1 /* 2 * QEMU SM501 Device 3 * 4 * Copyright (c) 2008 Shin-ichiro KAWASAKI 5 * Copyright (c) 2016 BALATON Zoltan 6 * 7 * Permission is hereby granted, free of charge, to any person obtaining a copy 8 * of this software and associated documentation files (the "Software"), to deal 9 * in the Software without restriction, including without limitation the rights 10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 11 * copies of the Software, and to permit persons to whom the Software is 12 * furnished to do so, subject to the following conditions: 13 * 14 * The above copyright notice and this permission notice shall be included in 15 * all copies or substantial portions of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 23 * THE SOFTWARE. 24 */ 25 26 #include "qemu/osdep.h" 27 #include "qemu/units.h" 28 #include "qapi/error.h" 29 #include "qemu/log.h" 30 #include "qemu-common.h" 31 #include "cpu.h" 32 #include "hw/hw.h" 33 #include "hw/char/serial.h" 34 #include "ui/console.h" 35 #include "hw/sysbus.h" 36 #include "hw/pci/pci.h" 37 #include "hw/i2c/i2c.h" 38 #include "hw/i2c/i2c-ddc.h" 39 #include "qemu/range.h" 40 #include "ui/pixel_ops.h" 41 #include "qemu/bswap.h" 42 43 /* 44 * Status: 2010/05/07 45 * - Minimum implementation for Linux console : mmio regs and CRT layer. 46 * - 2D graphics acceleration partially supported : only fill rectangle. 47 * 48 * Status: 2016/12/04 49 * - Misc fixes: endianness, hardware cursor 50 * - Panel support 51 * 52 * TODO: 53 * - Touch panel support 54 * - USB support 55 * - UART support 56 * - More 2D graphics engine support 57 * - Performance tuning 58 */ 59 60 /*#define DEBUG_SM501*/ 61 /*#define DEBUG_BITBLT*/ 62 63 #ifdef DEBUG_SM501 64 #define SM501_DPRINTF(fmt, ...) printf(fmt, ## __VA_ARGS__) 65 #else 66 #define SM501_DPRINTF(fmt, ...) do {} while (0) 67 #endif 68 69 #define MMIO_BASE_OFFSET 0x3e00000 70 #define MMIO_SIZE 0x200000 71 #define DC_PALETTE_ENTRIES (0x400 * 3) 72 73 /* SM501 register definitions taken from "linux/include/linux/sm501-regs.h" */ 74 75 /* System Configuration area */ 76 /* System config base */ 77 #define SM501_SYS_CONFIG (0x000000) 78 79 /* config 1 */ 80 #define SM501_SYSTEM_CONTROL (0x000000) 81 82 #define SM501_SYSCTRL_PANEL_TRISTATE (1 << 0) 83 #define SM501_SYSCTRL_MEM_TRISTATE (1 << 1) 84 #define SM501_SYSCTRL_CRT_TRISTATE (1 << 2) 85 86 #define SM501_SYSCTRL_PCI_SLAVE_BURST_MASK (3 << 4) 87 #define SM501_SYSCTRL_PCI_SLAVE_BURST_1 (0 << 4) 88 #define SM501_SYSCTRL_PCI_SLAVE_BURST_2 (1 << 4) 89 #define SM501_SYSCTRL_PCI_SLAVE_BURST_4 (2 << 4) 90 #define SM501_SYSCTRL_PCI_SLAVE_BURST_8 (3 << 4) 91 92 #define SM501_SYSCTRL_PCI_CLOCK_RUN_EN (1 << 6) 93 #define SM501_SYSCTRL_PCI_RETRY_DISABLE (1 << 7) 94 #define SM501_SYSCTRL_PCI_SUBSYS_LOCK (1 << 11) 95 #define SM501_SYSCTRL_PCI_BURST_READ_EN (1 << 15) 96 97 /* miscellaneous control */ 98 99 #define SM501_MISC_CONTROL (0x000004) 100 101 #define SM501_MISC_BUS_SH (0x0) 102 #define SM501_MISC_BUS_PCI (0x1) 103 #define SM501_MISC_BUS_XSCALE (0x2) 104 #define SM501_MISC_BUS_NEC (0x6) 105 #define SM501_MISC_BUS_MASK (0x7) 106 107 #define SM501_MISC_VR_62MB (1 << 3) 108 #define SM501_MISC_CDR_RESET (1 << 7) 109 #define SM501_MISC_USB_LB (1 << 8) 110 #define SM501_MISC_USB_SLAVE (1 << 9) 111 #define SM501_MISC_BL_1 (1 << 10) 112 #define SM501_MISC_MC (1 << 11) 113 #define SM501_MISC_DAC_POWER (1 << 12) 114 #define SM501_MISC_IRQ_INVERT (1 << 16) 115 #define SM501_MISC_SH (1 << 17) 116 117 #define SM501_MISC_HOLD_EMPTY (0 << 18) 118 #define SM501_MISC_HOLD_8 (1 << 18) 119 #define SM501_MISC_HOLD_16 (2 << 18) 120 #define SM501_MISC_HOLD_24 (3 << 18) 121 #define SM501_MISC_HOLD_32 (4 << 18) 122 #define SM501_MISC_HOLD_MASK (7 << 18) 123 124 #define SM501_MISC_FREQ_12 (1 << 24) 125 #define SM501_MISC_PNL_24BIT (1 << 25) 126 #define SM501_MISC_8051_LE (1 << 26) 127 128 129 130 #define SM501_GPIO31_0_CONTROL (0x000008) 131 #define SM501_GPIO63_32_CONTROL (0x00000C) 132 #define SM501_DRAM_CONTROL (0x000010) 133 134 /* command list */ 135 #define SM501_ARBTRTN_CONTROL (0x000014) 136 137 /* command list */ 138 #define SM501_COMMAND_LIST_STATUS (0x000024) 139 140 /* interrupt debug */ 141 #define SM501_RAW_IRQ_STATUS (0x000028) 142 #define SM501_RAW_IRQ_CLEAR (0x000028) 143 #define SM501_IRQ_STATUS (0x00002C) 144 #define SM501_IRQ_MASK (0x000030) 145 #define SM501_DEBUG_CONTROL (0x000034) 146 147 /* power management */ 148 #define SM501_POWERMODE_P2X_SRC (1 << 29) 149 #define SM501_POWERMODE_V2X_SRC (1 << 20) 150 #define SM501_POWERMODE_M_SRC (1 << 12) 151 #define SM501_POWERMODE_M1_SRC (1 << 4) 152 153 #define SM501_CURRENT_GATE (0x000038) 154 #define SM501_CURRENT_CLOCK (0x00003C) 155 #define SM501_POWER_MODE_0_GATE (0x000040) 156 #define SM501_POWER_MODE_0_CLOCK (0x000044) 157 #define SM501_POWER_MODE_1_GATE (0x000048) 158 #define SM501_POWER_MODE_1_CLOCK (0x00004C) 159 #define SM501_SLEEP_MODE_GATE (0x000050) 160 #define SM501_POWER_MODE_CONTROL (0x000054) 161 162 /* power gates for units within the 501 */ 163 #define SM501_GATE_HOST (0) 164 #define SM501_GATE_MEMORY (1) 165 #define SM501_GATE_DISPLAY (2) 166 #define SM501_GATE_2D_ENGINE (3) 167 #define SM501_GATE_CSC (4) 168 #define SM501_GATE_ZVPORT (5) 169 #define SM501_GATE_GPIO (6) 170 #define SM501_GATE_UART0 (7) 171 #define SM501_GATE_UART1 (8) 172 #define SM501_GATE_SSP (10) 173 #define SM501_GATE_USB_HOST (11) 174 #define SM501_GATE_USB_GADGET (12) 175 #define SM501_GATE_UCONTROLLER (17) 176 #define SM501_GATE_AC97 (18) 177 178 /* panel clock */ 179 #define SM501_CLOCK_P2XCLK (24) 180 /* crt clock */ 181 #define SM501_CLOCK_V2XCLK (16) 182 /* main clock */ 183 #define SM501_CLOCK_MCLK (8) 184 /* SDRAM controller clock */ 185 #define SM501_CLOCK_M1XCLK (0) 186 187 /* config 2 */ 188 #define SM501_PCI_MASTER_BASE (0x000058) 189 #define SM501_ENDIAN_CONTROL (0x00005C) 190 #define SM501_DEVICEID (0x000060) 191 /* 0x050100A0 */ 192 193 #define SM501_DEVICEID_SM501 (0x05010000) 194 #define SM501_DEVICEID_IDMASK (0xffff0000) 195 #define SM501_DEVICEID_REVMASK (0x000000ff) 196 197 #define SM501_PLLCLOCK_COUNT (0x000064) 198 #define SM501_MISC_TIMING (0x000068) 199 #define SM501_CURRENT_SDRAM_CLOCK (0x00006C) 200 201 #define SM501_PROGRAMMABLE_PLL_CONTROL (0x000074) 202 203 /* GPIO base */ 204 #define SM501_GPIO (0x010000) 205 #define SM501_GPIO_DATA_LOW (0x00) 206 #define SM501_GPIO_DATA_HIGH (0x04) 207 #define SM501_GPIO_DDR_LOW (0x08) 208 #define SM501_GPIO_DDR_HIGH (0x0C) 209 #define SM501_GPIO_IRQ_SETUP (0x10) 210 #define SM501_GPIO_IRQ_STATUS (0x14) 211 #define SM501_GPIO_IRQ_RESET (0x14) 212 213 /* I2C controller base */ 214 #define SM501_I2C (0x010040) 215 #define SM501_I2C_BYTE_COUNT (0x00) 216 #define SM501_I2C_CONTROL (0x01) 217 #define SM501_I2C_STATUS (0x02) 218 #define SM501_I2C_RESET (0x02) 219 #define SM501_I2C_SLAVE_ADDRESS (0x03) 220 #define SM501_I2C_DATA (0x04) 221 222 #define SM501_I2C_CONTROL_START (1 << 2) 223 #define SM501_I2C_CONTROL_ENABLE (1 << 0) 224 225 #define SM501_I2C_STATUS_COMPLETE (1 << 3) 226 #define SM501_I2C_STATUS_ERROR (1 << 2) 227 228 #define SM501_I2C_RESET_ERROR (1 << 2) 229 230 /* SSP base */ 231 #define SM501_SSP (0x020000) 232 233 /* Uart 0 base */ 234 #define SM501_UART0 (0x030000) 235 236 /* Uart 1 base */ 237 #define SM501_UART1 (0x030020) 238 239 /* USB host port base */ 240 #define SM501_USB_HOST (0x040000) 241 242 /* USB slave/gadget base */ 243 #define SM501_USB_GADGET (0x060000) 244 245 /* USB slave/gadget data port base */ 246 #define SM501_USB_GADGET_DATA (0x070000) 247 248 /* Display controller/video engine base */ 249 #define SM501_DC (0x080000) 250 251 /* common defines for the SM501 address registers */ 252 #define SM501_ADDR_FLIP (1 << 31) 253 #define SM501_ADDR_EXT (1 << 27) 254 #define SM501_ADDR_CS1 (1 << 26) 255 #define SM501_ADDR_MASK (0x3f << 26) 256 257 #define SM501_FIFO_MASK (0x3 << 16) 258 #define SM501_FIFO_1 (0x0 << 16) 259 #define SM501_FIFO_3 (0x1 << 16) 260 #define SM501_FIFO_7 (0x2 << 16) 261 #define SM501_FIFO_11 (0x3 << 16) 262 263 /* common registers for panel and the crt */ 264 #define SM501_OFF_DC_H_TOT (0x000) 265 #define SM501_OFF_DC_V_TOT (0x008) 266 #define SM501_OFF_DC_H_SYNC (0x004) 267 #define SM501_OFF_DC_V_SYNC (0x00C) 268 269 #define SM501_DC_PANEL_CONTROL (0x000) 270 271 #define SM501_DC_PANEL_CONTROL_FPEN (1 << 27) 272 #define SM501_DC_PANEL_CONTROL_BIAS (1 << 26) 273 #define SM501_DC_PANEL_CONTROL_DATA (1 << 25) 274 #define SM501_DC_PANEL_CONTROL_VDD (1 << 24) 275 #define SM501_DC_PANEL_CONTROL_DP (1 << 23) 276 277 #define SM501_DC_PANEL_CONTROL_TFT_888 (0 << 21) 278 #define SM501_DC_PANEL_CONTROL_TFT_333 (1 << 21) 279 #define SM501_DC_PANEL_CONTROL_TFT_444 (2 << 21) 280 281 #define SM501_DC_PANEL_CONTROL_DE (1 << 20) 282 283 #define SM501_DC_PANEL_CONTROL_LCD_TFT (0 << 18) 284 #define SM501_DC_PANEL_CONTROL_LCD_STN8 (1 << 18) 285 #define SM501_DC_PANEL_CONTROL_LCD_STN12 (2 << 18) 286 287 #define SM501_DC_PANEL_CONTROL_CP (1 << 14) 288 #define SM501_DC_PANEL_CONTROL_VSP (1 << 13) 289 #define SM501_DC_PANEL_CONTROL_HSP (1 << 12) 290 #define SM501_DC_PANEL_CONTROL_CK (1 << 9) 291 #define SM501_DC_PANEL_CONTROL_TE (1 << 8) 292 #define SM501_DC_PANEL_CONTROL_VPD (1 << 7) 293 #define SM501_DC_PANEL_CONTROL_VP (1 << 6) 294 #define SM501_DC_PANEL_CONTROL_HPD (1 << 5) 295 #define SM501_DC_PANEL_CONTROL_HP (1 << 4) 296 #define SM501_DC_PANEL_CONTROL_GAMMA (1 << 3) 297 #define SM501_DC_PANEL_CONTROL_EN (1 << 2) 298 299 #define SM501_DC_PANEL_CONTROL_8BPP (0 << 0) 300 #define SM501_DC_PANEL_CONTROL_16BPP (1 << 0) 301 #define SM501_DC_PANEL_CONTROL_32BPP (2 << 0) 302 303 304 #define SM501_DC_PANEL_PANNING_CONTROL (0x004) 305 #define SM501_DC_PANEL_COLOR_KEY (0x008) 306 #define SM501_DC_PANEL_FB_ADDR (0x00C) 307 #define SM501_DC_PANEL_FB_OFFSET (0x010) 308 #define SM501_DC_PANEL_FB_WIDTH (0x014) 309 #define SM501_DC_PANEL_FB_HEIGHT (0x018) 310 #define SM501_DC_PANEL_TL_LOC (0x01C) 311 #define SM501_DC_PANEL_BR_LOC (0x020) 312 #define SM501_DC_PANEL_H_TOT (0x024) 313 #define SM501_DC_PANEL_H_SYNC (0x028) 314 #define SM501_DC_PANEL_V_TOT (0x02C) 315 #define SM501_DC_PANEL_V_SYNC (0x030) 316 #define SM501_DC_PANEL_CUR_LINE (0x034) 317 318 #define SM501_DC_VIDEO_CONTROL (0x040) 319 #define SM501_DC_VIDEO_FB0_ADDR (0x044) 320 #define SM501_DC_VIDEO_FB_WIDTH (0x048) 321 #define SM501_DC_VIDEO_FB0_LAST_ADDR (0x04C) 322 #define SM501_DC_VIDEO_TL_LOC (0x050) 323 #define SM501_DC_VIDEO_BR_LOC (0x054) 324 #define SM501_DC_VIDEO_SCALE (0x058) 325 #define SM501_DC_VIDEO_INIT_SCALE (0x05C) 326 #define SM501_DC_VIDEO_YUV_CONSTANTS (0x060) 327 #define SM501_DC_VIDEO_FB1_ADDR (0x064) 328 #define SM501_DC_VIDEO_FB1_LAST_ADDR (0x068) 329 330 #define SM501_DC_VIDEO_ALPHA_CONTROL (0x080) 331 #define SM501_DC_VIDEO_ALPHA_FB_ADDR (0x084) 332 #define SM501_DC_VIDEO_ALPHA_FB_OFFSET (0x088) 333 #define SM501_DC_VIDEO_ALPHA_FB_LAST_ADDR (0x08C) 334 #define SM501_DC_VIDEO_ALPHA_TL_LOC (0x090) 335 #define SM501_DC_VIDEO_ALPHA_BR_LOC (0x094) 336 #define SM501_DC_VIDEO_ALPHA_SCALE (0x098) 337 #define SM501_DC_VIDEO_ALPHA_INIT_SCALE (0x09C) 338 #define SM501_DC_VIDEO_ALPHA_CHROMA_KEY (0x0A0) 339 #define SM501_DC_VIDEO_ALPHA_COLOR_LOOKUP (0x0A4) 340 341 #define SM501_DC_PANEL_HWC_BASE (0x0F0) 342 #define SM501_DC_PANEL_HWC_ADDR (0x0F0) 343 #define SM501_DC_PANEL_HWC_LOC (0x0F4) 344 #define SM501_DC_PANEL_HWC_COLOR_1_2 (0x0F8) 345 #define SM501_DC_PANEL_HWC_COLOR_3 (0x0FC) 346 347 #define SM501_HWC_EN (1 << 31) 348 349 #define SM501_OFF_HWC_ADDR (0x00) 350 #define SM501_OFF_HWC_LOC (0x04) 351 #define SM501_OFF_HWC_COLOR_1_2 (0x08) 352 #define SM501_OFF_HWC_COLOR_3 (0x0C) 353 354 #define SM501_DC_ALPHA_CONTROL (0x100) 355 #define SM501_DC_ALPHA_FB_ADDR (0x104) 356 #define SM501_DC_ALPHA_FB_OFFSET (0x108) 357 #define SM501_DC_ALPHA_TL_LOC (0x10C) 358 #define SM501_DC_ALPHA_BR_LOC (0x110) 359 #define SM501_DC_ALPHA_CHROMA_KEY (0x114) 360 #define SM501_DC_ALPHA_COLOR_LOOKUP (0x118) 361 362 #define SM501_DC_CRT_CONTROL (0x200) 363 364 #define SM501_DC_CRT_CONTROL_TVP (1 << 15) 365 #define SM501_DC_CRT_CONTROL_CP (1 << 14) 366 #define SM501_DC_CRT_CONTROL_VSP (1 << 13) 367 #define SM501_DC_CRT_CONTROL_HSP (1 << 12) 368 #define SM501_DC_CRT_CONTROL_VS (1 << 11) 369 #define SM501_DC_CRT_CONTROL_BLANK (1 << 10) 370 #define SM501_DC_CRT_CONTROL_SEL (1 << 9) 371 #define SM501_DC_CRT_CONTROL_TE (1 << 8) 372 #define SM501_DC_CRT_CONTROL_PIXEL_MASK (0xF << 4) 373 #define SM501_DC_CRT_CONTROL_GAMMA (1 << 3) 374 #define SM501_DC_CRT_CONTROL_ENABLE (1 << 2) 375 376 #define SM501_DC_CRT_CONTROL_8BPP (0 << 0) 377 #define SM501_DC_CRT_CONTROL_16BPP (1 << 0) 378 #define SM501_DC_CRT_CONTROL_32BPP (2 << 0) 379 380 #define SM501_DC_CRT_FB_ADDR (0x204) 381 #define SM501_DC_CRT_FB_OFFSET (0x208) 382 #define SM501_DC_CRT_H_TOT (0x20C) 383 #define SM501_DC_CRT_H_SYNC (0x210) 384 #define SM501_DC_CRT_V_TOT (0x214) 385 #define SM501_DC_CRT_V_SYNC (0x218) 386 #define SM501_DC_CRT_SIGNATURE_ANALYZER (0x21C) 387 #define SM501_DC_CRT_CUR_LINE (0x220) 388 #define SM501_DC_CRT_MONITOR_DETECT (0x224) 389 390 #define SM501_DC_CRT_HWC_BASE (0x230) 391 #define SM501_DC_CRT_HWC_ADDR (0x230) 392 #define SM501_DC_CRT_HWC_LOC (0x234) 393 #define SM501_DC_CRT_HWC_COLOR_1_2 (0x238) 394 #define SM501_DC_CRT_HWC_COLOR_3 (0x23C) 395 396 #define SM501_DC_PANEL_PALETTE (0x400) 397 398 #define SM501_DC_VIDEO_PALETTE (0x800) 399 400 #define SM501_DC_CRT_PALETTE (0xC00) 401 402 /* Zoom Video port base */ 403 #define SM501_ZVPORT (0x090000) 404 405 /* AC97/I2S base */ 406 #define SM501_AC97 (0x0A0000) 407 408 /* 8051 micro controller base */ 409 #define SM501_UCONTROLLER (0x0B0000) 410 411 /* 8051 micro controller SRAM base */ 412 #define SM501_UCONTROLLER_SRAM (0x0C0000) 413 414 /* DMA base */ 415 #define SM501_DMA (0x0D0000) 416 417 /* 2d engine base */ 418 #define SM501_2D_ENGINE (0x100000) 419 #define SM501_2D_SOURCE (0x00) 420 #define SM501_2D_DESTINATION (0x04) 421 #define SM501_2D_DIMENSION (0x08) 422 #define SM501_2D_CONTROL (0x0C) 423 #define SM501_2D_PITCH (0x10) 424 #define SM501_2D_FOREGROUND (0x14) 425 #define SM501_2D_BACKGROUND (0x18) 426 #define SM501_2D_STRETCH (0x1C) 427 #define SM501_2D_COLOR_COMPARE (0x20) 428 #define SM501_2D_COLOR_COMPARE_MASK (0x24) 429 #define SM501_2D_MASK (0x28) 430 #define SM501_2D_CLIP_TL (0x2C) 431 #define SM501_2D_CLIP_BR (0x30) 432 #define SM501_2D_MONO_PATTERN_LOW (0x34) 433 #define SM501_2D_MONO_PATTERN_HIGH (0x38) 434 #define SM501_2D_WINDOW_WIDTH (0x3C) 435 #define SM501_2D_SOURCE_BASE (0x40) 436 #define SM501_2D_DESTINATION_BASE (0x44) 437 #define SM501_2D_ALPHA (0x48) 438 #define SM501_2D_WRAP (0x4C) 439 #define SM501_2D_STATUS (0x50) 440 441 #define SM501_CSC_Y_SOURCE_BASE (0xC8) 442 #define SM501_CSC_CONSTANTS (0xCC) 443 #define SM501_CSC_Y_SOURCE_X (0xD0) 444 #define SM501_CSC_Y_SOURCE_Y (0xD4) 445 #define SM501_CSC_U_SOURCE_BASE (0xD8) 446 #define SM501_CSC_V_SOURCE_BASE (0xDC) 447 #define SM501_CSC_SOURCE_DIMENSION (0xE0) 448 #define SM501_CSC_SOURCE_PITCH (0xE4) 449 #define SM501_CSC_DESTINATION (0xE8) 450 #define SM501_CSC_DESTINATION_DIMENSION (0xEC) 451 #define SM501_CSC_DESTINATION_PITCH (0xF0) 452 #define SM501_CSC_SCALE_FACTOR (0xF4) 453 #define SM501_CSC_DESTINATION_BASE (0xF8) 454 #define SM501_CSC_CONTROL (0xFC) 455 456 /* 2d engine data port base */ 457 #define SM501_2D_ENGINE_DATA (0x110000) 458 459 /* end of register definitions */ 460 461 #define SM501_HWC_WIDTH (64) 462 #define SM501_HWC_HEIGHT (64) 463 464 /* SM501 local memory size taken from "linux/drivers/mfd/sm501.c" */ 465 static const uint32_t sm501_mem_local_size[] = { 466 [0] = 4 * MiB, 467 [1] = 8 * MiB, 468 [2] = 16 * MiB, 469 [3] = 32 * MiB, 470 [4] = 64 * MiB, 471 [5] = 2 * MiB, 472 }; 473 #define get_local_mem_size(s) sm501_mem_local_size[(s)->local_mem_size_index] 474 475 typedef struct SM501State { 476 /* graphic console status */ 477 QemuConsole *con; 478 479 /* status & internal resources */ 480 uint32_t local_mem_size_index; 481 uint8_t *local_mem; 482 MemoryRegion local_mem_region; 483 MemoryRegion mmio_region; 484 MemoryRegion system_config_region; 485 MemoryRegion i2c_region; 486 MemoryRegion disp_ctrl_region; 487 MemoryRegion twoD_engine_region; 488 uint32_t last_width; 489 uint32_t last_height; 490 bool do_full_update; /* perform a full update next time */ 491 I2CBus *i2c_bus; 492 493 /* mmio registers */ 494 uint32_t system_control; 495 uint32_t misc_control; 496 uint32_t gpio_31_0_control; 497 uint32_t gpio_63_32_control; 498 uint32_t dram_control; 499 uint32_t arbitration_control; 500 uint32_t irq_mask; 501 uint32_t misc_timing; 502 uint32_t power_mode_control; 503 504 uint8_t i2c_byte_count; 505 uint8_t i2c_status; 506 uint8_t i2c_addr; 507 uint8_t i2c_data[16]; 508 509 uint32_t uart0_ier; 510 uint32_t uart0_lcr; 511 uint32_t uart0_mcr; 512 uint32_t uart0_scr; 513 514 uint8_t dc_palette[DC_PALETTE_ENTRIES]; 515 516 uint32_t dc_panel_control; 517 uint32_t dc_panel_panning_control; 518 uint32_t dc_panel_fb_addr; 519 uint32_t dc_panel_fb_offset; 520 uint32_t dc_panel_fb_width; 521 uint32_t dc_panel_fb_height; 522 uint32_t dc_panel_tl_location; 523 uint32_t dc_panel_br_location; 524 uint32_t dc_panel_h_total; 525 uint32_t dc_panel_h_sync; 526 uint32_t dc_panel_v_total; 527 uint32_t dc_panel_v_sync; 528 529 uint32_t dc_panel_hwc_addr; 530 uint32_t dc_panel_hwc_location; 531 uint32_t dc_panel_hwc_color_1_2; 532 uint32_t dc_panel_hwc_color_3; 533 534 uint32_t dc_video_control; 535 536 uint32_t dc_crt_control; 537 uint32_t dc_crt_fb_addr; 538 uint32_t dc_crt_fb_offset; 539 uint32_t dc_crt_h_total; 540 uint32_t dc_crt_h_sync; 541 uint32_t dc_crt_v_total; 542 uint32_t dc_crt_v_sync; 543 544 uint32_t dc_crt_hwc_addr; 545 uint32_t dc_crt_hwc_location; 546 uint32_t dc_crt_hwc_color_1_2; 547 uint32_t dc_crt_hwc_color_3; 548 549 uint32_t twoD_source; 550 uint32_t twoD_destination; 551 uint32_t twoD_dimension; 552 uint32_t twoD_control; 553 uint32_t twoD_pitch; 554 uint32_t twoD_foreground; 555 uint32_t twoD_background; 556 uint32_t twoD_stretch; 557 uint32_t twoD_color_compare; 558 uint32_t twoD_color_compare_mask; 559 uint32_t twoD_mask; 560 uint32_t twoD_clip_tl; 561 uint32_t twoD_clip_br; 562 uint32_t twoD_mono_pattern_low; 563 uint32_t twoD_mono_pattern_high; 564 uint32_t twoD_window_width; 565 uint32_t twoD_source_base; 566 uint32_t twoD_destination_base; 567 uint32_t twoD_alpha; 568 uint32_t twoD_wrap; 569 } SM501State; 570 571 static uint32_t get_local_mem_size_index(uint32_t size) 572 { 573 uint32_t norm_size = 0; 574 int i, index = 0; 575 576 for (i = 0; i < ARRAY_SIZE(sm501_mem_local_size); i++) { 577 uint32_t new_size = sm501_mem_local_size[i]; 578 if (new_size >= size) { 579 if (norm_size == 0 || norm_size > new_size) { 580 norm_size = new_size; 581 index = i; 582 } 583 } 584 } 585 586 return index; 587 } 588 589 static ram_addr_t get_fb_addr(SM501State *s, int crt) 590 { 591 return (crt ? s->dc_crt_fb_addr : s->dc_panel_fb_addr) & 0x3FFFFF0; 592 } 593 594 static inline int get_width(SM501State *s, int crt) 595 { 596 int width = crt ? s->dc_crt_h_total : s->dc_panel_h_total; 597 return (width & 0x00000FFF) + 1; 598 } 599 600 static inline int get_height(SM501State *s, int crt) 601 { 602 int height = crt ? s->dc_crt_v_total : s->dc_panel_v_total; 603 return (height & 0x00000FFF) + 1; 604 } 605 606 static inline int get_bpp(SM501State *s, int crt) 607 { 608 int bpp = crt ? s->dc_crt_control : s->dc_panel_control; 609 return 1 << (bpp & 3); 610 } 611 612 /** 613 * Check the availability of hardware cursor. 614 * @param crt 0 for PANEL, 1 for CRT. 615 */ 616 static inline int is_hwc_enabled(SM501State *state, int crt) 617 { 618 uint32_t addr = crt ? state->dc_crt_hwc_addr : state->dc_panel_hwc_addr; 619 return addr & SM501_HWC_EN; 620 } 621 622 /** 623 * Get the address which holds cursor pattern data. 624 * @param crt 0 for PANEL, 1 for CRT. 625 */ 626 static inline uint8_t *get_hwc_address(SM501State *state, int crt) 627 { 628 uint32_t addr = crt ? state->dc_crt_hwc_addr : state->dc_panel_hwc_addr; 629 return state->local_mem + (addr & 0x03FFFFF0); 630 } 631 632 /** 633 * Get the cursor position in y coordinate. 634 * @param crt 0 for PANEL, 1 for CRT. 635 */ 636 static inline uint32_t get_hwc_y(SM501State *state, int crt) 637 { 638 uint32_t location = crt ? state->dc_crt_hwc_location 639 : state->dc_panel_hwc_location; 640 return (location & 0x07FF0000) >> 16; 641 } 642 643 /** 644 * Get the cursor position in x coordinate. 645 * @param crt 0 for PANEL, 1 for CRT. 646 */ 647 static inline uint32_t get_hwc_x(SM501State *state, int crt) 648 { 649 uint32_t location = crt ? state->dc_crt_hwc_location 650 : state->dc_panel_hwc_location; 651 return location & 0x000007FF; 652 } 653 654 /** 655 * Get the hardware cursor palette. 656 * @param crt 0 for PANEL, 1 for CRT. 657 * @param palette pointer to a [3 * 3] array to store color values in 658 */ 659 static inline void get_hwc_palette(SM501State *state, int crt, uint8_t *palette) 660 { 661 int i; 662 uint32_t color_reg; 663 uint16_t rgb565; 664 665 for (i = 0; i < 3; i++) { 666 if (i + 1 == 3) { 667 color_reg = crt ? state->dc_crt_hwc_color_3 668 : state->dc_panel_hwc_color_3; 669 } else { 670 color_reg = crt ? state->dc_crt_hwc_color_1_2 671 : state->dc_panel_hwc_color_1_2; 672 } 673 674 if (i + 1 == 2) { 675 rgb565 = (color_reg >> 16) & 0xFFFF; 676 } else { 677 rgb565 = color_reg & 0xFFFF; 678 } 679 palette[i * 3 + 0] = ((rgb565 >> 11) * 527 + 23) >> 6; /* r */ 680 palette[i * 3 + 1] = (((rgb565 >> 5) & 0x3f) * 259 + 33) >> 6; /* g */ 681 palette[i * 3 + 2] = ((rgb565 & 0x1f) * 527 + 23) >> 6; /* b */ 682 } 683 } 684 685 static inline void hwc_invalidate(SM501State *s, int crt) 686 { 687 int w = get_width(s, crt); 688 int h = get_height(s, crt); 689 int bpp = get_bpp(s, crt); 690 int start = get_hwc_y(s, crt); 691 int end = MIN(h, start + SM501_HWC_HEIGHT) + 1; 692 693 start *= w * bpp; 694 end *= w * bpp; 695 696 memory_region_set_dirty(&s->local_mem_region, 697 get_fb_addr(s, crt) + start, end - start); 698 } 699 700 static void sm501_2d_operation(SM501State *s) 701 { 702 /* obtain operation parameters */ 703 int operation = (s->twoD_control >> 16) & 0x1f; 704 int rtl = s->twoD_control & 0x8000000; 705 int src_x = (s->twoD_source >> 16) & 0x01FFF; 706 int src_y = s->twoD_source & 0xFFFF; 707 int dst_x = (s->twoD_destination >> 16) & 0x01FFF; 708 int dst_y = s->twoD_destination & 0xFFFF; 709 int operation_width = (s->twoD_dimension >> 16) & 0x1FFF; 710 int operation_height = s->twoD_dimension & 0xFFFF; 711 uint32_t color = s->twoD_foreground; 712 int format_flags = (s->twoD_stretch >> 20) & 0x3; 713 int addressing = (s->twoD_stretch >> 16) & 0xF; 714 int rop_mode = (s->twoD_control >> 15) & 0x1; /* 1 for rop2, else rop3 */ 715 /* 1 if rop2 source is the pattern, otherwise the source is the bitmap */ 716 int rop2_source_is_pattern = (s->twoD_control >> 14) & 0x1; 717 int rop = s->twoD_control & 0xFF; 718 uint32_t src_base = s->twoD_source_base & 0x03FFFFFF; 719 uint32_t dst_base = s->twoD_destination_base & 0x03FFFFFF; 720 721 /* get frame buffer info */ 722 uint8_t *src = s->local_mem + src_base; 723 uint8_t *dst = s->local_mem + dst_base; 724 int src_width = s->twoD_pitch & 0x1FFF; 725 int dst_width = (s->twoD_pitch >> 16) & 0x1FFF; 726 int crt = (s->dc_crt_control & SM501_DC_CRT_CONTROL_SEL) ? 1 : 0; 727 int fb_len = get_width(s, crt) * get_height(s, crt) * get_bpp(s, crt); 728 729 if (addressing != 0x0) { 730 printf("%s: only XY addressing is supported.\n", __func__); 731 abort(); 732 } 733 734 if (rop_mode == 0) { 735 if (rop != 0xcc) { 736 /* Anything other than plain copies are not supported */ 737 qemu_log_mask(LOG_UNIMP, "sm501: rop3 mode with rop %x is not " 738 "supported.\n", rop); 739 } 740 } else { 741 if (rop2_source_is_pattern && rop != 0x5) { 742 /* For pattern source, we support only inverse dest */ 743 qemu_log_mask(LOG_UNIMP, "sm501: rop2 source being the pattern and " 744 "rop %x is not supported.\n", rop); 745 } else { 746 if (rop != 0x5 && rop != 0xc) { 747 /* Anything other than plain copies or inverse dest is not 748 * supported */ 749 qemu_log_mask(LOG_UNIMP, "sm501: rop mode %x is not " 750 "supported.\n", rop); 751 } 752 } 753 } 754 755 if ((s->twoD_source_base & 0x08000000) || 756 (s->twoD_destination_base & 0x08000000)) { 757 printf("%s: only local memory is supported.\n", __func__); 758 abort(); 759 } 760 761 switch (operation) { 762 case 0x00: /* copy area */ 763 #define COPY_AREA(_bpp, _pixel_type, rtl) { \ 764 int y, x, index_d, index_s; \ 765 for (y = 0; y < operation_height; y++) { \ 766 for (x = 0; x < operation_width; x++) { \ 767 _pixel_type val; \ 768 \ 769 if (rtl) { \ 770 index_s = ((src_y - y) * src_width + src_x - x) * _bpp; \ 771 index_d = ((dst_y - y) * dst_width + dst_x - x) * _bpp; \ 772 } else { \ 773 index_s = ((src_y + y) * src_width + src_x + x) * _bpp; \ 774 index_d = ((dst_y + y) * dst_width + dst_x + x) * _bpp; \ 775 } \ 776 if (rop_mode == 1 && rop == 5) { \ 777 /* Invert dest */ \ 778 val = ~*(_pixel_type *)&dst[index_d]; \ 779 } else { \ 780 val = *(_pixel_type *)&src[index_s]; \ 781 } \ 782 *(_pixel_type *)&dst[index_d] = val; \ 783 } \ 784 } \ 785 } 786 switch (format_flags) { 787 case 0: 788 COPY_AREA(1, uint8_t, rtl); 789 break; 790 case 1: 791 COPY_AREA(2, uint16_t, rtl); 792 break; 793 case 2: 794 COPY_AREA(4, uint32_t, rtl); 795 break; 796 } 797 break; 798 799 case 0x01: /* fill rectangle */ 800 #define FILL_RECT(_bpp, _pixel_type) { \ 801 int y, x; \ 802 for (y = 0; y < operation_height; y++) { \ 803 for (x = 0; x < operation_width; x++) { \ 804 int index = ((dst_y + y) * dst_width + dst_x + x) * _bpp; \ 805 *(_pixel_type *)&dst[index] = (_pixel_type)color; \ 806 } \ 807 } \ 808 } 809 810 switch (format_flags) { 811 case 0: 812 FILL_RECT(1, uint8_t); 813 break; 814 case 1: 815 color = cpu_to_le16(color); 816 FILL_RECT(2, uint16_t); 817 break; 818 case 2: 819 color = cpu_to_le32(color); 820 FILL_RECT(4, uint32_t); 821 break; 822 } 823 break; 824 825 default: 826 printf("non-implemented SM501 2D operation. %d\n", operation); 827 abort(); 828 break; 829 } 830 831 if (dst_base >= get_fb_addr(s, crt) && 832 dst_base <= get_fb_addr(s, crt) + fb_len) { 833 int dst_len = MIN(fb_len, ((dst_y + operation_height - 1) * dst_width + 834 dst_x + operation_width) * (1 << format_flags)); 835 if (dst_len) { 836 memory_region_set_dirty(&s->local_mem_region, dst_base, dst_len); 837 } 838 } 839 } 840 841 static uint64_t sm501_system_config_read(void *opaque, hwaddr addr, 842 unsigned size) 843 { 844 SM501State *s = (SM501State *)opaque; 845 uint32_t ret = 0; 846 SM501_DPRINTF("sm501 system config regs : read addr=%x\n", (int)addr); 847 848 switch (addr) { 849 case SM501_SYSTEM_CONTROL: 850 ret = s->system_control; 851 break; 852 case SM501_MISC_CONTROL: 853 ret = s->misc_control; 854 break; 855 case SM501_GPIO31_0_CONTROL: 856 ret = s->gpio_31_0_control; 857 break; 858 case SM501_GPIO63_32_CONTROL: 859 ret = s->gpio_63_32_control; 860 break; 861 case SM501_DEVICEID: 862 ret = 0x050100A0; 863 break; 864 case SM501_DRAM_CONTROL: 865 ret = (s->dram_control & 0x07F107C0) | s->local_mem_size_index << 13; 866 break; 867 case SM501_ARBTRTN_CONTROL: 868 ret = s->arbitration_control; 869 break; 870 case SM501_COMMAND_LIST_STATUS: 871 ret = 0x00180002; /* FIFOs are empty, everything idle */ 872 break; 873 case SM501_IRQ_MASK: 874 ret = s->irq_mask; 875 break; 876 case SM501_MISC_TIMING: 877 /* TODO : simulate gate control */ 878 ret = s->misc_timing; 879 break; 880 case SM501_CURRENT_GATE: 881 /* TODO : simulate gate control */ 882 ret = 0x00021807; 883 break; 884 case SM501_CURRENT_CLOCK: 885 ret = 0x2A1A0A09; 886 break; 887 case SM501_POWER_MODE_CONTROL: 888 ret = s->power_mode_control; 889 break; 890 case SM501_ENDIAN_CONTROL: 891 ret = 0; /* Only default little endian mode is supported */ 892 break; 893 894 default: 895 printf("sm501 system config : not implemented register read." 896 " addr=%x\n", (int)addr); 897 abort(); 898 } 899 900 return ret; 901 } 902 903 static void sm501_system_config_write(void *opaque, hwaddr addr, 904 uint64_t value, unsigned size) 905 { 906 SM501State *s = (SM501State *)opaque; 907 SM501_DPRINTF("sm501 system config regs : write addr=%x, val=%x\n", 908 (uint32_t)addr, (uint32_t)value); 909 910 switch (addr) { 911 case SM501_SYSTEM_CONTROL: 912 s->system_control &= 0x10DB0000; 913 s->system_control |= value & 0xEF00B8F7; 914 break; 915 case SM501_MISC_CONTROL: 916 s->misc_control &= 0xEF; 917 s->misc_control |= value & 0xFF7FFF10; 918 break; 919 case SM501_GPIO31_0_CONTROL: 920 s->gpio_31_0_control = value; 921 break; 922 case SM501_GPIO63_32_CONTROL: 923 s->gpio_63_32_control = value & 0xFF80FFFF; 924 break; 925 case SM501_DRAM_CONTROL: 926 s->local_mem_size_index = (value >> 13) & 0x7; 927 /* TODO : check validity of size change */ 928 s->dram_control &= 0x80000000; 929 s->dram_control |= value & 0x7FFFFFC3; 930 break; 931 case SM501_ARBTRTN_CONTROL: 932 s->arbitration_control = value & 0x37777777; 933 break; 934 case SM501_IRQ_MASK: 935 s->irq_mask = value & 0xFFDF3F5F; 936 break; 937 case SM501_MISC_TIMING: 938 s->misc_timing = value & 0xF31F1FFF; 939 break; 940 case SM501_POWER_MODE_0_GATE: 941 case SM501_POWER_MODE_1_GATE: 942 case SM501_POWER_MODE_0_CLOCK: 943 case SM501_POWER_MODE_1_CLOCK: 944 /* TODO : simulate gate & clock control */ 945 break; 946 case SM501_POWER_MODE_CONTROL: 947 s->power_mode_control = value & 0x00000003; 948 break; 949 case SM501_ENDIAN_CONTROL: 950 if (value & 0x00000001) { 951 printf("sm501 system config : big endian mode not implemented.\n"); 952 abort(); 953 } 954 break; 955 956 default: 957 printf("sm501 system config : not implemented register write." 958 " addr=%x, val=%x\n", (int)addr, (uint32_t)value); 959 abort(); 960 } 961 } 962 963 static const MemoryRegionOps sm501_system_config_ops = { 964 .read = sm501_system_config_read, 965 .write = sm501_system_config_write, 966 .valid = { 967 .min_access_size = 4, 968 .max_access_size = 4, 969 }, 970 .endianness = DEVICE_LITTLE_ENDIAN, 971 }; 972 973 static uint64_t sm501_i2c_read(void *opaque, hwaddr addr, unsigned size) 974 { 975 SM501State *s = (SM501State *)opaque; 976 uint8_t ret = 0; 977 978 switch (addr) { 979 case SM501_I2C_BYTE_COUNT: 980 ret = s->i2c_byte_count; 981 break; 982 case SM501_I2C_STATUS: 983 ret = s->i2c_status; 984 break; 985 case SM501_I2C_SLAVE_ADDRESS: 986 ret = s->i2c_addr; 987 break; 988 case SM501_I2C_DATA ... SM501_I2C_DATA + 15: 989 ret = s->i2c_data[addr - SM501_I2C_DATA]; 990 break; 991 default: 992 qemu_log_mask(LOG_UNIMP, "sm501 i2c : not implemented register read." 993 " addr=0x%" HWADDR_PRIx "\n", addr); 994 } 995 996 SM501_DPRINTF("sm501 i2c regs : read addr=%" HWADDR_PRIx " val=%x\n", 997 addr, ret); 998 return ret; 999 } 1000 1001 static void sm501_i2c_write(void *opaque, hwaddr addr, uint64_t value, 1002 unsigned size) 1003 { 1004 SM501State *s = (SM501State *)opaque; 1005 SM501_DPRINTF("sm501 i2c regs : write addr=%" HWADDR_PRIx 1006 " val=%" PRIx64 "\n", addr, value); 1007 1008 switch (addr) { 1009 case SM501_I2C_BYTE_COUNT: 1010 s->i2c_byte_count = value & 0xf; 1011 break; 1012 case SM501_I2C_CONTROL: 1013 if (value & SM501_I2C_CONTROL_ENABLE) { 1014 if (value & SM501_I2C_CONTROL_START) { 1015 int res = i2c_start_transfer(s->i2c_bus, 1016 s->i2c_addr >> 1, 1017 s->i2c_addr & 1); 1018 s->i2c_status |= (res ? SM501_I2C_STATUS_ERROR : 0); 1019 if (!res) { 1020 int i; 1021 SM501_DPRINTF("sm501 i2c : transferring %d bytes to 0x%x\n", 1022 s->i2c_byte_count + 1, s->i2c_addr >> 1); 1023 for (i = 0; i <= s->i2c_byte_count; i++) { 1024 res = i2c_send_recv(s->i2c_bus, &s->i2c_data[i], 1025 !(s->i2c_addr & 1)); 1026 if (res) { 1027 SM501_DPRINTF("sm501 i2c : transfer failed" 1028 " i=%d, res=%d\n", i, res); 1029 s->i2c_status |= SM501_I2C_STATUS_ERROR; 1030 return; 1031 } 1032 } 1033 if (i) { 1034 SM501_DPRINTF("sm501 i2c : transferred %d bytes\n", i); 1035 s->i2c_status = SM501_I2C_STATUS_COMPLETE; 1036 } 1037 } 1038 } else { 1039 SM501_DPRINTF("sm501 i2c : end transfer\n"); 1040 i2c_end_transfer(s->i2c_bus); 1041 s->i2c_status &= ~SM501_I2C_STATUS_ERROR; 1042 } 1043 } 1044 break; 1045 case SM501_I2C_RESET: 1046 if ((value & SM501_I2C_RESET_ERROR) == 0) { 1047 s->i2c_status &= ~SM501_I2C_STATUS_ERROR; 1048 } 1049 break; 1050 case SM501_I2C_SLAVE_ADDRESS: 1051 s->i2c_addr = value & 0xff; 1052 break; 1053 case SM501_I2C_DATA ... SM501_I2C_DATA + 15: 1054 s->i2c_data[addr - SM501_I2C_DATA] = value & 0xff; 1055 break; 1056 default: 1057 qemu_log_mask(LOG_UNIMP, "sm501 i2c : not implemented register write. " 1058 "addr=0x%" HWADDR_PRIx " val=%" PRIx64 "\n", addr, value); 1059 } 1060 } 1061 1062 static const MemoryRegionOps sm501_i2c_ops = { 1063 .read = sm501_i2c_read, 1064 .write = sm501_i2c_write, 1065 .valid = { 1066 .min_access_size = 1, 1067 .max_access_size = 1, 1068 }, 1069 .impl = { 1070 .min_access_size = 1, 1071 .max_access_size = 1, 1072 }, 1073 .endianness = DEVICE_LITTLE_ENDIAN, 1074 }; 1075 1076 static uint32_t sm501_palette_read(void *opaque, hwaddr addr) 1077 { 1078 SM501State *s = (SM501State *)opaque; 1079 SM501_DPRINTF("sm501 palette read addr=%x\n", (int)addr); 1080 1081 /* TODO : consider BYTE/WORD access */ 1082 /* TODO : consider endian */ 1083 1084 assert(range_covers_byte(0, 0x400 * 3, addr)); 1085 return *(uint32_t *)&s->dc_palette[addr]; 1086 } 1087 1088 static void sm501_palette_write(void *opaque, hwaddr addr, 1089 uint32_t value) 1090 { 1091 SM501State *s = (SM501State *)opaque; 1092 SM501_DPRINTF("sm501 palette write addr=%x, val=%x\n", 1093 (int)addr, value); 1094 1095 /* TODO : consider BYTE/WORD access */ 1096 /* TODO : consider endian */ 1097 1098 assert(range_covers_byte(0, 0x400 * 3, addr)); 1099 *(uint32_t *)&s->dc_palette[addr] = value; 1100 s->do_full_update = true; 1101 } 1102 1103 static uint64_t sm501_disp_ctrl_read(void *opaque, hwaddr addr, 1104 unsigned size) 1105 { 1106 SM501State *s = (SM501State *)opaque; 1107 uint32_t ret = 0; 1108 SM501_DPRINTF("sm501 disp ctrl regs : read addr=%x\n", (int)addr); 1109 1110 switch (addr) { 1111 1112 case SM501_DC_PANEL_CONTROL: 1113 ret = s->dc_panel_control; 1114 break; 1115 case SM501_DC_PANEL_PANNING_CONTROL: 1116 ret = s->dc_panel_panning_control; 1117 break; 1118 case SM501_DC_PANEL_COLOR_KEY: 1119 /* Not implemented yet */ 1120 break; 1121 case SM501_DC_PANEL_FB_ADDR: 1122 ret = s->dc_panel_fb_addr; 1123 break; 1124 case SM501_DC_PANEL_FB_OFFSET: 1125 ret = s->dc_panel_fb_offset; 1126 break; 1127 case SM501_DC_PANEL_FB_WIDTH: 1128 ret = s->dc_panel_fb_width; 1129 break; 1130 case SM501_DC_PANEL_FB_HEIGHT: 1131 ret = s->dc_panel_fb_height; 1132 break; 1133 case SM501_DC_PANEL_TL_LOC: 1134 ret = s->dc_panel_tl_location; 1135 break; 1136 case SM501_DC_PANEL_BR_LOC: 1137 ret = s->dc_panel_br_location; 1138 break; 1139 1140 case SM501_DC_PANEL_H_TOT: 1141 ret = s->dc_panel_h_total; 1142 break; 1143 case SM501_DC_PANEL_H_SYNC: 1144 ret = s->dc_panel_h_sync; 1145 break; 1146 case SM501_DC_PANEL_V_TOT: 1147 ret = s->dc_panel_v_total; 1148 break; 1149 case SM501_DC_PANEL_V_SYNC: 1150 ret = s->dc_panel_v_sync; 1151 break; 1152 1153 case SM501_DC_PANEL_HWC_ADDR: 1154 ret = s->dc_panel_hwc_addr; 1155 break; 1156 case SM501_DC_PANEL_HWC_LOC: 1157 ret = s->dc_panel_hwc_location; 1158 break; 1159 case SM501_DC_PANEL_HWC_COLOR_1_2: 1160 ret = s->dc_panel_hwc_color_1_2; 1161 break; 1162 case SM501_DC_PANEL_HWC_COLOR_3: 1163 ret = s->dc_panel_hwc_color_3; 1164 break; 1165 1166 case SM501_DC_VIDEO_CONTROL: 1167 ret = s->dc_video_control; 1168 break; 1169 1170 case SM501_DC_CRT_CONTROL: 1171 ret = s->dc_crt_control; 1172 break; 1173 case SM501_DC_CRT_FB_ADDR: 1174 ret = s->dc_crt_fb_addr; 1175 break; 1176 case SM501_DC_CRT_FB_OFFSET: 1177 ret = s->dc_crt_fb_offset; 1178 break; 1179 case SM501_DC_CRT_H_TOT: 1180 ret = s->dc_crt_h_total; 1181 break; 1182 case SM501_DC_CRT_H_SYNC: 1183 ret = s->dc_crt_h_sync; 1184 break; 1185 case SM501_DC_CRT_V_TOT: 1186 ret = s->dc_crt_v_total; 1187 break; 1188 case SM501_DC_CRT_V_SYNC: 1189 ret = s->dc_crt_v_sync; 1190 break; 1191 1192 case SM501_DC_CRT_HWC_ADDR: 1193 ret = s->dc_crt_hwc_addr; 1194 break; 1195 case SM501_DC_CRT_HWC_LOC: 1196 ret = s->dc_crt_hwc_location; 1197 break; 1198 case SM501_DC_CRT_HWC_COLOR_1_2: 1199 ret = s->dc_crt_hwc_color_1_2; 1200 break; 1201 case SM501_DC_CRT_HWC_COLOR_3: 1202 ret = s->dc_crt_hwc_color_3; 1203 break; 1204 1205 case SM501_DC_PANEL_PALETTE ... SM501_DC_PANEL_PALETTE + 0x400 * 3 - 4: 1206 ret = sm501_palette_read(opaque, addr - SM501_DC_PANEL_PALETTE); 1207 break; 1208 1209 default: 1210 printf("sm501 disp ctrl : not implemented register read." 1211 " addr=%x\n", (int)addr); 1212 abort(); 1213 } 1214 1215 return ret; 1216 } 1217 1218 static void sm501_disp_ctrl_write(void *opaque, hwaddr addr, 1219 uint64_t value, unsigned size) 1220 { 1221 SM501State *s = (SM501State *)opaque; 1222 SM501_DPRINTF("sm501 disp ctrl regs : write addr=%x, val=%x\n", 1223 (unsigned)addr, (unsigned)value); 1224 1225 switch (addr) { 1226 case SM501_DC_PANEL_CONTROL: 1227 s->dc_panel_control = value & 0x0FFF73FF; 1228 break; 1229 case SM501_DC_PANEL_PANNING_CONTROL: 1230 s->dc_panel_panning_control = value & 0xFF3FFF3F; 1231 break; 1232 case SM501_DC_PANEL_COLOR_KEY: 1233 /* Not implemented yet */ 1234 break; 1235 case SM501_DC_PANEL_FB_ADDR: 1236 s->dc_panel_fb_addr = value & 0x8FFFFFF0; 1237 if (value & 0x8000000) { 1238 qemu_log_mask(LOG_UNIMP, "Panel external memory not supported\n"); 1239 } 1240 s->do_full_update = true; 1241 break; 1242 case SM501_DC_PANEL_FB_OFFSET: 1243 s->dc_panel_fb_offset = value & 0x3FF03FF0; 1244 break; 1245 case SM501_DC_PANEL_FB_WIDTH: 1246 s->dc_panel_fb_width = value & 0x0FFF0FFF; 1247 break; 1248 case SM501_DC_PANEL_FB_HEIGHT: 1249 s->dc_panel_fb_height = value & 0x0FFF0FFF; 1250 break; 1251 case SM501_DC_PANEL_TL_LOC: 1252 s->dc_panel_tl_location = value & 0x07FF07FF; 1253 break; 1254 case SM501_DC_PANEL_BR_LOC: 1255 s->dc_panel_br_location = value & 0x07FF07FF; 1256 break; 1257 1258 case SM501_DC_PANEL_H_TOT: 1259 s->dc_panel_h_total = value & 0x0FFF0FFF; 1260 break; 1261 case SM501_DC_PANEL_H_SYNC: 1262 s->dc_panel_h_sync = value & 0x00FF0FFF; 1263 break; 1264 case SM501_DC_PANEL_V_TOT: 1265 s->dc_panel_v_total = value & 0x0FFF0FFF; 1266 break; 1267 case SM501_DC_PANEL_V_SYNC: 1268 s->dc_panel_v_sync = value & 0x003F0FFF; 1269 break; 1270 1271 case SM501_DC_PANEL_HWC_ADDR: 1272 value &= 0x8FFFFFF0; 1273 if (value != s->dc_panel_hwc_addr) { 1274 hwc_invalidate(s, 0); 1275 s->dc_panel_hwc_addr = value; 1276 } 1277 break; 1278 case SM501_DC_PANEL_HWC_LOC: 1279 value &= 0x0FFF0FFF; 1280 if (value != s->dc_panel_hwc_location) { 1281 hwc_invalidate(s, 0); 1282 s->dc_panel_hwc_location = value; 1283 } 1284 break; 1285 case SM501_DC_PANEL_HWC_COLOR_1_2: 1286 s->dc_panel_hwc_color_1_2 = value; 1287 break; 1288 case SM501_DC_PANEL_HWC_COLOR_3: 1289 s->dc_panel_hwc_color_3 = value & 0x0000FFFF; 1290 break; 1291 1292 case SM501_DC_VIDEO_CONTROL: 1293 s->dc_video_control = value & 0x00037FFF; 1294 break; 1295 1296 case SM501_DC_CRT_CONTROL: 1297 s->dc_crt_control = value & 0x0003FFFF; 1298 break; 1299 case SM501_DC_CRT_FB_ADDR: 1300 s->dc_crt_fb_addr = value & 0x8FFFFFF0; 1301 if (value & 0x8000000) { 1302 qemu_log_mask(LOG_UNIMP, "CRT external memory not supported\n"); 1303 } 1304 s->do_full_update = true; 1305 break; 1306 case SM501_DC_CRT_FB_OFFSET: 1307 s->dc_crt_fb_offset = value & 0x3FF03FF0; 1308 break; 1309 case SM501_DC_CRT_H_TOT: 1310 s->dc_crt_h_total = value & 0x0FFF0FFF; 1311 break; 1312 case SM501_DC_CRT_H_SYNC: 1313 s->dc_crt_h_sync = value & 0x00FF0FFF; 1314 break; 1315 case SM501_DC_CRT_V_TOT: 1316 s->dc_crt_v_total = value & 0x0FFF0FFF; 1317 break; 1318 case SM501_DC_CRT_V_SYNC: 1319 s->dc_crt_v_sync = value & 0x003F0FFF; 1320 break; 1321 1322 case SM501_DC_CRT_HWC_ADDR: 1323 value &= 0x8FFFFFF0; 1324 if (value != s->dc_crt_hwc_addr) { 1325 hwc_invalidate(s, 1); 1326 s->dc_crt_hwc_addr = value; 1327 } 1328 break; 1329 case SM501_DC_CRT_HWC_LOC: 1330 value &= 0x0FFF0FFF; 1331 if (value != s->dc_crt_hwc_location) { 1332 hwc_invalidate(s, 1); 1333 s->dc_crt_hwc_location = value; 1334 } 1335 break; 1336 case SM501_DC_CRT_HWC_COLOR_1_2: 1337 s->dc_crt_hwc_color_1_2 = value; 1338 break; 1339 case SM501_DC_CRT_HWC_COLOR_3: 1340 s->dc_crt_hwc_color_3 = value & 0x0000FFFF; 1341 break; 1342 1343 case SM501_DC_PANEL_PALETTE ... SM501_DC_PANEL_PALETTE + 0x400 * 3 - 4: 1344 sm501_palette_write(opaque, addr - SM501_DC_PANEL_PALETTE, value); 1345 break; 1346 1347 default: 1348 printf("sm501 disp ctrl : not implemented register write." 1349 " addr=%x, val=%x\n", (int)addr, (unsigned)value); 1350 abort(); 1351 } 1352 } 1353 1354 static const MemoryRegionOps sm501_disp_ctrl_ops = { 1355 .read = sm501_disp_ctrl_read, 1356 .write = sm501_disp_ctrl_write, 1357 .valid = { 1358 .min_access_size = 4, 1359 .max_access_size = 4, 1360 }, 1361 .endianness = DEVICE_LITTLE_ENDIAN, 1362 }; 1363 1364 static uint64_t sm501_2d_engine_read(void *opaque, hwaddr addr, 1365 unsigned size) 1366 { 1367 SM501State *s = (SM501State *)opaque; 1368 uint32_t ret = 0; 1369 SM501_DPRINTF("sm501 2d engine regs : read addr=%x\n", (int)addr); 1370 1371 switch (addr) { 1372 case SM501_2D_SOURCE: 1373 ret = s->twoD_source; 1374 break; 1375 case SM501_2D_DESTINATION: 1376 ret = s->twoD_destination; 1377 break; 1378 case SM501_2D_DIMENSION: 1379 ret = s->twoD_dimension; 1380 break; 1381 case SM501_2D_CONTROL: 1382 ret = s->twoD_control; 1383 break; 1384 case SM501_2D_PITCH: 1385 ret = s->twoD_pitch; 1386 break; 1387 case SM501_2D_FOREGROUND: 1388 ret = s->twoD_foreground; 1389 break; 1390 case SM501_2D_BACKGROUND: 1391 ret = s->twoD_background; 1392 break; 1393 case SM501_2D_STRETCH: 1394 ret = s->twoD_stretch; 1395 break; 1396 case SM501_2D_COLOR_COMPARE: 1397 ret = s->twoD_color_compare; 1398 break; 1399 case SM501_2D_COLOR_COMPARE_MASK: 1400 ret = s->twoD_color_compare_mask; 1401 break; 1402 case SM501_2D_MASK: 1403 ret = s->twoD_mask; 1404 break; 1405 case SM501_2D_CLIP_TL: 1406 ret = s->twoD_clip_tl; 1407 break; 1408 case SM501_2D_CLIP_BR: 1409 ret = s->twoD_clip_br; 1410 break; 1411 case SM501_2D_MONO_PATTERN_LOW: 1412 ret = s->twoD_mono_pattern_low; 1413 break; 1414 case SM501_2D_MONO_PATTERN_HIGH: 1415 ret = s->twoD_mono_pattern_high; 1416 break; 1417 case SM501_2D_WINDOW_WIDTH: 1418 ret = s->twoD_window_width; 1419 break; 1420 case SM501_2D_SOURCE_BASE: 1421 ret = s->twoD_source_base; 1422 break; 1423 case SM501_2D_DESTINATION_BASE: 1424 ret = s->twoD_destination_base; 1425 break; 1426 case SM501_2D_ALPHA: 1427 ret = s->twoD_alpha; 1428 break; 1429 case SM501_2D_WRAP: 1430 ret = s->twoD_wrap; 1431 break; 1432 case SM501_2D_STATUS: 1433 ret = 0; /* Should return interrupt status */ 1434 break; 1435 default: 1436 printf("sm501 disp ctrl : not implemented register read." 1437 " addr=%x\n", (int)addr); 1438 abort(); 1439 } 1440 1441 return ret; 1442 } 1443 1444 static void sm501_2d_engine_write(void *opaque, hwaddr addr, 1445 uint64_t value, unsigned size) 1446 { 1447 SM501State *s = (SM501State *)opaque; 1448 SM501_DPRINTF("sm501 2d engine regs : write addr=%x, val=%x\n", 1449 (unsigned)addr, (unsigned)value); 1450 1451 switch (addr) { 1452 case SM501_2D_SOURCE: 1453 s->twoD_source = value; 1454 break; 1455 case SM501_2D_DESTINATION: 1456 s->twoD_destination = value; 1457 break; 1458 case SM501_2D_DIMENSION: 1459 s->twoD_dimension = value; 1460 break; 1461 case SM501_2D_CONTROL: 1462 s->twoD_control = value; 1463 1464 /* do 2d operation if start flag is set. */ 1465 if (value & 0x80000000) { 1466 sm501_2d_operation(s); 1467 s->twoD_control &= ~0x80000000; /* start flag down */ 1468 } 1469 1470 break; 1471 case SM501_2D_PITCH: 1472 s->twoD_pitch = value; 1473 break; 1474 case SM501_2D_FOREGROUND: 1475 s->twoD_foreground = value; 1476 break; 1477 case SM501_2D_BACKGROUND: 1478 s->twoD_background = value; 1479 break; 1480 case SM501_2D_STRETCH: 1481 s->twoD_stretch = value; 1482 break; 1483 case SM501_2D_COLOR_COMPARE: 1484 s->twoD_color_compare = value; 1485 break; 1486 case SM501_2D_COLOR_COMPARE_MASK: 1487 s->twoD_color_compare_mask = value; 1488 break; 1489 case SM501_2D_MASK: 1490 s->twoD_mask = value; 1491 break; 1492 case SM501_2D_CLIP_TL: 1493 s->twoD_clip_tl = value; 1494 break; 1495 case SM501_2D_CLIP_BR: 1496 s->twoD_clip_br = value; 1497 break; 1498 case SM501_2D_MONO_PATTERN_LOW: 1499 s->twoD_mono_pattern_low = value; 1500 break; 1501 case SM501_2D_MONO_PATTERN_HIGH: 1502 s->twoD_mono_pattern_high = value; 1503 break; 1504 case SM501_2D_WINDOW_WIDTH: 1505 s->twoD_window_width = value; 1506 break; 1507 case SM501_2D_SOURCE_BASE: 1508 s->twoD_source_base = value; 1509 break; 1510 case SM501_2D_DESTINATION_BASE: 1511 s->twoD_destination_base = value; 1512 break; 1513 case SM501_2D_ALPHA: 1514 s->twoD_alpha = value; 1515 break; 1516 case SM501_2D_WRAP: 1517 s->twoD_wrap = value; 1518 break; 1519 case SM501_2D_STATUS: 1520 /* ignored, writing 0 should clear interrupt status */ 1521 break; 1522 default: 1523 printf("sm501 2d engine : not implemented register write." 1524 " addr=%x, val=%x\n", (int)addr, (unsigned)value); 1525 abort(); 1526 } 1527 } 1528 1529 static const MemoryRegionOps sm501_2d_engine_ops = { 1530 .read = sm501_2d_engine_read, 1531 .write = sm501_2d_engine_write, 1532 .valid = { 1533 .min_access_size = 4, 1534 .max_access_size = 4, 1535 }, 1536 .endianness = DEVICE_LITTLE_ENDIAN, 1537 }; 1538 1539 /* draw line functions for all console modes */ 1540 1541 typedef void draw_line_func(uint8_t *d, const uint8_t *s, 1542 int width, const uint32_t *pal); 1543 1544 typedef void draw_hwc_line_func(uint8_t *d, const uint8_t *s, 1545 int width, const uint8_t *palette, 1546 int c_x, int c_y); 1547 1548 #define DEPTH 8 1549 #include "sm501_template.h" 1550 1551 #define DEPTH 15 1552 #include "sm501_template.h" 1553 1554 #define BGR_FORMAT 1555 #define DEPTH 15 1556 #include "sm501_template.h" 1557 1558 #define DEPTH 16 1559 #include "sm501_template.h" 1560 1561 #define BGR_FORMAT 1562 #define DEPTH 16 1563 #include "sm501_template.h" 1564 1565 #define DEPTH 32 1566 #include "sm501_template.h" 1567 1568 #define BGR_FORMAT 1569 #define DEPTH 32 1570 #include "sm501_template.h" 1571 1572 static draw_line_func *draw_line8_funcs[] = { 1573 draw_line8_8, 1574 draw_line8_15, 1575 draw_line8_16, 1576 draw_line8_32, 1577 draw_line8_32bgr, 1578 draw_line8_15bgr, 1579 draw_line8_16bgr, 1580 }; 1581 1582 static draw_line_func *draw_line16_funcs[] = { 1583 draw_line16_8, 1584 draw_line16_15, 1585 draw_line16_16, 1586 draw_line16_32, 1587 draw_line16_32bgr, 1588 draw_line16_15bgr, 1589 draw_line16_16bgr, 1590 }; 1591 1592 static draw_line_func *draw_line32_funcs[] = { 1593 draw_line32_8, 1594 draw_line32_15, 1595 draw_line32_16, 1596 draw_line32_32, 1597 draw_line32_32bgr, 1598 draw_line32_15bgr, 1599 draw_line32_16bgr, 1600 }; 1601 1602 static draw_hwc_line_func *draw_hwc_line_funcs[] = { 1603 draw_hwc_line_8, 1604 draw_hwc_line_15, 1605 draw_hwc_line_16, 1606 draw_hwc_line_32, 1607 draw_hwc_line_32bgr, 1608 draw_hwc_line_15bgr, 1609 draw_hwc_line_16bgr, 1610 }; 1611 1612 static inline int get_depth_index(DisplaySurface *surface) 1613 { 1614 switch (surface_bits_per_pixel(surface)) { 1615 default: 1616 case 8: 1617 return 0; 1618 case 15: 1619 return 1; 1620 case 16: 1621 return 2; 1622 case 32: 1623 if (is_surface_bgr(surface)) { 1624 return 4; 1625 } else { 1626 return 3; 1627 } 1628 } 1629 } 1630 1631 static void sm501_update_display(void *opaque) 1632 { 1633 SM501State *s = (SM501State *)opaque; 1634 DisplaySurface *surface = qemu_console_surface(s->con); 1635 DirtyBitmapSnapshot *snap; 1636 int y, c_x = 0, c_y = 0; 1637 int crt = (s->dc_crt_control & SM501_DC_CRT_CONTROL_SEL) ? 1 : 0; 1638 int width = get_width(s, crt); 1639 int height = get_height(s, crt); 1640 int src_bpp = get_bpp(s, crt); 1641 int dst_bpp = surface_bytes_per_pixel(surface); 1642 int dst_depth_index = get_depth_index(surface); 1643 draw_line_func *draw_line = NULL; 1644 draw_hwc_line_func *draw_hwc_line = NULL; 1645 int full_update = 0; 1646 int y_start = -1; 1647 ram_addr_t offset; 1648 uint32_t *palette; 1649 uint8_t hwc_palette[3 * 3]; 1650 uint8_t *hwc_src = NULL; 1651 1652 if (!((crt ? s->dc_crt_control : s->dc_panel_control) 1653 & SM501_DC_CRT_CONTROL_ENABLE)) { 1654 return; 1655 } 1656 1657 palette = (uint32_t *)(crt ? &s->dc_palette[SM501_DC_CRT_PALETTE - 1658 SM501_DC_PANEL_PALETTE] 1659 : &s->dc_palette[0]); 1660 1661 /* choose draw_line function */ 1662 switch (src_bpp) { 1663 case 1: 1664 draw_line = draw_line8_funcs[dst_depth_index]; 1665 break; 1666 case 2: 1667 draw_line = draw_line16_funcs[dst_depth_index]; 1668 break; 1669 case 4: 1670 draw_line = draw_line32_funcs[dst_depth_index]; 1671 break; 1672 default: 1673 printf("sm501 update display : invalid control register value.\n"); 1674 abort(); 1675 break; 1676 } 1677 1678 /* set up to draw hardware cursor */ 1679 if (is_hwc_enabled(s, crt)) { 1680 /* choose cursor draw line function */ 1681 draw_hwc_line = draw_hwc_line_funcs[dst_depth_index]; 1682 hwc_src = get_hwc_address(s, crt); 1683 c_x = get_hwc_x(s, crt); 1684 c_y = get_hwc_y(s, crt); 1685 get_hwc_palette(s, crt, hwc_palette); 1686 } 1687 1688 /* adjust console size */ 1689 if (s->last_width != width || s->last_height != height) { 1690 qemu_console_resize(s->con, width, height); 1691 surface = qemu_console_surface(s->con); 1692 s->last_width = width; 1693 s->last_height = height; 1694 full_update = 1; 1695 } 1696 1697 /* someone else requested a full update */ 1698 if (s->do_full_update) { 1699 s->do_full_update = false; 1700 full_update = 1; 1701 } 1702 1703 /* draw each line according to conditions */ 1704 offset = get_fb_addr(s, crt); 1705 snap = memory_region_snapshot_and_clear_dirty(&s->local_mem_region, 1706 offset, width * height * src_bpp, DIRTY_MEMORY_VGA); 1707 for (y = 0; y < height; y++, offset += width * src_bpp) { 1708 int update, update_hwc; 1709 1710 /* check if hardware cursor is enabled and we're within its range */ 1711 update_hwc = draw_hwc_line && c_y <= y && y < c_y + SM501_HWC_HEIGHT; 1712 update = full_update || update_hwc; 1713 /* check dirty flags for each line */ 1714 update |= memory_region_snapshot_get_dirty(&s->local_mem_region, snap, 1715 offset, width * src_bpp); 1716 1717 /* draw line and change status */ 1718 if (update) { 1719 uint8_t *d = surface_data(surface); 1720 d += y * width * dst_bpp; 1721 1722 /* draw graphics layer */ 1723 draw_line(d, s->local_mem + offset, width, palette); 1724 1725 /* draw hardware cursor */ 1726 if (update_hwc) { 1727 draw_hwc_line(d, hwc_src, width, hwc_palette, c_x, y - c_y); 1728 } 1729 1730 if (y_start < 0) { 1731 y_start = y; 1732 } 1733 } else { 1734 if (y_start >= 0) { 1735 /* flush to display */ 1736 dpy_gfx_update(s->con, 0, y_start, width, y - y_start); 1737 y_start = -1; 1738 } 1739 } 1740 } 1741 g_free(snap); 1742 1743 /* complete flush to display */ 1744 if (y_start >= 0) { 1745 dpy_gfx_update(s->con, 0, y_start, width, y - y_start); 1746 } 1747 } 1748 1749 static const GraphicHwOps sm501_ops = { 1750 .gfx_update = sm501_update_display, 1751 }; 1752 1753 static void sm501_reset(SM501State *s) 1754 { 1755 s->system_control = 0x00100000; /* 2D engine FIFO empty */ 1756 /* Bits 17 (SH), 7 (CDR), 6:5 (Test), 2:0 (Bus) are all supposed 1757 * to be determined at reset by GPIO lines which set config bits. 1758 * We hardwire them: 1759 * SH = 0 : Hitachi Ready Polarity == Active Low 1760 * CDR = 0 : do not reset clock divider 1761 * TEST = 0 : Normal mode (not testing the silicon) 1762 * BUS = 0 : Hitachi SH3/SH4 1763 */ 1764 s->misc_control = SM501_MISC_DAC_POWER; 1765 s->gpio_31_0_control = 0; 1766 s->gpio_63_32_control = 0; 1767 s->dram_control = 0; 1768 s->arbitration_control = 0x05146732; 1769 s->irq_mask = 0; 1770 s->misc_timing = 0; 1771 s->power_mode_control = 0; 1772 s->i2c_byte_count = 0; 1773 s->i2c_status = 0; 1774 s->i2c_addr = 0; 1775 memset(s->i2c_data, 0, 16); 1776 s->dc_panel_control = 0x00010000; /* FIFO level 3 */ 1777 s->dc_video_control = 0; 1778 s->dc_crt_control = 0x00010000; 1779 s->twoD_source = 0; 1780 s->twoD_destination = 0; 1781 s->twoD_dimension = 0; 1782 s->twoD_control = 0; 1783 s->twoD_pitch = 0; 1784 s->twoD_foreground = 0; 1785 s->twoD_background = 0; 1786 s->twoD_stretch = 0; 1787 s->twoD_color_compare = 0; 1788 s->twoD_color_compare_mask = 0; 1789 s->twoD_mask = 0; 1790 s->twoD_clip_tl = 0; 1791 s->twoD_clip_br = 0; 1792 s->twoD_mono_pattern_low = 0; 1793 s->twoD_mono_pattern_high = 0; 1794 s->twoD_window_width = 0; 1795 s->twoD_source_base = 0; 1796 s->twoD_destination_base = 0; 1797 s->twoD_alpha = 0; 1798 s->twoD_wrap = 0; 1799 } 1800 1801 static void sm501_init(SM501State *s, DeviceState *dev, 1802 uint32_t local_mem_bytes) 1803 { 1804 s->local_mem_size_index = get_local_mem_size_index(local_mem_bytes); 1805 SM501_DPRINTF("sm501 local mem size=%x. index=%d\n", get_local_mem_size(s), 1806 s->local_mem_size_index); 1807 1808 /* local memory */ 1809 memory_region_init_ram(&s->local_mem_region, OBJECT(dev), "sm501.local", 1810 get_local_mem_size(s), &error_fatal); 1811 memory_region_set_log(&s->local_mem_region, true, DIRTY_MEMORY_VGA); 1812 s->local_mem = memory_region_get_ram_ptr(&s->local_mem_region); 1813 1814 /* i2c */ 1815 s->i2c_bus = i2c_init_bus(dev, "sm501.i2c"); 1816 /* ddc */ 1817 I2CDDCState *ddc = I2CDDC(qdev_create(BUS(s->i2c_bus), TYPE_I2CDDC)); 1818 i2c_set_slave_address(I2C_SLAVE(ddc), 0x50); 1819 1820 /* mmio */ 1821 memory_region_init(&s->mmio_region, OBJECT(dev), "sm501.mmio", MMIO_SIZE); 1822 memory_region_init_io(&s->system_config_region, OBJECT(dev), 1823 &sm501_system_config_ops, s, 1824 "sm501-system-config", 0x6c); 1825 memory_region_add_subregion(&s->mmio_region, SM501_SYS_CONFIG, 1826 &s->system_config_region); 1827 memory_region_init_io(&s->i2c_region, OBJECT(dev), &sm501_i2c_ops, s, 1828 "sm501-i2c", 0x14); 1829 memory_region_add_subregion(&s->mmio_region, SM501_I2C, &s->i2c_region); 1830 memory_region_init_io(&s->disp_ctrl_region, OBJECT(dev), 1831 &sm501_disp_ctrl_ops, s, 1832 "sm501-disp-ctrl", 0x1000); 1833 memory_region_add_subregion(&s->mmio_region, SM501_DC, 1834 &s->disp_ctrl_region); 1835 memory_region_init_io(&s->twoD_engine_region, OBJECT(dev), 1836 &sm501_2d_engine_ops, s, 1837 "sm501-2d-engine", 0x54); 1838 memory_region_add_subregion(&s->mmio_region, SM501_2D_ENGINE, 1839 &s->twoD_engine_region); 1840 1841 /* create qemu graphic console */ 1842 s->con = graphic_console_init(DEVICE(dev), 0, &sm501_ops, s); 1843 } 1844 1845 static const VMStateDescription vmstate_sm501_state = { 1846 .name = "sm501-state", 1847 .version_id = 1, 1848 .minimum_version_id = 1, 1849 .fields = (VMStateField[]) { 1850 VMSTATE_UINT32(local_mem_size_index, SM501State), 1851 VMSTATE_UINT32(system_control, SM501State), 1852 VMSTATE_UINT32(misc_control, SM501State), 1853 VMSTATE_UINT32(gpio_31_0_control, SM501State), 1854 VMSTATE_UINT32(gpio_63_32_control, SM501State), 1855 VMSTATE_UINT32(dram_control, SM501State), 1856 VMSTATE_UINT32(arbitration_control, SM501State), 1857 VMSTATE_UINT32(irq_mask, SM501State), 1858 VMSTATE_UINT32(misc_timing, SM501State), 1859 VMSTATE_UINT32(power_mode_control, SM501State), 1860 VMSTATE_UINT32(uart0_ier, SM501State), 1861 VMSTATE_UINT32(uart0_lcr, SM501State), 1862 VMSTATE_UINT32(uart0_mcr, SM501State), 1863 VMSTATE_UINT32(uart0_scr, SM501State), 1864 VMSTATE_UINT8_ARRAY(dc_palette, SM501State, DC_PALETTE_ENTRIES), 1865 VMSTATE_UINT32(dc_panel_control, SM501State), 1866 VMSTATE_UINT32(dc_panel_panning_control, SM501State), 1867 VMSTATE_UINT32(dc_panel_fb_addr, SM501State), 1868 VMSTATE_UINT32(dc_panel_fb_offset, SM501State), 1869 VMSTATE_UINT32(dc_panel_fb_width, SM501State), 1870 VMSTATE_UINT32(dc_panel_fb_height, SM501State), 1871 VMSTATE_UINT32(dc_panel_tl_location, SM501State), 1872 VMSTATE_UINT32(dc_panel_br_location, SM501State), 1873 VMSTATE_UINT32(dc_panel_h_total, SM501State), 1874 VMSTATE_UINT32(dc_panel_h_sync, SM501State), 1875 VMSTATE_UINT32(dc_panel_v_total, SM501State), 1876 VMSTATE_UINT32(dc_panel_v_sync, SM501State), 1877 VMSTATE_UINT32(dc_panel_hwc_addr, SM501State), 1878 VMSTATE_UINT32(dc_panel_hwc_location, SM501State), 1879 VMSTATE_UINT32(dc_panel_hwc_color_1_2, SM501State), 1880 VMSTATE_UINT32(dc_panel_hwc_color_3, SM501State), 1881 VMSTATE_UINT32(dc_video_control, SM501State), 1882 VMSTATE_UINT32(dc_crt_control, SM501State), 1883 VMSTATE_UINT32(dc_crt_fb_addr, SM501State), 1884 VMSTATE_UINT32(dc_crt_fb_offset, SM501State), 1885 VMSTATE_UINT32(dc_crt_h_total, SM501State), 1886 VMSTATE_UINT32(dc_crt_h_sync, SM501State), 1887 VMSTATE_UINT32(dc_crt_v_total, SM501State), 1888 VMSTATE_UINT32(dc_crt_v_sync, SM501State), 1889 VMSTATE_UINT32(dc_crt_hwc_addr, SM501State), 1890 VMSTATE_UINT32(dc_crt_hwc_location, SM501State), 1891 VMSTATE_UINT32(dc_crt_hwc_color_1_2, SM501State), 1892 VMSTATE_UINT32(dc_crt_hwc_color_3, SM501State), 1893 VMSTATE_UINT32(twoD_source, SM501State), 1894 VMSTATE_UINT32(twoD_destination, SM501State), 1895 VMSTATE_UINT32(twoD_dimension, SM501State), 1896 VMSTATE_UINT32(twoD_control, SM501State), 1897 VMSTATE_UINT32(twoD_pitch, SM501State), 1898 VMSTATE_UINT32(twoD_foreground, SM501State), 1899 VMSTATE_UINT32(twoD_background, SM501State), 1900 VMSTATE_UINT32(twoD_stretch, SM501State), 1901 VMSTATE_UINT32(twoD_color_compare, SM501State), 1902 VMSTATE_UINT32(twoD_color_compare_mask, SM501State), 1903 VMSTATE_UINT32(twoD_mask, SM501State), 1904 VMSTATE_UINT32(twoD_clip_tl, SM501State), 1905 VMSTATE_UINT32(twoD_clip_br, SM501State), 1906 VMSTATE_UINT32(twoD_mono_pattern_low, SM501State), 1907 VMSTATE_UINT32(twoD_mono_pattern_high, SM501State), 1908 VMSTATE_UINT32(twoD_window_width, SM501State), 1909 VMSTATE_UINT32(twoD_source_base, SM501State), 1910 VMSTATE_UINT32(twoD_destination_base, SM501State), 1911 VMSTATE_UINT32(twoD_alpha, SM501State), 1912 VMSTATE_UINT32(twoD_wrap, SM501State), 1913 /* Added in version 2 */ 1914 VMSTATE_UINT8(i2c_byte_count, SM501State), 1915 VMSTATE_UINT8(i2c_status, SM501State), 1916 VMSTATE_UINT8(i2c_addr, SM501State), 1917 VMSTATE_UINT8_ARRAY(i2c_data, SM501State, 16), 1918 VMSTATE_END_OF_LIST() 1919 } 1920 }; 1921 1922 #define TYPE_SYSBUS_SM501 "sysbus-sm501" 1923 #define SYSBUS_SM501(obj) \ 1924 OBJECT_CHECK(SM501SysBusState, (obj), TYPE_SYSBUS_SM501) 1925 1926 typedef struct { 1927 /*< private >*/ 1928 SysBusDevice parent_obj; 1929 /*< public >*/ 1930 SM501State state; 1931 uint32_t vram_size; 1932 uint32_t base; 1933 void *chr_state; 1934 } SM501SysBusState; 1935 1936 static void sm501_realize_sysbus(DeviceState *dev, Error **errp) 1937 { 1938 SM501SysBusState *s = SYSBUS_SM501(dev); 1939 SysBusDevice *sbd = SYS_BUS_DEVICE(dev); 1940 DeviceState *usb_dev; 1941 1942 sm501_init(&s->state, dev, s->vram_size); 1943 if (get_local_mem_size(&s->state) != s->vram_size) { 1944 error_setg(errp, "Invalid VRAM size, nearest valid size is %" PRIu32, 1945 get_local_mem_size(&s->state)); 1946 return; 1947 } 1948 sysbus_init_mmio(sbd, &s->state.local_mem_region); 1949 sysbus_init_mmio(sbd, &s->state.mmio_region); 1950 1951 /* bridge to usb host emulation module */ 1952 usb_dev = qdev_create(NULL, "sysbus-ohci"); 1953 qdev_prop_set_uint32(usb_dev, "num-ports", 2); 1954 qdev_prop_set_uint64(usb_dev, "dma-offset", s->base); 1955 qdev_init_nofail(usb_dev); 1956 memory_region_add_subregion(&s->state.mmio_region, SM501_USB_HOST, 1957 sysbus_mmio_get_region(SYS_BUS_DEVICE(usb_dev), 0)); 1958 sysbus_pass_irq(sbd, SYS_BUS_DEVICE(usb_dev)); 1959 1960 /* bridge to serial emulation module */ 1961 if (s->chr_state) { 1962 serial_mm_init(&s->state.mmio_region, SM501_UART0, 2, 1963 NULL, /* TODO : chain irq to IRL */ 1964 115200, s->chr_state, DEVICE_LITTLE_ENDIAN); 1965 } 1966 } 1967 1968 static Property sm501_sysbus_properties[] = { 1969 DEFINE_PROP_UINT32("vram-size", SM501SysBusState, vram_size, 0), 1970 DEFINE_PROP_UINT32("base", SM501SysBusState, base, 0), 1971 DEFINE_PROP_PTR("chr-state", SM501SysBusState, chr_state), 1972 DEFINE_PROP_END_OF_LIST(), 1973 }; 1974 1975 static void sm501_reset_sysbus(DeviceState *dev) 1976 { 1977 SM501SysBusState *s = SYSBUS_SM501(dev); 1978 sm501_reset(&s->state); 1979 } 1980 1981 static const VMStateDescription vmstate_sm501_sysbus = { 1982 .name = TYPE_SYSBUS_SM501, 1983 .version_id = 2, 1984 .minimum_version_id = 2, 1985 .fields = (VMStateField[]) { 1986 VMSTATE_STRUCT(state, SM501SysBusState, 1, 1987 vmstate_sm501_state, SM501State), 1988 VMSTATE_END_OF_LIST() 1989 } 1990 }; 1991 1992 static void sm501_sysbus_class_init(ObjectClass *klass, void *data) 1993 { 1994 DeviceClass *dc = DEVICE_CLASS(klass); 1995 1996 dc->realize = sm501_realize_sysbus; 1997 set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); 1998 dc->desc = "SM501 Multimedia Companion"; 1999 dc->props = sm501_sysbus_properties; 2000 dc->reset = sm501_reset_sysbus; 2001 dc->vmsd = &vmstate_sm501_sysbus; 2002 /* Note: pointer property "chr-state" may remain null, thus 2003 * no need for dc->user_creatable = false; 2004 */ 2005 } 2006 2007 static const TypeInfo sm501_sysbus_info = { 2008 .name = TYPE_SYSBUS_SM501, 2009 .parent = TYPE_SYS_BUS_DEVICE, 2010 .instance_size = sizeof(SM501SysBusState), 2011 .class_init = sm501_sysbus_class_init, 2012 }; 2013 2014 #define TYPE_PCI_SM501 "sm501" 2015 #define PCI_SM501(obj) OBJECT_CHECK(SM501PCIState, (obj), TYPE_PCI_SM501) 2016 2017 typedef struct { 2018 /*< private >*/ 2019 PCIDevice parent_obj; 2020 /*< public >*/ 2021 SM501State state; 2022 uint32_t vram_size; 2023 } SM501PCIState; 2024 2025 static void sm501_realize_pci(PCIDevice *dev, Error **errp) 2026 { 2027 SM501PCIState *s = PCI_SM501(dev); 2028 2029 sm501_init(&s->state, DEVICE(dev), s->vram_size); 2030 if (get_local_mem_size(&s->state) != s->vram_size) { 2031 error_setg(errp, "Invalid VRAM size, nearest valid size is %" PRIu32, 2032 get_local_mem_size(&s->state)); 2033 return; 2034 } 2035 pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, 2036 &s->state.local_mem_region); 2037 pci_register_bar(dev, 1, PCI_BASE_ADDRESS_SPACE_MEMORY, 2038 &s->state.mmio_region); 2039 } 2040 2041 static Property sm501_pci_properties[] = { 2042 DEFINE_PROP_UINT32("vram-size", SM501PCIState, vram_size, 64 * MiB), 2043 DEFINE_PROP_END_OF_LIST(), 2044 }; 2045 2046 static void sm501_reset_pci(DeviceState *dev) 2047 { 2048 SM501PCIState *s = PCI_SM501(dev); 2049 sm501_reset(&s->state); 2050 /* Bits 2:0 of misc_control register is 001 for PCI */ 2051 s->state.misc_control |= 1; 2052 } 2053 2054 static const VMStateDescription vmstate_sm501_pci = { 2055 .name = TYPE_PCI_SM501, 2056 .version_id = 2, 2057 .minimum_version_id = 2, 2058 .fields = (VMStateField[]) { 2059 VMSTATE_PCI_DEVICE(parent_obj, SM501PCIState), 2060 VMSTATE_STRUCT(state, SM501PCIState, 1, 2061 vmstate_sm501_state, SM501State), 2062 VMSTATE_END_OF_LIST() 2063 } 2064 }; 2065 2066 static void sm501_pci_class_init(ObjectClass *klass, void *data) 2067 { 2068 DeviceClass *dc = DEVICE_CLASS(klass); 2069 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 2070 2071 k->realize = sm501_realize_pci; 2072 k->vendor_id = PCI_VENDOR_ID_SILICON_MOTION; 2073 k->device_id = PCI_DEVICE_ID_SM501; 2074 k->class_id = PCI_CLASS_DISPLAY_OTHER; 2075 set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); 2076 dc->desc = "SM501 Display Controller"; 2077 dc->props = sm501_pci_properties; 2078 dc->reset = sm501_reset_pci; 2079 dc->hotpluggable = false; 2080 dc->vmsd = &vmstate_sm501_pci; 2081 } 2082 2083 static const TypeInfo sm501_pci_info = { 2084 .name = TYPE_PCI_SM501, 2085 .parent = TYPE_PCI_DEVICE, 2086 .instance_size = sizeof(SM501PCIState), 2087 .class_init = sm501_pci_class_init, 2088 .interfaces = (InterfaceInfo[]) { 2089 { INTERFACE_CONVENTIONAL_PCI_DEVICE }, 2090 { }, 2091 }, 2092 }; 2093 2094 static void sm501_register_types(void) 2095 { 2096 type_register_static(&sm501_sysbus_info); 2097 type_register_static(&sm501_pci_info); 2098 } 2099 2100 type_init(sm501_register_types) 2101