diff options
author | Harry Ciao <qingtao.cao@windriver.com> | 2009-04-02 23:58:46 (GMT) |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-04-03 02:05:03 (GMT) |
commit | ec2cf2e2726546e8a2cae7cdaf3e9f7954c336b1 (patch) | |
tree | 7692c7eb1a1ca7661f844ef9e1dd8dc79ba73255 /drivers/edac | |
parent | dba7a77c0e403f859ff67ee39f833b6bffb4d49e (diff) | |
download | linux-ec2cf2e2726546e8a2cae7cdaf3e9f7954c336b1.tar.xz |
edac: AMD8111 driver header file
Introduce AMD8111 EDAC driver header file, which adds register and bits
definitions for the LPC Bridge Controller and PCI Bridge Controller on the
AMD8111 HyperTransport I/O Hub.
Signed-off-by: Harry Ciao <qingtao.cao@windriver.com>
Cc: Doug Thompson <norsk5@yahoo.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/edac')
-rw-r--r-- | drivers/edac/amd8111_edac.h | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/drivers/edac/amd8111_edac.h b/drivers/edac/amd8111_edac.h new file mode 100644 index 0000000..3579433 --- /dev/null +++ b/drivers/edac/amd8111_edac.h @@ -0,0 +1,130 @@ +/* + * amd8111_edac.h, EDAC defs for AMD8111 hypertransport chip + * + * Copyright (c) 2008 Wind River Systems, Inc. + * + * Authors: Cao Qingtao <qingtao.cao@windriver.com> + * Benjamin Walsh <benjamin.walsh@windriver.com> + * Hu Yongqi <yongqi.hu@windriver.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * See the GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef _AMD8111_EDAC_H_ +#define _AMD8111_EDAC_H_ + +/************************************************************ + * PCI Bridge Status and Command Register, DevA:0x04 + ************************************************************/ +#define REG_PCI_STSCMD 0x04 +enum pci_stscmd_bits { + PCI_STSCMD_SSE = BIT(30), + PCI_STSCMD_RMA = BIT(29), + PCI_STSCMD_RTA = BIT(28), + PCI_STSCMD_SERREN = BIT(8), + PCI_STSCMD_CLEAR_MASK = (PCI_STSCMD_SSE | + PCI_STSCMD_RMA | + PCI_STSCMD_RTA) +}; + +/************************************************************ + * PCI Bridge Memory Base-Limit Register, DevA:0x1c + ************************************************************/ +#define REG_MEM_LIM 0x1c +enum mem_limit_bits { + MEM_LIMIT_DPE = BIT(31), + MEM_LIMIT_RSE = BIT(30), + MEM_LIMIT_RMA = BIT(29), + MEM_LIMIT_RTA = BIT(28), + MEM_LIMIT_STA = BIT(27), + MEM_LIMIT_MDPE = BIT(24), + MEM_LIMIT_CLEAR_MASK = (MEM_LIMIT_DPE | + MEM_LIMIT_RSE | + MEM_LIMIT_RMA | + MEM_LIMIT_RTA | + MEM_LIMIT_STA | + MEM_LIMIT_MDPE) +}; + +/************************************************************ + * HyperTransport Link Control Register, DevA:0xc4 + ************************************************************/ +#define REG_HT_LINK 0xc4 +enum ht_link_bits { + HT_LINK_LKFAIL = BIT(4), + HT_LINK_CRCFEN = BIT(1), + HT_LINK_CLEAR_MASK = (HT_LINK_LKFAIL) +}; + +/************************************************************ + * PCI Bridge Interrupt and Bridge Control, DevA:0x3c + ************************************************************/ +#define REG_PCI_INTBRG_CTRL 0x3c +enum pci_intbrg_ctrl_bits { + PCI_INTBRG_CTRL_DTSERREN = BIT(27), + PCI_INTBRG_CTRL_DTSTAT = BIT(26), + PCI_INTBRG_CTRL_MARSP = BIT(21), + PCI_INTBRG_CTRL_SERREN = BIT(17), + PCI_INTBRG_CTRL_PEREN = BIT(16), + PCI_INTBRG_CTRL_CLEAR_MASK = (PCI_INTBRG_CTRL_DTSTAT), + PCI_INTBRG_CTRL_POLL_MASK = (PCI_INTBRG_CTRL_DTSERREN | + PCI_INTBRG_CTRL_MARSP | + PCI_INTBRG_CTRL_SERREN) +}; + +/************************************************************ + * I/O Control 1 Register, DevB:0x40 + ************************************************************/ +#define REG_IO_CTRL_1 0x40 +enum io_ctrl_1_bits { + IO_CTRL_1_NMIONERR = BIT(7), + IO_CTRL_1_LPC_ERR = BIT(6), + IO_CTRL_1_PW2LPC = BIT(1), + IO_CTRL_1_CLEAR_MASK = (IO_CTRL_1_LPC_ERR | IO_CTRL_1_PW2LPC) +}; + +/************************************************************ + * Legacy I/O Space Registers + ************************************************************/ +#define REG_AT_COMPAT 0x61 +enum at_compat_bits { + AT_COMPAT_SERR = BIT(7), + AT_COMPAT_IOCHK = BIT(6), + AT_COMPAT_CLRIOCHK = BIT(3), + AT_COMPAT_CLRSERR = BIT(2), +}; + +struct amd8111_dev_info { + u16 err_dev; /* PCI Device ID */ + struct pci_dev *dev; + int edac_idx; /* device index */ + char *ctl_name; + struct edac_device_ctl_info *edac_dev; + void (*init)(struct amd8111_dev_info *dev_info); + void (*exit)(struct amd8111_dev_info *dev_info); + void (*check)(struct edac_device_ctl_info *edac_dev); +}; + +struct amd8111_pci_info { + u16 err_dev; /* PCI Device ID */ + struct pci_dev *dev; + int edac_idx; /* pci index */ + const char *ctl_name; + struct edac_pci_ctl_info *edac_dev; + void (*init)(struct amd8111_pci_info *dev_info); + void (*exit)(struct amd8111_pci_info *dev_info); + void (*check)(struct edac_pci_ctl_info *edac_dev); +}; + +#endif /* _AMD8111_EDAC_H_ */ |