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authorMark Einon <mark.einon@gmail.com>2013-01-05 09:57:31 +0000
committerBen Hutchings <bhutchings@solarflare.com>2013-01-22 21:15:01 +0000
commitff83cec8a193079e8393c8d842d7ac5a396891e4 (patch)
treeff0b9d18759cdad2c5c17a38782521e83f0817ce
parentfa1bed3eb19cea6ed09e1566d7572f7699962628 (diff)
downloadethtool-ff83cec8a193079e8393c8d842d7ac5a396891e4.tar.gz
ethtool: Add version check for et131x regs
Added a version check for the et131x reg dump, in case the dump format needs to be changed later. Signed-off-by: Mark Einon <mark.einon@gmail.com> Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
-rw-r--r--et131x.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/et131x.c b/et131x.c
index b36c184..8cdbec0 100644
--- a/et131x.c
+++ b/et131x.c
@@ -4,8 +4,12 @@
int et131x_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs)
{
+ u8 version = (u8)(regs->version >> 24);
u32 *reg = (u32 *)regs->data;
+ if(version != 1)
+ return -1;
+
fprintf(stdout, "PHY Registers\n");
fprintf(stdout, "0x0, Basic Control Reg = 0x%04X\n", *reg++);
fprintf(stdout, "0x1, Basic Status Reg = 0x%04X\n", *reg++);