From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Schwierzeck Date: Fri, 05 Dec 2014 15:14:18 +0100 Subject: [U-Boot] Using u-boot with qemu-system-mips(qemu-2.1.2) caused infinite loop In-Reply-To: References: Message-ID: <5481BDBA.5050501@gmail.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hi, On 04.12.2014 08:55, jiang wrote: > Hello all: > I just downloaded the latest u-boot source code,then compiled with: > make qemu_mips_defconfig > make CROSS_COMPILE=mips-linux-uclibc- > then create image: > # dd of=flash bs=1k count=4k if=/dev/zero > # dd of=flash bs=1k conv=notrunc if=u-boot.bin > > run with: > qemu-system-mips -M mips -pflash flash -nographic > > but I got nothing then I try to debug with gdb,I got this: > > 0xbfc001fc <_start+508>: nop > 0xbfc00200 <_start+512>: b 0xbfc00200 <_start+512> > 0xbfc00204 <_start+516>: nop > 0xbfc00208 <_start+520>: nop with recent Qemu versions there occurs a CPU exception in CFI probing > > Another thing, the file u-boot.bin I got was 215k, is that ok? > > What should I do to use u-boot in qemu?:) > if you don't need 64bit support, you should use the malta board for Qemu $ make malta_defconfig $ make CROSS_COMPILE=mips-linux-uclibc- $ qemu-system-mips -M malta -m 256 -nographic -bios u-boot.bin U-Boot 2015.01-rc2-00163-g97cdf64 (Dec 05 2014 - 15:06:30) Board: MIPS Malta CoreLV DRAM: 256 MiB Flash: 4 MiB *** Warning - bad CRC, using default environment In: serial Out: serial Err: serial Net: pcnet#0 Warning: pcnet#0 using MAC address from net device malta # -- - Daniel