[POWERPC] pseries: phyp dump: Debugging print routines
Provide some basic debugging support. Signed-off-by: Manish Ahuja <mahuja@us.ibm.com> Signed-off-by: Linas Vepstas <linasvepstas@gmail.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
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@ -123,6 +123,61 @@ static unsigned long init_dump_header(struct phyp_dump_header *ph)
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return addr_offset;
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}
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static void print_dump_header(const struct phyp_dump_header *ph)
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{
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#ifdef DEBUG
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printk(KERN_INFO "dump header:\n");
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/* setup some ph->sections required */
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printk(KERN_INFO "version = %d\n", ph->version);
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printk(KERN_INFO "Sections = %d\n", ph->num_of_sections);
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printk(KERN_INFO "Status = 0x%x\n", ph->status);
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/* No ph->disk, so all should be set to 0 */
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printk(KERN_INFO "Offset to first section 0x%x\n",
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ph->first_offset_section);
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printk(KERN_INFO "dump disk sections should be zero\n");
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printk(KERN_INFO "dump disk section = %d\n", ph->dump_disk_section);
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printk(KERN_INFO "block num = %ld\n", ph->block_num_dd);
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printk(KERN_INFO "number of blocks = %ld\n", ph->num_of_blocks_dd);
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printk(KERN_INFO "dump disk offset = %d\n", ph->offset_dd);
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printk(KERN_INFO "Max auto time= %d\n", ph->maxtime_to_auto);
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/*set cpu state and hpte states as well scratch pad area */
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printk(KERN_INFO " CPU AREA \n");
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printk(KERN_INFO "cpu dump_flags =%d\n", ph->cpu_data.dump_flags);
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printk(KERN_INFO "cpu source_type =%d\n", ph->cpu_data.source_type);
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printk(KERN_INFO "cpu error_flags =%d\n", ph->cpu_data.error_flags);
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printk(KERN_INFO "cpu source_address =%lx\n",
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ph->cpu_data.source_address);
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printk(KERN_INFO "cpu source_length =%lx\n",
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ph->cpu_data.source_length);
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printk(KERN_INFO "cpu length_copied =%lx\n",
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ph->cpu_data.length_copied);
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printk(KERN_INFO " HPTE AREA \n");
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printk(KERN_INFO "HPTE dump_flags =%d\n", ph->hpte_data.dump_flags);
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printk(KERN_INFO "HPTE source_type =%d\n", ph->hpte_data.source_type);
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printk(KERN_INFO "HPTE error_flags =%d\n", ph->hpte_data.error_flags);
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printk(KERN_INFO "HPTE source_address =%lx\n",
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ph->hpte_data.source_address);
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printk(KERN_INFO "HPTE source_length =%lx\n",
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ph->hpte_data.source_length);
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printk(KERN_INFO "HPTE length_copied =%lx\n",
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ph->hpte_data.length_copied);
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printk(KERN_INFO " SRSD AREA \n");
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printk(KERN_INFO "SRSD dump_flags =%d\n", ph->kernel_data.dump_flags);
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printk(KERN_INFO "SRSD source_type =%d\n", ph->kernel_data.source_type);
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printk(KERN_INFO "SRSD error_flags =%d\n", ph->kernel_data.error_flags);
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printk(KERN_INFO "SRSD source_address =%lx\n",
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ph->kernel_data.source_address);
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printk(KERN_INFO "SRSD source_length =%lx\n",
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ph->kernel_data.source_length);
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printk(KERN_INFO "SRSD length_copied =%lx\n",
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ph->kernel_data.length_copied);
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#endif
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}
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static void register_dump_area(struct phyp_dump_header *ph, unsigned long addr)
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{
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int rc;
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@ -135,9 +190,11 @@ static void register_dump_area(struct phyp_dump_header *ph, unsigned long addr)
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1, ph, sizeof(struct phyp_dump_header));
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} while (rtas_busy_delay(rc));
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if (rc)
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if (rc) {
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printk(KERN_ERR "phyp-dump: unexpected error (%d) on "
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"register\n", rc);
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print_dump_header(ph);
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}
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}
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/* ------------------------------------------------- */
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@ -246,8 +303,8 @@ static int __init phyp_dump_setup(void)
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of_node_put(rtas);
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}
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print_dump_header(dump_header);
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dump_area_length = init_dump_header(&phdr);
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/* align down */
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dump_area_start = phyp_dump_info->init_reserve_start & PAGE_MASK;
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