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Message-ID: <47190313.ydKOrijZHK53mNpJ%dougthompson@xmission.com>
Date: Fri, 19 Oct 2007 13:18:43 -0600
From: dougthompson@...ssion.com
To: dougthompson@...ssion.com, alan@...rguk.ukuu.org.uk,
linux-kernel@...r.kernel.org, akpm@...ux-foundation.org
Subject: [PATCH 7/8] drivers-edac-add freescale mpc85xx driver
From: Dave Jiang <djiang@...sta.com>
EDAC chip driver support for Freescale MPC85xx platforms. PPC based.
Signed-off-by: Dave Jiang <djiang@...sta.com>
CC: Alan Cox <alan@...rguk.ukuu.org.uk
Signed-off-by: Doug Thompson <dougthompson@...ssion.com>
---
Kconfig | 7
Makefile | 1
mpc85xx_edac.c | 1043 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
mpc85xx_edac.h | 162 ++++++++
4 files changed, 1213 insertions(+)
Index: linux-2.6.23/drivers/edac/Kconfig
===================================================================
--- linux-2.6.23.orig/drivers/edac/Kconfig
+++ linux-2.6.23/drivers/edac/Kconfig
@@ -123,6 +123,13 @@ config EDAC_I5000
Support for error detection and correction the Intel
Greekcreek/Blackford chipsets.
+config EDAC_MPC85XX
+ tristate "Freescale MPC85xx"
+ depends on EDAC_MM_EDAC && FSL_SOC && MPC85xx
+ help
+ Support for error detection and correction on the Freescale
+ MPC8560, MPC8540, MPC8548
+
config EDAC_PASEMI
tristate "PA Semi PWRficient"
depends on EDAC_MM_EDAC && PCI
Index: linux-2.6.23/drivers/edac/Makefile
===================================================================
--- linux-2.6.23.orig/drivers/edac/Makefile
+++ linux-2.6.23/drivers/edac/Makefile
@@ -28,5 +28,6 @@ obj-$(CONFIG_EDAC_I3000) += i3000_edac.
obj-$(CONFIG_EDAC_I82860) += i82860_edac.o
obj-$(CONFIG_EDAC_R82600) += r82600_edac.o
obj-$(CONFIG_EDAC_PASEMI) += pasemi_edac.o
+obj-$(CONFIG_EDAC_MPC85XX) += mpc85xx_edac.o
obj-$(CONFIG_EDAC_CELL) += cell_edac.o
Index: linux-2.6.23/drivers/edac/mpc85xx_edac.c
===================================================================
--- /dev/null
+++ linux-2.6.23/drivers/edac/mpc85xx_edac.c
@@ -0,0 +1,1043 @@
+/*
+ * Freescale MPC85xx Memory Controller kenel module
+ *
+ * Author: Dave Jiang <djiang@...sta.com>
+ *
+ * 2006-2007 (c) MontaVista Software, Inc. This file is licensed under
+ * the terms of the GNU General Public License version 2. This program
+ * is licensed "as is" without any warranty of any kind, whether express
+ * or implied.
+ *
+ */
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/interrupt.h>
+#include <linux/ctype.h>
+#include <linux/io.h>
+#include <linux/mod_devicetable.h>
+#include <linux/edac.h>
+
+#include <linux/of_platform.h>
+#include <linux/of_device.h>
+#include <asm/mpc85xx.h>
+#include "edac_module.h"
+#include "edac_core.h"
+#include "mpc85xx_edac.h"
+
+static int edac_dev_idx;
+static int edac_pci_idx;
+static int edac_mc_idx;
+
+static u32 orig_ddr_err_disable;
+static u32 orig_ddr_err_sbe;
+
+/*
+ * PCI Err defines
+ */
+#ifdef CONFIG_PCI
+static u32 orig_pci_err_cap_dr;
+static u32 orig_pci_err_en;
+#endif
+
+static u32 orig_l2_err_disable;
+static u32 orig_hid1;
+
+const char *mpc85xx_ctl_name = "MPC85xx";
+
+/************************ MC SYSFS parts ***********************************/
+
+static ssize_t mpc85xx_mc_inject_data_hi_show(struct mem_ctl_info *mci,
+ char *data)
+{
+ struct mpc85xx_mc_pdata *pdata = mci->pvt_info;
+ return sprintf(data, "0x%08x",
+ in_be32(pdata->mc_vbase +
+ MPC85XX_MC_DATA_ERR_INJECT_HI));
+}
+
+static ssize_t mpc85xx_mc_inject_data_lo_show(struct mem_ctl_info *mci,
+ char *data)
+{
+ struct mpc85xx_mc_pdata *pdata = mci->pvt_info;
+ return sprintf(data, "0x%08x",
+ in_be32(pdata->mc_vbase +
+ MPC85XX_MC_DATA_ERR_INJECT_LO));
+}
+
+static ssize_t mpc85xx_mc_inject_ctrl_show(struct mem_ctl_info *mci, char *data)
+{
+ struct mpc85xx_mc_pdata *pdata = mci->pvt_info;
+ return sprintf(data, "0x%08x",
+ in_be32(pdata->mc_vbase + MPC85XX_MC_ECC_ERR_INJECT));
+}
+
+static ssize_t mpc85xx_mc_inject_data_hi_store(struct mem_ctl_info *mci,
+ const char *data, size_t count)
+{
+ struct mpc85xx_mc_pdata *pdata = mci->pvt_info;
+ if (isdigit(*data)) {
+ out_be32(pdata->mc_vbase + MPC85XX_MC_DATA_ERR_INJECT_HI,
+ simple_strtoul(data, NULL, 0));
+ return count;
+ }
+ return 0;
+}
+
+static ssize_t mpc85xx_mc_inject_data_lo_store(struct mem_ctl_info *mci,
+ const char *data, size_t count)
+{
+ struct mpc85xx_mc_pdata *pdata = mci->pvt_info;
+ if (isdigit(*data)) {
+ out_be32(pdata->mc_vbase + MPC85XX_MC_DATA_ERR_INJECT_LO,
+ simple_strtoul(data, NULL, 0));
+ return count;
+ }
+ return 0;
+}
+
+static ssize_t mpc85xx_mc_inject_ctrl_store(struct mem_ctl_info *mci,
+ const char *data, size_t count)
+{
+ struct mpc85xx_mc_pdata *pdata = mci->pvt_info;
+ if (isdigit(*data)) {
+ out_be32(pdata->mc_vbase + MPC85XX_MC_ECC_ERR_INJECT,
+ simple_strtoul(data, NULL, 0));
+ return count;
+ }
+ return 0;
+}
+
+static struct mcidev_sysfs_attribute mpc85xx_mc_sysfs_attributes[] = {
+ {
+ .attr = {
+ .name = "inject_data_hi",
+ .mode = (S_IRUGO | S_IWUSR)
+ },
+ .show = mpc85xx_mc_inject_data_hi_show,
+ .store = mpc85xx_mc_inject_data_hi_store},
+ {
+ .attr = {
+ .name = "inject_data_lo",
+ .mode = (S_IRUGO | S_IWUSR)
+ },
+ .show = mpc85xx_mc_inject_data_lo_show,
+ .store = mpc85xx_mc_inject_data_lo_store},
+ {
+ .attr = {
+ .name = "inject_ctrl",
+ .mode = (S_IRUGO | S_IWUSR)
+ },
+ .show = mpc85xx_mc_inject_ctrl_show,
+ .store = mpc85xx_mc_inject_ctrl_store},
+
+ /* End of list */
+ {
+ .attr = {.name = NULL}
+ }
+};
+
+static void mpc85xx_set_mc_sysfs_attributes(struct mem_ctl_info *mci)
+{
+ mci->mc_driver_sysfs_attributes = mpc85xx_mc_sysfs_attributes;
+}
+
+/**************************** PCI Err device ***************************/
+#ifdef CONFIG_PCI
+
+static void mpc85xx_pci_check(struct edac_pci_ctl_info *pci)
+{
+ struct mpc85xx_pci_pdata *pdata = pci->pvt_info;
+ u32 err_detect;
+
+ err_detect = in_be32(pdata->pci_vbase + MPC85XX_PCI_ERR_DR);
+
+ /* master aborts can happen during PCI config cycles */
+ if (!(err_detect & ~(PCI_EDE_MULTI_ERR | PCI_EDE_MST_ABRT))) {
+ out_be32(pdata->pci_vbase + MPC85XX_PCI_ERR_DR, err_detect);
+ return;
+ }
+
+ printk(KERN_ERR "PCI error(s) detected\n");
+ printk(KERN_ERR "PCI/X ERR_DR register: %#08x\n", err_detect);
+
+ printk(KERN_ERR "PCI/X ERR_ATTRIB register: %#08x\n",
+ in_be32(pdata->pci_vbase + MPC85XX_PCI_ERR_ATTRIB));
+ printk(KERN_ERR "PCI/X ERR_ADDR register: %#08x\n",
+ in_be32(pdata->pci_vbase + MPC85XX_PCI_ERR_ADDR));
+ printk(KERN_ERR "PCI/X ERR_EXT_ADDR register: %#08x\n",
+ in_be32(pdata->pci_vbase + MPC85XX_PCI_ERR_EXT_ADDR));
+ printk(KERN_ERR "PCI/X ERR_DL register: %#08x\n",
+ in_be32(pdata->pci_vbase + MPC85XX_PCI_ERR_DL));
+ printk(KERN_ERR "PCI/X ERR_DH register: %#08x\n",
+ in_be32(pdata->pci_vbase + MPC85XX_PCI_ERR_DH));
+
+ /* clear error bits */
+ out_be32(pdata->pci_vbase + MPC85XX_PCI_ERR_DR, err_detect);
+
+ if (err_detect & PCI_EDE_PERR_MASK)
+ edac_pci_handle_pe(pci, pci->ctl_name);
+
+ if ((err_detect & ~PCI_EDE_MULTI_ERR) & ~PCI_EDE_PERR_MASK)
+ edac_pci_handle_npe(pci, pci->ctl_name);
+}
+
+static irqreturn_t mpc85xx_pci_isr(int irq, void *dev_id)
+{
+ struct edac_pci_ctl_info *pci = dev_id;
+ struct mpc85xx_pci_pdata *pdata = pci->pvt_info;
+ u32 err_detect;
+
+ err_detect = in_be32(pdata->pci_vbase + MPC85XX_PCI_ERR_DR);
+
+ if (!err_detect)
+ return IRQ_NONE;
+
+ mpc85xx_pci_check(pci);
+
+ return IRQ_HANDLED;
+}
+
+static int __devinit mpc85xx_pci_err_probe(struct platform_device *pdev)
+{
+ struct edac_pci_ctl_info *pci;
+ struct mpc85xx_pci_pdata *pdata;
+ struct resource *r;
+ int res = 0;
+
+ if (!devres_open_group(&pdev->dev, mpc85xx_pci_err_probe, GFP_KERNEL))
+ return -ENOMEM;
+
+ pci = edac_pci_alloc_ctl_info(sizeof(*pdata), "mpc85xx_pci_err");
+ if (!pci)
+ return -ENOMEM;
+
+ pdata = pci->pvt_info;
+ pdata->name = "mpc85xx_pci_err";
+ pdata->irq = NO_IRQ;
+ platform_set_drvdata(pdev, pci);
+ pci->dev = &pdev->dev;
+ pci->mod_name = EDAC_MOD_STR;
+ pci->ctl_name = pdata->name;
+ pci->dev_name = pdev->dev.bus_id;
+
+ if (edac_op_state == EDAC_OPSTATE_POLL)
+ pci->edac_check = mpc85xx_pci_check;
+
+ pdata->edac_idx = edac_pci_idx++;
+
+ r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!r) {
+ printk(KERN_ERR "%s: Unable to get resource for "
+ "PCI err regs\n", __func__);
+ goto err;
+ }
+
+ if (!devm_request_mem_region(&pdev->dev, r->start,
+ r->end - r->start + 1, pdata->name)) {
+ printk(KERN_ERR "%s: Error while requesting mem region\n",
+ __func__);
+ res = -EBUSY;
+ goto err;
+ }
+
+ pdata->pci_vbase = devm_ioremap(&pdev->dev, r->start,
+ r->end - r->start + 1);
+ if (!pdata->pci_vbase) {
+ printk(KERN_ERR "%s: Unable to setup PCI err regs\n", __func__);
+ res = -ENOMEM;
+ goto err;
+ }
+
+ orig_pci_err_cap_dr =
+ in_be32(pdata->pci_vbase + MPC85XX_PCI_ERR_CAP_DR);
+
+ /* PCI master abort is expected during config cycles */
+ out_be32(pdata->pci_vbase + MPC85XX_PCI_ERR_CAP_DR, 0x40);
+
+ orig_pci_err_en = in_be32(pdata->pci_vbase + MPC85XX_PCI_ERR_EN);
+
+ /* disable master abort reporting */
+ out_be32(pdata->pci_vbase + MPC85XX_PCI_ERR_EN, ~0x40);
+
+ /* clear error bits */
+ out_be32(pdata->pci_vbase + MPC85XX_PCI_ERR_DR, ~0);
+
+ if (edac_pci_add_device(pci, pdata->edac_idx) > 0) {
+ debugf3("%s(): failed edac_pci_add_device()\n", __func__);
+ goto err;
+ }
+
+ if (edac_op_state == EDAC_OPSTATE_INT) {
+ pdata->irq = platform_get_irq(pdev, 0);
+ res = devm_request_irq(&pdev->dev, pdata->irq,
+ mpc85xx_pci_isr, IRQF_DISABLED,
+ "[EDAC] PCI err", pci);
+ if (res < 0) {
+ printk(KERN_ERR
+ "%s: Unable to requiest irq %d for "
+ "MPC85xx PCI err\n", __func__, pdata->irq);
+ res = -ENODEV;
+ goto err2;
+ }
+
+ printk(KERN_INFO EDAC_MOD_STR " acquired irq %d for PCI Err\n",
+ pdata->irq);
+ }
+
+ devres_remove_group(&pdev->dev, mpc85xx_pci_err_probe);
+ debugf3("%s(): success\n", __func__);
+ printk(KERN_INFO EDAC_MOD_STR " PCI err registered\n");
+
+ return 0;
+
+err2:
+ edac_pci_del_device(&pdev->dev);
+err:
+ edac_pci_free_ctl_info(pci);
+ devres_release_group(&pdev->dev, mpc85xx_pci_err_probe);
+ return res;
+}
+
+static int mpc85xx_pci_err_remove(struct platform_device *pdev)
+{
+ struct edac_pci_ctl_info *pci = platform_get_drvdata(pdev);
+ struct mpc85xx_pci_pdata *pdata = pci->pvt_info;
+
+ debugf0("%s()\n", __func__);
+
+ out_be32(pdata->pci_vbase + MPC85XX_PCI_ERR_CAP_DR,
+ orig_pci_err_cap_dr);
+
+ out_be32(pdata->pci_vbase + MPC85XX_PCI_ERR_EN, orig_pci_err_en);
+
+ edac_pci_del_device(pci->dev);
+
+ if (edac_op_state == EDAC_OPSTATE_INT)
+ irq_dispose_mapping(pdata->irq);
+
+ edac_pci_free_ctl_info(pci);
+
+ return 0;
+}
+
+static struct platform_driver mpc85xx_pci_err_driver = {
+ .probe = mpc85xx_pci_err_probe,
+ .remove = __devexit_p(mpc85xx_pci_err_remove),
+ .driver = {
+ .name = "mpc85xx_pci_err",
+ }
+};
+
+#endif /* CONFIG_PCI */
+
+/**************************** L2 Err device ***************************/
+
+/************************ L2 SYSFS parts ***********************************/
+
+static ssize_t mpc85xx_l2_inject_data_hi_show(struct edac_device_ctl_info
+ *edac_dev, char *data)
+{
+ struct mpc85xx_l2_pdata *pdata = edac_dev->pvt_info;
+ return sprintf(data, "0x%08x",
+ in_be32(pdata->l2_vbase + MPC85XX_L2_ERRINJHI));
+}
+
+static ssize_t mpc85xx_l2_inject_data_lo_show(struct edac_device_ctl_info
+ *edac_dev, char *data)
+{
+ struct mpc85xx_l2_pdata *pdata = edac_dev->pvt_info;
+ return sprintf(data, "0x%08x",
+ in_be32(pdata->l2_vbase + MPC85XX_L2_ERRINJLO));
+}
+
+static ssize_t mpc85xx_l2_inject_ctrl_show(struct edac_device_ctl_info
+ *edac_dev, char *data)
+{
+ struct mpc85xx_l2_pdata *pdata = edac_dev->pvt_info;
+ return sprintf(data, "0x%08x",
+ in_be32(pdata->l2_vbase + MPC85XX_L2_ERRINJCTL));
+}
+
+static ssize_t mpc85xx_l2_inject_data_hi_store(struct edac_device_ctl_info
+ *edac_dev, const char *data,
+ size_t count)
+{
+ struct mpc85xx_l2_pdata *pdata = edac_dev->pvt_info;
+ if (isdigit(*data)) {
+ out_be32(pdata->l2_vbase + MPC85XX_L2_ERRINJHI,
+ simple_strtoul(data, NULL, 0));
+ return count;
+ }
+ return 0;
+}
+
+static ssize_t mpc85xx_l2_inject_data_lo_store(struct edac_device_ctl_info
+ *edac_dev, const char *data,
+ size_t count)
+{
+ struct mpc85xx_l2_pdata *pdata = edac_dev->pvt_info;
+ if (isdigit(*data)) {
+ out_be32(pdata->l2_vbase + MPC85XX_L2_ERRINJLO,
+ simple_strtoul(data, NULL, 0));
+ return count;
+ }
+ return 0;
+}
+
+static ssize_t mpc85xx_l2_inject_ctrl_store(struct edac_device_ctl_info
+ *edac_dev, const char *data,
+ size_t count)
+{
+ struct mpc85xx_l2_pdata *pdata = edac_dev->pvt_info;
+ if (isdigit(*data)) {
+ out_be32(pdata->l2_vbase + MPC85XX_L2_ERRINJCTL,
+ simple_strtoul(data, NULL, 0));
+ return count;
+ }
+ return 0;
+}
+
+static struct edac_dev_sysfs_attribute mpc85xx_l2_sysfs_attributes[] = {
+ {
+ .attr = {
+ .name = "inject_data_hi",
+ .mode = (S_IRUGO | S_IWUSR)
+ },
+ .show = mpc85xx_l2_inject_data_hi_show,
+ .store = mpc85xx_l2_inject_data_hi_store},
+ {
+ .attr = {
+ .name = "inject_data_lo",
+ .mode = (S_IRUGO | S_IWUSR)
+ },
+ .show = mpc85xx_l2_inject_data_lo_show,
+ .store = mpc85xx_l2_inject_data_lo_store},
+ {
+ .attr = {
+ .name = "inject_ctrl",
+ .mode = (S_IRUGO | S_IWUSR)
+ },
+ .show = mpc85xx_l2_inject_ctrl_show,
+ .store = mpc85xx_l2_inject_ctrl_store},
+
+ /* End of list */
+ {
+ .attr = {.name = NULL}
+ }
+};
+
+static void mpc85xx_set_l2_sysfs_attributes(struct edac_device_ctl_info
+ *edac_dev)
+{
+ edac_dev->sysfs_attributes = mpc85xx_l2_sysfs_attributes;
+}
+
+/***************************** L2 ops ***********************************/
+
+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);
+}
+
+static irqreturn_t mpc85xx_l2_isr(int irq, void *dev_id)
+{
+ struct edac_device_ctl_info *edac_dev = dev_id;
+ 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 IRQ_NONE;
+
+ mpc85xx_l2_check(edac_dev);
+
+ return IRQ_HANDLED;
+}
+
+static int __devinit mpc85xx_l2_err_probe(struct of_device *op,
+ const struct of_device_id *match)
+{
+ struct edac_device_ctl_info *edac_dev;
+ struct mpc85xx_l2_pdata *pdata;
+ struct resource r;
+ int res;
+
+ if (!devres_open_group(&op->dev, mpc85xx_l2_err_probe, GFP_KERNEL))
+ return -ENOMEM;
+
+ edac_dev = edac_device_alloc_ctl_info(sizeof(*pdata),
+ "cpu", 1, "L", 1, 2, NULL, 0,
+ edac_dev_idx);
+ if (!edac_dev) {
+ devres_release_group(&op->dev, mpc85xx_l2_err_probe);
+ return -ENOMEM;
+ }
+
+ pdata = edac_dev->pvt_info;
+ pdata->name = "mpc85xx_l2_err";
+ pdata->irq = NO_IRQ;
+ edac_dev->dev = &op->dev;
+ dev_set_drvdata(edac_dev->dev, edac_dev);
+ edac_dev->ctl_name = pdata->name;
+ edac_dev->dev_name = pdata->name;
+
+ res = of_address_to_resource(op->node, 0, &r);
+ if (res) {
+ printk(KERN_ERR "%s: Unable to get resource for "
+ "L2 err regs\n", __func__);
+ goto err;
+ }
+
+ /* we only need the error registers */
+ r.start += 0xe00;
+
+ if (!devm_request_mem_region(&op->dev, r.start,
+ r.end - r.start + 1, pdata->name)) {
+ printk(KERN_ERR "%s: Error while requesting mem region\n",
+ __func__);
+ res = -EBUSY;
+ goto err;
+ }
+
+ pdata->l2_vbase = devm_ioremap(&op->dev, r.start, r.end - r.start + 1);
+ if (!pdata->l2_vbase) {
+ printk(KERN_ERR "%s: Unable to setup L2 err regs\n", __func__);
+ res = -ENOMEM;
+ goto err;
+ }
+
+ out_be32(pdata->l2_vbase + MPC85XX_L2_ERRDET, ~0);
+
+ orig_l2_err_disable = in_be32(pdata->l2_vbase + MPC85XX_L2_ERRDIS);
+
+ /* clear the err_dis */
+ out_be32(pdata->l2_vbase + MPC85XX_L2_ERRDIS, 0);
+
+ edac_dev->mod_name = EDAC_MOD_STR;
+
+ if (edac_op_state == EDAC_OPSTATE_POLL)
+ edac_dev->edac_check = mpc85xx_l2_check;
+
+ mpc85xx_set_l2_sysfs_attributes(edac_dev);
+
+ pdata->edac_idx = edac_dev_idx++;
+
+ if (edac_device_add_device(edac_dev) > 0) {
+ debugf3("%s(): failed edac_device_add_device()\n", __func__);
+ goto err;
+ }
+
+ if (edac_op_state == EDAC_OPSTATE_INT) {
+ pdata->irq = irq_of_parse_and_map(op->node, 0);
+ res = devm_request_irq(&op->dev, pdata->irq,
+ mpc85xx_l2_isr, IRQF_DISABLED,
+ "[EDAC] L2 err", edac_dev);
+ if (res < 0) {
+ printk(KERN_ERR
+ "%s: Unable to requiest irq %d for "
+ "MPC85xx L2 err\n", __func__, pdata->irq);
+ irq_dispose_mapping(pdata->irq);
+ res = -ENODEV;
+ goto err2;
+ }
+
+ printk(KERN_INFO EDAC_MOD_STR " acquired irq %d for L2 Err\n",
+ pdata->irq);
+
+ edac_dev->op_state = OP_RUNNING_INTERRUPT;
+
+ out_be32(pdata->l2_vbase + MPC85XX_L2_ERRINTEN, L2_EIE_MASK);
+ }
+
+ devres_remove_group(&op->dev, mpc85xx_l2_err_probe);
+
+ debugf3("%s(): success\n", __func__);
+ printk(KERN_INFO EDAC_MOD_STR " L2 err registered\n");
+
+ return 0;
+
+err2:
+ edac_device_del_device(&op->dev);
+err:
+ devres_release_group(&op->dev, mpc85xx_l2_err_probe);
+ edac_device_free_ctl_info(edac_dev);
+ return res;
+}
+
+static int mpc85xx_l2_err_remove(struct of_device *op)
+{
+ struct edac_device_ctl_info *edac_dev = dev_get_drvdata(&op->dev);
+ struct mpc85xx_l2_pdata *pdata = edac_dev->pvt_info;
+
+ debugf0("%s()\n", __func__);
+
+ if (edac_op_state == EDAC_OPSTATE_INT) {
+ out_be32(pdata->l2_vbase + MPC85XX_L2_ERRINTEN, 0);
+ irq_dispose_mapping(pdata->irq);
+ }
+
+ out_be32(pdata->l2_vbase + MPC85XX_L2_ERRDIS, orig_l2_err_disable);
+ edac_device_del_device(&op->dev);
+ edac_device_free_ctl_info(edac_dev);
+ return 0;
+}
+
+static struct of_device_id mpc85xx_l2_err_of_match[] = {
+ {
+ .compatible = "fsl,8540-l2-cache-controller",
+ },
+ {
+ .compatible = "fsl,8541-l2-cache-controller",
+ },
+ {
+ .compatible = "fsl,8544-l2-cache-controller",
+ },
+ {
+ .compatible = "fsl,8548-l2-cache-controller",
+ },
+ {
+ .compatible = "fsl,8555-l2-cache-controller",
+ },
+ {
+ .compatible = "fsl,8568-l2-cache-controller",
+ },
+ {},
+};
+
+static struct of_platform_driver mpc85xx_l2_err_driver = {
+ .owner = THIS_MODULE,
+ .name = "mpc85xx_l2_err",
+ .match_table = mpc85xx_l2_err_of_match,
+ .probe = mpc85xx_l2_err_probe,
+ .remove = mpc85xx_l2_err_remove,
+ .driver = {
+ .name = "mpc85xx_l2_err",
+ .owner = THIS_MODULE,
+ },
+};
+
+/**************************** MC Err device ***************************/
+
+static void mpc85xx_mc_check(struct mem_ctl_info *mci)
+{
+ struct mpc85xx_mc_pdata *pdata = mci->pvt_info;
+ struct csrow_info *csrow;
+ u32 err_detect;
+ u32 syndrome;
+ u32 err_addr;
+ u32 pfn;
+ int row_index;
+
+ err_detect = in_be32(pdata->mc_vbase + MPC85XX_MC_ERR_DETECT);
+ if (err_detect)
+ return;
+
+ mpc85xx_mc_printk(mci, KERN_ERR, "Err Detect Register: %#8.8x\n",
+ err_detect);
+
+ /* no more processing if not ECC bit errors */
+ if (!(err_detect & (DDR_EDE_SBE | DDR_EDE_MBE))) {
+ out_be32(pdata->mc_vbase + MPC85XX_MC_ERR_DETECT, err_detect);
+ return;
+ }
+
+ syndrome = in_be32(pdata->mc_vbase + MPC85XX_MC_CAPTURE_ECC);
+ err_addr = in_be32(pdata->mc_vbase + MPC85XX_MC_CAPTURE_ADDRESS);
+ pfn = err_addr >> PAGE_SHIFT;
+
+ for (row_index = 0; row_index < mci->nr_csrows; row_index++) {
+ csrow = &mci->csrows[row_index];
+ if ((pfn >= csrow->first_page) && (pfn <= csrow->last_page))
+ break;
+ }
+
+ mpc85xx_mc_printk(mci, KERN_ERR, "Capture Data High: %#8.8x\n",
+ in_be32(pdata->mc_vbase +
+ MPC85XX_MC_CAPTURE_DATA_HI));
+ mpc85xx_mc_printk(mci, KERN_ERR, "Capture Data Low: %#8.8x\n",
+ in_be32(pdata->mc_vbase +
+ MPC85XX_MC_CAPTURE_DATA_LO));
+ mpc85xx_mc_printk(mci, KERN_ERR, "syndrome: %#8.8x\n", syndrome);
+ mpc85xx_mc_printk(mci, KERN_ERR, "err addr: %#8.8x\n", err_addr);
+ mpc85xx_mc_printk(mci, KERN_ERR, "PFN: %#8.8x\n", pfn);
+
+ /* we are out of range */
+ if (row_index == mci->nr_csrows)
+ mpc85xx_mc_printk(mci, KERN_ERR, "PFN out of range!\n");
+
+ if (err_detect & DDR_EDE_SBE)
+ edac_mc_handle_ce(mci, pfn, err_addr & PAGE_MASK,
+ syndrome, row_index, 0, mci->ctl_name);
+
+ if (err_detect & DDR_EDE_MBE)
+ edac_mc_handle_ue(mci, pfn, err_addr & PAGE_MASK,
+ row_index, mci->ctl_name);
+
+ out_be32(pdata->mc_vbase + MPC85XX_MC_ERR_DETECT, err_detect);
+}
+
+static irqreturn_t mpc85xx_mc_isr(int irq, void *dev_id)
+{
+ struct mem_ctl_info *mci = dev_id;
+ struct mpc85xx_mc_pdata *pdata = mci->pvt_info;
+ u32 err_detect;
+
+ err_detect = in_be32(pdata->mc_vbase + MPC85XX_MC_ERR_DETECT);
+ if (!err_detect)
+ return IRQ_NONE;
+
+ mpc85xx_mc_check(mci);
+
+ return IRQ_HANDLED;
+}
+
+static void __devinit mpc85xx_init_csrows(struct mem_ctl_info *mci)
+{
+ struct mpc85xx_mc_pdata *pdata = mci->pvt_info;
+ struct csrow_info *csrow;
+ u32 sdram_ctl;
+ u32 sdtype;
+ enum mem_type mtype;
+ u32 cs_bnds;
+ int index;
+
+ sdram_ctl = in_be32(pdata->mc_vbase + MPC85XX_MC_DDR_SDRAM_CFG);
+
+ sdtype = sdram_ctl & DSC_SDTYPE_MASK;
+ if (sdram_ctl & DSC_RD_EN) {
+ switch (sdtype) {
+ case DSC_SDTYPE_DDR:
+ mtype = MEM_RDDR;
+ break;
+ case DSC_SDTYPE_DDR2:
+ mtype = MEM_RDDR2;
+ break;
+ default:
+ mtype = MEM_UNKNOWN;
+ break;
+ }
+ } else {
+ switch (sdtype) {
+ case DSC_SDTYPE_DDR:
+ mtype = MEM_DDR;
+ break;
+ case DSC_SDTYPE_DDR2:
+ mtype = MEM_DDR2;
+ break;
+ default:
+ mtype = MEM_UNKNOWN;
+ break;
+ }
+ }
+
+ for (index = 0; index < mci->nr_csrows; index++) {
+ u32 start;
+ u32 end;
+
+ csrow = &mci->csrows[index];
+ cs_bnds = in_be32(pdata->mc_vbase + MPC85XX_MC_CS_BNDS_0 +
+ (index * MPC85XX_MC_CS_BNDS_OFS));
+ start = (cs_bnds & 0xfff0000) << 4;
+ end = ((cs_bnds & 0xfff) << 20);
+ if (start)
+ start |= 0xfffff;
+ if (end)
+ end |= 0xfffff;
+
+ if (start == end)
+ continue; /* not populated */
+
+ csrow->first_page = start >> PAGE_SHIFT;
+ csrow->last_page = end >> PAGE_SHIFT;
+ csrow->nr_pages = csrow->last_page + 1 - csrow->first_page;
+ csrow->grain = 8;
+ csrow->mtype = mtype;
+ csrow->dtype = DEV_UNKNOWN;
+ if (sdram_ctl & DSC_X32_EN)
+ csrow->dtype = DEV_X32;
+ csrow->edac_mode = EDAC_SECDED;
+ }
+}
+
+static int __devinit mpc85xx_mc_err_probe(struct of_device *op,
+ const struct of_device_id *match)
+{
+ struct mem_ctl_info *mci;
+ struct mpc85xx_mc_pdata *pdata;
+ struct resource r;
+ u32 sdram_ctl;
+ int res;
+
+ if (!devres_open_group(&op->dev, mpc85xx_mc_err_probe, GFP_KERNEL))
+ return -ENOMEM;
+
+ mci = edac_mc_alloc(sizeof(*pdata), 4, 1, edac_mc_idx);
+ if (!mci) {
+ devres_release_group(&op->dev, mpc85xx_mc_err_probe);
+ return -ENOMEM;
+ }
+
+ pdata = mci->pvt_info;
+ pdata->name = "mpc85xx_mc_err";
+ pdata->irq = NO_IRQ;
+ mci->dev = &op->dev;
+ pdata->edac_idx = edac_mc_idx++;
+ dev_set_drvdata(mci->dev, mci);
+ mci->ctl_name = pdata->name;
+ mci->dev_name = pdata->name;
+
+ res = of_address_to_resource(op->node, 0, &r);
+ if (res) {
+ printk(KERN_ERR "%s: Unable to get resource for MC err regs\n",
+ __func__);
+ goto err;
+ }
+
+ if (!devm_request_mem_region(&op->dev, r.start,
+ r.end - r.start + 1, pdata->name)) {
+ printk(KERN_ERR "%s: Error while requesting mem region\n",
+ __func__);
+ res = -EBUSY;
+ goto err;
+ }
+
+ pdata->mc_vbase = devm_ioremap(&op->dev, r.start, r.end - r.start + 1);
+ if (!pdata->mc_vbase) {
+ printk(KERN_ERR "%s: Unable to setup MC err regs\n", __func__);
+ res = -ENOMEM;
+ goto err;
+ }
+
+ sdram_ctl = in_be32(pdata->mc_vbase + MPC85XX_MC_DDR_SDRAM_CFG);
+ if (!(sdram_ctl & DSC_ECC_EN)) {
+ /* no ECC */
+ printk(KERN_WARNING "%s: No ECC DIMMs discovered\n", __func__);
+ res = -ENODEV;
+ goto err;
+ }
+
+ debugf3("%s(): init mci\n", __func__);
+ mci->mtype_cap = MEM_FLAG_RDDR | MEM_FLAG_RDDR2 |
+ MEM_FLAG_DDR | MEM_FLAG_DDR2;
+ mci->edac_ctl_cap = EDAC_FLAG_NONE | EDAC_FLAG_SECDED;
+ mci->edac_cap = EDAC_FLAG_SECDED;
+ mci->mod_name = EDAC_MOD_STR;
+ mci->mod_ver = MPC85XX_REVISION;
+
+ if (edac_op_state == EDAC_OPSTATE_POLL)
+ mci->edac_check = mpc85xx_mc_check;
+
+ mci->ctl_page_to_phys = NULL;
+
+ mci->scrub_mode = SCRUB_SW_SRC;
+
+ mpc85xx_set_mc_sysfs_attributes(mci);
+
+ mpc85xx_init_csrows(mci);
+
+#ifdef CONFIG_EDAC_DEBUG
+ edac_mc_register_mcidev_debug((struct attribute **)debug_attr);
+#endif
+
+ /* store the original error disable bits */
+ orig_ddr_err_disable =
+ in_be32(pdata->mc_vbase + MPC85XX_MC_ERR_DISABLE);
+ out_be32(pdata->mc_vbase + MPC85XX_MC_ERR_DISABLE, 0);
+
+ /* clear all error bits */
+ out_be32(pdata->mc_vbase + MPC85XX_MC_ERR_DETECT, ~0);
+
+ if (edac_mc_add_mc(mci)) {
+ debugf3("%s(): failed edac_mc_add_mc()\n", __func__);
+ goto err;
+ }
+
+ if (edac_op_state == EDAC_OPSTATE_INT) {
+ out_be32(pdata->mc_vbase + MPC85XX_MC_ERR_INT_EN,
+ DDR_EIE_MBEE | DDR_EIE_SBEE);
+
+ /* store the original error management threshold */
+ orig_ddr_err_sbe = in_be32(pdata->mc_vbase +
+ MPC85XX_MC_ERR_SBE) & 0xff0000;
+
+ /* set threshold to 1 error per interrupt */
+ out_be32(pdata->mc_vbase + MPC85XX_MC_ERR_SBE, 0x10000);
+
+ /* register interrupts */
+ pdata->irq = irq_of_parse_and_map(op->node, 0);
+ res = devm_request_irq(&op->dev, pdata->irq,
+ mpc85xx_mc_isr, IRQF_DISABLED,
+ "[EDAC] MC err", mci);
+ if (res < 0) {
+ printk(KERN_ERR "%s: Unable to request irq %d for "
+ "MPC85xx DRAM ERR\n", __func__, pdata->irq);
+ irq_dispose_mapping(pdata->irq);
+ res = -ENODEV;
+ goto err2;
+ }
+
+ printk(KERN_INFO EDAC_MOD_STR " acquired irq %d for MC\n",
+ pdata->irq);
+ }
+
+ devres_remove_group(&op->dev, mpc85xx_mc_err_probe);
+ debugf3("%s(): success\n", __func__);
+ printk(KERN_INFO EDAC_MOD_STR " MC err registered\n");
+
+ return 0;
+
+err2:
+ edac_mc_del_mc(&op->dev);
+err:
+ devres_release_group(&op->dev, mpc85xx_mc_err_probe);
+ edac_mc_free(mci);
+ return res;
+}
+
+static int mpc85xx_mc_err_remove(struct of_device *op)
+{
+ struct mem_ctl_info *mci = dev_get_drvdata(&op->dev);
+ struct mpc85xx_mc_pdata *pdata = mci->pvt_info;
+
+ debugf0("%s()\n", __func__);
+
+ if (edac_op_state == EDAC_OPSTATE_INT) {
+ out_be32(pdata->mc_vbase + MPC85XX_MC_ERR_INT_EN, 0);
+ irq_dispose_mapping(pdata->irq);
+ }
+
+ out_be32(pdata->mc_vbase + MPC85XX_MC_ERR_DISABLE,
+ orig_ddr_err_disable);
+ out_be32(pdata->mc_vbase + MPC85XX_MC_ERR_SBE, orig_ddr_err_sbe);
+
+ edac_mc_del_mc(&op->dev);
+ edac_mc_free(mci);
+ return 0;
+}
+
+static struct of_device_id mpc85xx_mc_err_of_match[] = {
+ {
+ .compatible = "fsl,8540-memory-controller",
+ },
+ {
+ .compatible = "fsl,8541-memory-controller",
+ },
+ {
+ .compatible = "fsl,8544-memory-controller",
+ },
+ {
+ .compatible = "fsl,8548-memory-controller",
+ },
+ {
+ .compatible = "fsl,8555-memory-controller",
+ },
+ {
+ .compatible = "fsl,8568-memory-controller",
+ },
+ {},
+};
+
+static struct of_platform_driver mpc85xx_mc_err_driver = {
+ .owner = THIS_MODULE,
+ .name = "mpc85xx_mc_err",
+ .match_table = mpc85xx_mc_err_of_match,
+ .probe = mpc85xx_mc_err_probe,
+ .remove = mpc85xx_mc_err_remove,
+ .driver = {
+ .name = "mpc85xx_mc_err",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init mpc85xx_mc_init(void)
+{
+ int res = 0;
+
+ printk(KERN_INFO "Freescale(R) MPC85xx EDAC driver, "
+ "(C) 2006 Montavista Software\n");
+
+ /* make sure error reporting method is sane */
+ switch (edac_op_state) {
+ case EDAC_OPSTATE_POLL:
+ case EDAC_OPSTATE_INT:
+ break;
+ default:
+ edac_op_state = EDAC_OPSTATE_INT;
+ break;
+ }
+
+ res = of_register_platform_driver(&mpc85xx_mc_err_driver);
+ if (res)
+ printk(KERN_WARNING EDAC_MOD_STR "MC fails to register\n");
+
+ res = of_register_platform_driver(&mpc85xx_l2_err_driver);
+ if (res)
+ printk(KERN_WARNING EDAC_MOD_STR "L2 fails to register\n");
+
+#ifdef CONFIG_PCI
+ res = platform_driver_register(&mpc85xx_pci_err_driver);
+ if (res)
+ printk(KERN_WARNING EDAC_MOD_STR "PCI fails to register\n");
+#endif
+
+ /*
+ * need to clear HID1[RFXE] to disable machine check int
+ * so we can catch it
+ */
+ if (edac_op_state == EDAC_OPSTATE_INT) {
+ orig_hid1 = mfspr(SPRN_HID1);
+ mtspr(SPRN_HID1, (orig_hid1 & ~0x20000));
+ }
+
+ return 0;
+}
+
+module_init(mpc85xx_mc_init);
+
+static void __exit mpc85xx_mc_exit(void)
+{
+ mtspr(SPRN_HID1, orig_hid1);
+#ifdef CONFIG_PCI
+ platform_driver_unregister(&mpc85xx_pci_err_driver);
+#endif
+ of_unregister_platform_driver(&mpc85xx_l2_err_driver);
+ of_unregister_platform_driver(&mpc85xx_mc_err_driver);
+}
+
+module_exit(mpc85xx_mc_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Montavista Software, Inc.");
+module_param(edac_op_state, int, 0444);
+MODULE_PARM_DESC(edac_op_state,
+ "EDAC Error Reporting state: 0=Poll, 2=Interrupt");
Index: linux-2.6.23/drivers/edac/mpc85xx_edac.h
===================================================================
--- /dev/null
+++ linux-2.6.23/drivers/edac/mpc85xx_edac.h
@@ -0,0 +1,162 @@
+/*
+ * Freescale MPC85xx Memory Controller kenel module
+ * Author: Dave Jiang <djiang@...sta.com>
+ *
+ * 2006-2007 (c) MontaVista Software, Inc. This file is licensed under
+ * the terms of the GNU General Public License version 2. This program
+ * is licensed "as is" without any warranty of any kind, whether express
+ * or implied.
+ *
+ */
+#ifndef _MPC85XX_EDAC_H_
+#define _MPC85XX_EDAC_H_
+
+#define MPC85XX_REVISION " Ver: 2.0.0 " __DATE__
+#define EDAC_MOD_STR "MPC85xx_edac"
+
+#define mpc85xx_printk(level, fmt, arg...) \
+ edac_printk(level, "MPC85xx", fmt, ##arg)
+
+#define mpc85xx_mc_printk(mci, level, fmt, arg...) \
+ edac_mc_chipset_printk(mci, level, "MPC85xx", fmt, ##arg)
+
+/*
+ * DRAM error defines
+ */
+
+/* DDR_SDRAM_CFG */
+#define MPC85XX_MC_DDR_SDRAM_CFG 0x0110
+#define MPC85XX_MC_CS_BNDS_0 0x0000
+#define MPC85XX_MC_CS_BNDS_1 0x0008
+#define MPC85XX_MC_CS_BNDS_2 0x0010
+#define MPC85XX_MC_CS_BNDS_3 0x0018
+#define MPC85XX_MC_CS_BNDS_OFS 0x0008
+
+#define MPC85XX_MC_DATA_ERR_INJECT_HI 0x0e00
+#define MPC85XX_MC_DATA_ERR_INJECT_LO 0x0e04
+#define MPC85XX_MC_ECC_ERR_INJECT 0x0e08
+#define MPC85XX_MC_CAPTURE_DATA_HI 0x0e20
+#define MPC85XX_MC_CAPTURE_DATA_LO 0x0e24
+#define MPC85XX_MC_CAPTURE_ECC 0x0e28
+#define MPC85XX_MC_ERR_DETECT 0x0e40
+#define MPC85XX_MC_ERR_DISABLE 0x0e44
+#define MPC85XX_MC_ERR_INT_EN 0x0e48
+#define MPC85XX_MC_CAPTURE_ATRIBUTES 0x0e4c
+#define MPC85XX_MC_CAPTURE_ADDRESS 0x0e50
+#define MPC85XX_MC_ERR_SBE 0x0e58
+
+#define DSC_MEM_EN 0x80000000
+#define DSC_ECC_EN 0x20000000
+#define DSC_RD_EN 0x10000000
+
+#define DSC_SDTYPE_MASK 0x07000000
+
+#define DSC_SDTYPE_DDR 0x02000000
+#define DSC_SDTYPE_DDR2 0x03000000
+#define DSC_X32_EN 0x00000020
+
+/* Err_Int_En */
+#define DDR_EIE_MSEE 0x1 /* memory select */
+#define DDR_EIE_SBEE 0x4 /* single-bit ECC error */
+#define DDR_EIE_MBEE 0x8 /* multi-bit ECC error */
+
+/* Err_Detect */
+#define DDR_EDE_MSE 0x1 /* memory select */
+#define DDR_EDE_SBE 0x4 /* single-bit ECC error */
+#define DDR_EDE_MBE 0x8 /* multi-bit ECC error */
+#define DDR_EDE_MME 0x80000000 /* multiple memory errors */
+
+/* Err_Disable */
+#define DDR_EDI_MSED 0x1 /* memory select disable */
+#define DDR_EDI_SBED 0x4 /* single-bit ECC error disable */
+#define DDR_EDI_MBED 0x8 /* multi-bit ECC error disable */
+
+/*
+ * L2 Err defines
+ */
+#define MPC85XX_L2_ERRINJHI 0x0000
+#define MPC85XX_L2_ERRINJLO 0x0004
+#define MPC85XX_L2_ERRINJCTL 0x0008
+#define MPC85XX_L2_CAPTDATAHI 0x0020
+#define MPC85XX_L2_CAPTDATALO 0x0024
+#define MPC85XX_L2_CAPTECC 0x0028
+#define MPC85XX_L2_ERRDET 0x0040
+#define MPC85XX_L2_ERRDIS 0x0044
+#define MPC85XX_L2_ERRINTEN 0x0048
+#define MPC85XX_L2_ERRATTR 0x004c
+#define MPC85XX_L2_ERRADDR 0x0050
+#define MPC85XX_L2_ERRCTL 0x0058
+
+/* Error Interrupt Enable */
+#define L2_EIE_L2CFGINTEN 0x1
+#define L2_EIE_SBECCINTEN 0x4
+#define L2_EIE_MBECCINTEN 0x8
+#define L2_EIE_TPARINTEN 0x10
+#define L2_EIE_MASK (L2_EIE_L2CFGINTEN | L2_EIE_SBECCINTEN | \
+ L2_EIE_MBECCINTEN | L2_EIE_TPARINTEN)
+
+/* Error Detect */
+#define L2_EDE_L2CFGERR 0x1
+#define L2_EDE_SBECCERR 0x4
+#define L2_EDE_MBECCERR 0x8
+#define L2_EDE_TPARERR 0x10
+#define L2_EDE_MULL2ERR 0x80000000
+
+#define L2_EDE_CE_MASK L2_EDE_SBECCERR
+#define L2_EDE_UE_MASK (L2_EDE_L2CFGERR | L2_EDE_MBECCERR | \
+ L2_EDE_TPARERR)
+#define L2_EDE_MASK (L2_EDE_L2CFGERR | L2_EDE_SBECCERR | \
+ L2_EDE_MBECCERR | L2_EDE_TPARERR | L2_EDE_MULL2ERR)
+
+/*
+ * PCI Err defines
+ */
+#define PCI_EDE_TOE 0x00000001
+#define PCI_EDE_SCM 0x00000002
+#define PCI_EDE_IRMSV 0x00000004
+#define PCI_EDE_ORMSV 0x00000008
+#define PCI_EDE_OWMSV 0x00000010
+#define PCI_EDE_TGT_ABRT 0x00000020
+#define PCI_EDE_MST_ABRT 0x00000040
+#define PCI_EDE_TGT_PERR 0x00000080
+#define PCI_EDE_MST_PERR 0x00000100
+#define PCI_EDE_RCVD_SERR 0x00000200
+#define PCI_EDE_ADDR_PERR 0x00000400
+#define PCI_EDE_MULTI_ERR 0x80000000
+
+#define PCI_EDE_PERR_MASK (PCI_EDE_TGT_PERR | PCI_EDE_MST_PERR | \
+ PCI_EDE_ADDR_PERR)
+
+#define MPC85XX_PCI_ERR_DR 0x0000
+#define MPC85XX_PCI_ERR_CAP_DR 0x0004
+#define MPC85XX_PCI_ERR_EN 0x0008
+#define MPC85XX_PCI_ERR_ATTRIB 0x000c
+#define MPC85XX_PCI_ERR_ADDR 0x0010
+#define MPC85XX_PCI_ERR_EXT_ADDR 0x0014
+#define MPC85XX_PCI_ERR_DL 0x0018
+#define MPC85XX_PCI_ERR_DH 0x001c
+#define MPC85XX_PCI_GAS_TIMR 0x0020
+#define MPC85XX_PCI_PCIX_TIMR 0x0024
+
+struct mpc85xx_mc_pdata {
+ char *name;
+ int edac_idx;
+ void __iomem *mc_vbase;
+ int irq;
+};
+
+struct mpc85xx_l2_pdata {
+ char *name;
+ int edac_idx;
+ void __iomem *l2_vbase;
+ int irq;
+};
+
+struct mpc85xx_pci_pdata {
+ char *name;
+ int edac_idx;
+ void __iomem *pci_vbase;
+ int irq;
+};
+
+#endif
-
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