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net: pcnet: Switch to PCI memory access

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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@gmail.com>
Cc: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
Cc: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
Marek Vasut 2020-04-18 05:11:05 +02:00 • committed by marex
parent 3c0bcb97d6
commit 69529c9120
1 changed files with 3 additions and 3 deletions
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6
drivers/net/pcnet.c
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@ -179,14 +179,14 @@ int pcnet_initialize(bd_t *bis)
/* /*
* Setup the PCI device. * Setup the PCI device.
*/ */
pci_read_config_dword(devbusfn, PCI_BASE_ADDRESS_0, &bar); pci_read_config_dword(devbusfn, PCI_BASE_ADDRESS_1, &bar);
dev->iobase = pci_io_to_phys(devbusfn, bar); dev->iobase = pci_mem_to_phys(devbusfn, bar);
dev->iobase &= ~0xf; dev->iobase &= ~0xf;
PCNET_DEBUG1("%s: devbusfn=0x%x iobase=0x%lx: ", PCNET_DEBUG1("%s: devbusfn=0x%x iobase=0x%lx: ",
dev->name, devbusfn, (unsigned long)dev->iobase); 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_write_config_word(devbusfn, PCI_COMMAND, command);
pci_read_config_word(devbusfn, PCI_COMMAND, &status); pci_read_config_word(devbusfn, PCI_COMMAND, &status);
if ((status & command) != command) { if ((status & command) != command) {