Re: Pandaboard kernel 3.2.1 loaded from barebox

[Belisko Marek <marek.belisko@gmail.com>]

Hi,

On Fri, Jan 27, 2012 at 11:42 AM, Sascha Hauer <s.hauer@pengutronix.de> wrote:
> On Fri, Jan 27, 2012 at 08:35:02AM +0100, Belisko Marek wrote:
>> Hi,
>>
>> I'm trying execute (stable 3.2.1 kernel) zImage for pandaboard but
>> after command bootz boot/zImage it just stuck:
>> barebox@Texas Instrument's Panda:/ bootz boot/zImage
>> loaded zImage from boot/zImage with size 3314936
>> commandline: console=ttyO2,115200
>> arch_number: 2791
>> Uncompressing Linux... done, booting the kernel.
>>
>> Same with loadm uImage.
>> I have DEBUG_LL enabled in kernel but no message so far after that.
>>
>> Maybe this is not barebox bug just want to be sure ;).
>> It's different platform but it's not related?
>> http://lists.infradead.org/pipermail/barebox/2012-January/005923.html
>>
>> version: barebox 2012.01.
>
> Same here. enable earlyprintk in the kernel and pass earlyprintk on the
> commandline, then you'll get the following. I don't know what's
> happening here. It could be that the kernel makes some assumptions how
> some hardware is initialized.
Thanks for hint. I've check beagle board and beagle board uses
gpmc_generic_init(0x10)
Following patch fix booting on Pandaboard (not sure if 0x00 is OK but
u-boot use the same):

diff --git a/arch/arm/boards/panda/board.c b/arch/arm/boards/panda/board.c
index be3ad77..045b5c5 100644
--- a/arch/arm/boards/panda/board.c
+++ b/arch/arm/boards/panda/board.c
@@ -17,6 +17,7 @@
 #include <linux/err.h>
 #include <sizes.h>
 #include <asm/mmu.h>
+#include <mach/gpmc.h>
 #include <mach/gpio.h>
 #include <environment.h>
 #include <mach/xload.h>
@@ -132,7 +133,9 @@ static int panda_devices_init(void)
                /* enable clocks */
                sr32(OMAP44XX_SCRM_ALTCLKSRC, 2, 2, 0x3);
        }
-
+#ifdef CONFIG_OMAP_GPMC
+       gpmc_generic_init(0x00);
+#endif
        add_generic_device("omap-hsmmc", -1, NULL, 0x4809C100, SZ_4K,
                           IORESOURCE_MEM, NULL);
        panda_ehci_init();

Marek
>
> Sascha
>
>
> barebox@Texas Instrument's Panda:/ boot
> warning: No MAC address set. Using random address 82:CD:38:1E:06:1B
> phy0: Link is up - 100/Full
> T DHCP client bound to address 192.168.24.21
> TFTP from server 192.168.23.2 ('sha-zImage-panda' -> '/image')
>        #################################################################
>        #################################################################
>        #################################################################
>        #################################################################
>        #################################################################
>        #################################################################
>        #################################################################
>        #################################################################
>        #################################################################
>        ##############################################################
> booting kernel from /image
> commandline: console=ttyO2,115200 earlyprintk ip=dhcp root=/dev/nfs nfsroot=:/home/sha/nfsroot/panda,v3,tcp noinitrd
> arch_number: 2791
> Uncompressing Linux... done, booting the kernel.
> [    0.000000] Booting Linux on physical CPU 0
> [    0.000000] Linux version 3.2.0 (sha@dude) (gcc version 4.5.2 (OSELAS.Toolchain-2011.03.1) ) #4 SMP Fri Jan 27 11:37:13 CET 2012
> [    0.000000] CPU: ARMv7 Processor [411fc092] revision 2 (ARMv7), cr=10c53c7d
> [    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
> [    0.000000] Machine: OMAP4 Panda board
> [    0.000000] bootconsole [earlycon0] enabled
> [    0.000000] Truncating RAM at 80000000-bfffffff to -afffffff (vmalloc region overlap).
> [    0.000000] Memory policy: ECC disabled, Data cache writealloc
> [    0.000000] OMAP4430 ES2.1
> [    0.000000] powerdomain: waited too long for powerdomain dss_pwrdm to complete transition
> [    0.000000] PERCPU: Embedded 8 pages/cpu @c11f6000 s10112 r8192 d14464 u32768
> [    0.000000] Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 195072
> [    0.000000] Kernel command line: console=ttyO2,115200 earlyprintk ip=dhcp root=/dev/nfs nfsroot=:/home/sha/nfsroot/panda,v3,tcp noinitrd
> [    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: 768MB = 768MB total
> [    0.000000] Memory: 767192k/767192k available, 19240k reserved, 0K highmem
> [    0.000000] Virtual kernel memory layout:
> [    0.000000]     vector  : 0xffff0000 - 0xffff1000   (   4 kB)
> [    0.000000]     fixmap  : 0xfff00000 - 0xfffe0000   ( 896 kB)
> [    0.000000]     vmalloc : 0xf0800000 - 0xf8000000   ( 120 MB)
> [    0.000000]     lowmem  : 0xc0000000 - 0xf0000000   ( 768 MB)
> [    0.000000]     modules : 0xbf000000 - 0xc0000000   (  16 MB)
> [    0.000000]       .text : 0xc0008000 - 0xc05c0288   (5857 kB)
> [    0.000000]       .init : 0xc05c1000 - 0xc060d780   ( 306 kB)
> [    0.000000]       .data : 0xc060e000 - 0xc0694950   ( 539 kB)
> [    0.000000]        .bss : 0xc0694974 - 0xc0be8f00   (5458 kB)
> [    0.000000] Hierarchical RCU implementation.
> [    0.000000] NR_IRQS:410
> [    0.000000] omap_hwmod: dpll_mpu_m2_ck: missing clockdomain for dpll_mpu_m2_ck.
> [    0.000000] OMAP clockevent source: GPTIMER1 at 32768 Hz
> [    0.000000] sched_clock: 32 bits at 32kHz, resolution 30517ns, wraps every 131071999ms
> [    0.000000] Console: colour dummy device 80x30
> [    0.000000] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
> [    0.000000] ... MAX_LOCKDEP_SUBCLASSES:  8
> [    0.000000] ... MAX_LOCK_DEPTH:          48
> [    0.000000] ... MAX_LOCKDEP_KEYS:        8191
> [    0.000000] ... CLASSHASH_SIZE:          4096
> [    0.000000] ... MAX_LOCKDEP_ENTRIES:     16384
> [    0.000000] ... MAX_LOCKDEP_CHAINS:      32768
> [    0.000000] ... CHAINHASH_SIZE:          16384
> [    0.000000]  memory used by lock dependency info: 3695 kB
> [    0.000000]  per task-struct memory footprint: 1152 bytes
> [    0.056945] Calibrating delay loop... 1194.24 BogoMIPS (lpj=4665344)
> [    0.129821] pid_max: default: 32768 minimum: 301
> [    0.135437] Security Framework initialized
> [    0.140014] Mount-cache hash table entries: 512
> [    0.149475] CPU: Testing write buffer coherency: ok
> [    0.155670] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
> [    0.161712] Calibrating local timer... 292.71MHz.
> [    0.206359] L310 cache controller enabled
> [    0.210571] l2x0: 16 ways, CACHE_ID 0x410000c4, AUX_CTRL 0x7e470000, Cache size: 1048576 B
> [    0.222778] CPU1: Booted secondary processor
> [    0.252075] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001
> [    0.252105] CPU1: Unknown IPI message 0x1
> [    0.252288] Brought up 2 CPUs
> [    0.252319] SMP: Total of 2 processors activated (2359.07 BogoMIPS).
> [    0.288604] omap_hwmod: l3_div_ck: missing clockdomain for l3_div_ck.
> [    0.298919] omap_hwmod: dmm: _wait_target_disable failed
> [    0.307128] omap_hwmod: emif_fw: _wait_target_disable failed
> [    0.315704] omap_hwmod: l3_main_1: _wait_target_disable failed
> [    0.324462] omap_hwmod: l3_main_2: _wait_target_disable failed
> [    0.333251] omap_hwmod: l4_abe: _wait_target_disable failed
> [    0.341735] omap_hwmod: l4_cfg: _wait_target_disable failed
> [    0.350219] omap_hwmod: l4_per: _wait_target_disable failed
> [    0.359222] omap_hwmod: l4_wkup: _wait_target_disable failed
> [    0.367858] omap_hwmod: dma_system: _wait_target_disable failed
> [    0.376800] omap_hwmod: dss_core: _wait_target_disable failed
> [    0.385467] omap_hwmod: dss_dispc: _wait_target_disable failed
> [    0.394226] omap_hwmod: dss_dsi1: _wait_target_disable failed
> [    0.402893] omap_hwmod: dss_dsi2: _wait_target_disable failed
> [    0.411560] omap_hwmod: dss_hdmi: _wait_target_disable failed
> [    0.420257] omap_hwmod: dss_rfbi: _wait_target_disable failed
> [    0.428924] omap_hwmod: dss_venc: _wait_target_disable failed
> [    0.438873] omap_hwmod: mailbox: _wait_target_disable failed
> [    0.447570] omap_hwmod: mcpdm: cannot be enabled (3)
> [    0.455688] omap_hwmod: spinlock: _wait_target_disable failed
> [    0.467590] print_constraints: dummy:
> [    0.472930] NET: Registered protocol family 16
> [    0.478363] GPMC revision 6.0
> [    0.481597] ------------[ cut here ]------------
> [    0.486419] Kernel BUG at c05ca108 [verbose debug info unavailable]
> [    0.492950] Internal error: Oops - undefined instruction: 0 [#1] SMP
> [    0.499572] Modules linked in:
> [    0.502807] CPU: 0    Not tainted  (3.2.0 #4)
> [    0.507385] PC is at gpmc_init+0x1dc/0x2dc
> [    0.511688] LR is at gpmc_init+0x1d4/0x2dc
> [    0.515960] pc : [<c05ca108>]    lr : [<c05ca100>]    psr: a0000013
> [    0.515991] sp : ef833f60  ip : 00000000  fp : 00ffffff
> [    0.527954] r10: c0695000  r9 : c0695000  r8 : 00000000
> [    0.533416] r7 : 00000078  r6 : fffffff0  r5 : c0694fdc  r4 : 00000000
> [    0.540191] r3 : ef831380  r2 : 00000000  r1 : 00000450  r0 : c062a634
> [    0.546997] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment kernel
> [    0.554595] Control: 10c53c7d  Table: 8000404a  DAC: 00000017
> [    0.560577] Process swapper/0 (pid: 1, stack limit = 0xef8322f8)
> [    0.566833] Stack: (0xef833f60 to 0xef834000)
> [    0.571411] 3f60: 00000000 00000000 c0695000 00000034 6d5f336c c0609f6c c0694980 ef832000
> [    0.579925] 3f80: 00000000 00000000 00000000 c05c9f2c 00000000 c0008770 c009b038 c0617880
> [    0.588409] 3fa0: 0000009f c05c9f2c 0000009f 00000013 00000000 35319174 00000039 00000000
> [    0.596923] 3fc0: c066a85c c0609f6c c060a414 c0014354 00000013 00000000 00000000 00000000
> [    0.605407] 3fe0: 00000000 c05c1870 ef831380 00000000 c05c17e4 c0014354 00000000 fffffff7
> [    0.613922] [<c05ca108>] (gpmc_init+0x1dc/0x2dc) from [<c0008770>] (do_one_initcall+0x34/0x180)
> [    0.622955] [<c0008770>] (do_one_initcall+0x34/0x180) from [<c05c1870>] (kernel_init+0x8c/0x138)
> [    0.632110] [<c05c1870>] (kernel_init+0x8c/0x138) from [<c0014354>] (kernel_thread_exit+0x0/0x8)
> [    0.641235] Code: e59f00e0 ebf93996 e3560000 aa000000 (e7f001f2)
> [    0.647644] ---[ end trace 1b75b31a2719ed1c ]---
> [    0.652496] Kernel panic - not syncing: Attempted to kill init!
> [    0.658691] CPU1: stopping
> [    0.661590] [<c001a49c>] (unwind_backtrace+0x0/0xf4) from [<c00186ac>] (handle_IPI+0x11c/0x148)
> [    0.670623] [<c00186ac>] (handle_IPI+0x11c/0x148) from [<c041899c>] (__irq_svc+0x3c/0xe0)
> [    0.679138] [<c041899c>] (__irq_svc+0x3c/0xe0) from [<c00143c0>] (default_idle+0x30/0x38)
> [    0.687652] [<c00143c0>] (default_idle+0x30/0x38) from [<c00145e8>] (cpu_idle+0xc0/0x104)
> [    0.696136] [<c00145e8>] (cpu_idle+0xc0/0x104) from [<80411534>] (0x80411534)
>
> --
> Pengutronix e.K.                           |                             |
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> Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0    |
> Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |



-- 
as simple and primitive as possible
-------------------------------------------------
Marek Belisko - OPEN-NANDRA
Freelance Developer

Ruska Nova Ves 219 | Presov, 08005 Slovak Republic
Tel: +421 915 052 184
skype: marekwhite
twitter: #opennandra
web: http://open-nandra.com

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