-
-#ifdef CONFIG_PDC_CHASSIS_WARN
-#ifdef CONFIG_PROC_FS
-static int pdc_chassis_warn_pread(char *page, char **start, off_t off,
- int count, int *eof, void *data)
-{
- char *out = page;
- int len, ret;
- unsigned long warn;
- u32 warnreg;
-
- ret = pdc_chassis_warn(&warn);
- if (ret != PDC_OK)
- return -EIO;
-
- warnreg = (warn & 0xFFFFFFFF);
-
- if ((warnreg >> 24) & 0xFF)
- out += sprintf(out, "Chassis component failure! (eg fan or PSU): 0x%.2x\n", ((warnreg >> 24) & 0xFF));
-
- out += sprintf(out, "Battery: %s\n", (warnreg & 0x04) ? "Low!" : "OK");
- out += sprintf(out, "Temp low: %s\n", (warnreg & 0x02) ? "Exceeded!" : "OK");
- out += sprintf(out, "Temp mid: %s\n", (warnreg & 0x01) ? "Exceeded!" : "OK");
-
- len = out - page - off;
- if (len < count) {
- *eof = 1;
- if (len <= 0) return 0;
- } else {
- len = count;
- }
- *start = page + off;
- return len;
-}
-
-static int __init pdc_chassis_create_procfs(void)
-{
- unsigned long test;
- int ret;
-
- ret = pdc_chassis_warn(&test);
- if ((ret == PDC_BAD_PROC) || (ret == PDC_BAD_OPTION)) {
- /* seems that some boxes (eg L1000) do not implement this */
- printk(KERN_INFO "Chassis warnings not supported.\n");
- return 0;
- }
-
- printk(KERN_INFO "Enabling PDC chassis warnings support v%s\n",
- PDC_CHASSIS_VER);
- create_proc_read_entry("chassis", 0400, NULL, pdc_chassis_warn_pread,
- NULL);
- return 0;
-}
-
-__initcall(pdc_chassis_create_procfs);
-
-#endif /* CONFIG_PROC_FS */
-#endif /* CONFIG_PDC_CHASSIS_WARN */