From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e4.ny.us.ibm.com (e4.ny.us.ibm.com [32.97.182.144]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "e4.ny.us.ibm.com", Issuer "Equifax" (verified OK)) by ozlabs.org (Postfix) with ESMTPS id EB5A2DDF22 for ; Sat, 22 Mar 2008 10:44:10 +1100 (EST) Received: from d01relay04.pok.ibm.com (d01relay04.pok.ibm.com [9.56.227.236]) by e4.ny.us.ibm.com (8.13.8/8.13.8) with ESMTP id m2LNi7gr010603 for ; Fri, 21 Mar 2008 19:44:07 -0400 Received: from d01av04.pok.ibm.com (d01av04.pok.ibm.com [9.56.224.64]) by d01relay04.pok.ibm.com (8.13.8/8.13.8/NCO v8.7) with ESMTP id m2LNi7DJ341424 for ; Fri, 21 Mar 2008 19:44:07 -0400 Received: from d01av04.pok.ibm.com (loopback [127.0.0.1]) by d01av04.pok.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id m2LNi6Dv002078 for ; Fri, 21 Mar 2008 19:44:06 -0400 Message-ID: <47E44845.4060505@austin.ibm.com> Date: Fri, 21 Mar 2008 18:44:05 -0500 From: Manish Ahuja MIME-Version: 1.0 To: linuxppc-dev@ozlabs.org, paulus@samba.org, michael@ellerman.id.au Subject: [PATCH 5/8] pseries: phyp dump: debugging print routines. References: <47E439C3.6050904@austin.ibm.com> In-Reply-To: <47E439C3.6050904@austin.ibm.com> Content-Type: text/plain; charset=ISO-8859-1 Cc: mahuja@us.ibm.com, linasvepstas@gmail.com List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Provide some basic debugging support. Signed-off-by: Manish Ahuja Signed-off-by: Linas Vepstas --- arch/powerpc/platforms/pseries/phyp_dump.c | 61 ++++++++++++++++++++++++++++- 1 file changed, 59 insertions(+), 2 deletions(-) Index: 2.6.25-rc1/arch/powerpc/platforms/pseries/phyp_dump.c =================================================================== --- 2.6.25-rc1.orig/arch/powerpc/platforms/pseries/phyp_dump.c 2008-03-21 22:52:53.000000000 -0500 +++ 2.6.25-rc1/arch/powerpc/platforms/pseries/phyp_dump.c 2008-03-21 22:54:44.000000000 -0500 @@ -123,6 +123,61 @@ static unsigned long init_dump_header(st return addr_offset; } +static void print_dump_header(const struct phyp_dump_header *ph) +{ +#ifdef DEBUG + printk(KERN_INFO "dump header:\n"); + /* setup some ph->sections required */ + printk(KERN_INFO "version = %d\n", ph->version); + printk(KERN_INFO "Sections = %d\n", ph->num_of_sections); + printk(KERN_INFO "Status = 0x%x\n", ph->status); + + /* No ph->disk, so all should be set to 0 */ + printk(KERN_INFO "Offset to first section 0x%x\n", + ph->first_offset_section); + printk(KERN_INFO "dump disk sections should be zero\n"); + printk(KERN_INFO "dump disk section = %d\n", ph->dump_disk_section); + printk(KERN_INFO "block num = %ld\n", ph->block_num_dd); + printk(KERN_INFO "number of blocks = %ld\n", ph->num_of_blocks_dd); + printk(KERN_INFO "dump disk offset = %d\n", ph->offset_dd); + printk(KERN_INFO "Max auto time= %d\n", ph->maxtime_to_auto); + + /*set cpu state and hpte states as well scratch pad area */ + printk(KERN_INFO " CPU AREA \n"); + printk(KERN_INFO "cpu dump_flags =%d\n", ph->cpu_data.dump_flags); + printk(KERN_INFO "cpu source_type =%d\n", ph->cpu_data.source_type); + printk(KERN_INFO "cpu error_flags =%d\n", ph->cpu_data.error_flags); + printk(KERN_INFO "cpu source_address =%lx\n", + ph->cpu_data.source_address); + printk(KERN_INFO "cpu source_length =%lx\n", + ph->cpu_data.source_length); + printk(KERN_INFO "cpu length_copied =%lx\n", + ph->cpu_data.length_copied); + + printk(KERN_INFO " HPTE AREA \n"); + printk(KERN_INFO "HPTE dump_flags =%d\n", ph->hpte_data.dump_flags); + printk(KERN_INFO "HPTE source_type =%d\n", ph->hpte_data.source_type); + printk(KERN_INFO "HPTE error_flags =%d\n", ph->hpte_data.error_flags); + printk(KERN_INFO "HPTE source_address =%lx\n", + ph->hpte_data.source_address); + printk(KERN_INFO "HPTE source_length =%lx\n", + ph->hpte_data.source_length); + printk(KERN_INFO "HPTE length_copied =%lx\n", + ph->hpte_data.length_copied); + + printk(KERN_INFO " SRSD AREA \n"); + printk(KERN_INFO "SRSD dump_flags =%d\n", ph->kernel_data.dump_flags); + printk(KERN_INFO "SRSD source_type =%d\n", ph->kernel_data.source_type); + printk(KERN_INFO "SRSD error_flags =%d\n", ph->kernel_data.error_flags); + printk(KERN_INFO "SRSD source_address =%lx\n", + ph->kernel_data.source_address); + printk(KERN_INFO "SRSD source_length =%lx\n", + ph->kernel_data.source_length); + printk(KERN_INFO "SRSD length_copied =%lx\n", + ph->kernel_data.length_copied); +#endif +} + static void register_dump_area(struct phyp_dump_header *ph, unsigned long addr) { int rc; @@ -135,9 +190,11 @@ static void register_dump_area(struct ph 1, ph, sizeof(struct phyp_dump_header)); } while (rtas_busy_delay(rc)); - if (rc) + if (rc) { printk(KERN_ERR "phyp-dump: unexpected error (%d) on " "register\n", rc); + print_dump_header(ph); + } } /* ------------------------------------------------- */ @@ -246,8 +303,8 @@ static int __init phyp_dump_setup(void) of_node_put(rtas); } + print_dump_header(dump_header); dump_area_length = init_dump_header(&phdr); - /* align down */ dump_area_start = phyp_dump_info->init_reserve_start & PAGE_MASK;