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author | Stefan Reinauer <reinauer@chromium.org> | 2012-11-30 12:34:04 -0800 |
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committer | Ronald G. Minnich <rminnich@gmail.com> | 2012-11-30 23:59:58 +0100 |
commit | 8d7115560d469f901d7d8ccb242d0b437e7394aa (patch) | |
tree | 0f1b4bd63c48a233c49d5a9ca15f08a1675d1ff4 /src/device/agp_device.c | |
parent | 4b6be985aae8bff84ae442e7be7669e93694fa1e (diff) | |
download | coreboot-8d7115560d469f901d7d8ccb242d0b437e7394aa.tar.xz |
Rename devices -> device
to match src/include/device
Change-Id: I5d0e5b4361c34881a3b81347aac48738cb5b9af0
Signed-off-by: Stefan Reinauer <reinauer@google.com>
Reviewed-on: http://review.coreboot.org/1960
Tested-by: build bot (Jenkins)
Reviewed-by: David Hendricks <dhendrix@chromium.org>
Diffstat (limited to 'src/device/agp_device.c')
-rw-r--r-- | src/device/agp_device.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/src/device/agp_device.c b/src/device/agp_device.c new file mode 100644 index 0000000000..7e510f8eee --- /dev/null +++ b/src/device/agp_device.c @@ -0,0 +1,75 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2005 Linux Networx + * (Written by Eric Biederman <ebiederman@lnxi.com> for Linux Networx) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <console/console.h> +#include <device/device.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <device/agp.h> + +static void agp_tune_dev(device_t dev) +{ + unsigned int cap; + + cap = pci_find_capability(dev, PCI_CAP_ID_AGP); + if (!cap) + return; + + /* The OS is responsible for AGP tuning so do nothing here. */ +} + +unsigned int agp_scan_bus(struct bus *bus, unsigned int min_devfn, + unsigned int max_devfn, unsigned int max) +{ + device_t child; + + max = pci_scan_bus(bus, min_devfn, max_devfn, max); + + for (child = bus->children; child; child = child->sibling) { + if ((child->path.pci.devfn < min_devfn) || + (child->path.pci.devfn > max_devfn)) { + continue; + } + agp_tune_dev(child); + } + + return max; +} + +unsigned int agp_scan_bridge(device_t dev, unsigned int max) +{ + return do_pci_scan_bridge(dev, max, agp_scan_bus); +} + +/** Default device operations for AGP bridges. */ +static struct pci_operations agp_bus_ops_pci = { + .set_subsystem = 0, +}; + +struct device_operations default_agp_ops_bus = { + .read_resources = pci_bus_read_resources, + .set_resources = pci_dev_set_resources, + .enable_resources = pci_bus_enable_resources, + .init = 0, + .scan_bus = agp_scan_bridge, + .enable = 0, + .reset_bus = pci_bus_reset, + .ops_pci = &agp_bus_ops_pci, +}; |