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From: Danny Home Educator <dannyhsdad@gmail.com>
To: linux-mips@linux-mips.org
Subject: QEMU and mips linux
Date: Thu, 11 Aug 2005 12:19:08 -0500	[thread overview]
Message-ID: <1634a4f105081110194fe8603d@mail.gmail.com> (raw)

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I've gotten the binutils and gcc per chain tools directions (except for 
mips-unknown-linux-gnu i.e., 32 bit version of the compiler, etc.) and built 
my own mips cross compiler (I'm on Linux/x86). Then I got the kernel source 
from CVS and in the make menuconfig, all I did was change the machine 
selection to be QEMU and CPU selection to be R4x00.

Then I hand edited the .config to enable CONFIG_CROSSCOMPILE and then I 
built the kernel:

make CROSS_COMPILE=mips-unknown-linux-gnu-

And then I got compile failure with:

LD init/built-in.o
LD .tmp_vmlinux1
arch/mips/kernel/built-in.o: In function `show_cpuinfo':
proc.c:(.text+0x9c88): undefined reference to `get_system_type'
proc.c:(.text+0x9c88): relocation truncated to fit: R_MIPS_26 against 
`get_system_type'
make: *** [.tmp_vmlinux1] Error 1


I then edited arch/mips/qemu/q-setup.c to add:

9,14d8
< const char *get_system_type(void)
< {
< return "QEMU MIPS";
< }
<
<

And I was able to build vmlinux. I've gotten qemu-0.7.1, created blank 
bios.bin file and when I try to run it, I get:

% qemu-system-mips -kernel vmlinux -m 16 -nographic
(qemu) mips_r4k_init: start
mips_r4k_init: load BIOS '/usr/local/share/qemu/mips_bios.bin' size 131072

And hangs there.

Has anyone else tried qemu with the latest mips linux? Thanks.

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             reply	other threads:[~2005-08-11 17:15 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-08-11 17:19 Danny Home Educator [this message]
2005-08-11 17:41 ` QEMU and mips linux Ralf Baechle
2005-08-15 11:07   ` Ralf Baechle

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