usb: Make ports appear always powered on

2023-05-05 22:19:04 +06:00
parent af3bc0412c
commit 331b579d44
1 changed files with 13 additions and 0 deletions
--- a/src/usb.c
+++ b/src/usb.c
@@ -186,6 +186,19 @@ ohci_mmio_read(uint32_t addr, void *p)

    ret = dev->ohci_mmio[addr];

+    switch (addr) {
+        case 0x101:
+            ret = (ret & 0xfe) | (!!mem_a20_key);
+            break;
+        case OHCI_HcRhPortStatus1 + 1:
+        case OHCI_HcRhPortStatus2 + 1:
+        case OHCI_HcRhPortStatus3 + 1:
+            ret |= 0x1;
+            break;
+        default:
+            break;
+    }
+
    if (addr == 0x101)
        ret = (ret & 0xfe) | (!!mem_a20_key);