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path: root/src/device/device_const.c
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2019-03-08coreboot: Replace all IS_ENABLED(CONFIG_XXX) with CONFIG(XXX)Julius Werner
This patch is a raw application of find src/ -type f | xargs sed -i -e 's/IS_ENABLED\s*(CONFIG_/CONFIG(/g' Change-Id: I6262d6d5c23cabe23c242b4f38d446b74fe16b88 Signed-off-by: Julius Werner <jwerner@chromium.org> Reviewed-on: https://review.coreboot.org/c/coreboot/+/31774 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Patrick Georgi <pgeorgi@google.com>
2019-01-08amdfam10 boards: Fix regression on dev_find_slot() removalKyösti Mälkki
For these platforms, the first PCI node on devicetree is not the root of PCI bus hierarchy, and the topology (bus->children and dev->sibling links) are getting manipulated during HyperTransport enumeration. This workaround reverts back to old dev_find_slot() with its bad semantics. Change-Id: I19745c3070c12e562ffab2f0243c9d91dd051c72 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/c/30695 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
2019-01-04device: Introduce pcidev_on_root() and friendsKyösti Mälkki
Semantics of dev_find_slot() are ill in the sense that it only works after device enumeration has completed in ramstage. Plan is to declare it as deprecated. Introduce pcidev_on_root() and pcidev_path_on_root() functions to replace cases where this was called with static argument bus == 0. New implementation only walks the root bus of the PCI tree, while old one walked the entire linked list of devices. Introduce pcidev_path_behind() to replace cases where argument bus != 0. The required parent node is typically one of the PCIe root functions that you locate using pcidev_on_root() above. New forms are safe to use with early devicetree and before PCI bus numbers have been assigned. Change-Id: Ie20598d48b4cf6e35e45fc90804bad4728437fc6 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/c/26447 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
2018-07-26device: add child traversal helper functionAaron Durbin
Add a function, dev_bus_each_child(), which walks through all the children for a given bus of a device. This helper allows one to walk through all the children of a given device's bus. BUG=b:111808427,b:111743717 TEST=built Change-Id: Iedceb0d19c05b7abd5a48f8dc30f85461bef5ec6 Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: https://review.coreboot.org/27636 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Justin TerAvest <teravest@chromium.org>
2018-05-25device: Move find_dev_path() to device_const.cKyösti Mälkki
Change-Id: I8a27aa7157b5706623272ba9354ed8dff9b8184f Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/26446 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Nico Huber <nico.h@gmx.de> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
2018-05-25device: Move dev_find_path() to device_const.cNico Huber
Make it available early and use it in dev_find_next_pci_device(). Change-Id: I1d0ad07f37ea79dae2b9a592fcccba5e03fd86d5 Signed-off-by: Nico Huber <nico.huber@secunet.com> Reviewed-on: https://review.coreboot.org/26294 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
2018-05-25device: Rename device_simple.c --> device_const.cNico Huber
In early stages (pre ramstage), we have two notions of devices. To access the hardware, "simple device" handles are used. These are plain numbers. To access the static information of the device tree, we use `struct device` pointers. This is referred to as DEVTREE_EARLY in the code. This file is about the latter and its name reflects that the tree remains unmodified. Change-Id: I31aeb118615e86026f7111f83a7866d4e7426170 Signed-off-by: Nico Huber <nico.huber@secunet.com> Reviewed-on: https://review.coreboot.org/26293 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Nico Huber <nico.h@gmx.de> Reviewed-by: Aaron Durbin <adurbin@chromium.org>