diff --git a/include/grub/i386/bsd.h b/include/grub/i386/bsd.h index f73dd7a31..62c374c03 100644 --- a/include/grub/i386/bsd.h +++ b/include/grub/i386/bsd.h @@ -212,6 +212,7 @@ struct grub_netbsd_bootinfo #define NETBSD_BTINFO_CONSOLE 6 #define NETBSD_BTINFO_SYMTAB 8 #define NETBSD_BTINFO_MEMMAP 9 +#define NETBSD_BTINFO_FRAMEBUF 12 struct grub_netbsd_btinfo_common { @@ -248,6 +249,27 @@ struct grub_netbsd_btinfo_serial grub_uint32_t speed; }; +struct grub_netbsd_btinfo_framebuf +{ + grub_uint64_t fbaddr; + grub_uint32_t flags; + grub_uint32_t width; + grub_uint32_t height; + grub_uint16_t pitch; + grub_uint8_t bpp; + + grub_uint8_t red_mask_size; + grub_uint8_t green_mask_size; + grub_uint8_t blue_mask_size; + + grub_uint8_t red_field_pos; + grub_uint8_t green_field_pos; + grub_uint8_t blue_field_pos; + + grub_uint8_t reserved[16]; +}; + + #define GRUB_NETBSD_MAX_ROOTDEVICE_LEN 16 grub_err_t grub_freebsd_load_elfmodule32 (struct grub_relocator *relocator, diff --git a/loader/i386/bsd.c b/loader/i386/bsd.c index 9bdefbba9..1d66b08d1 100644 --- a/loader/i386/bsd.c +++ b/loader/i386/bsd.c @@ -40,7 +40,13 @@ #endif #ifdef GRUB_MACHINE_EFI #include +#define NETBSD_DEFAULT_VIDEO_MODE "800x600" +#else +#define NETBSD_DEFAULT_VIDEO_MODE "text" +#include #endif +#include + #include #include #include @@ -770,6 +776,85 @@ grub_openbsd_boot (void) return grub_relocator32_boot (relocator, state); } +static grub_err_t +grub_netbsd_setup_video (void) +{ + struct grub_video_mode_info mode_info; + void *framebuffer; + const char *modevar; + struct grub_netbsd_btinfo_framebuf params; + grub_err_t err; + + modevar = grub_env_get ("gfxpayload"); + + /* Now all graphical modes are acceptable. + May change in future if we have modes without framebuffer. */ + if (modevar && *modevar != 0) + { + char *tmp; + tmp = grub_malloc (grub_strlen (modevar) + + sizeof (";" NETBSD_DEFAULT_VIDEO_MODE)); + if (! tmp) + return grub_errno; + grub_sprintf (tmp, "%s;" NETBSD_DEFAULT_VIDEO_MODE, modevar); + err = grub_video_set_mode (tmp, 0, 0); + grub_free (tmp); + } + else + err = grub_video_set_mode (NETBSD_DEFAULT_VIDEO_MODE, 0, 0); + + if (err) + return err; + + err = grub_video_get_info_and_fini (&mode_info, &framebuffer); + + if (err) + return err; + + params.width = mode_info.width; + params.height = mode_info.height; + params.bpp = mode_info.bpp; + params.pitch = mode_info.pitch; + params.flags = 0; + + params.fbaddr = (grub_addr_t) framebuffer; + + params.red_mask_size = mode_info.red_mask_size; + params.red_field_pos = mode_info.red_field_pos; + params.green_mask_size = mode_info.green_mask_size; + params.green_field_pos = mode_info.green_field_pos; + params.blue_mask_size = mode_info.blue_mask_size; + params.blue_field_pos = mode_info.blue_field_pos; + +#ifdef GRUB_MACHINE_PCBIOS + /* VESA packed modes may come with zeroed mask sizes, which need + to be set here according to DAC Palette width. If we don't, + this results in Linux displaying a black screen. */ + if (mode_info.bpp <= 8) + { + struct grub_vbe_info_block controller_info; + int status; + int width = 8; + + status = grub_vbe_bios_get_controller_info (&controller_info); + + if (status == GRUB_VBE_STATUS_OK && + (controller_info.capabilities & GRUB_VBE_CAPABILITY_DACWIDTH)) + status = grub_vbe_bios_set_dac_palette_width (&width); + + if (status != GRUB_VBE_STATUS_OK) + /* 6 is default after mode reset. */ + width = 6; + + params.red_mask_size = params.green_mask_size + = params.blue_mask_size = width; + } +#endif + + err = grub_bsd_add_meta (NETBSD_BTINFO_FRAMEBUF, ¶ms, sizeof (params)); + return err; +} + static grub_err_t grub_netbsd_boot (void) { @@ -786,6 +871,14 @@ grub_netbsd_boot (void) if (err) return err; + err = grub_netbsd_setup_video (); + if (err) + { + grub_print_error (); + grub_printf ("Booting however\n"); + grub_errno = GRUB_ERR_NONE; + } + { struct bsd_tag *tag; tag_buf_len = 0; @@ -1320,7 +1413,7 @@ grub_cmd_netbsd (grub_extcmd_t cmd, int argc, char *argv[]) grub_memset (&cons, 0, sizeof (cons)); grub_strcpy (cons.devname, "pc"); - grub_bsd_add_meta (NETBSD_BTINFO_CONSOLE, &cons, sizeof (cons)); + grub_bsd_add_meta (NETBSD_BTINFO_CONSOLE, &cons, sizeof (cons)); } grub_loader_set (grub_netbsd_boot, grub_bsd_unload, 0);