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Optimize configuration of base MAC address

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Application developer can call APIs to configure base MAC address
    instead of using menuconfig.
This commit is contained in:
XiaXiaotian
2017-05-05 22:24:56 +08:00
parent a41ac2d21d
commit b22067a8f0
12 changed files with 350 additions and 126 deletions
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111
components/esp32/system_api.c
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@@ -36,63 +36,50 @@
static const char* TAG = "system_api";
static uint8_t ext_base_mac_addr[6] = {0};
static uint8_t base_mac_addr[6] = { 0 };
void system_init()
{
}
esp_err_t esp_base_mac_addr_set_external(uint8_t *mac)
esp_err_t esp_base_mac_addr_set(uint8_t *mac)
{
if (mac == NULL) {
ESP_LOGE(TAG, "External base MAC address is NULL");
ESP_LOGE(TAG, "Base MAC address is NULL");
abort();
}
memcpy(ext_base_mac_addr, mac, 6);
memcpy(base_mac_addr, mac, 6);
return ESP_OK;
}
esp_err_t esp_base_mac_addr_get_external(uint8_t *mac)
esp_err_t esp_base_mac_addr_get(uint8_t *mac)
{
uint8_t null_mac[6] = {0};
if (memcmp(ext_base_mac_addr, null_mac, 6) == 0) {
ESP_LOGE(TAG, "External MAC address is not set");
abort();
if (memcmp(base_mac_addr, null_mac, 6) == 0) {
ESP_LOGI(TAG, "Base MAC address is not set, read default base MAC address from BLK0 of EFUSE");
return ESP_ERR_INVALID_MAC;
}
memcpy(mac, ext_base_mac_addr, 6);
memcpy(mac, base_mac_addr, 6);
return ESP_OK;
}
esp_err_t esp_efuse_read_mac(uint8_t* mac)
esp_err_t esp_efuse_mac_get_custom(uint8_t *mac)
{
uint32_t mac_low;
uint32_t mac_high;
uint8_t efuse_crc;
uint8_t calc_crc;
#ifdef CONFIG_BASE_MAC_STORED_DEFAULT_EFUSE
mac_low = REG_READ(EFUSE_BLK0_RDATA1_REG);
mac_high = REG_READ(EFUSE_BLK0_RDATA2_REG);
mac[0] = mac_high >> 8;
mac[1] = mac_high;
mac[2] = mac_low >> 24;
mac[3] = mac_low >> 16;
mac[4] = mac_low >> 8;
mac[5] = mac_low;
efuse_crc = mac_high >> 16;
#else
uint8_t version = REG_READ(EFUSE_BLK3_RDATA5_REG) >> 24;
if (version != 1) {
ESP_LOGE(TAG, "Customer efuse MAC address version error, version = %d", version);
abort();
ESP_LOGE(TAG, "Base MAC address from BLK3 of EFUSE version error, version = %d", version);
return ESP_ERR_INVALID_VERSION;
}
mac_low = REG_READ(EFUSE_BLK3_RDATA1_REG);
@@ -106,7 +93,34 @@ esp_err_t esp_efuse_read_mac(uint8_t* mac)
mac[5] = mac_low >> 16;
efuse_crc = mac_high;
#endif //CONFIG_BASE_MAC_STORED_DEFAULT_EFUSE
calc_crc = esp_crc8(mac, 6);
if (efuse_crc != calc_crc) {
ESP_LOGE(TAG, "Base MAC address from BLK3 of EFUSE CRC error, efuse_crc = 0x%02x; calc_crc = 0x%02x", efuse_crc, calc_crc);
return ESP_ERR_INVALID_CRC;
}
return ESP_OK;
}
esp_err_t esp_efuse_mac_get_default(uint8_t* mac)
{
uint32_t mac_low;
uint32_t mac_high;
uint8_t efuse_crc;
uint8_t calc_crc;
mac_low = REG_READ(EFUSE_BLK0_RDATA1_REG);
mac_high = REG_READ(EFUSE_BLK0_RDATA2_REG);
mac[0] = mac_high >> 8;
mac[1] = mac_high;
mac[2] = mac_low >> 24;
mac[3] = mac_low >> 16;
mac[4] = mac_low >> 8;
mac[5] = mac_low;
efuse_crc = mac_high >> 16;
calc_crc = esp_crc8(mac, 6);
@@ -118,30 +132,31 @@ esp_err_t esp_efuse_read_mac(uint8_t* mac)
return ESP_OK;
}
} else {
ESP_LOGE(TAG, "MAC address CRC error, efuse_crc = 0x%02x; calc_crc = 0x%02x", efuse_crc, calc_crc);
ESP_LOGE(TAG, "Base MAC address from BLK0 of EFUSE CRC error, efuse_crc = 0x%02x; calc_crc = 0x%02x", efuse_crc, calc_crc);
abort();
}
}
return ESP_OK;
}
esp_err_t system_efuse_read_mac(uint8_t mac[6]) __attribute__((alias("esp_efuse_read_mac")));
esp_err_t system_efuse_read_mac(uint8_t *mac) __attribute__((alias("esp_efuse_mac_get_default")));
esp_err_t esp_efuse_read_mac(uint8_t *mac) __attribute__((alias("esp_efuse_mac_get_default")));
esp_err_t esp_derive_mac(uint8_t* dst_mac, const uint8_t* src_mac)
esp_err_t esp_derive_mac(uint8_t* local_mac, const uint8_t* universal_mac)
{
uint8_t idx;
if (dst_mac == NULL || src_mac == NULL) {
if (local_mac == NULL || universal_mac == NULL) {
ESP_LOGE(TAG, "mac address param is NULL");
return ESP_ERR_INVALID_ARG;
}
memcpy(dst_mac, src_mac, 6);
memcpy(local_mac, universal_mac, 6);
for (idx = 0; idx < 64; idx++) {
dst_mac[0] = src_mac[0] | 0x02;
dst_mac[0] ^= idx << 2;
local_mac[0] = universal_mac[0] | 0x02;
local_mac[0] ^= idx << 2;
if (memcmp(dst_mac, src_mac, 6)) {
if (memcmp(local_mac, universal_mac, 6)) {
break;
}
}
@@ -159,50 +174,46 @@ esp_err_t esp_read_mac(uint8_t* mac, esp_mac_type_t type)
}
if (type < ESP_MAC_WIFI_STA || type > ESP_MAC_ETH) {
ESP_LOGE(TAG, "mac type is incorrect");
ESP_LOGE(TAG, "mac type is incorrect");
return ESP_ERR_INVALID_ARG;
}
_Static_assert(NUM_MAC_ADDRESS_FROM_EFUSE == FOUR_MAC_ADDRESS_FROM_EFUSE \
|| NUM_MAC_ADDRESS_FROM_EFUSE == TWO_MAC_ADDRESS_FROM_EFUSE, \
_Static_assert(UNIVERSAL_MAC_ADDR_NUM == FOUR_UNIVERSAL_MAC_ADDR \
|| UNIVERSAL_MAC_ADDR_NUM == TWO_UNIVERSAL_MAC_ADDR, \
"incorrect NUM_MAC_ADDRESS_FROM_EFUSE value");
#if defined(CONFIG_BASE_MAC_STORED_DEFAULT_EFUSE) || defined(CONFIG_BASE_MAC_STORED_CUSTOMER_DEFINED_EFUSE)
esp_efuse_read_mac(efuse_mac);
#endif
#if defined(CONFIG_BASE_MAC_STORED_OTHER_CUSTOMER_DEFINED_PLACE)
esp_base_mac_addr_get_external(efuse_mac);
#endif
if (esp_base_mac_addr_get(efuse_mac) != ESP_OK) {
esp_efuse_mac_get_default(efuse_mac);
}
switch (type) {
case ESP_MAC_WIFI_STA:
memcpy(mac, efuse_mac, 6);
break;
case ESP_MAC_WIFI_SOFTAP:
if (NUM_MAC_ADDRESS_FROM_EFUSE == FOUR_MAC_ADDRESS_FROM_EFUSE) {
if (UNIVERSAL_MAC_ADDR_NUM == FOUR_UNIVERSAL_MAC_ADDR) {
memcpy(mac, efuse_mac, 6);
mac[5] += 1;
}
else if (NUM_MAC_ADDRESS_FROM_EFUSE == TWO_MAC_ADDRESS_FROM_EFUSE) {
else if (UNIVERSAL_MAC_ADDR_NUM == TWO_UNIVERSAL_MAC_ADDR) {
esp_derive_mac(mac, efuse_mac);
}
break;
case ESP_MAC_BT:
memcpy(mac, efuse_mac, 6);
if (NUM_MAC_ADDRESS_FROM_EFUSE == FOUR_MAC_ADDRESS_FROM_EFUSE) {
if (UNIVERSAL_MAC_ADDR_NUM == FOUR_UNIVERSAL_MAC_ADDR) {
mac[5] += 2;
}
else if (NUM_MAC_ADDRESS_FROM_EFUSE == TWO_MAC_ADDRESS_FROM_EFUSE) {
else if (UNIVERSAL_MAC_ADDR_NUM == TWO_UNIVERSAL_MAC_ADDR) {
mac[5] += 1;
}
break;
case ESP_MAC_ETH:
if (NUM_MAC_ADDRESS_FROM_EFUSE == FOUR_MAC_ADDRESS_FROM_EFUSE) {
if (UNIVERSAL_MAC_ADDR_NUM == FOUR_UNIVERSAL_MAC_ADDR) {
memcpy(mac, efuse_mac, 6);
mac[5] += 3;
}
else if (NUM_MAC_ADDRESS_FROM_EFUSE == TWO_MAC_ADDRESS_FROM_EFUSE) {
else if (UNIVERSAL_MAC_ADDR_NUM == TWO_UNIVERSAL_MAC_ADDR) {
efuse_mac[5] += 1;
esp_derive_mac(mac, efuse_mac);
}