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October 27, 2018 09:12
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macbook8,2 igd boot linux
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| menuentry 'Debian GNU/Linux, with Linux 3.1.1' { | |
| insmod gzio | |
| insmod part_gpt | |
| insmod ext2 | |
| set gfxpayload=keep | |
| # Switch gmux to IGD | |
| outb 0x728 1 | |
| outb 0x710 2 | |
| outb 0x740 2 | |
| # Power down ATI | |
| outb 0x750 0 | |
| set root='(hd0,gpt5)' | |
| echo 'Loading Linux 3.1.1...' linux /vmlinuz-3.1.1+i915+lvds+bl root=/dev/mapper/system-root ro \ i915.lvds_channels=2 i915.modeset=1 i915.lvds_use_ssc=0 i915.i915_enable_rc6=1 \ acpi_backlight=vendor elevator=noop | |
| echo 'Loading initial ramdisk ...' initrd /initrd.img-3.1.1+i915+lvds+bl | |
| } |
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