| /* |
| * QEMU SM501 Device |
| * |
| * Copyright (c) 2008 Shin-ichiro KAWASAKI |
| * Copyright (c) 2016 BALATON Zoltan |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and associated documentation files (the "Software"), to deal |
| * in the Software without restriction, including without limitation the rights |
| * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| * copies of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in |
| * all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| * THE SOFTWARE. |
| */ |
| |
| #include "qemu/osdep.h" |
| #include "qemu/cutils.h" |
| #include "qapi/error.h" |
| #include "qemu-common.h" |
| #include "cpu.h" |
| #include "hw/hw.h" |
| #include "hw/char/serial.h" |
| #include "ui/console.h" |
| #include "hw/devices.h" |
| #include "hw/sysbus.h" |
| #include "hw/pci/pci.h" |
| #include "qemu/range.h" |
| #include "ui/pixel_ops.h" |
| #include "exec/address-spaces.h" |
| |
| /* |
| * Status: 2010/05/07 |
| * - Minimum implementation for Linux console : mmio regs and CRT layer. |
| * - 2D graphics acceleration partially supported : only fill rectangle. |
| * |
| * Status: 2016/12/04 |
| * - Misc fixes: endianness, hardware cursor |
| * - Panel support |
| * |
| * TODO: |
| * - Touch panel support |
| * - USB support |
| * - UART support |
| * - More 2D graphics engine support |
| * - Performance tuning |
| */ |
| |
| /*#define DEBUG_SM501*/ |
| /*#define DEBUG_BITBLT*/ |
| |
| #ifdef DEBUG_SM501 |
| #define SM501_DPRINTF(fmt, ...) printf(fmt, ## __VA_ARGS__) |
| #else |
| #define SM501_DPRINTF(fmt, ...) do {} while (0) |
| #endif |
| |
| #define MMIO_BASE_OFFSET 0x3e00000 |
| #define MMIO_SIZE 0x200000 |
| #define DC_PALETTE_ENTRIES (0x400 * 3) |
| |
| /* SM501 register definitions taken from "linux/include/linux/sm501-regs.h" */ |
| |
| /* System Configuration area */ |
| /* System config base */ |
| #define SM501_SYS_CONFIG (0x000000) |
| |
| /* config 1 */ |
| #define SM501_SYSTEM_CONTROL (0x000000) |
| |
| #define SM501_SYSCTRL_PANEL_TRISTATE (1 << 0) |
| #define SM501_SYSCTRL_MEM_TRISTATE (1 << 1) |
| #define SM501_SYSCTRL_CRT_TRISTATE (1 << 2) |
| |
| #define SM501_SYSCTRL_PCI_SLAVE_BURST_MASK (3 << 4) |
| #define SM501_SYSCTRL_PCI_SLAVE_BURST_1 (0 << 4) |
| #define SM501_SYSCTRL_PCI_SLAVE_BURST_2 (1 << 4) |
| #define SM501_SYSCTRL_PCI_SLAVE_BURST_4 (2 << 4) |
| #define SM501_SYSCTRL_PCI_SLAVE_BURST_8 (3 << 4) |
| |
| #define SM501_SYSCTRL_PCI_CLOCK_RUN_EN (1 << 6) |
| #define SM501_SYSCTRL_PCI_RETRY_DISABLE (1 << 7) |
| #define SM501_SYSCTRL_PCI_SUBSYS_LOCK (1 << 11) |
| #define SM501_SYSCTRL_PCI_BURST_READ_EN (1 << 15) |
| |
| /* miscellaneous control */ |
| |
| #define SM501_MISC_CONTROL (0x000004) |
| |
| #define SM501_MISC_BUS_SH (0x0) |
| #define SM501_MISC_BUS_PCI (0x1) |
| #define SM501_MISC_BUS_XSCALE (0x2) |
| #define SM501_MISC_BUS_NEC (0x6) |
| #define SM501_MISC_BUS_MASK (0x7) |
| |
| #define SM501_MISC_VR_62MB (1 << 3) |
| #define SM501_MISC_CDR_RESET (1 << 7) |
| #define SM501_MISC_USB_LB (1 << 8) |
| #define SM501_MISC_USB_SLAVE (1 << 9) |
| #define SM501_MISC_BL_1 (1 << 10) |
| #define SM501_MISC_MC (1 << 11) |
| #define SM501_MISC_DAC_POWER (1 << 12) |
| #define SM501_MISC_IRQ_INVERT (1 << 16) |
| #define SM501_MISC_SH (1 << 17) |
| |
| #define SM501_MISC_HOLD_EMPTY (0 << 18) |
| #define SM501_MISC_HOLD_8 (1 << 18) |
| #define SM501_MISC_HOLD_16 (2 << 18) |
| #define SM501_MISC_HOLD_24 (3 << 18) |
| #define SM501_MISC_HOLD_32 (4 << 18) |
| #define SM501_MISC_HOLD_MASK (7 << 18) |
| |
| #define SM501_MISC_FREQ_12 (1 << 24) |
| #define SM501_MISC_PNL_24BIT (1 << 25) |
| #define SM501_MISC_8051_LE (1 << 26) |
| |
| |
| |
| #define SM501_GPIO31_0_CONTROL (0x000008) |
| #define SM501_GPIO63_32_CONTROL (0x00000C) |
| #define SM501_DRAM_CONTROL (0x000010) |
| |
| /* command list */ |
| #define SM501_ARBTRTN_CONTROL (0x000014) |
| |
| /* command list */ |
| #define SM501_COMMAND_LIST_STATUS (0x000024) |
| |
| /* interrupt debug */ |
| #define SM501_RAW_IRQ_STATUS (0x000028) |
| #define SM501_RAW_IRQ_CLEAR (0x000028) |
| #define SM501_IRQ_STATUS (0x00002C) |
| #define SM501_IRQ_MASK (0x000030) |
| #define SM501_DEBUG_CONTROL (0x000034) |
| |
| /* power management */ |
| #define SM501_POWERMODE_P2X_SRC (1 << 29) |
| #define SM501_POWERMODE_V2X_SRC (1 << 20) |
| #define SM501_POWERMODE_M_SRC (1 << 12) |
| #define SM501_POWERMODE_M1_SRC (1 << 4) |
| |
| #define SM501_CURRENT_GATE (0x000038) |
| #define SM501_CURRENT_CLOCK (0x00003C) |
| #define SM501_POWER_MODE_0_GATE (0x000040) |
| #define SM501_POWER_MODE_0_CLOCK (0x000044) |
| #define SM501_POWER_MODE_1_GATE (0x000048) |
| #define SM501_POWER_MODE_1_CLOCK (0x00004C) |
| #define SM501_SLEEP_MODE_GATE (0x000050) |
| #define SM501_POWER_MODE_CONTROL (0x000054) |
| |
| /* power gates for units within the 501 */ |
| #define SM501_GATE_HOST (0) |
| #define SM501_GATE_MEMORY (1) |
| #define SM501_GATE_DISPLAY (2) |
| #define SM501_GATE_2D_ENGINE (3) |
| #define SM501_GATE_CSC (4) |
| #define SM501_GATE_ZVPORT (5) |
| #define SM501_GATE_GPIO (6) |
| #define SM501_GATE_UART0 (7) |
| #define SM501_GATE_UART1 (8) |
| #define SM501_GATE_SSP (10) |
| #define SM501_GATE_USB_HOST (11) |
| #define SM501_GATE_USB_GADGET (12) |
| #define SM501_GATE_UCONTROLLER (17) |
| #define SM501_GATE_AC97 (18) |
| |
| /* panel clock */ |
| #define SM501_CLOCK_P2XCLK (24) |
| /* crt clock */ |
| #define SM501_CLOCK_V2XCLK (16) |
| /* main clock */ |
| #define SM501_CLOCK_MCLK (8) |
| /* SDRAM controller clock */ |
| #define SM501_CLOCK_M1XCLK (0) |
| |
| /* config 2 */ |
| #define SM501_PCI_MASTER_BASE (0x000058) |
| #define SM501_ENDIAN_CONTROL (0x00005C) |
| #define SM501_DEVICEID (0x000060) |
| /* 0x050100A0 */ |
| |
| #define SM501_DEVICEID_SM501 (0x05010000) |
| #define SM501_DEVICEID_IDMASK (0xffff0000) |
| #define SM501_DEVICEID_REVMASK (0x000000ff) |
| |
| #define SM501_PLLCLOCK_COUNT (0x000064) |
| #define SM501_MISC_TIMING (0x000068) |
| #define SM501_CURRENT_SDRAM_CLOCK (0x00006C) |
| |
| #define SM501_PROGRAMMABLE_PLL_CONTROL (0x000074) |
| |
| /* GPIO base */ |
| #define SM501_GPIO (0x010000) |
| #define SM501_GPIO_DATA_LOW (0x00) |
| #define SM501_GPIO_DATA_HIGH (0x04) |
| #define SM501_GPIO_DDR_LOW (0x08) |
| #define SM501_GPIO_DDR_HIGH (0x0C) |
| #define SM501_GPIO_IRQ_SETUP (0x10) |
| #define SM501_GPIO_IRQ_STATUS (0x14) |
| #define SM501_GPIO_IRQ_RESET (0x14) |
| |
| /* I2C controller base */ |
| #define SM501_I2C (0x010040) |
| #define SM501_I2C_BYTE_COUNT (0x00) |
| #define SM501_I2C_CONTROL (0x01) |
| #define SM501_I2C_STATUS (0x02) |
| #define SM501_I2C_RESET (0x02) |
| #define SM501_I2C_SLAVE_ADDRESS (0x03) |
| #define SM501_I2C_DATA (0x04) |
| |
| /* SSP base */ |
| #define SM501_SSP (0x020000) |
| |
| /* Uart 0 base */ |
| #define SM501_UART0 (0x030000) |
| |
| /* Uart 1 base */ |
| #define SM501_UART1 (0x030020) |
| |
| /* USB host port base */ |
| #define SM501_USB_HOST (0x040000) |
| |
| /* USB slave/gadget base */ |
| #define SM501_USB_GADGET (0x060000) |
| |
| /* USB slave/gadget data port base */ |
| #define SM501_USB_GADGET_DATA (0x070000) |
| |
| /* Display controller/video engine base */ |
| #define SM501_DC (0x080000) |
| |
| /* common defines for the SM501 address registers */ |
| #define SM501_ADDR_FLIP (1 << 31) |
| #define SM501_ADDR_EXT (1 << 27) |
| #define SM501_ADDR_CS1 (1 << 26) |
| #define SM501_ADDR_MASK (0x3f << 26) |
| |
| #define SM501_FIFO_MASK (0x3 << 16) |
| #define SM501_FIFO_1 (0x0 << 16) |
| #define SM501_FIFO_3 (0x1 << 16) |
| #define SM501_FIFO_7 (0x2 << 16) |
| #define SM501_FIFO_11 (0x3 << 16) |
| |
| /* common registers for panel and the crt */ |
| #define SM501_OFF_DC_H_TOT (0x000) |
| #define SM501_OFF_DC_V_TOT (0x008) |
| #define SM501_OFF_DC_H_SYNC (0x004) |
| #define SM501_OFF_DC_V_SYNC (0x00C) |
| |
| #define SM501_DC_PANEL_CONTROL (0x000) |
| |
| #define SM501_DC_PANEL_CONTROL_FPEN (1 << 27) |
| #define SM501_DC_PANEL_CONTROL_BIAS (1 << 26) |
| #define SM501_DC_PANEL_CONTROL_DATA (1 << 25) |
| #define SM501_DC_PANEL_CONTROL_VDD (1 << 24) |
| #define SM501_DC_PANEL_CONTROL_DP (1 << 23) |
| |
| #define SM501_DC_PANEL_CONTROL_TFT_888 (0 << 21) |
| #define SM501_DC_PANEL_CONTROL_TFT_333 (1 << 21) |
| #define SM501_DC_PANEL_CONTROL_TFT_444 (2 << 21) |
| |
| #define SM501_DC_PANEL_CONTROL_DE (1 << 20) |
| |
| #define SM501_DC_PANEL_CONTROL_LCD_TFT (0 << 18) |
| #define SM501_DC_PANEL_CONTROL_LCD_STN8 (1 << 18) |
| #define SM501_DC_PANEL_CONTROL_LCD_STN12 (2 << 18) |
| |
| #define SM501_DC_PANEL_CONTROL_CP (1 << 14) |
| #define SM501_DC_PANEL_CONTROL_VSP (1 << 13) |
| #define SM501_DC_PANEL_CONTROL_HSP (1 << 12) |
| #define SM501_DC_PANEL_CONTROL_CK (1 << 9) |
| #define SM501_DC_PANEL_CONTROL_TE (1 << 8) |
| #define SM501_DC_PANEL_CONTROL_VPD (1 << 7) |
| #define SM501_DC_PANEL_CONTROL_VP (1 << 6) |
| #define SM501_DC_PANEL_CONTROL_HPD (1 << 5) |
| #define SM501_DC_PANEL_CONTROL_HP (1 << 4) |
| #define SM501_DC_PANEL_CONTROL_GAMMA (1 << 3) |
| #define SM501_DC_PANEL_CONTROL_EN (1 << 2) |
| |
| #define SM501_DC_PANEL_CONTROL_8BPP (0 << 0) |
| #define SM501_DC_PANEL_CONTROL_16BPP (1 << 0) |
| #define SM501_DC_PANEL_CONTROL_32BPP (2 << 0) |
| |
| |
| #define SM501_DC_PANEL_PANNING_CONTROL (0x004) |
| #define SM501_DC_PANEL_COLOR_KEY (0x008) |
| #define SM501_DC_PANEL_FB_ADDR (0x00C) |
| #define SM501_DC_PANEL_FB_OFFSET (0x010) |
| #define SM501_DC_PANEL_FB_WIDTH (0x014) |
| #define SM501_DC_PANEL_FB_HEIGHT (0x018) |
| #define SM501_DC_PANEL_TL_LOC (0x01C) |
| #define SM501_DC_PANEL_BR_LOC (0x020) |
| #define SM501_DC_PANEL_H_TOT (0x024) |
| #define SM501_DC_PANEL_H_SYNC (0x028) |
| #define SM501_DC_PANEL_V_TOT (0x02C) |
| #define SM501_DC_PANEL_V_SYNC (0x030) |
| #define SM501_DC_PANEL_CUR_LINE (0x034) |
| |
| #define SM501_DC_VIDEO_CONTROL (0x040) |
| #define SM501_DC_VIDEO_FB0_ADDR (0x044) |
| #define SM501_DC_VIDEO_FB_WIDTH (0x048) |
| #define SM501_DC_VIDEO_FB0_LAST_ADDR (0x04C) |
| #define SM501_DC_VIDEO_TL_LOC (0x050) |
| #define SM501_DC_VIDEO_BR_LOC (0x054) |
| #define SM501_DC_VIDEO_SCALE (0x058) |
| #define SM501_DC_VIDEO_INIT_SCALE (0x05C) |
| #define SM501_DC_VIDEO_YUV_CONSTANTS (0x060) |
| #define SM501_DC_VIDEO_FB1_ADDR (0x064) |
| #define SM501_DC_VIDEO_FB1_LAST_ADDR (0x068) |
| |
| #define SM501_DC_VIDEO_ALPHA_CONTROL (0x080) |
| #define SM501_DC_VIDEO_ALPHA_FB_ADDR (0x084) |
| #define SM501_DC_VIDEO_ALPHA_FB_OFFSET (0x088) |
| #define SM501_DC_VIDEO_ALPHA_FB_LAST_ADDR (0x08C) |
| #define SM501_DC_VIDEO_ALPHA_TL_LOC (0x090) |
| #define SM501_DC_VIDEO_ALPHA_BR_LOC (0x094) |
| #define SM501_DC_VIDEO_ALPHA_SCALE (0x098) |
| #define SM501_DC_VIDEO_ALPHA_INIT_SCALE (0x09C) |
| #define SM501_DC_VIDEO_ALPHA_CHROMA_KEY (0x0A0) |
| #define SM501_DC_VIDEO_ALPHA_COLOR_LOOKUP (0x0A4) |
| |
| #define SM501_DC_PANEL_HWC_BASE (0x0F0) |
| #define SM501_DC_PANEL_HWC_ADDR (0x0F0) |
| #define SM501_DC_PANEL_HWC_LOC (0x0F4) |
| #define SM501_DC_PANEL_HWC_COLOR_1_2 (0x0F8) |
| #define SM501_DC_PANEL_HWC_COLOR_3 (0x0FC) |
| |
| #define SM501_HWC_EN (1 << 31) |
| |
| #define SM501_OFF_HWC_ADDR (0x00) |
| #define SM501_OFF_HWC_LOC (0x04) |
| #define SM501_OFF_HWC_COLOR_1_2 (0x08) |
| #define SM501_OFF_HWC_COLOR_3 (0x0C) |
| |
| #define SM501_DC_ALPHA_CONTROL (0x100) |
| #define SM501_DC_ALPHA_FB_ADDR (0x104) |
| #define SM501_DC_ALPHA_FB_OFFSET (0x108) |
| #define SM501_DC_ALPHA_TL_LOC (0x10C) |
| #define SM501_DC_ALPHA_BR_LOC (0x110) |
| #define SM501_DC_ALPHA_CHROMA_KEY (0x114) |
| #define SM501_DC_ALPHA_COLOR_LOOKUP (0x118) |
| |
| #define SM501_DC_CRT_CONTROL (0x200) |
| |
| #define SM501_DC_CRT_CONTROL_TVP (1 << 15) |
| #define SM501_DC_CRT_CONTROL_CP (1 << 14) |
| #define SM501_DC_CRT_CONTROL_VSP (1 << 13) |
| #define SM501_DC_CRT_CONTROL_HSP (1 << 12) |
| #define SM501_DC_CRT_CONTROL_VS (1 << 11) |
| #define SM501_DC_CRT_CONTROL_BLANK (1 << 10) |
| #define SM501_DC_CRT_CONTROL_SEL (1 << 9) |
| #define SM501_DC_CRT_CONTROL_TE (1 << 8) |
| #define SM501_DC_CRT_CONTROL_PIXEL_MASK (0xF << 4) |
| #define SM501_DC_CRT_CONTROL_GAMMA (1 << 3) |
| #define SM501_DC_CRT_CONTROL_ENABLE (1 << 2) |
| |
| #define SM501_DC_CRT_CONTROL_8BPP (0 << 0) |
| #define SM501_DC_CRT_CONTROL_16BPP (1 << 0) |
| #define SM501_DC_CRT_CONTROL_32BPP (2 << 0) |
| |
| #define SM501_DC_CRT_FB_ADDR (0x204) |
| #define SM501_DC_CRT_FB_OFFSET (0x208) |
| #define SM501_DC_CRT_H_TOT (0x20C) |
| #define SM501_DC_CRT_H_SYNC (0x210) |
| #define SM501_DC_CRT_V_TOT (0x214) |
| #define SM501_DC_CRT_V_SYNC (0x218) |
| #define SM501_DC_CRT_SIGNATURE_ANALYZER (0x21C) |
| #define SM501_DC_CRT_CUR_LINE (0x220) |
| #define SM501_DC_CRT_MONITOR_DETECT (0x224) |
| |
| #define SM501_DC_CRT_HWC_BASE (0x230) |
| #define SM501_DC_CRT_HWC_ADDR (0x230) |
| #define SM501_DC_CRT_HWC_LOC (0x234) |
| #define SM501_DC_CRT_HWC_COLOR_1_2 (0x238) |
| #define SM501_DC_CRT_HWC_COLOR_3 (0x23C) |
| |
| #define SM501_DC_PANEL_PALETTE (0x400) |
| |
| #define SM501_DC_VIDEO_PALETTE (0x800) |
| |
| #define SM501_DC_CRT_PALETTE (0xC00) |
| |
| /* Zoom Video port base */ |
| #define SM501_ZVPORT (0x090000) |
| |
| /* AC97/I2S base */ |
| #define SM501_AC97 (0x0A0000) |
| |
| /* 8051 micro controller base */ |
| #define SM501_UCONTROLLER (0x0B0000) |
| |
| /* 8051 micro controller SRAM base */ |
| #define SM501_UCONTROLLER_SRAM (0x0C0000) |
| |
| /* DMA base */ |
| #define SM501_DMA (0x0D0000) |
| |
| /* 2d engine base */ |
| #define SM501_2D_ENGINE (0x100000) |
| #define SM501_2D_SOURCE (0x00) |
| #define SM501_2D_DESTINATION (0x04) |
| #define SM501_2D_DIMENSION (0x08) |
| #define SM501_2D_CONTROL (0x0C) |
| #define SM501_2D_PITCH (0x10) |
| #define SM501_2D_FOREGROUND (0x14) |
| #define SM501_2D_BACKGROUND (0x18) |
| #define SM501_2D_STRETCH (0x1C) |
| #define SM501_2D_COLOR_COMPARE (0x20) |
| #define SM501_2D_COLOR_COMPARE_MASK (0x24) |
| #define SM501_2D_MASK (0x28) |
| #define SM501_2D_CLIP_TL (0x2C) |
| #define SM501_2D_CLIP_BR (0x30) |
| #define SM501_2D_MONO_PATTERN_LOW (0x34) |
| #define SM501_2D_MONO_PATTERN_HIGH (0x38) |
| #define SM501_2D_WINDOW_WIDTH (0x3C) |
| #define SM501_2D_SOURCE_BASE (0x40) |
| #define SM501_2D_DESTINATION_BASE (0x44) |
| #define SM501_2D_ALPHA (0x48) |
| #define SM501_2D_WRAP (0x4C) |
| #define SM501_2D_STATUS (0x50) |
| |
| #define SM501_CSC_Y_SOURCE_BASE (0xC8) |
| #define SM501_CSC_CONSTANTS (0xCC) |
| #define SM501_CSC_Y_SOURCE_X (0xD0) |
| #define SM501_CSC_Y_SOURCE_Y (0xD4) |
| #define SM501_CSC_U_SOURCE_BASE (0xD8) |
| #define SM501_CSC_V_SOURCE_BASE (0xDC) |
| #define SM501_CSC_SOURCE_DIMENSION (0xE0) |
| #define SM501_CSC_SOURCE_PITCH (0xE4) |
| #define SM501_CSC_DESTINATION (0xE8) |
| #define SM501_CSC_DESTINATION_DIMENSION (0xEC) |
| #define SM501_CSC_DESTINATION_PITCH (0xF0) |
| #define SM501_CSC_SCALE_FACTOR (0xF4) |
| #define SM501_CSC_DESTINATION_BASE (0xF8) |
| #define SM501_CSC_CONTROL (0xFC) |
| |
| /* 2d engine data port base */ |
| #define SM501_2D_ENGINE_DATA (0x110000) |
| |
| /* end of register definitions */ |
| |
| #define SM501_HWC_WIDTH (64) |
| #define SM501_HWC_HEIGHT (64) |
| |
| /* SM501 local memory size taken from "linux/drivers/mfd/sm501.c" */ |
| static const uint32_t sm501_mem_local_size[] = { |
| [0] = 4 * M_BYTE, |
| [1] = 8 * M_BYTE, |
| [2] = 16 * M_BYTE, |
| [3] = 32 * M_BYTE, |
| [4] = 64 * M_BYTE, |
| [5] = 2 * M_BYTE, |
| }; |
| #define get_local_mem_size(s) sm501_mem_local_size[(s)->local_mem_size_index] |
| |
| typedef struct SM501State { |
| /* graphic console status */ |
| QemuConsole *con; |
| |
| /* status & internal resources */ |
| uint32_t local_mem_size_index; |
| uint8_t *local_mem; |
| MemoryRegion local_mem_region; |
| MemoryRegion mmio_region; |
| MemoryRegion system_config_region; |
| MemoryRegion disp_ctrl_region; |
| MemoryRegion twoD_engine_region; |
| uint32_t last_width; |
| uint32_t last_height; |
| |
| /* mmio registers */ |
| uint32_t system_control; |
| uint32_t misc_control; |
| uint32_t gpio_31_0_control; |
| uint32_t gpio_63_32_control; |
| uint32_t dram_control; |
| uint32_t arbitration_control; |
| uint32_t irq_mask; |
| uint32_t misc_timing; |
| uint32_t power_mode_control; |
| |
| uint32_t uart0_ier; |
| uint32_t uart0_lcr; |
| uint32_t uart0_mcr; |
| uint32_t uart0_scr; |
| |
| uint8_t dc_palette[DC_PALETTE_ENTRIES]; |
| |
| uint32_t dc_panel_control; |
| uint32_t dc_panel_panning_control; |
| uint32_t dc_panel_fb_addr; |
| uint32_t dc_panel_fb_offset; |
| uint32_t dc_panel_fb_width; |
| uint32_t dc_panel_fb_height; |
| uint32_t dc_panel_tl_location; |
| uint32_t dc_panel_br_location; |
| uint32_t dc_panel_h_total; |
| uint32_t dc_panel_h_sync; |
| uint32_t dc_panel_v_total; |
| uint32_t dc_panel_v_sync; |
| |
| uint32_t dc_panel_hwc_addr; |
| uint32_t dc_panel_hwc_location; |
| uint32_t dc_panel_hwc_color_1_2; |
| uint32_t dc_panel_hwc_color_3; |
| |
| uint32_t dc_video_control; |
| |
| uint32_t dc_crt_control; |
| uint32_t dc_crt_fb_addr; |
| uint32_t dc_crt_fb_offset; |
| uint32_t dc_crt_h_total; |
| uint32_t dc_crt_h_sync; |
| uint32_t dc_crt_v_total; |
| uint32_t dc_crt_v_sync; |
| |
| uint32_t dc_crt_hwc_addr; |
| uint32_t dc_crt_hwc_location; |
| uint32_t dc_crt_hwc_color_1_2; |
| uint32_t dc_crt_hwc_color_3; |
| |
| uint32_t twoD_source; |
| uint32_t twoD_destination; |
| uint32_t twoD_dimension; |
| uint32_t twoD_control; |
| uint32_t twoD_pitch; |
| uint32_t twoD_foreground; |
| uint32_t twoD_background; |
| uint32_t twoD_stretch; |
| uint32_t twoD_color_compare; |
| uint32_t twoD_color_compare_mask; |
| uint32_t twoD_mask; |
| uint32_t twoD_clip_tl; |
| uint32_t twoD_clip_br; |
| uint32_t twoD_mono_pattern_low; |
| uint32_t twoD_mono_pattern_high; |
| uint32_t twoD_window_width; |
| uint32_t twoD_source_base; |
| uint32_t twoD_destination_base; |
| uint32_t twoD_alpha; |
| uint32_t twoD_wrap; |
| } SM501State; |
| |
| static uint32_t get_local_mem_size_index(uint32_t size) |
| { |
| uint32_t norm_size = 0; |
| int i, index = 0; |
| |
| for (i = 0; i < ARRAY_SIZE(sm501_mem_local_size); i++) { |
| uint32_t new_size = sm501_mem_local_size[i]; |
| if (new_size >= size) { |
| if (norm_size == 0 || norm_size > new_size) { |
| norm_size = new_size; |
| index = i; |
| } |
| } |
| } |
| |
| return index; |
| } |
| |
| static inline int get_width(SM501State *s, int crt) |
| { |
| int width = crt ? s->dc_crt_h_total : s->dc_panel_h_total; |
| return (width & 0x00000FFF) + 1; |
| } |
| |
| static inline int get_height(SM501State *s, int crt) |
| { |
| int height = crt ? s->dc_crt_v_total : s->dc_panel_v_total; |
| return (height & 0x00000FFF) + 1; |
| } |
| |
| static inline int get_bpp(SM501State *s, int crt) |
| { |
| int bpp = crt ? s->dc_crt_control : s->dc_panel_control; |
| return 1 << (bpp & 3); |
| } |
| |
| /** |
| * Check the availability of hardware cursor. |
| * @param crt 0 for PANEL, 1 for CRT. |
| */ |
| static inline int is_hwc_enabled(SM501State *state, int crt) |
| { |
| uint32_t addr = crt ? state->dc_crt_hwc_addr : state->dc_panel_hwc_addr; |
| return addr & SM501_HWC_EN; |
| } |
| |
| /** |
| * Get the address which holds cursor pattern data. |
| * @param crt 0 for PANEL, 1 for CRT. |
| */ |
| static inline uint8_t *get_hwc_address(SM501State *state, int crt) |
| { |
| uint32_t addr = crt ? state->dc_crt_hwc_addr : state->dc_panel_hwc_addr; |
| return state->local_mem + (addr & 0x03FFFFF0); |
| } |
| |
| /** |
| * Get the cursor position in y coordinate. |
| * @param crt 0 for PANEL, 1 for CRT. |
| */ |
| static inline uint32_t get_hwc_y(SM501State *state, int crt) |
| { |
| uint32_t location = crt ? state->dc_crt_hwc_location |
| : state->dc_panel_hwc_location; |
| return (location & 0x07FF0000) >> 16; |
| } |
| |
| /** |
| * Get the cursor position in x coordinate. |
| * @param crt 0 for PANEL, 1 for CRT. |
| */ |
| static inline uint32_t get_hwc_x(SM501State *state, int crt) |
| { |
| uint32_t location = crt ? state->dc_crt_hwc_location |
| : state->dc_panel_hwc_location; |
| return location & 0x000007FF; |
| } |
| |
| /** |
| * Get the hardware cursor palette. |
| * @param crt 0 for PANEL, 1 for CRT. |
| * @param palette pointer to a [3 * 3] array to store color values in |
| */ |
| static inline void get_hwc_palette(SM501State *state, int crt, uint8_t *palette) |
| { |
| int i; |
| uint32_t color_reg; |
| uint16_t rgb565; |
| |
| for (i = 0; i < 3; i++) { |
| if (i + 1 == 3) { |
| color_reg = crt ? state->dc_crt_hwc_color_3 |
| : state->dc_panel_hwc_color_3; |
| } else { |
| color_reg = crt ? state->dc_crt_hwc_color_1_2 |
| : state->dc_panel_hwc_color_1_2; |
| } |
| |
| if (i + 1 == 2) { |
| rgb565 = (color_reg >> 16) & 0xFFFF; |
| } else { |
| rgb565 = color_reg & 0xFFFF; |
| } |
| palette[i * 3 + 0] = (rgb565 << 3) & 0xf8; /* red */ |
| palette[i * 3 + 1] = (rgb565 >> 3) & 0xfc; /* green */ |
| palette[i * 3 + 2] = (rgb565 >> 8) & 0xf8; /* blue */ |
| } |
| } |
| |
| static inline void hwc_invalidate(SM501State *s, int crt) |
| { |
| int w = get_width(s, crt); |
| int h = get_height(s, crt); |
| int bpp = get_bpp(s, crt); |
| int start = get_hwc_y(s, crt); |
| int end = MIN(h, start + SM501_HWC_HEIGHT) + 1; |
| |
| start *= w * bpp; |
| end *= w * bpp; |
| |
| memory_region_set_dirty(&s->local_mem_region, start, end - start); |
| } |
| |
| static void sm501_2d_operation(SM501State *s) |
| { |
| /* obtain operation parameters */ |
| int operation = (s->twoD_control >> 16) & 0x1f; |
| int rtl = s->twoD_control & 0x8000000; |
| int src_x = (s->twoD_source >> 16) & 0x01FFF; |
| int src_y = s->twoD_source & 0xFFFF; |
| int dst_x = (s->twoD_destination >> 16) & 0x01FFF; |
| int dst_y = s->twoD_destination & 0xFFFF; |
| int operation_width = (s->twoD_dimension >> 16) & 0x1FFF; |
| int operation_height = s->twoD_dimension & 0xFFFF; |
| uint32_t color = s->twoD_foreground; |
| int format_flags = (s->twoD_stretch >> 20) & 0x3; |
| int addressing = (s->twoD_stretch >> 16) & 0xF; |
| |
| /* get frame buffer info */ |
| uint8_t *src = s->local_mem + (s->twoD_source_base & 0x03FFFFFF); |
| uint8_t *dst = s->local_mem + (s->twoD_destination_base & 0x03FFFFFF); |
| int src_width = (s->dc_crt_h_total & 0x00000FFF) + 1; |
| int dst_width = (s->dc_crt_h_total & 0x00000FFF) + 1; |
| |
| if (addressing != 0x0) { |
| printf("%s: only XY addressing is supported.\n", __func__); |
| abort(); |
| } |
| |
| if ((s->twoD_source_base & 0x08000000) || |
| (s->twoD_destination_base & 0x08000000)) { |
| printf("%s: only local memory is supported.\n", __func__); |
| abort(); |
| } |
| |
| switch (operation) { |
| case 0x00: /* copy area */ |
| #define COPY_AREA(_bpp, _pixel_type, rtl) { \ |
| int y, x, index_d, index_s; \ |
| for (y = 0; y < operation_height; y++) { \ |
| for (x = 0; x < operation_width; x++) { \ |
| if (rtl) { \ |
| index_s = ((src_y - y) * src_width + src_x - x) * _bpp; \ |
| index_d = ((dst_y - y) * dst_width + dst_x - x) * _bpp; \ |
| } else { \ |
| index_s = ((src_y + y) * src_width + src_x + x) * _bpp; \ |
| index_d = ((dst_y + y) * dst_width + dst_x + x) * _bpp; \ |
| } \ |
| *(_pixel_type *)&dst[index_d] = *(_pixel_type *)&src[index_s];\ |
| } \ |
| } \ |
| } |
| switch (format_flags) { |
| case 0: |
| COPY_AREA(1, uint8_t, rtl); |
| break; |
| case 1: |
| COPY_AREA(2, uint16_t, rtl); |
| break; |
| case 2: |
| COPY_AREA(4, uint32_t, rtl); |
| break; |
| } |
| break; |
| |
| case 0x01: /* fill rectangle */ |
| #define FILL_RECT(_bpp, _pixel_type) { \ |
| int y, x; \ |
| for (y = 0; y < operation_height; y++) { \ |
| for (x = 0; x < operation_width; x++) { \ |
| int index = ((dst_y + y) * dst_width + dst_x + x) * _bpp; \ |
| *(_pixel_type *)&dst[index] = (_pixel_type)color; \ |
| } \ |
| } \ |
| } |
| |
| switch (format_flags) { |
| case 0: |
| FILL_RECT(1, uint8_t); |
| break; |
| case 1: |
| FILL_RECT(2, uint16_t); |
| break; |
| case 2: |
| FILL_RECT(4, uint32_t); |
| break; |
| } |
| break; |
| |
| default: |
| printf("non-implemented SM501 2D operation. %d\n", operation); |
| abort(); |
| break; |
| } |
| } |
| |
| static uint64_t sm501_system_config_read(void *opaque, hwaddr addr, |
| unsigned size) |
| { |
| SM501State *s = (SM501State *)opaque; |
| uint32_t ret = 0; |
| SM501_DPRINTF("sm501 system config regs : read addr=%x\n", (int)addr); |
| |
| switch (addr) { |
| case SM501_SYSTEM_CONTROL: |
| ret = s->system_control; |
| break; |
| case SM501_MISC_CONTROL: |
| ret = s->misc_control; |
| break; |
| case SM501_GPIO31_0_CONTROL: |
| ret = s->gpio_31_0_control; |
| break; |
| case SM501_GPIO63_32_CONTROL: |
| ret = s->gpio_63_32_control; |
| break; |
| case SM501_DEVICEID: |
| ret = 0x050100A0; |
| break; |
| case SM501_DRAM_CONTROL: |
| ret = (s->dram_control & 0x07F107C0) | s->local_mem_size_index << 13; |
| break; |
| case SM501_ARBTRTN_CONTROL: |
| ret = s->arbitration_control; |
| break; |
| case SM501_IRQ_MASK: |
| ret = s->irq_mask; |
| break; |
| case SM501_MISC_TIMING: |
| /* TODO : simulate gate control */ |
| ret = s->misc_timing; |
| break; |
| case SM501_CURRENT_GATE: |
| /* TODO : simulate gate control */ |
| ret = 0x00021807; |
| break; |
| case SM501_CURRENT_CLOCK: |
| ret = 0x2A1A0A09; |
| break; |
| case SM501_POWER_MODE_CONTROL: |
| ret = s->power_mode_control; |
| break; |
| |
| default: |
| printf("sm501 system config : not implemented register read." |
| " addr=%x\n", (int)addr); |
| abort(); |
| } |
| |
| return ret; |
| } |
| |
| static void sm501_system_config_write(void *opaque, hwaddr addr, |
| uint64_t value, unsigned size) |
| { |
| SM501State *s = (SM501State *)opaque; |
| SM501_DPRINTF("sm501 system config regs : write addr=%x, val=%x\n", |
| (uint32_t)addr, (uint32_t)value); |
| |
| switch (addr) { |
| case SM501_SYSTEM_CONTROL: |
| s->system_control = value & 0xE300B8F7; |
| break; |
| case SM501_MISC_CONTROL: |
| s->misc_control = value & 0xFF7FFF20; |
| break; |
| case SM501_GPIO31_0_CONTROL: |
| s->gpio_31_0_control = value; |
| break; |
| case SM501_GPIO63_32_CONTROL: |
| s->gpio_63_32_control = value; |
| break; |
| case SM501_DRAM_CONTROL: |
| s->local_mem_size_index = (value >> 13) & 0x7; |
| /* TODO : check validity of size change */ |
| s->dram_control |= value & 0x7FFFFFC3; |
| break; |
| case SM501_ARBTRTN_CONTROL: |
| s->arbitration_control = value & 0x37777777; |
| break; |
| case SM501_IRQ_MASK: |
| s->irq_mask = value; |
| break; |
| case SM501_MISC_TIMING: |
| s->misc_timing = value & 0xF31F1FFF; |
| break; |
| case SM501_POWER_MODE_0_GATE: |
| case SM501_POWER_MODE_1_GATE: |
| case SM501_POWER_MODE_0_CLOCK: |
| case SM501_POWER_MODE_1_CLOCK: |
| /* TODO : simulate gate & clock control */ |
| break; |
| case SM501_POWER_MODE_CONTROL: |
| s->power_mode_control = value & 0x00000003; |
| break; |
| |
| default: |
| printf("sm501 system config : not implemented register write." |
| " addr=%x, val=%x\n", (int)addr, (uint32_t)value); |
| abort(); |
| } |
| } |
| |
| static const MemoryRegionOps sm501_system_config_ops = { |
| .read = sm501_system_config_read, |
| .write = sm501_system_config_write, |
| .valid = { |
| .min_access_size = 4, |
| .max_access_size = 4, |
| }, |
| .endianness = DEVICE_LITTLE_ENDIAN, |
| }; |
| |
| static uint32_t sm501_palette_read(void *opaque, hwaddr addr) |
| { |
| SM501State *s = (SM501State *)opaque; |
| SM501_DPRINTF("sm501 palette read addr=%x\n", (int)addr); |
| |
| /* TODO : consider BYTE/WORD access */ |
| /* TODO : consider endian */ |
| |
| assert(range_covers_byte(0, 0x400 * 3, addr)); |
| return *(uint32_t *)&s->dc_palette[addr]; |
| } |
| |
| static void sm501_palette_write(void *opaque, hwaddr addr, |
| uint32_t value) |
| { |
| SM501State *s = (SM501State *)opaque; |
| SM501_DPRINTF("sm501 palette write addr=%x, val=%x\n", |
| (int)addr, value); |
| |
| /* TODO : consider BYTE/WORD access */ |
| /* TODO : consider endian */ |
| |
| assert(range_covers_byte(0, 0x400 * 3, addr)); |
| *(uint32_t *)&s->dc_palette[addr] = value; |
| } |
| |
| static uint64_t sm501_disp_ctrl_read(void *opaque, hwaddr addr, |
| unsigned size) |
| { |
| SM501State *s = (SM501State *)opaque; |
| uint32_t ret = 0; |
| SM501_DPRINTF("sm501 disp ctrl regs : read addr=%x\n", (int)addr); |
| |
| switch (addr) { |
| |
| case SM501_DC_PANEL_CONTROL: |
| ret = s->dc_panel_control; |
| break; |
| case SM501_DC_PANEL_PANNING_CONTROL: |
| ret = s->dc_panel_panning_control; |
| break; |
| case SM501_DC_PANEL_FB_ADDR: |
| ret = s->dc_panel_fb_addr; |
| break; |
| case SM501_DC_PANEL_FB_OFFSET: |
| ret = s->dc_panel_fb_offset; |
| break; |
| case SM501_DC_PANEL_FB_WIDTH: |
| ret = s->dc_panel_fb_width; |
| break; |
| case SM501_DC_PANEL_FB_HEIGHT: |
| ret = s->dc_panel_fb_height; |
| break; |
| case SM501_DC_PANEL_TL_LOC: |
| ret = s->dc_panel_tl_location; |
| break; |
| case SM501_DC_PANEL_BR_LOC: |
| ret = s->dc_panel_br_location; |
| break; |
| |
| case SM501_DC_PANEL_H_TOT: |
| ret = s->dc_panel_h_total; |
| break; |
| case SM501_DC_PANEL_H_SYNC: |
| ret = s->dc_panel_h_sync; |
| break; |
| case SM501_DC_PANEL_V_TOT: |
| ret = s->dc_panel_v_total; |
| break; |
| case SM501_DC_PANEL_V_SYNC: |
| ret = s->dc_panel_v_sync; |
| break; |
| |
| case SM501_DC_VIDEO_CONTROL: |
| ret = s->dc_video_control; |
| break; |
| |
| case SM501_DC_CRT_CONTROL: |
| ret = s->dc_crt_control; |
| break; |
| case SM501_DC_CRT_FB_ADDR: |
| ret = s->dc_crt_fb_addr; |
| break; |
| case SM501_DC_CRT_FB_OFFSET: |
| ret = s->dc_crt_fb_offset; |
| break; |
| case SM501_DC_CRT_H_TOT: |
| ret = s->dc_crt_h_total; |
| break; |
| case SM501_DC_CRT_H_SYNC: |
| ret = s->dc_crt_h_sync; |
| break; |
| case SM501_DC_CRT_V_TOT: |
| ret = s->dc_crt_v_total; |
| break; |
| case SM501_DC_CRT_V_SYNC: |
| ret = s->dc_crt_v_sync; |
| break; |
| |
| case SM501_DC_CRT_HWC_ADDR: |
| ret = s->dc_crt_hwc_addr; |
| break; |
| case SM501_DC_CRT_HWC_LOC: |
| ret = s->dc_crt_hwc_location; |
| break; |
| case SM501_DC_CRT_HWC_COLOR_1_2: |
| ret = s->dc_crt_hwc_color_1_2; |
| break; |
| case SM501_DC_CRT_HWC_COLOR_3: |
| ret = s->dc_crt_hwc_color_3; |
| break; |
| |
| case SM501_DC_PANEL_PALETTE ... SM501_DC_PANEL_PALETTE + 0x400 * 3 - 4: |
| ret = sm501_palette_read(opaque, addr - SM501_DC_PANEL_PALETTE); |
| break; |
| |
| default: |
| printf("sm501 disp ctrl : not implemented register read." |
| " addr=%x\n", (int)addr); |
| abort(); |
| } |
| |
| return ret; |
| } |
| |
| static void sm501_disp_ctrl_write(void *opaque, hwaddr addr, |
| uint64_t value, unsigned size) |
| { |
| SM501State *s = (SM501State *)opaque; |
| SM501_DPRINTF("sm501 disp ctrl regs : write addr=%x, val=%x\n", |
| (unsigned)addr, (unsigned)value); |
| |
| switch (addr) { |
| case SM501_DC_PANEL_CONTROL: |
| s->dc_panel_control = value & 0x0FFF73FF; |
| break; |
| case SM501_DC_PANEL_PANNING_CONTROL: |
| s->dc_panel_panning_control = value & 0xFF3FFF3F; |
| break; |
| case SM501_DC_PANEL_FB_ADDR: |
| s->dc_panel_fb_addr = value & 0x8FFFFFF0; |
| break; |
| case SM501_DC_PANEL_FB_OFFSET: |
| s->dc_panel_fb_offset = value & 0x3FF03FF0; |
| break; |
| case SM501_DC_PANEL_FB_WIDTH: |
| s->dc_panel_fb_width = value & 0x0FFF0FFF; |
| break; |
| case SM501_DC_PANEL_FB_HEIGHT: |
| s->dc_panel_fb_height = value & 0x0FFF0FFF; |
| break; |
| case SM501_DC_PANEL_TL_LOC: |
| s->dc_panel_tl_location = value & 0x07FF07FF; |
| break; |
| case SM501_DC_PANEL_BR_LOC: |
| s->dc_panel_br_location = value & 0x07FF07FF; |
| break; |
| |
| case SM501_DC_PANEL_H_TOT: |
| s->dc_panel_h_total = value & 0x0FFF0FFF; |
| break; |
| case SM501_DC_PANEL_H_SYNC: |
| s->dc_panel_h_sync = value & 0x00FF0FFF; |
| break; |
| case SM501_DC_PANEL_V_TOT: |
| s->dc_panel_v_total = value & 0x0FFF0FFF; |
| break; |
| case SM501_DC_PANEL_V_SYNC: |
| s->dc_panel_v_sync = value & 0x003F0FFF; |
| break; |
| |
| case SM501_DC_PANEL_HWC_ADDR: |
| value &= 0x8FFFFFF0; |
| if (value != s->dc_panel_hwc_addr) { |
| hwc_invalidate(s, 0); |
| s->dc_panel_hwc_addr = value; |
| } |
| break; |
| case SM501_DC_PANEL_HWC_LOC: |
| value &= 0x0FFF0FFF; |
| if (value != s->dc_panel_hwc_location) { |
| hwc_invalidate(s, 0); |
| s->dc_panel_hwc_location = value; |
| } |
| break; |
| case SM501_DC_PANEL_HWC_COLOR_1_2: |
| s->dc_panel_hwc_color_1_2 = value; |
| break; |
| case SM501_DC_PANEL_HWC_COLOR_3: |
| s->dc_panel_hwc_color_3 = value & 0x0000FFFF; |
| break; |
| |
| case SM501_DC_VIDEO_CONTROL: |
| s->dc_video_control = value & 0x00037FFF; |
| break; |
| |
| case SM501_DC_CRT_CONTROL: |
| s->dc_crt_control = value & 0x0003FFFF; |
| break; |
| case SM501_DC_CRT_FB_ADDR: |
| s->dc_crt_fb_addr = value & 0x8FFFFFF0; |
| break; |
| case SM501_DC_CRT_FB_OFFSET: |
| s->dc_crt_fb_offset = value & 0x3FF03FF0; |
| break; |
| case SM501_DC_CRT_H_TOT: |
| s->dc_crt_h_total = value & 0x0FFF0FFF; |
| break; |
| case SM501_DC_CRT_H_SYNC: |
| s->dc_crt_h_sync = value & 0x00FF0FFF; |
| break; |
| case SM501_DC_CRT_V_TOT: |
| s->dc_crt_v_total = value & 0x0FFF0FFF; |
| break; |
| case SM501_DC_CRT_V_SYNC: |
| s->dc_crt_v_sync = value & 0x003F0FFF; |
| break; |
| |
| case SM501_DC_CRT_HWC_ADDR: |
| value &= 0x8FFFFFF0; |
| if (value != s->dc_crt_hwc_addr) { |
| hwc_invalidate(s, 1); |
| s->dc_crt_hwc_addr = value; |
| } |
| break; |
| case SM501_DC_CRT_HWC_LOC: |
| value &= 0x0FFF0FFF; |
| if (value != s->dc_crt_hwc_location) { |
| hwc_invalidate(s, 1); |
| s->dc_crt_hwc_location = value; |
| } |
| break; |
| case SM501_DC_CRT_HWC_COLOR_1_2: |
| s->dc_crt_hwc_color_1_2 = value; |
| break; |
| case SM501_DC_CRT_HWC_COLOR_3: |
| s->dc_crt_hwc_color_3 = value & 0x0000FFFF; |
| break; |
| |
| case SM501_DC_PANEL_PALETTE ... SM501_DC_PANEL_PALETTE + 0x400 * 3 - 4: |
| sm501_palette_write(opaque, addr - SM501_DC_PANEL_PALETTE, value); |
| break; |
| |
| default: |
| printf("sm501 disp ctrl : not implemented register write." |
| " addr=%x, val=%x\n", (int)addr, (unsigned)value); |
| abort(); |
| } |
| } |
| |
| static const MemoryRegionOps sm501_disp_ctrl_ops = { |
| .read = sm501_disp_ctrl_read, |
| .write = sm501_disp_ctrl_write, |
| .valid = { |
| .min_access_size = 4, |
| .max_access_size = 4, |
| }, |
| .endianness = DEVICE_LITTLE_ENDIAN, |
| }; |
| |
| static uint64_t sm501_2d_engine_read(void *opaque, hwaddr addr, |
| unsigned size) |
| { |
| SM501State *s = (SM501State *)opaque; |
| uint32_t ret = 0; |
| SM501_DPRINTF("sm501 2d engine regs : read addr=%x\n", (int)addr); |
| |
| switch (addr) { |
| case SM501_2D_SOURCE: |
| ret = s->twoD_source; |
| break; |
| case SM501_2D_DESTINATION: |
| ret = s->twoD_destination; |
| break; |
| case SM501_2D_DIMENSION: |
| ret = s->twoD_dimension; |
| break; |
| case SM501_2D_CONTROL: |
| ret = s->twoD_control; |
| break; |
| case SM501_2D_PITCH: |
| ret = s->twoD_pitch; |
| break; |
| case SM501_2D_FOREGROUND: |
| ret = s->twoD_foreground; |
| break; |
| case SM501_2D_BACKGROUND: |
| ret = s->twoD_background; |
| break; |
| case SM501_2D_STRETCH: |
| ret = s->twoD_stretch; |
| break; |
| case SM501_2D_COLOR_COMPARE: |
| ret = s->twoD_color_compare; |
| break; |
| case SM501_2D_COLOR_COMPARE_MASK: |
| ret = s->twoD_color_compare_mask; |
| break; |
| case SM501_2D_MASK: |
| ret = s->twoD_mask; |
| break; |
| case SM501_2D_CLIP_TL: |
| ret = s->twoD_clip_tl; |
| break; |
| case SM501_2D_CLIP_BR: |
| ret = s->twoD_clip_br; |
| break; |
| case SM501_2D_MONO_PATTERN_LOW: |
| ret = s->twoD_mono_pattern_low; |
| break; |
| case SM501_2D_MONO_PATTERN_HIGH: |
| ret = s->twoD_mono_pattern_high; |
| break; |
| case SM501_2D_WINDOW_WIDTH: |
| ret = s->twoD_window_width; |
| break; |
| case SM501_2D_SOURCE_BASE: |
| ret = s->twoD_source_base; |
| break; |
| case SM501_2D_DESTINATION_BASE: |
| ret = s->twoD_destination_base; |
| break; |
| case SM501_2D_ALPHA: |
| ret = s->twoD_alpha; |
| break; |
| case SM501_2D_WRAP: |
| ret = s->twoD_wrap; |
| break; |
| case SM501_2D_STATUS: |
| ret = 0; /* Should return interrupt status */ |
| break; |
| default: |
| printf("sm501 disp ctrl : not implemented register read." |
| " addr=%x\n", (int)addr); |
| abort(); |
| } |
| |
| return ret; |
| } |
| |
| static void sm501_2d_engine_write(void *opaque, hwaddr addr, |
| uint64_t value, unsigned size) |
| { |
| SM501State *s = (SM501State *)opaque; |
| SM501_DPRINTF("sm501 2d engine regs : write addr=%x, val=%x\n", |
| (unsigned)addr, (unsigned)value); |
| |
| switch (addr) { |
| case SM501_2D_SOURCE: |
| s->twoD_source = value; |
| break; |
| case SM501_2D_DESTINATION: |
| s->twoD_destination = value; |
| break; |
| case SM501_2D_DIMENSION: |
| s->twoD_dimension = value; |
| break; |
| case SM501_2D_CONTROL: |
| s->twoD_control = value; |
| |
| /* do 2d operation if start flag is set. */ |
| if (value & 0x80000000) { |
| sm501_2d_operation(s); |
| s->twoD_control &= ~0x80000000; /* start flag down */ |
| } |
| |
| break; |
| case SM501_2D_PITCH: |
| s->twoD_pitch = value; |
| break; |
| case SM501_2D_FOREGROUND: |
| s->twoD_foreground = value; |
| break; |
| case SM501_2D_BACKGROUND: |
| s->twoD_background = value; |
| break; |
| case SM501_2D_STRETCH: |
| s->twoD_stretch = value; |
| break; |
| case SM501_2D_COLOR_COMPARE: |
| s->twoD_color_compare = value; |
| break; |
| case SM501_2D_COLOR_COMPARE_MASK: |
| s->twoD_color_compare_mask = value; |
| break; |
| case SM501_2D_MASK: |
| s->twoD_mask = value; |
| break; |
| case SM501_2D_CLIP_TL: |
| s->twoD_clip_tl = value; |
| break; |
| case SM501_2D_CLIP_BR: |
| s->twoD_clip_br = value; |
| break; |
| case SM501_2D_MONO_PATTERN_LOW: |
| s->twoD_mono_pattern_low = value; |
| break; |
| case SM501_2D_MONO_PATTERN_HIGH: |
| s->twoD_mono_pattern_high = value; |
| break; |
| case SM501_2D_WINDOW_WIDTH: |
| s->twoD_window_width = value; |
| break; |
| case SM501_2D_SOURCE_BASE: |
| s->twoD_source_base = value; |
| break; |
| case SM501_2D_DESTINATION_BASE: |
| s->twoD_destination_base = value; |
| break; |
| case SM501_2D_ALPHA: |
| s->twoD_alpha = value; |
| break; |
| case SM501_2D_WRAP: |
| s->twoD_wrap = value; |
| break; |
| case SM501_2D_STATUS: |
| /* ignored, writing 0 should clear interrupt status */ |
| break; |
| default: |
| printf("sm501 2d engine : not implemented register write." |
| " addr=%x, val=%x\n", (int)addr, (unsigned)value); |
| abort(); |
| } |
| } |
| |
| static const MemoryRegionOps sm501_2d_engine_ops = { |
| .read = sm501_2d_engine_read, |
| .write = sm501_2d_engine_write, |
| .valid = { |
| .min_access_size = 4, |
| .max_access_size = 4, |
| }, |
| .endianness = DEVICE_LITTLE_ENDIAN, |
| }; |
| |
| /* draw line functions for all console modes */ |
| |
| typedef void draw_line_func(uint8_t *d, const uint8_t *s, |
| int width, const uint32_t *pal); |
| |
| typedef void draw_hwc_line_func(uint8_t *d, const uint8_t *s, |
| int width, const uint8_t *palette, |
| int c_x, int c_y); |
| |
| #define DEPTH 8 |
| #include "sm501_template.h" |
| |
| #define DEPTH 15 |
| #include "sm501_template.h" |
| |
| #define BGR_FORMAT |
| #define DEPTH 15 |
| #include "sm501_template.h" |
| |
| #define DEPTH 16 |
| #include "sm501_template.h" |
| |
| #define BGR_FORMAT |
| #define DEPTH 16 |
| #include "sm501_template.h" |
| |
| #define DEPTH 32 |
| #include "sm501_template.h" |
| |
| #define BGR_FORMAT |
| #define DEPTH 32 |
| #include "sm501_template.h" |
| |
| static draw_line_func *draw_line8_funcs[] = { |
| draw_line8_8, |
| draw_line8_15, |
| draw_line8_16, |
| draw_line8_32, |
| draw_line8_32bgr, |
| draw_line8_15bgr, |
| draw_line8_16bgr, |
| }; |
| |
| static draw_line_func *draw_line16_funcs[] = { |
| draw_line16_8, |
| draw_line16_15, |
| draw_line16_16, |
| draw_line16_32, |
| draw_line16_32bgr, |
| draw_line16_15bgr, |
| draw_line16_16bgr, |
| }; |
| |
| static draw_line_func *draw_line32_funcs[] = { |
| draw_line32_8, |
| draw_line32_15, |
| draw_line32_16, |
| draw_line32_32, |
| draw_line32_32bgr, |
| draw_line32_15bgr, |
| draw_line32_16bgr, |
| }; |
| |
| static draw_hwc_line_func *draw_hwc_line_funcs[] = { |
| draw_hwc_line_8, |
| draw_hwc_line_15, |
| draw_hwc_line_16, |
| draw_hwc_line_32, |
| draw_hwc_line_32bgr, |
| draw_hwc_line_15bgr, |
| draw_hwc_line_16bgr, |
| }; |
| |
| static inline int get_depth_index(DisplaySurface *surface) |
| { |
| switch (surface_bits_per_pixel(surface)) { |
| default: |
| case 8: |
| return 0; |
| case 15: |
| return 1; |
| case 16: |
| return 2; |
| case 32: |
| if (is_surface_bgr(surface)) { |
| return 4; |
| } else { |
| return 3; |
| } |
| } |
| } |
| |
| static void sm501_update_display(void *opaque) |
| { |
| SM501State *s = (SM501State *)opaque; |
| DisplaySurface *surface = qemu_console_surface(s->con); |
| DirtyBitmapSnapshot *snap; |
| int y, c_x = 0, c_y = 0; |
| int crt = (s->dc_crt_control & SM501_DC_CRT_CONTROL_SEL) ? 1 : 0; |
| int width = get_width(s, crt); |
| int height = get_height(s, crt); |
| int src_bpp = get_bpp(s, crt); |
| int dst_bpp = surface_bytes_per_pixel(surface); |
| int dst_depth_index = get_depth_index(surface); |
| draw_line_func *draw_line = NULL; |
| draw_hwc_line_func *draw_hwc_line = NULL; |
| int full_update = 0; |
| int y_start = -1; |
| ram_addr_t offset = 0; |
| uint32_t *palette; |
| uint8_t hwc_palette[3 * 3]; |
| uint8_t *hwc_src = NULL; |
| |
| if (!((crt ? s->dc_crt_control : s->dc_panel_control) |
| & SM501_DC_CRT_CONTROL_ENABLE)) { |
| return; |
| } |
| |
| palette = (uint32_t *)(crt ? &s->dc_palette[SM501_DC_CRT_PALETTE - |
| SM501_DC_PANEL_PALETTE] |
| : &s->dc_palette[0]); |
| |
| /* choose draw_line function */ |
| switch (src_bpp) { |
| case 1: |
| draw_line = draw_line8_funcs[dst_depth_index]; |
| break; |
| case 2: |
| draw_line = draw_line16_funcs[dst_depth_index]; |
| break; |
| case 4: |
| draw_line = draw_line32_funcs[dst_depth_index]; |
| break; |
| default: |
| printf("sm501 update display : invalid control register value.\n"); |
| abort(); |
| break; |
| } |
| |
| /* set up to draw hardware cursor */ |
| if (is_hwc_enabled(s, crt)) { |
| /* choose cursor draw line function */ |
| draw_hwc_line = draw_hwc_line_funcs[dst_depth_index]; |
| hwc_src = get_hwc_address(s, crt); |
| c_x = get_hwc_x(s, crt); |
| c_y = get_hwc_y(s, crt); |
| get_hwc_palette(s, crt, hwc_palette); |
| } |
| |
| /* adjust console size */ |
| if (s->last_width != width || s->last_height != height) { |
| qemu_console_resize(s->con, width, height); |
| surface = qemu_console_surface(s->con); |
| s->last_width = width; |
| s->last_height = height; |
| full_update = 1; |
| } |
| |
| /* draw each line according to conditions */ |
| memory_region_sync_dirty_bitmap(&s->local_mem_region); |
| snap = memory_region_snapshot_and_clear_dirty(&s->local_mem_region, |
| offset, width * height * src_bpp, DIRTY_MEMORY_VGA); |
| for (y = 0, offset = 0; y < height; y++, offset += width * src_bpp) { |
| int update, update_hwc; |
| |
| /* check if hardware cursor is enabled and we're within its range */ |
| update_hwc = draw_hwc_line && c_y <= y && y < c_y + SM501_HWC_HEIGHT; |
| update = full_update || update_hwc; |
| /* check dirty flags for each line */ |
| update |= memory_region_snapshot_get_dirty(&s->local_mem_region, snap, |
| offset, width * src_bpp); |
| |
| /* draw line and change status */ |
| if (update) { |
| uint8_t *d = surface_data(surface); |
| d += y * width * dst_bpp; |
| |
| /* draw graphics layer */ |
| draw_line(d, s->local_mem + offset, width, palette); |
| |
| /* draw hardware cursor */ |
| if (update_hwc) { |
| draw_hwc_line(d, hwc_src, width, hwc_palette, c_x, y - c_y); |
| } |
| |
| if (y_start < 0) { |
| y_start = y; |
| } |
| } else { |
| if (y_start >= 0) { |
| /* flush to display */ |
| dpy_gfx_update(s->con, 0, y_start, width, y - y_start); |
| y_start = -1; |
| } |
| } |
| } |
| g_free(snap); |
| |
| /* complete flush to display */ |
| if (y_start >= 0) { |
| dpy_gfx_update(s->con, 0, y_start, width, y - y_start); |
| } |
| } |
| |
| static const GraphicHwOps sm501_ops = { |
| .gfx_update = sm501_update_display, |
| }; |
| |
| static void sm501_reset(SM501State *s) |
| { |
| s->system_control = 0x00100000; /* 2D engine FIFO empty */ |
| /* Bits 17 (SH), 7 (CDR), 6:5 (Test), 2:0 (Bus) are all supposed |
| * to be determined at reset by GPIO lines which set config bits. |
| * We hardwire them: |
| * SH = 0 : Hitachi Ready Polarity == Active Low |
| * CDR = 0 : do not reset clock divider |
| * TEST = 0 : Normal mode (not testing the silicon) |
| * BUS = 0 : Hitachi SH3/SH4 |
| */ |
| s->misc_control = SM501_MISC_DAC_POWER; |
| s->gpio_31_0_control = 0; |
| s->gpio_63_32_control = 0; |
| s->dram_control = 0; |
| s->arbitration_control = 0x05146732; |
| s->irq_mask = 0; |
| s->misc_timing = 0; |
| s->power_mode_control = 0; |
| s->dc_panel_control = 0x00010000; /* FIFO level 3 */ |
| s->dc_video_control = 0; |
| s->dc_crt_control = 0x00010000; |
| s->twoD_source = 0; |
| s->twoD_destination = 0; |
| s->twoD_dimension = 0; |
| s->twoD_control = 0; |
| s->twoD_pitch = 0; |
| s->twoD_foreground = 0; |
| s->twoD_background = 0; |
| s->twoD_stretch = 0; |
| s->twoD_color_compare = 0; |
| s->twoD_color_compare_mask = 0; |
| s->twoD_mask = 0; |
| s->twoD_clip_tl = 0; |
| s->twoD_clip_br = 0; |
| s->twoD_mono_pattern_low = 0; |
| s->twoD_mono_pattern_high = 0; |
| s->twoD_window_width = 0; |
| s->twoD_source_base = 0; |
| s->twoD_destination_base = 0; |
| s->twoD_alpha = 0; |
| s->twoD_wrap = 0; |
| } |
| |
| static void sm501_init(SM501State *s, DeviceState *dev, |
| uint32_t local_mem_bytes) |
| { |
| s->local_mem_size_index = get_local_mem_size_index(local_mem_bytes); |
| SM501_DPRINTF("sm501 local mem size=%x. index=%d\n", get_local_mem_size(s), |
| s->local_mem_size_index); |
| |
| /* local memory */ |
| memory_region_init_ram(&s->local_mem_region, OBJECT(dev), "sm501.local", |
| get_local_mem_size(s), &error_fatal); |
| memory_region_set_log(&s->local_mem_region, true, DIRTY_MEMORY_VGA); |
| s->local_mem = memory_region_get_ram_ptr(&s->local_mem_region); |
| |
| /* mmio */ |
| memory_region_init(&s->mmio_region, OBJECT(dev), "sm501.mmio", MMIO_SIZE); |
| memory_region_init_io(&s->system_config_region, OBJECT(dev), |
| &sm501_system_config_ops, s, |
| "sm501-system-config", 0x6c); |
| memory_region_add_subregion(&s->mmio_region, SM501_SYS_CONFIG, |
| &s->system_config_region); |
| memory_region_init_io(&s->disp_ctrl_region, OBJECT(dev), |
| &sm501_disp_ctrl_ops, s, |
| "sm501-disp-ctrl", 0x1000); |
| memory_region_add_subregion(&s->mmio_region, SM501_DC, |
| &s->disp_ctrl_region); |
| memory_region_init_io(&s->twoD_engine_region, OBJECT(dev), |
| &sm501_2d_engine_ops, s, |
| "sm501-2d-engine", 0x54); |
| memory_region_add_subregion(&s->mmio_region, SM501_2D_ENGINE, |
| &s->twoD_engine_region); |
| |
| /* create qemu graphic console */ |
| s->con = graphic_console_init(DEVICE(dev), 0, &sm501_ops, s); |
| } |
| |
| static const VMStateDescription vmstate_sm501_state = { |
| .name = "sm501-state", |
| .version_id = 1, |
| .minimum_version_id = 1, |
| .fields = (VMStateField[]) { |
| VMSTATE_UINT32(local_mem_size_index, SM501State), |
| VMSTATE_UINT32(system_control, SM501State), |
| VMSTATE_UINT32(misc_control, SM501State), |
| VMSTATE_UINT32(gpio_31_0_control, SM501State), |
| VMSTATE_UINT32(gpio_63_32_control, SM501State), |
| VMSTATE_UINT32(dram_control, SM501State), |
| VMSTATE_UINT32(arbitration_control, SM501State), |
| VMSTATE_UINT32(irq_mask, SM501State), |
| VMSTATE_UINT32(misc_timing, SM501State), |
| VMSTATE_UINT32(power_mode_control, SM501State), |
| VMSTATE_UINT32(uart0_ier, SM501State), |
| VMSTATE_UINT32(uart0_lcr, SM501State), |
| VMSTATE_UINT32(uart0_mcr, SM501State), |
| VMSTATE_UINT32(uart0_scr, SM501State), |
| VMSTATE_UINT8_ARRAY(dc_palette, SM501State, DC_PALETTE_ENTRIES), |
| VMSTATE_UINT32(dc_panel_control, SM501State), |
| VMSTATE_UINT32(dc_panel_panning_control, SM501State), |
| VMSTATE_UINT32(dc_panel_fb_addr, SM501State), |
| VMSTATE_UINT32(dc_panel_fb_offset, SM501State), |
| VMSTATE_UINT32(dc_panel_fb_width, SM501State), |
| VMSTATE_UINT32(dc_panel_fb_height, SM501State), |
| VMSTATE_UINT32(dc_panel_tl_location, SM501State), |
| VMSTATE_UINT32(dc_panel_br_location, SM501State), |
| VMSTATE_UINT32(dc_panel_h_total, SM501State), |
| VMSTATE_UINT32(dc_panel_h_sync, SM501State), |
| VMSTATE_UINT32(dc_panel_v_total, SM501State), |
| VMSTATE_UINT32(dc_panel_v_sync, SM501State), |
| VMSTATE_UINT32(dc_panel_hwc_addr, SM501State), |
| VMSTATE_UINT32(dc_panel_hwc_location, SM501State), |
| VMSTATE_UINT32(dc_panel_hwc_color_1_2, SM501State), |
| VMSTATE_UINT32(dc_panel_hwc_color_3, SM501State), |
| VMSTATE_UINT32(dc_video_control, SM501State), |
| VMSTATE_UINT32(dc_crt_control, SM501State), |
| VMSTATE_UINT32(dc_crt_fb_addr, SM501State), |
| VMSTATE_UINT32(dc_crt_fb_offset, SM501State), |
| VMSTATE_UINT32(dc_crt_h_total, SM501State), |
| VMSTATE_UINT32(dc_crt_h_sync, SM501State), |
| VMSTATE_UINT32(dc_crt_v_total, SM501State), |
| VMSTATE_UINT32(dc_crt_v_sync, SM501State), |
| VMSTATE_UINT32(dc_crt_hwc_addr, SM501State), |
| VMSTATE_UINT32(dc_crt_hwc_location, SM501State), |
| VMSTATE_UINT32(dc_crt_hwc_color_1_2, SM501State), |
| VMSTATE_UINT32(dc_crt_hwc_color_3, SM501State), |
| VMSTATE_UINT32(twoD_source, SM501State), |
| VMSTATE_UINT32(twoD_destination, SM501State), |
| VMSTATE_UINT32(twoD_dimension, SM501State), |
| VMSTATE_UINT32(twoD_control, SM501State), |
| VMSTATE_UINT32(twoD_pitch, SM501State), |
| VMSTATE_UINT32(twoD_foreground, SM501State), |
| VMSTATE_UINT32(twoD_background, SM501State), |
| VMSTATE_UINT32(twoD_stretch, SM501State), |
| VMSTATE_UINT32(twoD_color_compare, SM501State), |
| VMSTATE_UINT32(twoD_color_compare_mask, SM501State), |
| VMSTATE_UINT32(twoD_mask, SM501State), |
| VMSTATE_UINT32(twoD_clip_tl, SM501State), |
| VMSTATE_UINT32(twoD_clip_br, SM501State), |
| VMSTATE_UINT32(twoD_mono_pattern_low, SM501State), |
| VMSTATE_UINT32(twoD_mono_pattern_high, SM501State), |
| VMSTATE_UINT32(twoD_window_width, SM501State), |
| VMSTATE_UINT32(twoD_source_base, SM501State), |
| VMSTATE_UINT32(twoD_destination_base, SM501State), |
| VMSTATE_UINT32(twoD_alpha, SM501State), |
| VMSTATE_UINT32(twoD_wrap, SM501State), |
| VMSTATE_END_OF_LIST() |
| } |
| }; |
| |
| #define TYPE_SYSBUS_SM501 "sysbus-sm501" |
| #define SYSBUS_SM501(obj) \ |
| OBJECT_CHECK(SM501SysBusState, (obj), TYPE_SYSBUS_SM501) |
| |
| typedef struct { |
| /*< private >*/ |
| SysBusDevice parent_obj; |
| /*< public >*/ |
| SM501State state; |
| uint32_t vram_size; |
| uint32_t base; |
| void *chr_state; |
| } SM501SysBusState; |
| |
| static void sm501_realize_sysbus(DeviceState *dev, Error **errp) |
| { |
| SM501SysBusState *s = SYSBUS_SM501(dev); |
| SysBusDevice *sbd = SYS_BUS_DEVICE(dev); |
| DeviceState *usb_dev; |
| |
| sm501_init(&s->state, dev, s->vram_size); |
| if (get_local_mem_size(&s->state) != s->vram_size) { |
| error_setg(errp, "Invalid VRAM size, nearest valid size is %" PRIu32, |
| get_local_mem_size(&s->state)); |
| return; |
| } |
| sysbus_init_mmio(sbd, &s->state.local_mem_region); |
| sysbus_init_mmio(sbd, &s->state.mmio_region); |
| |
| /* bridge to usb host emulation module */ |
| usb_dev = qdev_create(NULL, "sysbus-ohci"); |
| qdev_prop_set_uint32(usb_dev, "num-ports", 2); |
| qdev_prop_set_uint64(usb_dev, "dma-offset", s->base); |
| qdev_init_nofail(usb_dev); |
| memory_region_add_subregion(&s->state.mmio_region, SM501_USB_HOST, |
| sysbus_mmio_get_region(SYS_BUS_DEVICE(usb_dev), 0)); |
| sysbus_pass_irq(sbd, SYS_BUS_DEVICE(usb_dev)); |
| |
| /* bridge to serial emulation module */ |
| if (s->chr_state) { |
| serial_mm_init(&s->state.mmio_region, SM501_UART0, 2, |
| NULL, /* TODO : chain irq to IRL */ |
| 115200, s->chr_state, DEVICE_LITTLE_ENDIAN); |
| } |
| } |
| |
| static Property sm501_sysbus_properties[] = { |
| DEFINE_PROP_UINT32("vram-size", SM501SysBusState, vram_size, 0), |
| DEFINE_PROP_UINT32("base", SM501SysBusState, base, 0), |
| DEFINE_PROP_PTR("chr-state", SM501SysBusState, chr_state), |
| DEFINE_PROP_END_OF_LIST(), |
| }; |
| |
| static void sm501_reset_sysbus(DeviceState *dev) |
| { |
| SM501SysBusState *s = SYSBUS_SM501(dev); |
| sm501_reset(&s->state); |
| } |
| |
| static const VMStateDescription vmstate_sm501_sysbus = { |
| .name = TYPE_SYSBUS_SM501, |
| .version_id = 1, |
| .minimum_version_id = 1, |
| .fields = (VMStateField[]) { |
| VMSTATE_STRUCT(state, SM501SysBusState, 1, |
| vmstate_sm501_state, SM501State), |
| VMSTATE_END_OF_LIST() |
| } |
| }; |
| |
| static void sm501_sysbus_class_init(ObjectClass *klass, void *data) |
| { |
| DeviceClass *dc = DEVICE_CLASS(klass); |
| |
| dc->realize = sm501_realize_sysbus; |
| set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); |
| dc->desc = "SM501 Multimedia Companion"; |
| dc->props = sm501_sysbus_properties; |
| dc->reset = sm501_reset_sysbus; |
| dc->vmsd = &vmstate_sm501_sysbus; |
| /* Note: pointer property "chr-state" may remain null, thus |
| * no need for dc->cannot_instantiate_with_device_add_yet = true; |
| */ |
| } |
| |
| static const TypeInfo sm501_sysbus_info = { |
| .name = TYPE_SYSBUS_SM501, |
| .parent = TYPE_SYS_BUS_DEVICE, |
| .instance_size = sizeof(SM501SysBusState), |
| .class_init = sm501_sysbus_class_init, |
| }; |
| |
| #define TYPE_PCI_SM501 "sm501" |
| #define PCI_SM501(obj) OBJECT_CHECK(SM501PCIState, (obj), TYPE_PCI_SM501) |
| |
| typedef struct { |
| /*< private >*/ |
| PCIDevice parent_obj; |
| /*< public >*/ |
| SM501State state; |
| uint32_t vram_size; |
| } SM501PCIState; |
| |
| static void sm501_realize_pci(PCIDevice *dev, Error **errp) |
| { |
| SM501PCIState *s = PCI_SM501(dev); |
| |
| sm501_init(&s->state, DEVICE(dev), s->vram_size); |
| if (get_local_mem_size(&s->state) != s->vram_size) { |
| error_setg(errp, "Invalid VRAM size, nearest valid size is %" PRIu32, |
| get_local_mem_size(&s->state)); |
| return; |
| } |
| pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, |
| &s->state.local_mem_region); |
| pci_register_bar(dev, 1, PCI_BASE_ADDRESS_SPACE_MEMORY, |
| &s->state.mmio_region); |
| } |
| |
| static Property sm501_pci_properties[] = { |
| DEFINE_PROP_UINT32("vram-size", SM501PCIState, vram_size, 64 * M_BYTE), |
| DEFINE_PROP_END_OF_LIST(), |
| }; |
| |
| static void sm501_reset_pci(DeviceState *dev) |
| { |
| SM501PCIState *s = PCI_SM501(dev); |
| sm501_reset(&s->state); |
| /* Bits 2:0 of misc_control register is 001 for PCI */ |
| s->state.misc_control |= 1; |
| } |
| |
| static const VMStateDescription vmstate_sm501_pci = { |
| .name = TYPE_PCI_SM501, |
| .version_id = 1, |
| .minimum_version_id = 1, |
| .fields = (VMStateField[]) { |
| VMSTATE_PCI_DEVICE(parent_obj, SM501PCIState), |
| VMSTATE_STRUCT(state, SM501PCIState, 1, |
| vmstate_sm501_state, SM501State), |
| VMSTATE_END_OF_LIST() |
| } |
| }; |
| |
| static void sm501_pci_class_init(ObjectClass *klass, void *data) |
| { |
| DeviceClass *dc = DEVICE_CLASS(klass); |
| PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); |
| |
| k->realize = sm501_realize_pci; |
| k->vendor_id = PCI_VENDOR_ID_SILICON_MOTION; |
| k->device_id = PCI_DEVICE_ID_SM501; |
| k->class_id = PCI_CLASS_DISPLAY_OTHER; |
| set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); |
| dc->desc = "SM501 Display Controller"; |
| dc->props = sm501_pci_properties; |
| dc->reset = sm501_reset_pci; |
| dc->hotpluggable = false; |
| dc->vmsd = &vmstate_sm501_pci; |
| } |
| |
| static const TypeInfo sm501_pci_info = { |
| .name = TYPE_PCI_SM501, |
| .parent = TYPE_PCI_DEVICE, |
| .instance_size = sizeof(SM501PCIState), |
| .class_init = sm501_pci_class_init, |
| .interfaces = (InterfaceInfo[]) { |
| { INTERFACE_CONVENTIONAL_PCI_DEVICE }, |
| { }, |
| }, |
| }; |
| |
| static void sm501_register_types(void) |
| { |
| type_register_static(&sm501_sysbus_info); |
| type_register_static(&sm501_pci_info); |
| } |
| |
| type_init(sm501_register_types) |
