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Software for White Rabbit PTP Core
Commit 4fc75d1b authored by Alessandro Rubini's avatar Alessandro Rubini
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pfilter: novlan: add PTP UDP MAC address for end-to-end 

Signed-off-by: Alessandro Rubini's avatarAlessandro Rubini <rubini@gnudd.com>
parent 9a266bba
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tools/pfilter-builder.c
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......@@ -212,6 +212,7 @@ enum pf_symbolic_regs {
/* The first set is used for straight comparisons */
FRAME_BROADCAST = R_1,
FRAME_MAC_OK,
FRAME_MAC_PTP,
FRAME_OUR_VLAN,
FRAME_TYPE_IPV4,
FRAME_TYPE_PTP2,
......@@ -383,6 +384,13 @@ void pfilter_init_novlan(char *fname)
pfilter_cmp(1, 0xffff, 0xffff, AND, FRAME_BROADCAST);
pfilter_cmp(2, 0xffff, 0xffff, AND, FRAME_BROADCAST);
/* PTP UDP (end to end: 01:00:5e:00:01:81 224.0.1.129) */
pfilter_cmp(0, 0x0100, 0xffff, MOV, FRAME_MAC_PTP);
pfilter_cmp(1, 0x5e00, 0xffff, AND, FRAME_MAC_PTP);
pfilter_cmp(2, 0x0181, 0xffff, AND, FRAME_MAC_PTP);
pfilter_logic2(FRAME_MAC_OK, FRAME_MAC_OK, OR, FRAME_MAC_PTP);
/* Tagged is dropped. We'll invert the check in the vlan rule-set */
pfilter_cmp(6, 0x8100, 0xffff, MOV, R_TMP);
pfilter_logic2(R_DROP, R_TMP, MOV, R_ZERO);
......
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