forked from Minki/linux
[TG3]: Add memory test
Signed-off-by: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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a71116d1f3
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7942e1dbd7
@ -7520,6 +7520,62 @@ out:
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return -EIO;
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}
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static int tg3_do_mem_test(struct tg3 *tp, u32 offset, u32 len)
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{
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static u32 test_pattern[] = { 0x00000000, 0xffffffff, 0xaa55a55a };
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int i;
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u32 j;
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for (i = 0; i < sizeof(test_pattern)/sizeof(u32); i++) {
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for (j = 0; j < len; j += 4) {
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u32 val;
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tg3_write_mem(tp, offset + j, test_pattern[i]);
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tg3_read_mem(tp, offset + j, &val);
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if (val != test_pattern[i])
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return -EIO;
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}
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}
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return 0;
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}
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static int tg3_test_memory(struct tg3 *tp)
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{
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static struct mem_entry {
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u32 offset;
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u32 len;
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} mem_tbl_570x[] = {
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{ 0x00000000, 0x01000},
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{ 0x00002000, 0x1c000},
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{ 0xffffffff, 0x00000}
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}, mem_tbl_5705[] = {
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{ 0x00000100, 0x0000c},
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{ 0x00000200, 0x00008},
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{ 0x00000b50, 0x00400},
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{ 0x00004000, 0x00800},
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{ 0x00006000, 0x01000},
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{ 0x00008000, 0x02000},
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{ 0x00010000, 0x0e000},
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{ 0xffffffff, 0x00000}
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};
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struct mem_entry *mem_tbl;
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int err = 0;
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int i;
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if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
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mem_tbl = mem_tbl_5705;
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else
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mem_tbl = mem_tbl_570x;
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for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) {
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if ((err = tg3_do_mem_test(tp, mem_tbl[i].offset,
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mem_tbl[i].len)) != 0)
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break;
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}
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return err;
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}
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static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest,
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u64 *data)
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{
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@ -7553,6 +7609,10 @@ static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest,
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etest->flags |= ETH_TEST_FL_FAILED;
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data[2] = 1;
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}
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if (tg3_test_memory(tp) != 0) {
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etest->flags |= ETH_TEST_FL_FAILED;
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data[3] = 1;
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}
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tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
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if (netif_running(dev)) {
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