On Sun, Apr 20, 2008 at 11:00:29PM -0600, Grant Grundler wrote: > On Mon, Apr 21, 2008 at 01:18:18AM +0200, Domenico Andreoli wrote: > > > > as soon as I booted my dual PA8600 with 2.6.25 I got 1 CPU less. The > > only other kernel I successfully used on that box is Debian's 2.6.22-3. > > Sorry, I can't reproduce this on my j6000. > > But there are some differences: > 1) I'm using gcc 4.2 how do you build with gcc 4.2? if i try with make -j2 CC=gcc-4.2 build fails almost immediately (yes, I have package gcc-4.2). > 2) I'm testing 32-bit kernels. indeeed disabling 64 bit support brings the cpu back > ... > > model 9000/785/J5600 > > Total Memory: 3840 MB > > Is this really 4GB with IO Hole? > The memory behind the IO Hole should be visible at a phys addr above 4GB. really don't know, please read the diff between the two boots. thank you. --- dmesg.txt 2008-04-21 11:19:16.000000000 +0200 +++ dmesg2.txt 2008-04-21 15:27:46.000000000 +0200 @@ -1,6 +1,7 @@ -Linux version 2.6.22-3-parisc64-smp (Debian 2.6.22-6) (maks@xxxxxxxxxx) (gcc version 4.1.3 20071019 (prerelease) (Debian 4.1.2-17)) #2 SMP Mon Nov 12 21:04:20 CET 2007 +Linux version 2.6.25 (cavok@ska) (gcc version 4.1.3 20080308 (prerelease) (Debian 4.1.2-21)) #8 SMP Mon Apr 21 12:25:50 CES8 FP[0] enabled: Rev 1 Model 16 The 64-bit Kernel has started... +console [ttyB0] enabled Initialized PDC Console for debugging. Determining PDC firmware type: System Map. model 00005d10 00000491 00000000 00000002 77b406fc 100000f0 00000008 000000b2 000000b2 @@ -8,41 +9,28 @@ CPUID vers 17 rev 10 (0x0000022a) capabilities 0x3 model 9000/785/J5600 -Memory Ranges: - 0) Start 0x0000000000000000 End 0x00000000efffffff Size 3840 MB - 1) Start 0x00000010f0000000 End 0x00000010ffffffff Size 256 MB -Total Memory: 4096 MB -initrd: 7fa75000-7ffee77e -initrd: reserving 3fa75000-3ffee77e (mem_max 100000000) -On node 0 totalpages: 983040 - Normal zone: 13440 pages used for memmap - Normal zone: 0 pages reserved - Normal zone: 969600 pages, LIFO batch:31 -On node 1 totalpages: 65536 - Normal zone: 896 pages used for memmap - Normal zone: 0 pages reserved - Normal zone: 64640 pages, LIFO batch:15 +Total Memory: 3840 MB LCD display at fffffff0f05d0008,fffffff0f05d0000 registered SMP: bootstrap CPU ID is 0 -Built 2 zonelists. Total pages: 1034240 -Kernel command line: root=/dev/sdb5 panic=60 HOME=/ console=ttyS0 TERM=vt102 palo_kernel=2/vmlinux.failsafe +Built 1 zonelists in Zone order, mobility grouping on. Total pages: 969600 +Kernel command line: root=/dev/sdb5 panic=60 HOME=/ console=ttyS0 TERM=vt102 palo_kernel=2/vmlinux PID hash table entries: 4096 (order: 12, 32768 bytes) Console: colour dummy device 160x64 Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes) Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes) -Memory: 4110336k/4194304k available (3041k kernel code, 83172k reserved, 1302k data, 296k init) +Memory: 3858944k/3932160k available (2925k kernel code, 72904k reserved, 1278k data, 236k init) virtual kernel memory layout: vmalloc : 0x0000000000008000 - 0x000000003f000000 (1007 MB) - memory : 0x0000000040000000 - 0x0000001140000000 (69632 MB) - .init : 0x0000000040608000 - 0x0000000040652000 ( 296 kB) - .data : 0x00000000403f8500 - 0x000000004053e000 (1302 kB) - .text : 0x0000000040100000 - 0x00000000403f8500 (3041 kB) -Calibrating delay loop... 1101.82 BogoMIPS (lpj=2203648) -Security Framework v1.0.0 initialized -SELinux: Disabled at boot. + memory : 0x0000000040000000 - 0x0000000130000000 (3840 MB) + .init : 0x00000000405b4000 - 0x00000000405ef000 ( 236 kB) + .data : 0x00000000403db720 - 0x000000004051b000 (1278 kB) + .text : 0x0000000040100000 - 0x00000000403db720 (2925 kB) +SLUB: Genslabs=12, HWalign=64, Order=0-1, MinObjects=4, CPUs=2, Nodes=1 +Security Framework initialized Capability LSM initialized Mount-cache hash table entries: 256 Brought up 1 CPUs +net_namespace: 1008 bytes NET: Registered protocol family 16 EISA bus registered Searching for devices... @@ -58,11 +46,9 @@ 9. Memory at 0xfffffffffed10200 [49] { 1, 0x0, 0x09e, 0x00009 } Enabling regular chassis codes support v0.05 Releasing cpu 1 now, hpa=fffffffffffa2000 -FP[1] enabled: Rev 1 Model 16 -migration_cost=4000 +SMP: CPU:1 is stuck. CPU(s): 2 x PA8600 (PCX-W+) at 552.000000 MHz -Whole cache flush 177618 cycles, flushing 5578752 bytes 826963 cycles -Setting cache flush threshold to 100000 (2 CPUs online) +Setting cache flush threshold to fc880 (1 CPUs online) SBA found Astro 2.1 at 0xfffffffffed00000 Elroy version TR2.1 (0x2) found at 0xfffffffffed30000 PCI: Enabled native mode for NS87415 (pif=0x8f) -----[ Domenico Andreoli, aka cavok --[ http://www.dandreoli.com/gpgkey.asc ---[ 3A0F 2F80 F79C 678A 8936 4FEE 0677 9033 A20E BC50 -- To unsubscribe from this list: send the line "unsubscribe linux-parisc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html