CMD64x: Fix I/O mapping of the onboard CMD648

2025-08-01 20:35:22 -03:00
parent 8f857ff5c3
commit eafb95c558
1 changed files with 6 additions and 0 deletions
--- a/src/disk/hdc_ide_cmd646.c
+++ b/src/disk/hdc_ide_cmd646.c
@@ -570,6 +570,12 @@ cmd646_reset(void *priv)

        dev->regs[0x50] = 0x40;       /* Enable Base address register R/W;
                                         If 0, they return 0 and are read-only 8 */
+
+        /* Blank base addresses */
+        dev->regs[0x10] = 0x01;
+        dev->regs[0x14] = 0x01;
+        dev->regs[0x18] = 0x01;
+        dev->regs[0x1c] = 0x01;
    } else {
        dev->regs[0x06] = 0x80;
        dev->regs[0x09] = dev->local; /* Programming interface */