diff options
Diffstat (limited to 'contrib/libdha/sysdep/pci_alpha.c')
| -rw-r--r-- | contrib/libdha/sysdep/pci_alpha.c | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/contrib/libdha/sysdep/pci_alpha.c b/contrib/libdha/sysdep/pci_alpha.c new file mode 100644 index 000000000..74c3eb687 --- /dev/null +++ b/contrib/libdha/sysdep/pci_alpha.c @@ -0,0 +1,80 @@ +/* + This file is based on: + $XFree86: xc/programs/Xserver/hw/xfree86/etc/scanpci.c,v 3.34.2.17 1998/11/10 11:55:40 dawes Exp $ + Modified for readability by Nick Kurshev +*/ + +static int pci_config_type( void ) { return 1; } + +static int pci_get_vendor( + unsigned char bus, + unsigned char dev, + int func) +{ + unsigned long retval; + pciconfig_read(bus, dev<<3, PCI_ID_REG, 4, &retval); + return retval; +} + +static long pci_config_read_long( + unsigned char bus, + unsigned char dev, + int func, + unsigned cmd) +{ + unsigned long retval; + pciconfig_read(bus, dev<<3, cmd, 4, &retval); + return retval; +} + +static long pci_config_read_word( + unsigned char bus, + unsigned char dev, + int func, + unsigned cmd) +{ + unsigned long retval; + pciconfig_read(bus, dev<<3, cmd, 2, &retval); + return retval; +} + +static long pci_config_read_byte( + unsigned char bus, + unsigned char dev, + int func, + unsigned cmd) +{ + unsigned long retval; + pciconfig_read(bus, dev<<3, cmd, 1, &retval); + return retval; +} + +static void pci_config_write_long( + unsigned char bus, + unsigned char dev, + int func, + unsigned cmd, + long val) +{ + pciconfig_write(bus, dev<<3, cmd, 4, val); +} + +static void pci_config_write_word( + unsigned char bus, + unsigned char dev, + int func, + unsigned cmd, + long val) +{ + pciconfig_write(bus, dev<<3, cmd, 2, val); +} + +static void pci_config_write_byte( + unsigned char bus, + unsigned char dev, + int func, + unsigned cmd, + long val) +{ + pciconfig_write(bus, dev<<3, cmd, 1, val); +} |