From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp1.xs4all.nl (smtp1.xs4all.nl [194.109.127.131]) by dsl2.external.hp.com (Postfix) with ESMTP id 26135482A for ; Fri, 21 Sep 2001 13:21:03 -0600 (MDT) Received: from rivierenland.xs4all.nl (rivierenland.xs4all.nl [194.109.14.47]) by smtp1.xs4all.nl (8.9.3/8.9.3) with ESMTP id VAA19813 for ; Fri, 21 Sep 2001 21:21:00 +0200 (CEST) From: thunder7@xs4all.nl Date: Fri, 21 Sep 2001 21:17:33 +0200 To: parisc-linux@lists.parisc-linux.org Subject: Re: [parisc-linux] 712/60 boots fine Message-ID: <20010921211733.A5505@middle.of.nowhere> Reply-To: thunder7@xs4all.nl References: <87g09gpkac.fsf@rover.gag.com> <200109211731.LAA01939@puffin.external.hp.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <200109211731.LAA01939@puffin.external.hp.com> List-ID: On Fri, Sep 21, 2001 at 11:31:51AM -0600, Grant Grundler wrote: > Certainly. But we had to start someplace. I'm happy Paul wrote > *any* documentation - an excellent set of documentation no less > and packaged the whole mess. > > IMHO, new folks need to get involved for stuff like palo enhancements. > I'm sure Paul would welcome any patches people cook up. > I guess that means me :-) This is my current palo output: jurriaan@pa8200:~$ sudo /sbin/palo palo version 0.94 bame@c3k Sat Sep 8 12:33:24 MDT 2001 ELF32 executable Partition Start(MB) End(MB) Id Type 1 1 31 f0 Palo 2 32 3846 83 ext2 3 3847 7661 83 ext2 4 7662 8678 82 swap ipl: addr 16384 size 28672 entry 0x0 ko 0x0 ksz 0 k64o 0x0 k64sz 0 rdo 0 rdsz 0 <2/boot/vmlinux-2.4.9-pa24 root=/dev/sda2 HOME=/> ipl: addr 16384 size 28672 entry 0x0 ko 0x44000 ksz 2853588 k64o 0x0 k64sz 0 rdo 0 rdsz 0 <2/boot/vmlinux-2.4.9-pa24 root=/dev/sda2 HOME=/> Now if I understand correctly, palo must - warn if there is no f0 partition - warn if there is no ext2 partition in the first 2 Gb The first is not that difficult, the relevant patch is here: =================================================== diff -Br -b -U 3 -N palo/lib/diskpart.c palo-new/lib/diskpart.c --- palo/lib/diskpart.c Fri Jun 15 12:05:10 2001 +++ palo-new/lib/diskpart.c Fri Sep 21 22:37:54 2001 @@ -97,6 +97,7 @@ { int i; const int mbshift = 20 - 9; + int f0_found = 0; printf("Partition Start(MB) End(MB) Id Type\n\r"); for (i = 0; i < maxparts; i++) @@ -110,6 +111,16 @@ mptab[i].id == 0x83 ? "ext2" : (mptab[i].id == 0x82 ? "swap" : (mptab[i].id == 0xf0 ? "Palo" : "Unknown"))); + if ( (mptab[i].id == 0xf0) && + (1 + ((mptab[i].start + mptab[i].length) >> mbshift) < 2048) ) + f0_found = 1; + } + if (f0_found == 0) + { + printf("WARNING: You have no partition with type f0 within the first 2 Gb of the disk.\n"); + printf("palo needs this partition to store the bootloader and optional (recovery)\n"); + printf("kernel/ramdisk. It's size should be 4 (minimal) to 16 (safe) Mb.\n"); + printf("Read /usr/share/doc/palo/README for more information.\n"); } } =================================================== The second problem should probably be something like this: =================================================== diff -Br -b -U 3 -N palo/palo/palo.c palo-new/palo/palo.c --- palo/palo/palo.c Thu Jun 21 12:05:38 2001 +++ palo-new/palo/palo.c Fri Sep 21 23:14:48 2001 @@ -784,6 +792,20 @@ } if (f0 == MAXPARTS) error(11); + if (strlen(commandline) > 1) + { + int bootpart=atoi(commandline); + if ((bootpart > 0) && (bootpart < MAXPARTS)) + { + /* 2^11 = 1048576 / 512 */ + if (1+((ptab[bootpart].start + ptab[bootpart].length) >> 11) >= 2048 ) + { + printf("Warning: your kernel-image ('%s') is on a partition that isn't entirely below 2 Gb.\n",commandline); + printf("Palo can't read files beyond 2 Gb on older machines. Read /usr/share/doc/palo/README for more informa tion.\n"); + } + } + } + print_ptab_pretty(ptab, MAXPARTS); if (0) printf("F0 partition start sector %d length %d\n", =================================================== I'd appreciate pointers to improve this. If this works out, perhaps adding reiserfs support to palo is next? It works in yaboot (PPC boot-loader), after all. Good luck, Jurriaan ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ test.out: unmodified: line 1 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ test.out: unmodified: line 1 -- Your face is just a mask you wear, but masks are hidden faces The Oysterband - The road to Santiago GNU/Linux 2.4.9-ac10 SMP/ReiserFS 2x1402 bogomips load av: 0.00 0.00 0.00