diff options
Diffstat (limited to 'sys/pci/smc83c170.h')
| -rw-r--r-- | sys/pci/smc83c170.h | 76 |
1 files changed, 57 insertions, 19 deletions
diff --git a/sys/pci/smc83c170.h b/sys/pci/smc83c170.h index 810c3165..17e5623 100644 --- a/sys/pci/smc83c170.h +++ b/sys/pci/smc83c170.h @@ -23,7 +23,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * stable-165 + * stable-166 * */ @@ -35,10 +35,20 @@ * Configuration */ #define EPIC_MAX_DEVICES 4 -/*#define RX_TO_MBUF 1*/ /* IT IS BUGGY */ -/*#define EPIC_DEBUG 1*/ + +#define RX_TO_MBUF 1 /* Eliminates need of copy received */ + /* packet to new allocated mbuf, */ + /* receive directly to mbuf */ + +/*#define TX_FRAG_LIST 1 Eliminites need of copy xmiting */ + /* packet to static buffer, xmit from */ + /* mbuf directly */ + +/*#define EPIC_DEBUG 1*/ #define TX_RING_SIZE 16 #define RX_RING_SIZE 16 +#define EPIC_FULL_DUPLEX 1 +#define EPIC_HALF_DUPLEX 0 #define ETHER_MAX_FRAME_LEN (ETHER_MAX_LEN + ETHER_CRC_LEN) @@ -185,6 +195,8 @@ #define DP83840_BMCR 0x00 /* Control register */ #define DP83840_BMSR 0x01 /* Status rgister */ #define DP83840_ANAR 0x04 /* Autonegotiation advertising register */ +#define DP83840_ANER 0x06 /* Auto-Negotiation Expansion Register */ +#define DP83840_PAR 0x19 /* PHY Address Register */ #define DP83840_PHYIDR1 0x02 #define DP83840_PHYIDR2 0x03 @@ -203,6 +215,10 @@ #define BMSR_AUTONEG_ABLE 0x0008 #define BMSR_LINK_STATUS 0x0004 +#define PAR_FULL_DUPLEX 0x0400 + +#define ANER_MULTIPLE_LINK_FAULT 0x10 + #define ANAR_10 0x0020 #define ANAR_10_FD 0x0040 #define ANAR_100 0x0080 @@ -212,7 +228,7 @@ * Structures definition and Functions prototypes */ -/* EPIC's descriptors */ +/* EPIC's hardware descriptors, must be aligned on dword in memory */ struct epic_tx_desc { u_int16_t status; u_int16_t txlength; @@ -228,28 +244,45 @@ struct epic_rx_desc { u_int32_t buflength; u_int32_t next; }; +struct epic_frag_elem { /* frag elem structure for LFFORM=0 */ + u_int32_t fragaddr; + u_int32_t fraglen; +}; +struct epic_frag_list { + u_int32_t numfrags; + struct epic_frag_elem frag[63]; +}; +/* This is driver's structure to define EPIC descriptors */ struct epic_rx_buffer { struct epic_rx_desc desc; /* EPIC's descriptor */ caddr_t data; /* Rx buffer address */ -#if !defined(RX_TO_MBUF) - caddr_t pool; /* Pool, allocated for buffer */ -#else - struct mbuf * mbuf; /* Or mbuf structure */ +#if defined(RX_TO_MBUF) + struct mbuf * mbuf; /* Or mbuf */ #endif }; struct epic_tx_buffer { struct epic_tx_desc desc; /* EPIC's descriptor */ +#if defined(TX_FRAG_LIST) + struct mbuf * mbuf; /* mbuf contained packet */ + struct epic_frag_list flist; /* static frag list */ +#else caddr_t data; /* Tx buffer address */ - caddr_t pool; /* Pool, allocated for buffer */ +#endif }; +/* + * NB: ALIGN OF ABOVE STRUCTURES + * epic_rx_desc, epic_tx_desc, epic_frag_list - must be aligned on dword + */ + +/* Driver status structure */ typedef struct { - int unit; - struct arpcom epic_ac; + u_int32_t unit; struct epic_rx_buffer rx_buffer[RX_RING_SIZE]; struct epic_tx_buffer tx_buffer[TX_RING_SIZE]; + struct arpcom epic_ac; u_int32_t cur_tx; u_int32_t cur_rx; u_int32_t dirty_tx; @@ -265,23 +298,28 @@ typedef struct { //extern epic_softc_t *epics[]; //extern u_long epic_pci_count; +static char* epic_pci_probe(pcici_t, pcidi_t); + +/* Folowing functions calls splimp() */ static int epic_ifioctl(register struct ifnet *, int, caddr_t); -static void epic_intr_normal(void *); -static void epic_rx_done(epic_softc_t *); -static void epic_tx_done(epic_softc_t *); static void epic_ifstart(struct ifnet *); static void epic_ifwatchdog(struct ifnet *); - -static char* epic_pci_probe(pcici_t, pcidi_t); static void epic_pci_attach(pcici_t, int); -static void epic_update_if_media_flags(epic_softc_t *); -static void epic_init(epic_softc_t *); +static int epic_init(epic_softc_t *); static void epic_stop(epic_softc_t *); -static void epic_init_rings(epic_softc_t *); +/* Following functions doesn't call splimp() */ +static void epic_intr_normal(void *); +static void epic_rx_done(epic_softc_t *); +static void epic_tx_done(epic_softc_t *); + +static void epic_update_if_media_flags(epic_softc_t *); +static int epic_init_rings(epic_softc_t *); +static void epic_free_rings(epic_softc_t *); static void epic_set_rx_mode(epic_softc_t *); static void epic_set_mc_table(epic_softc_t *); static void epic_set_media_speed(epic_softc_t *); +static int epic_autoneg(epic_softc_t *); static int epic_read_eeprom(u_int16_t,u_int16_t); static void epic_output_eepromw(u_int16_t, u_int16_t); |
