emu_condition = COND_GRUB_EMU_USB;
};
-module = {
- name = vbeinfo;
- i386_pc = commands/i386/pc/vbeinfo.c;
- enable = i386_pc;
-};
-
module = {
name = videoinfo;
common = commands/videoinfo.c;
};
-module = {
- name = vbetest;
- i386_pc = commands/i386/pc/vbetest.c;
- enable = i386_pc;
-};
-
module = {
name = videotest;
common = commands/videotest.c;
+++ /dev/null
-/* vbeinfo.c - command to list compatible VBE video modes. */
-/*
- * GRUB -- GRand Unified Bootloader
- * Copyright (C) 2005,2007,2008,2009 Free Software Foundation, Inc.
- *
- * GRUB is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * GRUB is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <grub/dl.h>
-#include <grub/env.h>
-#include <grub/misc.h>
-#include <grub/machine/init.h>
-#include <grub/machine/vbe.h>
-#include <grub/mm.h>
-#include <grub/command.h>
-#include <grub/i18n.h>
-
-static void *
-real2pm (grub_vbe_farptr_t ptr)
-{
- return (void *) ((((unsigned long) ptr & 0xFFFF0000) >> 12UL)
- + ((unsigned long) ptr & 0x0000FFFF));
-}
-
-static grub_err_t
-grub_cmd_vbeinfo (grub_command_t cmd __attribute__ ((unused)),
- int argc __attribute__ ((unused)),
- char **args __attribute__ ((unused)))
-{
- struct grub_vbe_info_block controller_info;
- struct grub_vbe_mode_info_block mode_info_tmp;
- grub_uint32_t use_mode = GRUB_VBE_DEFAULT_VIDEO_MODE;
- grub_uint16_t *video_mode_list;
- grub_uint16_t *p;
- grub_uint16_t *saved_video_mode_list;
- grub_size_t video_mode_list_size;
- grub_err_t err;
- char *modevar;
-
- err = grub_vbe_probe (&controller_info);
- if (err != GRUB_ERR_NONE)
- return err;
-
- grub_printf ("VBE info: version: %d.%d OEM software rev: %d.%d\n",
- controller_info.version >> 8,
- controller_info.version & 0xFF,
- controller_info.oem_software_rev >> 8,
- controller_info.oem_software_rev & 0xFF);
-
- /* The total_memory field is in 64 KiB units. */
- grub_printf (" total memory: %d KiB\n",
- (controller_info.total_memory << 16) / 1024);
-
- /* Because the information on video modes is stored in a temporary place,
- it is better to copy it to somewhere safe. */
- p = video_mode_list = real2pm (controller_info.video_mode_ptr);
- while (*p++ != 0xFFFF)
- ;
-
- video_mode_list_size = (grub_addr_t) p - (grub_addr_t) video_mode_list;
- saved_video_mode_list = grub_malloc (video_mode_list_size);
- if (! saved_video_mode_list)
- return grub_errno;
-
- grub_memcpy (saved_video_mode_list, video_mode_list, video_mode_list_size);
-
- grub_printf ("List of compatible video modes:\n");
- grub_printf ("Legend: P=Packed pixel, D=Direct color, "
- "mask/pos=R/G/B/reserved\n");
-
- /* Walk through all video modes listed. */
- for (p = saved_video_mode_list; *p != 0xFFFF; p++)
- {
- const char *memory_model = 0;
- grub_uint32_t mode = (grub_uint32_t) *p;
-
- err = grub_vbe_get_video_mode_info (mode, &mode_info_tmp);
- if (err != GRUB_ERR_NONE)
- {
- grub_errno = GRUB_ERR_NONE;
- continue;
- }
-
- if ((mode_info_tmp.mode_attributes & GRUB_VBE_MODEATTR_SUPPORTED) == 0)
- /* If not available, skip it. */
- continue;
-
- if ((mode_info_tmp.mode_attributes & GRUB_VBE_MODEATTR_RESERVED_1) == 0)
- /* Not enough information. */
- continue;
-
- if ((mode_info_tmp.mode_attributes & GRUB_VBE_MODEATTR_COLOR) == 0)
- /* Monochrome is unusable. */
- continue;
-
- if ((mode_info_tmp.mode_attributes & GRUB_VBE_MODEATTR_LFB_AVAIL) == 0)
- /* We support only linear frame buffer modes. */
- continue;
-
- if ((mode_info_tmp.mode_attributes & GRUB_VBE_MODEATTR_GRAPHICS) == 0)
- /* We allow only graphical modes. */
- continue;
-
- switch (mode_info_tmp.memory_model)
- {
- case GRUB_VBE_MEMORY_MODEL_PACKED_PIXEL:
- memory_model = "Packed";
- break;
- case GRUB_VBE_MEMORY_MODEL_DIRECT_COLOR:
- memory_model = "Direct";
- break;
-
- default:
- break;
- }
-
- if (! memory_model)
- continue;
-
- grub_printf ("0x%03x: %4d x %4d x %2d %s",
- mode,
- mode_info_tmp.x_resolution,
- mode_info_tmp.y_resolution,
- mode_info_tmp.bits_per_pixel,
- memory_model);
-
- /* Show mask and position details for direct color modes. */
- if (mode_info_tmp.memory_model == GRUB_VBE_MEMORY_MODEL_DIRECT_COLOR)
- grub_printf (", mask: %d/%d/%d/%d pos: %d/%d/%d/%d",
- mode_info_tmp.red_mask_size,
- mode_info_tmp.green_mask_size,
- mode_info_tmp.blue_mask_size,
- mode_info_tmp.rsvd_mask_size,
- mode_info_tmp.red_field_position,
- mode_info_tmp.green_field_position,
- mode_info_tmp.blue_field_position,
- mode_info_tmp.rsvd_field_position);
- grub_printf ("\n");
- }
-
- grub_free (saved_video_mode_list);
-
- /* Check existence of vbe_mode environment variable. */
- modevar = grub_env_get ("vbe_mode");
-
- if (modevar != 0)
- {
- unsigned long value;
-
- value = grub_strtoul (modevar, 0, 0);
- if (grub_errno == GRUB_ERR_NONE)
- use_mode = value;
- else
- grub_errno = GRUB_ERR_NONE;
- }
-
- grub_printf ("Configured VBE mode (vbe_mode) = 0x%03x\n", use_mode);
-
- return 0;
-}
-
-static grub_command_t cmd;
-
-GRUB_MOD_INIT(vbeinfo)
-{
- cmd =
- grub_register_command ("vbeinfo", grub_cmd_vbeinfo, 0,
- N_("List compatible VESA BIOS extension video modes."));
-}
-
-GRUB_MOD_FINI(vbeinfo)
-{
- grub_unregister_command (cmd);
-}
+++ /dev/null
-/* vbetest.c - command to test VESA BIOS Extension 2.0+ support. */
-/*
- * GRUB -- GRand Unified Bootloader
- * Copyright (C) 2005,2007 Free Software Foundation, Inc.
- *
- * GRUB is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * GRUB is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <grub/normal.h>
-#include <grub/dl.h>
-#include <grub/env.h>
-#include <grub/misc.h>
-#include <grub/term.h>
-#include <grub/machine/init.h>
-#include <grub/machine/vbe.h>
-#include <grub/video.h>
-#include <grub/err.h>
-#include <grub/i18n.h>
-
-static grub_err_t
-grub_cmd_vbetest (grub_command_t cmd __attribute__ ((unused)),
- int argc __attribute__ ((unused)),
- char **args __attribute__ ((unused)))
-{
- grub_err_t err;
- char *modevar;
- struct grub_vbe_mode_info_block mode_info;
- struct grub_vbe_info_block controller_info;
- grub_uint32_t use_mode = GRUB_VBE_DEFAULT_VIDEO_MODE;
- grub_uint32_t old_mode;
- grub_uint8_t *framebuffer = 0;
- grub_uint32_t bytes_per_scan_line = 0;
- unsigned char *ptr;
- int i;
-
- grub_printf ("Probing for VESA BIOS Extension ... ");
-
- /* Check if VESA BIOS exists. */
- err = grub_vbe_probe (&controller_info);
- if (err != GRUB_ERR_NONE)
- return err;
-
- grub_printf ("found!\n");
-
- /* Dump out controller information. */
- grub_printf ("VBE signature = %c%c%c%c\n",
- controller_info.signature[0],
- controller_info.signature[1],
- controller_info.signature[2],
- controller_info.signature[3]);
-
- grub_printf ("VBE version = %d.%d\n",
- controller_info.version >> 8,
- controller_info.version & 0xFF);
- grub_printf ("OEM string ptr = %08x\n",
- controller_info.oem_string_ptr);
- grub_printf ("Total memory = %d\n",
- controller_info.total_memory);
-
- err = grub_vbe_get_video_mode (&old_mode);
- grub_printf ("Get video mode err = %04x\n", err);
-
- if (err == GRUB_ERR_NONE)
- grub_printf ("Old video mode = %04x\n", old_mode);
- else
- grub_errno = GRUB_ERR_NONE;
-
- /* Check existence of vbe_mode environment variable. */
- modevar = grub_env_get ("vbe_mode");
- if (modevar != 0)
- {
- unsigned long value;
-
- value = grub_strtoul (modevar, 0, 0);
- if (grub_errno == GRUB_ERR_NONE)
- use_mode = value;
- else
- grub_errno = GRUB_ERR_NONE;
- }
-
- err = grub_vbe_get_video_mode_info (use_mode, &mode_info);
- if (err != GRUB_ERR_NONE)
- return err;
-
- /* Dump out details about the mode being tested. */
- grub_printf ("mode: 0x%03x\n",
- use_mode);
- grub_printf ("width : %d\n",
- mode_info.x_resolution);
- grub_printf ("height: %d\n",
- mode_info.y_resolution);
- grub_printf ("memory model: %02x\n",
- mode_info.memory_model);
- grub_printf ("bytes/scanline: %d\n",
- mode_info.bytes_per_scan_line);
- grub_printf ("bytes/scanline (lin): %d\n",
- mode_info.lin_bytes_per_scan_line);
- grub_printf ("base address: %08x\n",
- mode_info.phys_base_addr);
- grub_printf ("red mask/pos: %d/%d\n",
- mode_info.red_mask_size,
- mode_info.red_field_position);
- grub_printf ("green mask/pos: %d/%d\n",
- mode_info.green_mask_size,
- mode_info.green_field_position);
- grub_printf ("blue mask/pos: %d/%d\n",
- mode_info.blue_mask_size,
- mode_info.blue_field_position);
-
- grub_printf ("Press any key to continue.\n");
-
- grub_getkey ();
-
- /* Setup GFX mode. */
- err = grub_vbe_set_video_mode (use_mode, &mode_info);
- if (err != GRUB_ERR_NONE)
- return err;
-
- /* Determine framebuffer address and how many bytes are in scan line. */
- framebuffer = (grub_uint8_t *) mode_info.phys_base_addr;
- ptr = framebuffer;
-
- if (controller_info.version >= 0x300)
- {
- bytes_per_scan_line = mode_info.lin_bytes_per_scan_line;
- }
- else
- {
- bytes_per_scan_line = mode_info.bytes_per_scan_line;
- }
-
- /* Draw some random data to screen. */
- for (i = 0; i < 256 * 256; i++)
- {
- ptr[i] = i & 0x0F;
- }
-
- /* Draw white line to screen. */
- for (i = 0; i < 100; i++)
- {
- ptr[mode_info.bytes_per_scan_line * 50 + i] = 0x0F;
- }
-
- /* Draw another white line to screen. */
- grub_memset (ptr + bytes_per_scan_line * 51, 0x0f, bytes_per_scan_line);
-
- grub_getkey ();
-
- grub_video_restore ();
-
- /* Restore old video mode. */
- grub_vbe_set_video_mode (old_mode, 0);
-
- return grub_errno;
-}
-
-static grub_command_t cmd;
-
-GRUB_MOD_INIT(vbetest)
-{
- cmd = grub_register_command ("vbetest", grub_cmd_vbetest,
- 0, N_("Test VESA BIOS Extension 2.0+ support."));
-}
-
-GRUB_MOD_FINI(vbetest)
-{
- grub_unregister_command (cmd);
-}
char **args __attribute__ ((unused)))
{
grub_video_adapter_t adapter;
- grub_video_driver_id_t id = grub_video_get_driver_id ();
+ grub_video_driver_id_t id;
+
+#ifdef GRUB_MACHINE_PCBIOS
+ if (grub_strcmp (cmd->name, "vbeinfo") == 0)
+ grub_dl_load ("vbe");
+#endif
+
+ id = grub_video_get_driver_id ();
grub_printf ("List of supported video modes:\n");
grub_printf ("Legend: P=Packed pixel, D=Direct color, "
}
static grub_command_t cmd;
+#ifdef GRUB_MACHINE_PCBIOS
+static grub_command_t cmd_vbe;
+#endif
GRUB_MOD_INIT(videoinfo)
{
cmd = grub_register_command ("videoinfo", grub_cmd_videoinfo, 0,
N_("List available video modes."));
+#ifdef GRUB_MACHINE_PCBIOS
+ cmd_vbe = grub_register_command ("vbeinfo", grub_cmd_videoinfo, 0,
+ N_("List available video modes."));
+#endif
}
GRUB_MOD_FINI(videoinfo)
{
grub_unregister_command (cmd);
+#ifdef GRUB_MACHINE_PCBIOS
+ grub_unregister_command (cmd_vbe);
+#endif
}
struct grub_video_render_target *text_layer;
grub_video_color_t palette[16];
+#ifdef GRUB_MACHINE_PCBIOS
+ if (grub_strcmp (cmd->name, "vbetest") == 0)
+ grub_dl_load ("vbe");
+#endif
+
err = grub_video_set_mode ("auto", GRUB_VIDEO_MODE_TYPE_PURE_TEXT, 0);
if (err)
return err;
}
static grub_command_t cmd;
+#ifdef GRUB_MACHINE_PCBIOS
+static grub_command_t cmd_vbe;
+#endif
GRUB_MOD_INIT(videotest)
{
cmd = grub_register_command ("videotest", grub_cmd_videotest,
0, N_("Test video subsystem."));
+#ifdef GRUB_MACHINE_PCBIOS
+ cmd_vbe = grub_register_command ("vbetest", grub_cmd_videotest,
+ 0, N_("Test video subsystem."));
+#endif
}
GRUB_MOD_FINI(videotest)
{
grub_unregister_command (cmd);
+#ifdef GRUB_MACHINE_PCBIOS
+ grub_unregister_command (cmd_vbe);
+#endif
}
projects / thirdparty / grub.git / commitdiff
