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