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Diffstat (limited to 'sys/arch/mac68k/dev/if_snvar.h')
-rw-r--r--sys/arch/mac68k/dev/if_snvar.h116
1 files changed, 45 insertions, 71 deletions
diff --git a/sys/arch/mac68k/dev/if_snvar.h b/sys/arch/mac68k/dev/if_snvar.h
index 9d0abe3bd83..266ac55e3bb 100644
--- a/sys/arch/mac68k/dev/if_snvar.h
+++ b/sys/arch/mac68k/dev/if_snvar.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: if_snvar.h,v 1.7 1997/04/25 03:29:14 briggs Exp $ */
+/* $NetBSD: if_snvar.h,v 1.8 1997/04/25 03:40:09 briggs Exp $ */
/*
* Copyright (c) 1991 Algorithmics Ltd (http://www.algor.co.uk)
@@ -7,19 +7,27 @@
*/
/*
- * if_snvar.h -- National Semiconductor DP83932BVF (SONIC) OpenBSD/mac68k vars
+ * if_snvar.h -- National Semiconductor DP8393X (SONIC) NetBSD/mac68k vars
*/
/*
+ * Vendor types
+ */
+#define SN_VENDOR_UNKNOWN 0xff /* Unknown */
+#define SN_VENDOR_APPLE 0x00 /* Apple Computer/compatible */
+#define SN_VENDOR_DAYNA 0x01 /* Dayna/Kinetics EtherPort */
+#define SN_VENDOR_APPLE16 0x02 /* Apple Twisted Pair Ether NB */
+
+/*
* Memory access macros. Since we handle SONIC in 16 bit mode (PB5X0)
* and 32 bit mode (everything else) using a single GENERIC kernel
* binary, all structures have to be accessed using macros which can
* adjust the offsets appropriately.
*/
-#define SWO(m, a, o, x) (m ? (*(u_int32_t *)((u_int32_t *)a + o) = (x)) : \
- (*(u_int16_t *)((u_int16_t *)a + o) = (x)))
-#define SRO(m, a, o) (m ? (*(u_int32_t *)((u_int32_t *)a + o) & 0xffff) : \
- (*(u_int16_t *)((u_int16_t *)a + o) & 0xffff))
+#define SWO(m, a, o, x) (m ? (*(u_int32_t *)((u_int32_t *)(a) + (o)) = (x)) : \
+ (*(u_int16_t *)((u_int16_t *)(a) + (o)) = (x)))
+#define SRO(m, a, o) (m ? (*(u_int32_t *)((u_int32_t *)(a) + (o)) & 0xffff) : \
+ (*(u_int16_t *)((u_int16_t *)(a) + (o)) & 0xffff))
/*
* Register access macros. We use bus_space_* to talk to the Sonic
@@ -28,11 +36,15 @@
*/
#define NIC_GET(sc, reg) (bus_space_read_2((sc)->sc_regt, \
(sc)->sc_regh, \
- ((sc)->sc_reg_map[reg])))
+ ((sc)->sc_reg_map[(reg)])))
#define NIC_PUT(sc, reg, val) (bus_space_write_2((sc)->sc_regt, \
(sc)->sc_regh, \
((sc)->sc_reg_map[reg]), \
(val)))
+
+extern int kvtop(caddr_t addr);
+#define SONIC_GETDMA(p) (u_int32_t)(kvtop((caddr_t)(p)))
+
#define SN_REGSIZE SN_NREGS*4
/* mac68k does not have any write buffers to flush... */
@@ -52,7 +64,6 @@
#define NRBA 8 /* # receive buffers < NRRA */
#define RBAMASK (NRBA-1)
-#define NRDA 146
#define NTDA 8 /* # transmit descriptors */
#define NRRA 16 /* # receive resource descriptors */
#define RRAMASK (NRRA-1) /* the reason why NRRA must be power of two */
@@ -69,84 +80,49 @@
/*
* transmit buffer area
*/
-#define NTXB NTDA /* Number of xmit buffers */
-#define TXBSIZE 1536 /* 6*2^8 -- the same size as the 8390 TXBUF */
+#define TXBSIZE 1536 /* 6*2^8 -- the same size as the 8390 TXBUF */
-#define SN_NPAGES 2 + 8 + 4
-
-/*
- * Statistics collected over time
- */
-struct sn_stats {
- int ls_opacks; /* packets transmitted */
- int ls_ipacks; /* packets received */
- int ls_tdr; /* contents of tdr after collision */
- int ls_tdef; /* packets where had to wait */
- int ls_tone; /* packets with one retry */
- int ls_tmore; /* packets with more than one retry */
- int ls_tbuff; /* transmit buff errors */
- int ls_tuflo; /* " uflo " */
- int ls_tlcol;
- int ls_tlcar;
- int ls_trtry;
- int ls_rbuff; /* receive buff errors */
- int ls_rfram; /* framing */
- int ls_roflo; /* overflow */
- int ls_rcrc;
- int ls_rrng; /* rx ring sequence error */
- int ls_babl; /* chip babl error */
- int ls_cerr; /* collision error */
- int ls_miss; /* missed packet */
- int ls_merr; /* memory error */
- int ls_copies; /* copies due to out of range mbufs */
- int ls_maxmbufs; /* max mbufs on transmit */
- int ls_maxslots; /* max ring slots on transmit */
-};
+#define SN_NPAGES 2 + NRBA + (NTDA/2)
typedef struct mtd {
void *mtd_txp;
- int mtd_vtxp;
- unsigned char *mtd_buf;
+ u_int32_t mtd_vtxp;
+ caddr_t mtd_buf;
+ u_int32_t mtd_vbuf;
+ struct mbuf *mtd_mbuf;
} mtd_t;
/*
* The sn_softc for Mac68k if_sn.
*/
typedef struct sn_softc {
- struct device sc_dev;
- struct arpcom sc_arpcom;
-#define sc_if sc_arpcom.ac_if /* network visible interface */
+ struct device sc_dev;
+ struct arpcom sc_arpcom;
+#define sc_if sc_arpcom.ac_if
#define sc_enaddr sc_arpcom.ac_enaddr /* hardware ethernet address */
bus_space_tag_t sc_regt;
bus_space_handle_t sc_regh;
- struct sn_stats sc_sum;
- short sc_iflags;
- unsigned short bitmode; /* 32 bit mode == 1, 16 == 0 */
+ int bitmode; /* 32 bit mode == 1, 16 == 0 */
bus_size_t sc_reg_map[SN_NREGS]; /* register offsets */
u_int16_t snr_dcr; /* DCR for this instance */
u_int16_t snr_dcr2; /* DCR2 for this instance */
- int slotno; /* Slot number */
-
- int sc_rxmark; /* pos. in rx ring for reading buffs */
- int sc_rramark; /* index into p_rra of wp */
- void *p_rra[NRRA]; /* RX resource descs */
- int v_rra[NRRA]; /* DMA addresses of p_rra */
- int v_rea; /* ptr to the end of the rra space */
-
- int sc_rdamark;
- void *p_rda[NRDA];
- int v_rda[NRDA];
+ int slotno; /* Slot number */
- caddr_t rbuf[NRBA];
+ int sc_rramark; /* index into p_rra of wp */
+ void *p_rra[NRRA]; /* RX resource descs */
+ u_int32_t v_rra[NRRA]; /* DMA addresses of p_rra */
+ u_int32_t v_rea; /* ptr to the end of the rra space */
- int sc_missed; /* missed packet counter */
+ int sc_rxmark; /* current hw pos in rda ring */
+ int sc_rdamark; /* current sw pos in rda ring */
+ int sc_nrda; /* total number of RDAs */
+ caddr_t p_rda;
+ u_int32_t v_rda;
- int txb_cnt; /* total number of xmit buffers */
- int txb_inuse; /* number of active xmit buffers */
- int txb_new; /* index of next open slot. */
+ caddr_t rbuf[NRBA];
struct mtd mtda[NTDA];
int mtd_hw; /* idx of first mtd given to hw */
@@ -157,12 +133,10 @@ typedef struct sn_softc {
* to SONIC. Need to clear EOL on
* this word to add a desc.
*/
-
- caddr_t tbuf[NTXB];
- int vtbuf[NTXB]; /* DMA address of tbuf */
+ int mtd_pint; /* Counter to set TXP_PINT */
void *p_cda;
- int v_cda;
+ u_int32_t v_cda;
unsigned char *space;
} sn_softc_t;
@@ -239,7 +213,7 @@ typedef struct sn_softc {
#define CDA_ENABLE 64 /* mask enabling CAM entries */
#define CDA_SIZE(sc) ((4*16 + 1) * ((sc->bitmode) ? 4 : 2))
-int snsetup __P((struct sn_softc *sc));
-void sn_get_enaddr __P((bus_space_tag_t t, bus_space_handle_t h,
- vm_offset_t o, u_char *dst));
+int snsetup __P((struct sn_softc *sc, u_int8_t *));
void snintr __P((void *, int));
+void sn_get_enaddr __P((bus_space_tag_t t, bus_space_handle_t h,
+ vm_offset_t o, u_char *dst));
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-21 05:45:58 +0000