loader.efi: add stride & offset for MacBookPro3,1

Note that there are three variants of this MacBook. We only have the
stride and offset values for the 17" 1680x1050 model.

Reviewed by:	vexeduxr
Pull Request:	https://github.com/freebsd/freebsd-src/pull/1584

This commit is contained in:

Frank Hilgendorf

2025-01-27 22:18:39 +01:00

committed by

Ahmad Khalifa

parent 75866d71e8

commit be6ba97aae

1 changed files with 17 additions and 0 deletions

									
										stand/efi/loader/framebuffer.c
									
		+17
		
												View File
												
				@@ -392,6 +392,23 @@ efifb_from_uga(struct efi_fb *efifb)

							/* These are the missing bits. */

							offset = 0x0;

							stride = 2048;

						} else if (ev != NULL && !strcmp(ev, "MacBookPro3,1")) {

							/*

							 * Valid for MacBookPro 17" with standard resolution.

							 * Other Models are:

							 *   MacBookPro 15" with horiz=1440

							 *   MacBookPro 17" with horiz=1920

							 */

							/* These are the expected values we should have. */

							if (horiz == 1680) {

								vert = 1050;

								fbaddr = 0xc0000000;

								/* These are the missing bits. */

								stride = 2048;

								/* 24 scan lines down */

								offset = stride * 4 * 24;

							}

						}

					}