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34 #ifndef _ARK_PKTDIR_H_
35 #define _ARK_PKTDIR_H_
39 #define ARK_PKTDIR_BASE_ADR 0xa0000
41 typedef void *ark_pkt_dir_t;
44 /* The packet director is an internal Arkville hardware module for
45 * directing packet data in non-typical flows, such as testing.
46 * This module is *not* intended for end-user manipulation, hence
47 * there is minimal documentation.
51 * This is an overlay structures to a memory mapped FPGA device. These
52 * structs will never be instantiated in ram memory
54 struct ark_pkt_dir_regs {
58 } __attribute__ ((packed));
60 struct ark_pkt_dir_inst {
61 volatile struct ark_pkt_dir_regs *regs;
64 ark_pkt_dir_t ark_pktdir_init(void *base);
65 void ark_pktdir_uninit(ark_pkt_dir_t handle);
66 void ark_pktdir_setup(ark_pkt_dir_t handle, uint32_t v);
67 uint32_t ark_pktdir_stall_cnt(ark_pkt_dir_t handle);
68 uint32_t ark_pktdir_status(ark_pkt_dir_t handle);