bus_managers/pci: split PCI controller to separate add-on

busses/pci/x86: add Other add-ons are in following commits. Change-Id: I7a77bfaef0e8995917b4b54c8369d7075533ec26 Reviewed-on: https://review.haiku-os.org/c/haiku/+/6220 Tested-by: Commit checker robot <[email protected]> Reviewed-by: waddlesplash <[email protected]>
2023-04-25 15:54:32 +00:00
parent 97b7c7719d
commit a23ac85fa9
67 changed files with 989 additions and 4974 deletions
@@ -58,6 +58,54 @@ typedef struct pci_device_module_info {
 } pci_device_module_info;


+enum {
+	kPciRangeInvalid      = 0,
+	kPciRangeIoPort       = 1,
+	kPciRangeMmio         = 2,
+	kPciRangeMmio64Bit    = 1 << 0,
+	kPciRangeMmioPrefetch = 1 << 1,
+	kPciRangeMmioEnd      = 6,
+	kPciRangeEnd          = 6,
+};
+
+typedef struct pci_resource_range {
+	uint32 type;
+	phys_addr_t host_addr;
+	phys_addr_t pci_addr;
+	uint64 size;
+} pci_resource_range;
+
+
+typedef struct pci_controller_module_info {
+	driver_module_info info;
+
+	// read PCI config space
+	status_t	(*read_pci_config)(void *cookie,
+				uint8 bus, uint8 device, uint8 function,
+				uint16 offset, uint8 size, uint32 *value);
+
+	// write PCI config space
+	status_t	(*write_pci_config)(void *cookie,
+				uint8 bus, uint8 device, uint8 function,
+				uint16 offset, uint8 size, uint32 value);
+
+	status_t	(*get_max_bus_devices)(void *cookie, int32 *count);
+
+	status_t	(*read_pci_irq)(void *cookie,
+				uint8 bus, uint8 device, uint8 function,
+				uint8 pin, uint8 *irq);
+
+	status_t	(*write_pci_irq)(void *cookie,
+				uint8 bus, uint8 device, uint8 function,
+				uint8 pin, uint8 irq);
+
+	status_t	(*get_range)(void *cookie, uint32 index, pci_resource_range *range);
+
+	status_t	(*finalize)(void *cookie);
+
+} pci_controller_module_info;
+
+
 /* Attributes of PCI device nodes */
 #define B_PCI_DEVICE_DOMAIN		"pci/domain"		/* uint32 */
 #define B_PCI_DEVICE_BUS		"pci/bus"			/* uint8 */