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authorMichael Chan <mchan@broadcom.com>2005-05-29 17:58:36 -0400
committerDavid S. Miller <davem@davemloft.net>2005-05-29 17:58:36 -0400
commit7942e1dbd7252b480ed238096dca617189d293df (patch)
treecb152b70c3276bbe4cbb11600c3da2e98ec638b5 /drivers
parenta71116d1f3b85a69fe3a3acec9223fefb4b1fc66 (diff)
[TG3]: Add memory test
Signed-off-by: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/tg3.c60
1 files changed, 60 insertions, 0 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 4589f8f90119..49cb7b3e2835 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -7520,6 +7520,62 @@ out:
7520 return -EIO; 7520 return -EIO;
7521} 7521}
7522 7522
7523static int tg3_do_mem_test(struct tg3 *tp, u32 offset, u32 len)
7524{
7525 static u32 test_pattern[] = { 0x00000000, 0xffffffff, 0xaa55a55a };
7526 int i;
7527 u32 j;
7528
7529 for (i = 0; i < sizeof(test_pattern)/sizeof(u32); i++) {
7530 for (j = 0; j < len; j += 4) {
7531 u32 val;
7532
7533 tg3_write_mem(tp, offset + j, test_pattern[i]);
7534 tg3_read_mem(tp, offset + j, &val);
7535 if (val != test_pattern[i])
7536 return -EIO;
7537 }
7538 }
7539 return 0;
7540}
7541
7542static int tg3_test_memory(struct tg3 *tp)
7543{
7544 static struct mem_entry {
7545 u32 offset;
7546 u32 len;
7547 } mem_tbl_570x[] = {
7548 { 0x00000000, 0x01000},
7549 { 0x00002000, 0x1c000},
7550 { 0xffffffff, 0x00000}
7551 }, mem_tbl_5705[] = {
7552 { 0x00000100, 0x0000c},
7553 { 0x00000200, 0x00008},
7554 { 0x00000b50, 0x00400},
7555 { 0x00004000, 0x00800},
7556 { 0x00006000, 0x01000},
7557 { 0x00008000, 0x02000},
7558 { 0x00010000, 0x0e000},
7559 { 0xffffffff, 0x00000}
7560 };
7561 struct mem_entry *mem_tbl;
7562 int err = 0;
7563 int i;
7564
7565 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
7566 mem_tbl = mem_tbl_5705;
7567 else
7568 mem_tbl = mem_tbl_570x;
7569
7570 for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) {
7571 if ((err = tg3_do_mem_test(tp, mem_tbl[i].offset,
7572 mem_tbl[i].len)) != 0)
7573 break;
7574 }
7575
7576 return err;
7577}
7578
7523static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest, 7579static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest,
7524 u64 *data) 7580 u64 *data)
7525{ 7581{
@@ -7553,6 +7609,10 @@ static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest,
7553 etest->flags |= ETH_TEST_FL_FAILED; 7609 etest->flags |= ETH_TEST_FL_FAILED;
7554 data[2] = 1; 7610 data[2] = 1;
7555 } 7611 }
7612 if (tg3_test_memory(tp) != 0) {
7613 etest->flags |= ETH_TEST_FL_FAILED;
7614 data[3] = 1;
7615 }
7556 7616
7557 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); 7617 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
7558 if (netif_running(dev)) { 7618 if (netif_running(dev)) {