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| author | Wei Liang Lim <weiliang.lim@starfivetech.com> | 2023-10-19 13:04:36 +0300 |
|---|---|---|
| committer | Wei Liang Lim <weiliang.lim@starfivetech.com> | 2023-10-19 13:04:36 +0300 |
| commit | aad6f73d21a428f87d2c6fb8a0dabd96b5287e96 (patch) | |
| tree | 559fcd5fff067d42e886ff70c16b02392d8c2ca3 | |
| parent | 4ab96800fef8854d16f021ca77f78eaaf606b84a (diff) | |
| download | u-boot-aad6f73d21a428f87d2c6fb8a0dabd96b5287e96.tar.xz | |
net: dw_eth_qos: Add 64-bit addressing
Signed-off-by: Wei Liang Lim <weiliang.lim@starfivetech.com>
| -rw-r--r-- | drivers/net/dwc_eth_qos.c | 31 |
1 files changed, 15 insertions, 16 deletions
diff --git a/drivers/net/dwc_eth_qos.c b/drivers/net/dwc_eth_qos.c index 98678b02ab..2b58dbb0f0 100644 --- a/drivers/net/dwc_eth_qos.c +++ b/drivers/net/dwc_eth_qos.c @@ -883,6 +883,7 @@ static int eqos_start(struct udevice *dev) u32 val, tx_fifo_sz, rx_fifo_sz, tqs, rqs, pbl; ulong last_rx_desc; ulong desc_pad; + ulong addr64; debug("%s(dev=%p):\n", __func__, dev); @@ -1174,25 +1175,24 @@ static int eqos_start(struct udevice *dev) for (i = 0; i < EQOS_DESCRIPTORS_RX; i++) { struct eqos_desc *rx_desc = eqos_get_desc(eqos, i, true); - rx_desc->des0 = (u32)(ulong)(eqos->rx_dma_buf + - (i * EQOS_MAX_PACKET_SIZE)); + addr64 = (ulong)(eqos->rx_dma_buf + (i * EQOS_MAX_PACKET_SIZE)); + rx_desc->des0 = lower_32_bits(addr64); + rx_desc->des1 = upper_32_bits(addr64); rx_desc->des3 = EQOS_DESC3_OWN | EQOS_DESC3_BUF1V; mb(); eqos->config->ops->eqos_flush_desc(rx_desc); - eqos->config->ops->eqos_inval_buffer(eqos->rx_dma_buf + - (i * EQOS_MAX_PACKET_SIZE), - EQOS_MAX_PACKET_SIZE); + eqos->config->ops->eqos_inval_buffer((void*)addr64, EQOS_MAX_PACKET_SIZE); } - writel(0, &eqos->dma_regs->ch0_txdesc_list_haddress); - writel((ulong)eqos_get_desc(eqos, 0, false), - &eqos->dma_regs->ch0_txdesc_list_address); + addr64 = (ulong)eqos_get_desc(eqos, 0, false); + writel(upper_32_bits(addr64), &eqos->dma_regs->ch0_txdesc_list_haddress); + writel(lower_32_bits(addr64), &eqos->dma_regs->ch0_txdesc_list_address); writel(EQOS_DESCRIPTORS_TX - 1, &eqos->dma_regs->ch0_txdesc_ring_length); - writel(0, &eqos->dma_regs->ch0_rxdesc_list_haddress); - writel((ulong)eqos_get_desc(eqos, 0, true), - &eqos->dma_regs->ch0_rxdesc_list_address); + addr64 = (ulong)eqos_get_desc(eqos, 0, true); + writel(upper_32_bits(addr64), &eqos->dma_regs->ch0_rxdesc_list_haddress); + writel(lower_32_bits(addr64), &eqos->dma_regs->ch0_rxdesc_list_address); writel(EQOS_DESCRIPTORS_RX - 1, &eqos->dma_regs->ch0_rxdesc_ring_length); @@ -1297,8 +1297,8 @@ static int eqos_send(struct udevice *dev, void *packet, int length) eqos->tx_desc_idx++; eqos->tx_desc_idx %= EQOS_DESCRIPTORS_TX; - tx_desc->des0 = (ulong)eqos->tx_dma_buf; - tx_desc->des1 = 0; + tx_desc->des0 = lower_32_bits((ulong)eqos->tx_dma_buf); + tx_desc->des1 = upper_32_bits((ulong)eqos->tx_dma_buf); tx_desc->des2 = length; /* * Make sure that if HW sees the _OWN write below, it will see all the @@ -1376,9 +1376,8 @@ static int eqos_free_pkt(struct udevice *dev, uchar *packet, int length) mb(); eqos->config->ops->eqos_flush_desc(rx_desc); eqos->config->ops->eqos_inval_buffer(packet, length); - rx_desc->des0 = (u32)(ulong)(eqos->rx_dma_buf + - (idx * EQOS_MAX_PACKET_SIZE)); - rx_desc->des1 = 0; + rx_desc->des0 = lower_32_bits((ulong)packet); + rx_desc->des1 = upper_32_bits((ulong)packet); rx_desc->des2 = 0; /* * Make sure that if HW sees the _OWN write below, |