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The BT-48x RAMDAC now AND's the cursor data index with 0xFF if the cursor is 32x32.

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OBattler
2018-10-19 20:37:00 +02:00
parent a8d8897f85
commit 58ea2b549e
1 changed files with 7 additions and 3 deletions
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10
src/video/vid_bt48x_ramdac.c
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@@ -9,7 +9,7 @@
* Emulation of the Brooktree BT484-485A true colour RAMDAC * Emulation of the Brooktree BT484-485A true colour RAMDAC
* family. * family.
* *
* Version: @(#)vid_bt48x_ramdac.c 1.0.13 2018/10/19 * Version: @(#)vid_bt48x_ramdac.c 1.0.14 2018/10/19
* *
* Authors: Miran Grca, <mgrca8@gmail.com> * Authors: Miran Grca, <mgrca8@gmail.com>
* TheCollector1995, * TheCollector1995,
@@ -176,8 +176,10 @@ bt48x_ramdac_out(uint16_t addr, int rs2, int rs3, uint8_t val, bt48x_ramdac_t *r
index = svga->dac_addr & da_mask; index = svga->dac_addr & da_mask;
if ((ramdac->type >= BT485) && (svga->hwcursor.xsize == 64)) if ((ramdac->type >= BT485) && (svga->hwcursor.xsize == 64))
cd = (uint8_t *) ramdac->cursor64_data; cd = (uint8_t *) ramdac->cursor64_data;
else else {
index &= 0xff;
cd = (uint8_t *) ramdac->cursor32_data; cd = (uint8_t *) ramdac->cursor32_data;
}
cd[index] = val; cd[index] = val;
@@ -303,8 +305,10 @@ bt48x_ramdac_in(uint16_t addr, int rs2, int rs3, bt48x_ramdac_t *ramdac, svga_t
index = (svga->dac_addr - 1) & da_mask; index = (svga->dac_addr - 1) & da_mask;
if ((ramdac->type >= BT485) && (svga->hwcursor.xsize == 64)) if ((ramdac->type >= BT485) && (svga->hwcursor.xsize == 64))
cd = (uint8_t *) ramdac->cursor64_data; cd = (uint8_t *) ramdac->cursor64_data;
else else {
index &= 0xff;
cd = (uint8_t *) ramdac->cursor32_data; cd = (uint8_t *) ramdac->cursor32_data;
}
temp = cd[index]; temp = cd[index];