diff options
| author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-08-27 10:30:18 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-08-30 14:56:55 -0300 |
| commit | e43276050927c7dfc45b1e2f090b94f72f87c052 (patch) | |
| tree | df6eafa0aefb4db65ac6adfd7bcfe487a91908ac /drivers/edac/i7300_edac.c | |
| parent | 57021918aa9c310524d7e9754506e4e8272b4c0e (diff) | |
| download | lwn-e43276050927c7dfc45b1e2f090b94f72f87c052.tar.gz lwn-e43276050927c7dfc45b1e2f090b94f72f87c052.zip | |
i7300_edac: Add a code to cleanup error registers
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/edac/i7300_edac.c')
| -rw-r--r-- | drivers/edac/i7300_edac.c | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/drivers/edac/i7300_edac.c b/drivers/edac/i7300_edac.c index 728f9b0ab62c..3b6da20de4e5 100644 --- a/drivers/edac/i7300_edac.c +++ b/drivers/edac/i7300_edac.c @@ -470,9 +470,34 @@ static void i7300_process_error_info(struct mem_ctl_info *mci, */ static void i7300_clear_error(struct mem_ctl_info *mci) { - struct i7300_error_info info; + struct i7300_pvt *pvt = mci->pvt_info; + u32 value; + /* + * All error values are RWC - we need to read and write 1 to the + * bit that we want to cleanup + */ - i7300_get_error_info(mci, &info); + /* Clear global error registers */ + pci_read_config_dword(pvt->pci_dev_16_2_fsb_err_regs, + FERR_GLOBAL_HI, &value); + pci_write_config_dword(pvt->pci_dev_16_2_fsb_err_regs, + FERR_GLOBAL_HI, value); + + pci_read_config_dword(pvt->pci_dev_16_2_fsb_err_regs, + FERR_GLOBAL_LO, &value); + pci_write_config_dword(pvt->pci_dev_16_2_fsb_err_regs, + FERR_GLOBAL_LO, value); + + /* Clear FBD error registers */ + pci_read_config_dword(pvt->pci_dev_16_1_fsb_addr_map, + FERR_FAT_FBD, &value); + pci_write_config_dword(pvt->pci_dev_16_1_fsb_addr_map, + FERR_FAT_FBD, value); + + pci_read_config_dword(pvt->pci_dev_16_1_fsb_addr_map, + FERR_NF_FBD, &value); + pci_write_config_dword(pvt->pci_dev_16_1_fsb_addr_map, + FERR_NF_FBD, value); } /* |