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loader.efi: add stride & offset for MacBookPro3,1
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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
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17
stand/efi/loader/framebuffer.c
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@ -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;
}
}
}