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Sergey Bugaev

🎉 And now I present to you GNU bc, built & linked against x86_64-gnu glibc, running on x86_64 GNU Mach as the bootstrap task 🎉

I only had to patch it a little bit to teach it to recognize the device master port I'm passing to it, use it to open the Mach console, and redirect its stdio there. Oh, and I stole a patch from nix folks to cross-compile it.

GNU Mach 1.8 biosmem: physical memory map: biosmem: 000000000000000000:00000000000009f000, available biosmem: 00000000000009fc00:0000000000000a0000, reserved biosmem: 0000000000000f0000:000000000000100000, reserved biosmem: 000000000000100000:00000000001ffe0000, available biosmem: 00000000001ffe0000:000000000020000000, reserved biosmem: 0000000000feffc000:0000000000ff000000, reserved biosmem: 0000000000fffc0000:000000000100000000, reserved vm_page: page table size: 131024 entries (12284k) vm_page: DMA: pages: 4080 (15M), free: 0 (0M) vm_page: DMA: min:500 low:600 high:1000 vm_page: DMA32: pages: 61440 (240M), free: 61282 (239M) vm_page: DMA32: min:3072 low:3686 high:6144 vm_page: DIRECTMAP: pages: 65504 (255M), free: 59399 (232M) vm_page: DIRECTMAP: min:3275 low:3930 high:6550 com 2 out of range RTC time is 2023-04-25 09:44:23 Pausing, debug me! module 0: bc --device-port=${device-port} $(task-create) $(prompt-task-resume) 1 multiboot modules task loaded: bc --device-port=1 Pausing for bc... Hit <return> to resume bootstrap. start bc: bc 1.07.1 Copyright 1991-1994, 1997, 1998, 2000, 2004, 2006, 2008, 2012-2017 Free Software Foundation, Inc. This is free software with ABSOLUTELY NO WARRANTY. For details type `warranty'. 2 + 3 5 print "Hello from x86_64-gnu!" Hello from x86_64-gnu!
#mach#hurd
Apr 25, 2023, 10:30 AM·Public
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