diff options
Diffstat (limited to 'sys/arch/hppa64/stand/libsa/dev_hppa64.c')
| -rw-r--r-- | sys/arch/hppa64/stand/libsa/dev_hppa64.c | 228 |
1 files changed, 228 insertions, 0 deletions
diff --git a/sys/arch/hppa64/stand/libsa/dev_hppa64.c b/sys/arch/hppa64/stand/libsa/dev_hppa64.c new file mode 100644 index 00000000000..75eb87528e4 --- /dev/null +++ b/sys/arch/hppa64/stand/libsa/dev_hppa64.c @@ -0,0 +1,228 @@ +/* $OpenBSD: dev_hppa64.c,v 1.1 2005/04/01 10:40:48 mickey Exp $ */ + +/* + * Copyright (c) 2005 Michael Shalayeff + * All rights reserved. + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN + * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT + * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include "libsa.h" +#include <sys/param.h> +#include <sys/disklabel.h> +#include <sys/reboot.h> +#include <dev/cons.h> + +#include <machine/iomod.h> + +#include "dev_hppa64.h" + +extern int debug; + +const char cdevs[][4] = { + "ite", "", "", "", "", "", "", "", + "", "", "", "", "" +}; +const int ncdevs = NENTS(cdevs); + +const struct pdc_devs { + char name[3]; + int dev_type; +} pdc_devs[] = { + { "dk", 0 }, + { "ct", 1 }, + { "lf", 2 }, + { "", -1 }, + { "rd", -1 }, + { "sw", -1 }, + { "fl", -1 }, +}; + +/* pass dev_t to the open routines */ +int +devopen(f, fname, file) + struct open_file *f; + const char *fname; + char **file; +{ + struct hppa_dev *hpd; + const struct pdc_devs *dp = pdc_devs; + int rc = 1; + + if (!(*file = strchr(fname, ':'))) + return ENODEV; + else + (*file)++; + +#ifdef DEBUGBUG + if (debug) + printf("devopen: "); +#endif + + for (dp = pdc_devs; dp < &pdc_devs[NENTS(pdc_devs)]; dp++) + if (!strncmp(fname, dp->name, sizeof(dp->name)-1)) + break; + + if (dp >= &pdc_devs[NENTS(pdc_devs)] || dp->dev_type < 0) + return ENODEV; +#ifdef DEBUGBUG + if (debug) + printf("%s\n", dp->name); +#endif + + if (!(hpd = alloc(sizeof *hpd))) { +#ifdef DEBUG + printf ("devopen: no mem\n"); +#endif + } else { + bzero(hpd, sizeof *hpd); + hpd->bootdev = bootdev; + hpd->buf = (char *)(((u_long)hpd->ua_buf + IODC_MINIOSIZ-1) & + ~(IODC_MINIOSIZ-1)); + f->f_devdata = hpd; + if ((rc = (*devsw[dp->dev_type].dv_open)(f, file)) == 0) { + f->f_dev = &devsw[dp->dev_type]; + return 0; + } + free (hpd, 0); + f->f_devdata = NULL; + } + + if (!(f->f_flags & F_NODEV)) + f->f_dev = &devsw[dp->dev_type]; + + if (!f->f_devdata) + *file = NULL; + + return rc; +} + +void +devboot(dev, p) + dev_t dev; + char *p; +{ + const char *q; + if (!dev) { + int type, unit; + + switch (PAGE0->mem_boot.pz_class) { + case PCL_RANDOM: + type = 0; + unit = PAGE0->mem_boot.pz_layers[0]; + break; + case PCL_SEQU: + type = 1; + unit = PAGE0->mem_boot.pz_layers[0]; + break; + case PCL_NET_MASK|PCL_SEQU: + type = 2; + unit = 0; + break; + default: + type = 0; + unit = 0; + break; + } + dev = bootdev = MAKEBOOTDEV(type, 0, 0, unit, B_PARTITION(dev)); + } +#ifdef _TEST + *p++ = '/'; + *p++ = 'd'; + *p++ = 'e'; + *p++ = 'v'; + *p++ = '/'; + *p++ = 'r'; +#endif + /* quick copy device name */ + for (q = pdc_devs[B_TYPE(dev)].name; (*p++ = *q++);); + p[-1] = '0' + B_UNIT(dev); + *p++ = 'a' + B_PARTITION(dev); + *p = '\0'; +} + +int pch_pos; + +void +putchar(c) + int c; +{ + switch(c) { + case '\177': /* DEL erases */ + cnputc('\b'); + cnputc(' '); + case '\b': + cnputc('\b'); + if (pch_pos) + pch_pos--; + break; + case '\t': + do + cnputc(' '); + while(++pch_pos % 8); + break; + case '\n': + case '\r': + cnputc(c); + pch_pos=0; + break; + default: + cnputc(c); + pch_pos++; + break; + } +} + +int +getchar() +{ + int c = cngetc(); + + if (c == '\r') + c = '\n'; + + if ((c < ' ' && c != '\n') || c == '\177') + return(c); + + putchar(c); + + return(c); +} + +char ttyname_buf[8]; +char * +ttyname(fd) + int fd; +{ + snprintf(ttyname_buf, sizeof ttyname_buf, "%s%d", + cdevs[major(cn_tab->cn_dev)], + minor(cn_tab->cn_dev)); + return (ttyname_buf); +} + +dev_t +ttydev(name) + char *name; +{ + int i, unit = -1; + char *no = name + strlen(name) - 1; + + while (no >= name && *no >= '0' && *no <= '9') + unit = (unit < 0 ? 0 : (unit * 10)) + *no-- - '0'; + if (no < name || unit < 0) + return (NODEV); + for (i = 0; i < ncdevs; i++) + if (strncmp(name, cdevs[i], no - name + 1) == 0) + return (makedev(i, unit)); + return (NODEV); +} |