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Add more documentation on vlans and trunking

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logicog
2025-07-26 19:10:24 +02:00
parent a5d156a645
commit c01014f1d8
5 changed files with 120 additions and 6 deletions
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rtl837x_port.c
+5 -6
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@@ -56,9 +56,7 @@ void port_ingress_filter(register uint8_t port, uint8_t type) __banked
/*
pvid 6 2 2
port_pvid_set called
R4e28-00001002
* Define a Primary VLAN ID for a port
*/
void port_pvid_set(uint8_t port, __xdata uint16_t pvid) __banked
{
@@ -78,7 +76,8 @@ void port_pvid_set(uint8_t port, __xdata uint16_t pvid) __banked
void vlan_delete(uint16_t vlan) __banked
{
print_string("\nvlan_delete called \n"); print_short(vlan);
// R5cac-07d30301 r5cac:07d30300
REG_WRITE(RTL837x_TBL_DATA_IN_A, 0, 0, 0, 0);
REG_WRITE(RTL837X_TBL_CTRL, vlan >> 8, vlan, TBL_VLAN, TBL_WRITE | TBL_EXECUTE);
}
@@ -203,9 +202,9 @@ void vlan_setup(void) __banked
void trunk_set(uint8_t group, uint16_t mask) __banked
{
if (group == 1) {
REG_WRITE(0x4f38, 0, 0, mask >> 8, mask);
REG_WRITE(RTL837x_TRUNK_CTRL_A, 0, 0, mask >> 8, mask);
} else if (group == 2) {
REG_WRITE(0x4f3c, 0, 0, mask >> 8, mask);
REG_WRITE(RTL837x_TRUNK_CTRL_B, 0, 0, mask >> 8, mask);
} else {
print_string("\nTrunk group must be 1 or 2\n");
}