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pci: allow BARs with zero assigned address

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- consider only PCI BARs with non-zero region size when pupulating
  "reg" and "assigned-addresses" properties

Signed-off-by: Igor V. Kovalenko <igor.v.kovalenko@gmail.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>

git-svn-id: svn://coreboot.org/openbios/trunk/openbios-devel@789 f158a5a8-5612-0410-a976-696ce0be7e32
This commit is contained in:
Igor V. Kovalenko
2010-05-27 20:12:23 +00:00
committed by Blue Swirl
parent 75d49e26b4
commit 33eabc0730
1 changed files with 4 additions and 2 deletions
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6
drivers/pci.c
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@@ -603,7 +603,8 @@ static void pci_set_assigned_addresses(phandle_t phandle,
ncells = 0;
for (i = 0; i < num_bars; i++) {
if (!config->assigned[i] || !config->sizes[i])
/* consider only bars with non-zero region size */
if (!config->sizes[i])
continue;
pci_decode_pci_addr(config->assigned[i],
&flags, &space_code, &mask);
@@ -662,7 +663,8 @@ static void pci_set_reg(phandle_t phandle,
ncells += pci_encode_size(props + ncells, 0);
for (i = 0; i < num_bars; i++) {
if (!config->assigned[i] || !config->sizes[i])
/* consider only bars with non-zero region size */
if (!config->sizes[i])
continue;
pci_decode_pci_addr(config->regions[i],