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fix: initialize CPU MAC9 VLAN state independently of user port count

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avicarmeli committed 2026-10-12 10:43:42 +03:00
1 parent da7909f422
commit 875933b9f9
4 files changed
+48 -5
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test/test_cpu_vlan.c
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#include <stdint.h>
#include <stdio.h>
#include "rtl837x_common.h"
#include "rtl837x_port.h"
#include "machine.h"
#include "support.h"
#include "hw_mock.h"
extern const struct machine machine;
extern struct machine_runtime machine_detected;
int main(void) {
hw_reset();out_reset();
hw_reg_set(RTL837X_VLAN_PORT_EGR_TAG,0xa50fffff);
hw_reg_set(RTL837x_PVID_BASE_REG+16,0x5a123456);
vlan_setup();
uint32_t untouched=(1u<<(machine.min_port*2))-1;
CHECK(hw_reg_get(RTL837X_VLAN_PORT_EGR_TAG)==(0xa5000000|untouched),"CPU egress set, unrelated bits preserved");
CHECK(hw_reg_get(RTL837x_PVID_BASE_REG+16)==0x5a001001,"CPU PVID initialized explicitly");
uint16_t active=((1u<<(machine.max_port+1))-1)&~((1u<<machine.min_port)-1);
CHECK(hw_reg_get(RTL837X_VLAN_PORT_IGR_FLTR)==(active|PMASK_CPU),"CPU ingress included, excluded user ports rejected");
CHECK(hw_vlan_word(1)==(machine_detected.isRTL8373?0x0207ffff:0x0207e3f8),"existing family VLAN membership preserved");
CHECK(hw_vlan_word(2)==0,"no unrelated VLAN changed");
printf("CPU VLAN min=%u max=%u RTL8373=%u: %d checks, %d failed\n",machine.min_port,machine.max_port,machine_detected.isRTL8373,tests_run,tests_failed);
return tests_failed?1:0;
}