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-rw-r--r--sys/dev/pci/if_sk.c304
1 files changed, 91 insertions, 213 deletions
diff --git a/sys/dev/pci/if_sk.c b/sys/dev/pci/if_sk.c
index 38ea46e2f5a..2fe4a04d702 100644
--- a/sys/dev/pci/if_sk.c
+++ b/sys/dev/pci/if_sk.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: if_sk.c,v 1.28 2003/03/12 17:05:43 nate Exp $ */
+/* $OpenBSD: if_sk.c,v 1.29 2003/05/08 02:16:37 nate Exp $ */
/*
* Copyright (c) 1997, 1998, 1999, 2000
@@ -181,58 +181,46 @@ void sk_tick(void *);
#define SK_WIN_CLRBIT_2(sc, reg, x) \
sk_win_write_2(sc, reg, sk_win_read_2(sc, reg) & ~x)
-u_int32_t sk_win_read_4(sc, reg)
- struct sk_softc *sc;
- int reg;
+u_int32_t
+sk_win_read_4(struct sk_softc *sc, int reg)
{
CSR_WRITE_4(sc, SK_RAP, SK_WIN(reg));
return(CSR_READ_4(sc, SK_WIN_BASE + SK_REG(reg)));
}
-u_int16_t sk_win_read_2(sc, reg)
- struct sk_softc *sc;
- int reg;
+u_int16_t
+sk_win_read_2(struct sk_softc *sc, int reg)
{
CSR_WRITE_4(sc, SK_RAP, SK_WIN(reg));
return(CSR_READ_2(sc, SK_WIN_BASE + SK_REG(reg)));
}
-u_int8_t sk_win_read_1(sc, reg)
- struct sk_softc *sc;
- int reg;
+u_int8_t
+sk_win_read_1(struct sk_softc *sc, int reg)
{
CSR_WRITE_4(sc, SK_RAP, SK_WIN(reg));
return(CSR_READ_1(sc, SK_WIN_BASE + SK_REG(reg)));
}
-void sk_win_write_4(sc, reg, val)
- struct sk_softc *sc;
- int reg;
- u_int32_t val;
+void
+sk_win_write_4(struct sk_softc *sc, int reg, u_int32_t val)
{
CSR_WRITE_4(sc, SK_RAP, SK_WIN(reg));
CSR_WRITE_4(sc, SK_WIN_BASE + SK_REG(reg), val);
- return;
}
-void sk_win_write_2(sc, reg, val)
- struct sk_softc *sc;
- int reg;
- u_int32_t val;
+void
+sk_win_write_2(struct sk_softc *sc, int reg, u_int32_t val)
{
CSR_WRITE_4(sc, SK_RAP, SK_WIN(reg));
CSR_WRITE_2(sc, SK_WIN_BASE + SK_REG(reg), (u_int32_t)val);
- return;
}
-void sk_win_write_1(sc, reg, val)
- struct sk_softc *sc;
- int reg;
- u_int32_t val;
+void
+sk_win_write_1(struct sk_softc *sc, int reg, u_int32_t val)
{
CSR_WRITE_4(sc, SK_RAP, SK_WIN(reg));
CSR_WRITE_1(sc, SK_WIN_BASE + SK_REG(reg), val);
- return;
}
/*
@@ -246,9 +234,8 @@ void sk_win_write_1(sc, reg, val)
* the controller softc structure for later use. At the moment,
* we only use the ID string during sk_attach().
*/
-u_int8_t sk_vpd_readbyte(sc, addr)
- struct sk_softc *sc;
- int addr;
+u_int8_t
+sk_vpd_readbyte(struct sk_softc *sc, int addr)
{
int i;
@@ -266,10 +253,8 @@ u_int8_t sk_vpd_readbyte(sc, addr)
return(sk_win_read_1(sc, SK_PCI_REG(SK_PCI_VPD_DATA)));
}
-void sk_vpd_read_res(sc, res, addr)
- struct sk_softc *sc;
- struct vpd_res *res;
- int addr;
+void
+sk_vpd_read_res(struct sk_softc *sc, struct vpd_res *res, int addr)
{
int i;
u_int8_t *ptr;
@@ -277,12 +262,10 @@ void sk_vpd_read_res(sc, res, addr)
ptr = (u_int8_t *)res;
for (i = 0; i < sizeof(struct vpd_res); i++)
ptr[i] = sk_vpd_readbyte(sc, i + addr);
-
- return;
}
-void sk_vpd_read(sc)
- struct sk_softc *sc;
+void
+sk_vpd_read(struct sk_softc *sc)
{
int pos = 0, i;
struct vpd_res res;
@@ -325,14 +308,10 @@ void sk_vpd_read(sc)
panic("sk_vpd_read");
for (i = 0; i < res.vr_len + 1; i++)
sc->sk_vpd_readonly[i] = sk_vpd_readbyte(sc, i + pos);
-
- return;
}
int
-sk_miibus_readreg(dev, phy, reg)
- struct device *dev;
- int phy, reg;
+sk_miibus_readreg(struct device *dev, int phy, int reg)
{
struct sk_if_softc *sc_if = (struct sk_if_softc *)dev;
int i;
@@ -361,9 +340,7 @@ sk_miibus_readreg(dev, phy, reg)
}
void
-sk_miibus_writereg(dev, phy, reg, val)
- struct device *dev;
- int phy, reg, val;
+sk_miibus_writereg(struct device *dev, int phy, int reg, int val)
{
struct sk_if_softc *sc_if = (struct sk_if_softc *)dev;
int i;
@@ -389,13 +366,10 @@ sk_miibus_writereg(dev, phy, reg, val)
if (i == SK_TIMEOUT)
printf("%s: phy write timed out\n", sc_if->sk_dev.dv_xname);
-
- return;
}
void
-sk_miibus_statchg(dev)
- struct device *dev;
+sk_miibus_statchg(struct device *dev)
{
struct sk_if_softc *sc_if;
struct mii_data *mii;
@@ -414,15 +388,13 @@ sk_miibus_statchg(dev)
SK_XM_CLRBIT_2(sc_if, XM_MMUCMD, XM_MMUCMD_GMIIFDX);
}
}
-
- return;
}
#define SK_POLY 0xEDB88320
#define SK_BITS 6
-u_int32_t sk_calchash(addr)
- caddr_t addr;
+u_int32_t
+sk_calchash(caddr_t addr)
{
u_int32_t idx, bit, data, crc;
@@ -437,25 +409,18 @@ u_int32_t sk_calchash(addr)
return (~crc & ((1 << SK_BITS) - 1));
}
-void sk_setfilt(sc_if, addr, slot)
- struct sk_if_softc *sc_if;
- caddr_t addr;
- int slot;
+void
+sk_setfilt(struct sk_if_softc *sc_if, caddr_t addr, int slot)
{
- int base;
-
- base = XM_RXFILT_ENTRY(slot);
+ int base = XM_RXFILT_ENTRY(slot);
SK_XM_WRITE_2(sc_if, base, *(u_int16_t *)(&addr[0]));
SK_XM_WRITE_2(sc_if, base + 2, *(u_int16_t *)(&addr[2]));
SK_XM_WRITE_2(sc_if, base + 4, *(u_int16_t *)(&addr[4]));
-
- return;
}
void
-sk_setmulti(sc_if)
- struct sk_if_softc *sc_if;
+sk_setmulti(struct sk_if_softc *sc_if)
{
struct ifnet *ifp;
u_int32_t hashes[2] = { 0, 0 };
@@ -512,12 +477,10 @@ allmulti:
XM_MODE_RX_USE_PERFECT);
SK_XM_WRITE_4(sc_if, XM_MAR0, hashes[0]);
SK_XM_WRITE_4(sc_if, XM_MAR2, hashes[1]);
-
- return;
}
-int sk_init_rx_ring(sc_if)
- struct sk_if_softc *sc_if;
+int
+sk_init_rx_ring(struct sk_if_softc *sc_if)
{
struct sk_chain_data *cd;
struct sk_ring_data *rd;
@@ -555,16 +518,13 @@ int sk_init_rx_ring(sc_if)
return(0);
}
-void sk_init_tx_ring(sc_if)
- struct sk_if_softc *sc_if;
+void
+sk_init_tx_ring(struct sk_if_softc *sc_if)
{
- struct sk_chain_data *cd;
- struct sk_ring_data *rd;
+ struct sk_chain_data *cd = &sc_if->sk_cdata;
+ struct sk_ring_data *rd = sc_if->sk_rdata;
int i;
- cd = &sc_if->sk_cdata;
- rd = sc_if->sk_rdata;
-
bzero((char *)sc_if->sk_rdata->sk_tx_ring,
sizeof(struct sk_tx_desc) * SK_TX_RING_CNT);
@@ -586,14 +546,10 @@ void sk_init_tx_ring(sc_if)
sc_if->sk_cdata.sk_tx_prod = 0;
sc_if->sk_cdata.sk_tx_cons = 0;
sc_if->sk_cdata.sk_tx_cnt = 0;
-
- return;
}
-int sk_newbuf(sc_if, c, m)
- struct sk_if_softc *sc_if;
- struct sk_chain *c;
- struct mbuf *m;
+int
+sk_newbuf(struct sk_if_softc *sc_if, struct sk_chain *c, struct mbuf *m)
{
struct mbuf *m_new = NULL;
struct sk_rx_desc *r;
@@ -642,8 +598,7 @@ int sk_newbuf(sc_if, c, m)
* Set media options.
*/
int
-sk_ifmedia_upd(ifp)
- struct ifnet *ifp;
+sk_ifmedia_upd(struct ifnet *ifp)
{
struct sk_if_softc *sc_if = ifp->if_softc;
@@ -656,9 +611,7 @@ sk_ifmedia_upd(ifp)
* Report current media status.
*/
void
-sk_ifmedia_sts(ifp, ifmr)
- struct ifnet *ifp;
- struct ifmediareq *ifmr;
+sk_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr)
{
struct sk_if_softc *sc_if = ifp->if_softc;
@@ -668,10 +621,7 @@ sk_ifmedia_sts(ifp, ifmr)
}
int
-sk_ioctl(ifp, command, data)
- struct ifnet *ifp;
- u_long command;
- caddr_t data;
+sk_ioctl(struct ifnet *ifp, u_long command, caddr_t data)
{
struct sk_if_softc *sc_if = ifp->if_softc;
struct ifreq *ifr = (struct ifreq *) data;
@@ -766,9 +716,7 @@ sk_ioctl(ifp, command, data)
* IDs against our list and return a device name if we find a match.
*/
int
-skc_probe(parent, match, aux)
- struct device *parent;
- void *match, *aux;
+skc_probe(struct device *parent, void *match, void *aux)
{
struct pci_attach_args *pa = aux;
@@ -782,8 +730,7 @@ skc_probe(parent, match, aux)
/*
* Force the GEnesis into reset, then bring it out of reset.
*/
-void sk_reset(sc)
- struct sk_softc *sc;
+void sk_reset(struct sk_softc *sc)
{
CSR_WRITE_4(sc, SK_CSR, SK_CSR_SW_RESET);
CSR_WRITE_4(sc, SK_CSR, SK_CSR_MASTER_RESET);
@@ -813,14 +760,10 @@ void sk_reset(sc)
sk_win_write_4(sc, SK_IMMR, SK_ISR_TX1_S_EOF|SK_ISR_TX2_S_EOF|
SK_ISR_RX1_EOF|SK_ISR_RX2_EOF);
sk_win_write_1(sc, SK_IMTIMERCTL, SK_IMCTL_START);
-
- return;
}
int
-sk_probe(parent, match, aux)
- struct device *parent;
- void *match, *aux;
+sk_probe(struct device *parent, void *match, void *aux)
{
struct skc_attach_args *sa = aux;
@@ -835,9 +778,7 @@ sk_probe(parent, match, aux)
* Single port cards will have only one logical interface of course.
*/
void
-sk_attach(parent, self, aux)
- struct device *parent, *self;
- void *aux;
+sk_attach(struct device *parent, struct device *self, void *aux)
{
struct sk_if_softc *sc_if = (struct sk_if_softc *) self;
struct sk_softc *sc = (struct sk_softc *)parent;
@@ -1006,9 +947,7 @@ fail:
}
int
-skcprint(aux, pnp)
- void *aux;
- const char *pnp;
+skcprint(void *aux, const char *pnp)
{
struct skc_attach_args *sa = aux;
@@ -1025,9 +964,7 @@ skcprint(aux, pnp)
* setup and ethernet/BPF attach.
*/
void
-skc_attach(parent, self, aux)
- struct device *parent, *self;
- void *aux;
+skc_attach(struct device *parent, struct device *self, void *aux)
{
struct sk_softc *sc = (struct sk_softc *)self;
struct pci_attach_args *pa = aux;
@@ -1202,10 +1139,8 @@ fail:
splx(s);
}
-int sk_encap(sc_if, m_head, txidx)
- struct sk_if_softc *sc_if;
- struct mbuf *m_head;
- u_int32_t *txidx;
+int
+sk_encap(struct sk_if_softc *sc_if, struct mbuf *m_head, u_int32_t *txidx)
{
struct sk_tx_desc *f = NULL;
struct mbuf *m;
@@ -1251,20 +1186,15 @@ int sk_encap(sc_if, m_head, txidx)
return(0);
}
-void sk_start(ifp)
- struct ifnet *ifp;
+void
+sk_start(struct ifnet *ifp)
{
- struct sk_softc *sc;
- struct sk_if_softc *sc_if;
+ struct sk_if_softc *sc_if = ifp->if_softc;
+ struct sk_softc *sc = sc_if->sk_softc;
struct mbuf *m_head = NULL;
- u_int32_t idx;
+ u_int32_t idx = sc_if->sk_cdata.sk_tx_prod;
int pkts = 0;
- sc_if = ifp->if_softc;
- sc = sc_if->sk_softc;
-
- idx = sc_if->sk_cdata.sk_tx_prod;
-
while(sc_if->sk_cdata.sk_tx_chain[idx].sk_mbuf == NULL) {
IFQ_POLL(&ifp->if_snd, m_head);
if (m_head == NULL)
@@ -1302,26 +1232,20 @@ void sk_start(ifp)
/* Set a timeout in case the chip goes out to lunch. */
ifp->if_timer = 5;
-
- return;
}
-void sk_watchdog(ifp)
- struct ifnet *ifp;
+void
+sk_watchdog(struct ifnet *ifp)
{
- struct sk_if_softc *sc_if;
-
- sc_if = ifp->if_softc;
+ struct sk_if_softc *sc_if = ifp->if_softc;
printf("%s: watchdog timeout\n", sc_if->sk_dev.dv_xname);
sk_init(sc_if);
-
- return;
}
-void sk_shutdown(v)
- void *v;
+void
+sk_shutdown(void *v)
{
struct sk_softc *sc = v;
@@ -1333,21 +1257,18 @@ void sk_shutdown(v)
* assert the resets on the attached XMAC(s).
*/
sk_reset(sc);
-
- return;
}
-void sk_rxeof(sc_if)
- struct sk_if_softc *sc_if;
+void
+sk_rxeof(struct sk_if_softc *sc_if)
{
+ struct ifnet *ifp = &sc_if->arpcom.ac_if;
struct mbuf *m;
- struct ifnet *ifp;
struct sk_chain *cur_rx;
int total_len = 0;
int i;
u_int32_t rxstat;
- ifp = &sc_if->arpcom.ac_if;
i = sc_if->sk_cdata.sk_rx_prod;
cur_rx = &sc_if->sk_cdata.sk_rx_chain[i];
@@ -1403,19 +1324,15 @@ void sk_rxeof(sc_if)
}
sc_if->sk_cdata.sk_rx_prod = i;
-
- return;
}
-void sk_txeof(sc_if)
- struct sk_if_softc *sc_if;
+void
+sk_txeof(struct sk_if_softc *sc_if)
{
struct sk_tx_desc *cur_tx = NULL;
- struct ifnet *ifp;
+ struct ifnet *ifp = &sc_if->arpcom.ac_if;
u_int32_t idx;
- ifp = &sc_if->arpcom.ac_if;
-
/*
* Go through our tx ring and free mbufs for those
* frames that have been sent.
@@ -1440,23 +1357,16 @@ void sk_txeof(sc_if)
if (cur_tx != NULL)
ifp->if_flags &= ~IFF_OACTIVE;
-
- return;
}
void
-sk_tick(xsc_if)
- void *xsc_if;
+sk_tick(void *xsc_if)
{
- struct sk_if_softc *sc_if;
- struct mii_data *mii;
- struct ifnet *ifp;
+ struct sk_if_softc *sc_if = xsc_if;
+ struct mii_data *mii = &sc_if->sk_mii;
+ struct ifnet *ifp = &sc_if->arpcom.ac_if;
int i;
- sc_if = xsc_if;
- ifp = &sc_if->arpcom.ac_if;
- mii = &sc_if->sk_mii;
-
if (!(ifp->if_flags & IFF_UP))
return;
@@ -1491,18 +1401,12 @@ sk_tick(xsc_if)
}
void
-sk_intr_bcom(sc_if)
- struct sk_if_softc *sc_if;
+sk_intr_bcom(struct sk_if_softc *sc_if)
{
- struct sk_softc *sc;
- struct mii_data *mii;
- struct ifnet *ifp;
+ struct mii_data *mii = &sc_if->sk_mii;
+ struct ifnet *ifp = &sc_if->arpcom.ac_if;
int status;
- sc = sc_if->sk_softc;
- mii = &sc_if->sk_mii;
- ifp = &sc_if->arpcom.ac_if;
-
SK_XM_CLRBIT_2(sc_if, XM_MMUCMD, XM_MMUCMD_TX_ENB|XM_MMUCMD_RX_ENB);
/*
@@ -1545,18 +1449,12 @@ sk_intr_bcom(sc_if)
}
SK_XM_SETBIT_2(sc_if, XM_MMUCMD, XM_MMUCMD_TX_ENB|XM_MMUCMD_RX_ENB);
-
- return;
}
-void sk_intr_xmac(sc_if)
- struct sk_if_softc *sc_if;
+void
+sk_intr_xmac(struct sk_if_softc *sc_if)
{
- struct sk_softc *sc;
- u_int16_t status;
-
- sc = sc_if->sk_softc;
- status = SK_XM_READ_2(sc_if, XM_ISR);
+ u_int16_t status = SK_XM_READ_2(sc_if, XM_ISR);
if (sc_if->sk_phytype == SK_PHYTYPE_XMAC) {
if (status & XM_ISR_GP0_SET) {
@@ -1574,22 +1472,18 @@ void sk_intr_xmac(sc_if)
if (status & XM_IMR_RX_OVERRUN)
SK_XM_SETBIT_4(sc_if, XM_MODE, XM_MODE_FLUSH_RXFIFO);
-
- return;
}
-int sk_intr(xsc)
- void *xsc;
+int
+sk_intr(void *xsc)
{
struct sk_softc *sc = xsc;
- struct sk_if_softc *sc_if0 = NULL, *sc_if1 = NULL;
+ struct sk_if_softc *sc_if0 = sc->sk_if[SK_PORT_A];
+ struct sk_if_softc *sc_if1 = sc->sk_if[SK_PORT_B];
struct ifnet *ifp0 = NULL, *ifp1 = NULL;
u_int32_t status;
int claimed = 0;
- sc_if0 = sc->sk_if[SK_PORT_A];
- sc_if1 = sc->sk_if[SK_PORT_B];
-
if (sc_if0 != NULL)
ifp0 = &sc_if0->arpcom.ac_if;
if (sc_if1 != NULL)
@@ -1653,20 +1547,17 @@ int sk_intr(xsc)
return (claimed);
}
-void sk_init_xmac(sc_if)
- struct sk_if_softc *sc_if;
+void
+sk_init_xmac(struct sk_if_softc *sc_if)
{
- struct sk_softc *sc;
- struct ifnet *ifp;
+ struct sk_softc *sc = sc_if->sk_softc;
+ struct ifnet *ifp = &sc_if->arpcom.ac_if;
struct sk_bcom_hack bhack[] = {
{ 0x18, 0x0c20 }, { 0x17, 0x0012 }, { 0x15, 0x1104 }, { 0x17, 0x0013 },
{ 0x15, 0x0404 }, { 0x17, 0x8006 }, { 0x15, 0x0132 }, { 0x17, 0x8006 },
{ 0x15, 0x0232 }, { 0x17, 0x800D }, { 0x15, 0x000F }, { 0x18, 0x0420 },
{ 0, 0 } };
- sc = sc_if->sk_softc;
- ifp = &sc_if->arpcom.ac_if;
-
/* Unreset the XMAC. */
SK_IF_WRITE_2(sc_if, 0, SK_TXF1_MACCTL, SK_TXMACCTL_XMAC_UNRESET);
DELAY(1000);
@@ -1817,29 +1708,23 @@ void sk_init_xmac(sc_if)
SK_MACARBCTL_UNRESET|SK_MACARBCTL_FASTOE_OFF);
sc_if->sk_link = 1;
-
- return;
}
/*
* Note that to properly initialize any part of the GEnesis chip,
* you first have to take it out of reset mode.
*/
-void sk_init(xsc)
- void *xsc;
+void
+sk_init(void *xsc_if)
{
- struct sk_if_softc *sc_if = xsc;
- struct sk_softc *sc;
- struct ifnet *ifp;
- struct mii_data *mii;
+ struct sk_if_softc *sc_if = xsc_if;
+ struct sk_softc *sc = sc_if->sk_softc;
+ struct ifnet *ifp = &sc_if->arpcom.ac_if;
+ struct mii_data *mii = &sc_if->sk_mii;
int s;
s = splimp();
- ifp = &sc_if->arpcom.ac_if;
- sc = sc_if->sk_softc;
- mii = &sc_if->sk_mii;
-
/* Cancel pending I/O and free all RX/TX buffers. */
sk_stop(sc_if);
@@ -1931,19 +1816,14 @@ void sk_init(xsc)
ifp->if_flags &= ~IFF_OACTIVE;
splx(s);
-
- return;
}
-void sk_stop(sc_if)
- struct sk_if_softc *sc_if;
+void
+sk_stop(struct sk_if_softc *sc_if)
{
+ struct sk_softc *sc = sc_if->sk_softc;
+ struct ifnet *ifp = &sc_if->arpcom.ac_if;
int i;
- struct sk_softc *sc;
- struct ifnet *ifp;
-
- sc = sc_if->sk_softc;
- ifp = &sc_if->arpcom.ac_if;
timeout_del(&sc_if->sk_tick_ch);
@@ -2002,8 +1882,6 @@ void sk_stop(sc_if)
}
ifp->if_flags &= ~(IFF_RUNNING|IFF_OACTIVE);
-
- return;
}
struct cfattach skc_ca = {
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-23 15:15:16 +0000