xref: /freebsd/sys/dev/ixgbe/ixgbe_osdep.h (revision 6be3386466ab79a84b48429ae66244f21526d3df)
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33 ******************************************************************************/
34 /*$FreeBSD$*/
35 
36 #ifndef _IXGBE_OSDEP_H_
37 #define _IXGBE_OSDEP_H_
38 
39 #include <sys/types.h>
40 #include <sys/param.h>
41 #include <sys/endian.h>
42 #include <sys/systm.h>
43 #include <sys/mbuf.h>
44 #include <sys/protosw.h>
45 #include <sys/socket.h>
46 #include <sys/malloc.h>
47 #include <sys/kernel.h>
48 #include <sys/bus.h>
49 #include <machine/bus.h>
50 #include <sys/rman.h>
51 #include <machine/resource.h>
52 #include <vm/vm.h>
53 #include <vm/pmap.h>
54 #include <machine/clock.h>
55 #include <dev/pci/pcivar.h>
56 #include <dev/pci/pcireg.h>
57 
58 #define ASSERT(x) if(!(x)) panic("IXGBE: x")
59 #define EWARN(H, W) printf(W)
60 
61 enum {
62 	IXGBE_ERROR_SOFTWARE,
63 	IXGBE_ERROR_POLLING,
64 	IXGBE_ERROR_INVALID_STATE,
65 	IXGBE_ERROR_UNSUPPORTED,
66 	IXGBE_ERROR_ARGUMENT,
67 	IXGBE_ERROR_CAUTION,
68 };
69 
70 /* The happy-fun DELAY macro is defined in /usr/src/sys/i386/include/clock.h */
71 #define usec_delay(x) DELAY(x)
72 #define msec_delay(x) DELAY(1000*(x))
73 
74 #define DBG 0
75 #define MSGOUT(S, A, B)     printf(S "\n", A, B)
76 #define DEBUGFUNC(F)        DEBUGOUT(F);
77 #if DBG
78 	#define DEBUGOUT(S)         printf(S "\n")
79 	#define DEBUGOUT1(S,A)      printf(S "\n",A)
80 	#define DEBUGOUT2(S,A,B)    printf(S "\n",A,B)
81 	#define DEBUGOUT3(S,A,B,C)  printf(S "\n",A,B,C)
82 	#define DEBUGOUT4(S,A,B,C,D)  printf(S "\n",A,B,C,D)
83 	#define DEBUGOUT5(S,A,B,C,D,E)  printf(S "\n",A,B,C,D,E)
84 	#define DEBUGOUT6(S,A,B,C,D,E,F)  printf(S "\n",A,B,C,D,E,F)
85 	#define DEBUGOUT7(S,A,B,C,D,E,F,G)  printf(S "\n",A,B,C,D,E,F,G)
86 	#define ERROR_REPORT1 ERROR_REPORT
87 	#define ERROR_REPORT2 ERROR_REPORT
88 	#define ERROR_REPORT3 ERROR_REPORT
89 	#define ERROR_REPORT(level, format, arg...) do { \
90 		switch (level) { \
91 		case IXGBE_ERROR_SOFTWARE: \
92 		case IXGBE_ERROR_CAUTION: \
93 		case IXGBE_ERROR_POLLING: \
94 		case IXGBE_ERROR_INVALID_STATE: \
95 		case IXGBE_ERROR_UNSUPPORTED: \
96 		case IXGBE_ERROR_ARGUMENT: \
97 			device_printf(ixgbe_dev_from_hw(hw), format, ## arg); \
98 			break; \
99 		default: \
100 			break; \
101 		} \
102 	} while (0)
103 #else
104 	#define DEBUGOUT(S)
105 	#define DEBUGOUT1(S,A)
106 	#define DEBUGOUT2(S,A,B)
107 	#define DEBUGOUT3(S,A,B,C)
108 	#define DEBUGOUT4(S,A,B,C,D)
109 	#define DEBUGOUT5(S,A,B,C,D,E)
110 	#define DEBUGOUT6(S,A,B,C,D,E,F)
111 	#define DEBUGOUT7(S,A,B,C,D,E,F,G)
112 
113 	#define ERROR_REPORT1(S,A)
114 	#define ERROR_REPORT2(S,A,B)
115 	#define ERROR_REPORT3(S,A,B,C)
116 #endif
117 
118 #define FALSE               0
119 #define false               0 /* shared code requires this */
120 #define TRUE                1
121 #define true                1
122 #define CMD_MEM_WRT_INVALIDATE          0x0010  /* BIT_4 */
123 #define PCI_COMMAND_REGISTER            PCIR_COMMAND
124 
125 /* Shared code dropped this define.. */
126 #define IXGBE_INTEL_VENDOR_ID		0x8086
127 
128 /* Bunch of defines for shared code bogosity */
129 #define UNREFERENCED_PARAMETER(_p)
130 #define UNREFERENCED_1PARAMETER(_p)
131 #define UNREFERENCED_2PARAMETER(_p, _q)
132 #define UNREFERENCED_3PARAMETER(_p, _q, _r)
133 #define UNREFERENCED_4PARAMETER(_p, _q, _r, _s)
134 
135 #define IXGBE_NTOHL(_i)	ntohl(_i)
136 #define IXGBE_NTOHS(_i)	ntohs(_i)
137 
138 /* XXX these need to be revisited */
139 #define IXGBE_CPU_TO_LE16 htole16
140 #define IXGBE_CPU_TO_LE32 htole32
141 #define IXGBE_LE32_TO_CPU le32toh
142 #define IXGBE_LE32_TO_CPUS(x)
143 #define IXGBE_CPU_TO_BE16 htobe16
144 #define IXGBE_CPU_TO_BE32 htobe32
145 #define IXGBE_BE32_TO_CPU be32toh
146 
147 typedef uint8_t		u8;
148 typedef int8_t		s8;
149 typedef uint16_t	u16;
150 typedef int16_t		s16;
151 typedef uint32_t	u32;
152 typedef int32_t		s32;
153 typedef uint64_t	u64;
154 #ifndef __bool_true_false_are_defined
155 typedef boolean_t	bool;
156 #endif
157 
158 /* shared code requires this */
159 #define __le16  u16
160 #define __le32  u32
161 #define __le64  u64
162 #define __be16  u16
163 #define __be32  u32
164 #define __be64  u64
165 
166 #define le16_to_cpu
167 
168 #if __FreeBSD_version < 800000
169 #if defined(__i386__) || defined(__amd64__)
170 #define mb()	__asm volatile("mfence" ::: "memory")
171 #define wmb()	__asm volatile("sfence" ::: "memory")
172 #define rmb()	__asm volatile("lfence" ::: "memory")
173 #else
174 #define mb()
175 #define rmb()
176 #define wmb()
177 #endif
178 #endif
179 
180 #if defined(__i386__) || defined(__amd64__)
181 static __inline
182 void prefetch(void *x)
183 {
184 	__asm volatile("prefetcht0 %0" :: "m" (*(unsigned long *)x));
185 }
186 #else
187 #define prefetch(x)
188 #endif
189 
190 /*
191  * Optimized bcopy thanks to Luigi Rizzo's investigative work.  Assumes
192  * non-overlapping regions and 32-byte padding on both src and dst.
193  */
194 static __inline int
195 ixgbe_bcopy(void *restrict _src, void *restrict _dst, int l)
196 {
197 	uint64_t *src = _src;
198 	uint64_t *dst = _dst;
199 
200 	for (; l > 0; l -= 32) {
201 		*dst++ = *src++;
202 		*dst++ = *src++;
203 		*dst++ = *src++;
204 		*dst++ = *src++;
205 	}
206 	return (0);
207 }
208 
209 struct ixgbe_osdep
210 {
211 	bus_space_tag_t    mem_bus_space_tag;
212 	bus_space_handle_t mem_bus_space_handle;
213 };
214 
215 /* These routines need struct ixgbe_hw declared */
216 struct ixgbe_hw;
217 
218 /* These routines are needed by the shared code */
219 extern u16 ixgbe_read_pci_cfg(struct ixgbe_hw *, u32);
220 #define IXGBE_READ_PCIE_WORD ixgbe_read_pci_cfg
221 
222 extern void ixgbe_write_pci_cfg(struct ixgbe_hw *, u32, u16);
223 #define IXGBE_WRITE_PCIE_WORD ixgbe_write_pci_cfg
224 
225 #define IXGBE_WRITE_FLUSH(a) IXGBE_READ_REG(a, IXGBE_STATUS)
226 
227 extern u32 ixgbe_read_reg(struct ixgbe_hw *, u32);
228 #define IXGBE_READ_REG(a, reg) ixgbe_read_reg(a, reg)
229 
230 extern void ixgbe_write_reg(struct ixgbe_hw *, u32, u32);
231 #define IXGBE_WRITE_REG(a, reg, val) ixgbe_write_reg(a, reg, val)
232 
233 extern u32 ixgbe_read_reg_array(struct ixgbe_hw *, u32, u32);
234 #define IXGBE_READ_REG_ARRAY(a, reg, offset) \
235     ixgbe_read_reg_array(a, reg, offset)
236 
237 extern void ixgbe_write_reg_array(struct ixgbe_hw *, u32, u32, u32);
238 #define IXGBE_WRITE_REG_ARRAY(a, reg, offset, val) \
239     ixgbe_write_reg_array(a, reg, offset, val)
240 
241 #endif /* _IXGBE_OSDEP_H_ */
242