From 02dab978adff920e767c97c5450c7a2857c9979a Mon Sep 17 00:00:00 2001
From: RichardG867 <richardg867@gmail.com>
Date: Thu, 31 Jul 2025 21:37:25 -0300
Subject: [PATCH] CMD64x: Fix broken bus master mapping on Linux

---
 src/disk/hdc_ide_cmd646.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/disk/hdc_ide_cmd646.c b/src/disk/hdc_ide_cmd646.c
index c2dcf24db..629dd5d22 100644
--- a/src/disk/hdc_ide_cmd646.c
+++ b/src/disk/hdc_ide_cmd646.c
@@ -263,6 +263,7 @@ cmd646_pci_write(int func, int addr, uint8_t val, void *priv)
             case 0x04:
                 dev->regs[addr] = (val & 0x45);
                 cmd646_ide_handlers(dev);
+                cmd646_ide_bm_handlers(dev);
                 break;
             case 0x07:
                 dev->regs[addr] &= ~(val & 0xb1);