Re: [Qemu-devel] [PATCH] network: Added option to disable NIC option roms

[Gerd Hoffmann <kraxel@redhat.com>]

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On 01/26/12 08:45, Markus Armbruster wrote:
> Gerhard Wiesinger <lists@wiesinger.com> writes:
> 
>> Option ROM for network interface cards (NICs) can now explicitly disabled
>> with romfile=disabled (or romfile=no or romfile=none) parameter.
>> With hotplugable NICs (currently NE2000, PCNET) romfile=(empty) didn't work.
>> This patch disables Option ROMs for iPXE for alls supported NICs
>> (hotplugable and non hotplugable).
> 
> And now filenames "disabled", "no" and "none" don't work.
> 
> Any way to fix "romfile="?

Sure.

cheers,
  Gerd

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>From 4c17b5a36e6228536318e06a18a41166ff8356c5 Mon Sep 17 00:00:00 2001
From: Gerd Hoffmann <kraxel@redhat.com>
Date: Thu, 26 Jan 2012 11:40:07 +0100
Subject: [PATCH] nic: zap obsolote romloading bits from ne2k + pcnet

These days one just needs to specify the romfile in PCiDeviceInfo and
everything magically works.  It also allows to disable pxe rom loading
via "romfile=<emptystring>" like it is possible for all other nics.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 hw/ne2000.c    |    9 +--------
 hw/pcnet-pci.c |    9 +--------
 2 files changed, 2 insertions(+), 16 deletions(-)

diff --git a/hw/ne2000.c b/hw/ne2000.c
index 62e082f..83328bb 100644
--- a/hw/ne2000.c
+++ b/hw/ne2000.c
@@ -763,14 +763,6 @@ static int pci_ne2000_init(PCIDevice *pci_dev)
                           pci_dev->qdev.info->name, pci_dev->qdev.id, s);
     qemu_format_nic_info_str(&s->nic->nc, s->c.macaddr.a);
 
-    if (!pci_dev->qdev.hotplugged) {
-        static int loaded = 0;
-        if (!loaded) {
-            rom_add_option("pxe-ne2k_pci.rom", -1);
-            loaded = 1;
-        }
-    }
-
     add_boot_device_path(s->c.bootindex, &pci_dev->qdev, "/ethernet-phy@0");
 
     return 0;
@@ -792,6 +784,7 @@ static PCIDeviceInfo ne2000_info = {
     .qdev.vmsd  = &vmstate_pci_ne2000,
     .init       = pci_ne2000_init,
     .exit       = pci_ne2000_exit,
+    .romfile    = "pxe-ne2k_pci.rom",
     .vendor_id  = PCI_VENDOR_ID_REALTEK,
     .device_id  = PCI_DEVICE_ID_REALTEK_8029,
     .class_id   = PCI_CLASS_NETWORK_ETHERNET,
diff --git a/hw/pcnet-pci.c b/hw/pcnet-pci.c
index 4e164da..2f333e2 100644
--- a/hw/pcnet-pci.c
+++ b/hw/pcnet-pci.c
@@ -330,14 +330,6 @@ static int pci_pcnet_init(PCIDevice *pci_dev)
     s->phys_mem_write = pci_physical_memory_write;
     s->dma_opaque = pci_dev;
 
-    if (!pci_dev->qdev.hotplugged) {
-        static int loaded = 0;
-        if (!loaded) {
-            rom_add_option("pxe-pcnet.rom", -1);
-            loaded = 1;
-        }
-    }
-
     return pcnet_common_init(&pci_dev->qdev, s, &net_pci_pcnet_info);
 }
 
@@ -355,6 +347,7 @@ static PCIDeviceInfo pcnet_info = {
     .qdev.vmsd  = &vmstate_pci_pcnet,
     .init       = pci_pcnet_init,
     .exit       = pci_pcnet_uninit,
+    .romfile    = "pxe-pcnet.rom",
     .vendor_id  = PCI_VENDOR_ID_AMD,
     .device_id  = PCI_DEVICE_ID_AMD_LANCE,
     .revision   = 0x10,
-- 
1.7.1