; R" K# ^! A% } .init : 0xc05ed000 - 0xc0626000 ( 228 kB)
# ~# o" @4 z" x$ j- W% B .data : 0xc0626000 - 0xc0673110 ( 309 kB)
- ~3 h. Q. G" K& M0 h% M v .bss : 0xc0673110 - 0xc069bc08 ( 163 kB)
: v7 Z1 h" \7 H& `SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
0 P O8 S/ [% V& k o: uPreemptible hierarchical RCU implementation.
# k. R" c- Z! d( W& C9 L Build-time adjustment of leaf fanout to 32." n$ _3 C0 I# M1 F: d% t
NR_IRQS:245
# X4 j4 r* P; Y6 r" F2 cclocksource: timer0_1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns
x) ?7 U2 m" s0 vsched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 89478484971ns8 i" U+ E; l1 v" K0 J% }2 N* h
Console: colour dummy device 80x30* U6 x. H( n4 u C' Z+ I
Calibrating delay loop... 227.32 BogoMIPS (lpj=1136640)! A+ c2 [1 k3 u4 ~
pid_max: default: 32768 minimum: 301
/ J; ?+ m8 O# t/ ]- U8 q4 ^! ]Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
; ]- `" y9 P) ^! {0 ?8 p3 jMountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
% E7 n. V8 u. @ e* j; nCPU: Testing write buffer coherency: ok1 k0 y! \ |* O/ \8 } v
Setting up static identity map for 0xc0008400 - 0xc00084587 m, E# }! l: @: g& v
devtmpfs: initialized! u8 C% W- r* I. D; B9 V
VFP support v0.3: not present
. G/ [7 S, b( Y9 d* wclocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns+ y% ~" H. k5 ~- v/ C$ ~! X- H
futex hash table entries: 256 (order: -1, 3072 bytes)1 O3 U8 i5 {8 o. {3 i
pinctrl core: initialized pinctrl subsystem
0 l7 S! N5 ^( L- [) fNET: Registered protocol family 16
) V: @0 a) z6 ]# qDMA: preallocated 256 KiB pool for atomic coherent allocations6 n5 k9 y1 n( c9 o7 @
cpuidle: using governor ladder
7 c0 M4 F8 S6 k+ ~3 V' V* V2 hcpuidle: using governor menu* F3 G4 N1 M4 O4 b+ Z7 ?* S0 [
EMAC: MII PHY configured
% F/ s& Q* }2 n4 ~4 i& B# c, ~mux: initialized GPIO3_122 A K! }: j* _+ @3 Z5 s
mux: Setting register GPIO3_12
" P& z: ]+ `* x7 ?$ Q1 g3 Nmux: PINMUX7 (0x0000001c) = 0x00110110 -> 0x00118110
8 [' T5 n; R$ e, ]! u9 r7 {( zmux: initialized GPIO3_136 [7 A) c+ Q8 {3 a! F+ B' N8 q
mux: Setting register GPIO3_13
! |: ?$ w2 r& q; {) A2 o2 Hmux: PINMUX7 (0x0000001c) = 0x00118110 -> 0x00118810
0 H7 o$ U+ L; f- r& j) ?& C- jmux: initialized GPIO2_4
, ^7 h) K2 m2 B6 ?% Amux: Setting register GPIO2_4
0 u! ^% F( W- kmux: PINMUX6 (0x00000018) = 0x00000000 -> 0x00008000$ v( d A. H! f6 n
mux: initialized GPIO6_13& a9 \. w: d4 e" x7 t0 O/ z8 S, ^/ p
mux: Setting register GPIO6_13
; m# M9 }" }) V" w1 ^/ Z5 M& \( Lmux: PINMUX13 (0x00000034) = 0x00000000 -> 0x00000800
! d+ S) R- K9 u- a! Q* Hda8xx_register_rproc: memory not reserved for DSP, not registering DSP device
# [' l- l+ G+ p% ^) homapl138_hawk_init: dsp/rproc registration failed: -12
. W+ {4 W" |; }5 d+ Pedma edma.0: Legacy memcpy is enabled, things might not work- l' J$ v$ S6 {& x& @: B
edma edma.0: TI EDMA DMA engine driver
) ~, ~ h; X4 p/ Redma edma.1: Legacy memcpy is enabled, things might not work
3 O0 y1 l2 Y0 R4 f: Bedma edma.1: TI EDMA DMA engine driver b6 D+ s" m7 N' v
clocksource: Switched to clocksource timer0_1
, P& ^4 b" r' lNET: Registered protocol family 2; f% f; C+ v4 |, _5 R/ _! X
TCP established hash table entries: 1024 (order: 0, 4096 bytes)8 H' V& ]" l! S8 l! a3 V+ e
TCP bind hash table entries: 1024 (order: 0, 4096 bytes)9 q/ W# k9 h7 |6 j1 P$ {, Q, X3 ~9 P# ^
TCP: Hash tables configured (established 1024 bind 1024)
! I$ f% S" r( _2 U8 AUDP hash table entries: 256 (order: 0, 4096 bytes)
/ i D, j4 N! v3 S lUDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
9 _( }/ N8 d. _) p0 ]9 P& N$ r9 f" ]NET: Registered protocol family 1' {' n l5 v5 U4 f
RPC: Registered named UNIX socket transport module.( U$ O" `3 U0 s5 c; v' Q- A5 ]- n9 W
RPC: Registered udp transport module.2 n9 A. C9 O, }: ~: Z
RPC: Registered tcp transport module.$ D/ i% J1 N" d7 I
RPC: Registered tcp NFSv4.1 backchannel transport module.
2 l- v6 o/ e8 f2 H3 a0 v4 Mworkingset: timestamp_bits=14 max_order=15 bucket_order=13 b/ \. j" u5 k4 t# T
Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250)
" _2 t+ X/ L1 e5 L# p/ Q" w" lio scheduler noop registered (default)8 j9 S+ r% {: Y, E* H2 H! V6 A
Serial: 8250/16550 driver, 10 ports, IRQ sharing disabled3 ^3 u5 J% l/ m: ]1 K7 {
serial8250.0: ttyS0 at MMIO 0x1c42000 (irq = 25, base_baud = 14250000) is a 16550A1 s4 S* n" T; d2 l" T
serial8250.1: ttyS1 at MMIO 0x1d0c000 (irq = 53, base_baud = 8250000) is a 16550A% F& y: b2 F& b7 c) Q* F- h6 ~& e* h. U
serial8250.2: ttyS2 at MMIO 0x1d0d000 (irq = 61, base_baud = 8250000) is a 16550A
7 C T# l. m- l4 f- {' [8 t: iconsole [ttyS2] enabled. n6 Q |6 ~6 } F
brd: module loaded& n9 T/ t& m5 D7 E3 K+ L
libphy: Fixed MDIO Bus: probed
% v. ]* j6 T0 ^# I! b1 edavinci_mdio davinci_mdio.0: davinci mdio revision 1.5
: b/ w- ?4 A0 O3 D3 W* c+ Jdavinci_mdio davinci_mdio.0: detected phy mask fffffffe
. ~9 t6 ~3 l: G5 ~( r% vlibphy: davinci_mdio.0: probed
x- y% A& m5 s$ f. d9 U$ Sdavinci_mdio davinci_mdio.0: phy[0]: device davinci_mdio-0:00, driver SMSC LAN8710/LAN8720/ G3 @0 a5 v3 f& E) l. B' c
i2c /dev entries driver! H8 m& s' G$ H
davinci_mmc da830-mmc.0: cannot find GPIO chip davinci_gpio.1) i: U! x! M/ I& [4 p% D3 I s1 e
davinci_mmc da830-mmc.0: cannot find GPIO chip davinci_gpio.1+ E% q* M4 V/ c* k, H$ o3 v
davinci_mmc da830-mmc.0: Using DMA, 4-bit mode* I/ @! c2 B7 j8 G/ r4 H
NET: Registered protocol family 101 o9 ?3 ?3 D$ B
sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver
4 A& l/ S+ @' b/ f% u0 F8 nNET: Registered protocol family 17# c2 f# F3 X% u
console [netcon0] enabled. K+ U& W$ k! c8 h% K- ]
netconsole: network logging started# p! s: t8 |. ]" V
davinci_emac davinci_emac.1: using random MAC addr: 0a:ed:9e:24:43:89
+ A5 S8 t3 n: Z3 P7 Uhctosys: unable to open rtc device (rtc0)$ u; w* A1 E% P7 P8 \: W! ~8 r
libphy: PHY davinci_mdio-0:07 not found
. J# D5 F* L0 k# Qnet eth0: could not connect to phy davinci_mdio-0:07
5 I* R3 w0 Z8 \4 D, m/ y4 OIP-Config: Failed to open eth07 {$ t T4 |" E6 u1 r( \* X4 ? z/ I
IP-Config: No network devices available
4 T" z" n9 ^: Q+ Y. ~3 w5 immc0: host does not support reading read-only switch, assuming write-enable& i: ^% b9 T! E/ z' v+ m: c
mmc0: new high speed SDHC card at address 59b4
) g, W) p: F5 E& Zmmcblk0: mmc0:59b4 SS08G 7.41 GiB * X, t/ K2 L% o: |+ {
mmcblk0: p1 p2
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" }- C$ O$ n. s9 R1 b2 d2 J/* 此处等待了一段时间 */2 Q* y" ~7 J1 `% L# r
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random: fast init done
! Q3 A9 X0 |8 HVFS: Unable to mount root fs via NFS, trying floppy.* f' X& e0 J% G0 n8 z6 l
VFS: Cannot open root device "nfs" or unknown-block(2,0): error -6
- t% |: B. p& B: R* yPlease append a correct "root=" boot option; here are the available partitions:7 C7 Q% R* k2 _" Y$ w0 F& |5 B
0100 32768 ram0 (driver?)9 Z2 _1 E4 |+ H/ ^" S, B
b300 7764992 mmcblk0 driver: mmcblk
5 F* f: n) P% Q% G0 e: k; z/ C b301 71680 mmcblk0p1 cd4e1bc4-01$ _' N& G& x$ F( Y' w
b302 7675904 mmcblk0p2 cd4e1bc4-02
0 J, v, F0 i n7 I! z4 R+ ^( H& ~, fKernel panic - not syncing: VFS: Unable to mount root fs on unknown-block
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发表于 2017-9-12 22:16:12
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