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if_bgereg.h (117659) if_bgereg.h (118026)
1/*
2 * Copyright (c) 2001 Wind River Systems
3 * Copyright (c) 1997, 1998, 1999, 2001
4 * Bill Paul <wpaul@windriver.com>. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:

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25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31 * THE POSSIBILITY OF SUCH DAMAGE.
32 *
1/*
2 * Copyright (c) 2001 Wind River Systems
3 * Copyright (c) 1997, 1998, 1999, 2001
4 * Bill Paul <wpaul@windriver.com>. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:

--- 16 unchanged lines hidden (view full) ---

25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31 * THE POSSIBILITY OF SUCH DAMAGE.
32 *
33 * $FreeBSD: head/sys/dev/bge/if_bgereg.h 117659 2003-07-16 00:09:56Z wpaul $
33 * $FreeBSD: head/sys/dev/bge/if_bgereg.h 118026 2003-07-25 19:42:44Z wpaul $
34 */
35
36/*
37 * BCM570x memory map. The internal memory layout varies somewhat
38 * depending on whether or not we have external SSRAM attached.
39 * The BCM5700 can have up to 16MB of external memory. The BCM5701
40 * is apparently not designed to use external SSRAM. The mappings
41 * up to the first 4 send rings are the same for both internal and

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1696 * code from running.
1697 */
1698#define BGE_MAGIC_NUMBER 0x4B657654
1699
1700typedef struct {
1701 u_int32_t bge_addr_hi;
1702 u_int32_t bge_addr_lo;
1703} bge_hostaddr;
34 */
35
36/*
37 * BCM570x memory map. The internal memory layout varies somewhat
38 * depending on whether or not we have external SSRAM attached.
39 * The BCM5700 can have up to 16MB of external memory. The BCM5701
40 * is apparently not designed to use external SSRAM. The mappings
41 * up to the first 4 send rings are the same for both internal and

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1696 * code from running.
1697 */
1698#define BGE_MAGIC_NUMBER 0x4B657654
1699
1700typedef struct {
1701 u_int32_t bge_addr_hi;
1702 u_int32_t bge_addr_lo;
1703} bge_hostaddr;
1704
1704#define BGE_HOSTADDR(x, y) \
1705 do { \
1706 (x).bge_addr_lo = ((u_int64_t) (y) & 0xffffffff); \
1707 (x).bge_addr_hi = ((u_int64_t) (y) >> 32); \
1708 } while(0)
1709
1705#define BGE_HOSTADDR(x, y) \
1706 do { \
1707 (x).bge_addr_lo = ((u_int64_t) (y) & 0xffffffff); \
1708 (x).bge_addr_hi = ((u_int64_t) (y) >> 32); \
1709 } while(0)
1710
1711#define BGE_ADDR_LO(y) \
1712 ((u_int64_t) (y) & 0xFFFFFFFF)
1713#define BGE_ADDR_HI(y) \
1714 ((u_int64_t) (y) >> 32)
1715
1710/* Ring control block structure */
1711struct bge_rcb {
1712 bge_hostaddr bge_hostaddr;
1713 u_int32_t bge_maxlen_flags;
1714 u_int32_t bge_nicaddr;
1715};
1716#define BGE_RCB_MAXLEN_FLAGS(maxlen, flags) ((maxlen) << 16 | (flags))
1717

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2142#define BGE_JMEM ((BGE_JLEN * BGE_JSLOTS) + BGE_RESID)
2143
2144/*
2145 * Ring structures. Most of these reside in host memory and we tell
2146 * the NIC where they are via the ring control blocks. The exceptions
2147 * are the tx and command rings, which live in NIC memory and which
2148 * we access via the shared memory window.
2149 */
1716/* Ring control block structure */
1717struct bge_rcb {
1718 bge_hostaddr bge_hostaddr;
1719 u_int32_t bge_maxlen_flags;
1720 u_int32_t bge_nicaddr;
1721};
1722#define BGE_RCB_MAXLEN_FLAGS(maxlen, flags) ((maxlen) << 16 | (flags))
1723

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2148#define BGE_JMEM ((BGE_JLEN * BGE_JSLOTS) + BGE_RESID)
2149
2150/*
2151 * Ring structures. Most of these reside in host memory and we tell
2152 * the NIC where they are via the ring control blocks. The exceptions
2153 * are the tx and command rings, which live in NIC memory and which
2154 * we access via the shared memory window.
2155 */
2156
2150struct bge_ring_data {
2157struct bge_ring_data {
2151 struct bge_rx_bd bge_rx_std_ring[BGE_STD_RX_RING_CNT];
2152 struct bge_rx_bd bge_rx_jumbo_ring[BGE_JUMBO_RX_RING_CNT];
2153 struct bge_rx_bd bge_rx_return_ring[BGE_RETURN_RING_CNT];
2154 struct bge_tx_bd bge_tx_ring[BGE_TX_RING_CNT];
2155 struct bge_status_block bge_status_block;
2156 struct bge_tx_desc *bge_tx_ring_nic;/* pointer to shared mem */
2157 struct bge_cmd_desc *bge_cmd_ring; /* pointer to shared mem */
2158 struct bge_rx_bd *bge_rx_std_ring;
2159 bus_addr_t bge_rx_std_ring_paddr;
2160 struct bge_rx_bd *bge_rx_jumbo_ring;
2161 bus_addr_t bge_rx_jumbo_ring_paddr;
2162 struct bge_rx_bd *bge_rx_return_ring;
2163 bus_addr_t bge_rx_return_ring_paddr;
2164 struct bge_tx_bd *bge_tx_ring;
2165 bus_addr_t bge_tx_ring_paddr;
2166 struct bge_status_block *bge_status_block;
2167 bus_addr_t bge_status_block_paddr;
2168 struct bge_stats *bge_stats;
2169 bus_addr_t bge_stats_paddr;
2170 void *bge_jumbo_buf;
2158 struct bge_gib bge_info;
2159};
2160
2171 struct bge_gib bge_info;
2172};
2173
2174#define BGE_STD_RX_RING_SZ \
2175 (sizeof(struct bge_rx_bd) * BGE_STD_RX_RING_CNT)
2176#define BGE_JUMBO_RX_RING_SZ \
2177 (sizeof(struct bge_rx_bd) * BGE_JUMBO_RX_RING_CNT)
2178#define BGE_TX_RING_SZ \
2179 (sizeof(struct bge_tx_bd) * BGE_TX_RING_CNT)
2180#define BGE_RX_RTN_RING_SZ(x) \
2181 (sizeof(struct bge_rx_bd) * x->bge_return_ring_cnt)
2182
2183#define BGE_STATUS_BLK_SZ sizeof (struct bge_status_block)
2184
2185#define BGE_STATS_SZ sizeof (struct bge_stats)
2186
2161/*
2162 * Mbuf pointers. We need these to keep track of the virtual addresses
2163 * of our mbuf chains since we can only convert from physical to virtual,
2164 * not the other way around.
2165 */
2166struct bge_chain_data {
2187/*
2188 * Mbuf pointers. We need these to keep track of the virtual addresses
2189 * of our mbuf chains since we can only convert from physical to virtual,
2190 * not the other way around.
2191 */
2192struct bge_chain_data {
2193 bus_dma_tag_t bge_parent_tag;
2194 bus_dma_tag_t bge_rx_std_ring_tag;
2195 bus_dma_tag_t bge_rx_jumbo_ring_tag;
2196 bus_dma_tag_t bge_rx_return_ring_tag;
2197 bus_dma_tag_t bge_tx_ring_tag;
2198 bus_dma_tag_t bge_status_tag;
2199 bus_dma_tag_t bge_stats_tag;
2200 bus_dma_tag_t bge_jumbo_tag;
2201 bus_dma_tag_t bge_mtag; /* mbuf mapping tag */
2202 bus_dma_tag_t bge_mtag_jumbo; /* mbuf mapping tag */
2203 bus_dmamap_t bge_tx_dmamap[BGE_TX_RING_CNT];
2204 bus_dmamap_t bge_rx_std_dmamap[BGE_STD_RX_RING_CNT];
2205 bus_dmamap_t bge_rx_jumbo_dmamap[BGE_JUMBO_RX_RING_CNT];
2206 bus_dmamap_t bge_rx_std_ring_map;
2207 bus_dmamap_t bge_rx_jumbo_ring_map;
2208 bus_dmamap_t bge_tx_ring_map;
2209 bus_dmamap_t bge_rx_return_ring_map;
2210 bus_dmamap_t bge_status_map;
2211 bus_dmamap_t bge_stats_map;
2212 bus_dmamap_t bge_jumbo_map;
2167 struct mbuf *bge_tx_chain[BGE_TX_RING_CNT];
2168 struct mbuf *bge_rx_std_chain[BGE_STD_RX_RING_CNT];
2169 struct mbuf *bge_rx_jumbo_chain[BGE_JUMBO_RX_RING_CNT];
2213 struct mbuf *bge_tx_chain[BGE_TX_RING_CNT];
2214 struct mbuf *bge_rx_std_chain[BGE_STD_RX_RING_CNT];
2215 struct mbuf *bge_rx_jumbo_chain[BGE_JUMBO_RX_RING_CNT];
2170 struct mbuf *bge_rx_mini_chain[BGE_MINI_RX_RING_CNT];
2171 /* Stick the jumbo mem management stuff here too. */
2172 caddr_t bge_jslots[BGE_JSLOTS];
2216 /* Stick the jumbo mem management stuff here too. */
2217 caddr_t bge_jslots[BGE_JSLOTS];
2173 void *bge_jumbo_buf;
2174};
2175
2218};
2219
2220struct bge_dmamap_arg {
2221 struct bge_softc *sc;
2222 bus_addr_t bge_busaddr;
2223 u_int16_t bge_flags;
2224 int bge_idx;
2225 int bge_maxsegs;
2226 struct bge_tx_bd *bge_ring;
2227};
2228
2176struct bge_type {
2177 u_int16_t bge_vid;
2178 u_int16_t bge_did;
2179 char *bge_name;
2180};
2181
2182#define BGE_HWREV_TIGON 0x01
2183#define BGE_HWREV_TIGON_II 0x02

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2207 struct ifmedia bge_ifmedia; /* TBI media info */
2208 u_int8_t bge_unit; /* interface number */
2209 u_int8_t bge_extram; /* has external SSRAM */
2210 u_int8_t bge_tbi;
2211 u_int8_t bge_rx_alignment_bug;
2212 u_int32_t bge_chipid;
2213 u_int8_t bge_asicrev;
2214 u_int8_t bge_chiprev;
2229struct bge_type {
2230 u_int16_t bge_vid;
2231 u_int16_t bge_did;
2232 char *bge_name;
2233};
2234
2235#define BGE_HWREV_TIGON 0x01
2236#define BGE_HWREV_TIGON_II 0x02

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2260 struct ifmedia bge_ifmedia; /* TBI media info */
2261 u_int8_t bge_unit; /* interface number */
2262 u_int8_t bge_extram; /* has external SSRAM */
2263 u_int8_t bge_tbi;
2264 u_int8_t bge_rx_alignment_bug;
2265 u_int32_t bge_chipid;
2266 u_int8_t bge_asicrev;
2267 u_int8_t bge_chiprev;
2215 struct bge_ring_data *bge_rdata; /* rings */
2268 struct bge_ring_data bge_ldata; /* rings */
2216 struct bge_chain_data bge_cdata; /* mbufs */
2217 u_int16_t bge_tx_saved_considx;
2218 u_int16_t bge_rx_saved_considx;
2219 u_int16_t bge_ev_saved_considx;
2220 u_int16_t bge_return_ring_cnt;
2221 u_int16_t bge_std; /* current std ring head */
2222 u_int16_t bge_jumbo; /* current jumo ring head */
2223 SLIST_HEAD(__bge_jfreehead, bge_jpool_entry) bge_jfree_listhead;

--- 19 unchanged lines hidden --- 		2269 struct bge_chain_data bge_cdata; /* mbufs */
2270 u_int16_t bge_tx_saved_considx;
2271 u_int16_t bge_rx_saved_considx;
2272 u_int16_t bge_ev_saved_considx;
2273 u_int16_t bge_return_ring_cnt;
2274 u_int16_t bge_std; /* current std ring head */
2275 u_int16_t bge_jumbo; /* current jumo ring head */
2276 SLIST_HEAD(__bge_jfreehead, bge_jpool_entry) bge_jfree_listhead;

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