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"Lu, Yinghai" <yinghai.lu@amd.com> writes: > -----Original Message-----> From: linuxbios-bounces@linuxbios.org> [mailto:linuxbios-bounces@linuxbios.org] On Behalf Of > ebiederm@xmission.com>>>>Ok due to popular demands here is the slightly fixed patch that works >>on both i386 and x86_64. For the i386 version you must not have >>HIGHMEM64G enabled. >>>I just rolled it all into one patch as I'm to lazy to transmit all >>3 of them.>>> I got>> Firmware type: LinuxBIOS> Linux version 2.6.19-smp-gc9976797-dirty (root@lbsrv) (gcc version > 4.0.2) #196 6> Command line: earlyprintk=ttyS0,115200 apic=debug pci=noacpi,routeirq > snd-hda-i> BIOS-provided physical RAM map:> BIOS-e820: 0000000000000000 - 0000000000001000 (reserved) > BIOS-e820: 0000000000001000 - 00000000000a0000 (usable) > BIOS-e820: 00000000000c0000 - 00000000000f0000 (usable) > BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved) > BIOS-e820: 0000000000100000 - 00000000c0000000 (usable) > BIOS-e820: 0000000100000000 - 0000000240000000 (usable) > dbgp_num: 0 > Found EHCI debug port > bar: 10 offset: 098 > bar: 10 offset: 098 > dbgp pre-set_fixmap_nocache > PANIC: early exception rip ffffffff809c24b4 error 0 cr2 ffff810000203ff8 > > Call Trace: > [<ffffffff809c24b4>] __set_fixmap+0x84/0x202 > [<ffffffff809c05bb>] early_dbgp_init+0x259/0x55c > [<ffffffff8022d958>] __call_console_drivers+0x64/0x72 > [<ffffffff809b242b>] do_early_param+0x0/0x57 > [<ffffffff809c0a20>] setup_early_printk+0x162/0x17e > [<ffffffff809b2459>] do_early_param+0x2e/0x57 > [<ffffffff8023d051>] parse_args+0x159/0x1f3 > [<ffffffff809b24c2>] parse_early_param+0x40/0x4c > [<ffffffff809b88ca>] setup_arch+0x1c1/0x636 > [<ffffffff809b2534>] start_kernel+0x55/0x208 > [<ffffffff809b2173>] _sinittext+0x173/0x177 > > RIP __set_fixmap+0x84/0x202 Ugh. I'd check the code. But it looks like my tweak to the early fixmap code. But my hunch is that my tweak to __fixmap so that it's pud and pmd were prepopulated didn't take on your build. > With Eric code in LinuxBIOS, it will report "No device found in debug > port" Hmm. At least this is partial progress :) Eric - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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