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/devices.h" 36 #include "hw/sysbus.h" 37 #include "hw/pci/pci.h" 38 #include "hw/i2c/i2c.h" 39 #include "hw/i2c/i2c-ddc.h" 40 #include "qemu/range.h" 41 #include "ui/pixel_ops.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 FILL_RECT(2, uint16_t); 816 break; 817 case 2: 818 FILL_RECT(4, uint32_t); 819 break; 820 } 821 break; 822 823 default: 824 printf("non-implemented SM501 2D operation. %d\n", operation); 825 abort(); 826 break; 827 } 828 829 if (dst_base >= get_fb_addr(s, crt) && 830 dst_base <= get_fb_addr(s, crt) + fb_len) { 831 int dst_len = MIN(fb_len, ((dst_y + operation_height - 1) * dst_width + 832 dst_x + operation_width) * (1 << format_flags)); 833 if (dst_len) { 834 memory_region_set_dirty(&s->local_mem_region, dst_base, dst_len); 835 } 836 } 837 } 838 839 static uint64_t sm501_system_config_read(void *opaque, hwaddr addr, 840 unsigned size) 841 { 842 SM501State *s = (SM501State *)opaque; 843 uint32_t ret = 0; 844 SM501_DPRINTF("sm501 system config regs : read addr=%x\n", (int)addr); 845 846 switch (addr) { 847 case SM501_SYSTEM_CONTROL: 848 ret = s->system_control; 849 break; 850 case SM501_MISC_CONTROL: 851 ret = s->misc_control; 852 break; 853 case SM501_GPIO31_0_CONTROL: 854 ret = s->gpio_31_0_control; 855 break; 856 case SM501_GPIO63_32_CONTROL: 857 ret = s->gpio_63_32_control; 858 break; 859 case SM501_DEVICEID: 860 ret = 0x050100A0; 861 break; 862 case SM501_DRAM_CONTROL: 863 ret = (s->dram_control & 0x07F107C0) | s->local_mem_size_index << 13; 864 break; 865 case SM501_ARBTRTN_CONTROL: 866 ret = s->arbitration_control; 867 break; 868 case SM501_COMMAND_LIST_STATUS: 869 ret = 0x00180002; /* FIFOs are empty, everything idle */ 870 break; 871 case SM501_IRQ_MASK: 872 ret = s->irq_mask; 873 break; 874 case SM501_MISC_TIMING: 875 /* TODO : simulate gate control */ 876 ret = s->misc_timing; 877 break; 878 case SM501_CURRENT_GATE: 879 /* TODO : simulate gate control */ 880 ret = 0x00021807; 881 break; 882 case SM501_CURRENT_CLOCK: 883 ret = 0x2A1A0A09; 884 break; 885 case SM501_POWER_MODE_CONTROL: 886 ret = s->power_mode_control; 887 break; 888 case SM501_ENDIAN_CONTROL: 889 ret = 0; /* Only default little endian mode is supported */ 890 break; 891 892 default: 893 printf("sm501 system config : not implemented register read." 894 " addr=%x\n", (int)addr); 895 abort(); 896 } 897 898 return ret; 899 } 900 901 static void sm501_system_config_write(void *opaque, hwaddr addr, 902 uint64_t value, unsigned size) 903 { 904 SM501State *s = (SM501State *)opaque; 905 SM501_DPRINTF("sm501 system config regs : write addr=%x, val=%x\n", 906 (uint32_t)addr, (uint32_t)value); 907 908 switch (addr) { 909 case SM501_SYSTEM_CONTROL: 910 s->system_control &= 0x10DB0000; 911 s->system_control |= value & 0xEF00B8F7; 912 break; 913 case SM501_MISC_CONTROL: 914 s->misc_control &= 0xEF; 915 s->misc_control |= value & 0xFF7FFF10; 916 break; 917 case SM501_GPIO31_0_CONTROL: 918 s->gpio_31_0_control = value; 919 break; 920 case SM501_GPIO63_32_CONTROL: 921 s->gpio_63_32_control = value & 0xFF80FFFF; 922 break; 923 case SM501_DRAM_CONTROL: 924 s->local_mem_size_index = (value >> 13) & 0x7; 925 /* TODO : check validity of size change */ 926 s->dram_control &= 0x80000000; 927 s->dram_control |= value & 0x7FFFFFC3; 928 break; 929 case SM501_ARBTRTN_CONTROL: 930 s->arbitration_control = value & 0x37777777; 931 break; 932 case SM501_IRQ_MASK: 933 s->irq_mask = value & 0xFFDF3F5F; 934 break; 935 case SM501_MISC_TIMING: 936 s->misc_timing = value & 0xF31F1FFF; 937 break; 938 case SM501_POWER_MODE_0_GATE: 939 case SM501_POWER_MODE_1_GATE: 940 case SM501_POWER_MODE_0_CLOCK: 941 case SM501_POWER_MODE_1_CLOCK: 942 /* TODO : simulate gate & clock control */ 943 break; 944 case SM501_POWER_MODE_CONTROL: 945 s->power_mode_control = value & 0x00000003; 946 break; 947 case SM501_ENDIAN_CONTROL: 948 if (value & 0x00000001) { 949 printf("sm501 system config : big endian mode not implemented.\n"); 950 abort(); 951 } 952 break; 953 954 default: 955 printf("sm501 system config : not implemented register write." 956 " addr=%x, val=%x\n", (int)addr, (uint32_t)value); 957 abort(); 958 } 959 } 960 961 static const MemoryRegionOps sm501_system_config_ops = { 962 .read = sm501_system_config_read, 963 .write = sm501_system_config_write, 964 .valid = { 965 .min_access_size = 4, 966 .max_access_size = 4, 967 }, 968 .endianness = DEVICE_LITTLE_ENDIAN, 969 }; 970 971 static uint64_t sm501_i2c_read(void *opaque, hwaddr addr, unsigned size) 972 { 973 SM501State *s = (SM501State *)opaque; 974 uint8_t ret = 0; 975 976 switch (addr) { 977 case SM501_I2C_BYTE_COUNT: 978 ret = s->i2c_byte_count; 979 break; 980 case SM501_I2C_STATUS: 981 ret = s->i2c_status; 982 break; 983 case SM501_I2C_SLAVE_ADDRESS: 984 ret = s->i2c_addr; 985 break; 986 case SM501_I2C_DATA ... SM501_I2C_DATA + 15: 987 ret = s->i2c_data[addr - SM501_I2C_DATA]; 988 break; 989 default: 990 qemu_log_mask(LOG_UNIMP, "sm501 i2c : not implemented register read." 991 " addr=0x%" HWADDR_PRIx "\n", addr); 992 } 993 994 SM501_DPRINTF("sm501 i2c regs : read addr=%" HWADDR_PRIx " val=%x\n", 995 addr, ret); 996 return ret; 997 } 998 999 static void sm501_i2c_write(void *opaque, hwaddr addr, uint64_t value, 1000 unsigned size) 1001 { 1002 SM501State *s = (SM501State *)opaque; 1003 SM501_DPRINTF("sm501 i2c regs : write addr=%" HWADDR_PRIx 1004 " val=%" PRIx64 "\n", addr, value); 1005 1006 switch (addr) { 1007 case SM501_I2C_BYTE_COUNT: 1008 s->i2c_byte_count = value & 0xf; 1009 break; 1010 case SM501_I2C_CONTROL: 1011 if (value & SM501_I2C_CONTROL_ENABLE) { 1012 if (value & SM501_I2C_CONTROL_START) { 1013 int res = i2c_start_transfer(s->i2c_bus, 1014 s->i2c_addr >> 1, 1015 s->i2c_addr & 1); 1016 s->i2c_status |= (res ? SM501_I2C_STATUS_ERROR : 0); 1017 if (!res) { 1018 int i; 1019 SM501_DPRINTF("sm501 i2c : transferring %d bytes to 0x%x\n", 1020 s->i2c_byte_count + 1, s->i2c_addr >> 1); 1021 for (i = 0; i <= s->i2c_byte_count; i++) { 1022 res = i2c_send_recv(s->i2c_bus, &s->i2c_data[i], 1023 !(s->i2c_addr & 1)); 1024 if (res) { 1025 SM501_DPRINTF("sm501 i2c : transfer failed" 1026 " i=%d, res=%d\n", i, res); 1027 s->i2c_status |= SM501_I2C_STATUS_ERROR; 1028 return; 1029 } 1030 } 1031 if (i) { 1032 SM501_DPRINTF("sm501 i2c : transferred %d bytes\n", i); 1033 s->i2c_status = SM501_I2C_STATUS_COMPLETE; 1034 } 1035 } 1036 } else { 1037 SM501_DPRINTF("sm501 i2c : end transfer\n"); 1038 i2c_end_transfer(s->i2c_bus); 1039 s->i2c_status &= ~SM501_I2C_STATUS_ERROR; 1040 } 1041 } 1042 break; 1043 case SM501_I2C_RESET: 1044 if ((value & SM501_I2C_RESET_ERROR) == 0) { 1045 s->i2c_status &= ~SM501_I2C_STATUS_ERROR; 1046 } 1047 break; 1048 case SM501_I2C_SLAVE_ADDRESS: 1049 s->i2c_addr = value & 0xff; 1050 break; 1051 case SM501_I2C_DATA ... SM501_I2C_DATA + 15: 1052 s->i2c_data[addr - SM501_I2C_DATA] = value & 0xff; 1053 break; 1054 default: 1055 qemu_log_mask(LOG_UNIMP, "sm501 i2c : not implemented register write. " 1056 "addr=0x%" HWADDR_PRIx " val=%" PRIx64 "\n", addr, value); 1057 } 1058 } 1059 1060 static const MemoryRegionOps sm501_i2c_ops = { 1061 .read = sm501_i2c_read, 1062 .write = sm501_i2c_write, 1063 .valid = { 1064 .min_access_size = 1, 1065 .max_access_size = 1, 1066 }, 1067 .impl = { 1068 .min_access_size = 1, 1069 .max_access_size = 1, 1070 }, 1071 .endianness = DEVICE_LITTLE_ENDIAN, 1072 }; 1073 1074 static uint32_t sm501_palette_read(void *opaque, hwaddr addr) 1075 { 1076 SM501State *s = (SM501State *)opaque; 1077 SM501_DPRINTF("sm501 palette read addr=%x\n", (int)addr); 1078 1079 /* TODO : consider BYTE/WORD access */ 1080 /* TODO : consider endian */ 1081 1082 assert(range_covers_byte(0, 0x400 * 3, addr)); 1083 return *(uint32_t *)&s->dc_palette[addr]; 1084 } 1085 1086 static void sm501_palette_write(void *opaque, hwaddr addr, 1087 uint32_t value) 1088 { 1089 SM501State *s = (SM501State *)opaque; 1090 SM501_DPRINTF("sm501 palette write addr=%x, val=%x\n", 1091 (int)addr, value); 1092 1093 /* TODO : consider BYTE/WORD access */ 1094 /* TODO : consider endian */ 1095 1096 assert(range_covers_byte(0, 0x400 * 3, addr)); 1097 *(uint32_t *)&s->dc_palette[addr] = value; 1098 s->do_full_update = true; 1099 } 1100 1101 static uint64_t sm501_disp_ctrl_read(void *opaque, hwaddr addr, 1102 unsigned size) 1103 { 1104 SM501State *s = (SM501State *)opaque; 1105 uint32_t ret = 0; 1106 SM501_DPRINTF("sm501 disp ctrl regs : read addr=%x\n", (int)addr); 1107 1108 switch (addr) { 1109 1110 case SM501_DC_PANEL_CONTROL: 1111 ret = s->dc_panel_control; 1112 break; 1113 case SM501_DC_PANEL_PANNING_CONTROL: 1114 ret = s->dc_panel_panning_control; 1115 break; 1116 case SM501_DC_PANEL_COLOR_KEY: 1117 /* Not implemented yet */ 1118 break; 1119 case SM501_DC_PANEL_FB_ADDR: 1120 ret = s->dc_panel_fb_addr; 1121 break; 1122 case SM501_DC_PANEL_FB_OFFSET: 1123 ret = s->dc_panel_fb_offset; 1124 break; 1125 case SM501_DC_PANEL_FB_WIDTH: 1126 ret = s->dc_panel_fb_width; 1127 break; 1128 case SM501_DC_PANEL_FB_HEIGHT: 1129 ret = s->dc_panel_fb_height; 1130 break; 1131 case SM501_DC_PANEL_TL_LOC: 1132 ret = s->dc_panel_tl_location; 1133 break; 1134 case SM501_DC_PANEL_BR_LOC: 1135 ret = s->dc_panel_br_location; 1136 break; 1137 1138 case SM501_DC_PANEL_H_TOT: 1139 ret = s->dc_panel_h_total; 1140 break; 1141 case SM501_DC_PANEL_H_SYNC: 1142 ret = s->dc_panel_h_sync; 1143 break; 1144 case SM501_DC_PANEL_V_TOT: 1145 ret = s->dc_panel_v_total; 1146 break; 1147 case SM501_DC_PANEL_V_SYNC: 1148 ret = s->dc_panel_v_sync; 1149 break; 1150 1151 case SM501_DC_PANEL_HWC_ADDR: 1152 ret = s->dc_panel_hwc_addr; 1153 break; 1154 case SM501_DC_PANEL_HWC_LOC: 1155 ret = s->dc_panel_hwc_location; 1156 break; 1157 case SM501_DC_PANEL_HWC_COLOR_1_2: 1158 ret = s->dc_panel_hwc_color_1_2; 1159 break; 1160 case SM501_DC_PANEL_HWC_COLOR_3: 1161 ret = s->dc_panel_hwc_color_3; 1162 break; 1163 1164 case SM501_DC_VIDEO_CONTROL: 1165 ret = s->dc_video_control; 1166 break; 1167 1168 case SM501_DC_CRT_CONTROL: 1169 ret = s->dc_crt_control; 1170 break; 1171 case SM501_DC_CRT_FB_ADDR: 1172 ret = s->dc_crt_fb_addr; 1173 break; 1174 case SM501_DC_CRT_FB_OFFSET: 1175 ret = s->dc_crt_fb_offset; 1176 break; 1177 case SM501_DC_CRT_H_TOT: 1178 ret = s->dc_crt_h_total; 1179 break; 1180 case SM501_DC_CRT_H_SYNC: 1181 ret = s->dc_crt_h_sync; 1182 break; 1183 case SM501_DC_CRT_V_TOT: 1184 ret = s->dc_crt_v_total; 1185 break; 1186 case SM501_DC_CRT_V_SYNC: 1187 ret = s->dc_crt_v_sync; 1188 break; 1189 1190 case SM501_DC_CRT_HWC_ADDR: 1191 ret = s->dc_crt_hwc_addr; 1192 break; 1193 case SM501_DC_CRT_HWC_LOC: 1194 ret = s->dc_crt_hwc_location; 1195 break; 1196 case SM501_DC_CRT_HWC_COLOR_1_2: 1197 ret = s->dc_crt_hwc_color_1_2; 1198 break; 1199 case SM501_DC_CRT_HWC_COLOR_3: 1200 ret = s->dc_crt_hwc_color_3; 1201 break; 1202 1203 case SM501_DC_PANEL_PALETTE ... SM501_DC_PANEL_PALETTE + 0x400 * 3 - 4: 1204 ret = sm501_palette_read(opaque, addr - SM501_DC_PANEL_PALETTE); 1205 break; 1206 1207 default: 1208 printf("sm501 disp ctrl : not implemented register read." 1209 " addr=%x\n", (int)addr); 1210 abort(); 1211 } 1212 1213 return ret; 1214 } 1215 1216 static void sm501_disp_ctrl_write(void *opaque, hwaddr addr, 1217 uint64_t value, unsigned size) 1218 { 1219 SM501State *s = (SM501State *)opaque; 1220 SM501_DPRINTF("sm501 disp ctrl regs : write addr=%x, val=%x\n", 1221 (unsigned)addr, (unsigned)value); 1222 1223 switch (addr) { 1224 case SM501_DC_PANEL_CONTROL: 1225 s->dc_panel_control = value & 0x0FFF73FF; 1226 break; 1227 case SM501_DC_PANEL_PANNING_CONTROL: 1228 s->dc_panel_panning_control = value & 0xFF3FFF3F; 1229 break; 1230 case SM501_DC_PANEL_COLOR_KEY: 1231 /* Not implemented yet */ 1232 break; 1233 case SM501_DC_PANEL_FB_ADDR: 1234 s->dc_panel_fb_addr = value & 0x8FFFFFF0; 1235 if (value & 0x8000000) { 1236 qemu_log_mask(LOG_UNIMP, "Panel external memory not supported\n"); 1237 } 1238 s->do_full_update = true; 1239 break; 1240 case SM501_DC_PANEL_FB_OFFSET: 1241 s->dc_panel_fb_offset = value & 0x3FF03FF0; 1242 break; 1243 case SM501_DC_PANEL_FB_WIDTH: 1244 s->dc_panel_fb_width = value & 0x0FFF0FFF; 1245 break; 1246 case SM501_DC_PANEL_FB_HEIGHT: 1247 s->dc_panel_fb_height = value & 0x0FFF0FFF; 1248 break; 1249 case SM501_DC_PANEL_TL_LOC: 1250 s->dc_panel_tl_location = value & 0x07FF07FF; 1251 break; 1252 case SM501_DC_PANEL_BR_LOC: 1253 s->dc_panel_br_location = value & 0x07FF07FF; 1254 break; 1255 1256 case SM501_DC_PANEL_H_TOT: 1257 s->dc_panel_h_total = value & 0x0FFF0FFF; 1258 break; 1259 case SM501_DC_PANEL_H_SYNC: 1260 s->dc_panel_h_sync = value & 0x00FF0FFF; 1261 break; 1262 case SM501_DC_PANEL_V_TOT: 1263 s->dc_panel_v_total = value & 0x0FFF0FFF; 1264 break; 1265 case SM501_DC_PANEL_V_SYNC: 1266 s->dc_panel_v_sync = value & 0x003F0FFF; 1267 break; 1268 1269 case SM501_DC_PANEL_HWC_ADDR: 1270 value &= 0x8FFFFFF0; 1271 if (value != s->dc_panel_hwc_addr) { 1272 hwc_invalidate(s, 0); 1273 s->dc_panel_hwc_addr = value; 1274 } 1275 break; 1276 case SM501_DC_PANEL_HWC_LOC: 1277 value &= 0x0FFF0FFF; 1278 if (value != s->dc_panel_hwc_location) { 1279 hwc_invalidate(s, 0); 1280 s->dc_panel_hwc_location = value; 1281 } 1282 break; 1283 case SM501_DC_PANEL_HWC_COLOR_1_2: 1284 s->dc_panel_hwc_color_1_2 = value; 1285 break; 1286 case SM501_DC_PANEL_HWC_COLOR_3: 1287 s->dc_panel_hwc_color_3 = value & 0x0000FFFF; 1288 break; 1289 1290 case SM501_DC_VIDEO_CONTROL: 1291 s->dc_video_control = value & 0x00037FFF; 1292 break; 1293 1294 case SM501_DC_CRT_CONTROL: 1295 s->dc_crt_control = value & 0x0003FFFF; 1296 break; 1297 case SM501_DC_CRT_FB_ADDR: 1298 s->dc_crt_fb_addr = value & 0x8FFFFFF0; 1299 if (value & 0x8000000) { 1300 qemu_log_mask(LOG_UNIMP, "CRT external memory not supported\n"); 1301 } 1302 s->do_full_update = true; 1303 break; 1304 case SM501_DC_CRT_FB_OFFSET: 1305 s->dc_crt_fb_offset = value & 0x3FF03FF0; 1306 break; 1307 case SM501_DC_CRT_H_TOT: 1308 s->dc_crt_h_total = value & 0x0FFF0FFF; 1309 break; 1310 case SM501_DC_CRT_H_SYNC: 1311 s->dc_crt_h_sync = value & 0x00FF0FFF; 1312 break; 1313 case SM501_DC_CRT_V_TOT: 1314 s->dc_crt_v_total = value & 0x0FFF0FFF; 1315 break; 1316 case SM501_DC_CRT_V_SYNC: 1317 s->dc_crt_v_sync = value & 0x003F0FFF; 1318 break; 1319 1320 case SM501_DC_CRT_HWC_ADDR: 1321 value &= 0x8FFFFFF0; 1322 if (value != s->dc_crt_hwc_addr) { 1323 hwc_invalidate(s, 1); 1324 s->dc_crt_hwc_addr = value; 1325 } 1326 break; 1327 case SM501_DC_CRT_HWC_LOC: 1328 value &= 0x0FFF0FFF; 1329 if (value != s->dc_crt_hwc_location) { 1330 hwc_invalidate(s, 1); 1331 s->dc_crt_hwc_location = value; 1332 } 1333 break; 1334 case SM501_DC_CRT_HWC_COLOR_1_2: 1335 s->dc_crt_hwc_color_1_2 = value; 1336 break; 1337 case SM501_DC_CRT_HWC_COLOR_3: 1338 s->dc_crt_hwc_color_3 = value & 0x0000FFFF; 1339 break; 1340 1341 case SM501_DC_PANEL_PALETTE ... SM501_DC_PANEL_PALETTE + 0x400 * 3 - 4: 1342 sm501_palette_write(opaque, addr - SM501_DC_PANEL_PALETTE, value); 1343 break; 1344 1345 default: 1346 printf("sm501 disp ctrl : not implemented register write." 1347 " addr=%x, val=%x\n", (int)addr, (unsigned)value); 1348 abort(); 1349 } 1350 } 1351 1352 static const MemoryRegionOps sm501_disp_ctrl_ops = { 1353 .read = sm501_disp_ctrl_read, 1354 .write = sm501_disp_ctrl_write, 1355 .valid = { 1356 .min_access_size = 4, 1357 .max_access_size = 4, 1358 }, 1359 .endianness = DEVICE_LITTLE_ENDIAN, 1360 }; 1361 1362 static uint64_t sm501_2d_engine_read(void *opaque, hwaddr addr, 1363 unsigned size) 1364 { 1365 SM501State *s = (SM501State *)opaque; 1366 uint32_t ret = 0; 1367 SM501_DPRINTF("sm501 2d engine regs : read addr=%x\n", (int)addr); 1368 1369 switch (addr) { 1370 case SM501_2D_SOURCE: 1371 ret = s->twoD_source; 1372 break; 1373 case SM501_2D_DESTINATION: 1374 ret = s->twoD_destination; 1375 break; 1376 case SM501_2D_DIMENSION: 1377 ret = s->twoD_dimension; 1378 break; 1379 case SM501_2D_CONTROL: 1380 ret = s->twoD_control; 1381 break; 1382 case SM501_2D_PITCH: 1383 ret = s->twoD_pitch; 1384 break; 1385 case SM501_2D_FOREGROUND: 1386 ret = s->twoD_foreground; 1387 break; 1388 case SM501_2D_BACKGROUND: 1389 ret = s->twoD_background; 1390 break; 1391 case SM501_2D_STRETCH: 1392 ret = s->twoD_stretch; 1393 break; 1394 case SM501_2D_COLOR_COMPARE: 1395 ret = s->twoD_color_compare; 1396 break; 1397 case SM501_2D_COLOR_COMPARE_MASK: 1398 ret = s->twoD_color_compare_mask; 1399 break; 1400 case SM501_2D_MASK: 1401 ret = s->twoD_mask; 1402 break; 1403 case SM501_2D_CLIP_TL: 1404 ret = s->twoD_clip_tl; 1405 break; 1406 case SM501_2D_CLIP_BR: 1407 ret = s->twoD_clip_br; 1408 break; 1409 case SM501_2D_MONO_PATTERN_LOW: 1410 ret = s->twoD_mono_pattern_low; 1411 break; 1412 case SM501_2D_MONO_PATTERN_HIGH: 1413 ret = s->twoD_mono_pattern_high; 1414 break; 1415 case SM501_2D_WINDOW_WIDTH: 1416 ret = s->twoD_window_width; 1417 break; 1418 case SM501_2D_SOURCE_BASE: 1419 ret = s->twoD_source_base; 1420 break; 1421 case SM501_2D_DESTINATION_BASE: 1422 ret = s->twoD_destination_base; 1423 break; 1424 case SM501_2D_ALPHA: 1425 ret = s->twoD_alpha; 1426 break; 1427 case SM501_2D_WRAP: 1428 ret = s->twoD_wrap; 1429 break; 1430 case SM501_2D_STATUS: 1431 ret = 0; /* Should return interrupt status */ 1432 break; 1433 default: 1434 printf("sm501 disp ctrl : not implemented register read." 1435 " addr=%x\n", (int)addr); 1436 abort(); 1437 } 1438 1439 return ret; 1440 } 1441 1442 static void sm501_2d_engine_write(void *opaque, hwaddr addr, 1443 uint64_t value, unsigned size) 1444 { 1445 SM501State *s = (SM501State *)opaque; 1446 SM501_DPRINTF("sm501 2d engine regs : write addr=%x, val=%x\n", 1447 (unsigned)addr, (unsigned)value); 1448 1449 switch (addr) { 1450 case SM501_2D_SOURCE: 1451 s->twoD_source = value; 1452 break; 1453 case SM501_2D_DESTINATION: 1454 s->twoD_destination = value; 1455 break; 1456 case SM501_2D_DIMENSION: 1457 s->twoD_dimension = value; 1458 break; 1459 case SM501_2D_CONTROL: 1460 s->twoD_control = value; 1461 1462 /* do 2d operation if start flag is set. */ 1463 if (value & 0x80000000) { 1464 sm501_2d_operation(s); 1465 s->twoD_control &= ~0x80000000; /* start flag down */ 1466 } 1467 1468 break; 1469 case SM501_2D_PITCH: 1470 s->twoD_pitch = value; 1471 break; 1472 case SM501_2D_FOREGROUND: 1473 s->twoD_foreground = value; 1474 break; 1475 case SM501_2D_BACKGROUND: 1476 s->twoD_background = value; 1477 break; 1478 case SM501_2D_STRETCH: 1479 s->twoD_stretch = value; 1480 break; 1481 case SM501_2D_COLOR_COMPARE: 1482 s->twoD_color_compare = value; 1483 break; 1484 case SM501_2D_COLOR_COMPARE_MASK: 1485 s->twoD_color_compare_mask = value; 1486 break; 1487 case SM501_2D_MASK: 1488 s->twoD_mask = value; 1489 break; 1490 case SM501_2D_CLIP_TL: 1491 s->twoD_clip_tl = value; 1492 break; 1493 case SM501_2D_CLIP_BR: 1494 s->twoD_clip_br = value; 1495 break; 1496 case SM501_2D_MONO_PATTERN_LOW: 1497 s->twoD_mono_pattern_low = value; 1498 break; 1499 case SM501_2D_MONO_PATTERN_HIGH: 1500 s->twoD_mono_pattern_high = value; 1501 break; 1502 case SM501_2D_WINDOW_WIDTH: 1503 s->twoD_window_width = value; 1504 break; 1505 case SM501_2D_SOURCE_BASE: 1506 s->twoD_source_base = value; 1507 break; 1508 case SM501_2D_DESTINATION_BASE: 1509 s->twoD_destination_base = value; 1510 break; 1511 case SM501_2D_ALPHA: 1512 s->twoD_alpha = value; 1513 break; 1514 case SM501_2D_WRAP: 1515 s->twoD_wrap = value; 1516 break; 1517 case SM501_2D_STATUS: 1518 /* ignored, writing 0 should clear interrupt status */ 1519 break; 1520 default: 1521 printf("sm501 2d engine : not implemented register write." 1522 " addr=%x, val=%x\n", (int)addr, (unsigned)value); 1523 abort(); 1524 } 1525 } 1526 1527 static const MemoryRegionOps sm501_2d_engine_ops = { 1528 .read = sm501_2d_engine_read, 1529 .write = sm501_2d_engine_write, 1530 .valid = { 1531 .min_access_size = 4, 1532 .max_access_size = 4, 1533 }, 1534 .endianness = DEVICE_LITTLE_ENDIAN, 1535 }; 1536 1537 /* draw line functions for all console modes */ 1538 1539 typedef void draw_line_func(uint8_t *d, const uint8_t *s, 1540 int width, const uint32_t *pal); 1541 1542 typedef void draw_hwc_line_func(uint8_t *d, const uint8_t *s, 1543 int width, const uint8_t *palette, 1544 int c_x, int c_y); 1545 1546 #define DEPTH 8 1547 #include "sm501_template.h" 1548 1549 #define DEPTH 15 1550 #include "sm501_template.h" 1551 1552 #define BGR_FORMAT 1553 #define DEPTH 15 1554 #include "sm501_template.h" 1555 1556 #define DEPTH 16 1557 #include "sm501_template.h" 1558 1559 #define BGR_FORMAT 1560 #define DEPTH 16 1561 #include "sm501_template.h" 1562 1563 #define DEPTH 32 1564 #include "sm501_template.h" 1565 1566 #define BGR_FORMAT 1567 #define DEPTH 32 1568 #include "sm501_template.h" 1569 1570 static draw_line_func *draw_line8_funcs[] = { 1571 draw_line8_8, 1572 draw_line8_15, 1573 draw_line8_16, 1574 draw_line8_32, 1575 draw_line8_32bgr, 1576 draw_line8_15bgr, 1577 draw_line8_16bgr, 1578 }; 1579 1580 static draw_line_func *draw_line16_funcs[] = { 1581 draw_line16_8, 1582 draw_line16_15, 1583 draw_line16_16, 1584 draw_line16_32, 1585 draw_line16_32bgr, 1586 draw_line16_15bgr, 1587 draw_line16_16bgr, 1588 }; 1589 1590 static draw_line_func *draw_line32_funcs[] = { 1591 draw_line32_8, 1592 draw_line32_15, 1593 draw_line32_16, 1594 draw_line32_32, 1595 draw_line32_32bgr, 1596 draw_line32_15bgr, 1597 draw_line32_16bgr, 1598 }; 1599 1600 static draw_hwc_line_func *draw_hwc_line_funcs[] = { 1601 draw_hwc_line_8, 1602 draw_hwc_line_15, 1603 draw_hwc_line_16, 1604 draw_hwc_line_32, 1605 draw_hwc_line_32bgr, 1606 draw_hwc_line_15bgr, 1607 draw_hwc_line_16bgr, 1608 }; 1609 1610 static inline int get_depth_index(DisplaySurface *surface) 1611 { 1612 switch (surface_bits_per_pixel(surface)) { 1613 default: 1614 case 8: 1615 return 0; 1616 case 15: 1617 return 1; 1618 case 16: 1619 return 2; 1620 case 32: 1621 if (is_surface_bgr(surface)) { 1622 return 4; 1623 } else { 1624 return 3; 1625 } 1626 } 1627 } 1628 1629 static void sm501_update_display(void *opaque) 1630 { 1631 SM501State *s = (SM501State *)opaque; 1632 DisplaySurface *surface = qemu_console_surface(s->con); 1633 DirtyBitmapSnapshot *snap; 1634 int y, c_x = 0, c_y = 0; 1635 int crt = (s->dc_crt_control & SM501_DC_CRT_CONTROL_SEL) ? 1 : 0; 1636 int width = get_width(s, crt); 1637 int height = get_height(s, crt); 1638 int src_bpp = get_bpp(s, crt); 1639 int dst_bpp = surface_bytes_per_pixel(surface); 1640 int dst_depth_index = get_depth_index(surface); 1641 draw_line_func *draw_line = NULL; 1642 draw_hwc_line_func *draw_hwc_line = NULL; 1643 int full_update = 0; 1644 int y_start = -1; 1645 ram_addr_t offset; 1646 uint32_t *palette; 1647 uint8_t hwc_palette[3 * 3]; 1648 uint8_t *hwc_src = NULL; 1649 1650 if (!((crt ? s->dc_crt_control : s->dc_panel_control) 1651 & SM501_DC_CRT_CONTROL_ENABLE)) { 1652 return; 1653 } 1654 1655 palette = (uint32_t *)(crt ? &s->dc_palette[SM501_DC_CRT_PALETTE - 1656 SM501_DC_PANEL_PALETTE] 1657 : &s->dc_palette[0]); 1658 1659 /* choose draw_line function */ 1660 switch (src_bpp) { 1661 case 1: 1662 draw_line = draw_line8_funcs[dst_depth_index]; 1663 break; 1664 case 2: 1665 draw_line = draw_line16_funcs[dst_depth_index]; 1666 break; 1667 case 4: 1668 draw_line = draw_line32_funcs[dst_depth_index]; 1669 break; 1670 default: 1671 printf("sm501 update display : invalid control register value.\n"); 1672 abort(); 1673 break; 1674 } 1675 1676 /* set up to draw hardware cursor */ 1677 if (is_hwc_enabled(s, crt)) { 1678 /* choose cursor draw line function */ 1679 draw_hwc_line = draw_hwc_line_funcs[dst_depth_index]; 1680 hwc_src = get_hwc_address(s, crt); 1681 c_x = get_hwc_x(s, crt); 1682 c_y = get_hwc_y(s, crt); 1683 get_hwc_palette(s, crt, hwc_palette); 1684 } 1685 1686 /* adjust console size */ 1687 if (s->last_width != width || s->last_height != height) { 1688 qemu_console_resize(s->con, width, height); 1689 surface = qemu_console_surface(s->con); 1690 s->last_width = width; 1691 s->last_height = height; 1692 full_update = 1; 1693 } 1694 1695 /* someone else requested a full update */ 1696 if (s->do_full_update) { 1697 s->do_full_update = false; 1698 full_update = 1; 1699 } 1700 1701 /* draw each line according to conditions */ 1702 offset = get_fb_addr(s, crt); 1703 snap = memory_region_snapshot_and_clear_dirty(&s->local_mem_region, 1704 offset, width * height * src_bpp, DIRTY_MEMORY_VGA); 1705 for (y = 0; y < height; y++, offset += width * src_bpp) { 1706 int update, update_hwc; 1707 1708 /* check if hardware cursor is enabled and we're within its range */ 1709 update_hwc = draw_hwc_line && c_y <= y && y < c_y + SM501_HWC_HEIGHT; 1710 update = full_update || update_hwc; 1711 /* check dirty flags for each line */ 1712 update |= memory_region_snapshot_get_dirty(&s->local_mem_region, snap, 1713 offset, width * src_bpp); 1714 1715 /* draw line and change status */ 1716 if (update) { 1717 uint8_t *d = surface_data(surface); 1718 d += y * width * dst_bpp; 1719 1720 /* draw graphics layer */ 1721 draw_line(d, s->local_mem + offset, width, palette); 1722 1723 /* draw hardware cursor */ 1724 if (update_hwc) { 1725 draw_hwc_line(d, hwc_src, width, hwc_palette, c_x, y - c_y); 1726 } 1727 1728 if (y_start < 0) { 1729 y_start = y; 1730 } 1731 } else { 1732 if (y_start >= 0) { 1733 /* flush to display */ 1734 dpy_gfx_update(s->con, 0, y_start, width, y - y_start); 1735 y_start = -1; 1736 } 1737 } 1738 } 1739 g_free(snap); 1740 1741 /* complete flush to display */ 1742 if (y_start >= 0) { 1743 dpy_gfx_update(s->con, 0, y_start, width, y - y_start); 1744 } 1745 } 1746 1747 static const GraphicHwOps sm501_ops = { 1748 .gfx_update = sm501_update_display, 1749 }; 1750 1751 static void sm501_reset(SM501State *s) 1752 { 1753 s->system_control = 0x00100000; /* 2D engine FIFO empty */ 1754 /* Bits 17 (SH), 7 (CDR), 6:5 (Test), 2:0 (Bus) are all supposed 1755 * to be determined at reset by GPIO lines which set config bits. 1756 * We hardwire them: 1757 * SH = 0 : Hitachi Ready Polarity == Active Low 1758 * CDR = 0 : do not reset clock divider 1759 * TEST = 0 : Normal mode (not testing the silicon) 1760 * BUS = 0 : Hitachi SH3/SH4 1761 */ 1762 s->misc_control = SM501_MISC_DAC_POWER; 1763 s->gpio_31_0_control = 0; 1764 s->gpio_63_32_control = 0; 1765 s->dram_control = 0; 1766 s->arbitration_control = 0x05146732; 1767 s->irq_mask = 0; 1768 s->misc_timing = 0; 1769 s->power_mode_control = 0; 1770 s->i2c_byte_count = 0; 1771 s->i2c_status = 0; 1772 s->i2c_addr = 0; 1773 memset(s->i2c_data, 0, 16); 1774 s->dc_panel_control = 0x00010000; /* FIFO level 3 */ 1775 s->dc_video_control = 0; 1776 s->dc_crt_control = 0x00010000; 1777 s->twoD_source = 0; 1778 s->twoD_destination = 0; 1779 s->twoD_dimension = 0; 1780 s->twoD_control = 0; 1781 s->twoD_pitch = 0; 1782 s->twoD_foreground = 0; 1783 s->twoD_background = 0; 1784 s->twoD_stretch = 0; 1785 s->twoD_color_compare = 0; 1786 s->twoD_color_compare_mask = 0; 1787 s->twoD_mask = 0; 1788 s->twoD_clip_tl = 0; 1789 s->twoD_clip_br = 0; 1790 s->twoD_mono_pattern_low = 0; 1791 s->twoD_mono_pattern_high = 0; 1792 s->twoD_window_width = 0; 1793 s->twoD_source_base = 0; 1794 s->twoD_destination_base = 0; 1795 s->twoD_alpha = 0; 1796 s->twoD_wrap = 0; 1797 } 1798 1799 static void sm501_init(SM501State *s, DeviceState *dev, 1800 uint32_t local_mem_bytes) 1801 { 1802 s->local_mem_size_index = get_local_mem_size_index(local_mem_bytes); 1803 SM501_DPRINTF("sm501 local mem size=%x. index=%d\n", get_local_mem_size(s), 1804 s->local_mem_size_index); 1805 1806 /* local memory */ 1807 memory_region_init_ram(&s->local_mem_region, OBJECT(dev), "sm501.local", 1808 get_local_mem_size(s), &error_fatal); 1809 memory_region_set_log(&s->local_mem_region, true, DIRTY_MEMORY_VGA); 1810 s->local_mem = memory_region_get_ram_ptr(&s->local_mem_region); 1811 1812 /* i2c */ 1813 s->i2c_bus = i2c_init_bus(dev, "sm501.i2c"); 1814 /* ddc */ 1815 I2CDDCState *ddc = I2CDDC(qdev_create(BUS(s->i2c_bus), TYPE_I2CDDC)); 1816 i2c_set_slave_address(I2C_SLAVE(ddc), 0x50); 1817 1818 /* mmio */ 1819 memory_region_init(&s->mmio_region, OBJECT(dev), "sm501.mmio", MMIO_SIZE); 1820 memory_region_init_io(&s->system_config_region, OBJECT(dev), 1821 &sm501_system_config_ops, s, 1822 "sm501-system-config", 0x6c); 1823 memory_region_add_subregion(&s->mmio_region, SM501_SYS_CONFIG, 1824 &s->system_config_region); 1825 memory_region_init_io(&s->i2c_region, OBJECT(dev), &sm501_i2c_ops, s, 1826 "sm501-i2c", 0x14); 1827 memory_region_add_subregion(&s->mmio_region, SM501_I2C, &s->i2c_region); 1828 memory_region_init_io(&s->disp_ctrl_region, OBJECT(dev), 1829 &sm501_disp_ctrl_ops, s, 1830 "sm501-disp-ctrl", 0x1000); 1831 memory_region_add_subregion(&s->mmio_region, SM501_DC, 1832 &s->disp_ctrl_region); 1833 memory_region_init_io(&s->twoD_engine_region, OBJECT(dev), 1834 &sm501_2d_engine_ops, s, 1835 "sm501-2d-engine", 0x54); 1836 memory_region_add_subregion(&s->mmio_region, SM501_2D_ENGINE, 1837 &s->twoD_engine_region); 1838 1839 /* create qemu graphic console */ 1840 s->con = graphic_console_init(DEVICE(dev), 0, &sm501_ops, s); 1841 } 1842 1843 static const VMStateDescription vmstate_sm501_state = { 1844 .name = "sm501-state", 1845 .version_id = 1, 1846 .minimum_version_id = 1, 1847 .fields = (VMStateField[]) { 1848 VMSTATE_UINT32(local_mem_size_index, SM501State), 1849 VMSTATE_UINT32(system_control, SM501State), 1850 VMSTATE_UINT32(misc_control, SM501State), 1851 VMSTATE_UINT32(gpio_31_0_control, SM501State), 1852 VMSTATE_UINT32(gpio_63_32_control, SM501State), 1853 VMSTATE_UINT32(dram_control, SM501State), 1854 VMSTATE_UINT32(arbitration_control, SM501State), 1855 VMSTATE_UINT32(irq_mask, SM501State), 1856 VMSTATE_UINT32(misc_timing, SM501State), 1857 VMSTATE_UINT32(power_mode_control, SM501State), 1858 VMSTATE_UINT32(uart0_ier, SM501State), 1859 VMSTATE_UINT32(uart0_lcr, SM501State), 1860 VMSTATE_UINT32(uart0_mcr, SM501State), 1861 VMSTATE_UINT32(uart0_scr, SM501State), 1862 VMSTATE_UINT8_ARRAY(dc_palette, SM501State, DC_PALETTE_ENTRIES), 1863 VMSTATE_UINT32(dc_panel_control, SM501State), 1864 VMSTATE_UINT32(dc_panel_panning_control, SM501State), 1865 VMSTATE_UINT32(dc_panel_fb_addr, SM501State), 1866 VMSTATE_UINT32(dc_panel_fb_offset, SM501State), 1867 VMSTATE_UINT32(dc_panel_fb_width, SM501State), 1868 VMSTATE_UINT32(dc_panel_fb_height, SM501State), 1869 VMSTATE_UINT32(dc_panel_tl_location, SM501State), 1870 VMSTATE_UINT32(dc_panel_br_location, SM501State), 1871 VMSTATE_UINT32(dc_panel_h_total, SM501State), 1872 VMSTATE_UINT32(dc_panel_h_sync, SM501State), 1873 VMSTATE_UINT32(dc_panel_v_total, SM501State), 1874 VMSTATE_UINT32(dc_panel_v_sync, SM501State), 1875 VMSTATE_UINT32(dc_panel_hwc_addr, SM501State), 1876 VMSTATE_UINT32(dc_panel_hwc_location, SM501State), 1877 VMSTATE_UINT32(dc_panel_hwc_color_1_2, SM501State), 1878 VMSTATE_UINT32(dc_panel_hwc_color_3, SM501State), 1879 VMSTATE_UINT32(dc_video_control, SM501State), 1880 VMSTATE_UINT32(dc_crt_control, SM501State), 1881 VMSTATE_UINT32(dc_crt_fb_addr, SM501State), 1882 VMSTATE_UINT32(dc_crt_fb_offset, SM501State), 1883 VMSTATE_UINT32(dc_crt_h_total, SM501State), 1884 VMSTATE_UINT32(dc_crt_h_sync, SM501State), 1885 VMSTATE_UINT32(dc_crt_v_total, SM501State), 1886 VMSTATE_UINT32(dc_crt_v_sync, SM501State), 1887 VMSTATE_UINT32(dc_crt_hwc_addr, SM501State), 1888 VMSTATE_UINT32(dc_crt_hwc_location, SM501State), 1889 VMSTATE_UINT32(dc_crt_hwc_color_1_2, SM501State), 1890 VMSTATE_UINT32(dc_crt_hwc_color_3, SM501State), 1891 VMSTATE_UINT32(twoD_source, SM501State), 1892 VMSTATE_UINT32(twoD_destination, SM501State), 1893 VMSTATE_UINT32(twoD_dimension, SM501State), 1894 VMSTATE_UINT32(twoD_control, SM501State), 1895 VMSTATE_UINT32(twoD_pitch, SM501State), 1896 VMSTATE_UINT32(twoD_foreground, SM501State), 1897 VMSTATE_UINT32(twoD_background, SM501State), 1898 VMSTATE_UINT32(twoD_stretch, SM501State), 1899 VMSTATE_UINT32(twoD_color_compare, SM501State), 1900 VMSTATE_UINT32(twoD_color_compare_mask, SM501State), 1901 VMSTATE_UINT32(twoD_mask, SM501State), 1902 VMSTATE_UINT32(twoD_clip_tl, SM501State), 1903 VMSTATE_UINT32(twoD_clip_br, SM501State), 1904 VMSTATE_UINT32(twoD_mono_pattern_low, SM501State), 1905 VMSTATE_UINT32(twoD_mono_pattern_high, SM501State), 1906 VMSTATE_UINT32(twoD_window_width, SM501State), 1907 VMSTATE_UINT32(twoD_source_base, SM501State), 1908 VMSTATE_UINT32(twoD_destination_base, SM501State), 1909 VMSTATE_UINT32(twoD_alpha, SM501State), 1910 VMSTATE_UINT32(twoD_wrap, SM501State), 1911 /* Added in version 2 */ 1912 VMSTATE_UINT8(i2c_byte_count, SM501State), 1913 VMSTATE_UINT8(i2c_status, SM501State), 1914 VMSTATE_UINT8(i2c_addr, SM501State), 1915 VMSTATE_UINT8_ARRAY(i2c_data, SM501State, 16), 1916 VMSTATE_END_OF_LIST() 1917 } 1918 }; 1919 1920 #define TYPE_SYSBUS_SM501 "sysbus-sm501" 1921 #define SYSBUS_SM501(obj) \ 1922 OBJECT_CHECK(SM501SysBusState, (obj), TYPE_SYSBUS_SM501) 1923 1924 typedef struct { 1925 /*< private >*/ 1926 SysBusDevice parent_obj; 1927 /*< public >*/ 1928 SM501State state; 1929 uint32_t vram_size; 1930 uint32_t base; 1931 void *chr_state; 1932 } SM501SysBusState; 1933 1934 static void sm501_realize_sysbus(DeviceState *dev, Error **errp) 1935 { 1936 SM501SysBusState *s = SYSBUS_SM501(dev); 1937 SysBusDevice *sbd = SYS_BUS_DEVICE(dev); 1938 DeviceState *usb_dev; 1939 1940 sm501_init(&s->state, dev, s->vram_size); 1941 if (get_local_mem_size(&s->state) != s->vram_size) { 1942 error_setg(errp, "Invalid VRAM size, nearest valid size is %" PRIu32, 1943 get_local_mem_size(&s->state)); 1944 return; 1945 } 1946 sysbus_init_mmio(sbd, &s->state.local_mem_region); 1947 sysbus_init_mmio(sbd, &s->state.mmio_region); 1948 1949 /* bridge to usb host emulation module */ 1950 usb_dev = qdev_create(NULL, "sysbus-ohci"); 1951 qdev_prop_set_uint32(usb_dev, "num-ports", 2); 1952 qdev_prop_set_uint64(usb_dev, "dma-offset", s->base); 1953 qdev_init_nofail(usb_dev); 1954 memory_region_add_subregion(&s->state.mmio_region, SM501_USB_HOST, 1955 sysbus_mmio_get_region(SYS_BUS_DEVICE(usb_dev), 0)); 1956 sysbus_pass_irq(sbd, SYS_BUS_DEVICE(usb_dev)); 1957 1958 /* bridge to serial emulation module */ 1959 if (s->chr_state) { 1960 serial_mm_init(&s->state.mmio_region, SM501_UART0, 2, 1961 NULL, /* TODO : chain irq to IRL */ 1962 115200, s->chr_state, DEVICE_LITTLE_ENDIAN); 1963 } 1964 } 1965 1966 static Property sm501_sysbus_properties[] = { 1967 DEFINE_PROP_UINT32("vram-size", SM501SysBusState, vram_size, 0), 1968 DEFINE_PROP_UINT32("base", SM501SysBusState, base, 0), 1969 DEFINE_PROP_PTR("chr-state", SM501SysBusState, chr_state), 1970 DEFINE_PROP_END_OF_LIST(), 1971 }; 1972 1973 static void sm501_reset_sysbus(DeviceState *dev) 1974 { 1975 SM501SysBusState *s = SYSBUS_SM501(dev); 1976 sm501_reset(&s->state); 1977 } 1978 1979 static const VMStateDescription vmstate_sm501_sysbus = { 1980 .name = TYPE_SYSBUS_SM501, 1981 .version_id = 2, 1982 .minimum_version_id = 2, 1983 .fields = (VMStateField[]) { 1984 VMSTATE_STRUCT(state, SM501SysBusState, 1, 1985 vmstate_sm501_state, SM501State), 1986 VMSTATE_END_OF_LIST() 1987 } 1988 }; 1989 1990 static void sm501_sysbus_class_init(ObjectClass *klass, void *data) 1991 { 1992 DeviceClass *dc = DEVICE_CLASS(klass); 1993 1994 dc->realize = sm501_realize_sysbus; 1995 set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); 1996 dc->desc = "SM501 Multimedia Companion"; 1997 dc->props = sm501_sysbus_properties; 1998 dc->reset = sm501_reset_sysbus; 1999 dc->vmsd = &vmstate_sm501_sysbus; 2000 /* Note: pointer property "chr-state" may remain null, thus 2001 * no need for dc->user_creatable = false; 2002 */ 2003 } 2004 2005 static const TypeInfo sm501_sysbus_info = { 2006 .name = TYPE_SYSBUS_SM501, 2007 .parent = TYPE_SYS_BUS_DEVICE, 2008 .instance_size = sizeof(SM501SysBusState), 2009 .class_init = sm501_sysbus_class_init, 2010 }; 2011 2012 #define TYPE_PCI_SM501 "sm501" 2013 #define PCI_SM501(obj) OBJECT_CHECK(SM501PCIState, (obj), TYPE_PCI_SM501) 2014 2015 typedef struct { 2016 /*< private >*/ 2017 PCIDevice parent_obj; 2018 /*< public >*/ 2019 SM501State state; 2020 uint32_t vram_size; 2021 } SM501PCIState; 2022 2023 static void sm501_realize_pci(PCIDevice *dev, Error **errp) 2024 { 2025 SM501PCIState *s = PCI_SM501(dev); 2026 2027 sm501_init(&s->state, DEVICE(dev), s->vram_size); 2028 if (get_local_mem_size(&s->state) != s->vram_size) { 2029 error_setg(errp, "Invalid VRAM size, nearest valid size is %" PRIu32, 2030 get_local_mem_size(&s->state)); 2031 return; 2032 } 2033 pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, 2034 &s->state.local_mem_region); 2035 pci_register_bar(dev, 1, PCI_BASE_ADDRESS_SPACE_MEMORY, 2036 &s->state.mmio_region); 2037 } 2038 2039 static Property sm501_pci_properties[] = { 2040 DEFINE_PROP_UINT32("vram-size", SM501PCIState, vram_size, 64 * MiB), 2041 DEFINE_PROP_END_OF_LIST(), 2042 }; 2043 2044 static void sm501_reset_pci(DeviceState *dev) 2045 { 2046 SM501PCIState *s = PCI_SM501(dev); 2047 sm501_reset(&s->state); 2048 /* Bits 2:0 of misc_control register is 001 for PCI */ 2049 s->state.misc_control |= 1; 2050 } 2051 2052 static const VMStateDescription vmstate_sm501_pci = { 2053 .name = TYPE_PCI_SM501, 2054 .version_id = 2, 2055 .minimum_version_id = 2, 2056 .fields = (VMStateField[]) { 2057 VMSTATE_PCI_DEVICE(parent_obj, SM501PCIState), 2058 VMSTATE_STRUCT(state, SM501PCIState, 1, 2059 vmstate_sm501_state, SM501State), 2060 VMSTATE_END_OF_LIST() 2061 } 2062 }; 2063 2064 static void sm501_pci_class_init(ObjectClass *klass, void *data) 2065 { 2066 DeviceClass *dc = DEVICE_CLASS(klass); 2067 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 2068 2069 k->realize = sm501_realize_pci; 2070 k->vendor_id = PCI_VENDOR_ID_SILICON_MOTION; 2071 k->device_id = PCI_DEVICE_ID_SM501; 2072 k->class_id = PCI_CLASS_DISPLAY_OTHER; 2073 set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); 2074 dc->desc = "SM501 Display Controller"; 2075 dc->props = sm501_pci_properties; 2076 dc->reset = sm501_reset_pci; 2077 dc->hotpluggable = false; 2078 dc->vmsd = &vmstate_sm501_pci; 2079 } 2080 2081 static const TypeInfo sm501_pci_info = { 2082 .name = TYPE_PCI_SM501, 2083 .parent = TYPE_PCI_DEVICE, 2084 .instance_size = sizeof(SM501PCIState), 2085 .class_init = sm501_pci_class_init, 2086 .interfaces = (InterfaceInfo[]) { 2087 { INTERFACE_CONVENTIONAL_PCI_DEVICE }, 2088 { }, 2089 }, 2090 }; 2091 2092 static void sm501_register_types(void) 2093 { 2094 type_register_static(&sm501_sysbus_info); 2095 type_register_static(&sm501_pci_info); 2096 } 2097 2098 type_init(sm501_register_types) 2099