From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Thu, 24 Aug 2006 19:36:02 +0100 (BST) Received: from h155.mvista.com ([63.81.120.155]:40510 "EHLO imap.sh.mvista.com") by ftp.linux-mips.org with ESMTP id S20038554AbWHXSgA (ORCPT ); Thu, 24 Aug 2006 19:36:00 +0100 Received: from [192.168.1.248] (unknown [10.150.0.9]) by imap.sh.mvista.com (Postfix) with ESMTP id 093083EE2; Thu, 24 Aug 2006 11:35:50 -0700 (PDT) Message-ID: <44EDF1C8.4020507@ru.mvista.com> Date: Thu, 24 Aug 2006 22:36:56 +0400 From: Sergei Shtylyov Organization: MontaVista Software Inc. User-Agent: Mozilla/5.0 (X11; U; Linux i686; rv:1.7.2) Gecko/20040803 X-Accept-Language: ru, en-us, en-gb MIME-Version: 1.0 To: dpervushin@ru.mvista.com Cc: ralf@linux-mips.org, linux-mips@linux-mips.org Subject: Re: [PATCH] NEC EMMA2RH support, revisited References: <1148208787.6884.9.camel@diimka-laptop> In-Reply-To: <1148208787.6884.9.camel@diimka-laptop> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 12427 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: sshtylyov@ru.mvista.com Precedence: bulk X-list: linux-mips Hello. dmitry pervushin wrote: > The patch below is to support NEC EMMA2RH Mark-eins board (R5500-based) > Thanks for helping and valuable comments: > the whole linux-mips comminuty > Ralf Baechle > Martin Michlmayr > Thiemo Seufer It seems that the community have overlooked at least one issue with this code: > Index: linux/arch/mips/emma2rh/markeins/setup.c > =================================================================== > --- /dev/null > +++ linux/arch/mips/emma2rh/markeins/setup.c [...] > +static void inline __init markeins_sio_setup(void) > +{ > +#ifdef CONFIG_KGDB_8250 I wonder what it's doing in the Linux/MIPS patch while it's only relevant to the cross-arch KGDB patchset. > + struct uart_port emma_port; > + > + memset(&emma_port, 0, sizeof(emma_port)); > + > + emma_port.flags = > + UPF_BOOT_AUTOCONF | UPF_SKIP_TEST; > + emma_port.iotype = UPIO_MEM; > + emma_port.regshift = 4; /* I/O addresses are every 8 bytes */ > + emma_port.uartclk = 18544000; /* Clock rate of the chip */ > + > + emma_port.line = 0; > + emma_port.mapbase = KSEG1ADDR(EMMA2RH_PFUR0_BASE + 3); > + emma_port.membase = (u8*)emma_port.mapbase; > + early_serial_setup(&emma_port); > + > + emma_port.line = 1; > + emma_port.mapbase = KSEG1ADDR(EMMA2RH_PFUR1_BASE + 3); > + emma_port.membase = (u8*)emma_port.mapbase; > + early_serial_setup(&emma_port); > + > + emma_port.irq = EMMA2RH_IRQ_PFUR1; > + kgdb8250_add_port(1, &emma_port); > +#endif Why you #ifdef out early_serial_setup() calls is even more interesting. How this kernel is supposed to work at all with such code?! WBR, Sergei