1 /******************************************************************************
3 Copyright (c) 2013-2015, Intel Corporation
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32 ******************************************************************************/
35 #ifndef _I40E_OSDEP_H_
36 #define _I40E_OSDEP_H_
38 #include <sys/types.h>
39 #include <sys/param.h>
40 #include <sys/systm.h>
41 #include <sys/endian.h>
43 #include <sys/protosw.h>
44 #include <sys/socket.h>
45 #include <sys/malloc.h>
46 #include <sys/kernel.h>
48 #include <machine/bus.h>
50 #include <machine/resource.h>
53 #include <machine/clock.h>
54 #include <dev/pci/pcivar.h>
55 #include <dev/pci/pcireg.h>
57 #define i40e_usec_delay(x) DELAY(x)
58 #define i40e_msec_delay(x) DELAY(1000*(x))
61 #define MSGOUT(S, A, B) printf(S "\n", A, B)
62 #define DEBUGFUNC(F) DEBUGOUT(F);
64 #define DEBUGOUT(S) printf(S "\n")
65 #define DEBUGOUT1(S,A) printf(S "\n",A)
66 #define DEBUGOUT2(S,A,B) printf(S "\n",A,B)
67 #define DEBUGOUT3(S,A,B,C) printf(S "\n",A,B,C)
68 #define DEBUGOUT7(S,A,B,C,D,E,F,G) printf(S "\n",A,B,C,D,E,F,G)
71 #define DEBUGOUT1(S,A)
72 #define DEBUGOUT2(S,A,B)
73 #define DEBUGOUT3(S,A,B,C)
74 #define DEBUGOUT6(S,A,B,C,D,E,F)
75 #define DEBUGOUT7(S,A,B,C,D,E,F,G)
78 #define UNREFERENCED_XPARAMETER
79 #define UNREFERENCED_PARAMETER(_p)
80 #define UNREFERENCED_1PARAMETER(_p)
81 #define UNREFERENCED_2PARAMETER(_p, _q)
82 #define UNREFERENCED_3PARAMETER(_p, _q, _r)
83 #define UNREFERENCED_4PARAMETER(_p, _q, _r, _s)
89 #define false 0 /* shared code requires this */
92 #define CMD_MEM_WRT_INVALIDATE 0x0010 /* BIT_4 */
93 #define PCI_COMMAND_REGISTER PCIR_COMMAND
94 #define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
96 #define i40e_memset(a, b, c, d) memset((a), (b), (c))
97 #define i40e_memcpy(a, b, c, d) memcpy((a), (b), (c))
99 #define CPU_TO_LE16(o) htole16(o)
100 #define CPU_TO_LE32(s) htole32(s)
101 #define CPU_TO_LE64(h) htole64(h)
102 #define LE16_TO_CPU(a) le16toh(a)
103 #define LE32_TO_CPU(c) le32toh(c)
104 #define LE64_TO_CPU(k) le64toh(k)
106 #define I40E_NTOHS(a) ntohs(a)
107 #define I40E_NTOHL(a) ntohl(a)
108 #define I40E_HTONS(a) htons(a)
109 #define I40E_HTONL(a) htonl(a)
111 #define FIELD_SIZEOF(x, y) (sizeof(((x*)0)->y))
113 #define BIT(a) (1UL << (a))
114 #define BIT_ULL(a) (1ULL << (a))
118 typedef uint16_t u16;
120 typedef uint32_t u32;
122 typedef uint64_t u64;
124 /* long string relief */
125 typedef enum i40e_status_code i40e_status;
135 struct i40e_spinlock {
141 #if defined(__amd64__) || defined(i386)
143 void prefetch(void *x)
145 __asm volatile("prefetcht0 %0" :: "m" (*(unsigned long *)x));
152 bus_space_tag_t mem_bus_space_tag;
153 bus_space_handle_t mem_bus_space_handle;
154 bus_size_t mem_bus_space_size;
159 struct i40e_dma_mem {
164 bus_dma_segment_t seg;
170 struct i40e_virt_mem {
175 struct i40e_hw; /* forward decl */
176 u16 i40e_read_pci_cfg(struct i40e_hw *, u32);
177 void i40e_write_pci_cfg(struct i40e_hw *, u32, u16);
180 ** i40e_debug - OS dependent version of shared code debug printing
182 enum i40e_debug_mask;
183 #define i40e_debug(h, m, s, ...) i40e_debug_d(h, m, s, ##__VA_ARGS__)
184 extern void i40e_debug_d(struct i40e_hw *hw, enum i40e_debug_mask mask,
188 ** This hardware supports either 16 or 32 byte rx descriptors;
189 ** the driver only uses the 32 byte kind.
191 #define i40e_rx_desc i40e_32byte_rx_desc
193 static __inline uint32_t
194 rd32_osdep(struct i40e_osdep *osdep, uint32_t reg)
197 KASSERT(reg < osdep->mem_bus_space_size,
198 ("ixl: register offset %#jx too large (max is %#jx)",
199 (uintmax_t)reg, (uintmax_t)osdep->mem_bus_space_size));
201 return (bus_space_read_4(osdep->mem_bus_space_tag,
202 osdep->mem_bus_space_handle, reg));
206 wr32_osdep(struct i40e_osdep *osdep, uint32_t reg, uint32_t value)
209 KASSERT(reg < osdep->mem_bus_space_size,
210 ("ixl: register offset %#jx too large (max is %#jx)",
211 (uintmax_t)reg, (uintmax_t)osdep->mem_bus_space_size));
213 bus_space_write_4(osdep->mem_bus_space_tag,
214 osdep->mem_bus_space_handle, reg, value);
218 ixl_flush_osdep(struct i40e_osdep *osdep)
220 rd32_osdep(osdep, osdep->flush_reg);
223 #define rd32(a, reg) rd32_osdep((a)->back, (reg))
224 #define wr32(a, reg, value) wr32_osdep((a)->back, (reg), (value))
226 #define rd64(a, reg) (\
227 bus_space_read_8( ((struct i40e_osdep *)(a)->back)->mem_bus_space_tag, \
228 ((struct i40e_osdep *)(a)->back)->mem_bus_space_handle, \
231 #define wr64(a, reg, value) (\
232 bus_space_write_8( ((struct i40e_osdep *)(a)->back)->mem_bus_space_tag, \
233 ((struct i40e_osdep *)(a)->back)->mem_bus_space_handle, \
236 #define ixl_flush(a) ixl_flush_osdep((a)->back)
238 #endif /* _I40E_OSDEP_H_ */