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mirror of https://git.FreeBSD.org/src.git synced 2024-12-23 11:18:54 +00:00
freebsd/usr.sbin/lsdev/i386.c
1995-05-30 03:57:47 +00:00

221 lines
4.3 KiB
C

#include "lsdev.h"
#include <stdio.h>
#include <string.h>
#include <machine/vmparam.h>
static void print_isa(struct devconf *);
static void print_eisa(struct devconf *);
static void print_pci(struct devconf *);
static void print_scsi(struct devconf *);
static void print_disk(struct devconf *);
void
hprint_config(void)
{
printf("# This listing automatically generated by lsdev(1)\n");
}
void
print_config(struct devconf *dc)
{
if(vflag)
printf("%d: ", dc->dc_number);
switch(dc->dc_devtype) {
case MDDT_CPU:
printf("# CPU %s%d", dc->dc_name, dc->dc_unit);
break;
case MDDT_BUS:
printf("controller %s%d", dc->dc_name, dc->dc_unit);
break;
case MDDT_ISA:
if(dc->dc_datalen >= ISA_EXTERNALLEN) {
print_isa(dc);
} else {
printit:
printf("%s%d at %s%d",
dc->dc_name, dc->dc_unit, dc->dc_pname,
dc->dc_punit);
}
break;
case MDDT_EISA:
if(dc->dc_datalen >= EISA_EXTERNALLEN) {
print_eisa(dc);
} else {
goto printit;
}
break;
case MDDT_PCI:
if(dc->dc_datalen >= PCI_EXTERNAL_LEN) {
print_pci(dc);
} else {
goto printit;
}
break;
case MDDT_SCSI:
if(dc->dc_datalen >= SCSI_EXTERNALLEN) {
print_scsi(dc);
} else {
goto printit;
}
break;
case MDDT_DISK:
if(dc->dc_datalen >= DISK_EXTERNALLEN) {
print_disk(dc);
} else {
goto printit;
}
break;
default:
if(dc->dc_devtype >= NDEVTYPES) {
printf("%s%d (#%d) at %s%d",
dc->dc_name, dc->dc_unit, dc->dc_devtype,
dc->dc_pname, dc->dc_punit);
} else {
printf("%s%d (%s) at %s%d",
dc->dc_name, dc->dc_unit,
devtypes[dc->dc_devtype], dc->dc_pname,
dc->dc_punit);
}
break;
}
fputc('\n', stdout);
}
static void
print_isa(struct devconf *dc)
{
struct isa_device *id = (struct isa_device *)dc->dc_data;
printf("%s%d\tat isa?", dc->dc_name, dc->dc_unit);
if(dc->dc_md.mddc_imask[0]) {
printf(" %3.3s", dc->dc_md.mddc_imask);
}
if(vflag) {
printf(" (id %d)", id->id_id);
}
if(id->id_iobase) {
if(id->id_iobase < 0) {
printf(" port ?");
} else {
printf(" port 0x%x", id->id_iobase);
}
}
if(id->id_irq) {
int bit = ffs(id->id_irq) - 1;
if(id->id_irq & ~(1 << bit)) {
printf(" irq ?");
} else {
printf(" irq %d", bit);
}
}
if(id->id_drq >= 0) {
printf(" drq %d", id->id_drq);
}
if(id->id_maddr) {
if((unsigned long)id->id_maddr == ~0UL) {
printf(" iomem ?");
} else {
printf(" iomem 0x%lx",
(unsigned long)id->id_maddr & ~KERNBASE);
}
}
if(id->id_msize) {
if(id->id_msize < 0) {
printf(" iosiz ?", id->id_msize);
} else {
printf(" iosiz %d", id->id_msize);
}
}
if(id->id_flags) {
printf(" flags 0x%x", id->id_flags);
}
}
static void
print_eisa(struct devconf *dc)
{
int *slotp = (int *)&dc->dc_data[ISA_EXTERNALLEN];
print_isa(dc);
if(vflag) {
printf(" (slot %d)", *slotp);
}
}
static void
print_pci(struct devconf *dc)
{
/*
** PCI is capable of true autoconfiguration.
** The pci_device structure isn't required at all.
**
** You can retrieve the configuration info
** from the configuration space.
*/
struct pci_externalize_buffer *pd =
(struct pci_externalize_buffer *)dc->dc_data;
u_long data, pin, line;
printf("%s%d\tat pci%d:%d",
dc->dc_name, dc->dc_unit,
pd->peb_pci_info.pi_bus,
pd->peb_pci_info.pi_device);
/*
** For now we show only the interrupt configuration,
** because this may collide with other parts of the
** configuration.
*/
data = pd->peb_config[PCI_INTERRUPT_REG / 4];
pin = PCI_INTERRUPT_PIN_EXTRACT (data);
line = PCI_INTERRUPT_LINE_EXTRACT (data);
/*
** You may of course display all the configuration registers.
** Hint: The #defines are in <i386/pci/pcireg.h>
*/
if (pin) printf (" # int %c irq %d", pin + ('a'-1), line);
}
static void
print_scsi(struct devconf *dc)
{
struct scsi_link *sl = (struct scsi_link *)dc->dc_data;
printf("%s%d at SCSI bus %d:%d:%d",
dc->dc_name, dc->dc_unit, sl->scsibus, sl->target,
sl->lun);
if(vflag) {
if(sl->flags & SDEV_MEDIA_LOADED)
printf(" (ready)");
if(sl->flags & SDEV_OPEN)
printf(" (open)");
if(sl->flags & SDEV_BOUNCE)
printf(" (bounce)");
}
}
static void
print_disk(struct devconf *dc)
{
int *slavep = (int *)dc->dc_data;
printf("%s%d at %s%d drive %d",
dc->dc_name, dc->dc_unit, dc->dc_pname, dc->dc_punit, *slavep);
}