pci.c: fix pci 32bit warning

wyr-7 · xiaoxiang781216 · commit e4be747cf5e5 · 2024-09-27T17:12:09.000+08:00
pci/pci.c:863:66: warning: right shift count &gt;= width of type [-Wshift-count-overflow]
  863 |       pci_write_config_dword(dev, msi + PCI_MSI_ADDRESS_HI, (mar &gt;&gt; 32));

Signed-off-by: wangyongrong &lt;wangyongrong@xiaomi.com&gt;
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
@@ -1154,7 +1154,8 @@ static int pci_enable_msi(FAR struct pci_device_s *dev, FAR int *irq,
 
   if ((flags & PCI_MSI_FLAGS_64BIT) != 0)
     {
-      pci_write_config_dword(dev, msi + PCI_MSI_ADDRESS_HI, (mar >> 32));
+      pci_write_config_dword(dev, msi + PCI_MSI_ADDRESS_HI,
+                             ((uint64_t)mar >> 32));
       pci_write_config_dword(dev, msi + PCI_MSI_DATA_64, mdr);
     }
   else

Original file line number	Diff line number	Diff line change
`@@ -1154,7 +1154,8 @@ static int pci_enable_msi(FAR struct pci_device_s dev, FAR int irq,`
`1154`	`1154`
`1155`	`1155`	`if ((flags & PCI_MSI_FLAGS_64BIT) != 0)`
`1156`	`1156`	`{`
`1157`		`- pci_write_config_dword(dev, msi + PCI_MSI_ADDRESS_HI, (mar >> 32));`
	`1157`	`+ pci_write_config_dword(dev, msi + PCI_MSI_ADDRESS_HI,`
	`1158`	`+ ((uint64_t)mar >> 32));`
`1158`	`1159`	`pci_write_config_dword(dev, msi + PCI_MSI_DATA_64, mdr);`
`1159`	`1160`	`}`
`1160`	`1161`	`else`