diff --git a/src/add-ons/accelerants/radeon_hd/accelerant.cpp b/src/add-ons/accelerants/radeon_hd/accelerant.cpp
index afe6668e55..0cd1df72ca 100644
--- a/src/add-ons/accelerants/radeon_hd/accelerant.cpp
+++ b/src/add-ons/accelerants/radeon_hd/accelerant.cpp
@@ -139,6 +139,7 @@ init_common(int device, bool isClone)
 		return status;
 	}
 
+	// XXX: We *should* only need B_READ_AREA here, but AtomBIOS calls fail with it RO #19348
 	gInfo->rom_area = clone_area("radeon hd AtomBIOS",
 		(void**)&gInfo->rom, B_ANY_ADDRESS, B_READ_AREA | B_WRITE_AREA,
 		gInfo->shared_info->rom_area);
diff --git a/src/add-ons/kernel/drivers/graphics/radeon_hd/radeon_hd.cpp b/src/add-ons/kernel/drivers/graphics/radeon_hd/radeon_hd.cpp
index 572b281556..b284837c3f 100644
--- a/src/add-ons/kernel/drivers/graphics/radeon_hd/radeon_hd.cpp
+++ b/src/add-ons/kernel/drivers/graphics/radeon_hd/radeon_hd.cpp
@@ -115,8 +115,9 @@ mapAtomBIOSACPI(radeon_info &info, uint32& romSize)
 		|| !memcmp(&info.atom_buffer[romHeader + 4], "MOTA", 4);
 
 	if (romValid == true) {
-		set_area_protection(info.rom_area,
-			B_KERNEL_READ_AREA | B_CLONEABLE_AREA);
+		// XXX: We should only KERNEL_READ_AREA + CLONE here, but AtomBIOS calls fail w/RO #19348
+		//set_area_protection(info.rom_area,
+		//	B_KERNEL_READ_AREA | B_CLONEABLE_AREA);
 		ERROR("%s: AtomBIOS verified and locked (%" B_PRIu32 ")\n", __func__, romSize);
 	} else
 		ERROR("%s: AtomBIOS memcpy failed!\n", __func__);
@@ -227,8 +228,9 @@ mapAtomBIOS(radeon_info &info, phys_addr_t romBase, uint32 romSize,
 		|| !memcmp(&info.atom_buffer[romHeader + 4], "MOTA", 4);
 
 	if (romValid == true) {
-		set_area_protection(info.rom_area,
-			B_KERNEL_READ_AREA | B_CLONEABLE_AREA);
+		// XXX: We should only KERNEL_READ_AREA + CLONE here, but AtomBIOS calls fail w/RO #19348
+		//set_area_protection(info.rom_area,
+		//	B_KERNEL_READ_AREA | B_CLONEABLE_AREA);
 		ERROR("%s: AtomBIOS verified and locked (%" B_PRIu32 ")\n", __func__, romSize);
 	} else
 		ERROR("%s: AtomBIOS memcpy failed!\n", __func__);