linux-kernel - Re: [PATCH] staging/dream: add missing include files/fix compilation

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Date:	Thu, 25 Feb 2010 20:30:27 +0100
From:	Pavel Machek <pavel@....cz>
To:	Daniel Walker <dwalker@...eaurora.org>
Cc:	Greg KH <greg@...ah.com>, Arve Hj?nnev?g <arve@...roid.com>,
	kernel list <linux-kernel@...r.kernel.org>,
	linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
	Brian Swetland <swetland@...gle.com>,
	Iliyan Malchev <malchev@...gle.com>,
	linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH] staging/dream: add missing include files/fix
 compilation

Hi!

> > > (and similar error further down). This fixes it, but you probably want
> > > to add machine_is_* to your git. (Aha, is that what you meant by
> > > "machine types"?
> > > 
> > > With this patch it compiles.
> > 
> > Ok, it compiles, but I do not see it booting. You config has:
> > 
> > CONFIG_MSM_DEBUG_UART=3
> > # CONFIG_MSM_DEBUG_UART_NONE is not set
> > # CONFIG_MSM_DEBUG_UART1 is not set
> > # CONFIG_MSM_DEBUG_UART2 is not set
> > CONFIG_MSM_DEBUG_UART3=y
> > ...
> > CONFIG_DEBUG_LL=y
> > CONFIG_EARLY_PRINTK=y
> > 
> > set, so I'd expect it to say something on the serial line... (right?
> > Or do I still need to patch printk.c to get that?). And I see nothing
> > :-(.
> > 
> > I'm using
> > 
> > ./fastboot -c "console=ttyMSM2 root=/dev/mmcblk0p1 rootdelay=5 fbcon=rotate:1" boot /data/l/linux-dwalker/arch/arm/boot/zImage
> > 
> > ...with different kernel, it works (as in "I get most of the boot on
> > serial line; it will not actually mount root").
> 
> Have you seen this error?
...
> /home/dwalker/linux-2.6/drivers/video/msm/msm_fb.c:24: fatal error: linux/msm_mdp.h: No such file or directory
> compilation terminated.
> make[4]: *** [drivers/video/msm/msm_fb.o] Error 1
> make[3]: *** [drivers/video/msm] Error 2
> make[3]: *** Waiting for unfinished jobs....
> make[2]: *** [drivers/video] Error 2
> make[1]: *** [drivers] Error 2
> make: *** [sub-make] Error 2

Yes, framebuffer has problems.

> Even with the framebuffer off I still don't get any serial output on a
> plain 2.6.33-rc6 .. I'm using a config that you sent me when you first
> tested my -next tree .

2.6.33 boots here, with attached config. I'll try -next next.

commandline from head: console=ttyMSM2 root=/dev/mmcblk0p1 rootdelay=5
fbcon=ro1command line length =344
active commandline: board_trout.disable_uart3=0
board_trout.usb_h2w_sw=0 board_1
PARTITIOM_NUM_MAX =6 Valid partition num=6
Uncompressing Linux... done, booting the kernel.
[    0.000000] Linux version 2.6.33-00001-gbaac35c (pavel@amd) (gcc
version 4.30[    0.000000] CPU: ARMv6-compatible processor [4117b362]
revision 2 (ARMv6TEJ)f[    0.000000] CPU: VIPT aliasing data cache,
VIPT aliasing instruction cache
[    0.000000] Machine: HTC Dream
[    0.000000] Ignoring unrecognised tag 0x4d534d70
[    0.000000] Ignoring unrecognised tag 0x57494649
[    0.000000] Ignoring unrecognised tag 0x89768976
[    0.000000] Memory policy: ECC disabled, Data cache writeback
[    0.000000] Built 1 zonelists in Zone order, mobility grouping on.
Total pa4[    0.000000] Kernel command line:
board_trout.disable_uart3=0 board_trout.usb1[    0.000000] PID hash
table entries: 512 (order: -1, 2048 bytes)
...
[    4.960000] NET: Registered protocol family 17
[    4.970000] clock_late_init() disabled 21 unused clocks
[    4.970000] drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
[    4.980000] Waiting 5sec before mounting root device...
[    9.990000] VFS: Cannot open root device "mmcblk0p1" or
unknown-block(0,0)
[    9.990000] Please append a correct "root=" boot option; here are
the availa:[   10.000000] Kernel panic - not syncing: VFS: Unable to
mount root fs on unkn)

								Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

View attachment ".config" of type "text/plain" (33204 bytes)