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allocator_v4: Factor resource printing out 

Factor all the resource printing out into separate functions.
This results in one-liners in the actual program code which
hopefully will distract less during reading.

Change-Id: I766db379f3b62d641cb3c41ebe0394b60ba57f7a
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/65421
Reviewed-by: Lean Sheng Tan <sheng.tan@9elements.com>
Reviewed-by: Felix Singer <service+coreboot-gerrit@felixsinger.de>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Nico Huber 2020-05-24 17:56:51 +02:00 committed by Arthur Heymans
parent 9260ea60bf
commit ee57065dad
1 changed files with 67 additions and 48 deletions
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115
src/device/resource_allocator_v4.c
View File

@ -18,6 +18,64 @@ static const char *resource2str(const struct resource *res)
return "undefined";
}
static void print_domain_res(const struct device *dev,
const struct resource *res, const char *suffix)
{
printk(BIOS_DEBUG, "%s %s: base: %llx size: %llx align: %u gran: %u limit: %llx%s\n",
dev_path(dev), resource2str(res), res->base, res->size,
res->align, res->gran, res->limit, suffix);
}
#define res_printk(depth, str, ...) printk(BIOS_DEBUG, "%*c"str, depth, ' ', __VA_ARGS__)
static void print_bridge_res(const struct device *dev, const struct resource *res,
int depth, const char *suffix)
{
res_printk(depth, "%s %s: size: %llx align: %u gran: %u limit: %llx%s\n", dev_path(dev),
resource2str(res), res->size, res->align, res->gran, res->limit, suffix);
}
static void print_child_res(const struct device *dev, const struct resource *res, int depth)
{
res_printk(depth + 1, "%s %02lx * [0x%llx - 0x%llx] %s\n", dev_path(dev),
res->index, res->base, res->base + res->size - 1, resource2str(res));
}
static void print_fixed_res(const struct device *dev,
const struct resource *res, const char *prefix)
{
printk(BIOS_DEBUG, " %s: %s %02lx base %08llx limit %08llx %s (fixed)\n",
prefix, dev_path(dev), res->index, res->base, res->base + res->size - 1,
resource2str(res));
}
static void print_assigned_res(const struct device *dev, const struct resource *res)
{
printk(BIOS_DEBUG, " %s %02lx * [0x%llx - 0x%llx] limit: %llx %s\n",
dev_path(dev), res->index, res->base, res->limit, res->limit, resource2str(res));
}
static void print_failed_res(const struct device *dev, const struct resource *res)
{
printk(BIOS_DEBUG, " %s %02lx * size: 0x%llx limit: %llx %s\n",
dev_path(dev), res->index, res->size, res->limit, resource2str(res));
}
static void print_resource_ranges(const struct device *dev, const struct memranges *ranges)
{
const struct range_entry *r;
printk(BIOS_INFO, " %s: Resource ranges:\n", dev_path(dev));
if (memranges_is_empty(ranges))
printk(BIOS_INFO, " * EMPTY!!\n");
memranges_each_entry(r, ranges) {
printk(BIOS_INFO, " * Base: %llx, Size: %llx, Tag: %lx\n",
range_entry_base(r), range_entry_size(r), range_entry_tag(r));
}
}
static bool dev_has_children(const struct device *dev)
{
const struct bus *bus = dev->link_list;
@ -35,8 +93,6 @@ static resource_t effective_limit(const struct resource *const res)
return MIN(res->limit, quirk_4g_limit);
}
#define res_printk(depth, str, ...) printk(BIOS_DEBUG, "%*c"str, depth, ' ', __VA_ARGS__)
/*
* During pass 1, once all the requirements for downstream devices of a
* bridge are gathered, this function calculates the overall resource
@ -77,9 +133,7 @@ static void update_bridge_resource(const struct device *bridge, struct resource
*/
base = 0;
res_printk(print_depth, "%s %s: size: %llx align: %u gran: %u limit: %llx\n",
dev_path(bridge), resource2str(bridge_res), bridge_res->size,
bridge_res->align, bridge_res->gran, bridge_res->limit);
print_bridge_res(bridge, bridge_res, print_depth, "");
while ((child = largest_resource(bus, &child_res, type_mask, type_match))) {
@ -123,9 +177,7 @@ static void update_bridge_resource(const struct device *bridge, struct resource
child_res->base = base;
child_res->flags &= ~(IORESOURCE_ASSIGNED | IORESOURCE_STORED);
res_printk(print_depth + 1, "%s %02lx * [0x%llx - 0x%llx] %s\n",
dev_path(child), child_res->index, base, base + child_res->size - 1,
resource2str(child_res));
print_child_res(child, child_res, print_depth);
base += child_res->size;
}
@ -139,9 +191,7 @@ static void update_bridge_resource(const struct device *bridge, struct resource
*/
bridge_res->size = ALIGN_UP(base, POWER_OF_2(bridge_res->gran));
res_printk(print_depth, "%s %s: size: %llx align: %u gran: %u limit: %llx done\n",
dev_path(bridge), resource2str(bridge_res), bridge_res->size,
bridge_res->align, bridge_res->gran, bridge_res->limit);
print_bridge_res(bridge, bridge_res, print_depth, " done");
}
/*
@ -228,30 +278,13 @@ static unsigned char get_alignment_by_resource_type(const unsigned long type)
die("Unexpected resource type: flags(%lu)!\n", type);
}
static void print_resource_ranges(const struct device *dev, const struct memranges *ranges)
{
const struct range_entry *r;
printk(BIOS_INFO, " %s: Resource ranges:\n", dev_path(dev));
if (memranges_is_empty(ranges))
printk(BIOS_INFO, " * EMPTY!!\n");
memranges_each_entry(r, ranges) {
printk(BIOS_INFO, " * Base: %llx, Size: %llx, Tag: %lx\n",
range_entry_base(r), range_entry_size(r), range_entry_tag(r));
}
}
static void update_constraints(struct memranges *ranges, const struct device *dev,
const struct resource *res)
{
if (!res->size)
return;
printk(BIOS_DEBUG, " %s: %s %02lx base %08llx limit %08llx %s (fixed)\n",
__func__, dev_path(dev), res->index, res->base,
res->base + res->size - 1, resource2str(res));
print_fixed_res(dev, res, __func__);
memranges_create_hole(ranges, res->base, res->size);
}
@ -331,11 +364,7 @@ static void setup_resource_ranges(const struct device *const domain,
for (struct resource *res = domain->resource_list; res != NULL; res = res->next) {
if ((res->flags & type_mask) != type)
continue;
printk(BIOS_DEBUG, "%s %s: base: %llx size: %llx align: %u gran: %u limit: %llx\n",
dev_path(domain), resource2str(res), res->base, res->size, res->align,
res->gran, res->limit);
print_domain_res(domain, res, "");
memranges_insert(ranges, res->base, res->limit - res->base + 1, type);
}
@ -344,13 +373,6 @@ static void setup_resource_ranges(const struct device *const domain,
print_resource_ranges(domain, ranges);
}
static void print_resource_done(const struct device *dev, const struct resource *res)
{
printk(BIOS_DEBUG, "%s %s: base: %llx size: %llx align: %u gran: %u limit: %llx done\n",
dev_path(dev), resource2str(res), res->base, res->size, res->align,
res->gran, res->limit);
}
static void cleanup_domain_resource_ranges(const struct device *dev, struct memranges *ranges,
unsigned long type)
{
@ -360,7 +382,7 @@ static void cleanup_domain_resource_ranges(const struct device *dev, struct memr
continue;
if ((res->flags & IORESOURCE_TYPE_MASK) != type)
continue;
print_resource_done(dev, res);
print_domain_res(dev, res, " done");
}
}
@ -372,8 +394,7 @@ static void assign_resource(struct resource *const res, const resource_t base,
res->flags |= IORESOURCE_ASSIGNED;
res->flags &= ~IORESOURCE_STORED;
printk(BIOS_DEBUG, " %s %02lx * [0x%llx - 0x%llx] limit: %llx %s\n",
dev_path(dev), res->index, res->base, res->limit, res->limit, resource2str(res));
print_assigned_res(dev, res);
}
/*
@ -405,10 +426,8 @@ static void allocate_toplevel_resources(const struct device *const domain,
if (!memranges_steal(&ranges, res->limit, res->size, res->align, type, &base,
CONFIG(RESOURCE_ALLOCATION_TOP_DOWN))) {
printk(BIOS_ERR, "Resource didn't fit!!! ");
printk(BIOS_DEBUG, " %s %02lx * size: 0x%llx limit: %llx %s\n",
dev_path(dev), res->index, res->size,
res->limit, resource2str(res));
printk(BIOS_ERR, "Resource didn't fit!!!\n");
print_failed_res(dev, res);
continue;
}