mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-24 11:29:10 +00:00
404 lines
11 KiB
C
404 lines
11 KiB
C
/*-
|
|
* Copyright (c) 1999 FreeBSD(98) Porting Team.
|
|
* 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 as
|
|
* the first lines of this file unmodified.
|
|
* 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 AUTHORS ``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 AUTHORS 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.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#include "opt_syscons.h"
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/malloc.h>
|
|
#include <sys/consio.h>
|
|
#include <sys/fbio.h>
|
|
|
|
#include <machine/md_var.h>
|
|
|
|
#include <dev/fb/fbreg.h>
|
|
#include <dev/syscons/syscons.h>
|
|
|
|
#define ATTR_OFFSET_FB 0x2000
|
|
#define attr_offset(vtb) ((vtb)->vtb_size*sizeof(u_int16_t))
|
|
|
|
#define vtb_pointer(vtb, at) \
|
|
((vtb)->vtb_buffer + sizeof(u_int16_t)*(at))
|
|
|
|
#define vtb_wrap(vtb, at, offset) \
|
|
(((at) + (offset) + (vtb)->vtb_size)%(vtb)->vtb_size)
|
|
|
|
static u_int8_t ibmpc_to_pc98[256] = {
|
|
0x01, 0x21, 0x81, 0xa1, 0x41, 0x61, 0xc1, 0xe1,
|
|
0x09, 0x29, 0x89, 0xa9, 0x49, 0x69, 0xc9, 0xe9,
|
|
0x25, 0x25, 0x25, 0x25, 0x25, 0x25, 0x25, 0x25,
|
|
0x25, 0x25, 0x25, 0x25, 0x25, 0x25, 0x25, 0x25,
|
|
0x85, 0x85, 0x85, 0x85, 0x85, 0x85, 0x85, 0x85,
|
|
0x85, 0x85, 0x85, 0x85, 0x85, 0x85, 0x85, 0x85,
|
|
0xa5, 0xa5, 0xa5, 0xa5, 0xa5, 0xa5, 0xa5, 0xa5,
|
|
0xa5, 0xa5, 0xa5, 0xa5, 0xa5, 0xa5, 0xa5, 0xa5,
|
|
0x45, 0x45, 0x45, 0x45, 0x45, 0x45, 0x45, 0x45,
|
|
0x45, 0x45, 0x45, 0x45, 0x45, 0x45, 0x45, 0x45,
|
|
0x65, 0x65, 0x65, 0x65, 0x65, 0x65, 0x65, 0x65,
|
|
0x65, 0x65, 0x65, 0x65, 0x65, 0x65, 0x65, 0x65,
|
|
0xc5, 0xc5, 0xc5, 0xc5, 0xc5, 0xc5, 0xc5, 0xc5,
|
|
0xc5, 0xc5, 0xc5, 0xc5, 0xc5, 0xc5, 0xc5, 0xc5,
|
|
0xe5, 0xe5, 0xe5, 0xe5, 0xe5, 0xe5, 0xe5, 0xe5,
|
|
0xe5, 0xe5, 0xe5, 0xe5, 0xe5, 0xe5, 0xe5, 0xe5,
|
|
|
|
0x03, 0x23, 0x83, 0xa3, 0x43, 0x63, 0xc3, 0xe3,
|
|
0x0b, 0x2b, 0x8b, 0xab, 0x4b, 0x6b, 0xcb, 0xeb,
|
|
0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f,
|
|
0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f,
|
|
0x8f, 0x8f, 0x8f, 0x8f, 0x8f, 0x8f, 0x8f, 0x8f,
|
|
0x8f, 0x8f, 0x8f, 0x8f, 0x8f, 0x8f, 0x8f, 0x8f,
|
|
0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf,
|
|
0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf,
|
|
0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f,
|
|
0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f,
|
|
0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x6f,
|
|
0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x6f,
|
|
0xcf, 0xcf, 0xcf, 0xcf, 0xcf, 0xcf, 0xcf, 0xcf,
|
|
0xcf, 0xcf, 0xcf, 0xcf, 0xcf, 0xcf, 0xcf, 0xcf,
|
|
0xef, 0xef, 0xef, 0xef, 0xef, 0xef, 0xef, 0xef,
|
|
0xef, 0xef, 0xef, 0xef, 0xef, 0xef, 0xef, 0xef,
|
|
};
|
|
#if 0
|
|
#define at2pc98(attr) ((attr) | ibmpc_to_pc98[(unsigned)(attr) >> 8])
|
|
#else
|
|
#define at2pc98(attr) ibmpc_to_pc98[(unsigned)(attr) >> 8]
|
|
#endif
|
|
|
|
void
|
|
sc_vtb_init(sc_vtb_t *vtb, int type, int cols, int rows, void *buf, int wait)
|
|
{
|
|
vtb->vtb_flags = 0;
|
|
vtb->vtb_type = type;
|
|
vtb->vtb_cols = cols;
|
|
vtb->vtb_rows = rows;
|
|
vtb->vtb_size = cols*rows;
|
|
vtb->vtb_buffer = NULL;
|
|
vtb->vtb_tail = 0;
|
|
|
|
switch (type) {
|
|
case VTB_MEMORY:
|
|
case VTB_RINGBUFFER:
|
|
if ((buf == NULL) && (cols*rows != 0)) {
|
|
vtb->vtb_buffer =
|
|
(vm_offset_t)malloc(cols*rows*sizeof(u_int16_t)*2,
|
|
M_DEVBUF,
|
|
((wait) ? M_WAITOK : M_NOWAIT) | M_ZERO);
|
|
if (vtb->vtb_buffer != NULL) {
|
|
vtb->vtb_flags |= VTB_ALLOCED;
|
|
}
|
|
} else {
|
|
vtb->vtb_buffer = (vm_offset_t)buf;
|
|
}
|
|
vtb->vtb_flags |= VTB_VALID;
|
|
break;
|
|
case VTB_FRAMEBUFFER:
|
|
vtb->vtb_buffer = (vm_offset_t)buf;
|
|
vtb->vtb_flags |= VTB_VALID;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
void
|
|
sc_vtb_destroy(sc_vtb_t *vtb)
|
|
{
|
|
vm_offset_t p;
|
|
|
|
vtb->vtb_cols = 0;
|
|
vtb->vtb_rows = 0;
|
|
vtb->vtb_size = 0;
|
|
vtb->vtb_tail = 0;
|
|
|
|
p = vtb->vtb_buffer;
|
|
vtb->vtb_buffer = NULL;
|
|
switch (vtb->vtb_type) {
|
|
case VTB_MEMORY:
|
|
case VTB_RINGBUFFER:
|
|
if ((vtb->vtb_flags & VTB_ALLOCED) && (p != NULL))
|
|
free((void *)p, M_DEVBUF);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
vtb->vtb_flags = 0;
|
|
vtb->vtb_type = VTB_INVALID;
|
|
}
|
|
|
|
size_t
|
|
sc_vtb_size(int cols, int rows)
|
|
{
|
|
return (size_t)(cols*rows*sizeof(u_int16_t)*2);
|
|
}
|
|
|
|
int
|
|
sc_vtb_getc(sc_vtb_t *vtb, int at)
|
|
{
|
|
vm_offset_t p = vtb_pointer(vtb, at);
|
|
|
|
if (vtb->vtb_type == VTB_FRAMEBUFFER)
|
|
return (readw(p) & 0x00ff);
|
|
else
|
|
return (*(u_int16_t *)p & 0x00ff);
|
|
}
|
|
|
|
int
|
|
sc_vtb_geta(sc_vtb_t *vtb, int at)
|
|
{
|
|
vm_offset_t p = vtb_pointer(vtb, at);
|
|
|
|
if (vtb->vtb_type == VTB_FRAMEBUFFER)
|
|
return (readw(p + ATTR_OFFSET_FB) & 0x00ff);
|
|
else
|
|
return (*(u_int16_t *)(p + attr_offset(vtb)) & 0x00ff);
|
|
}
|
|
|
|
__inline static void
|
|
vtb_putc(sc_vtb_t *vtb, vm_offset_t p, int c, int a)
|
|
{
|
|
if (vtb->vtb_type == VTB_FRAMEBUFFER) {
|
|
writew(p, c);
|
|
writew(p + ATTR_OFFSET_FB, at2pc98(a));
|
|
} else {
|
|
*(u_int16_t *)p = c;
|
|
*(u_int16_t *)(p + attr_offset(vtb)) = at2pc98(a);
|
|
}
|
|
}
|
|
|
|
void
|
|
sc_vtb_putc(sc_vtb_t *vtb, int at, int c, int a)
|
|
{
|
|
vtb_putc(vtb, vtb_pointer(vtb, at), c, a);
|
|
}
|
|
|
|
vm_offset_t
|
|
sc_vtb_putchar(sc_vtb_t *vtb, vm_offset_t p, int c, int a)
|
|
{
|
|
vtb_putc(vtb, p, c, a);
|
|
return (p + sizeof(u_int16_t));
|
|
}
|
|
|
|
vm_offset_t
|
|
sc_vtb_pointer(sc_vtb_t *vtb, int at)
|
|
{
|
|
return (vtb_pointer(vtb, at));
|
|
}
|
|
|
|
int
|
|
sc_vtb_pos(sc_vtb_t *vtb, int pos, int offset)
|
|
{
|
|
return ((pos + offset + vtb->vtb_size)%vtb->vtb_size);
|
|
}
|
|
|
|
void
|
|
sc_vtb_clear(sc_vtb_t *vtb, int c, int attr)
|
|
{
|
|
vm_offset_t p = vtb_pointer(vtb, 0);
|
|
|
|
if (vtb->vtb_type == VTB_FRAMEBUFFER) {
|
|
fillw_io(c, p, vtb->vtb_size);
|
|
fillw_io(at2pc98(attr), p + ATTR_OFFSET_FB, vtb->vtb_size);
|
|
} else {
|
|
fillw(c, (void *)p, vtb->vtb_size);
|
|
fillw(at2pc98(attr), (void *)(p + attr_offset(vtb)),
|
|
vtb->vtb_size);
|
|
}
|
|
}
|
|
|
|
void
|
|
sc_vtb_copy(sc_vtb_t *vtb1, int from, sc_vtb_t *vtb2, int to, int count)
|
|
{
|
|
vm_offset_t p1, p2;
|
|
|
|
p1 = vtb_pointer(vtb1, from);
|
|
p2 = vtb_pointer(vtb2, to);
|
|
if (vtb2->vtb_type == VTB_FRAMEBUFFER) {
|
|
bcopy_toio(p1, p2, count*sizeof(u_int16_t));
|
|
bcopy_toio(p1 + attr_offset(vtb1),
|
|
p2 + ATTR_OFFSET_FB,
|
|
count*sizeof(u_int16_t));
|
|
} else if (vtb1->vtb_type == VTB_FRAMEBUFFER) {
|
|
bcopy_fromio(p1, p2, count*sizeof(u_int16_t));
|
|
bcopy_fromio(p1 + ATTR_OFFSET_FB,
|
|
p2 + attr_offset(vtb2),
|
|
count*sizeof(u_int16_t));
|
|
} else {
|
|
bcopy((void *)p1, (void *)p2, count*sizeof(u_int16_t));
|
|
bcopy((void *)(p1 + attr_offset(vtb1)),
|
|
(void *)(p2 + attr_offset(vtb2)),
|
|
count*sizeof(u_int16_t));
|
|
}
|
|
}
|
|
|
|
void
|
|
sc_vtb_append(sc_vtb_t *vtb1, int from, sc_vtb_t *vtb2, int count)
|
|
{
|
|
int len;
|
|
vm_offset_t p1, p2;
|
|
|
|
if (vtb2->vtb_type != VTB_RINGBUFFER)
|
|
return;
|
|
|
|
while (count > 0) {
|
|
p1 = vtb_pointer(vtb1, from);
|
|
p2 = vtb_pointer(vtb2, vtb2->vtb_tail);
|
|
len = imin(count, vtb2->vtb_size - vtb2->vtb_tail);
|
|
if (vtb1->vtb_type == VTB_FRAMEBUFFER) {
|
|
bcopy_fromio(p1, p2, len*sizeof(u_int16_t));
|
|
bcopy_fromio(p1 + ATTR_OFFSET_FB,
|
|
p2 + attr_offset(vtb2),
|
|
len*sizeof(u_int16_t));
|
|
} else {
|
|
bcopy((void *)p1, (void *)p2, len*sizeof(u_int16_t));
|
|
bcopy((void *)(p1 + attr_offset(vtb1)),
|
|
(void *)(p2 + attr_offset(vtb2)),
|
|
len*sizeof(u_int16_t));
|
|
}
|
|
from += len;
|
|
count -= len;
|
|
vtb2->vtb_tail = vtb_wrap(vtb2, vtb2->vtb_tail, len);
|
|
}
|
|
}
|
|
|
|
void
|
|
sc_vtb_seek(sc_vtb_t *vtb, int pos)
|
|
{
|
|
vtb->vtb_tail = pos%vtb->vtb_size;
|
|
}
|
|
|
|
void
|
|
sc_vtb_erase(sc_vtb_t *vtb, int at, int count, int c, int attr)
|
|
{
|
|
vm_offset_t p;
|
|
|
|
if (at + count > vtb->vtb_size)
|
|
count = vtb->vtb_size - at;
|
|
p = vtb_pointer(vtb, at);
|
|
if (vtb->vtb_type == VTB_FRAMEBUFFER) {
|
|
fillw_io(c, p, count);
|
|
fillw_io(at2pc98(attr), p + ATTR_OFFSET_FB, count);
|
|
} else {
|
|
fillw(c, (void *)p, count);
|
|
fillw(at2pc98(attr), (void *)(p + attr_offset(vtb)), count);
|
|
}
|
|
}
|
|
|
|
void
|
|
sc_vtb_move(sc_vtb_t *vtb, int from, int to, int count)
|
|
{
|
|
vm_offset_t p1, p2;
|
|
|
|
if (from + count > vtb->vtb_size)
|
|
count = vtb->vtb_size - from;
|
|
if (to + count > vtb->vtb_size)
|
|
count = vtb->vtb_size - to;
|
|
if (count <= 0)
|
|
return;
|
|
|
|
p1 = vtb_pointer(vtb, from);
|
|
p2 = vtb_pointer(vtb, to);
|
|
if (vtb->vtb_type == VTB_FRAMEBUFFER) {
|
|
bcopy_io(p1, p2, count*sizeof(u_int16_t));
|
|
bcopy_io(p1 + ATTR_OFFSET_FB,
|
|
p2 + ATTR_OFFSET_FB, count*sizeof(u_int16_t));
|
|
} else {
|
|
bcopy((void *)p1, (void *)p2, count*sizeof(u_int16_t));
|
|
bcopy((void *)(p1 + attr_offset(vtb)),
|
|
(void *)(p2 + attr_offset(vtb)), count*sizeof(u_int16_t));
|
|
}
|
|
}
|
|
|
|
void
|
|
sc_vtb_delete(sc_vtb_t *vtb, int at, int count, int c, int attr)
|
|
{
|
|
int len;
|
|
vm_offset_t p1, p2;
|
|
|
|
if (at + count > vtb->vtb_size)
|
|
count = vtb->vtb_size - at;
|
|
len = vtb->vtb_size - at - count;
|
|
if (len > 0) {
|
|
p1 = vtb_pointer(vtb, at + count);
|
|
p2 = vtb_pointer(vtb, at);
|
|
if (vtb->vtb_type == VTB_FRAMEBUFFER) {
|
|
bcopy_io(p1, p2, len*sizeof(u_int16_t));
|
|
bcopy_io(p1 + ATTR_OFFSET_FB,
|
|
p2 + ATTR_OFFSET_FB,
|
|
len*sizeof(u_int16_t));
|
|
} else {
|
|
bcopy((void *)p1, (void *)p2, len*sizeof(u_int16_t));
|
|
bcopy((void *)(p1 + attr_offset(vtb)),
|
|
(void *)(p2 + attr_offset(vtb)),
|
|
len*sizeof(u_int16_t));
|
|
}
|
|
}
|
|
p1 = vtb_pointer(vtb, at + len);
|
|
if (vtb->vtb_type == VTB_FRAMEBUFFER) {
|
|
fillw_io(c, p1, vtb->vtb_size - at - len);
|
|
fillw_io(at2pc98(attr), p1 + ATTR_OFFSET_FB,
|
|
vtb->vtb_size - at - len);
|
|
} else {
|
|
fillw(c, (void *)p1, vtb->vtb_size - at - len);
|
|
fillw(at2pc98(attr), (void *)(p1 + attr_offset(vtb)),
|
|
vtb->vtb_size - at - len);
|
|
}
|
|
}
|
|
|
|
void
|
|
sc_vtb_ins(sc_vtb_t *vtb, int at, int count, int c, int attr)
|
|
{
|
|
vm_offset_t p1, p2;
|
|
|
|
p1 = vtb_pointer(vtb, at);
|
|
if (at + count > vtb->vtb_size) {
|
|
count = vtb->vtb_size - at;
|
|
} else {
|
|
p2 = vtb_pointer(vtb, at + count);
|
|
if (vtb->vtb_type == VTB_FRAMEBUFFER) {
|
|
bcopy_io(p1, p2,
|
|
(vtb->vtb_size - at - count)*sizeof(u_int16_t));
|
|
bcopy_io(p1 + ATTR_OFFSET_FB,
|
|
p2 + ATTR_OFFSET_FB,
|
|
(vtb->vtb_size - at - count)*sizeof(u_int16_t));
|
|
} else {
|
|
bcopy((void *)p1, (void *)p2,
|
|
(vtb->vtb_size - at - count)*sizeof(u_int16_t));
|
|
bcopy((void *)(p1 + attr_offset(vtb)),
|
|
(void *)(p2 + attr_offset(vtb)),
|
|
(vtb->vtb_size - at - count)*sizeof(u_int16_t));
|
|
}
|
|
}
|
|
if (vtb->vtb_type == VTB_FRAMEBUFFER) {
|
|
fillw_io(c, p1, count);
|
|
fillw_io(at2pc98(attr), p1 + ATTR_OFFSET_FB, count);
|
|
} else {
|
|
fillw(c, (void *)p1, count);
|
|
fillw(at2pc98(attr), (void *)(p1 + attr_offset(vtb)), count);
|
|
}
|
|
}
|