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完成xhci端口初始化

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fslongjin
2022-07-21 21:51:33 +08:00
parent fa1c2bd461
commit 49bbba17ec
3 changed files with 20 additions and 12 deletions
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4
kernel/driver/pci/pci.c
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@ -501,11 +501,11 @@ int pci_enable_msi(void *header, uint8_t vector, uint32_t processor, uint8_t edg
{
case 0x00: // general device
if (!(ptr->Status & 0x10))
return E_NOT_SUPPORT_MSI;
return E_NOT_SUPPORT_MSI;
cap_ptr = ((struct pci_device_structure_general_device_t *)ptr)->Capabilities_Pointer;
tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
message_control = (tmp >> 16) & 0xffff;
if (tmp & 0xff != 0x5)