8 #include "../../../config_file/config_file.h"
10 static uint8_t rtg_u8[4];
11 static uint16_t rtg_x[8], rtg_y[8];
12 static uint16_t rtg_user[8];
13 static uint16_t rtg_format;
14 static uint32_t rtg_address[2];
15 static uint32_t rtg_rgb[2];
17 static uint8_t display_enabled = 0xFF;
19 uint16_t rtg_display_width, rtg_display_height;
20 uint16_t rtg_display_format;
21 uint16_t rtg_pitch, rtg_total_rows;
22 uint16_t rtg_offset_x, rtg_offset_y;
24 uint8_t *rtg_mem; // FIXME
26 uint32_t framebuffer_addr;
27 uint32_t framebuffer_addr_adj;
29 static void handle_rtg_command(uint32_t cmd);
30 static struct timespec f1, f2;
32 static const char *op_type_names[OP_TYPE_NUM] = {
39 static const char *rtg_format_names[RTGFMT_NUM] = {
47 rtg_mem = calloc(1, 32 * SIZE_MEGA);
49 printf("Failed to allocate RTG video memory.\n");
56 extern uint8_t busy, rtg_on;
57 void rtg_update_screen();
59 unsigned int rtg_read(uint32_t address, uint8_t mode) {
60 //printf("%s read from RTG: %.8X\n", op_type_names[mode], address);
61 if (address >= PIGFX_REG_SIZE) {
65 return (rtg_mem[address - PIGFX_REG_SIZE]);
68 return be16toh(*(( uint16_t *) (&rtg_mem[address - PIGFX_REG_SIZE])));
70 case OP_TYPE_LONGWORD:
71 return be32toh(*(( uint32_t *) (&rtg_mem[address - PIGFX_REG_SIZE])));
82 struct timespec diff(struct timespec start, struct timespec end)
85 if ((end.tv_nsec-start.tv_nsec)<0) {
86 temp.tv_sec = end.tv_sec-start.tv_sec-1;
87 temp.tv_nsec = 1000000000+end.tv_nsec-start.tv_nsec;
89 temp.tv_sec = end.tv_sec-start.tv_sec;
90 temp.tv_nsec = end.tv_nsec-start.tv_nsec;
95 #define CHKREG(a, b) case a: b = value; break;
97 void rtg_write(uint32_t address, uint32_t value, uint8_t mode) {
98 //printf("%s write to RTG: %.8X (%.8X)\n", op_type_names[mode], address, value);
99 if (address >= PIGFX_REG_SIZE) {
100 /*if ((address - PIGFX_REG_SIZE) < framebuffer_addr) {// || (address - PIGFX_REG_SIZE) > framebuffer_addr + ((rtg_display_width << rtg_display_format) * rtg_display_height)) {
101 printf("Write to RTG memory outside frame buffer %.8X (%.8X).\n", (address - PIGFX_REG_SIZE), framebuffer_addr);
106 rtg_mem[address - PIGFX_REG_SIZE] = value;
109 *(( uint16_t *) (&rtg_mem[address - PIGFX_REG_SIZE])) = htobe16(value);
111 case OP_TYPE_LONGWORD:
112 *(( uint32_t *) (&rtg_mem[address - PIGFX_REG_SIZE])) = htobe32(value);
123 CHKREG(RTG_U81, rtg_u8[0]);
124 CHKREG(RTG_U82, rtg_u8[1]);
125 CHKREG(RTG_U83, rtg_u8[2]);
126 CHKREG(RTG_U84, rtg_u8[3]);
131 CHKREG(RTG_X1, rtg_x[0]);
132 CHKREG(RTG_X2, rtg_x[1]);
133 CHKREG(RTG_X3, rtg_x[2]);
134 CHKREG(RTG_X4, rtg_x[3]);
135 CHKREG(RTG_X5, rtg_x[4]);
136 CHKREG(RTG_Y1, rtg_y[0]);
137 CHKREG(RTG_Y2, rtg_y[1]);
138 CHKREG(RTG_Y3, rtg_y[2]);
139 CHKREG(RTG_Y4, rtg_y[3]);
140 CHKREG(RTG_Y5, rtg_y[4]);
141 CHKREG(RTG_U1, rtg_user[0]);
142 CHKREG(RTG_U2, rtg_user[1]);
143 CHKREG(RTG_FORMAT, rtg_format);
145 handle_rtg_command(value);
149 case OP_TYPE_LONGWORD:
152 rtg_address[0] = value;
155 rtg_address[1] = value;
171 static void handle_rtg_command(uint32_t cmd) {
172 //printf("Handling RTG command %d (%.8X)\n", cmd, cmd);
175 rtg_display_format = rtg_format;
176 rtg_display_width = rtg_x[0];
177 rtg_display_height = rtg_y[0];
179 //rtg_pitch = rtg_display_width << rtg_format;
180 framebuffer_addr_adj = framebuffer_addr + (rtg_offset_x << rtg_display_format) + (rtg_offset_y * rtg_pitch);
181 rtg_total_rows = rtg_y[1];
184 //rtg_pitch = rtg_display_width << rtg_format;
185 framebuffer_addr_adj = framebuffer_addr + (rtg_offset_x << rtg_display_format) + (rtg_offset_y * rtg_pitch);
186 rtg_total_rows = rtg_y[1];
188 printf("Set RTG mode:\n");
189 printf("%dx%d pixels\n", rtg_display_width, rtg_display_height);
190 printf("Pixel format: %s\n", rtg_format_names[rtg_display_format]);
193 //printf("Command: SetPan.\n");
194 rtg_offset_x = rtg_x[1];
195 rtg_offset_y = rtg_y[1];
196 rtg_pitch = (rtg_x[0] << rtg_display_format);
197 framebuffer_addr = rtg_address[0] - (PIGFX_RTG_BASE + PIGFX_REG_SIZE);
198 framebuffer_addr_adj = framebuffer_addr + (rtg_offset_x << rtg_display_format) + (rtg_offset_y * rtg_pitch);
199 printf("Set panning to $%.8X (%.8X)\n", framebuffer_addr, rtg_address[0]);
200 printf("(Panned: $%.8X)\n", framebuffer_addr_adj);
201 printf("Offset X/Y: %d/%d\n", rtg_offset_x, rtg_offset_y);
202 printf("Pitch: %d (%d bytes)\n", rtg_x[0], rtg_pitch);
204 case RTGCMD_SETCLUT: {
205 //printf("Command: SetCLUT.\n");
206 //printf("Set palette entry %d to %d, %d, %d\n", rtg_u8[0], rtg_u8[1], rtg_u8[2], rtg_u8[3]);
207 //printf("Set palette entry %d to 32-bit palette color: %.8X\n", rtg_u8[0], rtg_rgb[0]);
208 rtg_set_clut_entry(rtg_u8[0], rtg_rgb[0]);
211 case RTGCMD_SETDISPLAY:
212 //printf("RTG SetDisplay %s\n", (rtg_u8[1]) ? "enabled" : "disabled");
214 //printf("Command: SetDisplay.\n");
217 case RTGCMD_SETSWITCH:
218 //printf("RTG SetSwitch %s\n", ((rtg_x[0]) & 0x01) ? "enabled" : "disabled");
219 //printf("LAL: %.4X\n", rtg_x[0]);
220 if (display_enabled != ((rtg_x[0]) & 0x01)) {
221 display_enabled = ((rtg_x[0]) & 0x01);
222 if (display_enabled) {
226 rtg_shutdown_display();
229 case RTGCMD_FILLRECT:
230 rtg_fillrect(rtg_x[0], rtg_y[0], rtg_x[1], rtg_y[1], rtg_rgb[0], rtg_x[2], rtg_format, 0xFF);
232 case RTGCMD_BLITRECT:
233 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);
237 void rtg_fillrect(uint16_t x, uint16_t y, uint16_t w, uint16_t h, uint32_t color, uint16_t pitch, uint16_t format, uint8_t mask) {
239 uint8_t *dptr = &rtg_mem[framebuffer_addr + (x << format) + (y * pitch)];
240 //printf("FillRect: %d,%d to %d,%d C%.8X, p:%d dp: %d m:%.2X\n", x, y, x+w, y+h, color, pitch, rtg_pitch, mask);
241 //printf("%.8X - %.8X (%p)\n", framebuffer_addr, framebuffer_addr_adj, dptr);
244 //printf("Incoming 8-bit color: %.8X\n", color);
245 for (int xs = 0; xs < w; xs++) {
246 dptr[xs] = color & 0xFF;
250 case RTGFMT_RBG565: {
251 //printf("Incoming raw 16-bit color: %.8X\n", htobe32(color));
252 color = htobe16((color & 0xFFFF));
253 //printf("Incoming 16-bit color: %.8X\n", color);
254 uint16_t *ptr = (uint16_t *)dptr;
255 for (int xs = 0; xs < w; xs++) {
261 color = htobe32(color);
262 //printf("Incoming 32-bit color: %.8X\n", color);
263 uint32_t *ptr = (uint32_t *)dptr;
264 for (int xs = 0; xs < w; xs++) {
270 for (int ys = 1; ys < h; ys++) {
272 memcpy(dptr, (void *)(size_t)(dptr - pitch), (w << format));
276 void rtg_blitrect(uint16_t x, uint16_t y, uint16_t dx, uint16_t dy, uint16_t w, uint16_t h, uint16_t pitch, uint16_t format, uint8_t mask) {
278 uint8_t *sptr = &rtg_mem[framebuffer_addr + (x << format) + (y * pitch)];
279 uint8_t *dptr = &rtg_mem[framebuffer_addr + (dx << format) + (dy * pitch)];