diff mbox series

[PULL,1/7] ppc/pegasos2: Fix reset state of USB functions

Message ID 20230804152955.22316-2-danielhb413@gmail.com
State New
Headers show
Series [PULL,1/7] ppc/pegasos2: Fix reset state of USB functions | expand

Commit Message

Daniel Henrique Barboza Aug. 4, 2023, 3:29 p.m. UTC 
From: BALATON Zoltan <balaton@eik.bme.hu>

The original non-free board firmware sets the command register of the
USB functions to 7 and some guests rely on this for working USB. Match
what the board firmware does when using VOF instead.

Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Message-ID: <06a2b864431425f23d1f2b5abf0c027819ac11c6.1689725688.git.balaton@eik.bme.hu>
Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
---
 hw/ppc/pegasos2.c | 4 ++++
 1 file changed, 4 insertions(+)
diff mbox series

Patch

diff --git a/hw/ppc/pegasos2.c b/hw/ppc/pegasos2.c
index 4447bbe8ec..4a2ab35f19 100644
--- a/hw/ppc/pegasos2.c
+++ b/hw/ppc/pegasos2.c
@@ -324,9 +324,13 @@  static void pegasos2_machine_reset(MachineState *machine, ShutdownCause reason)
 
     pegasos2_pci_config_write(pm, 1, (PCI_DEVFN(12, 2) << 8) |
                               PCI_INTERRUPT_LINE, 2, 0x409);
+    pegasos2_pci_config_write(pm, 1, (PCI_DEVFN(12, 2) << 8) |
+                              PCI_COMMAND, 2, 0x7);
 
     pegasos2_pci_config_write(pm, 1, (PCI_DEVFN(12, 3) << 8) |
                               PCI_INTERRUPT_LINE, 2, 0x409);
+    pegasos2_pci_config_write(pm, 1, (PCI_DEVFN(12, 3) << 8) |
+                              PCI_COMMAND, 2, 0x7);
 
     pegasos2_pci_config_write(pm, 1, (PCI_DEVFN(12, 4) << 8) |
                               PCI_INTERRUPT_LINE, 2, 0x9);