[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] POST failure (loop) with isapc and seabios
From: |
Sebastian Herbszt |
Subject: |
[Qemu-devel] POST failure (loop) with isapc and seabios |
Date: |
Thu, 19 Nov 2009 22:30:20 +0100 |
i386-softmmu/qemu -M isapc -bios pc-bios/bios.bin
(qemu) info cpus
* CPU #0: pc=0x000f3852
(qemu) x/20i $pc
0x000f3852: mov 0xfd408,%eax
0x000f3857: cmp %eax,%edx
0x000f3859: jne 0xf3852
0x000f385b: mov %ecx,0x10000
0x000f3861: mov %ebx,0x10004
0x000f3867: xor %eax,%eax
0x000f3869: cmpl $0x0,0xf78ec
0x000f3870: je 0xf3897
0x000f3872: mov $0x510,%edx
0x000f3877: mov $0xf,%eax
0x000f387c: out %ax,(%dx)
0x000f387e: mov $0x11,%dl
0x000f3880: in (%dx),%al
0x000f3881: mov %al,0xe4(%esp)
0x000f3888: in (%dx),%al
0x000f3889: mov %al,0xe5(%esp)
0x000f3890: mov 0xe4(%esp),%eax
0x000f3897: movzwl %ax,%eax
0x000f389a: mov %eax,0xfd40c
0x000f389f: test %eax,%eax
Could be smp_probe():
// Wait for other CPUs to process the SIPI.
if (CONFIG_COREBOOT) {
msleep(10);
} else {
u8 cmos_smp_count = inb_cmos(CMOS_BIOS_SMP_COUNT);
while (cmos_smp_count + 1 != readl(&CountCPUs))
;
}
Works with pcbios.bin.
- Sebastian
- [Qemu-devel] POST failure (loop) with isapc and seabios,
Sebastian Herbszt <=
- [Qemu-devel] Re: POST failure (loop) with isapc and seabios, Kevin O'Connor, 2009/11/20
- [Qemu-devel] Re: POST failure (loop) with isapc and seabios, Sebastian Herbszt, 2009/11/21
- Re: [Qemu-devel] Re: POST failure (loop) with isapc and seabios, Gleb Natapov, 2009/11/22
- Re: [Qemu-devel] Re: POST failure (loop) with isapc and seabios, Sebastian Herbszt, 2009/11/22
- Re: [Qemu-devel] Re: POST failure (loop) with isapc and seabios, Gleb Natapov, 2009/11/22
- Re: [Qemu-devel] Re: POST failure (loop) with isapc and seabios, Sebastian Herbszt, 2009/11/22
- Re: [Qemu-devel] Re: POST failure (loop) with isapc and seabios, Gleb Natapov, 2009/11/22
- Re: [Qemu-devel] Re: POST failure (loop) with isapc and seabios, Kevin O'Connor, 2009/11/22
- Re: [Qemu-devel] Re: POST failure (loop) with isapc and seabios, Sebastian Herbszt, 2009/11/22
- Re: [Qemu-devel] Re: POST failure (loop) with isapc and seabios, Sebastian Herbszt, 2009/11/22