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1da177e4 LT |
1 | /* |
2 | * This file is subject to the terms and conditions of the GNU General Public | |
3 | * License. See the file "COPYING" in the main directory of this archive | |
4 | * for more details. | |
5 | * | |
6 | * Copyright (C) 2001, 2003 Keith M Wesolowski | |
7 | * Copyright (C) 2005 Ilya A. Volynets <ilya@total-knowledge.com> | |
8 | */ | |
9 | #include <linux/types.h> | |
10 | #include <linux/init.h> | |
11 | #include <linux/kernel.h> | |
12 | #include <linux/interrupt.h> | |
26dd3e4f | 13 | #include <linux/export.h> |
1da177e4 LT |
14 | #include <asm/bootinfo.h> |
15 | #include <asm/io.h> | |
16 | #include <asm/mipsregs.h> | |
1da177e4 LT |
17 | #include <asm/page.h> |
18 | #include <asm/ip32/crime.h> | |
19 | #include <asm/ip32/mace.h> | |
20 | ||
59f145d2 AG |
21 | struct sgi_crime __iomem *crime; |
22 | struct sgi_mace __iomem *mace; | |
1da177e4 | 23 | |
19ce1cfb AG |
24 | EXPORT_SYMBOL_GPL(mace); |
25 | ||
1da177e4 LT |
26 | void __init crime_init(void) |
27 | { | |
28 | unsigned int id, rev; | |
29 | const int field = 2 * sizeof(unsigned long); | |
30 | ||
31 | set_io_port_base((unsigned long) ioremap(MACEPCI_LOW_IO, 0x2000000)); | |
32 | crime = ioremap(CRIME_BASE, sizeof(struct sgi_crime)); | |
33 | mace = ioremap(MACE_BASE, sizeof(struct sgi_mace)); | |
34 | ||
35 | id = crime->id; | |
36 | rev = id & CRIME_ID_REV; | |
37 | id = (id & CRIME_ID_IDBITS) >> 4; | |
49a89efb RB |
38 | printk(KERN_INFO "CRIME id %1x rev %d at 0x%0*lx\n", |
39 | id, rev, field, (unsigned long) CRIME_BASE); | |
1da177e4 LT |
40 | } |
41 | ||
937a8015 | 42 | irqreturn_t crime_memerr_intr(unsigned int irq, void *dev_id) |
1da177e4 LT |
43 | { |
44 | unsigned long stat, addr; | |
45 | int fatal = 0; | |
46 | ||
47 | stat = crime->mem_error_stat & CRIME_MEM_ERROR_STAT_MASK; | |
48 | addr = crime->mem_error_addr & CRIME_MEM_ERROR_ADDR_MASK; | |
49 | ||
50 | printk("CRIME memory error at 0x%08lx ST 0x%08lx<", addr, stat); | |
51 | ||
52 | if (stat & CRIME_MEM_ERROR_INV) | |
53 | printk("INV,"); | |
54 | if (stat & CRIME_MEM_ERROR_ECC) { | |
55 | unsigned long ecc_syn = | |
56 | crime->mem_ecc_syn & CRIME_MEM_ERROR_ECC_SYN_MASK; | |
57 | unsigned long ecc_gen = | |
58 | crime->mem_ecc_chk & CRIME_MEM_ERROR_ECC_CHK_MASK; | |
59 | printk("ECC,SYN=0x%08lx,GEN=0x%08lx,", ecc_syn, ecc_gen); | |
60 | } | |
61 | if (stat & CRIME_MEM_ERROR_MULTIPLE) { | |
62 | fatal = 1; | |
63 | printk("MULTIPLE,"); | |
64 | } | |
65 | if (stat & CRIME_MEM_ERROR_HARD_ERR) { | |
66 | fatal = 1; | |
67 | printk("HARD,"); | |
68 | } | |
69 | if (stat & CRIME_MEM_ERROR_SOFT_ERR) | |
70 | printk("SOFT,"); | |
71 | if (stat & CRIME_MEM_ERROR_CPU_ACCESS) | |
72 | printk("CPU,"); | |
73 | if (stat & CRIME_MEM_ERROR_VICE_ACCESS) | |
74 | printk("VICE,"); | |
75 | if (stat & CRIME_MEM_ERROR_GBE_ACCESS) | |
76 | printk("GBE,"); | |
77 | if (stat & CRIME_MEM_ERROR_RE_ACCESS) | |
78 | printk("RE,REID=0x%02lx,", (stat & CRIME_MEM_ERROR_RE_ID)>>8); | |
79 | if (stat & CRIME_MEM_ERROR_MACE_ACCESS) | |
80 | printk("MACE,MACEID=0x%02lx,", stat & CRIME_MEM_ERROR_MACE_ID); | |
81 | ||
82 | crime->mem_error_stat = 0; | |
83 | ||
84 | if (fatal) { | |
85 | printk("FATAL>\n"); | |
86 | panic("Fatal memory error."); | |
87 | } else | |
88 | printk("NONFATAL>\n"); | |
89 | ||
90 | return IRQ_HANDLED; | |
91 | } | |
92 | ||
937a8015 | 93 | irqreturn_t crime_cpuerr_intr(unsigned int irq, void *dev_id) |
1da177e4 LT |
94 | { |
95 | unsigned long stat = crime->cpu_error_stat & CRIME_CPU_ERROR_MASK; | |
96 | unsigned long addr = crime->cpu_error_addr & CRIME_CPU_ERROR_ADDR_MASK; | |
97 | ||
98 | addr <<= 2; | |
49a89efb | 99 | printk("CRIME CPU error at 0x%09lx status 0x%08lx\n", addr, stat); |
1da177e4 LT |
100 | crime->cpu_error_stat = 0; |
101 | ||
102 | return IRQ_HANDLED; | |
103 | } |