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Kernel: Factor out setting Thread entry function

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This adds ThreadRegisters::set_entry_function, and also implements it
for aarch64.
This commit is contained in:
Timon Kruiper 2022-12-27 14:24:50 +01:00 • committed by Andrew Kaster
parent a6f78b895f
commit 1da84c2a2c
3 changed files with 13 additions and 9 deletions
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6
Kernel/Arch/aarch64/ThreadRegisters.h
View file

@ -25,6 +25,12 @@ struct ThreadRegisters {
{
set_sp(kernel_stack_top);
}
void set_entry_function(FlatPtr entry_ip, FlatPtr entry_data)
{
set_ip(entry_ip);
x[0] = entry_data;
}
};
}

6
Kernel/Arch/x86_64/ThreadRegisters.h
View file

@ -73,6 +73,12 @@ struct ThreadRegisters {
set_sp0(kernel_stack_top);
}
}
void set_entry_function(FlatPtr entry_ip, FlatPtr entry_data)
{
set_ip(entry_ip);
rdi = entry_data; // entry function argument is expected to be in regs.rdi
}
};
}