static void amd8111_lpc_bridge_check(struct edac_device_ctl_info *edac_dev)
{
struct amd8111_dev_info *dev_info = edac_dev->pvt_info;
struct pci_dev *dev = dev_info->dev;
u8 val8;
edac_pci_read_byte(dev, REG_IO_CTRL_1, &val8);
if (val8 & IO_CTRL_1_CLEAR_MASK) {
printk(KERN_INFO
"Error(s) in IO control register on %s device\n",
dev_info->ctl_name);
printk(KERN_INFO "LPC ERR: %d, PW2LPC: %d\n",
(val8 & IO_CTRL_1_LPC_ERR) != 0,
(val8 & IO_CTRL_1_PW2LPC) != 0);
val8 |= IO_CTRL_1_CLEAR_MASK;
edac_pci_write_byte(dev, REG_IO_CTRL_1, val8);
edac_device_handle_ue(edac_dev, 0, 0, edac_dev->ctl_name);
}
if (at_compat_reg_broken == 0) {
u8 out8 = 0;
val8 = __do_inb(REG_AT_COMPAT);
if (val8 & AT_COMPAT_SERR)
out8 = AT_COMPAT_CLRSERR;
if (val8 & AT_COMPAT_IOCHK)
out8 |= AT_COMPAT_CLRIOCHK;
if (out8 > 0) {
__do_outb(out8, REG_AT_COMPAT);
edac_device_handle_ue(edac_dev, 0, 0,
edac_dev->ctl_name);
}
}
}
static int
dump_syn_reg(struct edac_device_ctl_info *edev_ctl, int err_type, u32 bank)
{
struct llcc_drv_data *drv = edev_ctl->pvt_info;
int ret;
ret = dump_syn_reg_values(drv, bank, err_type);
if (ret)
return ret;
switch (err_type) {
case LLCC_DRAM_CE:
edac_device_handle_ce(edev_ctl, 0, bank,
"LLCC Data RAM correctable Error");
break;
case LLCC_DRAM_UE:
edac_device_handle_ue(edev_ctl, 0, bank,
"LLCC Data RAM uncorrectable Error");
break;
case LLCC_TRAM_CE:
edac_device_handle_ce(edev_ctl, 0, bank,
"LLCC Tag RAM correctable Error");
break;
case LLCC_TRAM_UE:
edac_device_handle_ue(edev_ctl, 0, bank,
"LLCC Tag RAM uncorrectable Error");
break;
default:
ret = -EINVAL;
edac_printk(KERN_CRIT, EDAC_LLCC, "Unexpected error type: %d\n",
err_type);
}
return ret;
}
static void mpc85xx_l2_check(struct edac_device_ctl_info *edac_dev)
{
struct mpc85xx_l2_pdata *pdata = edac_dev->pvt_info;
u32 err_detect;
err_detect = in_be32(pdata->l2_vbase + MPC85XX_L2_ERRDET);
if (!(err_detect & L2_EDE_MASK))
return;
printk(KERN_ERR "ECC Error in CPU L2 cache\n");
printk(KERN_ERR "L2 Error Detect Register: 0x%08x\n", err_detect);
printk(KERN_ERR "L2 Error Capture Data High Register: 0x%08x\n",
in_be32(pdata->l2_vbase + MPC85XX_L2_CAPTDATAHI));
printk(KERN_ERR "L2 Error Capture Data Lo Register: 0x%08x\n",
in_be32(pdata->l2_vbase + MPC85XX_L2_CAPTDATALO));
printk(KERN_ERR "L2 Error Syndrome Register: 0x%08x\n",
in_be32(pdata->l2_vbase + MPC85XX_L2_CAPTECC));
printk(KERN_ERR "L2 Error Attributes Capture Register: 0x%08x\n",
in_be32(pdata->l2_vbase + MPC85XX_L2_ERRATTR));
printk(KERN_ERR "L2 Error Address Capture Register: 0x%08x\n",
in_be32(pdata->l2_vbase + MPC85XX_L2_ERRADDR));
/* clear error detect register */
out_be32(pdata->l2_vbase + MPC85XX_L2_ERRDET, err_detect);
if (err_detect & L2_EDE_CE_MASK)
edac_device_handle_ce(edac_dev, 0, 0, edac_dev->ctl_name);
if (err_detect & L2_EDE_UE_MASK)
edac_device_handle_ue(edac_dev, 0, 0, edac_dev->ctl_name);
}
/**
* zynqmp_ocm_edac_handle_error - Handle controller error types CE and UE
* @dci: Pointer to the edac device controller instance
* @p: Pointer to the ocm ecc status structure
*
* Handles the controller ECC correctable and un correctable error.
*/
static void zynqmp_ocm_edac_handle_error(struct edac_device_ctl_info *dci,
struct zynqmp_ocm_ecc_status *p)
{
struct zynqmp_ocm_edac_priv *priv = dci->pvt_info;
struct ecc_error_info *pinf;
if (p->ce_cnt) {
pinf = &p->ceinfo;
snprintf(priv->message, ZYNQMP_OCM_EDAC_MSG_SIZE,
"\n\rOCM ECC error type :%s\n\r"
"Addr: [0x%X]\n\rFault Data[31:0]: [0x%X]\n\r"
"Fault Data[63:32]: [0x%X]",
"CE", pinf->addr, pinf->data0, pinf->data1);
edac_device_handle_ce(dci, 0, 0, priv->message);
}
if (p->ue_cnt) {
pinf = &p->ueinfo;
snprintf(priv->message, ZYNQMP_OCM_EDAC_MSG_SIZE,
"\n\rOCM ECC error type :%s\n\r"
"Addr: [0x%X]\n\rFault Data[31:0]: [0x%X]\n\r"
"Fault Data[63:32]: [0x%X]",
"UE", pinf->addr, pinf->data0, pinf->data1);
edac_device_handle_ue(dci, 0, 0, priv->message);
}
memset(p, 0, sizeof(*p));
}
static void octeon_l2c_poll_oct1(struct edac_device_ctl_info *l2c)
{
union cvmx_l2t_err l2t_err, l2t_err_reset;
union cvmx_l2d_err l2d_err, l2d_err_reset;
l2t_err_reset.u64 = 0;
l2t_err.u64 = cvmx_read_csr(CVMX_L2T_ERR);
if (l2t_err.s.sec_err) {
edac_device_handle_ce(l2c, 0, 0,
"Tag Single bit error (corrected)");
l2t_err_reset.s.sec_err = 1;
}
if (l2t_err.s.ded_err) {
edac_device_handle_ue(l2c, 0, 0,
"Tag Double bit error (detected)");
l2t_err_reset.s.ded_err = 1;
}
if (l2t_err_reset.u64)
cvmx_write_csr(CVMX_L2T_ERR, l2t_err_reset.u64);
l2d_err_reset.u64 = 0;
l2d_err.u64 = cvmx_read_csr(CVMX_L2D_ERR);
if (l2d_err.s.sec_err) {
edac_device_handle_ce(l2c, 0, 1,
"Data Single bit error (corrected)");
l2d_err_reset.s.sec_err = 1;
}
if (l2d_err.s.ded_err) {
edac_device_handle_ue(l2c, 0, 1,
"Data Double bit error (detected)");
l2d_err_reset.s.ded_err = 1;
}
if (l2d_err_reset.u64)
cvmx_write_csr(CVMX_L2D_ERR, l2d_err_reset.u64);
}
static irqreturn_t highbank_l2_err_handler(int irq, void *dev_id)
{
struct edac_device_ctl_info *dci = dev_id;
struct hb_l2_drvdata *drvdata = dci->pvt_info;
if (irq == drvdata->sb_irq) {
writel(1, drvdata->base + SR_CLR_SB_ECC_INTR);
edac_device_handle_ce(dci, 0, 0, dci->ctl_name);
}
if (irq == drvdata->db_irq) {
writel(1, drvdata->base + SR_CLR_DB_ECC_INTR);
edac_device_handle_ue(dci, 0, 0, dci->ctl_name);
}
return IRQ_HANDLED;
}
/**
* pl310_edac_l2_parityerr_check - Check controller staus for parity errors
* @dci: Pointer to the edac device controller instance
*
* This routine is used to check and post parity errors
*/
static void pl310_edac_l2_parityerr_check(struct edac_device_ctl_info *dci)
{
struct pl310_edac_l2_priv *priv = dci->pvt_info;
u32 regval;
regval = readl(priv->base + L2X0_RAW_INTR_STAT);
if (regval & L2X0_INTR_PARRD_MASK) {
/* Data parity error will be reported as correctable error */
writel(L2X0_INTR_PARRD_MASK, priv->base + L2X0_INTR_CLEAR);
edac_device_handle_ce(dci, 0, 0, dci->ctl_name);
}
if (regval & L2X0_INTR_PARRT_MASK) {
/* tag parity error will be reported as uncorrectable error */
writel(L2X0_INTR_PARRT_MASK, priv->base + L2X0_INTR_CLEAR);
edac_device_handle_ue(dci, 0, 0, dci->ctl_name);
}
}
static void _octeon_l2c_poll_oct2(struct edac_device_ctl_info *l2c, int tad)
{
union cvmx_l2c_err_tdtx err_tdtx, err_tdtx_reset;
union cvmx_l2c_err_ttgx err_ttgx, err_ttgx_reset;
char buf1[64];
char buf2[80];
err_tdtx_reset.u64 = 0;
err_tdtx.u64 = cvmx_read_csr(CVMX_L2C_ERR_TDTX(tad));
if (err_tdtx.s.dbe || err_tdtx.s.sbe ||
err_tdtx.s.vdbe || err_tdtx.s.vsbe)
snprintf(buf1, sizeof(buf1),
"type:%d, syn:0x%x, way:%d",
err_tdtx.s.type, err_tdtx.s.syn, err_tdtx.s.wayidx);
if (err_tdtx.s.dbe) {
snprintf(buf2, sizeof(buf2),
"L2D Double bit error (detected):%s", buf1);
err_tdtx_reset.s.dbe = 1;
edac_device_handle_ue(l2c, tad, 1, buf2);
}
if (err_tdtx.s.sbe) {
snprintf(buf2, sizeof(buf2),
"L2D Single bit error (corrected):%s", buf1);
err_tdtx_reset.s.sbe = 1;
edac_device_handle_ce(l2c, tad, 1, buf2);
}
if (err_tdtx.s.vdbe) {
snprintf(buf2, sizeof(buf2),
"VBF Double bit error (detected):%s", buf1);
err_tdtx_reset.s.vdbe = 1;
edac_device_handle_ue(l2c, tad, 1, buf2);
}
if (err_tdtx.s.vsbe) {
snprintf(buf2, sizeof(buf2),
"VBF Single bit error (corrected):%s", buf1);
err_tdtx_reset.s.vsbe = 1;
edac_device_handle_ce(l2c, tad, 1, buf2);
}
if (err_tdtx_reset.u64)
cvmx_write_csr(CVMX_L2C_ERR_TDTX(tad), err_tdtx_reset.u64);
err_ttgx_reset.u64 = 0;
err_ttgx.u64 = cvmx_read_csr(CVMX_L2C_ERR_TTGX(tad));
if (err_ttgx.s.dbe || err_ttgx.s.sbe)
snprintf(buf1, sizeof(buf1),
"type:%d, syn:0x%x, way:%d",
err_ttgx.s.type, err_ttgx.s.syn, err_ttgx.s.wayidx);
if (err_ttgx.s.dbe) {
snprintf(buf2, sizeof(buf2),
"Tag Double bit error (detected):%s", buf1);
err_ttgx_reset.s.dbe = 1;
edac_device_handle_ue(l2c, tad, 0, buf2);
}
if (err_ttgx.s.sbe) {
snprintf(buf2, sizeof(buf2),
"Tag Single bit error (corrected):%s", buf1);
err_ttgx_reset.s.sbe = 1;
edac_device_handle_ce(l2c, tad, 0, buf2);
}
if (err_ttgx_reset.u64)
cvmx_write_csr(CVMX_L2C_ERR_TTGX(tad), err_ttgx_reset.u64);
}