(RTE_CACHE_LINE_SIZE * ((size + RTE_CACHE_LINE_SIZE - 1) / RTE_CACHE_LINE_SIZE))
/**< Return the first cache-aligned value greater or equal to size. */
+/**< Cache line size in terms of log2 */
+#if RTE_CACHE_LINE_SIZE == 64
+#define RTE_CACHE_LINE_SIZE_LOG2 6
+#elif RTE_CACHE_LINE_SIZE == 128
+#define RTE_CACHE_LINE_SIZE_LOG2 7
+#else
+#error "Unsupported cache line size"
+#endif
+
+#define RTE_CACHE_LINE_MIN_SIZE 64 /**< Minimum Cache line size. */
+
/**
* Force alignment to cache line.
*/
#define __rte_cache_aligned __rte_aligned(RTE_CACHE_LINE_SIZE)
+/**
+ * Force minimum cache line alignment.
+ */
+#define __rte_cache_min_aligned __rte_aligned(RTE_CACHE_LINE_MIN_SIZE)
+
typedef uint64_t phys_addr_t; /**< Physical address definition. */
#define RTE_BAD_PHYS_ADDR ((phys_addr_t)-1)
void *addr; /**< Start virtual address. */
uint64_t addr_64; /**< Makes sure addr is always 64 bits */
};
-#ifdef RTE_LIBRTE_IVSHMEM
- phys_addr_t ioremap_addr; /**< Real physical address inside the VM */
-#endif
size_t len; /**< Length of the segment. */
uint64_t hugepage_sz; /**< The pagesize of underlying memory */
int32_t socket_id; /**< NUMA socket ID. */
int rte_xen_dom0_supported(void);
/**< Internal use only - phys to virt mapping for xen */
-phys_addr_t rte_xen_mem_phy2mch(uint32_t, const phys_addr_t);
+phys_addr_t rte_xen_mem_phy2mch(int32_t, const phys_addr_t);
/**
* Return the physical address of elt, which is an element of the pool mp.
*
* @param memseg_id
- * The mempool is from which memory segment.
+ * Identifier of the memory segment owning the physical address. If
+ * set to -1, find it automatically.
* @param phy_addr
* physical address of elt.
*
* @return
- * The physical address or error.
+ * The physical address or RTE_BAD_PHYS_ADDR on error.
*/
static inline phys_addr_t
-rte_mem_phy2mch(uint32_t memseg_id, const phys_addr_t phy_addr)
+rte_mem_phy2mch(int32_t memseg_id, const phys_addr_t phy_addr)
{
if (rte_xen_dom0_supported())
return rte_xen_mem_phy2mch(memseg_id, phy_addr);
}
static inline phys_addr_t
-rte_mem_phy2mch(uint32_t memseg_id __rte_unused, const phys_addr_t phy_addr)
+rte_mem_phy2mch(int32_t memseg_id __rte_unused, const phys_addr_t phy_addr)
{
return phy_addr;
}