On 808x, timers are no longer run on every cycle decrease from other devices, properly fixes the stack corruption that was crashing MasterWrite, consequently, the previous fix has been removed;
Committed the machine files I forgot to commit before.
This commit is contained in:
OBattler
@@ -8,15 +8,15 @@
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*
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* Emulation of the IBM PCjr.
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*
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* Version: @(#)m_pcjr.c 1.0.12 2018/11/12
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* Version: @(#)m_pcjr.c 1.0.13 2019/10/11
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*
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* Authors: Sarah Walker, <http://pcem-emulator.co.uk/>
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* Miran Grca, <mgrca8@gmail.com>
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* Fred N. van Kempen, <decwiz@yahoo.com>
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*
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* Copyright 2008-2018 Sarah Walker.
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* Copyright 2016-2018 Miran Grca.
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* Copyright 2017,2018 Fred N. van Kempen.
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* Copyright 2008-2019 Sarah Walker.
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* Copyright 2016-2019 Miran Grca.
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* Copyright 2017-2019 Fred N. van Kempen.
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*/
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#include <stdarg.h>
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#include <stdint.h>
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@@ -244,7 +244,7 @@ vid_poll(void *p)
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pcjr_t *pcjr = (pcjr_t *)p;
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uint16_t ca = (pcjr->crtc[15] | (pcjr->crtc[14] << 8)) & 0x3fff;
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int drawcursor;
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int x, c;
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int x, c, xs_temp, ys_temp;
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int oldvc;
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uint8_t chr, attr;
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uint16_t dat;
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@@ -270,10 +270,13 @@ vid_poll(void *p)
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cols[0] = (pcjr->array[2] & 0xf) + 16;
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for (c = 0; c < 8; c++) {
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((uint32_t *)buffer32->line[pcjr->displine])[c] = cols[0];
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if (pcjr->array[0] & 1)
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((uint32_t *)buffer32->line[pcjr->displine])[c + (pcjr->crtc[1] << 3) + 8] = cols[0];
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else
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((uint32_t *)buffer32->line[pcjr->displine])[c + (pcjr->crtc[1] << 4) + 8] = cols[0];
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if (pcjr->array[0] & 1) {
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buffer32->line[(pcjr->displine << 1)][c + (pcjr->crtc[1] << 3) + 8] =
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buffer32->line[(pcjr->displine << 1) + 1][c + (pcjr->crtc[1] << 3) + 8] = cols[0];
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} else {
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buffer32->line[(pcjr->displine << 1)][c + (pcjr->crtc[1] << 4) + 8] =
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buffer32->line[(pcjr->displine << 1) + 1][c + (pcjr->crtc[1] << 4) + 8] = cols[0];
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}
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}
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switch (pcjr->addr_mode) {
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@@ -294,14 +297,18 @@ vid_poll(void *p)
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dat = (pcjr->vram[((pcjr->ma << 1) & mask) + offset] << 8) |
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pcjr->vram[((pcjr->ma << 1) & mask) + offset + 1];
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pcjr->ma++;
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 3) + 8] =
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 3) + 9] = pcjr->array[((dat >> 12) & pcjr->array[1]) + 16] + 16;
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 3) + 10] =
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 3) + 11] = pcjr->array[((dat >> 8) & pcjr->array[1]) + 16] + 16;
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 3) + 12] =
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 3) + 13] = pcjr->array[((dat >> 4) & pcjr->array[1]) + 16] + 16;
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 3) + 14] =
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 3) + 15] = pcjr->array[(dat & pcjr->array[1]) + 16] + 16;
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buffer32->line[(pcjr->displine << 1)][(x << 3) + 8] = buffer32->line[(pcjr->displine << 1)][(x << 3) + 9] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 3) + 8] = buffer32->line[(pcjr->displine << 1) + 1][(x << 3) + 9] =
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pcjr->array[((dat >> 12) & pcjr->array[1]) + 16] + 16;
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buffer32->line[(pcjr->displine << 1)][(x << 3) + 10] = buffer32->line[(pcjr->displine << 1)][(x << 3) + 11] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 3) + 10] = buffer32->line[(pcjr->displine << 1) + 1][(x << 3) + 11] =
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pcjr->array[((dat >> 8) & pcjr->array[1]) + 16] + 16;
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buffer32->line[(pcjr->displine << 1)][(x << 3) + 12] = buffer32->line[(pcjr->displine << 1)][(x << 3) + 13] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 3) + 12] = buffer32->line[(pcjr->displine << 1) + 1][(x << 3) + 13] =
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pcjr->array[((dat >> 4) & pcjr->array[1]) + 16] + 16;
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buffer32->line[(pcjr->displine << 1)][(x << 3) + 14] = buffer32->line[(pcjr->displine << 1)][(x << 3) + 15] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 3) + 14] = buffer32->line[(pcjr->displine << 1) + 1][(x << 3) + 15] =
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pcjr->array[(dat & pcjr->array[1]) + 16] + 16;
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}
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break;
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case 0x12: /*160x200x16*/
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@@ -309,22 +316,26 @@ vid_poll(void *p)
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dat = (pcjr->vram[((pcjr->ma << 1) & mask) + offset] << 8) |
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pcjr->vram[((pcjr->ma << 1) & mask) + offset + 1];
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pcjr->ma++;
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + 8] =
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + 9] =
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + 10] =
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + 11] = pcjr->array[((dat >> 12) & pcjr->array[1]) + 16] + 16;
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + 12] =
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + 13] =
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + 14] =
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + 15] = pcjr->array[((dat >> 8) & pcjr->array[1]) + 16] + 16;
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + 16] =
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + 17] =
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + 18] =
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + 19] = pcjr->array[((dat >> 4) & pcjr->array[1]) + 16] + 16;
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + 20] =
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + 21] =
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + 22] =
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + 23] = pcjr->array[(dat & pcjr->array[1]) + 16] + 16;
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buffer32->line[(pcjr->displine << 1)][(x << 4) + 8] = buffer32->line[(pcjr->displine << 1)][(x << 4) + 9] =
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buffer32->line[(pcjr->displine << 1)][(x << 4) + 10] = buffer32->line[(pcjr->displine << 1)][(x << 4) + 11] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + 8] = buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + 9] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + 10] = buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + 11] =
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pcjr->array[((dat >> 12) & pcjr->array[1]) + 16] + 16;
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buffer32->line[(pcjr->displine << 1)][(x << 4) + 12] = buffer32->line[(pcjr->displine << 1)][(x << 4) + 13] =
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buffer32->line[(pcjr->displine << 1)][(x << 4) + 14] = buffer32->line[(pcjr->displine << 1)][(x << 4) + 15] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + 12] = buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + 13] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + 14] = buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + 15] =
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pcjr->array[((dat >> 8) & pcjr->array[1]) + 16] + 16;
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buffer32->line[(pcjr->displine << 1)][(x << 4) + 16] = buffer32->line[(pcjr->displine << 1)][(x << 4) + 17] =
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buffer32->line[(pcjr->displine << 1)][(x << 4) + 18] = buffer32->line[(pcjr->displine << 1)][(x << 4) + 19] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + 16] = buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + 17] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + 18] = buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + 19] =
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pcjr->array[((dat >> 4) & pcjr->array[1]) + 16] + 16;
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buffer32->line[(pcjr->displine << 1)][(x << 4) + 20] = buffer32->line[(pcjr->displine << 1)][(x << 4) + 21] =
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buffer32->line[(pcjr->displine << 1)][(x << 4) + 22] = buffer32->line[(pcjr->displine << 1)][(x << 4) + 23] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + 20] = buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + 21] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + 22] = buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + 23] =
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pcjr->array[(dat & pcjr->array[1]) + 16] + 16;
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}
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break;
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case 0x03: /*640x200x4*/
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@@ -335,7 +346,8 @@ vid_poll(void *p)
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for (c = 0; c < 8; c++) {
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chr = (dat >> 7) & 1;
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chr |= ((dat >> 14) & 2);
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 3) + 8 + c] = pcjr->array[(chr & pcjr->array[1]) + 16] + 16;
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buffer32->line[(pcjr->displine << 1)][(x << 3) + 8 + c] = buffer32->line[(pcjr->displine << 1) + 1][(x << 3) + 8 + c] =
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pcjr->array[(chr & pcjr->array[1]) + 16] + 16;
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dat <<= 1;
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}
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}
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@@ -355,15 +367,22 @@ vid_poll(void *p)
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cols[0] = pcjr->array[((attr >> 4) & pcjr->array[1]) + 16] + 16;
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}
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if (pcjr->sc & 8) {
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for (c = 0; c < 8; c++)
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 3) + c + 8] = cols[0];
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for (c = 0; c < 8; c++) {
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buffer32->line[(pcjr->displine << 1)][(x << 3) + c + 8] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 3) + c + 8] = cols[0];
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}
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} else {
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for (c = 0; c < 8; c++)
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 3) + c + 8] = cols[(fontdat[chr][pcjr->sc & 7] & (1 << (c ^ 7))) ? 1 : 0];
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for (c = 0; c < 8; c++) {
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buffer32->line[(pcjr->displine << 1)][(x << 3) + c + 8] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 3) + c + 8] =
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cols[(fontdat[chr][pcjr->sc & 7] & (1 << (c ^ 7))) ? 1 : 0];
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}
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}
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if (drawcursor) {
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for (c = 0; c < 8; c++)
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 3) + c + 8] ^= 15;
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for (c = 0; c < 8; c++) {
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buffer32->line[(pcjr->displine << 1)][(x << 3) + c + 8] ^= 15;
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buffer32->line[(pcjr->displine << 1) + 1][(x << 3) + c + 8] ^= 15;
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}
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}
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pcjr->ma++;
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}
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@@ -384,17 +403,26 @@ vid_poll(void *p)
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}
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pcjr->ma++;
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if (pcjr->sc & 8) {
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for (c = 0; c < 8; c++)
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + (c << 1) + 8] =
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + (c << 1) + 1 + 8] = cols[0];
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for (c = 0; c < 8; c++) {
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buffer32->line[(pcjr->displine << 1)][(x << 4) + (c << 1) + 8] =
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buffer32->line[(pcjr->displine << 1)][(x << 4) + (c << 1) + 1 + 8] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + (c << 1) + 8] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + (c << 1) + 1 + 8] = cols[0];
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}
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} else {
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for (c = 0; c < 8; c++)
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + (c << 1) + 8] =
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + (c << 1) + 1 + 8] = cols[(fontdat[chr][pcjr->sc & 7] & (1 << (c ^ 7))) ? 1 : 0];
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for (c = 0; c < 8; c++) {
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buffer32->line[(pcjr->displine << 1)][(x << 4) + (c << 1) + 8] =
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buffer32->line[(pcjr->displine << 1)][(x << 4) + (c << 1) + 1 + 8] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + (c << 1) + 8] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + (c << 1) + 1 + 8] =
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cols[(fontdat[chr][pcjr->sc & 7] & (1 << (c ^ 7))) ? 1 : 0];
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}
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}
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if (drawcursor) {
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for (c = 0; c < 16; c++)
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + c + 8] ^= 15;
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for (c = 0; c < 16; c++) {
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buffer32->line[(pcjr->displine << 1)][(x << 4) + c + 8] ^= 15;
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buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + c + 8] ^= 15;
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}
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}
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}
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break;
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@@ -408,8 +436,10 @@ vid_poll(void *p)
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pcjr->vram[((pcjr->ma << 1) & mask) + offset + 1];
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pcjr->ma++;
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for (c = 0; c < 8; c++) {
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + (c << 1) + 8] =
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + (c << 1) + 1 + 8] = cols[dat >> 14];
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buffer32->line[(pcjr->displine << 1)][(x << 4) + (c << 1) + 8] =
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buffer32->line[(pcjr->displine << 1)][(x << 4) + (c << 1) + 1 + 8] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + (c << 1) + 8] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + (c << 1) + 1 + 8] = cols[dat >> 14];
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dat <<= 2;
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}
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}
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@@ -422,7 +452,9 @@ vid_poll(void *p)
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pcjr->vram[((pcjr->ma << 1) & mask) + offset + 1];
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pcjr->ma++;
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for (c = 0; c < 16; c++) {
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((uint32_t *)buffer32->line[pcjr->displine])[(x << 4) + c + 8] = cols[dat >> 15];
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buffer32->line[(pcjr->displine << 1)][(x << 4) + c + 8] =
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buffer32->line[(pcjr->displine << 1) + 1][(x << 4) + c + 8] =
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cols[dat >> 15];
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dat <<= 1;
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}
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}
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@@ -430,18 +462,30 @@ vid_poll(void *p)
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}
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} else {
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if (pcjr->array[3] & 4) {
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if (pcjr->array[0] & 1) hline(buffer32, 0, pcjr->displine, (pcjr->crtc[1] << 3) + 16, (pcjr->array[2] & 0xf) + 16);
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else hline(buffer32, 0, pcjr->displine, (pcjr->crtc[1] << 4) + 16, (pcjr->array[2] & 0xf) + 16);
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if (pcjr->array[0] & 1) {
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hline(buffer32, 0, (pcjr->displine << 1), (pcjr->crtc[1] << 3) + 16, (pcjr->array[2] & 0xf) + 16);
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hline(buffer32, 0, (pcjr->displine << 1) + 1, (pcjr->crtc[1] << 3) + 16, (pcjr->array[2] & 0xf) + 16);
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} else {
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hline(buffer32, 0, (pcjr->displine << 1), (pcjr->crtc[1] << 4) + 16, (pcjr->array[2] & 0xf) + 16);
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hline(buffer32, 0, (pcjr->displine << 1) + 1, (pcjr->crtc[1] << 4) + 16, (pcjr->array[2] & 0xf) + 16);
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}
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} else {
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cols[0] = pcjr->array[0 + 16] + 16;
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if (pcjr->array[0] & 1) hline(buffer32, 0, pcjr->displine, (pcjr->crtc[1] << 3) + 16, cols[0]);
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else hline(buffer32, 0, pcjr->displine, (pcjr->crtc[1] << 4) + 16, cols[0]);
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if (pcjr->array[0] & 1) {
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hline(buffer32, 0, (pcjr->displine << 1), (pcjr->crtc[1] << 3) + 16, cols[0]);
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hline(buffer32, 0, (pcjr->displine << 1) + 1, (pcjr->crtc[1] << 3) + 16, cols[0]);
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} else {
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hline(buffer32, 0, (pcjr->displine << 1), (pcjr->crtc[1] << 4) + 16, cols[0]);
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hline(buffer32, 0, (pcjr->displine << 1) + 1, (pcjr->crtc[1] << 4) + 16, cols[0]);
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}
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}
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}
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if (pcjr->array[0] & 1) x = (pcjr->crtc[1] << 3) + 16;
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else x = (pcjr->crtc[1] << 4) + 16;
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if (pcjr->composite)
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Composite_Process(pcjr->array[0], 0, x >> 2, ((uint32_t *)buffer32->line[pcjr->displine]));
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if (pcjr->composite) {
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Composite_Process(pcjr->array[0], 0, x >> 2, buffer32->line[(pcjr->displine << 1)]);
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Composite_Process(pcjr->array[0], 0, x >> 2, buffer32->line[(pcjr->displine << 1) + 1]);
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}
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pcjr->sc = oldsc;
|
||||
if (pcjr->vc == pcjr->crtc[7] && !pcjr->sc) {
|
||||
pcjr->stat |= 8;
|
||||
@@ -501,24 +545,44 @@ vid_poll(void *p)
|
||||
if (pcjr->array[0] & 1) x = (pcjr->crtc[1] << 3) + 16;
|
||||
else x = (pcjr->crtc[1] << 4) + 16;
|
||||
pcjr->lastline++;
|
||||
if ((x != xsize) || ((pcjr->lastline - pcjr->firstline) != ysize) || video_force_resize_get()) {
|
||||
xsize = x;
|
||||
ysize = pcjr->lastline - pcjr->firstline;
|
||||
if (xsize < 64) xsize = 656;
|
||||
if (ysize < 32) ysize = 200;
|
||||
set_screen_size(xsize, (ysize << 1) + 16);
|
||||
|
||||
if (video_force_resize_get())
|
||||
video_force_resize_set(0);
|
||||
xs_temp = x;
|
||||
ys_temp = (pcjr->lastline - pcjr->firstline) << 1;
|
||||
|
||||
if ((xs_temp > 0) && (ys_temp > 0)) {
|
||||
if (xs_temp < 64) xs_temp = 656;
|
||||
if (ys_temp < 32) ys_temp = 400;
|
||||
if (!enable_overscan)
|
||||
xs_temp -= 16;
|
||||
|
||||
if ((xs_temp != xsize) || (ys_temp != ysize) || video_force_resize_get()) {
|
||||
xsize = xs_temp;
|
||||
ysize = ys_temp;
|
||||
set_screen_size(xsize, ysize + (enable_overscan ? 16 : 0));
|
||||
|
||||
if (video_force_resize_get())
|
||||
video_force_resize_set(0);
|
||||
}
|
||||
|
||||
if (enable_overscan) {
|
||||
if (pcjr->composite)
|
||||
video_blit_memtoscreen(0, (pcjr->firstline - 4) << 1, 0, ((pcjr->lastline - pcjr->firstline) + 8) << 1,
|
||||
xsize, ((pcjr->lastline - pcjr->firstline) + 8) << 1);
|
||||
else
|
||||
video_blit_memtoscreen_8(0, (pcjr->firstline - 4) << 1, 0, ((pcjr->lastline - pcjr->firstline) + 8) << 1,
|
||||
xsize, ((pcjr->lastline - pcjr->firstline) + 8) << 1);
|
||||
} else {
|
||||
if (pcjr->composite)
|
||||
video_blit_memtoscreen(8, pcjr->firstline << 1, 0, (pcjr->lastline - pcjr->firstline) << 1,
|
||||
xsize, (pcjr->lastline - pcjr->firstline) << 1);
|
||||
else
|
||||
video_blit_memtoscreen_8(8, pcjr->firstline << 1, 0, (pcjr->lastline - pcjr->firstline) << 1,
|
||||
xsize, (pcjr->lastline - pcjr->firstline) << 1);
|
||||
}
|
||||
}
|
||||
|
||||
if (pcjr->composite)
|
||||
video_blit_memtoscreen(0, pcjr->firstline-4, 0, (pcjr->lastline - pcjr->firstline) + 8, xsize, (pcjr->lastline - pcjr->firstline) + 8);
|
||||
else
|
||||
video_blit_memtoscreen_8(0, pcjr->firstline-4, 0, (pcjr->lastline - pcjr->firstline) + 8, xsize, (pcjr->lastline - pcjr->firstline) + 8);
|
||||
|
||||
frames++;
|
||||
video_res_x = xsize - 16;
|
||||
video_res_x = xsize;
|
||||
video_res_y = ysize;
|
||||
}
|
||||
pcjr->firstline = 1000;
|
||||
|
||||
Reference in New Issue
Block a user