diff options
Diffstat (limited to 'hw/vmware_vga.c')
| -rw-r--r-- | hw/vmware_vga.c | 1282 |
1 files changed, 0 insertions, 1282 deletions
diff --git a/hw/vmware_vga.c b/hw/vmware_vga.c deleted file mode 100644 index 5b9ce8f96b..0000000000 --- a/hw/vmware_vga.c +++ /dev/null @@ -1,1282 +0,0 @@ -/* - * QEMU VMware-SVGA "chipset". - * - * Copyright (c) 2007 Andrzej Zaborowski <balrog@zabor.org> - * - * 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 "hw/hw.h" -#include "hw/loader.h" -#include "ui/console.h" -#include "hw/pci/pci.h" - -#undef VERBOSE -#define HW_RECT_ACCEL -#define HW_FILL_ACCEL -#define HW_MOUSE_ACCEL - -#include "hw/vga_int.h" - -/* See http://vmware-svga.sf.net/ for some documentation on VMWare SVGA */ - -struct vmsvga_state_s { - VGACommonState vga; - - int invalidated; - int depth; - int bypp; - int enable; - int config; - struct { - int id; - int x; - int y; - int on; - } cursor; - - int index; - int scratch_size; - uint32_t *scratch; - int new_width; - int new_height; - uint32_t guest; - uint32_t svgaid; - int syncing; - - MemoryRegion fifo_ram; - uint8_t *fifo_ptr; - unsigned int fifo_size; - - union { - uint32_t *fifo; - struct QEMU_PACKED { - uint32_t min; - uint32_t max; - uint32_t next_cmd; - uint32_t stop; - /* Add registers here when adding capabilities. */ - uint32_t fifo[0]; - } *cmd; - }; - -#define REDRAW_FIFO_LEN 512 - struct vmsvga_rect_s { - int x, y, w, h; - } redraw_fifo[REDRAW_FIFO_LEN]; - int redraw_fifo_first, redraw_fifo_last; -}; - -struct pci_vmsvga_state_s { - PCIDevice card; - struct vmsvga_state_s chip; - MemoryRegion io_bar; -}; - -#define SVGA_MAGIC 0x900000UL -#define SVGA_MAKE_ID(ver) (SVGA_MAGIC << 8 | (ver)) -#define SVGA_ID_0 SVGA_MAKE_ID(0) -#define SVGA_ID_1 SVGA_MAKE_ID(1) -#define SVGA_ID_2 SVGA_MAKE_ID(2) - -#define SVGA_LEGACY_BASE_PORT 0x4560 -#define SVGA_INDEX_PORT 0x0 -#define SVGA_VALUE_PORT 0x1 -#define SVGA_BIOS_PORT 0x2 - -#define SVGA_VERSION_2 - -#ifdef SVGA_VERSION_2 -# define SVGA_ID SVGA_ID_2 -# define SVGA_IO_BASE SVGA_LEGACY_BASE_PORT -# define SVGA_IO_MUL 1 -# define SVGA_FIFO_SIZE 0x10000 -# define SVGA_PCI_DEVICE_ID PCI_DEVICE_ID_VMWARE_SVGA2 -#else -# define SVGA_ID SVGA_ID_1 -# define SVGA_IO_BASE SVGA_LEGACY_BASE_PORT -# define SVGA_IO_MUL 4 -# define SVGA_FIFO_SIZE 0x10000 -# define SVGA_PCI_DEVICE_ID PCI_DEVICE_ID_VMWARE_SVGA -#endif - -enum { - /* ID 0, 1 and 2 registers */ - SVGA_REG_ID = 0, - SVGA_REG_ENABLE = 1, - SVGA_REG_WIDTH = 2, - SVGA_REG_HEIGHT = 3, - SVGA_REG_MAX_WIDTH = 4, - SVGA_REG_MAX_HEIGHT = 5, - SVGA_REG_DEPTH = 6, - SVGA_REG_BITS_PER_PIXEL = 7, /* Current bpp in the guest */ - SVGA_REG_PSEUDOCOLOR = 8, - SVGA_REG_RED_MASK = 9, - SVGA_REG_GREEN_MASK = 10, - SVGA_REG_BLUE_MASK = 11, - SVGA_REG_BYTES_PER_LINE = 12, - SVGA_REG_FB_START = 13, - SVGA_REG_FB_OFFSET = 14, - SVGA_REG_VRAM_SIZE = 15, - SVGA_REG_FB_SIZE = 16, - - /* ID 1 and 2 registers */ - SVGA_REG_CAPABILITIES = 17, - SVGA_REG_MEM_START = 18, /* Memory for command FIFO */ - SVGA_REG_MEM_SIZE = 19, - SVGA_REG_CONFIG_DONE = 20, /* Set when memory area configured */ - SVGA_REG_SYNC = 21, /* Write to force synchronization */ - SVGA_REG_BUSY = 22, /* Read to check if sync is done */ - SVGA_REG_GUEST_ID = 23, /* Set guest OS identifier */ - SVGA_REG_CURSOR_ID = 24, /* ID of cursor */ - SVGA_REG_CURSOR_X = 25, /* Set cursor X position */ - SVGA_REG_CURSOR_Y = 26, /* Set cursor Y position */ - SVGA_REG_CURSOR_ON = 27, /* Turn cursor on/off */ - SVGA_REG_HOST_BITS_PER_PIXEL = 28, /* Current bpp in the host */ - SVGA_REG_SCRATCH_SIZE = 29, /* Number of scratch registers */ - SVGA_REG_MEM_REGS = 30, /* Number of FIFO registers */ - SVGA_REG_NUM_DISPLAYS = 31, /* Number of guest displays */ - SVGA_REG_PITCHLOCK = 32, /* Fixed pitch for all modes */ - - SVGA_PALETTE_BASE = 1024, /* Base of SVGA color map */ - SVGA_PALETTE_END = SVGA_PALETTE_BASE + 767, - SVGA_SCRATCH_BASE = SVGA_PALETTE_BASE + 768, -}; - -#define SVGA_CAP_NONE 0 -#define SVGA_CAP_RECT_FILL (1 << 0) -#define SVGA_CAP_RECT_COPY (1 << 1) -#define SVGA_CAP_RECT_PAT_FILL (1 << 2) -#define SVGA_CAP_LEGACY_OFFSCREEN (1 << 3) -#define SVGA_CAP_RASTER_OP (1 << 4) -#define SVGA_CAP_CURSOR (1 << 5) -#define SVGA_CAP_CURSOR_BYPASS (1 << 6) -#define SVGA_CAP_CURSOR_BYPASS_2 (1 << 7) -#define SVGA_CAP_8BIT_EMULATION (1 << 8) -#define SVGA_CAP_ALPHA_CURSOR (1 << 9) -#define SVGA_CAP_GLYPH (1 << 10) -#define SVGA_CAP_GLYPH_CLIPPING (1 << 11) -#define SVGA_CAP_OFFSCREEN_1 (1 << 12) -#define SVGA_CAP_ALPHA_BLEND (1 << 13) -#define SVGA_CAP_3D (1 << 14) -#define SVGA_CAP_EXTENDED_FIFO (1 << 15) -#define SVGA_CAP_MULTIMON (1 << 16) -#define SVGA_CAP_PITCHLOCK (1 << 17) - -/* - * FIFO offsets (seen as an array of 32-bit words) - */ -enum { - /* - * The original defined FIFO offsets - */ - SVGA_FIFO_MIN = 0, - SVGA_FIFO_MAX, /* The distance from MIN to MAX must be at least 10K */ - SVGA_FIFO_NEXT_CMD, - SVGA_FIFO_STOP, - - /* - * Additional offsets added as of SVGA_CAP_EXTENDED_FIFO - */ - SVGA_FIFO_CAPABILITIES = 4, - SVGA_FIFO_FLAGS, - SVGA_FIFO_FENCE, - SVGA_FIFO_3D_HWVERSION, - SVGA_FIFO_PITCHLOCK, -}; - -#define SVGA_FIFO_CAP_NONE 0 -#define SVGA_FIFO_CAP_FENCE (1 << 0) -#define SVGA_FIFO_CAP_ACCELFRONT (1 << 1) -#define SVGA_FIFO_CAP_PITCHLOCK (1 << 2) - -#define SVGA_FIFO_FLAG_NONE 0 -#define SVGA_FIFO_FLAG_ACCELFRONT (1 << 0) - -/* These values can probably be changed arbitrarily. */ -#define SVGA_SCRATCH_SIZE 0x8000 -#define SVGA_MAX_WIDTH 2360 -#define SVGA_MAX_HEIGHT 1770 - -#ifdef VERBOSE -# define GUEST_OS_BASE 0x5001 -static const char *vmsvga_guest_id[] = { - [0x00] = "Dos", - [0x01] = "Windows 3.1", - [0x02] = "Windows 95", - [0x03] = "Windows 98", - [0x04] = "Windows ME", - [0x05] = "Windows NT", - [0x06] = "Windows 2000", - [0x07] = "Linux", - [0x08] = "OS/2", - [0x09] = "an unknown OS", - [0x0a] = "BSD", - [0x0b] = "Whistler", - [0x0c] = "an unknown OS", - [0x0d] = "an unknown OS", - [0x0e] = "an unknown OS", - [0x0f] = "an unknown OS", - [0x10] = "an unknown OS", - [0x11] = "an unknown OS", - [0x12] = "an unknown OS", - [0x13] = "an unknown OS", - [0x14] = "an unknown OS", - [0x15] = "Windows 2003", -}; -#endif - -enum { - SVGA_CMD_INVALID_CMD = 0, - SVGA_CMD_UPDATE = 1, - SVGA_CMD_RECT_FILL = 2, - SVGA_CMD_RECT_COPY = 3, - SVGA_CMD_DEFINE_BITMAP = 4, - SVGA_CMD_DEFINE_BITMAP_SCANLINE = 5, - SVGA_CMD_DEFINE_PIXMAP = 6, - SVGA_CMD_DEFINE_PIXMAP_SCANLINE = 7, - SVGA_CMD_RECT_BITMAP_FILL = 8, - SVGA_CMD_RECT_PIXMAP_FILL = 9, - SVGA_CMD_RECT_BITMAP_COPY = 10, - SVGA_CMD_RECT_PIXMAP_COPY = 11, - SVGA_CMD_FREE_OBJECT = 12, - SVGA_CMD_RECT_ROP_FILL = 13, - SVGA_CMD_RECT_ROP_COPY = 14, - SVGA_CMD_RECT_ROP_BITMAP_FILL = 15, - SVGA_CMD_RECT_ROP_PIXMAP_FILL = 16, - SVGA_CMD_RECT_ROP_BITMAP_COPY = 17, - SVGA_CMD_RECT_ROP_PIXMAP_COPY = 18, - SVGA_CMD_DEFINE_CURSOR = 19, - SVGA_CMD_DISPLAY_CURSOR = 20, - SVGA_CMD_MOVE_CURSOR = 21, - SVGA_CMD_DEFINE_ALPHA_CURSOR = 22, - SVGA_CMD_DRAW_GLYPH = 23, - SVGA_CMD_DRAW_GLYPH_CLIPPED = 24, - SVGA_CMD_UPDATE_VERBOSE = 25, - SVGA_CMD_SURFACE_FILL = 26, - SVGA_CMD_SURFACE_COPY = 27, - SVGA_CMD_SURFACE_ALPHA_BLEND = 28, - SVGA_CMD_FRONT_ROP_FILL = 29, - SVGA_CMD_FENCE = 30, -}; - -/* Legal values for the SVGA_REG_CURSOR_ON register in cursor bypass mode */ -enum { - SVGA_CURSOR_ON_HIDE = 0, - SVGA_CURSOR_ON_SHOW = 1, - SVGA_CURSOR_ON_REMOVE_FROM_FB = 2, - SVGA_CURSOR_ON_RESTORE_TO_FB = 3, -}; - -static inline void vmsvga_update_rect(struct vmsvga_state_s *s, - int x, int y, int w, int h) -{ - DisplaySurface *surface = qemu_console_surface(s->vga.con); - int line; - int bypl; - int width; - int start; - uint8_t *src; - uint8_t *dst; - - if (x < 0) { - fprintf(stderr, "%s: update x was < 0 (%d)\n", __func__, x); - w += x; - x = 0; - } - if (w < 0) { - fprintf(stderr, "%s: update w was < 0 (%d)\n", __func__, w); - w = 0; - } - if (x + w > surface_width(surface)) { - fprintf(stderr, "%s: update width too large x: %d, w: %d\n", - __func__, x, w); - x = MIN(x, surface_width(surface)); - w = surface_width(surface) - x; - } - - if (y < 0) { - fprintf(stderr, "%s: update y was < 0 (%d)\n", __func__, y); - h += y; - y = 0; - } - if (h < 0) { - fprintf(stderr, "%s: update h was < 0 (%d)\n", __func__, h); - h = 0; - } - if (y + h > surface_height(surface)) { - fprintf(stderr, "%s: update height too large y: %d, h: %d\n", - __func__, y, h); - y = MIN(y, surface_height(surface)); - h = surface_height(surface) - y; - } - - bypl = surface_stride(surface); - width = surface_bytes_per_pixel(surface) * w; - start = surface_bytes_per_pixel(surface) * x + bypl * y; - src = s->vga.vram_ptr + start; - dst = surface_data(surface) + start; - - for (line = h; line > 0; line--, src += bypl, dst += bypl) { - memcpy(dst, src, width); - } - dpy_gfx_update(s->vga.con, x, y, w, h); -} - -static inline void vmsvga_update_rect_delayed(struct vmsvga_state_s *s, - int x, int y, int w, int h) -{ - struct vmsvga_rect_s *rect = &s->redraw_fifo[s->redraw_fifo_last++]; - - s->redraw_fifo_last &= REDRAW_FIFO_LEN - 1; - rect->x = x; - rect->y = y; - rect->w = w; - rect->h = h; -} - -static inline void vmsvga_update_rect_flush(struct vmsvga_state_s *s) -{ - struct vmsvga_rect_s *rect; - - if (s->invalidated) { - s->redraw_fifo_first = s->redraw_fifo_last; - return; - } - /* Overlapping region updates can be optimised out here - if someone - * knows a smart algorithm to do that, please share. */ - while (s->redraw_fifo_first != s->redraw_fifo_last) { - rect = &s->redraw_fifo[s->redraw_fifo_first++]; - s->redraw_fifo_first &= REDRAW_FIFO_LEN - 1; - vmsvga_update_rect(s, rect->x, rect->y, rect->w, rect->h); - } -} - -#ifdef HW_RECT_ACCEL -static inline void vmsvga_copy_rect(struct vmsvga_state_s *s, - int x0, int y0, int x1, int y1, int w, int h) -{ - DisplaySurface *surface = qemu_console_surface(s->vga.con); - uint8_t *vram = s->vga.vram_ptr; - int bypl = surface_stride(surface); - int bypp = surface_bytes_per_pixel(surface); - int width = bypp * w; - int line = h; - uint8_t *ptr[2]; - - if (y1 > y0) { - ptr[0] = vram + bypp * x0 + bypl * (y0 + h - 1); - ptr[1] = vram + bypp * x1 + bypl * (y1 + h - 1); - for (; line > 0; line --, ptr[0] -= bypl, ptr[1] -= bypl) { - memmove(ptr[1], ptr[0], width); - } - } else { - ptr[0] = vram + bypp * x0 + bypl * y0; - ptr[1] = vram + bypp * x1 + bypl * y1; - for (; line > 0; line --, ptr[0] += bypl, ptr[1] += bypl) { - memmove(ptr[1], ptr[0], width); - } - } - - vmsvga_update_rect_delayed(s, x1, y1, w, h); -} -#endif - -#ifdef HW_FILL_ACCEL -static inline void vmsvga_fill_rect(struct vmsvga_state_s *s, - uint32_t c, int x, int y, int w, int h) -{ - DisplaySurface *surface = qemu_console_surface(s->vga.con); - int bypl = surface_stride(surface); - int width = surface_bytes_per_pixel(surface) * w; - int line = h; - int column; - uint8_t *fst; - uint8_t *dst; - uint8_t *src; - uint8_t col[4]; - - col[0] = c; - col[1] = c >> 8; - col[2] = c >> 16; - col[3] = c >> 24; - - fst = s->vga.vram_ptr + surface_bytes_per_pixel(surface) * x + bypl * y; - - if (line--) { - dst = fst; - src = col; - for (column = width; column > 0; column--) { - *(dst++) = *(src++); - if (src - col == surface_bytes_per_pixel(surface)) { - src = col; - } - } - dst = fst; - for (; line > 0; line--) { - dst += bypl; - memcpy(dst, fst, width); - } - } - - vmsvga_update_rect_delayed(s, x, y, w, h); -} -#endif - -struct vmsvga_cursor_definition_s { - int width; - int height; - int id; - int bpp; - int hot_x; - int hot_y; - uint32_t mask[1024]; - uint32_t image[4096]; -}; - -#define SVGA_BITMAP_SIZE(w, h) ((((w) + 31) >> 5) * (h)) -#define SVGA_PIXMAP_SIZE(w, h, bpp) (((((w) * (bpp)) + 31) >> 5) * (h)) - -#ifdef HW_MOUSE_ACCEL -static inline void vmsvga_cursor_define(struct vmsvga_state_s *s, - struct vmsvga_cursor_definition_s *c) -{ - QEMUCursor *qc; - int i, pixels; - - qc = cursor_alloc(c->width, c->height); - qc->hot_x = c->hot_x; - qc->hot_y = c->hot_y; - switch (c->bpp) { - case 1: - cursor_set_mono(qc, 0xffffff, 0x000000, (void *)c->image, - 1, (void *)c->mask); -#ifdef DEBUG - cursor_print_ascii_art(qc, "vmware/mono"); -#endif - break; - case 32: - /* fill alpha channel from mask, set color to zero */ - cursor_set_mono(qc, 0x000000, 0x000000, (void *)c->mask, - 1, (void *)c->mask); - /* add in rgb values */ - pixels = c->width * c->height; - for (i = 0; i < pixels; i++) { - qc->data[i] |= c->image[i] & 0xffffff; - } -#ifdef DEBUG - cursor_print_ascii_art(qc, "vmware/32bit"); -#endif - break; - default: - fprintf(stderr, "%s: unhandled bpp %d, using fallback cursor\n", - __func__, c->bpp); - cursor_put(qc); - qc = cursor_builtin_left_ptr(); - } - - dpy_cursor_define(s->vga.con, qc); - cursor_put(qc); -} -#endif - -#define CMD(f) le32_to_cpu(s->cmd->f) - -static inline int vmsvga_fifo_length(struct vmsvga_state_s *s) -{ - int num; - - if (!s->config || !s->enable) { - return 0; - } - num = CMD(next_cmd) - CMD(stop); - if (num < 0) { - num += CMD(max) - CMD(min); - } - return num >> 2; -} - -static inline uint32_t vmsvga_fifo_read_raw(struct vmsvga_state_s *s) -{ - uint32_t cmd = s->fifo[CMD(stop) >> 2]; - - s->cmd->stop = cpu_to_le32(CMD(stop) + 4); - if (CMD(stop) >= CMD(max)) { - s->cmd->stop = s->cmd->min; - } - return cmd; -} - -static inline uint32_t vmsvga_fifo_read(struct vmsvga_state_s *s) -{ - return le32_to_cpu(vmsvga_fifo_read_raw(s)); -} - -static void vmsvga_fifo_run(struct vmsvga_state_s *s) -{ - uint32_t cmd, colour; - int args, len; - int x, y, dx, dy, width, height; - struct vmsvga_cursor_definition_s cursor; - uint32_t cmd_start; - - len = vmsvga_fifo_length(s); - while (len > 0) { - /* May need to go back to the start of the command if incomplete */ - cmd_start = s->cmd->stop; - - switch (cmd = vmsvga_fifo_read(s)) { - case SVGA_CMD_UPDATE: - case SVGA_CMD_UPDATE_VERBOSE: - len -= 5; - if (len < 0) { - goto rewind; - } - - x = vmsvga_fifo_read(s); - y = vmsvga_fifo_read(s); - width = vmsvga_fifo_read(s); - height = vmsvga_fifo_read(s); - vmsvga_update_rect_delayed(s, x, y, width, height); - break; - - case SVGA_CMD_RECT_FILL: - len -= 6; - if (len < 0) { - goto rewind; - } - - colour = vmsvga_fifo_read(s); - x = vmsvga_fifo_read(s); - y = vmsvga_fifo_read(s); - width = vmsvga_fifo_read(s); - height = vmsvga_fifo_read(s); -#ifdef HW_FILL_ACCEL - vmsvga_fill_rect(s, colour, x, y, width, height); - break; -#else - args = 0; - goto badcmd; -#endif - - case SVGA_CMD_RECT_COPY: - len -= 7; - if (len < 0) { - goto rewind; - } - - x = vmsvga_fifo_read(s); - y = vmsvga_fifo_read(s); - dx = vmsvga_fifo_read(s); - dy = vmsvga_fifo_read(s); - width = vmsvga_fifo_read(s); - height = vmsvga_fifo_read(s); -#ifdef HW_RECT_ACCEL - vmsvga_copy_rect(s, x, y, dx, dy, width, height); - break; -#else - args = 0; - goto badcmd; -#endif - - case SVGA_CMD_DEFINE_CURSOR: - len -= 8; - if (len < 0) { - goto rewind; - } - - cursor.id = vmsvga_fifo_read(s); - cursor.hot_x = vmsvga_fifo_read(s); - cursor.hot_y = vmsvga_fifo_read(s); - cursor.width = x = vmsvga_fifo_read(s); - cursor.height = y = vmsvga_fifo_read(s); - vmsvga_fifo_read(s); - cursor.bpp = vmsvga_fifo_read(s); - - args = SVGA_BITMAP_SIZE(x, y) + SVGA_PIXMAP_SIZE(x, y, cursor.bpp); - if (SVGA_BITMAP_SIZE(x, y) > sizeof cursor.mask || - SVGA_PIXMAP_SIZE(x, y, cursor.bpp) > sizeof cursor.image) { - goto badcmd; - } - - len -= args; - if (len < 0) { - goto rewind; - } - - for (args = 0; args < SVGA_BITMAP_SIZE(x, y); args++) { - cursor.mask[args] = vmsvga_fifo_read_raw(s); - } - for (args = 0; args < SVGA_PIXMAP_SIZE(x, y, cursor.bpp); args++) { - cursor.image[args] = vmsvga_fifo_read_raw(s); - } -#ifdef HW_MOUSE_ACCEL - vmsvga_cursor_define(s, &cursor); - break; -#else - args = 0; - goto badcmd; -#endif - - /* - * Other commands that we at least know the number of arguments - * for so we can avoid FIFO desync if driver uses them illegally. - */ - case SVGA_CMD_DEFINE_ALPHA_CURSOR: - len -= 6; - if (len < 0) { - goto rewind; - } - vmsvga_fifo_read(s); - vmsvga_fifo_read(s); - vmsvga_fifo_read(s); - x = vmsvga_fifo_read(s); - y = vmsvga_fifo_read(s); - args = x * y; - goto badcmd; - case SVGA_CMD_RECT_ROP_FILL: - args = 6; - goto badcmd; - case SVGA_CMD_RECT_ROP_COPY: - args = 7; - goto badcmd; - case SVGA_CMD_DRAW_GLYPH_CLIPPED: - len -= 4; - if (len < 0) { - goto rewind; - } - vmsvga_fifo_read(s); - vmsvga_fifo_read(s); - args = 7 + (vmsvga_fifo_read(s) >> 2); - goto badcmd; - case SVGA_CMD_SURFACE_ALPHA_BLEND: - args = 12; - goto badcmd; - - /* - * Other commands that are not listed as depending on any - * CAPABILITIES bits, but are not described in the README either. - */ - case SVGA_CMD_SURFACE_FILL: - case SVGA_CMD_SURFACE_COPY: - case SVGA_CMD_FRONT_ROP_FILL: - case SVGA_CMD_FENCE: - case SVGA_CMD_INVALID_CMD: - break; /* Nop */ - - default: - args = 0; - badcmd: - len -= args; - if (len < 0) { - goto rewind; - } - while (args--) { - vmsvga_fifo_read(s); - } - printf("%s: Unknown command 0x%02x in SVGA command FIFO\n", - __func__, cmd); - break; - - rewind: - s->cmd->stop = cmd_start; - break; - } - } - - s->syncing = 0; -} - -static uint32_t vmsvga_index_read(void *opaque, uint32_t address) -{ - struct vmsvga_state_s *s = opaque; - - return s->index; -} - -static void vmsvga_index_write(void *opaque, uint32_t address, uint32_t index) -{ - struct vmsvga_state_s *s = opaque; - - s->index = index; -} - -static uint32_t vmsvga_value_read(void *opaque, uint32_t address) -{ - uint32_t caps; - struct vmsvga_state_s *s = opaque; - DisplaySurface *surface = qemu_console_surface(s->vga.con); - - switch (s->index) { - case SVGA_REG_ID: - return s->svgaid; - - case SVGA_REG_ENABLE: - return s->enable; - - case SVGA_REG_WIDTH: - return surface_width(surface); - - case SVGA_REG_HEIGHT: - return surface_height(surface); - - case SVGA_REG_MAX_WIDTH: - return SVGA_MAX_WIDTH; - - case SVGA_REG_MAX_HEIGHT: - return SVGA_MAX_HEIGHT; - - case SVGA_REG_DEPTH: - return s->depth; - - case SVGA_REG_BITS_PER_PIXEL: - return (s->depth + 7) & ~7; - - case SVGA_REG_PSEUDOCOLOR: - return 0x0; - - case SVGA_REG_RED_MASK: - return surface->pf.rmask; - - case SVGA_REG_GREEN_MASK: - return surface->pf.gmask; - - case SVGA_REG_BLUE_MASK: - return surface->pf.bmask; - - case SVGA_REG_BYTES_PER_LINE: - return s->bypp * s->new_width; - - case SVGA_REG_FB_START: { - struct pci_vmsvga_state_s *pci_vmsvga - = container_of(s, struct pci_vmsvga_state_s, chip); - return pci_get_bar_addr(&pci_vmsvga->card, 1); - } - - case SVGA_REG_FB_OFFSET: - return 0x0; - - case SVGA_REG_VRAM_SIZE: - return s->vga.vram_size; /* No physical VRAM besides the framebuffer */ - - case SVGA_REG_FB_SIZE: - return s->vga.vram_size; - - case SVGA_REG_CAPABILITIES: - caps = SVGA_CAP_NONE; -#ifdef HW_RECT_ACCEL - caps |= SVGA_CAP_RECT_COPY; -#endif -#ifdef HW_FILL_ACCEL - caps |= SVGA_CAP_RECT_FILL; -#endif -#ifdef HW_MOUSE_ACCEL - if (dpy_cursor_define_supported(s->vga.con)) { - caps |= SVGA_CAP_CURSOR | SVGA_CAP_CURSOR_BYPASS_2 | - SVGA_CAP_CURSOR_BYPASS; - } -#endif - return caps; - - case SVGA_REG_MEM_START: { - struct pci_vmsvga_state_s *pci_vmsvga - = container_of(s, struct pci_vmsvga_state_s, chip); - return pci_get_bar_addr(&pci_vmsvga->card, 2); - } - - case SVGA_REG_MEM_SIZE: - return s->fifo_size; - - case SVGA_REG_CONFIG_DONE: - return s->config; - - case SVGA_REG_SYNC: - case SVGA_REG_BUSY: - return s->syncing; - - case SVGA_REG_GUEST_ID: - return s->guest; - - case SVGA_REG_CURSOR_ID: - return s->cursor.id; - - case SVGA_REG_CURSOR_X: - return s->cursor.x; - - case SVGA_REG_CURSOR_Y: - return s->cursor.x; - - case SVGA_REG_CURSOR_ON: - return s->cursor.on; - - case SVGA_REG_HOST_BITS_PER_PIXEL: - return (s->depth + 7) & ~7; - - case SVGA_REG_SCRATCH_SIZE: - return s->scratch_size; - - case SVGA_REG_MEM_REGS: - case SVGA_REG_NUM_DISPLAYS: - case SVGA_REG_PITCHLOCK: - case SVGA_PALETTE_BASE ... SVGA_PALETTE_END: - return 0; - - default: - if (s->index >= SVGA_SCRATCH_BASE && - s->index < SVGA_SCRATCH_BASE + s->scratch_size) { - return s->scratch[s->index - SVGA_SCRATCH_BASE]; - } - printf("%s: Bad register %02x\n", __func__, s->index); - } - - return 0; -} - -static void vmsvga_value_write(void *opaque, uint32_t address, uint32_t value) -{ - struct vmsvga_state_s *s = opaque; - - switch (s->index) { - case SVGA_REG_ID: - if (value == SVGA_ID_2 || value == SVGA_ID_1 || value == SVGA_ID_0) { - s->svgaid = value; - } - break; - - case SVGA_REG_ENABLE: - s->enable = !!value; - s->invalidated = 1; - s->vga.invalidate(&s->vga); - if (s->enable && s->config) { - vga_dirty_log_stop(&s->vga); - } else { - vga_dirty_log_start(&s->vga); - } - break; - - case SVGA_REG_WIDTH: - if (value <= SVGA_MAX_WIDTH) { - s->new_width = value; - s->invalidated = 1; - } else { - printf("%s: Bad width: %i\n", __func__, value); - } - break; - - case SVGA_REG_HEIGHT: - if (value <= SVGA_MAX_HEIGHT) { - s->new_height = value; - s->invalidated = 1; - } else { - printf("%s: Bad height: %i\n", __func__, value); - } - break; - - case SVGA_REG_BITS_PER_PIXEL: - if (value != s->depth) { - printf("%s: Bad bits per pixel: %i bits\n", __func__, value); - s->config = 0; - } - break; - - case SVGA_REG_CONFIG_DONE: - if (value) { - s->fifo = (uint32_t *) s->fifo_ptr; - /* Check range and alignment. */ - if ((CMD(min) | CMD(max) | CMD(next_cmd) | CMD(stop)) & 3) { - break; - } - if (CMD(min) < (uint8_t *) s->cmd->fifo - (uint8_t *) s->fifo) { - break; - } - if (CMD(max) > SVGA_FIFO_SIZE) { - break; - } - if (CMD(max) < CMD(min) + 10 * 1024) { - break; - } - vga_dirty_log_stop(&s->vga); - } - s->config = !!value; - break; - - case SVGA_REG_SYNC: - s->syncing = 1; - vmsvga_fifo_run(s); /* Or should we just wait for update_display? */ - break; - - case SVGA_REG_GUEST_ID: - s->guest = value; -#ifdef VERBOSE - if (value >= GUEST_OS_BASE && value < GUEST_OS_BASE + - ARRAY_SIZE(vmsvga_guest_id)) { - printf("%s: guest runs %s.\n", __func__, - vmsvga_guest_id[value - GUEST_OS_BASE]); - } -#endif - break; - - case SVGA_REG_CURSOR_ID: - s->cursor.id = value; - break; - - case SVGA_REG_CURSOR_X: - s->cursor.x = value; - break; - - case SVGA_REG_CURSOR_Y: - s->cursor.y = value; - break; - - case SVGA_REG_CURSOR_ON: - s->cursor.on |= (value == SVGA_CURSOR_ON_SHOW); - s->cursor.on &= (value != SVGA_CURSOR_ON_HIDE); -#ifdef HW_MOUSE_ACCEL - if (value <= SVGA_CURSOR_ON_SHOW) { - dpy_mouse_set(s->vga.con, s->cursor.x, s->cursor.y, s->cursor.on); - } -#endif - break; - - case SVGA_REG_DEPTH: - case SVGA_REG_MEM_REGS: - case SVGA_REG_NUM_DISPLAYS: - case SVGA_REG_PITCHLOCK: - case SVGA_PALETTE_BASE ... SVGA_PALETTE_END: - break; - - default: - if (s->index >= SVGA_SCRATCH_BASE && - s->index < SVGA_SCRATCH_BASE + s->scratch_size) { - s->scratch[s->index - SVGA_SCRATCH_BASE] = value; - break; - } - printf("%s: Bad register %02x\n", __func__, s->index); - } -} - -static uint32_t vmsvga_bios_read(void *opaque, uint32_t address) -{ - printf("%s: what are we supposed to return?\n", __func__); - return 0xcafe; -} - -static void vmsvga_bios_write(void *opaque, uint32_t address, uint32_t data) -{ - printf("%s: what are we supposed to do with (%08x)?\n", __func__, data); -} - -static inline void vmsvga_check_size(struct vmsvga_state_s *s) -{ - DisplaySurface *surface = qemu_console_surface(s->vga.con); - - if (s->new_width != surface_width(surface) || - s->new_height != surface_height(surface)) { - qemu_console_resize(s->vga.con, s->new_width, s->new_height); - s->invalidated = 1; - } -} - -static void vmsvga_update_display(void *opaque) -{ - struct vmsvga_state_s *s = opaque; - DisplaySurface *surface = qemu_console_surface(s->vga.con); - bool dirty = false; - - if (!s->enable) { - s->vga.update(&s->vga); - return; - } - - vmsvga_check_size(s); - - vmsvga_fifo_run(s); - vmsvga_update_rect_flush(s); - - /* - * Is it more efficient to look at vram VGA-dirty bits or wait - * for the driver to issue SVGA_CMD_UPDATE? - */ - if (memory_region_is_logging(&s->vga.vram)) { - vga_sync_dirty_bitmap(&s->vga); - dirty = memory_region_get_dirty(&s->vga.vram, 0, - surface_stride(surface) * surface_height(surface), - DIRTY_MEMORY_VGA); - } - if (s->invalidated || dirty) { - s->invalidated = 0; - memcpy(surface_data(surface), s->vga.vram_ptr, - surface_stride(surface) * surface_height(surface)); - dpy_gfx_update(s->vga.con, 0, 0, - surface_width(surface), surface_height(surface)); - } - if (dirty) { - memory_region_reset_dirty(&s->vga.vram, 0, - surface_stride(surface) * surface_height(surface), - DIRTY_MEMORY_VGA); - } -} - -static void vmsvga_reset(DeviceState *dev) -{ - struct pci_vmsvga_state_s *pci = - DO_UPCAST(struct pci_vmsvga_state_s, card.qdev, dev); - struct vmsvga_state_s *s = &pci->chip; - - s->index = 0; - s->enable = 0; - s->config = 0; - s->svgaid = SVGA_ID; - s->cursor.on = 0; - s->redraw_fifo_first = 0; - s->redraw_fifo_last = 0; - s->syncing = 0; - - vga_dirty_log_start(&s->vga); -} - -static void vmsvga_invalidate_display(void *opaque) -{ - struct vmsvga_state_s *s = opaque; - if (!s->enable) { - s->vga.invalidate(&s->vga); - return; - } - - s->invalidated = 1; -} - -/* save the vga display in a PPM image even if no display is - available */ -static void vmsvga_screen_dump(void *opaque, const char *filename, bool cswitch, - Error **errp) -{ - struct vmsvga_state_s *s = opaque; - DisplaySurface *surface = qemu_console_surface(s->vga.con); - - if (!s->enable) { - s->vga.screen_dump(&s->vga, filename, cswitch, errp); - return; - } - - if (surface_bits_per_pixel(surface) == 32) { - DisplaySurface *ds = qemu_create_displaysurface_from( - surface_width(surface), - surface_height(surface), - 32, - surface_stride(surface), - s->vga.vram_ptr, false); - ppm_save(filename, ds, errp); - g_free(ds); - } -} - -static void vmsvga_text_update(void *opaque, console_ch_t *chardata) -{ - struct vmsvga_state_s *s = opaque; - - if (s->vga.text_update) { - s->vga.text_update(&s->vga, chardata); - } -} - -static int vmsvga_post_load(void *opaque, int version_id) -{ - struct vmsvga_state_s *s = opaque; - - s->invalidated = 1; - if (s->config) { - s->fifo = (uint32_t *) s->fifo_ptr; - } - return 0; -} - -static const VMStateDescription vmstate_vmware_vga_internal = { - .name = "vmware_vga_internal", - .version_id = 0, - .minimum_version_id = 0, - .minimum_version_id_old = 0, - .post_load = vmsvga_post_load, - .fields = (VMStateField[]) { - VMSTATE_INT32_EQUAL(depth, struct vmsvga_state_s), - VMSTATE_INT32(enable, struct vmsvga_state_s), - VMSTATE_INT32(config, struct vmsvga_state_s), - VMSTATE_INT32(cursor.id, struct vmsvga_state_s), - VMSTATE_INT32(cursor.x, struct vmsvga_state_s), - VMSTATE_INT32(cursor.y, struct vmsvga_state_s), - VMSTATE_INT32(cursor.on, struct vmsvga_state_s), - VMSTATE_INT32(index, struct vmsvga_state_s), - VMSTATE_VARRAY_INT32(scratch, struct vmsvga_state_s, - scratch_size, 0, vmstate_info_uint32, uint32_t), - VMSTATE_INT32(new_width, struct vmsvga_state_s), - VMSTATE_INT32(new_height, struct vmsvga_state_s), - VMSTATE_UINT32(guest, struct vmsvga_state_s), - VMSTATE_UINT32(svgaid, struct vmsvga_state_s), - VMSTATE_INT32(syncing, struct vmsvga_state_s), - VMSTATE_UNUSED(4), /* was fb_size */ - VMSTATE_END_OF_LIST() - } -}; - -static const VMStateDescription vmstate_vmware_vga = { - .name = "vmware_vga", - .version_id = 0, - .minimum_version_id = 0, - .minimum_version_id_old = 0, - .fields = (VMStateField[]) { - VMSTATE_PCI_DEVICE(card, struct pci_vmsvga_state_s), - VMSTATE_STRUCT(chip, struct pci_vmsvga_state_s, 0, - vmstate_vmware_vga_internal, struct vmsvga_state_s), - VMSTATE_END_OF_LIST() - } -}; - -static void vmsvga_init(struct vmsvga_state_s *s, - MemoryRegion *address_space, MemoryRegion *io) -{ - DisplaySurface *surface; - - s->scratch_size = SVGA_SCRATCH_SIZE; - s->scratch = g_malloc(s->scratch_size * 4); - - s->vga.con = graphic_console_init(vmsvga_update_display, - vmsvga_invalidate_display, - vmsvga_screen_dump, - vmsvga_text_update, s); - surface = qemu_console_surface(s->vga.con); - - s->fifo_size = SVGA_FIFO_SIZE; - memory_region_init_ram(&s->fifo_ram, "vmsvga.fifo", s->fifo_size); - vmstate_register_ram_global(&s->fifo_ram); - s->fifo_ptr = memory_region_get_ram_ptr(&s->fifo_ram); - - vga_common_init(&s->vga); - vga_init(&s->vga, address_space, io, true); - vmstate_register(NULL, 0, &vmstate_vga_common, &s->vga); - /* Save some values here in case they are changed later. - * This is suspicious and needs more though why it is needed. */ - s->depth = surface_bits_per_pixel(surface); - s->bypp = surface_bytes_per_pixel(surface); -} - -static uint64_t vmsvga_io_read(void *opaque, hwaddr addr, unsigned size) -{ - struct vmsvga_state_s *s = opaque; - - switch (addr) { - case SVGA_IO_MUL * SVGA_INDEX_PORT: return vmsvga_index_read(s, addr); - case SVGA_IO_MUL * SVGA_VALUE_PORT: return vmsvga_value_read(s, addr); - case SVGA_IO_MUL * SVGA_BIOS_PORT: return vmsvga_bios_read(s, addr); - default: return -1u; - } -} - -static void vmsvga_io_write(void *opaque, hwaddr addr, - uint64_t data, unsigned size) -{ - struct vmsvga_state_s *s = opaque; - - switch (addr) { - case SVGA_IO_MUL * SVGA_INDEX_PORT: - vmsvga_index_write(s, addr, data); - break; - case SVGA_IO_MUL * SVGA_VALUE_PORT: - vmsvga_value_write(s, addr, data); - break; - case SVGA_IO_MUL * SVGA_BIOS_PORT: - vmsvga_bios_write(s, addr, data); - break; - } -} - -static const MemoryRegionOps vmsvga_io_ops = { - .read = vmsvga_io_read, - .write = vmsvga_io_write, - .endianness = DEVICE_LITTLE_ENDIAN, - .valid = { - .min_access_size = 4, - .max_access_size = 4, - }, -}; - -static int pci_vmsvga_initfn(PCIDevice *dev) -{ - struct pci_vmsvga_state_s *s = - DO_UPCAST(struct pci_vmsvga_state_s, card, dev); - - s->card.config[PCI_CACHE_LINE_SIZE] = 0x08; /* Cache line size */ - s->card.config[PCI_LATENCY_TIMER] = 0x40; /* Latency timer */ - s->card.config[PCI_INTERRUPT_LINE] = 0xff; /* End */ - - memory_region_init_io(&s->io_bar, &vmsvga_io_ops, &s->chip, - "vmsvga-io", 0x10); - memory_region_set_flush_coalesced(&s->io_bar); - pci_register_bar(&s->card, 0, PCI_BASE_ADDRESS_SPACE_IO, &s->io_bar); - - vmsvga_init(&s->chip, pci_address_space(dev), pci_address_space_io(dev)); - - pci_register_bar(&s->card, 1, PCI_BASE_ADDRESS_MEM_PREFETCH, - &s->chip.vga.vram); - pci_register_bar(&s->card, 2, PCI_BASE_ADDRESS_MEM_PREFETCH, - &s->chip.fifo_ram); - - if (!dev->rom_bar) { - /* compatibility with pc-0.13 and older */ - vga_init_vbe(&s->chip.vga, pci_address_space(dev)); - } - - return 0; -} - -static Property vga_vmware_properties[] = { - DEFINE_PROP_UINT32("vgamem_mb", struct pci_vmsvga_state_s, - chip.vga.vram_size_mb, 16), - DEFINE_PROP_END_OF_LIST(), -}; - -static void vmsvga_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); - - k->no_hotplug = 1; - k->init = pci_vmsvga_initfn; - k->romfile = "vgabios-vmware.bin"; - k->vendor_id = PCI_VENDOR_ID_VMWARE; - k->device_id = SVGA_PCI_DEVICE_ID; - k->class_id = PCI_CLASS_DISPLAY_VGA; - k->subsystem_vendor_id = PCI_VENDOR_ID_VMWARE; - k->subsystem_id = SVGA_PCI_DEVICE_ID; - dc->reset = vmsvga_reset; - dc->vmsd = &vmstate_vmware_vga; - dc->props = vga_vmware_properties; -} - -static const TypeInfo vmsvga_info = { - .name = "vmware-svga", - .parent = TYPE_PCI_DEVICE, - .instance_size = sizeof(struct pci_vmsvga_state_s), - .class_init = vmsvga_class_init, -}; - -static void vmsvga_register_types(void) -{ - type_register_static(&vmsvga_info); -} - -type_init(vmsvga_register_types) |