static int debug = 0;
module_param(debug, int, 0644);
+static int regdebug = 0;
+module_param(regdebug, int, 0644);
+
static int checkecc = 1;
module_param(checkecc, int, 0644);
cafe_writel(cafe, cafe->ctl2 | 0x100 | NAND_CMD_READSTART, NAND_CTRL2);
do_command:
-#if 0
- /* http://dev.laptop.org/ticket/200
- ECC on read only works if we read precisely 0x80e bytes */
- if (cafe->datalen == 2112)
- cafe->datalen = 2062;
-#endif
cafe_dev_dbg(&cafe->pdev->dev, "dlen %x, ctl1 %x, ctl2 %x\n",
cafe->datalen, ctl1, cafe_readl(cafe, NAND_CTRL2));
}
cafe->datalen = 0;
-#if 0
- { int i;
- printk("About to write command %08x\n", ctl1);
- for (i=0; i< 0x5c; i+=4)
- printk("Register %x: %08x\n", i, readl(cafe->mmio + i));
+ if (unlikely(regdebug)) {
+ int i;
+ printk("About to write command %08x to register 0\n", ctl1);
+ for (i=4; i< 0x5c; i+=4)
+ printk("Register %x: %08x\n", i, readl(cafe->mmio + i));
}
-#endif
+
cafe_writel(cafe, ctl1, NAND_CTRL1);
/* Apply this short delay always to ensure that we do wait tWB in
* any case on any machine. */
}
if ((i = cafe_correct_ecc(buf, syn)) < 0) {
- dev_dbg(&cafe->pdev->dev, "Failed to correct ECC\n");
+ dev_dbg(&cafe->pdev->dev, "Failed to correct ECC at %08x\n",
+ cafe_readl(cafe, NAND_ADDR2) * 2048);
+ for (i=0; i< 0x5c; i+=4)
+ printk("Register %x: %08x\n", i, readl(cafe->mmio + i));
mtd->ecc_stats.failed++;
} else {
dev_dbg(&cafe->pdev->dev, "Corrected %d symbol errors\n", i);