xref: /freebsd/sys/dev/ixgbe/ixgbe_osdep.c (revision 7cc42f6d25ef2e19059d088fa7d4853fe9afefb5)
1 /******************************************************************************
2 
3   Copyright (c) 2001-2017, Intel Corporation
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32 ******************************************************************************/
33 /*$FreeBSD$*/
34 
35 #include "ixgbe.h"
36 
37 inline u16
38 ixgbe_read_pci_cfg(struct ixgbe_hw *hw, u32 reg)
39 {
40 	return pci_read_config(((struct adapter *)hw->back)->dev, reg, 2);
41 }
42 
43 inline void
44 ixgbe_write_pci_cfg(struct ixgbe_hw *hw, u32 reg, u16 value)
45 {
46 	pci_write_config(((struct adapter *)hw->back)->dev, reg, value, 2);
47 }
48 
49 inline u32
50 ixgbe_read_reg(struct ixgbe_hw *hw, u32 reg)
51 {
52 	return bus_space_read_4(((struct adapter *)hw->back)->osdep.mem_bus_space_tag,
53 	    ((struct adapter *)hw->back)->osdep.mem_bus_space_handle, reg);
54 }
55 
56 inline void
57 ixgbe_write_reg(struct ixgbe_hw *hw, u32 reg, u32 val)
58 {
59 	bus_space_write_4(((struct adapter *)hw->back)->osdep.mem_bus_space_tag,
60 	    ((struct adapter *)hw->back)->osdep.mem_bus_space_handle,
61 	    reg, val);
62 }
63 
64 inline u32
65 ixgbe_read_reg_array(struct ixgbe_hw *hw, u32 reg, u32 offset)
66 {
67 	return bus_space_read_4(((struct adapter *)hw->back)->osdep.mem_bus_space_tag,
68 	    ((struct adapter *)hw->back)->osdep.mem_bus_space_handle,
69 	    reg + (offset << 2));
70 }
71 
72 inline void
73 ixgbe_write_reg_array(struct ixgbe_hw *hw, u32 reg, u32 offset, u32 val)
74 {
75 	bus_space_write_4(((struct adapter *)hw->back)->osdep.mem_bus_space_tag,
76 	    ((struct adapter *)hw->back)->osdep.mem_bus_space_handle,
77 	    reg + (offset << 2), val);
78 }
79