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/cutils.h" 28 #include "qapi/error.h" 29 #include "qemu-common.h" 30 #include "cpu.h" 31 #include "hw/hw.h" 32 #include "hw/char/serial.h" 33 #include "ui/console.h" 34 #include "hw/devices.h" 35 #include "hw/sysbus.h" 36 #include "hw/pci/pci.h" 37 #include "qemu/range.h" 38 #include "ui/pixel_ops.h" 39 #include "exec/address-spaces.h" 40 41 /* 42 * Status: 2010/05/07 43 * - Minimum implementation for Linux console : mmio regs and CRT layer. 44 * - 2D graphics acceleration partially supported : only fill rectangle. 45 * 46 * Status: 2016/12/04 47 * - Misc fixes: endianness, hardware cursor 48 * - Panel support 49 * 50 * TODO: 51 * - Touch panel support 52 * - USB support 53 * - UART support 54 * - More 2D graphics engine support 55 * - Performance tuning 56 */ 57 58 /*#define DEBUG_SM501*/ 59 /*#define DEBUG_BITBLT*/ 60 61 #ifdef DEBUG_SM501 62 #define SM501_DPRINTF(fmt, ...) printf(fmt, ## __VA_ARGS__) 63 #else 64 #define SM501_DPRINTF(fmt, ...) do {} while (0) 65 #endif 66 67 #define MMIO_BASE_OFFSET 0x3e00000 68 #define MMIO_SIZE 0x200000 69 #define DC_PALETTE_ENTRIES (0x400 * 3) 70 71 /* SM501 register definitions taken from "linux/include/linux/sm501-regs.h" */ 72 73 /* System Configuration area */ 74 /* System config base */ 75 #define SM501_SYS_CONFIG (0x000000) 76 77 /* config 1 */ 78 #define SM501_SYSTEM_CONTROL (0x000000) 79 80 #define SM501_SYSCTRL_PANEL_TRISTATE (1 << 0) 81 #define SM501_SYSCTRL_MEM_TRISTATE (1 << 1) 82 #define SM501_SYSCTRL_CRT_TRISTATE (1 << 2) 83 84 #define SM501_SYSCTRL_PCI_SLAVE_BURST_MASK (3 << 4) 85 #define SM501_SYSCTRL_PCI_SLAVE_BURST_1 (0 << 4) 86 #define SM501_SYSCTRL_PCI_SLAVE_BURST_2 (1 << 4) 87 #define SM501_SYSCTRL_PCI_SLAVE_BURST_4 (2 << 4) 88 #define SM501_SYSCTRL_PCI_SLAVE_BURST_8 (3 << 4) 89 90 #define SM501_SYSCTRL_PCI_CLOCK_RUN_EN (1 << 6) 91 #define SM501_SYSCTRL_PCI_RETRY_DISABLE (1 << 7) 92 #define SM501_SYSCTRL_PCI_SUBSYS_LOCK (1 << 11) 93 #define SM501_SYSCTRL_PCI_BURST_READ_EN (1 << 15) 94 95 /* miscellaneous control */ 96 97 #define SM501_MISC_CONTROL (0x000004) 98 99 #define SM501_MISC_BUS_SH (0x0) 100 #define SM501_MISC_BUS_PCI (0x1) 101 #define SM501_MISC_BUS_XSCALE (0x2) 102 #define SM501_MISC_BUS_NEC (0x6) 103 #define SM501_MISC_BUS_MASK (0x7) 104 105 #define SM501_MISC_VR_62MB (1 << 3) 106 #define SM501_MISC_CDR_RESET (1 << 7) 107 #define SM501_MISC_USB_LB (1 << 8) 108 #define SM501_MISC_USB_SLAVE (1 << 9) 109 #define SM501_MISC_BL_1 (1 << 10) 110 #define SM501_MISC_MC (1 << 11) 111 #define SM501_MISC_DAC_POWER (1 << 12) 112 #define SM501_MISC_IRQ_INVERT (1 << 16) 113 #define SM501_MISC_SH (1 << 17) 114 115 #define SM501_MISC_HOLD_EMPTY (0 << 18) 116 #define SM501_MISC_HOLD_8 (1 << 18) 117 #define SM501_MISC_HOLD_16 (2 << 18) 118 #define SM501_MISC_HOLD_24 (3 << 18) 119 #define SM501_MISC_HOLD_32 (4 << 18) 120 #define SM501_MISC_HOLD_MASK (7 << 18) 121 122 #define SM501_MISC_FREQ_12 (1 << 24) 123 #define SM501_MISC_PNL_24BIT (1 << 25) 124 #define SM501_MISC_8051_LE (1 << 26) 125 126 127 128 #define SM501_GPIO31_0_CONTROL (0x000008) 129 #define SM501_GPIO63_32_CONTROL (0x00000C) 130 #define SM501_DRAM_CONTROL (0x000010) 131 132 /* command list */ 133 #define SM501_ARBTRTN_CONTROL (0x000014) 134 135 /* command list */ 136 #define SM501_COMMAND_LIST_STATUS (0x000024) 137 138 /* interrupt debug */ 139 #define SM501_RAW_IRQ_STATUS (0x000028) 140 #define SM501_RAW_IRQ_CLEAR (0x000028) 141 #define SM501_IRQ_STATUS (0x00002C) 142 #define SM501_IRQ_MASK (0x000030) 143 #define SM501_DEBUG_CONTROL (0x000034) 144 145 /* power management */ 146 #define SM501_POWERMODE_P2X_SRC (1 << 29) 147 #define SM501_POWERMODE_V2X_SRC (1 << 20) 148 #define SM501_POWERMODE_M_SRC (1 << 12) 149 #define SM501_POWERMODE_M1_SRC (1 << 4) 150 151 #define SM501_CURRENT_GATE (0x000038) 152 #define SM501_CURRENT_CLOCK (0x00003C) 153 #define SM501_POWER_MODE_0_GATE (0x000040) 154 #define SM501_POWER_MODE_0_CLOCK (0x000044) 155 #define SM501_POWER_MODE_1_GATE (0x000048) 156 #define SM501_POWER_MODE_1_CLOCK (0x00004C) 157 #define SM501_SLEEP_MODE_GATE (0x000050) 158 #define SM501_POWER_MODE_CONTROL (0x000054) 159 160 /* power gates for units within the 501 */ 161 #define SM501_GATE_HOST (0) 162 #define SM501_GATE_MEMORY (1) 163 #define SM501_GATE_DISPLAY (2) 164 #define SM501_GATE_2D_ENGINE (3) 165 #define SM501_GATE_CSC (4) 166 #define SM501_GATE_ZVPORT (5) 167 #define SM501_GATE_GPIO (6) 168 #define SM501_GATE_UART0 (7) 169 #define SM501_GATE_UART1 (8) 170 #define SM501_GATE_SSP (10) 171 #define SM501_GATE_USB_HOST (11) 172 #define SM501_GATE_USB_GADGET (12) 173 #define SM501_GATE_UCONTROLLER (17) 174 #define SM501_GATE_AC97 (18) 175 176 /* panel clock */ 177 #define SM501_CLOCK_P2XCLK (24) 178 /* crt clock */ 179 #define SM501_CLOCK_V2XCLK (16) 180 /* main clock */ 181 #define SM501_CLOCK_MCLK (8) 182 /* SDRAM controller clock */ 183 #define SM501_CLOCK_M1XCLK (0) 184 185 /* config 2 */ 186 #define SM501_PCI_MASTER_BASE (0x000058) 187 #define SM501_ENDIAN_CONTROL (0x00005C) 188 #define SM501_DEVICEID (0x000060) 189 /* 0x050100A0 */ 190 191 #define SM501_DEVICEID_SM501 (0x05010000) 192 #define SM501_DEVICEID_IDMASK (0xffff0000) 193 #define SM501_DEVICEID_REVMASK (0x000000ff) 194 195 #define SM501_PLLCLOCK_COUNT (0x000064) 196 #define SM501_MISC_TIMING (0x000068) 197 #define SM501_CURRENT_SDRAM_CLOCK (0x00006C) 198 199 #define SM501_PROGRAMMABLE_PLL_CONTROL (0x000074) 200 201 /* GPIO base */ 202 #define SM501_GPIO (0x010000) 203 #define SM501_GPIO_DATA_LOW (0x00) 204 #define SM501_GPIO_DATA_HIGH (0x04) 205 #define SM501_GPIO_DDR_LOW (0x08) 206 #define SM501_GPIO_DDR_HIGH (0x0C) 207 #define SM501_GPIO_IRQ_SETUP (0x10) 208 #define SM501_GPIO_IRQ_STATUS (0x14) 209 #define SM501_GPIO_IRQ_RESET (0x14) 210 211 /* I2C controller base */ 212 #define SM501_I2C (0x010040) 213 #define SM501_I2C_BYTE_COUNT (0x00) 214 #define SM501_I2C_CONTROL (0x01) 215 #define SM501_I2C_STATUS (0x02) 216 #define SM501_I2C_RESET (0x02) 217 #define SM501_I2C_SLAVE_ADDRESS (0x03) 218 #define SM501_I2C_DATA (0x04) 219 220 /* SSP base */ 221 #define SM501_SSP (0x020000) 222 223 /* Uart 0 base */ 224 #define SM501_UART0 (0x030000) 225 226 /* Uart 1 base */ 227 #define SM501_UART1 (0x030020) 228 229 /* USB host port base */ 230 #define SM501_USB_HOST (0x040000) 231 232 /* USB slave/gadget base */ 233 #define SM501_USB_GADGET (0x060000) 234 235 /* USB slave/gadget data port base */ 236 #define SM501_USB_GADGET_DATA (0x070000) 237 238 /* Display controller/video engine base */ 239 #define SM501_DC (0x080000) 240 241 /* common defines for the SM501 address registers */ 242 #define SM501_ADDR_FLIP (1 << 31) 243 #define SM501_ADDR_EXT (1 << 27) 244 #define SM501_ADDR_CS1 (1 << 26) 245 #define SM501_ADDR_MASK (0x3f << 26) 246 247 #define SM501_FIFO_MASK (0x3 << 16) 248 #define SM501_FIFO_1 (0x0 << 16) 249 #define SM501_FIFO_3 (0x1 << 16) 250 #define SM501_FIFO_7 (0x2 << 16) 251 #define SM501_FIFO_11 (0x3 << 16) 252 253 /* common registers for panel and the crt */ 254 #define SM501_OFF_DC_H_TOT (0x000) 255 #define SM501_OFF_DC_V_TOT (0x008) 256 #define SM501_OFF_DC_H_SYNC (0x004) 257 #define SM501_OFF_DC_V_SYNC (0x00C) 258 259 #define SM501_DC_PANEL_CONTROL (0x000) 260 261 #define SM501_DC_PANEL_CONTROL_FPEN (1 << 27) 262 #define SM501_DC_PANEL_CONTROL_BIAS (1 << 26) 263 #define SM501_DC_PANEL_CONTROL_DATA (1 << 25) 264 #define SM501_DC_PANEL_CONTROL_VDD (1 << 24) 265 #define SM501_DC_PANEL_CONTROL_DP (1 << 23) 266 267 #define SM501_DC_PANEL_CONTROL_TFT_888 (0 << 21) 268 #define SM501_DC_PANEL_CONTROL_TFT_333 (1 << 21) 269 #define SM501_DC_PANEL_CONTROL_TFT_444 (2 << 21) 270 271 #define SM501_DC_PANEL_CONTROL_DE (1 << 20) 272 273 #define SM501_DC_PANEL_CONTROL_LCD_TFT (0 << 18) 274 #define SM501_DC_PANEL_CONTROL_LCD_STN8 (1 << 18) 275 #define SM501_DC_PANEL_CONTROL_LCD_STN12 (2 << 18) 276 277 #define SM501_DC_PANEL_CONTROL_CP (1 << 14) 278 #define SM501_DC_PANEL_CONTROL_VSP (1 << 13) 279 #define SM501_DC_PANEL_CONTROL_HSP (1 << 12) 280 #define SM501_DC_PANEL_CONTROL_CK (1 << 9) 281 #define SM501_DC_PANEL_CONTROL_TE (1 << 8) 282 #define SM501_DC_PANEL_CONTROL_VPD (1 << 7) 283 #define SM501_DC_PANEL_CONTROL_VP (1 << 6) 284 #define SM501_DC_PANEL_CONTROL_HPD (1 << 5) 285 #define SM501_DC_PANEL_CONTROL_HP (1 << 4) 286 #define SM501_DC_PANEL_CONTROL_GAMMA (1 << 3) 287 #define SM501_DC_PANEL_CONTROL_EN (1 << 2) 288 289 #define SM501_DC_PANEL_CONTROL_8BPP (0 << 0) 290 #define SM501_DC_PANEL_CONTROL_16BPP (1 << 0) 291 #define SM501_DC_PANEL_CONTROL_32BPP (2 << 0) 292 293 294 #define SM501_DC_PANEL_PANNING_CONTROL (0x004) 295 #define SM501_DC_PANEL_COLOR_KEY (0x008) 296 #define SM501_DC_PANEL_FB_ADDR (0x00C) 297 #define SM501_DC_PANEL_FB_OFFSET (0x010) 298 #define SM501_DC_PANEL_FB_WIDTH (0x014) 299 #define SM501_DC_PANEL_FB_HEIGHT (0x018) 300 #define SM501_DC_PANEL_TL_LOC (0x01C) 301 #define SM501_DC_PANEL_BR_LOC (0x020) 302 #define SM501_DC_PANEL_H_TOT (0x024) 303 #define SM501_DC_PANEL_H_SYNC (0x028) 304 #define SM501_DC_PANEL_V_TOT (0x02C) 305 #define SM501_DC_PANEL_V_SYNC (0x030) 306 #define SM501_DC_PANEL_CUR_LINE (0x034) 307 308 #define SM501_DC_VIDEO_CONTROL (0x040) 309 #define SM501_DC_VIDEO_FB0_ADDR (0x044) 310 #define SM501_DC_VIDEO_FB_WIDTH (0x048) 311 #define SM501_DC_VIDEO_FB0_LAST_ADDR (0x04C) 312 #define SM501_DC_VIDEO_TL_LOC (0x050) 313 #define SM501_DC_VIDEO_BR_LOC (0x054) 314 #define SM501_DC_VIDEO_SCALE (0x058) 315 #define SM501_DC_VIDEO_INIT_SCALE (0x05C) 316 #define SM501_DC_VIDEO_YUV_CONSTANTS (0x060) 317 #define SM501_DC_VIDEO_FB1_ADDR (0x064) 318 #define SM501_DC_VIDEO_FB1_LAST_ADDR (0x068) 319 320 #define SM501_DC_VIDEO_ALPHA_CONTROL (0x080) 321 #define SM501_DC_VIDEO_ALPHA_FB_ADDR (0x084) 322 #define SM501_DC_VIDEO_ALPHA_FB_OFFSET (0x088) 323 #define SM501_DC_VIDEO_ALPHA_FB_LAST_ADDR (0x08C) 324 #define SM501_DC_VIDEO_ALPHA_TL_LOC (0x090) 325 #define SM501_DC_VIDEO_ALPHA_BR_LOC (0x094) 326 #define SM501_DC_VIDEO_ALPHA_SCALE (0x098) 327 #define SM501_DC_VIDEO_ALPHA_INIT_SCALE (0x09C) 328 #define SM501_DC_VIDEO_ALPHA_CHROMA_KEY (0x0A0) 329 #define SM501_DC_VIDEO_ALPHA_COLOR_LOOKUP (0x0A4) 330 331 #define SM501_DC_PANEL_HWC_BASE (0x0F0) 332 #define SM501_DC_PANEL_HWC_ADDR (0x0F0) 333 #define SM501_DC_PANEL_HWC_LOC (0x0F4) 334 #define SM501_DC_PANEL_HWC_COLOR_1_2 (0x0F8) 335 #define SM501_DC_PANEL_HWC_COLOR_3 (0x0FC) 336 337 #define SM501_HWC_EN (1 << 31) 338 339 #define SM501_OFF_HWC_ADDR (0x00) 340 #define SM501_OFF_HWC_LOC (0x04) 341 #define SM501_OFF_HWC_COLOR_1_2 (0x08) 342 #define SM501_OFF_HWC_COLOR_3 (0x0C) 343 344 #define SM501_DC_ALPHA_CONTROL (0x100) 345 #define SM501_DC_ALPHA_FB_ADDR (0x104) 346 #define SM501_DC_ALPHA_FB_OFFSET (0x108) 347 #define SM501_DC_ALPHA_TL_LOC (0x10C) 348 #define SM501_DC_ALPHA_BR_LOC (0x110) 349 #define SM501_DC_ALPHA_CHROMA_KEY (0x114) 350 #define SM501_DC_ALPHA_COLOR_LOOKUP (0x118) 351 352 #define SM501_DC_CRT_CONTROL (0x200) 353 354 #define SM501_DC_CRT_CONTROL_TVP (1 << 15) 355 #define SM501_DC_CRT_CONTROL_CP (1 << 14) 356 #define SM501_DC_CRT_CONTROL_VSP (1 << 13) 357 #define SM501_DC_CRT_CONTROL_HSP (1 << 12) 358 #define SM501_DC_CRT_CONTROL_VS (1 << 11) 359 #define SM501_DC_CRT_CONTROL_BLANK (1 << 10) 360 #define SM501_DC_CRT_CONTROL_SEL (1 << 9) 361 #define SM501_DC_CRT_CONTROL_TE (1 << 8) 362 #define SM501_DC_CRT_CONTROL_PIXEL_MASK (0xF << 4) 363 #define SM501_DC_CRT_CONTROL_GAMMA (1 << 3) 364 #define SM501_DC_CRT_CONTROL_ENABLE (1 << 2) 365 366 #define SM501_DC_CRT_CONTROL_8BPP (0 << 0) 367 #define SM501_DC_CRT_CONTROL_16BPP (1 << 0) 368 #define SM501_DC_CRT_CONTROL_32BPP (2 << 0) 369 370 #define SM501_DC_CRT_FB_ADDR (0x204) 371 #define SM501_DC_CRT_FB_OFFSET (0x208) 372 #define SM501_DC_CRT_H_TOT (0x20C) 373 #define SM501_DC_CRT_H_SYNC (0x210) 374 #define SM501_DC_CRT_V_TOT (0x214) 375 #define SM501_DC_CRT_V_SYNC (0x218) 376 #define SM501_DC_CRT_SIGNATURE_ANALYZER (0x21C) 377 #define SM501_DC_CRT_CUR_LINE (0x220) 378 #define SM501_DC_CRT_MONITOR_DETECT (0x224) 379 380 #define SM501_DC_CRT_HWC_BASE (0x230) 381 #define SM501_DC_CRT_HWC_ADDR (0x230) 382 #define SM501_DC_CRT_HWC_LOC (0x234) 383 #define SM501_DC_CRT_HWC_COLOR_1_2 (0x238) 384 #define SM501_DC_CRT_HWC_COLOR_3 (0x23C) 385 386 #define SM501_DC_PANEL_PALETTE (0x400) 387 388 #define SM501_DC_VIDEO_PALETTE (0x800) 389 390 #define SM501_DC_CRT_PALETTE (0xC00) 391 392 /* Zoom Video port base */ 393 #define SM501_ZVPORT (0x090000) 394 395 /* AC97/I2S base */ 396 #define SM501_AC97 (0x0A0000) 397 398 /* 8051 micro controller base */ 399 #define SM501_UCONTROLLER (0x0B0000) 400 401 /* 8051 micro controller SRAM base */ 402 #define SM501_UCONTROLLER_SRAM (0x0C0000) 403 404 /* DMA base */ 405 #define SM501_DMA (0x0D0000) 406 407 /* 2d engine base */ 408 #define SM501_2D_ENGINE (0x100000) 409 #define SM501_2D_SOURCE (0x00) 410 #define SM501_2D_DESTINATION (0x04) 411 #define SM501_2D_DIMENSION (0x08) 412 #define SM501_2D_CONTROL (0x0C) 413 #define SM501_2D_PITCH (0x10) 414 #define SM501_2D_FOREGROUND (0x14) 415 #define SM501_2D_BACKGROUND (0x18) 416 #define SM501_2D_STRETCH (0x1C) 417 #define SM501_2D_COLOR_COMPARE (0x20) 418 #define SM501_2D_COLOR_COMPARE_MASK (0x24) 419 #define SM501_2D_MASK (0x28) 420 #define SM501_2D_CLIP_TL (0x2C) 421 #define SM501_2D_CLIP_BR (0x30) 422 #define SM501_2D_MONO_PATTERN_LOW (0x34) 423 #define SM501_2D_MONO_PATTERN_HIGH (0x38) 424 #define SM501_2D_WINDOW_WIDTH (0x3C) 425 #define SM501_2D_SOURCE_BASE (0x40) 426 #define SM501_2D_DESTINATION_BASE (0x44) 427 #define SM501_2D_ALPHA (0x48) 428 #define SM501_2D_WRAP (0x4C) 429 #define SM501_2D_STATUS (0x50) 430 431 #define SM501_CSC_Y_SOURCE_BASE (0xC8) 432 #define SM501_CSC_CONSTANTS (0xCC) 433 #define SM501_CSC_Y_SOURCE_X (0xD0) 434 #define SM501_CSC_Y_SOURCE_Y (0xD4) 435 #define SM501_CSC_U_SOURCE_BASE (0xD8) 436 #define SM501_CSC_V_SOURCE_BASE (0xDC) 437 #define SM501_CSC_SOURCE_DIMENSION (0xE0) 438 #define SM501_CSC_SOURCE_PITCH (0xE4) 439 #define SM501_CSC_DESTINATION (0xE8) 440 #define SM501_CSC_DESTINATION_DIMENSION (0xEC) 441 #define SM501_CSC_DESTINATION_PITCH (0xF0) 442 #define SM501_CSC_SCALE_FACTOR (0xF4) 443 #define SM501_CSC_DESTINATION_BASE (0xF8) 444 #define SM501_CSC_CONTROL (0xFC) 445 446 /* 2d engine data port base */ 447 #define SM501_2D_ENGINE_DATA (0x110000) 448 449 /* end of register definitions */ 450 451 #define SM501_HWC_WIDTH (64) 452 #define SM501_HWC_HEIGHT (64) 453 454 /* SM501 local memory size taken from "linux/drivers/mfd/sm501.c" */ 455 static const uint32_t sm501_mem_local_size[] = { 456 [0] = 4 * M_BYTE, 457 [1] = 8 * M_BYTE, 458 [2] = 16 * M_BYTE, 459 [3] = 32 * M_BYTE, 460 [4] = 64 * M_BYTE, 461 [5] = 2 * M_BYTE, 462 }; 463 #define get_local_mem_size(s) sm501_mem_local_size[(s)->local_mem_size_index] 464 465 typedef struct SM501State { 466 /* graphic console status */ 467 QemuConsole *con; 468 469 /* status & internal resources */ 470 uint32_t local_mem_size_index; 471 uint8_t *local_mem; 472 MemoryRegion local_mem_region; 473 MemoryRegion mmio_region; 474 MemoryRegion system_config_region; 475 MemoryRegion disp_ctrl_region; 476 MemoryRegion twoD_engine_region; 477 uint32_t last_width; 478 uint32_t last_height; 479 480 /* mmio registers */ 481 uint32_t system_control; 482 uint32_t misc_control; 483 uint32_t gpio_31_0_control; 484 uint32_t gpio_63_32_control; 485 uint32_t dram_control; 486 uint32_t arbitration_control; 487 uint32_t irq_mask; 488 uint32_t misc_timing; 489 uint32_t power_mode_control; 490 491 uint32_t uart0_ier; 492 uint32_t uart0_lcr; 493 uint32_t uart0_mcr; 494 uint32_t uart0_scr; 495 496 uint8_t dc_palette[DC_PALETTE_ENTRIES]; 497 498 uint32_t dc_panel_control; 499 uint32_t dc_panel_panning_control; 500 uint32_t dc_panel_fb_addr; 501 uint32_t dc_panel_fb_offset; 502 uint32_t dc_panel_fb_width; 503 uint32_t dc_panel_fb_height; 504 uint32_t dc_panel_tl_location; 505 uint32_t dc_panel_br_location; 506 uint32_t dc_panel_h_total; 507 uint32_t dc_panel_h_sync; 508 uint32_t dc_panel_v_total; 509 uint32_t dc_panel_v_sync; 510 511 uint32_t dc_panel_hwc_addr; 512 uint32_t dc_panel_hwc_location; 513 uint32_t dc_panel_hwc_color_1_2; 514 uint32_t dc_panel_hwc_color_3; 515 516 uint32_t dc_video_control; 517 518 uint32_t dc_crt_control; 519 uint32_t dc_crt_fb_addr; 520 uint32_t dc_crt_fb_offset; 521 uint32_t dc_crt_h_total; 522 uint32_t dc_crt_h_sync; 523 uint32_t dc_crt_v_total; 524 uint32_t dc_crt_v_sync; 525 526 uint32_t dc_crt_hwc_addr; 527 uint32_t dc_crt_hwc_location; 528 uint32_t dc_crt_hwc_color_1_2; 529 uint32_t dc_crt_hwc_color_3; 530 531 uint32_t twoD_source; 532 uint32_t twoD_destination; 533 uint32_t twoD_dimension; 534 uint32_t twoD_control; 535 uint32_t twoD_pitch; 536 uint32_t twoD_foreground; 537 uint32_t twoD_background; 538 uint32_t twoD_stretch; 539 uint32_t twoD_color_compare; 540 uint32_t twoD_color_compare_mask; 541 uint32_t twoD_mask; 542 uint32_t twoD_clip_tl; 543 uint32_t twoD_clip_br; 544 uint32_t twoD_mono_pattern_low; 545 uint32_t twoD_mono_pattern_high; 546 uint32_t twoD_window_width; 547 uint32_t twoD_source_base; 548 uint32_t twoD_destination_base; 549 uint32_t twoD_alpha; 550 uint32_t twoD_wrap; 551 } SM501State; 552 553 static uint32_t get_local_mem_size_index(uint32_t size) 554 { 555 uint32_t norm_size = 0; 556 int i, index = 0; 557 558 for (i = 0; i < ARRAY_SIZE(sm501_mem_local_size); i++) { 559 uint32_t new_size = sm501_mem_local_size[i]; 560 if (new_size >= size) { 561 if (norm_size == 0 || norm_size > new_size) { 562 norm_size = new_size; 563 index = i; 564 } 565 } 566 } 567 568 return index; 569 } 570 571 static inline int get_width(SM501State *s, int crt) 572 { 573 int width = crt ? s->dc_crt_h_total : s->dc_panel_h_total; 574 return (width & 0x00000FFF) + 1; 575 } 576 577 static inline int get_height(SM501State *s, int crt) 578 { 579 int height = crt ? s->dc_crt_v_total : s->dc_panel_v_total; 580 return (height & 0x00000FFF) + 1; 581 } 582 583 static inline int get_bpp(SM501State *s, int crt) 584 { 585 int bpp = crt ? s->dc_crt_control : s->dc_panel_control; 586 return 1 << (bpp & 3); 587 } 588 589 /** 590 * Check the availability of hardware cursor. 591 * @param crt 0 for PANEL, 1 for CRT. 592 */ 593 static inline int is_hwc_enabled(SM501State *state, int crt) 594 { 595 uint32_t addr = crt ? state->dc_crt_hwc_addr : state->dc_panel_hwc_addr; 596 return addr & SM501_HWC_EN; 597 } 598 599 /** 600 * Get the address which holds cursor pattern data. 601 * @param crt 0 for PANEL, 1 for CRT. 602 */ 603 static inline uint8_t *get_hwc_address(SM501State *state, int crt) 604 { 605 uint32_t addr = crt ? state->dc_crt_hwc_addr : state->dc_panel_hwc_addr; 606 return state->local_mem + (addr & 0x03FFFFF0); 607 } 608 609 /** 610 * Get the cursor position in y coordinate. 611 * @param crt 0 for PANEL, 1 for CRT. 612 */ 613 static inline uint32_t get_hwc_y(SM501State *state, int crt) 614 { 615 uint32_t location = crt ? state->dc_crt_hwc_location 616 : state->dc_panel_hwc_location; 617 return (location & 0x07FF0000) >> 16; 618 } 619 620 /** 621 * Get the cursor position in x coordinate. 622 * @param crt 0 for PANEL, 1 for CRT. 623 */ 624 static inline uint32_t get_hwc_x(SM501State *state, int crt) 625 { 626 uint32_t location = crt ? state->dc_crt_hwc_location 627 : state->dc_panel_hwc_location; 628 return location & 0x000007FF; 629 } 630 631 /** 632 * Get the hardware cursor palette. 633 * @param crt 0 for PANEL, 1 for CRT. 634 * @param palette pointer to a [3 * 3] array to store color values in 635 */ 636 static inline void get_hwc_palette(SM501State *state, int crt, uint8_t *palette) 637 { 638 int i; 639 uint32_t color_reg; 640 uint16_t rgb565; 641 642 for (i = 0; i < 3; i++) { 643 if (i + 1 == 3) { 644 color_reg = crt ? state->dc_crt_hwc_color_3 645 : state->dc_panel_hwc_color_3; 646 } else { 647 color_reg = crt ? state->dc_crt_hwc_color_1_2 648 : state->dc_panel_hwc_color_1_2; 649 } 650 651 if (i + 1 == 2) { 652 rgb565 = (color_reg >> 16) & 0xFFFF; 653 } else { 654 rgb565 = color_reg & 0xFFFF; 655 } 656 palette[i * 3 + 0] = (rgb565 << 3) & 0xf8; /* red */ 657 palette[i * 3 + 1] = (rgb565 >> 3) & 0xfc; /* green */ 658 palette[i * 3 + 2] = (rgb565 >> 8) & 0xf8; /* blue */ 659 } 660 } 661 662 static inline void hwc_invalidate(SM501State *s, int crt) 663 { 664 int w = get_width(s, crt); 665 int h = get_height(s, crt); 666 int bpp = get_bpp(s, crt); 667 int start = get_hwc_y(s, crt); 668 int end = MIN(h, start + SM501_HWC_HEIGHT) + 1; 669 670 start *= w * bpp; 671 end *= w * bpp; 672 673 memory_region_set_dirty(&s->local_mem_region, start, end - start); 674 } 675 676 static void sm501_2d_operation(SM501State *s) 677 { 678 /* obtain operation parameters */ 679 int operation = (s->twoD_control >> 16) & 0x1f; 680 int rtl = s->twoD_control & 0x8000000; 681 int src_x = (s->twoD_source >> 16) & 0x01FFF; 682 int src_y = s->twoD_source & 0xFFFF; 683 int dst_x = (s->twoD_destination >> 16) & 0x01FFF; 684 int dst_y = s->twoD_destination & 0xFFFF; 685 int operation_width = (s->twoD_dimension >> 16) & 0x1FFF; 686 int operation_height = s->twoD_dimension & 0xFFFF; 687 uint32_t color = s->twoD_foreground; 688 int format_flags = (s->twoD_stretch >> 20) & 0x3; 689 int addressing = (s->twoD_stretch >> 16) & 0xF; 690 691 /* get frame buffer info */ 692 uint8_t *src = s->local_mem + (s->twoD_source_base & 0x03FFFFFF); 693 uint8_t *dst = s->local_mem + (s->twoD_destination_base & 0x03FFFFFF); 694 int src_width = (s->dc_crt_h_total & 0x00000FFF) + 1; 695 int dst_width = (s->dc_crt_h_total & 0x00000FFF) + 1; 696 697 if (addressing != 0x0) { 698 printf("%s: only XY addressing is supported.\n", __func__); 699 abort(); 700 } 701 702 if ((s->twoD_source_base & 0x08000000) || 703 (s->twoD_destination_base & 0x08000000)) { 704 printf("%s: only local memory is supported.\n", __func__); 705 abort(); 706 } 707 708 switch (operation) { 709 case 0x00: /* copy area */ 710 #define COPY_AREA(_bpp, _pixel_type, rtl) { \ 711 int y, x, index_d, index_s; \ 712 for (y = 0; y < operation_height; y++) { \ 713 for (x = 0; x < operation_width; x++) { \ 714 if (rtl) { \ 715 index_s = ((src_y - y) * src_width + src_x - x) * _bpp; \ 716 index_d = ((dst_y - y) * dst_width + dst_x - x) * _bpp; \ 717 } else { \ 718 index_s = ((src_y + y) * src_width + src_x + x) * _bpp; \ 719 index_d = ((dst_y + y) * dst_width + dst_x + x) * _bpp; \ 720 } \ 721 *(_pixel_type *)&dst[index_d] = *(_pixel_type *)&src[index_s];\ 722 } \ 723 } \ 724 } 725 switch (format_flags) { 726 case 0: 727 COPY_AREA(1, uint8_t, rtl); 728 break; 729 case 1: 730 COPY_AREA(2, uint16_t, rtl); 731 break; 732 case 2: 733 COPY_AREA(4, uint32_t, rtl); 734 break; 735 } 736 break; 737 738 case 0x01: /* fill rectangle */ 739 #define FILL_RECT(_bpp, _pixel_type) { \ 740 int y, x; \ 741 for (y = 0; y < operation_height; y++) { \ 742 for (x = 0; x < operation_width; x++) { \ 743 int index = ((dst_y + y) * dst_width + dst_x + x) * _bpp; \ 744 *(_pixel_type *)&dst[index] = (_pixel_type)color; \ 745 } \ 746 } \ 747 } 748 749 switch (format_flags) { 750 case 0: 751 FILL_RECT(1, uint8_t); 752 break; 753 case 1: 754 FILL_RECT(2, uint16_t); 755 break; 756 case 2: 757 FILL_RECT(4, uint32_t); 758 break; 759 } 760 break; 761 762 default: 763 printf("non-implemented SM501 2D operation. %d\n", operation); 764 abort(); 765 break; 766 } 767 } 768 769 static uint64_t sm501_system_config_read(void *opaque, hwaddr addr, 770 unsigned size) 771 { 772 SM501State *s = (SM501State *)opaque; 773 uint32_t ret = 0; 774 SM501_DPRINTF("sm501 system config regs : read addr=%x\n", (int)addr); 775 776 switch (addr) { 777 case SM501_SYSTEM_CONTROL: 778 ret = s->system_control; 779 break; 780 case SM501_MISC_CONTROL: 781 ret = s->misc_control; 782 break; 783 case SM501_GPIO31_0_CONTROL: 784 ret = s->gpio_31_0_control; 785 break; 786 case SM501_GPIO63_32_CONTROL: 787 ret = s->gpio_63_32_control; 788 break; 789 case SM501_DEVICEID: 790 ret = 0x050100A0; 791 break; 792 case SM501_DRAM_CONTROL: 793 ret = (s->dram_control & 0x07F107C0) | s->local_mem_size_index << 13; 794 break; 795 case SM501_ARBTRTN_CONTROL: 796 ret = s->arbitration_control; 797 break; 798 case SM501_IRQ_MASK: 799 ret = s->irq_mask; 800 break; 801 case SM501_MISC_TIMING: 802 /* TODO : simulate gate control */ 803 ret = s->misc_timing; 804 break; 805 case SM501_CURRENT_GATE: 806 /* TODO : simulate gate control */ 807 ret = 0x00021807; 808 break; 809 case SM501_CURRENT_CLOCK: 810 ret = 0x2A1A0A09; 811 break; 812 case SM501_POWER_MODE_CONTROL: 813 ret = s->power_mode_control; 814 break; 815 816 default: 817 printf("sm501 system config : not implemented register read." 818 " addr=%x\n", (int)addr); 819 abort(); 820 } 821 822 return ret; 823 } 824 825 static void sm501_system_config_write(void *opaque, hwaddr addr, 826 uint64_t value, unsigned size) 827 { 828 SM501State *s = (SM501State *)opaque; 829 SM501_DPRINTF("sm501 system config regs : write addr=%x, val=%x\n", 830 (uint32_t)addr, (uint32_t)value); 831 832 switch (addr) { 833 case SM501_SYSTEM_CONTROL: 834 s->system_control = value & 0xE300B8F7; 835 break; 836 case SM501_MISC_CONTROL: 837 s->misc_control = value & 0xFF7FFF20; 838 break; 839 case SM501_GPIO31_0_CONTROL: 840 s->gpio_31_0_control = value; 841 break; 842 case SM501_GPIO63_32_CONTROL: 843 s->gpio_63_32_control = value; 844 break; 845 case SM501_DRAM_CONTROL: 846 s->local_mem_size_index = (value >> 13) & 0x7; 847 /* TODO : check validity of size change */ 848 s->dram_control |= value & 0x7FFFFFC3; 849 break; 850 case SM501_ARBTRTN_CONTROL: 851 s->arbitration_control = value & 0x37777777; 852 break; 853 case SM501_IRQ_MASK: 854 s->irq_mask = value; 855 break; 856 case SM501_MISC_TIMING: 857 s->misc_timing = value & 0xF31F1FFF; 858 break; 859 case SM501_POWER_MODE_0_GATE: 860 case SM501_POWER_MODE_1_GATE: 861 case SM501_POWER_MODE_0_CLOCK: 862 case SM501_POWER_MODE_1_CLOCK: 863 /* TODO : simulate gate & clock control */ 864 break; 865 case SM501_POWER_MODE_CONTROL: 866 s->power_mode_control = value & 0x00000003; 867 break; 868 869 default: 870 printf("sm501 system config : not implemented register write." 871 " addr=%x, val=%x\n", (int)addr, (uint32_t)value); 872 abort(); 873 } 874 } 875 876 static const MemoryRegionOps sm501_system_config_ops = { 877 .read = sm501_system_config_read, 878 .write = sm501_system_config_write, 879 .valid = { 880 .min_access_size = 4, 881 .max_access_size = 4, 882 }, 883 .endianness = DEVICE_LITTLE_ENDIAN, 884 }; 885 886 static uint32_t sm501_palette_read(void *opaque, hwaddr addr) 887 { 888 SM501State *s = (SM501State *)opaque; 889 SM501_DPRINTF("sm501 palette read addr=%x\n", (int)addr); 890 891 /* TODO : consider BYTE/WORD access */ 892 /* TODO : consider endian */ 893 894 assert(range_covers_byte(0, 0x400 * 3, addr)); 895 return *(uint32_t *)&s->dc_palette[addr]; 896 } 897 898 static void sm501_palette_write(void *opaque, hwaddr addr, 899 uint32_t value) 900 { 901 SM501State *s = (SM501State *)opaque; 902 SM501_DPRINTF("sm501 palette write addr=%x, val=%x\n", 903 (int)addr, value); 904 905 /* TODO : consider BYTE/WORD access */ 906 /* TODO : consider endian */ 907 908 assert(range_covers_byte(0, 0x400 * 3, addr)); 909 *(uint32_t *)&s->dc_palette[addr] = value; 910 } 911 912 static uint64_t sm501_disp_ctrl_read(void *opaque, hwaddr addr, 913 unsigned size) 914 { 915 SM501State *s = (SM501State *)opaque; 916 uint32_t ret = 0; 917 SM501_DPRINTF("sm501 disp ctrl regs : read addr=%x\n", (int)addr); 918 919 switch (addr) { 920 921 case SM501_DC_PANEL_CONTROL: 922 ret = s->dc_panel_control; 923 break; 924 case SM501_DC_PANEL_PANNING_CONTROL: 925 ret = s->dc_panel_panning_control; 926 break; 927 case SM501_DC_PANEL_FB_ADDR: 928 ret = s->dc_panel_fb_addr; 929 break; 930 case SM501_DC_PANEL_FB_OFFSET: 931 ret = s->dc_panel_fb_offset; 932 break; 933 case SM501_DC_PANEL_FB_WIDTH: 934 ret = s->dc_panel_fb_width; 935 break; 936 case SM501_DC_PANEL_FB_HEIGHT: 937 ret = s->dc_panel_fb_height; 938 break; 939 case SM501_DC_PANEL_TL_LOC: 940 ret = s->dc_panel_tl_location; 941 break; 942 case SM501_DC_PANEL_BR_LOC: 943 ret = s->dc_panel_br_location; 944 break; 945 946 case SM501_DC_PANEL_H_TOT: 947 ret = s->dc_panel_h_total; 948 break; 949 case SM501_DC_PANEL_H_SYNC: 950 ret = s->dc_panel_h_sync; 951 break; 952 case SM501_DC_PANEL_V_TOT: 953 ret = s->dc_panel_v_total; 954 break; 955 case SM501_DC_PANEL_V_SYNC: 956 ret = s->dc_panel_v_sync; 957 break; 958 959 case SM501_DC_VIDEO_CONTROL: 960 ret = s->dc_video_control; 961 break; 962 963 case SM501_DC_CRT_CONTROL: 964 ret = s->dc_crt_control; 965 break; 966 case SM501_DC_CRT_FB_ADDR: 967 ret = s->dc_crt_fb_addr; 968 break; 969 case SM501_DC_CRT_FB_OFFSET: 970 ret = s->dc_crt_fb_offset; 971 break; 972 case SM501_DC_CRT_H_TOT: 973 ret = s->dc_crt_h_total; 974 break; 975 case SM501_DC_CRT_H_SYNC: 976 ret = s->dc_crt_h_sync; 977 break; 978 case SM501_DC_CRT_V_TOT: 979 ret = s->dc_crt_v_total; 980 break; 981 case SM501_DC_CRT_V_SYNC: 982 ret = s->dc_crt_v_sync; 983 break; 984 985 case SM501_DC_CRT_HWC_ADDR: 986 ret = s->dc_crt_hwc_addr; 987 break; 988 case SM501_DC_CRT_HWC_LOC: 989 ret = s->dc_crt_hwc_location; 990 break; 991 case SM501_DC_CRT_HWC_COLOR_1_2: 992 ret = s->dc_crt_hwc_color_1_2; 993 break; 994 case SM501_DC_CRT_HWC_COLOR_3: 995 ret = s->dc_crt_hwc_color_3; 996 break; 997 998 case SM501_DC_PANEL_PALETTE ... SM501_DC_PANEL_PALETTE + 0x400 * 3 - 4: 999 ret = sm501_palette_read(opaque, addr - SM501_DC_PANEL_PALETTE); 1000 break; 1001 1002 default: 1003 printf("sm501 disp ctrl : not implemented register read." 1004 " addr=%x\n", (int)addr); 1005 abort(); 1006 } 1007 1008 return ret; 1009 } 1010 1011 static void sm501_disp_ctrl_write(void *opaque, hwaddr addr, 1012 uint64_t value, unsigned size) 1013 { 1014 SM501State *s = (SM501State *)opaque; 1015 SM501_DPRINTF("sm501 disp ctrl regs : write addr=%x, val=%x\n", 1016 (unsigned)addr, (unsigned)value); 1017 1018 switch (addr) { 1019 case SM501_DC_PANEL_CONTROL: 1020 s->dc_panel_control = value & 0x0FFF73FF; 1021 break; 1022 case SM501_DC_PANEL_PANNING_CONTROL: 1023 s->dc_panel_panning_control = value & 0xFF3FFF3F; 1024 break; 1025 case SM501_DC_PANEL_FB_ADDR: 1026 s->dc_panel_fb_addr = value & 0x8FFFFFF0; 1027 break; 1028 case SM501_DC_PANEL_FB_OFFSET: 1029 s->dc_panel_fb_offset = value & 0x3FF03FF0; 1030 break; 1031 case SM501_DC_PANEL_FB_WIDTH: 1032 s->dc_panel_fb_width = value & 0x0FFF0FFF; 1033 break; 1034 case SM501_DC_PANEL_FB_HEIGHT: 1035 s->dc_panel_fb_height = value & 0x0FFF0FFF; 1036 break; 1037 case SM501_DC_PANEL_TL_LOC: 1038 s->dc_panel_tl_location = value & 0x07FF07FF; 1039 break; 1040 case SM501_DC_PANEL_BR_LOC: 1041 s->dc_panel_br_location = value & 0x07FF07FF; 1042 break; 1043 1044 case SM501_DC_PANEL_H_TOT: 1045 s->dc_panel_h_total = value & 0x0FFF0FFF; 1046 break; 1047 case SM501_DC_PANEL_H_SYNC: 1048 s->dc_panel_h_sync = value & 0x00FF0FFF; 1049 break; 1050 case SM501_DC_PANEL_V_TOT: 1051 s->dc_panel_v_total = value & 0x0FFF0FFF; 1052 break; 1053 case SM501_DC_PANEL_V_SYNC: 1054 s->dc_panel_v_sync = value & 0x003F0FFF; 1055 break; 1056 1057 case SM501_DC_PANEL_HWC_ADDR: 1058 value &= 0x8FFFFFF0; 1059 if (value != s->dc_panel_hwc_addr) { 1060 hwc_invalidate(s, 0); 1061 s->dc_panel_hwc_addr = value; 1062 } 1063 break; 1064 case SM501_DC_PANEL_HWC_LOC: 1065 value &= 0x0FFF0FFF; 1066 if (value != s->dc_panel_hwc_location) { 1067 hwc_invalidate(s, 0); 1068 s->dc_panel_hwc_location = value; 1069 } 1070 break; 1071 case SM501_DC_PANEL_HWC_COLOR_1_2: 1072 s->dc_panel_hwc_color_1_2 = value; 1073 break; 1074 case SM501_DC_PANEL_HWC_COLOR_3: 1075 s->dc_panel_hwc_color_3 = value & 0x0000FFFF; 1076 break; 1077 1078 case SM501_DC_VIDEO_CONTROL: 1079 s->dc_video_control = value & 0x00037FFF; 1080 break; 1081 1082 case SM501_DC_CRT_CONTROL: 1083 s->dc_crt_control = value & 0x0003FFFF; 1084 break; 1085 case SM501_DC_CRT_FB_ADDR: 1086 s->dc_crt_fb_addr = value & 0x8FFFFFF0; 1087 break; 1088 case SM501_DC_CRT_FB_OFFSET: 1089 s->dc_crt_fb_offset = value & 0x3FF03FF0; 1090 break; 1091 case SM501_DC_CRT_H_TOT: 1092 s->dc_crt_h_total = value & 0x0FFF0FFF; 1093 break; 1094 case SM501_DC_CRT_H_SYNC: 1095 s->dc_crt_h_sync = value & 0x00FF0FFF; 1096 break; 1097 case SM501_DC_CRT_V_TOT: 1098 s->dc_crt_v_total = value & 0x0FFF0FFF; 1099 break; 1100 case SM501_DC_CRT_V_SYNC: 1101 s->dc_crt_v_sync = value & 0x003F0FFF; 1102 break; 1103 1104 case SM501_DC_CRT_HWC_ADDR: 1105 value &= 0x8FFFFFF0; 1106 if (value != s->dc_crt_hwc_addr) { 1107 hwc_invalidate(s, 1); 1108 s->dc_crt_hwc_addr = value; 1109 } 1110 break; 1111 case SM501_DC_CRT_HWC_LOC: 1112 value &= 0x0FFF0FFF; 1113 if (value != s->dc_crt_hwc_location) { 1114 hwc_invalidate(s, 1); 1115 s->dc_crt_hwc_location = value; 1116 } 1117 break; 1118 case SM501_DC_CRT_HWC_COLOR_1_2: 1119 s->dc_crt_hwc_color_1_2 = value; 1120 break; 1121 case SM501_DC_CRT_HWC_COLOR_3: 1122 s->dc_crt_hwc_color_3 = value & 0x0000FFFF; 1123 break; 1124 1125 case SM501_DC_PANEL_PALETTE ... SM501_DC_PANEL_PALETTE + 0x400 * 3 - 4: 1126 sm501_palette_write(opaque, addr - SM501_DC_PANEL_PALETTE, value); 1127 break; 1128 1129 default: 1130 printf("sm501 disp ctrl : not implemented register write." 1131 " addr=%x, val=%x\n", (int)addr, (unsigned)value); 1132 abort(); 1133 } 1134 } 1135 1136 static const MemoryRegionOps sm501_disp_ctrl_ops = { 1137 .read = sm501_disp_ctrl_read, 1138 .write = sm501_disp_ctrl_write, 1139 .valid = { 1140 .min_access_size = 4, 1141 .max_access_size = 4, 1142 }, 1143 .endianness = DEVICE_LITTLE_ENDIAN, 1144 }; 1145 1146 static uint64_t sm501_2d_engine_read(void *opaque, hwaddr addr, 1147 unsigned size) 1148 { 1149 SM501State *s = (SM501State *)opaque; 1150 uint32_t ret = 0; 1151 SM501_DPRINTF("sm501 2d engine regs : read addr=%x\n", (int)addr); 1152 1153 switch (addr) { 1154 case SM501_2D_SOURCE: 1155 ret = s->twoD_source; 1156 break; 1157 case SM501_2D_DESTINATION: 1158 ret = s->twoD_destination; 1159 break; 1160 case SM501_2D_DIMENSION: 1161 ret = s->twoD_dimension; 1162 break; 1163 case SM501_2D_CONTROL: 1164 ret = s->twoD_control; 1165 break; 1166 case SM501_2D_PITCH: 1167 ret = s->twoD_pitch; 1168 break; 1169 case SM501_2D_FOREGROUND: 1170 ret = s->twoD_foreground; 1171 break; 1172 case SM501_2D_BACKGROUND: 1173 ret = s->twoD_background; 1174 break; 1175 case SM501_2D_STRETCH: 1176 ret = s->twoD_stretch; 1177 break; 1178 case SM501_2D_COLOR_COMPARE: 1179 ret = s->twoD_color_compare; 1180 break; 1181 case SM501_2D_COLOR_COMPARE_MASK: 1182 ret = s->twoD_color_compare_mask; 1183 break; 1184 case SM501_2D_MASK: 1185 ret = s->twoD_mask; 1186 break; 1187 case SM501_2D_CLIP_TL: 1188 ret = s->twoD_clip_tl; 1189 break; 1190 case SM501_2D_CLIP_BR: 1191 ret = s->twoD_clip_br; 1192 break; 1193 case SM501_2D_MONO_PATTERN_LOW: 1194 ret = s->twoD_mono_pattern_low; 1195 break; 1196 case SM501_2D_MONO_PATTERN_HIGH: 1197 ret = s->twoD_mono_pattern_high; 1198 break; 1199 case SM501_2D_WINDOW_WIDTH: 1200 ret = s->twoD_window_width; 1201 break; 1202 case SM501_2D_SOURCE_BASE: 1203 ret = s->twoD_source_base; 1204 break; 1205 case SM501_2D_DESTINATION_BASE: 1206 ret = s->twoD_destination_base; 1207 break; 1208 case SM501_2D_ALPHA: 1209 ret = s->twoD_alpha; 1210 break; 1211 case SM501_2D_WRAP: 1212 ret = s->twoD_wrap; 1213 break; 1214 case SM501_2D_STATUS: 1215 ret = 0; /* Should return interrupt status */ 1216 break; 1217 default: 1218 printf("sm501 disp ctrl : not implemented register read." 1219 " addr=%x\n", (int)addr); 1220 abort(); 1221 } 1222 1223 return ret; 1224 } 1225 1226 static void sm501_2d_engine_write(void *opaque, hwaddr addr, 1227 uint64_t value, unsigned size) 1228 { 1229 SM501State *s = (SM501State *)opaque; 1230 SM501_DPRINTF("sm501 2d engine regs : write addr=%x, val=%x\n", 1231 (unsigned)addr, (unsigned)value); 1232 1233 switch (addr) { 1234 case SM501_2D_SOURCE: 1235 s->twoD_source = value; 1236 break; 1237 case SM501_2D_DESTINATION: 1238 s->twoD_destination = value; 1239 break; 1240 case SM501_2D_DIMENSION: 1241 s->twoD_dimension = value; 1242 break; 1243 case SM501_2D_CONTROL: 1244 s->twoD_control = value; 1245 1246 /* do 2d operation if start flag is set. */ 1247 if (value & 0x80000000) { 1248 sm501_2d_operation(s); 1249 s->twoD_control &= ~0x80000000; /* start flag down */ 1250 } 1251 1252 break; 1253 case SM501_2D_PITCH: 1254 s->twoD_pitch = value; 1255 break; 1256 case SM501_2D_FOREGROUND: 1257 s->twoD_foreground = value; 1258 break; 1259 case SM501_2D_BACKGROUND: 1260 s->twoD_background = value; 1261 break; 1262 case SM501_2D_STRETCH: 1263 s->twoD_stretch = value; 1264 break; 1265 case SM501_2D_COLOR_COMPARE: 1266 s->twoD_color_compare = value; 1267 break; 1268 case SM501_2D_COLOR_COMPARE_MASK: 1269 s->twoD_color_compare_mask = value; 1270 break; 1271 case SM501_2D_MASK: 1272 s->twoD_mask = value; 1273 break; 1274 case SM501_2D_CLIP_TL: 1275 s->twoD_clip_tl = value; 1276 break; 1277 case SM501_2D_CLIP_BR: 1278 s->twoD_clip_br = value; 1279 break; 1280 case SM501_2D_MONO_PATTERN_LOW: 1281 s->twoD_mono_pattern_low = value; 1282 break; 1283 case SM501_2D_MONO_PATTERN_HIGH: 1284 s->twoD_mono_pattern_high = value; 1285 break; 1286 case SM501_2D_WINDOW_WIDTH: 1287 s->twoD_window_width = value; 1288 break; 1289 case SM501_2D_SOURCE_BASE: 1290 s->twoD_source_base = value; 1291 break; 1292 case SM501_2D_DESTINATION_BASE: 1293 s->twoD_destination_base = value; 1294 break; 1295 case SM501_2D_ALPHA: 1296 s->twoD_alpha = value; 1297 break; 1298 case SM501_2D_WRAP: 1299 s->twoD_wrap = value; 1300 break; 1301 case SM501_2D_STATUS: 1302 /* ignored, writing 0 should clear interrupt status */ 1303 break; 1304 default: 1305 printf("sm501 2d engine : not implemented register write." 1306 " addr=%x, val=%x\n", (int)addr, (unsigned)value); 1307 abort(); 1308 } 1309 } 1310 1311 static const MemoryRegionOps sm501_2d_engine_ops = { 1312 .read = sm501_2d_engine_read, 1313 .write = sm501_2d_engine_write, 1314 .valid = { 1315 .min_access_size = 4, 1316 .max_access_size = 4, 1317 }, 1318 .endianness = DEVICE_LITTLE_ENDIAN, 1319 }; 1320 1321 /* draw line functions for all console modes */ 1322 1323 typedef void draw_line_func(uint8_t *d, const uint8_t *s, 1324 int width, const uint32_t *pal); 1325 1326 typedef void draw_hwc_line_func(uint8_t *d, const uint8_t *s, 1327 int width, const uint8_t *palette, 1328 int c_x, int c_y); 1329 1330 #define DEPTH 8 1331 #include "sm501_template.h" 1332 1333 #define DEPTH 15 1334 #include "sm501_template.h" 1335 1336 #define BGR_FORMAT 1337 #define DEPTH 15 1338 #include "sm501_template.h" 1339 1340 #define DEPTH 16 1341 #include "sm501_template.h" 1342 1343 #define BGR_FORMAT 1344 #define DEPTH 16 1345 #include "sm501_template.h" 1346 1347 #define DEPTH 32 1348 #include "sm501_template.h" 1349 1350 #define BGR_FORMAT 1351 #define DEPTH 32 1352 #include "sm501_template.h" 1353 1354 static draw_line_func *draw_line8_funcs[] = { 1355 draw_line8_8, 1356 draw_line8_15, 1357 draw_line8_16, 1358 draw_line8_32, 1359 draw_line8_32bgr, 1360 draw_line8_15bgr, 1361 draw_line8_16bgr, 1362 }; 1363 1364 static draw_line_func *draw_line16_funcs[] = { 1365 draw_line16_8, 1366 draw_line16_15, 1367 draw_line16_16, 1368 draw_line16_32, 1369 draw_line16_32bgr, 1370 draw_line16_15bgr, 1371 draw_line16_16bgr, 1372 }; 1373 1374 static draw_line_func *draw_line32_funcs[] = { 1375 draw_line32_8, 1376 draw_line32_15, 1377 draw_line32_16, 1378 draw_line32_32, 1379 draw_line32_32bgr, 1380 draw_line32_15bgr, 1381 draw_line32_16bgr, 1382 }; 1383 1384 static draw_hwc_line_func *draw_hwc_line_funcs[] = { 1385 draw_hwc_line_8, 1386 draw_hwc_line_15, 1387 draw_hwc_line_16, 1388 draw_hwc_line_32, 1389 draw_hwc_line_32bgr, 1390 draw_hwc_line_15bgr, 1391 draw_hwc_line_16bgr, 1392 }; 1393 1394 static inline int get_depth_index(DisplaySurface *surface) 1395 { 1396 switch (surface_bits_per_pixel(surface)) { 1397 default: 1398 case 8: 1399 return 0; 1400 case 15: 1401 return 1; 1402 case 16: 1403 return 2; 1404 case 32: 1405 if (is_surface_bgr(surface)) { 1406 return 4; 1407 } else { 1408 return 3; 1409 } 1410 } 1411 } 1412 1413 static void sm501_update_display(void *opaque) 1414 { 1415 SM501State *s = (SM501State *)opaque; 1416 DisplaySurface *surface = qemu_console_surface(s->con); 1417 DirtyBitmapSnapshot *snap; 1418 int y, c_x = 0, c_y = 0; 1419 int crt = (s->dc_crt_control & SM501_DC_CRT_CONTROL_SEL) ? 1 : 0; 1420 int width = get_width(s, crt); 1421 int height = get_height(s, crt); 1422 int src_bpp = get_bpp(s, crt); 1423 int dst_bpp = surface_bytes_per_pixel(surface); 1424 int dst_depth_index = get_depth_index(surface); 1425 draw_line_func *draw_line = NULL; 1426 draw_hwc_line_func *draw_hwc_line = NULL; 1427 int full_update = 0; 1428 int y_start = -1; 1429 ram_addr_t offset = 0; 1430 uint32_t *palette; 1431 uint8_t hwc_palette[3 * 3]; 1432 uint8_t *hwc_src = NULL; 1433 1434 if (!((crt ? s->dc_crt_control : s->dc_panel_control) 1435 & SM501_DC_CRT_CONTROL_ENABLE)) { 1436 return; 1437 } 1438 1439 palette = (uint32_t *)(crt ? &s->dc_palette[SM501_DC_CRT_PALETTE - 1440 SM501_DC_PANEL_PALETTE] 1441 : &s->dc_palette[0]); 1442 1443 /* choose draw_line function */ 1444 switch (src_bpp) { 1445 case 1: 1446 draw_line = draw_line8_funcs[dst_depth_index]; 1447 break; 1448 case 2: 1449 draw_line = draw_line16_funcs[dst_depth_index]; 1450 break; 1451 case 4: 1452 draw_line = draw_line32_funcs[dst_depth_index]; 1453 break; 1454 default: 1455 printf("sm501 update display : invalid control register value.\n"); 1456 abort(); 1457 break; 1458 } 1459 1460 /* set up to draw hardware cursor */ 1461 if (is_hwc_enabled(s, crt)) { 1462 /* choose cursor draw line function */ 1463 draw_hwc_line = draw_hwc_line_funcs[dst_depth_index]; 1464 hwc_src = get_hwc_address(s, crt); 1465 c_x = get_hwc_x(s, crt); 1466 c_y = get_hwc_y(s, crt); 1467 get_hwc_palette(s, crt, hwc_palette); 1468 } 1469 1470 /* adjust console size */ 1471 if (s->last_width != width || s->last_height != height) { 1472 qemu_console_resize(s->con, width, height); 1473 surface = qemu_console_surface(s->con); 1474 s->last_width = width; 1475 s->last_height = height; 1476 full_update = 1; 1477 } 1478 1479 /* draw each line according to conditions */ 1480 memory_region_sync_dirty_bitmap(&s->local_mem_region); 1481 snap = memory_region_snapshot_and_clear_dirty(&s->local_mem_region, 1482 offset, width * height * src_bpp, DIRTY_MEMORY_VGA); 1483 for (y = 0, offset = 0; y < height; y++, offset += width * src_bpp) { 1484 int update, update_hwc; 1485 1486 /* check if hardware cursor is enabled and we're within its range */ 1487 update_hwc = draw_hwc_line && c_y <= y && y < c_y + SM501_HWC_HEIGHT; 1488 update = full_update || update_hwc; 1489 /* check dirty flags for each line */ 1490 update |= memory_region_snapshot_get_dirty(&s->local_mem_region, snap, 1491 offset, width * src_bpp); 1492 1493 /* draw line and change status */ 1494 if (update) { 1495 uint8_t *d = surface_data(surface); 1496 d += y * width * dst_bpp; 1497 1498 /* draw graphics layer */ 1499 draw_line(d, s->local_mem + offset, width, palette); 1500 1501 /* draw hardware cursor */ 1502 if (update_hwc) { 1503 draw_hwc_line(d, hwc_src, width, hwc_palette, c_x, y - c_y); 1504 } 1505 1506 if (y_start < 0) { 1507 y_start = y; 1508 } 1509 } else { 1510 if (y_start >= 0) { 1511 /* flush to display */ 1512 dpy_gfx_update(s->con, 0, y_start, width, y - y_start); 1513 y_start = -1; 1514 } 1515 } 1516 } 1517 g_free(snap); 1518 1519 /* complete flush to display */ 1520 if (y_start >= 0) { 1521 dpy_gfx_update(s->con, 0, y_start, width, y - y_start); 1522 } 1523 } 1524 1525 static const GraphicHwOps sm501_ops = { 1526 .gfx_update = sm501_update_display, 1527 }; 1528 1529 static void sm501_reset(SM501State *s) 1530 { 1531 s->system_control = 0x00100000; /* 2D engine FIFO empty */ 1532 /* Bits 17 (SH), 7 (CDR), 6:5 (Test), 2:0 (Bus) are all supposed 1533 * to be determined at reset by GPIO lines which set config bits. 1534 * We hardwire them: 1535 * SH = 0 : Hitachi Ready Polarity == Active Low 1536 * CDR = 0 : do not reset clock divider 1537 * TEST = 0 : Normal mode (not testing the silicon) 1538 * BUS = 0 : Hitachi SH3/SH4 1539 */ 1540 s->misc_control = SM501_MISC_DAC_POWER; 1541 s->gpio_31_0_control = 0; 1542 s->gpio_63_32_control = 0; 1543 s->dram_control = 0; 1544 s->arbitration_control = 0x05146732; 1545 s->irq_mask = 0; 1546 s->misc_timing = 0; 1547 s->power_mode_control = 0; 1548 s->dc_panel_control = 0x00010000; /* FIFO level 3 */ 1549 s->dc_video_control = 0; 1550 s->dc_crt_control = 0x00010000; 1551 s->twoD_source = 0; 1552 s->twoD_destination = 0; 1553 s->twoD_dimension = 0; 1554 s->twoD_control = 0; 1555 s->twoD_pitch = 0; 1556 s->twoD_foreground = 0; 1557 s->twoD_background = 0; 1558 s->twoD_stretch = 0; 1559 s->twoD_color_compare = 0; 1560 s->twoD_color_compare_mask = 0; 1561 s->twoD_mask = 0; 1562 s->twoD_clip_tl = 0; 1563 s->twoD_clip_br = 0; 1564 s->twoD_mono_pattern_low = 0; 1565 s->twoD_mono_pattern_high = 0; 1566 s->twoD_window_width = 0; 1567 s->twoD_source_base = 0; 1568 s->twoD_destination_base = 0; 1569 s->twoD_alpha = 0; 1570 s->twoD_wrap = 0; 1571 } 1572 1573 static void sm501_init(SM501State *s, DeviceState *dev, 1574 uint32_t local_mem_bytes) 1575 { 1576 s->local_mem_size_index = get_local_mem_size_index(local_mem_bytes); 1577 SM501_DPRINTF("sm501 local mem size=%x. index=%d\n", get_local_mem_size(s), 1578 s->local_mem_size_index); 1579 1580 /* local memory */ 1581 memory_region_init_ram_nomigrate(&s->local_mem_region, OBJECT(dev), "sm501.local", 1582 get_local_mem_size(s), &error_fatal); 1583 vmstate_register_ram_global(&s->local_mem_region); 1584 memory_region_set_log(&s->local_mem_region, true, DIRTY_MEMORY_VGA); 1585 s->local_mem = memory_region_get_ram_ptr(&s->local_mem_region); 1586 1587 /* mmio */ 1588 memory_region_init(&s->mmio_region, OBJECT(dev), "sm501.mmio", MMIO_SIZE); 1589 memory_region_init_io(&s->system_config_region, OBJECT(dev), 1590 &sm501_system_config_ops, s, 1591 "sm501-system-config", 0x6c); 1592 memory_region_add_subregion(&s->mmio_region, SM501_SYS_CONFIG, 1593 &s->system_config_region); 1594 memory_region_init_io(&s->disp_ctrl_region, OBJECT(dev), 1595 &sm501_disp_ctrl_ops, s, 1596 "sm501-disp-ctrl", 0x1000); 1597 memory_region_add_subregion(&s->mmio_region, SM501_DC, 1598 &s->disp_ctrl_region); 1599 memory_region_init_io(&s->twoD_engine_region, OBJECT(dev), 1600 &sm501_2d_engine_ops, s, 1601 "sm501-2d-engine", 0x54); 1602 memory_region_add_subregion(&s->mmio_region, SM501_2D_ENGINE, 1603 &s->twoD_engine_region); 1604 1605 /* create qemu graphic console */ 1606 s->con = graphic_console_init(DEVICE(dev), 0, &sm501_ops, s); 1607 } 1608 1609 static const VMStateDescription vmstate_sm501_state = { 1610 .name = "sm501-state", 1611 .version_id = 1, 1612 .minimum_version_id = 1, 1613 .fields = (VMStateField[]) { 1614 VMSTATE_UINT32(local_mem_size_index, SM501State), 1615 VMSTATE_UINT32(system_control, SM501State), 1616 VMSTATE_UINT32(misc_control, SM501State), 1617 VMSTATE_UINT32(gpio_31_0_control, SM501State), 1618 VMSTATE_UINT32(gpio_63_32_control, SM501State), 1619 VMSTATE_UINT32(dram_control, SM501State), 1620 VMSTATE_UINT32(arbitration_control, SM501State), 1621 VMSTATE_UINT32(irq_mask, SM501State), 1622 VMSTATE_UINT32(misc_timing, SM501State), 1623 VMSTATE_UINT32(power_mode_control, SM501State), 1624 VMSTATE_UINT32(uart0_ier, SM501State), 1625 VMSTATE_UINT32(uart0_lcr, SM501State), 1626 VMSTATE_UINT32(uart0_mcr, SM501State), 1627 VMSTATE_UINT32(uart0_scr, SM501State), 1628 VMSTATE_UINT8_ARRAY(dc_palette, SM501State, DC_PALETTE_ENTRIES), 1629 VMSTATE_UINT32(dc_panel_control, SM501State), 1630 VMSTATE_UINT32(dc_panel_panning_control, SM501State), 1631 VMSTATE_UINT32(dc_panel_fb_addr, SM501State), 1632 VMSTATE_UINT32(dc_panel_fb_offset, SM501State), 1633 VMSTATE_UINT32(dc_panel_fb_width, SM501State), 1634 VMSTATE_UINT32(dc_panel_fb_height, SM501State), 1635 VMSTATE_UINT32(dc_panel_tl_location, SM501State), 1636 VMSTATE_UINT32(dc_panel_br_location, SM501State), 1637 VMSTATE_UINT32(dc_panel_h_total, SM501State), 1638 VMSTATE_UINT32(dc_panel_h_sync, SM501State), 1639 VMSTATE_UINT32(dc_panel_v_total, SM501State), 1640 VMSTATE_UINT32(dc_panel_v_sync, SM501State), 1641 VMSTATE_UINT32(dc_panel_hwc_addr, SM501State), 1642 VMSTATE_UINT32(dc_panel_hwc_location, SM501State), 1643 VMSTATE_UINT32(dc_panel_hwc_color_1_2, SM501State), 1644 VMSTATE_UINT32(dc_panel_hwc_color_3, SM501State), 1645 VMSTATE_UINT32(dc_video_control, SM501State), 1646 VMSTATE_UINT32(dc_crt_control, SM501State), 1647 VMSTATE_UINT32(dc_crt_fb_addr, SM501State), 1648 VMSTATE_UINT32(dc_crt_fb_offset, SM501State), 1649 VMSTATE_UINT32(dc_crt_h_total, SM501State), 1650 VMSTATE_UINT32(dc_crt_h_sync, SM501State), 1651 VMSTATE_UINT32(dc_crt_v_total, SM501State), 1652 VMSTATE_UINT32(dc_crt_v_sync, SM501State), 1653 VMSTATE_UINT32(dc_crt_hwc_addr, SM501State), 1654 VMSTATE_UINT32(dc_crt_hwc_location, SM501State), 1655 VMSTATE_UINT32(dc_crt_hwc_color_1_2, SM501State), 1656 VMSTATE_UINT32(dc_crt_hwc_color_3, SM501State), 1657 VMSTATE_UINT32(twoD_source, SM501State), 1658 VMSTATE_UINT32(twoD_destination, SM501State), 1659 VMSTATE_UINT32(twoD_dimension, SM501State), 1660 VMSTATE_UINT32(twoD_control, SM501State), 1661 VMSTATE_UINT32(twoD_pitch, SM501State), 1662 VMSTATE_UINT32(twoD_foreground, SM501State), 1663 VMSTATE_UINT32(twoD_background, SM501State), 1664 VMSTATE_UINT32(twoD_stretch, SM501State), 1665 VMSTATE_UINT32(twoD_color_compare, SM501State), 1666 VMSTATE_UINT32(twoD_color_compare_mask, SM501State), 1667 VMSTATE_UINT32(twoD_mask, SM501State), 1668 VMSTATE_UINT32(twoD_clip_tl, SM501State), 1669 VMSTATE_UINT32(twoD_clip_br, SM501State), 1670 VMSTATE_UINT32(twoD_mono_pattern_low, SM501State), 1671 VMSTATE_UINT32(twoD_mono_pattern_high, SM501State), 1672 VMSTATE_UINT32(twoD_window_width, SM501State), 1673 VMSTATE_UINT32(twoD_source_base, SM501State), 1674 VMSTATE_UINT32(twoD_destination_base, SM501State), 1675 VMSTATE_UINT32(twoD_alpha, SM501State), 1676 VMSTATE_UINT32(twoD_wrap, SM501State), 1677 VMSTATE_END_OF_LIST() 1678 } 1679 }; 1680 1681 #define TYPE_SYSBUS_SM501 "sysbus-sm501" 1682 #define SYSBUS_SM501(obj) \ 1683 OBJECT_CHECK(SM501SysBusState, (obj), TYPE_SYSBUS_SM501) 1684 1685 typedef struct { 1686 /*< private >*/ 1687 SysBusDevice parent_obj; 1688 /*< public >*/ 1689 SM501State state; 1690 uint32_t vram_size; 1691 uint32_t base; 1692 void *chr_state; 1693 } SM501SysBusState; 1694 1695 static void sm501_realize_sysbus(DeviceState *dev, Error **errp) 1696 { 1697 SM501SysBusState *s = SYSBUS_SM501(dev); 1698 SysBusDevice *sbd = SYS_BUS_DEVICE(dev); 1699 DeviceState *usb_dev; 1700 1701 sm501_init(&s->state, dev, s->vram_size); 1702 if (get_local_mem_size(&s->state) != s->vram_size) { 1703 error_setg(errp, "Invalid VRAM size, nearest valid size is %" PRIu32, 1704 get_local_mem_size(&s->state)); 1705 return; 1706 } 1707 sysbus_init_mmio(sbd, &s->state.local_mem_region); 1708 sysbus_init_mmio(sbd, &s->state.mmio_region); 1709 1710 /* bridge to usb host emulation module */ 1711 usb_dev = qdev_create(NULL, "sysbus-ohci"); 1712 qdev_prop_set_uint32(usb_dev, "num-ports", 2); 1713 qdev_prop_set_uint64(usb_dev, "dma-offset", s->base); 1714 qdev_init_nofail(usb_dev); 1715 memory_region_add_subregion(&s->state.mmio_region, SM501_USB_HOST, 1716 sysbus_mmio_get_region(SYS_BUS_DEVICE(usb_dev), 0)); 1717 sysbus_pass_irq(sbd, SYS_BUS_DEVICE(usb_dev)); 1718 1719 /* bridge to serial emulation module */ 1720 if (s->chr_state) { 1721 serial_mm_init(&s->state.mmio_region, SM501_UART0, 2, 1722 NULL, /* TODO : chain irq to IRL */ 1723 115200, s->chr_state, DEVICE_LITTLE_ENDIAN); 1724 } 1725 } 1726 1727 static Property sm501_sysbus_properties[] = { 1728 DEFINE_PROP_UINT32("vram-size", SM501SysBusState, vram_size, 0), 1729 DEFINE_PROP_UINT32("base", SM501SysBusState, base, 0), 1730 DEFINE_PROP_PTR("chr-state", SM501SysBusState, chr_state), 1731 DEFINE_PROP_END_OF_LIST(), 1732 }; 1733 1734 static void sm501_reset_sysbus(DeviceState *dev) 1735 { 1736 SM501SysBusState *s = SYSBUS_SM501(dev); 1737 sm501_reset(&s->state); 1738 } 1739 1740 static const VMStateDescription vmstate_sm501_sysbus = { 1741 .name = TYPE_SYSBUS_SM501, 1742 .version_id = 1, 1743 .minimum_version_id = 1, 1744 .fields = (VMStateField[]) { 1745 VMSTATE_STRUCT(state, SM501SysBusState, 1, 1746 vmstate_sm501_state, SM501State), 1747 VMSTATE_END_OF_LIST() 1748 } 1749 }; 1750 1751 static void sm501_sysbus_class_init(ObjectClass *klass, void *data) 1752 { 1753 DeviceClass *dc = DEVICE_CLASS(klass); 1754 1755 dc->realize = sm501_realize_sysbus; 1756 set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); 1757 dc->desc = "SM501 Multimedia Companion"; 1758 dc->props = sm501_sysbus_properties; 1759 dc->reset = sm501_reset_sysbus; 1760 dc->vmsd = &vmstate_sm501_sysbus; 1761 /* Note: pointer property "chr-state" may remain null, thus 1762 * no need for dc->cannot_instantiate_with_device_add_yet = true; 1763 */ 1764 } 1765 1766 static const TypeInfo sm501_sysbus_info = { 1767 .name = TYPE_SYSBUS_SM501, 1768 .parent = TYPE_SYS_BUS_DEVICE, 1769 .instance_size = sizeof(SM501SysBusState), 1770 .class_init = sm501_sysbus_class_init, 1771 }; 1772 1773 #define TYPE_PCI_SM501 "sm501" 1774 #define PCI_SM501(obj) OBJECT_CHECK(SM501PCIState, (obj), TYPE_PCI_SM501) 1775 1776 typedef struct { 1777 /*< private >*/ 1778 PCIDevice parent_obj; 1779 /*< public >*/ 1780 SM501State state; 1781 uint32_t vram_size; 1782 } SM501PCIState; 1783 1784 static void sm501_realize_pci(PCIDevice *dev, Error **errp) 1785 { 1786 SM501PCIState *s = PCI_SM501(dev); 1787 1788 sm501_init(&s->state, DEVICE(dev), s->vram_size); 1789 if (get_local_mem_size(&s->state) != s->vram_size) { 1790 error_setg(errp, "Invalid VRAM size, nearest valid size is %" PRIu32, 1791 get_local_mem_size(&s->state)); 1792 return; 1793 } 1794 pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, 1795 &s->state.local_mem_region); 1796 pci_register_bar(dev, 1, PCI_BASE_ADDRESS_SPACE_MEMORY, 1797 &s->state.mmio_region); 1798 } 1799 1800 static Property sm501_pci_properties[] = { 1801 DEFINE_PROP_UINT32("vram-size", SM501PCIState, vram_size, 64 * M_BYTE), 1802 DEFINE_PROP_END_OF_LIST(), 1803 }; 1804 1805 static void sm501_reset_pci(DeviceState *dev) 1806 { 1807 SM501PCIState *s = PCI_SM501(dev); 1808 sm501_reset(&s->state); 1809 /* Bits 2:0 of misc_control register is 001 for PCI */ 1810 s->state.misc_control |= 1; 1811 } 1812 1813 static const VMStateDescription vmstate_sm501_pci = { 1814 .name = TYPE_PCI_SM501, 1815 .version_id = 1, 1816 .minimum_version_id = 1, 1817 .fields = (VMStateField[]) { 1818 VMSTATE_PCI_DEVICE(parent_obj, SM501PCIState), 1819 VMSTATE_STRUCT(state, SM501PCIState, 1, 1820 vmstate_sm501_state, SM501State), 1821 VMSTATE_END_OF_LIST() 1822 } 1823 }; 1824 1825 static void sm501_pci_class_init(ObjectClass *klass, void *data) 1826 { 1827 DeviceClass *dc = DEVICE_CLASS(klass); 1828 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 1829 1830 k->realize = sm501_realize_pci; 1831 k->vendor_id = PCI_VENDOR_ID_SILICON_MOTION; 1832 k->device_id = PCI_DEVICE_ID_SM501; 1833 k->class_id = PCI_CLASS_DISPLAY_OTHER; 1834 set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); 1835 dc->desc = "SM501 Display Controller"; 1836 dc->props = sm501_pci_properties; 1837 dc->reset = sm501_reset_pci; 1838 dc->hotpluggable = false; 1839 dc->vmsd = &vmstate_sm501_pci; 1840 } 1841 1842 static const TypeInfo sm501_pci_info = { 1843 .name = TYPE_PCI_SM501, 1844 .parent = TYPE_PCI_DEVICE, 1845 .instance_size = sizeof(SM501PCIState), 1846 .class_init = sm501_pci_class_init, 1847 }; 1848 1849 static void sm501_register_types(void) 1850 { 1851 type_register_static(&sm501_sysbus_info); 1852 type_register_static(&sm501_pci_info); 1853 } 1854 1855 type_init(sm501_register_types) 1856