[PATCH 2/2] net: pcnet: Switch to PCI memory access
Marek Vasut
marek.vasut at gmail.com
Sat Apr 18 05:15:43 CEST 2020
Replace the PCI IO access with PCI memory access, the card
supports both, but the former does not work with QEMU SH4.
Signed-off-by: Marek Vasut <marek.vasut+renesas at gmail.com>
Cc: Daniel Schwierzeck <daniel.schwierzeck at gmail.com>
Cc: Joe Hershberger <joe.hershberger at ni.com>
---
Note: It would be good to test this on the mips malta
---
drivers/net/pcnet.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/net/pcnet.c b/drivers/net/pcnet.c
index e7d6c8d714..34a5a16cfe 100644
--- a/drivers/net/pcnet.c
+++ b/drivers/net/pcnet.c
@@ -179,14 +179,14 @@ int pcnet_initialize(bd_t *bis)
/*
* Setup the PCI device.
*/
- pci_read_config_dword(devbusfn, PCI_BASE_ADDRESS_0, &bar);
- dev->iobase = pci_io_to_phys(devbusfn, bar);
+ pci_read_config_dword(devbusfn, PCI_BASE_ADDRESS_1, &bar);
+ dev->iobase = pci_mem_to_phys(devbusfn, bar);
dev->iobase &= ~0xf;
PCNET_DEBUG1("%s: devbusfn=0x%x iobase=0x%lx: ",
dev->name, devbusfn, (unsigned long)dev->iobase);
- command = PCI_COMMAND_IO | PCI_COMMAND_MASTER;
+ command = PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER;
pci_write_config_word(devbusfn, PCI_COMMAND, command);
pci_read_config_word(devbusfn, PCI_COMMAND, &status);
if ((status & command) != command) {
--
2.25.1
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