1*1da177e4SLinus Torvalds /* 2*1da177e4SLinus Torvalds * This file is subject to the terms and conditions of the GNU General Public 3*1da177e4SLinus Torvalds * License. See the file "COPYING" in the main directory of this archive 4*1da177e4SLinus Torvalds * for more details. 5*1da177e4SLinus Torvalds * 6*1da177e4SLinus Torvalds * Copyright (C) 2001, 2003 Keith M Wesolowski 7*1da177e4SLinus Torvalds * Copyright (C) 2005 Ilya A. Volynets <ilya@total-knowledge.com> 8*1da177e4SLinus Torvalds */ 9*1da177e4SLinus Torvalds #include <linux/types.h> 10*1da177e4SLinus Torvalds #include <linux/init.h> 11*1da177e4SLinus Torvalds #include <linux/kernel.h> 12*1da177e4SLinus Torvalds #include <linux/interrupt.h> 13*1da177e4SLinus Torvalds #include <asm/bootinfo.h> 14*1da177e4SLinus Torvalds #include <asm/io.h> 15*1da177e4SLinus Torvalds #include <asm/mipsregs.h> 16*1da177e4SLinus Torvalds #include <asm/ptrace.h> 17*1da177e4SLinus Torvalds #include <asm/page.h> 18*1da177e4SLinus Torvalds #include <asm/ip32/crime.h> 19*1da177e4SLinus Torvalds #include <asm/ip32/mace.h> 20*1da177e4SLinus Torvalds 21*1da177e4SLinus Torvalds struct sgi_crime *crime; 22*1da177e4SLinus Torvalds struct sgi_mace *mace; 23*1da177e4SLinus Torvalds 24*1da177e4SLinus Torvalds void __init crime_init(void) 25*1da177e4SLinus Torvalds { 26*1da177e4SLinus Torvalds unsigned int id, rev; 27*1da177e4SLinus Torvalds const int field = 2 * sizeof(unsigned long); 28*1da177e4SLinus Torvalds 29*1da177e4SLinus Torvalds set_io_port_base((unsigned long) ioremap(MACEPCI_LOW_IO, 0x2000000)); 30*1da177e4SLinus Torvalds crime = ioremap(CRIME_BASE, sizeof(struct sgi_crime)); 31*1da177e4SLinus Torvalds mace = ioremap(MACE_BASE, sizeof(struct sgi_mace)); 32*1da177e4SLinus Torvalds 33*1da177e4SLinus Torvalds id = crime->id; 34*1da177e4SLinus Torvalds rev = id & CRIME_ID_REV; 35*1da177e4SLinus Torvalds id = (id & CRIME_ID_IDBITS) >> 4; 36*1da177e4SLinus Torvalds printk (KERN_INFO "CRIME id %1x rev %d at 0x%0*lx\n", 37*1da177e4SLinus Torvalds id, rev, field, (unsigned long) CRIME_BASE); 38*1da177e4SLinus Torvalds } 39*1da177e4SLinus Torvalds 40*1da177e4SLinus Torvalds irqreturn_t 41*1da177e4SLinus Torvalds crime_memerr_intr (unsigned int irq, void *dev_id, struct pt_regs *regs) 42*1da177e4SLinus Torvalds { 43*1da177e4SLinus Torvalds unsigned long stat, addr; 44*1da177e4SLinus Torvalds int fatal = 0; 45*1da177e4SLinus Torvalds 46*1da177e4SLinus Torvalds stat = crime->mem_error_stat & CRIME_MEM_ERROR_STAT_MASK; 47*1da177e4SLinus Torvalds addr = crime->mem_error_addr & CRIME_MEM_ERROR_ADDR_MASK; 48*1da177e4SLinus Torvalds 49*1da177e4SLinus Torvalds printk("CRIME memory error at 0x%08lx ST 0x%08lx<", addr, stat); 50*1da177e4SLinus Torvalds 51*1da177e4SLinus Torvalds if (stat & CRIME_MEM_ERROR_INV) 52*1da177e4SLinus Torvalds printk("INV,"); 53*1da177e4SLinus Torvalds if (stat & CRIME_MEM_ERROR_ECC) { 54*1da177e4SLinus Torvalds unsigned long ecc_syn = 55*1da177e4SLinus Torvalds crime->mem_ecc_syn & CRIME_MEM_ERROR_ECC_SYN_MASK; 56*1da177e4SLinus Torvalds unsigned long ecc_gen = 57*1da177e4SLinus Torvalds crime->mem_ecc_chk & CRIME_MEM_ERROR_ECC_CHK_MASK; 58*1da177e4SLinus Torvalds printk("ECC,SYN=0x%08lx,GEN=0x%08lx,", ecc_syn, ecc_gen); 59*1da177e4SLinus Torvalds } 60*1da177e4SLinus Torvalds if (stat & CRIME_MEM_ERROR_MULTIPLE) { 61*1da177e4SLinus Torvalds fatal = 1; 62*1da177e4SLinus Torvalds printk("MULTIPLE,"); 63*1da177e4SLinus Torvalds } 64*1da177e4SLinus Torvalds if (stat & CRIME_MEM_ERROR_HARD_ERR) { 65*1da177e4SLinus Torvalds fatal = 1; 66*1da177e4SLinus Torvalds printk("HARD,"); 67*1da177e4SLinus Torvalds } 68*1da177e4SLinus Torvalds if (stat & CRIME_MEM_ERROR_SOFT_ERR) 69*1da177e4SLinus Torvalds printk("SOFT,"); 70*1da177e4SLinus Torvalds if (stat & CRIME_MEM_ERROR_CPU_ACCESS) 71*1da177e4SLinus Torvalds printk("CPU,"); 72*1da177e4SLinus Torvalds if (stat & CRIME_MEM_ERROR_VICE_ACCESS) 73*1da177e4SLinus Torvalds printk("VICE,"); 74*1da177e4SLinus Torvalds if (stat & CRIME_MEM_ERROR_GBE_ACCESS) 75*1da177e4SLinus Torvalds printk("GBE,"); 76*1da177e4SLinus Torvalds if (stat & CRIME_MEM_ERROR_RE_ACCESS) 77*1da177e4SLinus Torvalds printk("RE,REID=0x%02lx,", (stat & CRIME_MEM_ERROR_RE_ID)>>8); 78*1da177e4SLinus Torvalds if (stat & CRIME_MEM_ERROR_MACE_ACCESS) 79*1da177e4SLinus Torvalds printk("MACE,MACEID=0x%02lx,", stat & CRIME_MEM_ERROR_MACE_ID); 80*1da177e4SLinus Torvalds 81*1da177e4SLinus Torvalds crime->mem_error_stat = 0; 82*1da177e4SLinus Torvalds 83*1da177e4SLinus Torvalds if (fatal) { 84*1da177e4SLinus Torvalds printk("FATAL>\n"); 85*1da177e4SLinus Torvalds panic("Fatal memory error."); 86*1da177e4SLinus Torvalds } else 87*1da177e4SLinus Torvalds printk("NONFATAL>\n"); 88*1da177e4SLinus Torvalds 89*1da177e4SLinus Torvalds return IRQ_HANDLED; 90*1da177e4SLinus Torvalds } 91*1da177e4SLinus Torvalds 92*1da177e4SLinus Torvalds irqreturn_t 93*1da177e4SLinus Torvalds crime_cpuerr_intr (unsigned int irq, void *dev_id, struct pt_regs *regs) 94*1da177e4SLinus Torvalds { 95*1da177e4SLinus Torvalds unsigned long stat = crime->cpu_error_stat & CRIME_CPU_ERROR_MASK; 96*1da177e4SLinus Torvalds unsigned long addr = crime->cpu_error_addr & CRIME_CPU_ERROR_ADDR_MASK; 97*1da177e4SLinus Torvalds 98*1da177e4SLinus Torvalds addr <<= 2; 99*1da177e4SLinus Torvalds printk ("CRIME CPU error at 0x%09lx status 0x%08lx\n", addr, stat); 100*1da177e4SLinus Torvalds crime->cpu_error_stat = 0; 101*1da177e4SLinus Torvalds 102*1da177e4SLinus Torvalds return IRQ_HANDLED; 103*1da177e4SLinus Torvalds } 104