1
0
mirror of https://git.FreeBSD.org/src.git synced 2024-12-01 08:27:59 +00:00

Speed up console driver.

Submitted by:	chi@bd.mbn.or.jp (Chiharu Shibata)
This commit is contained in:
Yoshihiro Takahashi 2001-07-26 03:07:07 +00:00
parent 5179b63f5d
commit 28b975bf3d
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=80371
2 changed files with 290 additions and 296 deletions

View File

@ -39,54 +39,55 @@
#include <dev/fb/fbreg.h>
#include <dev/syscons/syscons.h>
#define ATTR_OFFSET 0x2000
#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_int16_t at2pc98(u_int16_t attr);
static vm_offset_t sc_vtb_attr_pointer(sc_vtb_t *vtb, int at);
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,
static u_int16_t
at2pc98(u_int16_t attr)
{
static u_char ibmpc_to_pc98[16] = {
0x01, 0x21, 0x81, 0xa1, 0x41, 0x61, 0xc1, 0xe1,
0x09, 0x29, 0x89, 0xa9, 0x49, 0x69, 0xc9, 0xe9
};
static u_char ibmpc_to_pc98rev[16] = {
0x05, 0x25, 0x85, 0xa5, 0x45, 0x65, 0xc5, 0xe5,
0x0d, 0x2d, 0x8d, 0xad, 0x4d, 0x6d, 0xcd, 0xed
};
u_char fg_at, bg_at;
u_int16_t at;
if (attr & 0x00FF)
return (attr);
fg_at = ((attr >> 8) & 0x0F);
bg_at = ((attr >> 12) & 0x0F);
if (bg_at) {
if (bg_at & 0x08) {
if (bg_at & 0x07) {
/* reverse & blink */
at = ibmpc_to_pc98rev[bg_at] | 0x02;
} else {
/* normal & blink */
at = ibmpc_to_pc98[fg_at] | 0x02;
}
} else {
/* reverse */
at = ibmpc_to_pc98rev[bg_at];
}
} else {
/* normal */
at = ibmpc_to_pc98[fg_at];
}
at |= attr;
return (at);
}
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)
@ -104,12 +105,10 @@ sc_vtb_init(sc_vtb_t *vtb, int type, int cols, int rows, void *buf, int wait)
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);
(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) {
bzero((void *)sc_vtb_pointer(vtb, 0),
cols*rows*sizeof(u_int16_t)*2);
vtb->vtb_flags |= VTB_ALLOCED;
}
} else {
@ -160,58 +159,54 @@ sc_vtb_size(int cols, int rows)
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(sc_vtb_pointer(vtb, at)) & 0x00ff);
return (readw(p) & 0x00ff);
else
return (*(u_int16_t *)sc_vtb_pointer(vtb, at) & 0x00ff);
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(sc_vtb_attr_pointer(vtb, at)) & 0x00ff);
return (readw(p + ATTR_OFFSET_FB) & 0x00ff);
else
return (*(u_int16_t *)sc_vtb_attr_pointer(vtb, at) & 0x00ff);
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)
{
if (vtb->vtb_type == VTB_FRAMEBUFFER) {
writew(sc_vtb_pointer(vtb, at), c);
writew(sc_vtb_attr_pointer(vtb, at), at2pc98(a));
} else {
*(u_int16_t *)sc_vtb_pointer(vtb, at) = c;
*(u_int16_t *)sc_vtb_attr_pointer(vtb, at) = at2pc98(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)
{
if (vtb->vtb_type == VTB_FRAMEBUFFER) {
writew(p, c);
writew(p + ATTR_OFFSET, at2pc98(a));
} else {
*(u_int16_t *)p = c;
*(u_int16_t *)(p + vtb->vtb_size*sizeof(u_int16_t)) = at2pc98(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->vtb_buffer + sizeof(u_int16_t)*(at));
}
static vm_offset_t
sc_vtb_attr_pointer(sc_vtb_t *vtb, int at)
{
return (vtb->vtb_buffer + sizeof(u_int16_t)*(at)
+ ((vtb->vtb_type == VTB_FRAMEBUFFER) ?
ATTR_OFFSET : vtb->vtb_size*sizeof(u_int16_t)));
return (vtb_pointer(vtb, at));
}
int
@ -223,38 +218,39 @@ sc_vtb_pos(sc_vtb_t *vtb, int pos, int offset)
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, sc_vtb_pointer(vtb, 0), vtb->vtb_size);
fillw_io(at2pc98(attr), sc_vtb_attr_pointer(vtb, 0), vtb->vtb_size);
fillw_io(c, p, vtb->vtb_size);
fillw_io(at2pc98(attr), p + ATTR_OFFSET_FB, vtb->vtb_size);
} else {
fillw(c, (void *)sc_vtb_pointer(vtb, 0), vtb->vtb_size);
fillw(at2pc98(attr), (void *)sc_vtb_attr_pointer(vtb, 0), vtb->vtb_size);
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(sc_vtb_pointer(vtb1, from),
sc_vtb_pointer(vtb2, to),
count*sizeof(u_int16_t));
bcopy_toio(sc_vtb_attr_pointer(vtb1, from),
sc_vtb_attr_pointer(vtb2, to),
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(sc_vtb_pointer(vtb1, from),
sc_vtb_pointer(vtb2, to),
count*sizeof(u_int16_t));
bcopy_fromio(sc_vtb_attr_pointer(vtb1, from),
sc_vtb_attr_pointer(vtb2, to),
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 *)sc_vtb_pointer(vtb1, from),
(void *)sc_vtb_pointer(vtb2, to),
count*sizeof(u_int16_t));
bcopy((void *)sc_vtb_attr_pointer(vtb1, from),
(void *)sc_vtb_attr_pointer(vtb2, to),
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));
}
}
@ -263,25 +259,24 @@ 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(sc_vtb_pointer(vtb1, from),
sc_vtb_pointer(vtb2, vtb2->vtb_tail),
len*sizeof(u_int16_t));
bcopy_fromio(sc_vtb_attr_pointer(vtb1, from),
sc_vtb_attr_pointer(vtb2, vtb2->vtb_tail),
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 *)sc_vtb_pointer(vtb1, from),
(void *)sc_vtb_pointer(vtb2, vtb2->vtb_tail),
len*sizeof(u_int16_t));
bcopy((void *)sc_vtb_attr_pointer(vtb1, from),
(void *)sc_vtb_attr_pointer(vtb2, vtb2->vtb_tail),
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;
@ -299,36 +294,42 @@ sc_vtb_seek(sc_vtb_t *vtb, int pos)
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, sc_vtb_pointer(vtb, at), count);
fillw_io(at2pc98(attr), sc_vtb_attr_pointer(vtb, at), count);
fillw_io(c, p, count);
fillw_io(at2pc98(attr), p + ATTR_OFFSET_FB, count);
} else {
fillw(c, (void *)sc_vtb_pointer(vtb, at), count);
fillw(at2pc98(attr), (void *)sc_vtb_attr_pointer(vtb, at), count);
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(sc_vtb_pointer(vtb, from),
sc_vtb_pointer(vtb, to), count*sizeof(u_int16_t));
bcopy_io(sc_vtb_attr_pointer(vtb, from),
sc_vtb_attr_pointer(vtb, to), count*sizeof(u_int16_t));
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 *)sc_vtb_pointer(vtb, from),
(void *)sc_vtb_pointer(vtb, to), count*sizeof(u_int16_t));
bcopy((void *)sc_vtb_attr_pointer(vtb, from),
(void *)sc_vtb_attr_pointer(vtb, to), count*sizeof(u_int16_t));
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));
}
}
@ -336,38 +337,34 @@ 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(sc_vtb_pointer(vtb, at + count),
sc_vtb_pointer(vtb, at),
len*sizeof(u_int16_t));
bcopy_io(sc_vtb_attr_pointer(vtb, at + count),
sc_vtb_attr_pointer(vtb, at),
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 *)sc_vtb_pointer(vtb, at + count),
(void *)sc_vtb_pointer(vtb, at),
len*sizeof(u_int16_t));
bcopy((void *)sc_vtb_attr_pointer(vtb, at + count),
(void *)sc_vtb_attr_pointer(vtb, at),
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, sc_vtb_pointer(vtb, at + len),
vtb->vtb_size - at - len);
fillw_io(at2pc98(attr),
sc_vtb_attr_pointer(vtb, at + len),
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 *)sc_vtb_pointer(vtb, at + len),
vtb->vtb_size - at - len);
fillw(at2pc98(attr),
(void *)sc_vtb_attr_pointer(vtb, at + len),
fillw(c, (void *)p1, vtb->vtb_size - at - len);
fillw(at2pc98(attr), (void *)(p1 + attr_offset(vtb)),
vtb->vtb_size - at - len);
}
}
@ -375,32 +372,32 @@ sc_vtb_delete(sc_vtb_t *vtb, int at, int count, int c, int attr)
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(sc_vtb_pointer(vtb, at),
sc_vtb_pointer(vtb, at + count),
bcopy_io(p1, p2,
(vtb->vtb_size - at - count)*sizeof(u_int16_t));
bcopy_io(sc_vtb_attr_pointer(vtb, at),
sc_vtb_attr_pointer(vtb, at + count),
bcopy_io(p1 + ATTR_OFFSET_FB,
p2 + ATTR_OFFSET_FB,
(vtb->vtb_size - at - count)*sizeof(u_int16_t));
} else {
bcopy((void *)sc_vtb_pointer(vtb, at),
(void *)sc_vtb_pointer(vtb, at + count),
bcopy((void *)p1, (void *)p2,
(vtb->vtb_size - at - count)*sizeof(u_int16_t));
bcopy((void *)sc_vtb_attr_pointer(vtb, at),
(void *)sc_vtb_attr_pointer(vtb, at + count),
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, sc_vtb_pointer(vtb, at), count);
fillw_io(at2pc98(attr),
sc_vtb_attr_pointer(vtb, at), count);
fillw_io(c, p1, count);
fillw_io(at2pc98(attr), p1 + ATTR_OFFSET_FB, count);
} else {
fillw(c, (void *)sc_vtb_pointer(vtb, at), count);
fillw(at2pc98(attr),
(void *)sc_vtb_attr_pointer(vtb, at), count);
fillw(c, (void *)p1, count);
fillw(at2pc98(attr), (void *)(p1 + attr_offset(vtb)), count);
}
}

View File

@ -39,54 +39,55 @@
#include <dev/fb/fbreg.h>
#include <dev/syscons/syscons.h>
#define ATTR_OFFSET 0x2000
#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_int16_t at2pc98(u_int16_t attr);
static vm_offset_t sc_vtb_attr_pointer(sc_vtb_t *vtb, int at);
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,
static u_int16_t
at2pc98(u_int16_t attr)
{
static u_char ibmpc_to_pc98[16] = {
0x01, 0x21, 0x81, 0xa1, 0x41, 0x61, 0xc1, 0xe1,
0x09, 0x29, 0x89, 0xa9, 0x49, 0x69, 0xc9, 0xe9
};
static u_char ibmpc_to_pc98rev[16] = {
0x05, 0x25, 0x85, 0xa5, 0x45, 0x65, 0xc5, 0xe5,
0x0d, 0x2d, 0x8d, 0xad, 0x4d, 0x6d, 0xcd, 0xed
};
u_char fg_at, bg_at;
u_int16_t at;
if (attr & 0x00FF)
return (attr);
fg_at = ((attr >> 8) & 0x0F);
bg_at = ((attr >> 12) & 0x0F);
if (bg_at) {
if (bg_at & 0x08) {
if (bg_at & 0x07) {
/* reverse & blink */
at = ibmpc_to_pc98rev[bg_at] | 0x02;
} else {
/* normal & blink */
at = ibmpc_to_pc98[fg_at] | 0x02;
}
} else {
/* reverse */
at = ibmpc_to_pc98rev[bg_at];
}
} else {
/* normal */
at = ibmpc_to_pc98[fg_at];
}
at |= attr;
return (at);
}
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)
@ -104,12 +105,10 @@ sc_vtb_init(sc_vtb_t *vtb, int type, int cols, int rows, void *buf, int wait)
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);
(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) {
bzero((void *)sc_vtb_pointer(vtb, 0),
cols*rows*sizeof(u_int16_t)*2);
vtb->vtb_flags |= VTB_ALLOCED;
}
} else {
@ -160,58 +159,54 @@ sc_vtb_size(int cols, int rows)
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(sc_vtb_pointer(vtb, at)) & 0x00ff);
return (readw(p) & 0x00ff);
else
return (*(u_int16_t *)sc_vtb_pointer(vtb, at) & 0x00ff);
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(sc_vtb_attr_pointer(vtb, at)) & 0x00ff);
return (readw(p + ATTR_OFFSET_FB) & 0x00ff);
else
return (*(u_int16_t *)sc_vtb_attr_pointer(vtb, at) & 0x00ff);
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)
{
if (vtb->vtb_type == VTB_FRAMEBUFFER) {
writew(sc_vtb_pointer(vtb, at), c);
writew(sc_vtb_attr_pointer(vtb, at), at2pc98(a));
} else {
*(u_int16_t *)sc_vtb_pointer(vtb, at) = c;
*(u_int16_t *)sc_vtb_attr_pointer(vtb, at) = at2pc98(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)
{
if (vtb->vtb_type == VTB_FRAMEBUFFER) {
writew(p, c);
writew(p + ATTR_OFFSET, at2pc98(a));
} else {
*(u_int16_t *)p = c;
*(u_int16_t *)(p + vtb->vtb_size*sizeof(u_int16_t)) = at2pc98(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->vtb_buffer + sizeof(u_int16_t)*(at));
}
static vm_offset_t
sc_vtb_attr_pointer(sc_vtb_t *vtb, int at)
{
return (vtb->vtb_buffer + sizeof(u_int16_t)*(at)
+ ((vtb->vtb_type == VTB_FRAMEBUFFER) ?
ATTR_OFFSET : vtb->vtb_size*sizeof(u_int16_t)));
return (vtb_pointer(vtb, at));
}
int
@ -223,38 +218,39 @@ sc_vtb_pos(sc_vtb_t *vtb, int pos, int offset)
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, sc_vtb_pointer(vtb, 0), vtb->vtb_size);
fillw_io(at2pc98(attr), sc_vtb_attr_pointer(vtb, 0), vtb->vtb_size);
fillw_io(c, p, vtb->vtb_size);
fillw_io(at2pc98(attr), p + ATTR_OFFSET_FB, vtb->vtb_size);
} else {
fillw(c, (void *)sc_vtb_pointer(vtb, 0), vtb->vtb_size);
fillw(at2pc98(attr), (void *)sc_vtb_attr_pointer(vtb, 0), vtb->vtb_size);
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(sc_vtb_pointer(vtb1, from),
sc_vtb_pointer(vtb2, to),
count*sizeof(u_int16_t));
bcopy_toio(sc_vtb_attr_pointer(vtb1, from),
sc_vtb_attr_pointer(vtb2, to),
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(sc_vtb_pointer(vtb1, from),
sc_vtb_pointer(vtb2, to),
count*sizeof(u_int16_t));
bcopy_fromio(sc_vtb_attr_pointer(vtb1, from),
sc_vtb_attr_pointer(vtb2, to),
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 *)sc_vtb_pointer(vtb1, from),
(void *)sc_vtb_pointer(vtb2, to),
count*sizeof(u_int16_t));
bcopy((void *)sc_vtb_attr_pointer(vtb1, from),
(void *)sc_vtb_attr_pointer(vtb2, to),
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));
}
}
@ -263,25 +259,24 @@ 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(sc_vtb_pointer(vtb1, from),
sc_vtb_pointer(vtb2, vtb2->vtb_tail),
len*sizeof(u_int16_t));
bcopy_fromio(sc_vtb_attr_pointer(vtb1, from),
sc_vtb_attr_pointer(vtb2, vtb2->vtb_tail),
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 *)sc_vtb_pointer(vtb1, from),
(void *)sc_vtb_pointer(vtb2, vtb2->vtb_tail),
len*sizeof(u_int16_t));
bcopy((void *)sc_vtb_attr_pointer(vtb1, from),
(void *)sc_vtb_attr_pointer(vtb2, vtb2->vtb_tail),
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;
@ -299,36 +294,42 @@ sc_vtb_seek(sc_vtb_t *vtb, int pos)
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, sc_vtb_pointer(vtb, at), count);
fillw_io(at2pc98(attr), sc_vtb_attr_pointer(vtb, at), count);
fillw_io(c, p, count);
fillw_io(at2pc98(attr), p + ATTR_OFFSET_FB, count);
} else {
fillw(c, (void *)sc_vtb_pointer(vtb, at), count);
fillw(at2pc98(attr), (void *)sc_vtb_attr_pointer(vtb, at), count);
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(sc_vtb_pointer(vtb, from),
sc_vtb_pointer(vtb, to), count*sizeof(u_int16_t));
bcopy_io(sc_vtb_attr_pointer(vtb, from),
sc_vtb_attr_pointer(vtb, to), count*sizeof(u_int16_t));
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 *)sc_vtb_pointer(vtb, from),
(void *)sc_vtb_pointer(vtb, to), count*sizeof(u_int16_t));
bcopy((void *)sc_vtb_attr_pointer(vtb, from),
(void *)sc_vtb_attr_pointer(vtb, to), count*sizeof(u_int16_t));
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));
}
}
@ -336,38 +337,34 @@ 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(sc_vtb_pointer(vtb, at + count),
sc_vtb_pointer(vtb, at),
len*sizeof(u_int16_t));
bcopy_io(sc_vtb_attr_pointer(vtb, at + count),
sc_vtb_attr_pointer(vtb, at),
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 *)sc_vtb_pointer(vtb, at + count),
(void *)sc_vtb_pointer(vtb, at),
len*sizeof(u_int16_t));
bcopy((void *)sc_vtb_attr_pointer(vtb, at + count),
(void *)sc_vtb_attr_pointer(vtb, at),
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, sc_vtb_pointer(vtb, at + len),
vtb->vtb_size - at - len);
fillw_io(at2pc98(attr),
sc_vtb_attr_pointer(vtb, at + len),
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 *)sc_vtb_pointer(vtb, at + len),
vtb->vtb_size - at - len);
fillw(at2pc98(attr),
(void *)sc_vtb_attr_pointer(vtb, at + len),
fillw(c, (void *)p1, vtb->vtb_size - at - len);
fillw(at2pc98(attr), (void *)(p1 + attr_offset(vtb)),
vtb->vtb_size - at - len);
}
}
@ -375,32 +372,32 @@ sc_vtb_delete(sc_vtb_t *vtb, int at, int count, int c, int attr)
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(sc_vtb_pointer(vtb, at),
sc_vtb_pointer(vtb, at + count),
bcopy_io(p1, p2,
(vtb->vtb_size - at - count)*sizeof(u_int16_t));
bcopy_io(sc_vtb_attr_pointer(vtb, at),
sc_vtb_attr_pointer(vtb, at + count),
bcopy_io(p1 + ATTR_OFFSET_FB,
p2 + ATTR_OFFSET_FB,
(vtb->vtb_size - at - count)*sizeof(u_int16_t));
} else {
bcopy((void *)sc_vtb_pointer(vtb, at),
(void *)sc_vtb_pointer(vtb, at + count),
bcopy((void *)p1, (void *)p2,
(vtb->vtb_size - at - count)*sizeof(u_int16_t));
bcopy((void *)sc_vtb_attr_pointer(vtb, at),
(void *)sc_vtb_attr_pointer(vtb, at + count),
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, sc_vtb_pointer(vtb, at), count);
fillw_io(at2pc98(attr),
sc_vtb_attr_pointer(vtb, at), count);
fillw_io(c, p1, count);
fillw_io(at2pc98(attr), p1 + ATTR_OFFSET_FB, count);
} else {
fillw(c, (void *)sc_vtb_pointer(vtb, at), count);
fillw(at2pc98(attr),
(void *)sc_vtb_attr_pointer(vtb, at), count);
fillw(c, (void *)p1, count);
fillw(at2pc98(attr), (void *)(p1 + attr_offset(vtb)), count);
}
}