arch/x86/process.cc

400             CR0 cr0 = 0;
401             cr0.pg = 1; // Turn on paging.
402             cr0.cd = 0; // Don't disable caching.
403             cr0.nw = 0; // This is bit is defined to be ignored.
404             cr0.am = 1; // No alignment checking
405             cr0.wp = 1; // Supervisor mode can write read only pages
406             cr0.ne = 1;
407             cr0.et = 1; // This should always be 1
408             cr0.ts = 0; // We don't do task switching, so causing fp exceptions
410             cr0.em = 0; // Allow x87 instructions to execute natively.
411             cr0.mp = 1; // This doesn't really matter, but the manual suggests
413             cr0.pe = 1; // We're definitely in protected mode.
414             tc->setMiscReg(MISCREG_CR0, cr0);
617             CR0 cr0 = 0;
618             cr0.pg = 1; // Turn on paging.
619             cr0.cd = 0; // Don't disable caching.
620             cr0.nw = 0; // This is bit is defined to be ignored.
621             cr0.am = 0; // No alignment checking
622             cr0.wp = 0; // Supervisor mode can write read only pages
623             cr0.ne = 1;
624             cr0.et = 1; // This should always be 1
625             cr0.ts = 0; // We don't do task switching, so causing fp exceptions
627             cr0.em = 0; // Allow x87 instructions to execute natively.
628             cr0.mp = 1; // This doesn't really matter, but the manual suggests
630             cr0.pe = 1; // We're definitely in protected mode.
631             tc->setMiscReg(MISCREG_CR0, cr0);
737         CR0 cr0 = 0;
738         cr0.pg = 1; // Turn on paging.
739         cr0.cd = 0; // Don't disable caching.
740         cr0.nw = 0; // This is bit is defined to be ignored.
741         cr0.am = 0; // No alignment checking
742         cr0.wp = 0; // Supervisor mode can write read only pages
743         cr0.ne = 1;
744         cr0.et = 1; // This should always be 1
745         cr0.ts = 0; // We don't do task switching, so causing fp exceptions
747         cr0.em = 0; // Allow x87 instructions to execute natively.
748         cr0.mp = 1; // This doesn't really matter, but the manual suggests
750         cr0.pe = 1; // We're definitely in protected mode.
751         tc->setMiscReg(MISCREG_CR0, cr0);