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WIP: AHCI drivers and more memory syscalls

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This commit is contained in:
Jeremy Soller 2016-09-26 17:00:06 -06:00
parent 98399b030f
commit dad81d3c46
14 changed files with 757 additions and 26 deletions
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12
syscall/src/lib.rs
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@ -114,6 +114,14 @@ pub fn open(path: &str, flags: usize) -> Result<usize> {
unsafe { syscall3(SYS_OPEN, path.as_ptr() as usize, path.len(), flags) }
}
pub unsafe fn physalloc(size: usize) -> Result<usize> {
syscall1(SYS_PHYSALLOC, size)
}
pub unsafe fn physfree(physical_address: usize, size: usize) -> Result<usize> {
syscall2(SYS_PHYSFREE, physical_address, size)
}
pub unsafe fn physmap(physical_address: usize, size: usize, flags: usize) -> Result<usize> {
syscall3(SYS_PHYSMAP, physical_address, size, flags)
}
@ -138,6 +146,10 @@ pub fn unlink(path: &str) -> Result<usize> {
unsafe { syscall2(SYS_UNLINK, path.as_ptr() as usize, path.len()) }
}
pub unsafe fn virttophys(virtual_address: usize) -> Result<usize> {
syscall1(SYS_VIRTTOPHYS, virtual_address)
}
pub fn waitpid(pid: usize, status: &mut usize, options: usize) -> Result<usize> {
unsafe { syscall3(SYS_WAITPID, pid, status as *mut usize as usize, options) }
}

7
syscall/src/number.rs
View file

@ -20,8 +20,11 @@ pub const SYS_LSEEK: usize = 19;
pub const SYS_MKDIR: usize = 39;
pub const SYS_NANOSLEEP: usize = 162;
pub const SYS_OPEN: usize = 5;
pub const SYS_PHYSMAP: usize = 945;
pub const SYS_PHYSUNMAP: usize = 946;
pub const SYS_PHYSALLOC: usize = 945;
pub const SYS_PHYSFREE: usize = 946;
pub const SYS_PHYSMAP: usize = 947;
pub const SYS_PHYSUNMAP: usize = 948;
pub const SYS_VIRTTOPHYS: usize = 949;
pub const SYS_PIPE2: usize = 331;
pub const SYS_READ: usize = 3;
pub const SYS_RMDIR: usize = 84;