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[PATCH] EDAC: Fix in e752x mc driver 

This fix/change returns the offset into the page for the ce/ue error, instead
of just 0.  The e752x dram controller reads 34:6 of the linear address with
the error.

Signed-off-by: Mike Chan <mikechan@google.com>
Signed-off-by: doug thompson <norsk5@xmission.com>
Acked-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
hifive-unleashed-5.1
Mike Chan 2007-02-12 00:53:06 -08:00 committed by Linus Torvalds
parent 9962fd017b
commit 84db003f24
1 changed files with 11 additions and 6 deletions
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17
drivers/edac/e752x_edac.c
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@ -285,8 +285,9 @@ static void do_process_ce(struct mem_ctl_info *mci, u16 error_one,
if (!pvt->map_type)
row = 7 - row;
edac_mc_handle_ce(mci, page, 0, sec1_syndrome, row, channel,
"e752x CE");
/* e752x mc reads 34:6 of the DRAM linear address */
edac_mc_handle_ce(mci, page, offset_in_page(sec1_add << 4),
sec1_syndrome, row, channel, "e752x CE");
}
static inline void process_ce(struct mem_ctl_info *mci, u16 error_one,
@ -319,8 +320,10 @@ static void do_process_ue(struct mem_ctl_info *mci, u16 error_one,
((block_page >> 1) & 3) :
edac_mc_find_csrow_by_page(mci, block_page);
edac_mc_handle_ue(mci, block_page, 0, row,
"e752x UE from Read");
/* e752x mc reads 34:6 of the DRAM linear address */
edac_mc_handle_ue(mci, block_page,
offset_in_page(error_2b << 4),
row, "e752x UE from Read");
}
if (error_one & 0x0404) {
error_2b = scrb_add;
@ -333,8 +336,10 @@ static void do_process_ue(struct mem_ctl_info *mci, u16 error_one,
((block_page >> 1) & 3) :
edac_mc_find_csrow_by_page(mci, block_page);
edac_mc_handle_ue(mci, block_page, 0, row,
"e752x UE from Scruber");
/* e752x mc reads 34:6 of the DRAM linear address */
edac_mc_handle_ue(mci, block_page,
offset_in_page(error_2b << 4),
row, "e752x UE from Scruber");
}
}