diff options
| author | GuEe-GUI <[email protected]> | 2025-08-20 16:37:16 +0800 |
|---|---|---|
| committer | R b b666 <[email protected]> | 2025-08-25 11:12:02 +0800 |
| commit | 77e845e018a83a757f67ee0a05b090fef7aebcac (patch) | |
| tree | e3b8bdae17215666b2aced2177ec2513957b4495 /components | |
| parent | 8731289055d30468f09d4106376963b9d9912e36 (diff) | |
[DM/PCI] Fixup the bus-range probe
Signed-off-by: GuEe-GUI <[email protected]>
Diffstat (limited to 'components')
| -rw-r--r-- | components/drivers/pci/ofw.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/components/drivers/pci/ofw.c b/components/drivers/pci/ofw.c index 0207e7a87d..450402d6bd 100644 --- a/components/drivers/pci/ofw.c +++ b/components/drivers/pci/ofw.c @@ -284,7 +284,7 @@ rt_err_t rt_pci_ofw_parse_ranges(struct rt_ofw_node *dev_np, phy_addr_cells, phy_size_cells, cpu_addr_cells, &host_bridge->dma_regions, &host_bridge->dma_regions_nr); - if (err != -RT_EEMPTY) + if (err && err != -RT_EEMPTY) { rt_free(host_bridge->bus_regions); host_bridge->bus_regions_nr = 0; @@ -314,7 +314,10 @@ rt_err_t rt_pci_ofw_host_bridge_init(struct rt_ofw_node *dev_np, if (rt_ofw_prop_read_u32_array_index(dev_np, "bus-range", 0, 2, host_bridge->bus_range) < 0) { - return -RT_EIO; + host_bridge->bus_range[0] = 0x00; + host_bridge->bus_range[1] = 0xff; + LOG_I("%s: No \"%s\" found, using [%#02x, %#02x]", rt_ofw_node_full_name(dev_np), "bus-range", + host_bridge->bus_range[0], host_bridge->bus_range[1]); } propname = rt_ofw_get_prop_fuzzy_name(dev_np, ",pci-domain$"); |