Merge branch 'master' into iso-9660

[lunaix-os.git] / lunaix-os / includes / hal / pci.h

diff --git a/lunaix-os/includes/hal/pci.h b/lunaix-os/includes/hal/pci.h
index 57c04ca6d4661a9b19cc87cf754065482532a5ec..95d5fb80f0c17d12b1c1028c1977d1a0dbdd4480 100644 (file)
--- a/lunaix-os/includes/hal/pci.h
+++ b/lunaix-os/includes/hal/pci.h
@@ -56,6 +56,16 @@ typedef unsigned int pci_reg_t;
 // PCI device header format
 // Ref: "PCI Local Bus Specification, Rev.3, Section 6.1"
 
+#define BAR_TYPE_MMIO 0x1
+#define BAR_TYPE_CACHABLE 0x2
+
+struct pci_base_addr
+{
+    uint32_t start;
+    uint32_t size;
+    uint32_t type;
+};
+
 struct pci_device
 {
     struct llist_header dev_chain;
@@ -64,6 +74,7 @@ struct pci_device
     uint32_t cspace_base;
     uint32_t msi_loc;
     uint16_t intr_info;
+    struct pci_base_addr bar[6];
 };
 
 // PCI Configuration Space (C-Space) r/w:
@@ -91,9 +102,6 @@ pci_write_cspace(uint32_t base, int offset, pci_reg_t data)
 void
 pci_init();
 
-void
-pci_print_device();
-
 /**
  * @brief 根据类型代码（Class Code）去在拓扑中寻找一个设备
  * 类型代码请参阅： PCI LB Spec. Appendix D.