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Diffstat (limited to 'sys/boot/i386/libi386/biospci.c')
-rw-r--r--sys/boot/i386/libi386/biospci.c294
1 files changed, 0 insertions, 294 deletions
diff --git a/sys/boot/i386/libi386/biospci.c b/sys/boot/i386/libi386/biospci.c
deleted file mode 100644
index 92f4fd28c2972..0000000000000
--- a/sys/boot/i386/libi386/biospci.c
+++ /dev/null
@@ -1,294 +0,0 @@
-/*-
- * Copyright (c) 1998 Michael Smith <msmith@freebsd.org>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $Id$
- */
-
-/*
- * PnP enumerator using the PCI BIOS.
- */
-
-#include <stand.h>
-#include <string.h>
-#include <machine/stdarg.h>
-#include <bootstrap.h>
-#include <isapnp.h>
-#include <btxv86.h>
-
-/*
- * Stupid PCI BIOS interface doesn't let you simply enumerate everything
- * that's there, instead you have to ask it if it has something.
- *
- * So we have to scan by class code, subclass code and sometimes programming
- * interface.
- */
-
-struct pci_progif
-{
- int pi_code;
- char *pi_name;
-};
-
-static struct pci_progif progif_null[] = {
- {0x0, NULL},
- {-1, NULL}
-};
-
-static struct pci_progif progif_display[] = {
- {0x0, "VGA"},
- {0x1, "8514"},
- {-1, NULL}
-};
-
-static struct pci_progif progif_ide[] = {
- {0x00, NULL},
- {0x01, NULL},
- {0x02, NULL},
- {0x03, NULL},
- {0x04, NULL},
- {0x05, NULL},
- {0x06, NULL},
- {0x07, NULL},
- {0x08, NULL},
- {0x09, NULL},
- {0x0a, NULL},
- {0x0b, NULL},
- {0x0c, NULL},
- {0x0d, NULL},
- {0x0e, NULL},
- {0x0f, NULL},
- {0x80, NULL},
- {0x81, NULL},
- {0x82, NULL},
- {0x83, NULL},
- {0x84, NULL},
- {0x85, NULL},
- {0x86, NULL},
- {0x87, NULL},
- {0x88, NULL},
- {0x89, NULL},
- {0x8a, NULL},
- {0x8b, NULL},
- {0x8c, NULL},
- {0x8d, NULL},
- {0x8e, NULL},
- {0x8f, NULL},
- {-1, NULL}
-};
-
-static struct pci_progif progif_serial[] = {
- {0x0, "8250"},
- {0x1, "16450"},
- {0x2, "16550"},
- {-1, NULL}
-};
-
-static struct pci_progif progif_parallel[] = {
- {0x0, "Standard"},
- {0x1, "Bidirectional"},
- {0x2, "ECP"},
- {-1, NULL}
-};
-
-
-struct pci_subclass
-{
- int ps_subclass;
- char *ps_name;
- struct pci_progif *ps_progif; /* if set, use for programming interface value(s) */
-};
-
-static struct pci_subclass subclass_old[] = {
- {0x0, "Old non-VGA", progif_null},
- {0x1, "Old VGA", progif_null},
- {-1, NULL, NULL}
-};
-
-static struct pci_subclass subclass_mass[] = {
- {0x0, "SCSI", progif_null},
- {0x1, "IDE", progif_ide},
- {0x2, "Floppy disk", progif_null},
- {0x3, "IPI", progif_null},
- {0x4, "RAID", progif_null},
- {0x80, "mass storage", progif_null},
- {-1, NULL, NULL}
-};
-
-static struct pci_subclass subclass_net[] = {
- {0x0, "Ethernet", progif_null},
- {0x1, "Token ring", progif_null},
- {0x2, "FDDI", progif_null},
- {0x3, "ATM", progif_null},
- {0x80, "network", progif_null},
- {-1, NULL, NULL}
-};
-
-static struct pci_subclass subclass_display[] = {
- {0x0, NULL, progif_display},
- {0x1, "XGA", progif_null},
- {0x80, "other", progif_null},
- {-1, NULL, NULL}
-};
-
-static struct pci_subclass subclass_comms[] = {
- {0x0, "serial", progif_serial},
- {0x1, "parallel", progif_parallel},
- {0x80, "communications", progif_null},
- {-1, NULL, NULL}
-};
-
-static struct pci_subclass subclass_serial[] = {
- {0x0, "Firewire", progif_null},
- {0x1, "ACCESS.bus", progif_null},
- {0x2, "SSA", progif_null},
- {0x3, "USB", progif_null},
- {0x4, "Fibrechannel", progif_null},
- {-1, NULL, NULL}
-};
-
-static struct pci_class
-{
- int pc_class;
- char *pc_name;
- struct pci_subclass *pc_subclass;
-} pci_classes[] = {
- {0x0, "device", subclass_old},
- {0x1, "controller", subclass_mass},
- {0x2, "controller", subclass_net},
- {0x3, "display", subclass_display},
- {0x7, "controller", subclass_comms},
- {0xc, "controller", subclass_serial},
- {-1, NULL, NULL}
-};
-
-
-static void biospci_enumerate(void);
-static void biospci_addinfo(int devid, struct pci_class *pc, struct pci_subclass *psc, struct pci_progif *ppi);
-
-static int biospci_version;
-static int biospci_hwcap;
-
-struct pnphandler biospcihandler =
-{
- "PCI BIOS",
- biospci_enumerate
-};
-
-static void
-biospci_enumerate(void)
-{
- int index, locator, devid;
- struct pci_class *pc;
- struct pci_subclass *psc;
- struct pci_progif *ppi;
-
- /* Find the PCI BIOS */
- v86.ctl = V86_FLAGS;
- v86.addr = 0x1a;
- v86.eax = 0xb101;
- v86.edi = 0x0;
- v86int();
-
- /* Check for OK response */
- if ((v86.efl & 1) || ((v86.eax & 0xff00) != 0) || (v86.edx != 0x20494350))
- return;
-
- biospci_version = v86.ebx & 0xffff;
- biospci_hwcap = v86.eax & 0xff;
-#if 0
- printf("PCI BIOS %d.%d%s%s\n",
- bcd2bin((biospci_version >> 8) & 0xf), bcd2bin(biospci_version & 0xf),
- (biospci_hwcap & 1) ? " config1" : "", (biospci_hwcap & 2) ? " config2" : "");
-#endif
- /* Iterate over known classes */
- for (pc = pci_classes; pc->pc_class >= 0; pc++) {
- /* Iterate over subclasses */
- for (psc = pc->pc_subclass; psc->ps_subclass >= 0; psc++) {
- /* Iterate over programming interfaces */
- for (ppi = psc->ps_progif; ppi->pi_code >= 0; ppi++) {
-
- /* Scan for matches */
- for (index = 0; ; index++) {
-
- /* Look for a match */
- v86.ctl = V86_FLAGS;
- v86.addr = 0x1a;
- v86.eax = 0xb103;
- v86.ecx = (pc->pc_class << 16) + (psc->ps_subclass << 8) + ppi->pi_code;
- v86.esi = index;
- v86int();
- /* error/end of matches */
- if ((v86.efl & 1) || (v86.eax & 0xff00))
- break;
-
- /* Got something */
- locator = v86.ebx;
-
- /* Read the device identifier from the nominated device */
- v86.ctl = V86_FLAGS;
- v86.addr = 0x1a;
- v86.eax = 0xb10a;
- v86.ebx = locator;
- v86.edi = 0x0;
- v86int();
- /* error */
- if ((v86.efl & 1) || (v86.eax & 0xff00))
- break;
-
- /* We have the device ID, create a PnP object and save everything */
- devid = v86.ecx;
- biospci_addinfo(devid, pc, psc, ppi);
- }
- }
- }
- }
-}
-
-static void
-biospci_addinfo(int devid, struct pci_class *pc, struct pci_subclass *psc, struct pci_progif *ppi)
-{
- struct pnpinfo *pi;
- char desc[80];
-
-
- /* build the description */
- desc[0] = 0;
- if (ppi->pi_name != NULL) {
- strcat(desc, ppi->pi_name);
- strcat(desc, " ");
- }
- if (psc->ps_name != NULL) {
- strcat(desc, psc->ps_name);
- strcat(desc, " ");
- }
- if (pc->pc_name != NULL)
- strcat(desc, pc->pc_name);
-
- pi = pnp_allocinfo();
- pi->pi_desc = strdup(desc);
- sprintf(desc,"0x%08x", devid);
- pnp_addident(pi, desc);
- pnp_addinfo(pi);
-}
generated by cgit v1.2.3 (git 2.25.1) at 2025-11-02 04:14:03 +0000