1 /******************************************************************************
3 Copyright (c) 2001-2015, Intel Corporation
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31 ******************************************************************************/
33 #ifndef _I40E_OSDEP_H_
34 #define _I40E_OSDEP_H_
41 #include <rte_common.h>
42 #include <rte_memcpy.h>
43 #include <rte_byteorder.h>
44 #include <rte_cycles.h>
45 #include <rte_spinlock.h>
48 #include "../i40e_logs.h"
61 typedef enum i40e_status_code i40e_status;
63 #define hw_dbg(hw, S, A...) do {} while (0)
64 #define upper_32_bits(n) ((u32)(((n) >> 16) >> 16))
65 #define lower_32_bits(n) ((u32)(n))
66 #define low_16_bits(x) ((x) & 0xFFFF)
67 #define high_16_bits(x) (((x) & 0xFFFF0000) >> 16)
70 #define ETH_ADDR_LEN 6
74 #define __le16 uint16_t
77 #define __le32 uint32_t
80 #define __le64 uint64_t
83 #define __be16 uint16_t
86 #define __be32 uint32_t
89 #define __be64 uint64_t
97 #define min(a,b) RTE_MIN(a,b)
98 #define max(a,b) RTE_MAX(a,b)
100 #define FIELD_SIZEOF(t, f) (sizeof(((t*)0)->f))
101 #define ASSERT(x) if(!(x)) rte_panic("IXGBE: x")
103 #define DEBUGOUT(S) PMD_DRV_LOG_RAW(DEBUG, S)
104 #define DEBUGOUT1(S, A...) PMD_DRV_LOG_RAW(DEBUG, S, ##A)
106 #define DEBUGFUNC(F) DEBUGOUT(F "\n")
107 #define DEBUGOUT2 DEBUGOUT1
108 #define DEBUGOUT3 DEBUGOUT2
109 #define DEBUGOUT6 DEBUGOUT3
110 #define DEBUGOUT7 DEBUGOUT6
112 #define i40e_debug(h, m, s, ...) \
114 if (((m) & (h)->debug_mask)) \
115 PMD_DRV_LOG_RAW(DEBUG, "i40e %02x.%x " s, \
116 (h)->bus.device, (h)->bus.func, \
120 /* AQ commands based interfaces of i40e_read_rx_ctl() and i40e_write_rx_ctl()
121 * are required for reading/writing below registers, as reading/writing it
122 * directly may not function correctly if the device is under heavy small
123 * packet traffic. Note that those interfaces are available from FVL5 and not
124 * suitable before the AdminQ is ready during initialization.
137 * I40E_VSIQF_TCREGION
146 * I40E_GLQF_HASH_INSET
151 * I40E_PRTQF_FD_INSET
152 * I40E_PRTQF_FD_FLXINSET
156 #define I40E_PCI_REG(reg) (*((volatile uint32_t *)(reg)))
157 #define I40E_PCI_REG_ADDR(a, reg) \
158 ((volatile uint32_t *)((char *)(a)->hw_addr + (reg)))
159 static inline uint32_t i40e_read_addr(volatile void *addr)
161 return rte_le_to_cpu_32(I40E_PCI_REG(addr));
163 #define I40E_PCI_REG_WRITE(reg, value) \
164 do { I40E_PCI_REG((reg)) = rte_cpu_to_le_32(value); } while (0)
166 #define I40E_WRITE_FLUSH(a) I40E_READ_REG(a, I40E_GLGEN_STAT)
167 #define I40EVF_WRITE_FLUSH(a) I40E_READ_REG(a, I40E_VFGEN_RSTAT)
169 #define I40E_READ_REG(hw, reg) i40e_read_addr(I40E_PCI_REG_ADDR((hw), (reg)))
170 #define I40E_WRITE_REG(hw, reg, value) \
171 I40E_PCI_REG_WRITE(I40E_PCI_REG_ADDR((hw), (reg)), (value))
173 #define rd32(a, reg) i40e_read_addr(I40E_PCI_REG_ADDR((a), (reg)))
174 #define wr32(a, reg, value) \
175 I40E_PCI_REG_WRITE(I40E_PCI_REG_ADDR((a), (reg)), (value))
176 #define flush(a) i40e_read_addr(I40E_PCI_REG_ADDR((a), (I40E_GLGEN_STAT)))
178 #define ARRAY_SIZE(arr) (sizeof(arr)/sizeof(arr[0]))
180 /* memory allocation tracking */
181 struct i40e_dma_mem {
186 } __attribute__((packed));
188 #define i40e_allocate_dma_mem(h, m, unused, s, a) \
189 i40e_allocate_dma_mem_d(h, m, s, a)
190 #define i40e_free_dma_mem(h, m) i40e_free_dma_mem_d(h, m)
192 struct i40e_virt_mem {
195 } __attribute__((packed));
197 #define i40e_allocate_virt_mem(h, m, s) i40e_allocate_virt_mem_d(h, m, s)
198 #define i40e_free_virt_mem(h, m) i40e_free_virt_mem_d(h, m)
200 #define CPU_TO_LE16(o) rte_cpu_to_le_16(o)
201 #define CPU_TO_LE32(s) rte_cpu_to_le_32(s)
202 #define CPU_TO_LE64(h) rte_cpu_to_le_64(h)
203 #define LE16_TO_CPU(a) rte_le_to_cpu_16(a)
204 #define LE32_TO_CPU(c) rte_le_to_cpu_32(c)
205 #define LE64_TO_CPU(k) rte_le_to_cpu_64(k)
207 #define cpu_to_le16(o) rte_cpu_to_le_16(o)
208 #define cpu_to_le32(s) rte_cpu_to_le_32(s)
209 #define cpu_to_le64(h) rte_cpu_to_le_64(h)
210 #define le16_to_cpu(a) rte_le_to_cpu_16(a)
211 #define le32_to_cpu(c) rte_le_to_cpu_32(c)
212 #define le64_to_cpu(k) rte_le_to_cpu_64(k)
215 struct i40e_spinlock {
216 rte_spinlock_t spinlock;
219 #define i40e_init_spinlock(_sp) i40e_init_spinlock_d(_sp)
220 #define i40e_acquire_spinlock(_sp) i40e_acquire_spinlock_d(_sp)
221 #define i40e_release_spinlock(_sp) i40e_release_spinlock_d(_sp)
222 #define i40e_destroy_spinlock(_sp) i40e_destroy_spinlock_d(_sp)
224 #define I40E_NTOHS(a) rte_be_to_cpu_16(a)
225 #define I40E_NTOHL(a) rte_be_to_cpu_32(a)
226 #define I40E_HTONS(a) rte_cpu_to_be_16(a)
227 #define I40E_HTONL(a) rte_cpu_to_be_32(a)
229 #define i40e_memset(a, b, c, d) memset((a), (b), (c))
230 #define i40e_memcpy(a, b, c, d) rte_memcpy((a), (b), (c))
232 #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
233 #define DELAY(x) rte_delay_us(x)
234 #define i40e_usec_delay(x) rte_delay_us(x)
235 #define i40e_msec_delay(x) rte_delay_us(1000*(x))
236 #define udelay(x) DELAY(x)
237 #define msleep(x) DELAY(1000*(x))
238 #define usleep_range(min, max) msleep(DIV_ROUND_UP(min, 1000))
240 #endif /* _I40E_OSDEP_H_ */