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Add support for GbE

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This commit is contained in:
Sergio R. Caprile
2025-12-10 10:23:47 -03:00
parent c1298973e1
commit 69925c774d
2 changed files with 30 additions and 21 deletions
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mongoose.c
+19 -15
View File
@@ -23446,8 +23446,8 @@ enum { // ID1 ID2
MG_PHY_DP83848 = 0x5ca2, // 2000 5ca2 - TI DP83848I
MG_PHY_LAN87x = 0x7, // 0007 c0fx - LAN8720
MG_PHY_RTL82x = 0x1c,
MG_PHY_RTL8201 = 0xc816, // 001c c816 - RTL8201,
MG_PHY_RTL8211 = 0xc916, // 001c c916 - RTL8201,
MG_PHY_RTL8201 = 0xc816, // 001c c816 - RTL8201F
MG_PHY_RTL8211 = 0xc916, // 001c c916 - RTL8211F
MG_PHY_ICS1894x = 0x15,
MG_PHY_ICS189432 = 0xf450 // 0015 f450 - ICS1894
};
@@ -23464,10 +23464,9 @@ enum {
MG_PHY_KSZ8x_REG_PC1R = 30,
MG_PHY_KSZ8x_REG_PC2R = 31,
MG_PHY_LAN87x_REG_SCSR = 31,
MG_PHY_RTL8201_REG_RMSR = 16, // in page 7
MG_PHY_RTL8201_REG_PAGESEL = 31,
MG_PHY_RTL82x_REG_PAGESEL = 31,
MG_PHY_RTL8201_REG_RMSR = 16, // in page 7
MG_PHY_RTL8211_REG_PHYSR = 26, // in page a43
MG_PHY_RTL8211_REG_PAGESEL = 31,
MG_PHY_ICS189432_REG_POLL = 17
};
@@ -23542,9 +23541,9 @@ void mg_phy_init(struct mg_phy *phy, uint8_t phy_addr, uint8_t config) {
} else if (id1 == MG_PHY_RTL82x && id2 == MG_PHY_RTL8201) {
// assume PHY has been hardware strapped properly
#if 0
phy->write_reg(phy_addr, MG_PHY_RTL8201_REG_PAGESEL, 7); // Select page 7
phy->write_reg(phy_addr, MG_PHY_RTL82x_REG_PAGESEL, 7); // Select page 7
phy->write_reg(phy_addr, MG_PHY_RTL8201_REG_RMSR, 0x1ffa);
phy->write_reg(phy_addr, MG_PHY_RTL8201_REG_PAGESEL, 0); // Select page 0
phy->write_reg(phy_addr, MG_PHY_RTL82x_REG_PAGESEL, 0); // Select page 0
#endif
} else if (id1 == MG_PHY_RTL82x && id2 == MG_PHY_RTL8211) {
// assume PHY has been hardware strapped properly
@@ -23591,9 +23590,9 @@ bool mg_phy_up(struct mg_phy *phy, uint8_t phy_addr, bool *full_duplex,
uint16_t id2 = phy->read_reg(phy_addr, MG_PHY_REG_ID2);
if (id2 == MG_PHY_RTL8211) {
uint16_t physr;
phy->write_reg(phy_addr, MG_PHY_RTL8211_REG_PAGESEL, 0xa43);
phy->write_reg(phy_addr, MG_PHY_RTL82x_REG_PAGESEL, 0xa43);
physr = phy->read_reg(phy_addr, MG_PHY_RTL8211_REG_PHYSR);
phy->write_reg(phy_addr, MG_PHY_RTL8211_REG_PAGESEL, 0);
phy->write_reg(phy_addr, MG_PHY_RTL82x_REG_PAGESEL, 0);
*full_duplex = physr & MG_BIT(3);
*speed = (physr & MG_BIT(5)) ? MG_PHY_SPEED_1000M
: (physr & MG_BIT(4)) ? MG_PHY_SPEED_100M
@@ -25336,11 +25335,13 @@ struct synopsys_enet_qos {
#define ETH_DESC_CNT 4 // Descriptors count
#define ETH_DS 4 // Descriptor size (words)
static volatile uint32_t s_rxdesc[ETH_DESC_CNT][ETH_DS] MG_ETH_RAM MG_8BYTE_ALIGNED;
static volatile uint32_t s_txdesc[ETH_DESC_CNT][ETH_DS] MG_ETH_RAM MG_8BYTE_ALIGNED;
static volatile uint32_t s_rxdesc[ETH_DESC_CNT][ETH_DS] MG_ETH_RAM
MG_8BYTE_ALIGNED;
static volatile uint32_t s_txdesc[ETH_DESC_CNT][ETH_DS] MG_ETH_RAM
MG_8BYTE_ALIGNED;
static uint8_t s_rxbuf[ETH_DESC_CNT][ETH_PKT_SIZE] MG_ETH_RAM MG_8BYTE_ALIGNED;
static uint8_t s_txbuf[ETH_DESC_CNT][ETH_PKT_SIZE] MG_ETH_RAM MG_8BYTE_ALIGNED;
static struct mg_tcpip_if *s_ifp; // MIP interface
static struct mg_tcpip_if *s_ifp; // MIP interface
static uint16_t eth_read_phy(uint8_t addr, uint8_t reg) {
ETH->MACMDIOAR &= (0xF << 8);
@@ -25416,7 +25417,7 @@ static bool mg_tcpip_driver_stm32h_init(struct mg_tcpip_if *ifp) {
#endif
ETH->DMACIER = MG_BIT(6) | MG_BIT(15); // RIE, NIE
ETH->MACCR = MG_BIT(0) | MG_BIT(1) | MG_BIT(13) | MG_BIT(14) |
MG_BIT(15); // RE, TE, Duplex, Fast, Reserved
MG_BIT(15); // RE, TE, Duplex, Fast, (10/100)/Reserved
#if MG_ENABLE_DRIVER_STM32H
ETH->MTLTQOMR |= MG_BIT(1); // TSF
ETH->MTLRQOMR |= MG_BIT(5); // RSF
@@ -25494,8 +25495,11 @@ static bool mg_tcpip_driver_stm32h_poll(struct mg_tcpip_if *ifp, bool s1) {
// if(link is slow or half) set flags otherwise
// reg = tmp
uint32_t maccr = ETH->MACCR | MG_BIT(14) | MG_BIT(13); // 100M, Full-duplex
if (speed == MG_PHY_SPEED_10M) maccr &= ~MG_BIT(14); // 10M
if (full_duplex == false) maccr &= ~MG_BIT(13); // Half-duplex
#if MG_ENABLE_DRIVER_STM32N
if (speed == MG_PHY_SPEED_1000M) maccr &= ~MG_BIT(15); // 1000M
#endif
if (speed == MG_PHY_SPEED_10M) maccr &= ~MG_BIT(14); // 10M
if (full_duplex == false) maccr &= ~MG_BIT(13); // Half-duplex
ETH->MACCR = maccr; // IRQ handler does not fiddle with this register
MG_DEBUG(("Link is %uM %s-duplex", maccr & MG_BIT(14) ? 100 : 10,
maccr & MG_BIT(13) ? "full" : "half"));
src/drivers/stm32h.c
+11 -6
View File
@@ -50,11 +50,13 @@ struct synopsys_enet_qos {
#define ETH_DESC_CNT 4 // Descriptors count
#define ETH_DS 4 // Descriptor size (words)
static volatile uint32_t s_rxdesc[ETH_DESC_CNT][ETH_DS] MG_ETH_RAM MG_8BYTE_ALIGNED;
static volatile uint32_t s_txdesc[ETH_DESC_CNT][ETH_DS] MG_ETH_RAM MG_8BYTE_ALIGNED;
static volatile uint32_t s_rxdesc[ETH_DESC_CNT][ETH_DS] MG_ETH_RAM
MG_8BYTE_ALIGNED;
static volatile uint32_t s_txdesc[ETH_DESC_CNT][ETH_DS] MG_ETH_RAM
MG_8BYTE_ALIGNED;
static uint8_t s_rxbuf[ETH_DESC_CNT][ETH_PKT_SIZE] MG_ETH_RAM MG_8BYTE_ALIGNED;
static uint8_t s_txbuf[ETH_DESC_CNT][ETH_PKT_SIZE] MG_ETH_RAM MG_8BYTE_ALIGNED;
static struct mg_tcpip_if *s_ifp; // MIP interface
static struct mg_tcpip_if *s_ifp; // MIP interface
static uint16_t eth_read_phy(uint8_t addr, uint8_t reg) {
ETH->MACMDIOAR &= (0xF << 8);
@@ -130,7 +132,7 @@ static bool mg_tcpip_driver_stm32h_init(struct mg_tcpip_if *ifp) {
#endif
ETH->DMACIER = MG_BIT(6) | MG_BIT(15); // RIE, NIE
ETH->MACCR = MG_BIT(0) | MG_BIT(1) | MG_BIT(13) | MG_BIT(14) |
MG_BIT(15); // RE, TE, Duplex, Fast, Reserved
MG_BIT(15); // RE, TE, Duplex, Fast, (10/100)/Reserved
#if MG_ENABLE_DRIVER_STM32H
ETH->MTLTQOMR |= MG_BIT(1); // TSF
ETH->MTLRQOMR |= MG_BIT(5); // RSF
@@ -208,8 +210,11 @@ static bool mg_tcpip_driver_stm32h_poll(struct mg_tcpip_if *ifp, bool s1) {
// if(link is slow or half) set flags otherwise
// reg = tmp
uint32_t maccr = ETH->MACCR | MG_BIT(14) | MG_BIT(13); // 100M, Full-duplex
if (speed == MG_PHY_SPEED_10M) maccr &= ~MG_BIT(14); // 10M
if (full_duplex == false) maccr &= ~MG_BIT(13); // Half-duplex
#if MG_ENABLE_DRIVER_STM32N
if (speed == MG_PHY_SPEED_1000M) maccr &= ~MG_BIT(15); // 1000M
#endif
if (speed == MG_PHY_SPEED_10M) maccr &= ~MG_BIT(14); // 10M
if (full_duplex == false) maccr &= ~MG_BIT(13); // Half-duplex
ETH->MACCR = maccr; // IRQ handler does not fiddle with this register
MG_DEBUG(("Link is %uM %s-duplex", maccr & MG_BIT(14) ? 100 : 10,
maccr & MG_BIT(13) ? "full" : "half"));