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Date: Wed, 3 Jun 2015 17:49:05 +0000 From: "Shevchenko, Andriy" <andriy.shevchenko@...el.com> To: "bp@...e.de" <bp@...e.de> CC: "andy.shevchenko@...il.com" <andy.shevchenko@...il.com>, "mingo@...nel.org" <mingo@...nel.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "mika.westerberg@...ux.intel.com" <mika.westerberg@...ux.intel.com> Subject: Re: [PATCH 1/1] x86/microcode: vsnprintf() might be unavailable On Wed, 2015-06-03 at 18:27 +0300, Andy Shevchenko wrote: > > > I have a totally empty screen (serial console). So, if you teach me > > > how to gather that I could do it later on. > > > > That'll be hard - you'd probably need a hardware debugger or something > > special to get a RIP or other data that early... Or hack up some very > > early console printing with BIOS methods and so on. hpa had something > > like that somewhere AFAIR... > > I could try kvm / qemu as well, though there might be not the same > conditions. Yeah, qemu runs fine. -- Andy Shevchenko <andriy.shevchenko@...el.com> Intel Finland Oy --------------------------------------------------------------------- Intel Finland Oy Registered Address: PL 281, 00181 Helsinki Business Identity Code: 0357606 - 4 Domiciled in Helsinki This e-mail and any attachments may contain confidential material for the sole use of the intended recipient(s). Any review or distribution by others is strictly prohibited. If you are not the intended recipient, please contact the sender and delete all copies.
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