void atafb_iplan2p8_copyarea(struct fb_info *info, u_long next_line,
int sy, int sx, int dy, int dx,
int height, int width)
{
u8 *src, *dst;
u32 *s, *d;
int w, l , i, j;
u_int colsize;
u_int upwards = (dy < sy) || (dy == sy && dx < sx);
colsize = height;
if (!((sx ^ dx) & 15)) {
if (upwards) {
src = (u8 *)info->screen_base + sy * next_line + (sx & ~15) / (8 / BPL);
dst = (u8 *)info->screen_base + dy * next_line + (dx & ~15) / (8 / BPL);
if (sx & 15) {
memmove32_col(dst, src, 0xff00ff, height, next_line - BPL * 2);
src += BPL * 2;
dst += BPL * 2;
width -= 8;
}
w = width >> 4;
if (w) {
s = (u32 *)src;
d = (u32 *)dst;
w *= BPL / 2;
l = next_line - w * 4;
for (j = height; j > 0; j--) {
for (i = w; i > 0; i--)
*d++ = *s++;
s = (u32 *)((u8 *)s + l);
d = (u32 *)((u8 *)d + l);
}
}
if (width & 15)
memmove32_col(dst + width / (8 / BPL), src + width / (8 / BPL),
0xff00ff00, height, next_line - BPL * 2);
} else {
src = (u8 *)info->screen_base + (sy - 1) * next_line + ((sx + width + 8) & ~15) / (8 / BPL);
dst = (u8 *)info->screen_base + (dy - 1) * next_line + ((dx + width + 8) & ~15) / (8 / BPL);
if ((sx + width) & 15) {
src -= BPL * 2;
dst -= BPL * 2;
memmove32_col(dst, src, 0xff00ff00, colsize, -next_line - BPL * 2);
width -= 8;
}
w = width >> 4;
if (w) {
s = (u32 *)src;
d = (u32 *)dst;
w *= BPL / 2;
l = next_line - w * 4;
for (j = height; j > 0; j--) {
for (i = w; i > 0; i--)
*--d = *--s;
s = (u32 *)((u8 *)s - l);
d = (u32 *)((u8 *)d - l);
}
}
if (sx & 15)
memmove32_col(dst - (width - 16) / (8 / BPL),
src - (width - 16) / (8 / BPL),
0xff00ff, colsize, -next_line - BPL * 2);
}
} else {
void atafb_iplan2p4_copyarea(struct fb_info *info, u_long next_line,
int sy, int sx, int dy, int dx,
int height, int width)
{
/* bmove() has to distinguish two major cases: If both, source and
* destination, start at even addresses or both are at odd
* addresses, just the first odd and last even column (if present)
* require special treatment (memmove_col()). The rest between
* then can be copied by normal operations, because all adjacent
* bytes are affected and are to be stored in the same order.
* The pathological case is when the move should go from an odd
* address to an even or vice versa. Since the bytes in the plane
* words must be assembled in new order, it seems wisest to make
* all movements by memmove_col().
*/
u8 *src, *dst;
u32 *s, *d;
int w, l , i, j;
u_int colsize;
u_int upwards = (dy < sy) || (dy == sy && dx < sx);
colsize = height;
if (!((sx ^ dx) & 15)) {
/* odd->odd or even->even */
if (upwards) {
src = (u8 *)info->screen_base + sy * next_line + (sx & ~15) / (8 / BPL);
dst = (u8 *)info->screen_base + dy * next_line + (dx & ~15) / (8 / BPL);
if (sx & 15) {
memmove32_col(dst, src, 0xff00ff, height, next_line - BPL * 2);
src += BPL * 2;
dst += BPL * 2;
width -= 8;
}
w = width >> 4;
if (w) {
s = (u32 *)src;
d = (u32 *)dst;
w *= BPL / 2;
l = next_line - w * 4;
for (j = height; j > 0; j--) {
for (i = w; i > 0; i--)
*d++ = *s++;
s = (u32 *)((u8 *)s + l);
d = (u32 *)((u8 *)d + l);
}
}
if (width & 15)
memmove32_col(dst + width / (8 / BPL), src + width / (8 / BPL),
0xff00ff00, height, next_line - BPL * 2);
} else {
src = (u8 *)info->screen_base + (sy - 1) * next_line + ((sx + width + 8) & ~15) / (8 / BPL);
dst = (u8 *)info->screen_base + (dy - 1) * next_line + ((dx + width + 8) & ~15) / (8 / BPL);
if ((sx + width) & 15) {
src -= BPL * 2;
dst -= BPL * 2;
memmove32_col(dst, src, 0xff00ff00, colsize, -next_line - BPL * 2);
width -= 8;
}
w = width >> 4;
if (w) {
s = (u32 *)src;
d = (u32 *)dst;
w *= BPL / 2;
l = next_line - w * 4;
for (j = height; j > 0; j--) {
for (i = w; i > 0; i--)
*--d = *--s;
s = (u32 *)((u8 *)s - l);
d = (u32 *)((u8 *)d - l);
}
}
if (sx & 15)
memmove32_col(dst - (width - 16) / (8 / BPL),
src - (width - 16) / (8 / BPL),
0xff00ff, colsize, -next_line - BPL * 2);
}
} else {
