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new: 初步完成了mmio地址空间自动分配（未测试）

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bugfix: mmio虚拟地址分配的bug
This commit is contained in:
fslongjin
2022-08-20 01:05:15 +08:00
parent 05477932de
commit 0223232f3f
14 changed files with 317 additions and 56 deletions
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2
kernel/driver/usb/xhci/xhci.c
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@ -983,7 +983,7 @@ failed_free_dyn:; // 释放动态申请的内存
failed:;
io_mfence();
// 取消地址映射
mm_unmap(xhci_hc[cid].vbase, 65536);
mm_unmap_addr(xhci_hc[cid].vbase, 65536);
io_mfence();
// 清空数组
memset((void *)&xhci_hc[cid], 0, sizeof(struct xhci_host_controller_t));