8 #include "../../../config_file/config_file.h"
10 static uint8_t rtg_u8[4];
11 static uint16_t rtg_x[3], rtg_y[3];
12 static uint16_t rtg_format;
13 static uint32_t rtg_address[2];
14 static uint32_t rtg_rgb[2];
16 static uint8_t display_enabled = 0xFF;
18 uint16_t rtg_display_width, rtg_display_height;
19 uint16_t rtg_display_format;
20 uint16_t rtg_pitch, rtg_total_rows;
21 uint16_t rtg_offset_x, rtg_offset_y;
23 uint8_t *rtg_mem; // FIXME
25 uint32_t framebuffer_addr;
27 static void handle_rtg_command(uint32_t cmd);
28 static struct timespec f1, f2;
30 static const char *op_type_names[OP_TYPE_NUM] = {
37 static const char *rtg_format_names[RTGFMT_NUM] = {
45 rtg_mem = calloc(1, 32 * SIZE_MEGA);
47 printf("Failed to allocate RTG video memory.\n");
54 extern uint8_t busy, rtg_on;
55 void rtg_update_screen();
57 unsigned int rtg_read(uint32_t address, uint8_t mode) {
58 //printf("%s read from RTG: %.8X\n", op_type_names[mode], address);
59 if (address >= PIGFX_REG_SIZE) {
63 return (rtg_mem[address - PIGFX_REG_SIZE]);
66 return be16toh(*(( uint16_t *) (&rtg_mem[address - PIGFX_REG_SIZE])));
68 case OP_TYPE_LONGWORD:
69 return be32toh(*(( uint32_t *) (&rtg_mem[address - PIGFX_REG_SIZE])));
80 struct timespec diff(struct timespec start, struct timespec end)
83 if ((end.tv_nsec-start.tv_nsec)<0) {
84 temp.tv_sec = end.tv_sec-start.tv_sec-1;
85 temp.tv_nsec = 1000000000+end.tv_nsec-start.tv_nsec;
87 temp.tv_sec = end.tv_sec-start.tv_sec;
88 temp.tv_nsec = end.tv_nsec-start.tv_nsec;
93 void rtg_write(uint32_t address, uint32_t value, uint8_t mode) {
94 //printf("%s write to RTG: %.8X (%.8X)\n", op_type_names[mode], address, value);
95 if (address >= PIGFX_REG_SIZE) {
99 rtg_mem[address - PIGFX_REG_SIZE] = value;
102 *(( uint16_t *) (&rtg_mem[address - PIGFX_REG_SIZE])) = htobe16(value);
104 case OP_TYPE_LONGWORD:
105 *(( uint16_t *) (&rtg_mem[address - PIGFX_REG_SIZE] + 2)) = htobe16(value & 0xFFFF);
106 *(( uint16_t *) (&rtg_mem[address - PIGFX_REG_SIZE])) = htobe16((value >> 16));
107 //*(( uint32_t *) (&rtg_mem[address - PIGFX_REG_SIZE])) = htobe32(value);
122 rtg_u8[address - RTG_U81] = value;
149 handle_rtg_command(value);
153 case OP_TYPE_LONGWORD:
156 rtg_address[0] = value;
159 rtg_address[1] = value;
175 static void handle_rtg_command(uint32_t cmd) {
176 //printf("Handling RTG command %d (%.8X)\n", cmd, cmd);
179 rtg_display_format = rtg_format;
180 rtg_display_width = rtg_x[0];
181 rtg_display_height = rtg_y[0];
183 rtg_pitch = rtg_x[1];
184 rtg_total_rows = rtg_y[1];
187 rtg_pitch = rtg_x[1];
188 rtg_total_rows = rtg_y[1];
190 printf("Set RTG mode:\n");
191 printf("%dx%d pixels\n", rtg_display_width, rtg_display_height);
192 printf("Pixel format: %s\n", rtg_format_names[rtg_display_format]);
195 //printf("Command: SetPan.\n");
196 rtg_offset_x = rtg_x[1];
197 rtg_offset_y = rtg_y[1];
198 rtg_pitch = (rtg_x[0] << rtg_display_format);
199 framebuffer_addr = rtg_address[0] - (PIGFX_RTG_BASE + PIGFX_REG_SIZE);
200 framebuffer_addr += (rtg_offset_x << rtg_display_format) + (rtg_offset_y * rtg_pitch);
201 printf("Set panning to $%.8X\n", framebuffer_addr);
202 printf("Offset X/Y: %d/%d\n", rtg_offset_x, rtg_offset_y);
203 printf("Pitch: %d (%d bytes)\n", rtg_x[0], rtg_pitch);
205 case RTGCMD_SETCLUT: {
206 //printf("Command: SetCLUT.\n");
207 printf("Set palette entry %d to %d, %d, %d\n", rtg_u8[0], rtg_u8[1], rtg_u8[2], rtg_u8[3]);
208 rtg_set_clut_entry(rtg_u8[0], rtg_u8[1], rtg_u8[2], rtg_u8[3]);
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);
235 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) {
236 if (mask || pitch) {}
237 uint8_t *dptr = &rtg_mem[framebuffer_addr + (x << format) + (y * rtg_pitch)];
240 for (int xs = 0; xs < w; xs++) {
241 dptr[xs] = color & 0xFF;
245 case RTGFMT_RBG565: {
246 uint16_t *ptr = (uint16_t *)dptr;
247 for (int xs = 0; xs < w; xs++) {
248 ptr[xs] = (color & 0xFFFF);
253 uint32_t *ptr = (uint32_t *)dptr;
254 for (int xs = 0; xs < w; xs++) {
260 for (int ys = 1; ys < h; ys++) {
262 memcpy(dptr, (void *)(size_t)(dptr - rtg_pitch), (w << format));