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Merge branch 'master' of https://github.com/86Box/86Box

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This commit is contained in:
OBattler
2024-01-09 17:10:59 +01:00
parent 143b8be92f f146038911
commit b0ca256065
3 changed files with 47 additions and 40 deletions
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15
src/device/unittester.c
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@@ -170,7 +170,7 @@ unittester_write(uint16_t port, uint8_t val, UNUSED(void *priv))
{
if (port == unittester.iobase_port + 0x00) {
/* Command port */
unittester_log("[UT] W %02X Command\n", val);
/* unittester_log("[UT] W %02X Command\n", val); */
unittester.write_offs = 0;
unittester.write_len = 0;
@@ -221,7 +221,7 @@ unittester_write(uint16_t port, uint8_t val, UNUSED(void *priv))
} else if (port == unittester.iobase_port + 0x01) {
/* Data port */
unittester_log("[UT] W %02X Data\n", val);
/* unittester_log("[UT] W %02X Data\n", val); */
/* Skip if not awaiting */
if ((unittester.status & UT_STATUS_AWAITING_WRITE) == 0)
@@ -369,6 +369,12 @@ unittester_write(uint16_t port, uint8_t val, UNUSED(void *priv))
unittester.read_len = ((uint64_t) unittester.read_snap_width) * ((uint64_t) unittester.read_snap_height) * 4;
unittester.read_snap_crc = 0xFFFFFFFF;
unittester_log("[UT] Screen rectangle analysis - %d x %d @ (%d, %d)\n",
unittester.read_snap_width,
unittester.read_snap_height,
unittester.read_snap_xoffs - (int16_t) unittester.snap_img_xoffs,
unittester.read_snap_yoffs - (int16_t) unittester.snap_img_yoffs);
if (unittester.cmd_id == UT_CMD_VERIFY_SCREEN_SNAPSHOT_RECTANGLE) {
/* Read everything and compute CRC */
uint32_t crc = 0xFFFFFFFF;
@@ -381,6 +387,9 @@ unittester_write(uint16_t port, uint8_t val, UNUSED(void *priv))
}
unittester.read_snap_crc = crc ^ 0xFFFFFFFF;
unittester_log("[UT] Screen rectangle analysis CRC = %08X\n",
unittester.read_snap_crc);
/* Set actual read length for CRC result */
unittester.read_len = 4;
unittester.status = UT_STATUS_AWAITING_READ;
@@ -418,7 +427,7 @@ unittester_read(uint16_t port, UNUSED(void *priv))
if (port == unittester.iobase_port + 0x00) {
/* Status port */
unittester_log("[UT] R -- Status = %02X\n", unittester.status);
/* unittester_log("[UT] R -- Status = %02X\n", unittester.status); */
return unittester.status;
} else if (port == unittester.iobase_port + 0x01) {
/* Data port */

58
src/video/vid_ega.c
View File

@@ -552,12 +552,18 @@ ega_recalctimings(ega_t *ega)
overscan_x = (ega->seqregs[1] & 1) ? 16 : 18;
if (ega->vres)
overscan_y <<= 1;
if (ega->seqregs[1] & 8)
overscan_x <<= 1;
ega->y_add = (overscan_y >> 1);
ega->x_add = (overscan_x >> 1);
if (ega->vres)
ega->y_add >>= 1;
if (ega->seqregs[1] & 8) {
disptime = (double) ((ega->crtc[0] + 2) << 1);
_dispontime = (double) ((ega->crtc[1] + 1) << 1);
@@ -684,7 +690,7 @@ void
ega_poll(void *priv)
{
ega_t *ega = (ega_t *) priv;
int x;
int x, y;
int old_ma;
int wx = 640;
int wy = 350;
@@ -704,37 +710,26 @@ ega_poll(void *priv)
video_wait_for_buffer();
}
if (ega->vres) {
old_ma = ega->ma;
ega->displine <<= 1;
ega->y_add <<= 1;
ega->displine *= ega->vres + 1;
ega->y_add *= ega->vres + 1;
for (y = 0; y <= ega->vres; y++) {
/* Render scanline */
ega->render(ega);
/* Render overscan */
ega->x_add = (overscan_x >> 1);
ega_render_overscan_left(ega);
ega_render_overscan_right(ega);
ega->x_add = (overscan_x >> 1) - ega->scrollcache;
ega->displine++;
if (y != ega->vres) {
ega->ma = old_ma;
ega->render(ega);
ega->x_add = (overscan_x >> 1);
ega_render_overscan_left(ega);
ega_render_overscan_right(ega);
ega->x_add = (overscan_x >> 1) - ega->scrollcache;
ega->y_add >>= 1;
ega->displine >>= 1;
} else {
ega_render_overscan_left(ega);
ega->render(ega);
ega_render_overscan_right(ega);
ega->displine++;
}
}
ega->displine /= ega->vres + 1;
ega->y_add /= ega->vres + 1;
if (ega->lastline < ega->displine)
ega->lastline = ega->displine;
@@ -887,16 +882,10 @@ ega_poll(void *priv)
ega->displine = (ega->interlace && ega->oddeven) ? 1 : 0;
ega->scrollcache = (ega->attrregs[0x13] & 0x0f);
if (!(ega->gdcreg[6] & 1) && !(ega->attrregs[0x10] & 1)) { /*Text mode*/
if (ega->seqregs[1] & 1)
ega->scrollcache &= 0x07;
else {
ega->scrollcache++;
if (ega->scrollcache > 8)
if (ega->scrollcache >= 0x8)
ega->scrollcache = 0;
}
} else
ega->scrollcache &= 0x07;
else
ega->scrollcache++;
if (ega->seqregs[1] & 8)
ega->scrollcache <<= 1;
@@ -913,11 +902,12 @@ ega_poll(void *priv)
void
ega_doblit(int wx, int wy, ega_t *ega)
{
int y_add = enable_overscan ? overscan_y : 0;
int unscaled_overscan_y = ega->vres ? overscan_y >> 1 : overscan_y;
int y_add = enable_overscan ? unscaled_overscan_y : 0;
int x_add = enable_overscan ? overscan_x : 0;
int y_start = enable_overscan ? 0 : (overscan_y >> 1);
int y_start = enable_overscan ? 0 : (unscaled_overscan_y >> 1);
int x_start = enable_overscan ? 0 : (overscan_x >> 1);
int bottom = (overscan_y >> 1);
int bottom = (unscaled_overscan_y >> 1);
uint32_t *p;
int i;
int j;

8
src/video/vid_ega_render.c
View File

@@ -126,6 +126,14 @@ ega_render_text(ega_t *ega)
const bool blinked = ega->blink & 0x10;
uint32_t *p = &buffer32->line[ega->displine + ega->y_add][ega->x_add];
/* Compensate for 8dot scroll */
if (!seq9dot) {
for (int x = 0; x < dotwidth; x++) {
p[x] = ega->overscan_color;
}
p += dotwidth;
}
for (int x = 0; x < (ega->hdisp + ega->scrollcache); x += charwidth) {
uint32_t addr = ega->remap_func(ega, ega->ma) & ega->vrammask;