Date: Thu, 3 Jul 2014 17:53:28 +0000 (UTC) From: Ed Maste <emaste@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r268227 - head/sys/boot/amd64/efi Message-ID: <201407031753.s63HrSjq088392@svn.freebsd.org>
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Author: emaste Date: Thu Jul 3 17:53:28 2014 New Revision: 268227 URL: http://svnweb.freebsd.org/changeset/base/268227 Log: Display efi framebuffer dimensions on boot The EFI framebuffer produces corrupted output on certain systems. For now display the framebuffer parameters (address, dimensions, etc.) on boot to aid in tracking down these issues. Sponsored by: The FreeBSD Foundation Modified: head/sys/boot/amd64/efi/bootinfo.c Modified: head/sys/boot/amd64/efi/bootinfo.c ============================================================================== --- head/sys/boot/amd64/efi/bootinfo.c Thu Jul 3 17:42:26 2014 (r268226) +++ head/sys/boot/amd64/efi/bootinfo.c Thu Jul 3 17:53:28 2014 (r268227) @@ -225,8 +225,15 @@ bi_load_efi_data(struct preloaded_file * struct efi_map_header *efihdr; struct efi_fb efifb; - if (efi_find_framebuffer(&efifb) == 0) + if (efi_find_framebuffer(&efifb) == 0) { + printf("EFI framebuffer information:\n"); + printf("addr, size 0x%lx, 0x%lx\n", efifb.fb_addr, efifb.fb_size); + printf("dimensions %d x %d\n", efifb.fb_width, efifb.fb_height); + printf("stride %d\n", efifb.fb_stride); + printf("masks 0x%08x, 0x%08x, 0x%08x, 0x%08x\n", efifb.fb_mask_red, efifb.fb_mask_green, efifb.fb_mask_blue, efifb.fb_mask_reserved); + file_addmetadata(kfp, MODINFOMD_EFI_FB, sizeof(efifb), &efifb); + } efisz = (sizeof(struct efi_map_header) + 0xf) & ~0xf;
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