coreboot
coreboot is an Open Source project aimed at replacing the proprietary BIOS found in most computers.
spi.c
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1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 
3 #include <intelblocks/spi.h>
4 #include <soc/pci_devs.h>
5 
6 int spi_soc_devfn_to_bus(unsigned int devfn)
7 {
8  switch (devfn) {
9  case PCH_DEVFN_SPI:
10  return 0;
11  }
12  return -1;
13 }
#define PCH_DEVFN_SPI
Definition: pci_devs.h:220
int spi_soc_devfn_to_bus(unsigned int devfn)
Definition: spi.c:15