mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-07 09:20:11 +00:00
Add smc37c935 chipset support and clean up the code which tries to
allocate a short port range in some alpha configurations. Submitted by: "Andrew M. Miklic" <miklic@udlkern.fc.hp.com>, Mark Abene <phiber@radicalmedia.com>
This commit is contained in:
Doug Rabson
parent
b0fe2da816
commit
6a5be8627c
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=63403
@ -112,7 +112,8 @@ static driver_t ppc_driver = {
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static char *ppc_models[] = {
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"SMC-like", "SMC FDC37C665GT", "SMC FDC37C666GT", "PC87332", "PC87306",
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"82091AA", "Generic", "W83877F", "W83877AF", "Winbond", "PC87334", 0
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"82091AA", "Generic", "W83877F", "W83877AF", "Winbond", "PC87334",
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"SMC FDC37C935", 0
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};
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/* list of available modes */
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@ -882,6 +883,91 @@ ppc_smc37c66xgt_detect(struct ppc_data *ppc, int chipset_mode)
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return (chipset_mode);
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}
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/*
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* SMC FDC37C935 configuration
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* Found on many Alpha machines
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*/
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static int
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ppc_smc37c935_detect(struct ppc_data *ppc, int chipset_mode)
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{
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int s;
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int type = -1;
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s = splhigh();
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outb(SMC935_CFG, 0x55); /* enter config mode */
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outb(SMC935_CFG, 0x55);
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splx(s);
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outb(SMC935_IND, SMC935_ID); /* check device id */
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if (inb(SMC935_DAT) == 0x2)
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type = SMC_37C935;
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if (type == -1) {
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outb(SMC935_CFG, 0xaa); /* exit config mode */
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return (-1);
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}
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ppc->ppc_model = type;
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outb(SMC935_IND, SMC935_LOGDEV); /* select parallel port, */
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outb(SMC935_DAT, 3); /* which is logical device 3 */
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/* set io port base */
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outb(SMC935_IND, SMC935_PORTHI);
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outb(SMC935_DAT, (u_char)((ppc->ppc_base & 0xff00) >> 8));
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outb(SMC935_IND, SMC935_PORTLO);
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outb(SMC935_DAT, (u_char)(ppc->ppc_base & 0xff));
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if (!chipset_mode)
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ppc->ppc_avm = PPB_COMPATIBLE; /* default mode */
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else {
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ppc->ppc_avm = chipset_mode;
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outb(SMC935_IND, SMC935_PPMODE);
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outb(SMC935_DAT, SMC935_CENT); /* start in compatible mode */
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/* SPP + EPP or just plain SPP */
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if (chipset_mode & (PPB_SPP)) {
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if (chipset_mode & PPB_EPP) {
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if (ppc->ppc_epp == EPP_1_9) {
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outb(SMC935_IND, SMC935_PPMODE);
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outb(SMC935_DAT, SMC935_EPP19SPP);
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}
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if (ppc->ppc_epp == EPP_1_7) {
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outb(SMC935_IND, SMC935_PPMODE);
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outb(SMC935_DAT, SMC935_EPP17SPP);
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}
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} else {
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outb(SMC935_IND, SMC935_PPMODE);
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outb(SMC935_DAT, SMC935_SPP);
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}
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}
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/* ECP + EPP or just plain ECP */
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if (chipset_mode & PPB_ECP) {
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if (chipset_mode & PPB_EPP) {
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if (ppc->ppc_epp == EPP_1_9) {
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outb(SMC935_IND, SMC935_PPMODE);
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outb(SMC935_DAT, SMC935_ECPEPP19);
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}
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if (ppc->ppc_epp == EPP_1_7) {
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outb(SMC935_IND, SMC935_PPMODE);
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outb(SMC935_DAT, SMC935_ECPEPP17);
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}
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} else {
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outb(SMC935_IND, SMC935_PPMODE);
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outb(SMC935_DAT, SMC935_ECP);
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}
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}
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}
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outb(SMC935_CFG, 0xaa); /* exit config mode */
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ppc->ppc_type = PPC_TYPE_SMCLIKE;
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ppc_smclike_setmode(ppc, chipset_mode);
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return (chipset_mode);
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}
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/*
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* Winbond W83877F stuff
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*
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@ -1162,6 +1248,7 @@ ppc_detect(struct ppc_data *ppc, int chipset_mode) {
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ppc_pc873xx_detect,
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ppc_smc37c66xgt_detect,
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ppc_w83877f_detect,
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ppc_smc37c935_detect,
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ppc_generic_detect,
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NULL
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};
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@ -1744,7 +1831,8 @@ ppc_probe(device_t dev)
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device_printf(dev, "parallel port not found.\n");
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return ENXIO;
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}
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bus_set_resource(dev, SYS_RES_IOPORT, 0, port, IO_LPTSIZE);
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bus_set_resource(dev, SYS_RES_IOPORT, 0, port,
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IO_LPTSIZE_EXTENDED);
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}
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#endif
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#ifdef __alpha__
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@ -1752,42 +1840,34 @@ ppc_probe(device_t dev)
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* There isn't a bios list on alpha. Put it in the usual place.
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*/
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if (error) {
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bus_set_resource(dev, SYS_RES_IOPORT, 0, 0x3bc, IO_LPTSIZE);
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bus_set_resource(dev, SYS_RES_IOPORT, 0, 0x3bc,
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IO_LPTSIZE_NORMAL);
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}
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#endif
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/* IO port is mandatory */
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/* Try "extended" IO port range...*/
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ppc->res_ioport = bus_alloc_resource(dev, SYS_RES_IOPORT,
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&ppc->rid_ioport, 0, ~0,
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IO_LPTSIZE, RF_ACTIVE);
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if (ppc->res_ioport == 0) {
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device_printf(dev, "cannot reserve I/O port range\n");
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goto error;
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}
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/* Assume we support the extended IO range of some ppc chipsets...*/
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ppc->rid_extraio = 1;
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ppc->res_extraio =
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bus_alloc_resource(dev,
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SYS_RES_IOPORT,
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&ppc->rid_extraio,
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0,
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~0,
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IO_LPTSIZE,
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RF_ACTIVE);
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/* If we cannot reserve the extra ports for the extended IO range,
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indicate this with a non-threatening message (this is not an error,
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so don't treat it as such)... */
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if (ppc->res_extraio == 0) {
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ppc->rid_extraio = 0;
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IO_LPTSIZE_EXTENDED, RF_ACTIVE);
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if (ppc->res_ioport != 0) {
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if (bootverbose)
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device_printf(dev,
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"This ppc chipset does not support the extended I/O port range...no problem\n");
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device_printf(dev, "using extended I/O port range\n");
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} else {
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/* Failed? If so, then try the "normal" IO port range... */
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ppc->res_ioport = bus_alloc_resource(dev, SYS_RES_IOPORT,
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&ppc->rid_ioport, 0, ~0,
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IO_LPTSIZE_NORMAL,
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RF_ACTIVE);
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if (ppc->res_ioport != 0) {
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if (bootverbose)
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device_printf(dev, "using normal I/O port range\n");
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} else {
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device_printf(dev, "cannot reserve I/O port range\n");
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goto error;
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}
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}
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ppc->ppc_base = rman_get_start(ppc->res_ioport);
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@ -43,6 +43,7 @@
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#define WINB_W83877AF 8
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#define WINB_UNKNOWN 9
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#define NS_PC87334 10
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#define SMC_37C935 11
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/*
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* Parallel Port Chipset Type. SMC versus GENERIC (others)
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@ -100,8 +101,8 @@ struct ppc_data {
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device_t ppbus; /* parallel port chipset corresponding ppbus */
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int rid_irq, rid_drq, rid_ioport, rid_extraio;
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struct resource *res_irq, *res_drq, *res_ioport, *res_extraio;
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int rid_irq, rid_drq, rid_ioport;
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struct resource *res_irq, *res_drq, *res_ioport;
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void *intr_cookie;
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@ -205,6 +206,32 @@ struct ppc_data {
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#define SMC_ECP 0x2 /* ECP */
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#define SMC_ECPEPP 0x3 /* ECP and EPP */
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/*
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* Register defines for the SMC FDC37C935 parts
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*/
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/* Configuration ports */
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#define SMC935_CFG 0x370
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#define SMC935_IND 0x370
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#define SMC935_DAT 0x371
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/* Registers */
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#define SMC935_LOGDEV 0x7
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#define SMC935_ID 0x20
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#define SMC935_PORTHI 0x60
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#define SMC935_PORTLO 0x61
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#define SMC935_PPMODE 0xf0
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/* Parallel port modes */
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#define SMC935_SPP 0x38 + 0
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#define SMC935_EPP19SPP 0x38 + 1
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#define SMC935_ECP 0x38 + 2
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#define SMC935_ECPEPP19 0x38 + 3
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#define SMC935_CENT 0x38 + 4
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#define SMC935_EPP17SPP 0x38 + 5
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#define SMC935_UNUSED 0x38 + 6
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#define SMC935_ECPEPP17 0x38 + 7
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/*
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* Register defines for the Winbond W83877F parts
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*/
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@ -164,7 +164,8 @@
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the additional 4 can be used by the specific chipset is now done in the ppc
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code by ppc_probe()... */
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#define IO_LPTSIZE 4 /* LPT controllers, Alpha only uses 4 */
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#define IO_LPTSIZE_EXTENDED 8 /* "Extended" LPT controllers */
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#define IO_LPTSIZE_NORMAL 4 /* "Normal" LPT controllers */
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#define IO_MDASIZE 12 /* Monochrome display controllers */
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#define IO_NPXSIZE 16 /* 80387/80487 NPX registers */
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140
sys/isa/ppc.c
140
sys/isa/ppc.c
@ -112,7 +112,8 @@ static driver_t ppc_driver = {
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static char *ppc_models[] = {
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"SMC-like", "SMC FDC37C665GT", "SMC FDC37C666GT", "PC87332", "PC87306",
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"82091AA", "Generic", "W83877F", "W83877AF", "Winbond", "PC87334", 0
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"82091AA", "Generic", "W83877F", "W83877AF", "Winbond", "PC87334",
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"SMC FDC37C935", 0
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};
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/* list of available modes */
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@ -882,6 +883,91 @@ ppc_smc37c66xgt_detect(struct ppc_data *ppc, int chipset_mode)
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return (chipset_mode);
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}
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/*
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* SMC FDC37C935 configuration
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* Found on many Alpha machines
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*/
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static int
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ppc_smc37c935_detect(struct ppc_data *ppc, int chipset_mode)
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{
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int s;
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int type = -1;
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s = splhigh();
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outb(SMC935_CFG, 0x55); /* enter config mode */
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outb(SMC935_CFG, 0x55);
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splx(s);
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outb(SMC935_IND, SMC935_ID); /* check device id */
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if (inb(SMC935_DAT) == 0x2)
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type = SMC_37C935;
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if (type == -1) {
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outb(SMC935_CFG, 0xaa); /* exit config mode */
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return (-1);
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}
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ppc->ppc_model = type;
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outb(SMC935_IND, SMC935_LOGDEV); /* select parallel port, */
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outb(SMC935_DAT, 3); /* which is logical device 3 */
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/* set io port base */
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outb(SMC935_IND, SMC935_PORTHI);
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outb(SMC935_DAT, (u_char)((ppc->ppc_base & 0xff00) >> 8));
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outb(SMC935_IND, SMC935_PORTLO);
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outb(SMC935_DAT, (u_char)(ppc->ppc_base & 0xff));
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if (!chipset_mode)
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ppc->ppc_avm = PPB_COMPATIBLE; /* default mode */
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else {
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ppc->ppc_avm = chipset_mode;
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outb(SMC935_IND, SMC935_PPMODE);
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outb(SMC935_DAT, SMC935_CENT); /* start in compatible mode */
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/* SPP + EPP or just plain SPP */
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if (chipset_mode & (PPB_SPP)) {
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if (chipset_mode & PPB_EPP) {
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if (ppc->ppc_epp == EPP_1_9) {
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outb(SMC935_IND, SMC935_PPMODE);
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outb(SMC935_DAT, SMC935_EPP19SPP);
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}
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if (ppc->ppc_epp == EPP_1_7) {
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outb(SMC935_IND, SMC935_PPMODE);
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outb(SMC935_DAT, SMC935_EPP17SPP);
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}
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} else {
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outb(SMC935_IND, SMC935_PPMODE);
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outb(SMC935_DAT, SMC935_SPP);
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}
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}
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/* ECP + EPP or just plain ECP */
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if (chipset_mode & PPB_ECP) {
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if (chipset_mode & PPB_EPP) {
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if (ppc->ppc_epp == EPP_1_9) {
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outb(SMC935_IND, SMC935_PPMODE);
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outb(SMC935_DAT, SMC935_ECPEPP19);
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}
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if (ppc->ppc_epp == EPP_1_7) {
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outb(SMC935_IND, SMC935_PPMODE);
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outb(SMC935_DAT, SMC935_ECPEPP17);
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}
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} else {
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outb(SMC935_IND, SMC935_PPMODE);
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outb(SMC935_DAT, SMC935_ECP);
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}
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}
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}
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outb(SMC935_CFG, 0xaa); /* exit config mode */
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ppc->ppc_type = PPC_TYPE_SMCLIKE;
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ppc_smclike_setmode(ppc, chipset_mode);
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return (chipset_mode);
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}
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/*
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* Winbond W83877F stuff
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*
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@ -1162,6 +1248,7 @@ ppc_detect(struct ppc_data *ppc, int chipset_mode) {
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ppc_pc873xx_detect,
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ppc_smc37c66xgt_detect,
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ppc_w83877f_detect,
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ppc_smc37c935_detect,
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ppc_generic_detect,
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NULL
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};
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@ -1744,7 +1831,8 @@ ppc_probe(device_t dev)
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device_printf(dev, "parallel port not found.\n");
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return ENXIO;
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}
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bus_set_resource(dev, SYS_RES_IOPORT, 0, port, IO_LPTSIZE);
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bus_set_resource(dev, SYS_RES_IOPORT, 0, port,
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IO_LPTSIZE_EXTENDED);
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}
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#endif
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#ifdef __alpha__
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@ -1752,42 +1840,34 @@ ppc_probe(device_t dev)
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* There isn't a bios list on alpha. Put it in the usual place.
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*/
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if (error) {
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bus_set_resource(dev, SYS_RES_IOPORT, 0, 0x3bc, IO_LPTSIZE);
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bus_set_resource(dev, SYS_RES_IOPORT, 0, 0x3bc,
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IO_LPTSIZE_NORMAL);
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}
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#endif
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/* IO port is mandatory */
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/* Try "extended" IO port range...*/
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ppc->res_ioport = bus_alloc_resource(dev, SYS_RES_IOPORT,
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&ppc->rid_ioport, 0, ~0,
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IO_LPTSIZE, RF_ACTIVE);
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if (ppc->res_ioport == 0) {
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device_printf(dev, "cannot reserve I/O port range\n");
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goto error;
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}
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/* Assume we support the extended IO range of some ppc chipsets...*/
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ppc->rid_extraio = 1;
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ppc->res_extraio =
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bus_alloc_resource(dev,
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SYS_RES_IOPORT,
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&ppc->rid_extraio,
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0,
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~0,
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IO_LPTSIZE,
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RF_ACTIVE);
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/* If we cannot reserve the extra ports for the extended IO range,
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indicate this with a non-threatening message (this is not an error,
|
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so don't treat it as such)... */
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if (ppc->res_extraio == 0) {
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ppc->rid_extraio = 0;
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IO_LPTSIZE_EXTENDED, RF_ACTIVE);
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if (ppc->res_ioport != 0) {
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if (bootverbose)
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device_printf(dev,
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"This ppc chipset does not support the extended I/O port range...no problem\n");
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device_printf(dev, "using extended I/O port range\n");
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} else {
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/* Failed? If so, then try the "normal" IO port range... */
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ppc->res_ioport = bus_alloc_resource(dev, SYS_RES_IOPORT,
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&ppc->rid_ioport, 0, ~0,
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IO_LPTSIZE_NORMAL,
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RF_ACTIVE);
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if (ppc->res_ioport != 0) {
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if (bootverbose)
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device_printf(dev, "using normal I/O port range\n");
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} else {
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device_printf(dev, "cannot reserve I/O port range\n");
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goto error;
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}
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}
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|
||||
ppc->ppc_base = rman_get_start(ppc->res_ioport);
|
||||
|
||||
@ -43,6 +43,7 @@
|
||||
#define WINB_W83877AF 8
|
||||
#define WINB_UNKNOWN 9
|
||||
#define NS_PC87334 10
|
||||
#define SMC_37C935 11
|
||||
|
||||
/*
|
||||
* Parallel Port Chipset Type. SMC versus GENERIC (others)
|
||||
@ -100,8 +101,8 @@ struct ppc_data {
|
||||
|
||||
device_t ppbus; /* parallel port chipset corresponding ppbus */
|
||||
|
||||
int rid_irq, rid_drq, rid_ioport, rid_extraio;
|
||||
struct resource *res_irq, *res_drq, *res_ioport, *res_extraio;
|
||||
int rid_irq, rid_drq, rid_ioport;
|
||||
struct resource *res_irq, *res_drq, *res_ioport;
|
||||
|
||||
void *intr_cookie;
|
||||
|
||||
@ -205,6 +206,32 @@ struct ppc_data {
|
||||
#define SMC_ECP 0x2 /* ECP */
|
||||
#define SMC_ECPEPP 0x3 /* ECP and EPP */
|
||||
|
||||
/*
|
||||
* Register defines for the SMC FDC37C935 parts
|
||||
*/
|
||||
|
||||
/* Configuration ports */
|
||||
#define SMC935_CFG 0x370
|
||||
#define SMC935_IND 0x370
|
||||
#define SMC935_DAT 0x371
|
||||
|
||||
/* Registers */
|
||||
#define SMC935_LOGDEV 0x7
|
||||
#define SMC935_ID 0x20
|
||||
#define SMC935_PORTHI 0x60
|
||||
#define SMC935_PORTLO 0x61
|
||||
#define SMC935_PPMODE 0xf0
|
||||
|
||||
/* Parallel port modes */
|
||||
#define SMC935_SPP 0x38 + 0
|
||||
#define SMC935_EPP19SPP 0x38 + 1
|
||||
#define SMC935_ECP 0x38 + 2
|
||||
#define SMC935_ECPEPP19 0x38 + 3
|
||||
#define SMC935_CENT 0x38 + 4
|
||||
#define SMC935_EPP17SPP 0x38 + 5
|
||||
#define SMC935_UNUSED 0x38 + 6
|
||||
#define SMC935_ECPEPP17 0x38 + 7
|
||||
|
||||
/*
|
||||
* Register defines for the Winbond W83877F parts
|
||||
*/
|
||||
|
||||
Loading…
Reference in New Issue
Block a user