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Add support for VLAN names

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logicog
2025-08-28 16:58:51 +02:00
parent e8c6492786
commit a0239b72f4
7 changed files with 111 additions and 21 deletions
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rtl837x_port.c
+24 -1
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@@ -14,12 +14,15 @@
#pragma codeseg BANK1
extern __code uint8_t * __code hex;
extern __code uint16_t bit_mask[16];
extern __xdata uint8_t minPort;
extern __xdata uint8_t maxPort;
extern __xdata uint8_t nSFPPorts;
extern __xdata uint8_t sfr_data[4];
extern __xdata uint8_t cpuPort;
extern __xdata uint16_t vlan_ptr;
extern __xdata uint8_t vlan_names[VLAN_NAMES_SIZE];
extern __xdata uint8_t isRTL8373;
@@ -104,7 +107,7 @@ void vlan_delete(uint16_t vlan) __banked
*/
int8_t vlan_get(register uint16_t vlan) __banked
{
if (vlan >= 2048)
if (vlan >= 0x3ff) // VLAN 4095 is special
return -1;
REG_WRITE(RTL837X_TBL_CTRL, vlan >> 8, vlan, TBL_VLAN, TBL_EXECUTE);
@@ -117,6 +120,22 @@ int8_t vlan_get(register uint16_t vlan) __banked
}
__xdata uint16_t vlan_name(register uint16_t vlan) __banked
{
__xdata int16_t i = 0;
__xdata uint8_t begin = 1;
while (vlan_names[i]) {
if (begin && vlan_names[i] == hex[(vlan >> 8) & 0xf] && vlan_names[i + 1] == hex[(vlan >> 4) & 0xf] && vlan_names[i + 2] == hex[vlan & 0xf])
break;
begin = vlan_names[i++] == ' ' ? 1 : 0;
}
if (vlan_names[i])
return i + 3;
return 0xffff;
}
/*
* A member that is not tagged, is untagged
*/
@@ -157,6 +176,10 @@ void vlan_setup(void) __banked
{
print_string("\nvlan_setup called \n");
// No VLAN names set up so far
vlan_ptr = 0;
vlan_names[0] = 0;
// Initialize VLAN table for VLAN 1, by disabling that entry
if (isRTL8373) {
REG_SET(RTL837x_TBL_DATA_IN_A, 0x0007ffff);