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dpc: add dpc_prepare

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iretq
2025-12-28 03:50:00 +01:00
parent a81ae88afb
commit 99d3374fc0
11 changed files with 45 additions and 27 deletions
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kernel-src/io/net/rtl8169.c
+6 -3
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@@ -152,10 +152,10 @@ static void rtl8169_isr(isr_t *self, context_t *) {
outw(dev->bar.address + REGISTER_IRQ_STATUS, status);
if (status & (REGISTER_IRQ_STATUS_TX_OK | REGISTER_IRQ_STATUS_TX_ERROR))
dpc_enqueue(&dev->tx_dpc, rtl8169_dpc_tx, dev);
dpc_enqueue(&dev->tx_dpc, dev);
if (status & (REGISTER_IRQ_STATUS_RX_OK | REGISTER_IRQ_STATUS_RX_ERROR))
dpc_enqueue(&dev->rx_dpc, rtl8169_dpc_rx, dev);
dpc_enqueue(&dev->rx_dpc, dev);
status = inw(dev->bar.address + REGISTER_IRQ_STATUS);
}
@@ -311,7 +311,7 @@ static void init_controller(pcienum_t *pci_enum) {
outb(pci_bar.address + REGISTER_COMMAND, REGISTER_COMMAND_TX_ENABLE);
outd(pci_bar.address + REGISTER_TX_CONFIG, REGISTER_TX_CONFIG_DMA_BURST_UNLIMITED | REGISTER_TX_CONFIG_IFG_NORMAL);
outw(pci_bar.address + REGISTER_RX_MAX_SIZE, 1518);
// 128 * 0xc, enough for an ethernet MTU (while 0xb would be enough, the datasheet says that it must be larger than the max size)
outb(pci_bar.address + REGISTER_TX_MAX_SIZE, 0xc);
@@ -337,6 +337,9 @@ static void init_controller(pcienum_t *pci_enum) {
SEMAPHORE_INIT(&netdev->tx_semaphore, TX_DESCRIPTOR_COUNT);
SPINLOCK_INIT(netdev->tx_lock);
dpc_prepare(&netdev->tx_dpc, rtl8169_dpc_tx);
dpc_prepare(&netdev->rx_dpc, rtl8169_dpc_rx);
isr->priv = netdev;
char name[10];