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This patch clarifies comments and changes a little whitespace in device/device.c

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Signed-off-by: Myles Watson <mylesgw@gmail.com>
Acked-by: Myles Watson <mylesgw@gmail.com>


git-svn-id: svn://coreboot.org/repository/coreboot-v3@966 f3766cd6-281f-0410-b1cd-43a5c92072e9
This commit is contained in:
Myles Watson 2008-10-31 17:57:42 +00:00
parent cfa4c50225
commit 7741b2273c
1 changed files with 46 additions and 44 deletions
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30
device/device.c
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@ -476,7 +476,7 @@ void compute_allocate_resource(struct bus *bus, struct resource *bridge,
align = min_align; align = min_align;
} }
/* Propogate the resource alignment to the bridge register */ /* Propagate the resource alignment to the bridge register */
if (align > bridge->align) { if (align > bridge->align) {
bridge->align = align; bridge->align = align;
} }
@ -653,13 +653,13 @@ void phase4_assign_resources(struct bus *bus)
} }
if (!curdev->ops->phase4_set_resources) { if (!curdev->ops->phase4_set_resources) {
printk(BIOS_WARNING, printk(BIOS_WARNING,
"%s(%s) ops has no missing phase4_set_resources\n", "%s(%s) ops has no phase4_set_resources\n",
curdev->dtsname, dev_path(curdev)); curdev->dtsname, dev_path(curdev));
continue; continue;
} }
curdev->ops->phase4_set_resources(curdev); curdev->ops->phase4_set_resources(curdev);
} }
printk(BIOS_SPEW, "%s(%s) assign_resources, bus %d link: %d\n", printk(BIOS_SPEW, "%s(%s) assign_resources done, bus %d link: %d\n",
bus->dev->dtsname, dev_path(bus->dev), bus->secondary, bus->dev->dtsname, dev_path(bus->dev), bus->secondary,
bus->link); bus->link);
} }
@ -913,13 +913,16 @@ void dev_phase4(void)
root->ops->phase4_read_resources(root); root->ops->phase4_read_resources(root);
printk(BIOS_INFO, "Phase 4: Done reading resources.\n"); printk(BIOS_INFO, "Phase 4: Done reading resources.\n");
/* we have read the resources. We now compute the global allocation of resources. /* We have read the resources. We now compute the global allocation of
* We have to create a root resource for the base of the tree. The root resource should contain the entire * resources. We have to create a root resource for the base of the
* address space for IO and MEM resources. The allocation of device resources will be done from this * tree. The root resource should contain the entire address space for
* resource address space. * IO and MEM resources. The allocation of device resources will be done
* from this resource address space.
*/ */
/* Allocate a resource from the root device resource pool and initialize the system wide I/O space constraints. */ /* Allocate a resource from the root device resource pool and initialize
* the system-wide I/O space constraints.
*/
io = new_resource(root, 0); io = new_resource(root, 0);
io->base = 0x400; io->base = 0x400;
io->size = 0; io->size = 0;
@ -928,8 +931,8 @@ void dev_phase4(void)
io->limit = 0xffffUL; io->limit = 0xffffUL;
io->flags = IORESOURCE_IO; io->flags = IORESOURCE_IO;
/* Allocate a resource from the root device resource pool and initialize the system wide /* Allocate a resource from the root device resource pool and initialize
* memory resources constraints. * the system-wide memory resources constraints.
*/ */
mem = new_resource(root, 1); mem = new_resource(root, 1);
mem->base = 0; mem->base = 0;
@ -945,10 +948,9 @@ void dev_phase4(void)
compute_allocate_resource(&root->link[0], mem, compute_allocate_resource(&root->link[0], mem,
IORESOURCE_MEM, IORESOURCE_MEM); IORESOURCE_MEM, IORESOURCE_MEM);
/* Now we need to adjust the resources. The issue is that mem grows downward. /* Now we need to adjust the resources. The issue is that mem grows
io = &root->resource[0]; * downward.
mem = &root->resource[1]; */
/* Make certain the I/O devices are allocated somewhere safe. */ /* Make certain the I/O devices are allocated somewhere safe. */
io->base = DEVICE_IO_START; io->base = DEVICE_IO_START;
io->flags |= IORESOURCE_ASSIGNED; io->flags |= IORESOURCE_ASSIGNED;