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Enable interrupt flag in userspace

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This commit is contained in:
Jeremy Soller 2016-10-06 20:52:24 -06:00
parent 64cc730eac
commit 5d7b0a3889
1 changed files with 1 additions and 1 deletions
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2
arch/x86_64/src/start.rs
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@ -191,7 +191,7 @@ pub unsafe fn usermode(ip: usize, sp: usize) -> ! {
: // No output because it never returns : // No output because it never returns
: "{rax}"(gdt::GDT_USER_DATA << 3 | 3), // Stack segment : "{rax}"(gdt::GDT_USER_DATA << 3 | 3), // Stack segment
"{rbx}"(sp), // Stack pointer "{rbx}"(sp), // Stack pointer
"{rcx}"(3 << 12/* | 1 << 9*/), // Flags - Set IOPL and interrupt enable flag "{rcx}"(3 << 12 | 1 << 9), // Flags - Set IOPL and interrupt enable flag
"{rdx}"(gdt::GDT_USER_CODE << 3 | 3), // Code segment "{rdx}"(gdt::GDT_USER_CODE << 3 | 3), // Code segment
"{rsi}"(ip) // IP "{rsi}"(ip) // IP
: // No clobers because it never returns : // No clobers because it never returns