8 #include "../../../config_file/config_file.h"
11 uint16_t rtg_x[8], rtg_y[8];
14 uint32_t rtg_address[8];
15 uint32_t rtg_address_adj[8];
18 static uint8_t display_enabled = 0xFF;
20 uint16_t rtg_display_width, rtg_display_height;
21 uint16_t rtg_display_format;
22 uint16_t rtg_pitch, rtg_total_rows;
23 uint16_t rtg_offset_x, rtg_offset_y;
25 uint8_t *rtg_mem; // FIXME
27 uint32_t framebuffer_addr = 0;
28 uint32_t framebuffer_addr_adj = 0;
30 static void handle_rtg_command(uint32_t cmd);
31 static struct timespec f1, f2;
33 uint8_t realtime_graphics_debug = 0;
34 extern int cpu_emulation_running;
36 static const char *op_type_names[OP_TYPE_NUM] = {
43 static const char *rtg_format_names[RTGFMT_NUM] = {
51 rtg_mem = calloc(1, 40 * SIZE_MEGA);
53 printf("Failed to allocate RTG video memory.\n");
60 extern uint8_t busy, rtg_on;
61 void rtg_update_screen();
63 unsigned int rtg_read(uint32_t address, uint8_t mode) {
64 //printf("%s read from RTG: %.8X\n", op_type_names[mode], address);
65 if (address >= PIGFX_REG_SIZE) {
66 if (rtg_mem && (address - PIGFX_REG_SIZE) < PIGFX_UPPER) {
69 return (rtg_mem[address - PIGFX_REG_SIZE]);
72 return be16toh(*(( uint16_t *) (&rtg_mem[address - PIGFX_REG_SIZE])));
74 case OP_TYPE_LONGWORD:
75 return be32toh(*(( uint32_t *) (&rtg_mem[address - PIGFX_REG_SIZE])));
86 struct timespec diff(struct timespec start, struct timespec end)
89 if ((end.tv_nsec-start.tv_nsec)<0) {
90 temp.tv_sec = end.tv_sec-start.tv_sec-1;
91 temp.tv_nsec = 1000000000+end.tv_nsec-start.tv_nsec;
93 temp.tv_sec = end.tv_sec-start.tv_sec;
94 temp.tv_nsec = end.tv_nsec-start.tv_nsec;
99 #define CHKREG(a, b) case a: b = value; break;
101 void rtg_write(uint32_t address, uint32_t value, uint8_t mode) {
102 //printf("%s write to RTG: %.8X (%.8X)\n", op_type_names[mode], address, value);
103 if (address >= PIGFX_REG_SIZE) {
104 /*if ((address - PIGFX_REG_SIZE) < framebuffer_addr) {// || (address - PIGFX_REG_SIZE) > framebuffer_addr + ((rtg_display_width << rtg_display_format) * rtg_display_height)) {
105 printf("Write to RTG memory outside frame buffer %.8X (%.8X).\n", (address - PIGFX_REG_SIZE), framebuffer_addr);
107 if (rtg_mem && (address - PIGFX_REG_SIZE) < PIGFX_UPPER) {
110 rtg_mem[address - PIGFX_REG_SIZE] = value;
113 *(( uint16_t *) (&rtg_mem[address - PIGFX_REG_SIZE])) = htobe16(value);
115 case OP_TYPE_LONGWORD:
116 *(( uint32_t *) (&rtg_mem[address - PIGFX_REG_SIZE])) = htobe32(value);
127 CHKREG(RTG_U81, rtg_u8[0]);
128 CHKREG(RTG_U82, rtg_u8[1]);
129 CHKREG(RTG_U83, rtg_u8[2]);
130 CHKREG(RTG_U84, rtg_u8[3]);
135 CHKREG(RTG_X1, rtg_x[0]);
136 CHKREG(RTG_X2, rtg_x[1]);
137 CHKREG(RTG_X3, rtg_x[2]);
138 CHKREG(RTG_X4, rtg_x[3]);
139 CHKREG(RTG_X5, rtg_x[4]);
140 CHKREG(RTG_Y1, rtg_y[0]);
141 CHKREG(RTG_Y2, rtg_y[1]);
142 CHKREG(RTG_Y3, rtg_y[2]);
143 CHKREG(RTG_Y4, rtg_y[3]);
144 CHKREG(RTG_Y5, rtg_y[4]);
145 CHKREG(RTG_U1, rtg_user[0]);
146 CHKREG(RTG_U2, rtg_user[1]);
147 CHKREG(RTG_FORMAT, rtg_format);
149 handle_rtg_command(value);
153 case OP_TYPE_LONGWORD:
156 rtg_address[0] = value;
157 rtg_address_adj[0] = value - (PIGFX_RTG_BASE + PIGFX_REG_SIZE);
160 rtg_address[1] = value;
161 rtg_address_adj[1] = value - (PIGFX_RTG_BASE + PIGFX_REG_SIZE);
163 CHKREG(RTG_ADDR3, rtg_address[2]);
164 CHKREG(RTG_ADDR4, rtg_address[3]);
165 CHKREG(RTG_RGB1, rtg_rgb[0]);
166 CHKREG(RTG_RGB2, rtg_rgb[1]);
175 #define gdebug(a) if (realtime_graphics_debug) { printf(a); m68k_end_timeslice(); cpu_emulation_running = 0; }
177 static void handle_rtg_command(uint32_t cmd) {
178 //printf("Handling RTG command %d (%.8X)\n", cmd, cmd);
181 rtg_display_format = rtg_format;
182 rtg_display_width = rtg_x[0];
183 rtg_display_height = rtg_y[0];
185 //rtg_pitch = rtg_display_width << rtg_format;
186 framebuffer_addr_adj = framebuffer_addr + (rtg_offset_x << rtg_display_format) + (rtg_offset_y * rtg_pitch);
187 rtg_total_rows = rtg_y[1];
190 //rtg_pitch = rtg_display_width << rtg_format;
191 framebuffer_addr_adj = framebuffer_addr + (rtg_offset_x << rtg_display_format) + (rtg_offset_y * rtg_pitch);
192 rtg_total_rows = rtg_y[1];
194 printf("Set RTG mode:\n");
195 printf("%dx%d pixels\n", rtg_display_width, rtg_display_height);
196 printf("Pixel format: %s\n", rtg_format_names[rtg_display_format]);
199 //printf("Command: SetPan.\n");
200 rtg_offset_x = rtg_x[1];
201 rtg_offset_y = rtg_y[1];
202 rtg_pitch = (rtg_x[0] << rtg_display_format);
203 framebuffer_addr = rtg_address[0] - (PIGFX_RTG_BASE + PIGFX_REG_SIZE);
204 framebuffer_addr_adj = framebuffer_addr + (rtg_offset_x << rtg_display_format) + (rtg_offset_y * rtg_pitch);
205 printf("Set panning to $%.8X (%.8X)\n", framebuffer_addr, rtg_address[0]);
206 printf("(Panned: $%.8X)\n", framebuffer_addr_adj);
207 printf("Offset X/Y: %d/%d\n", rtg_offset_x, rtg_offset_y);
208 printf("Pitch: %d (%d bytes)\n", rtg_x[0], rtg_pitch);
210 case RTGCMD_SETCLUT: {
211 //printf("Command: SetCLUT.\n");
212 //printf("Set palette entry %d to %d, %d, %d\n", rtg_u8[0], rtg_u8[1], rtg_u8[2], rtg_u8[3]);
213 //printf("Set palette entry %d to 32-bit palette color: %.8X\n", rtg_u8[0], rtg_rgb[0]);
214 rtg_set_clut_entry(rtg_u8[0], rtg_rgb[0]);
217 case RTGCMD_SETDISPLAY:
218 //printf("RTG SetDisplay %s\n", (rtg_u8[1]) ? "enabled" : "disabled");
220 //printf("Command: SetDisplay.\n");
223 case RTGCMD_SETSWITCH:
224 //printf("RTG SetSwitch %s\n", ((rtg_x[0]) & 0x01) ? "enabled" : "disabled");
225 //printf("LAL: %.4X\n", rtg_x[0]);
226 if (display_enabled != ((rtg_x[0]) & 0x01)) {
227 display_enabled = ((rtg_x[0]) & 0x01);
228 if (display_enabled) {
232 rtg_shutdown_display();
235 case RTGCMD_FILLRECT:
236 rtg_fillrect(rtg_x[0], rtg_y[0], rtg_x[1], rtg_y[1], rtg_rgb[0], rtg_x[2], rtg_format, 0xFF);
237 gdebug("FillRect\n");
239 case RTGCMD_INVERTRECT:
240 rtg_invertrect(rtg_x[0], rtg_y[0], rtg_x[1], rtg_y[1], rtg_x[2], rtg_format, 0xFF);
241 gdebug("InvertRect\n");
243 case RTGCMD_BLITRECT:
244 rtg_blitrect(rtg_x[0], rtg_y[0], rtg_x[1], rtg_y[1], rtg_x[2], rtg_y[2], rtg_x[3], rtg_format, 0xFF);
245 gdebug("BlitRect\n");
247 case RTGCMD_BLITRECT_NOMASK_COMPLETE:
248 rtg_blitrect_nomask_complete(rtg_x[0], rtg_y[0], rtg_x[1], rtg_y[1], rtg_x[2], rtg_y[2], rtg_x[3], rtg_x[4], rtg_address[0], rtg_address[1], rtg_format, rtg_u8[0]);
249 gdebug("BlitRectNoMaskComplete\n");
251 case RTGCMD_BLITPATTERN:
252 rtg_blitpattern(rtg_x[0], rtg_y[0], rtg_x[1], rtg_y[1], rtg_address[0], rtg_rgb[0], rtg_rgb[1], rtg_x[3], rtg_format, rtg_x[2], rtg_y[2], rtg_u8[0], rtg_u8[1], rtg_u8[2]);
253 gdebug("BlitPattern\n");
255 case RTGCMD_BLITTEMPLATE:
256 rtg_blittemplate(rtg_x[0], rtg_y[0], rtg_x[1], rtg_y[1], rtg_address[0], rtg_rgb[0], rtg_rgb[1], rtg_x[3], rtg_x[4], rtg_format, rtg_x[2], rtg_u8[0], rtg_u8[1]);
257 gdebug("BlitTemplate\n");
259 case RTGCMD_DRAWLINE:
260 if (rtg_u8[0] == 0xFF && rtg_y[2] == 0xFFFF)
261 rtg_drawline_solid(rtg_x[0], rtg_y[0], rtg_x[1], rtg_y[1], rtg_x[2], rtg_rgb[0], rtg_x[3], rtg_format);
263 rtg_drawline(rtg_x[0], rtg_y[0], rtg_x[1], rtg_y[1], rtg_x[2], rtg_y[2], rtg_x[4], rtg_rgb[0], rtg_rgb[1], rtg_x[3], rtg_format, rtg_u8[0], rtg_u8[1]);
264 gdebug("DrawLine\n");
267 rtg_p2c(rtg_x[0], rtg_y[0], rtg_x[1], rtg_y[1], rtg_x[2], rtg_y[2], rtg_u8[1], rtg_u8[2], rtg_u8[0], (rtg_user[0] >> 0x8), rtg_x[4], (uint8_t *)&rtg_mem[rtg_address_adj[1]]);
268 //rtg_p2c_broken(rtg_x[0], rtg_y[0], rtg_x[1], rtg_y[1], rtg_x[2], rtg_y[2], rtg_x[3], rtg_u8[0], rtg_u8[1], rtg_u8[2], rtg_user[0]);
269 gdebug("Planar2Chunky\n");