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| author | Borislav Petkov <borislav.petkov@amd.com> | 2011-01-10 14:37:27 +0100 |
|---|---|---|
| committer | Borislav Petkov <borislav.petkov@amd.com> | 2011-03-17 14:46:19 +0100 |
| commit | 700466249f9bb787165da64d2615cee456d88751 (patch) | |
| tree | 35fc0e5a32b5d0d2da3b42bcc7380c06ce4cbade /drivers/edac/amd64_edac.c | |
| parent | f192c7b16c98839c1945733f1013f75daec5f380 (diff) | |
| download | lwn-700466249f9bb787165da64d2615cee456d88751.tar.gz lwn-700466249f9bb787165da64d2615cee456d88751.zip | |
amd64_edac: Unify get_error_address
The address bits from MC4_STATUS differ only between K8 and the rest so
no need for a per-family method.
No functional change.
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Diffstat (limited to 'drivers/edac/amd64_edac.c')
| -rw-r--r-- | drivers/edac/amd64_edac.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index c91733013b48..7a7bd7785ed4 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -970,10 +970,18 @@ static int k8_early_channel_count(struct amd64_pvt *pvt) return (flag) ? 2 : 1; } -static u64 k8_get_error_address(struct mem_ctl_info *mci, struct mce *m) +/* On F10h and later ErrAddr is MC4_ADDR[47:1] */ +static u64 get_error_address(struct mce *m) { - /* ErrAddr[39:3] */ - return m->addr & GENMASK(3, 39); + u8 start_bit = 1; + u8 end_bit = 47; + + if (boot_cpu_data.x86 == 0xf) { + start_bit = 3; + end_bit = 39; + } + + return m->addr & GENMASK(start_bit, end_bit); } static void read_dram_base_limit_regs(struct amd64_pvt *pvt, unsigned range) @@ -1127,11 +1135,6 @@ static int f10_dbam_to_chip_select(struct amd64_pvt *pvt, int cs_mode) return dbam_map[cs_mode]; } -static u64 f10_get_error_address(struct mem_ctl_info *mci, struct mce *m) -{ - return m->addr & GENMASK(1, 47); -} - static void f10_read_dram_ctl_register(struct amd64_pvt *pvt) { @@ -1512,7 +1515,6 @@ static struct amd64_family_type amd64_family_types[] = { .f3_id = PCI_DEVICE_ID_AMD_K8_NB_MISC, .ops = { .early_channel_count = k8_early_channel_count, - .get_error_address = k8_get_error_address, .map_sysaddr_to_csrow = k8_map_sysaddr_to_csrow, .dbam_to_cs = k8_dbam_to_chip_select, .read_dct_pci_cfg = k8_read_dct_pci_cfg, @@ -1524,7 +1526,6 @@ static struct amd64_family_type amd64_family_types[] = { .f3_id = PCI_DEVICE_ID_AMD_10H_NB_MISC, .ops = { .early_channel_count = f1x_early_channel_count, - .get_error_address = f10_get_error_address, .read_dram_ctl_register = f10_read_dram_ctl_register, .map_sysaddr_to_csrow = f10_map_sysaddr_to_csrow, .dbam_to_cs = f10_dbam_to_chip_select, @@ -1738,7 +1739,7 @@ static void amd64_handle_ce(struct mem_ctl_info *mci, struct mce *m) return; } - sys_addr = pvt->ops->get_error_address(mci, m); + sys_addr = get_error_address(m); syndrome = extract_syndrome(m->status); amd64_mc_err(mci, "CE ERROR_ADDRESS= 0x%llx\n", sys_addr); @@ -1749,7 +1750,6 @@ static void amd64_handle_ce(struct mem_ctl_info *mci, struct mce *m) /* Handle any Un-correctable Errors (UEs) */ static void amd64_handle_ue(struct mem_ctl_info *mci, struct mce *m) { - struct amd64_pvt *pvt = mci->pvt_info; struct mem_ctl_info *log_mci, *src_mci = NULL; int csrow; u64 sys_addr; @@ -1763,7 +1763,7 @@ static void amd64_handle_ue(struct mem_ctl_info *mci, struct mce *m) return; } - sys_addr = pvt->ops->get_error_address(mci, m); + sys_addr = get_error_address(m); /* * Find out which node the error address belongs to. This may be |