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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
commit698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch)
tree173a775858bd501c378080a10dca74132f05bc50 /vendor/libc/src/unix/linux_like/linux/uclibc/x86_64/l4re.rs
parentInitial commit. (diff)
downloadrustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz
rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/libc/src/unix/linux_like/linux/uclibc/x86_64/l4re.rs')
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diff --git a/vendor/libc/src/unix/linux_like/linux/uclibc/x86_64/l4re.rs b/vendor/libc/src/unix/linux_like/linux/uclibc/x86_64/l4re.rs
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+/// L4Re specifics
+/// This module contains definitions required by various L4Re libc backends.
+/// Some of them are formally not part of the libc, but are a dependency of the
+/// libc and hence we should provide them here.
+
+pub type l4_umword_t = ::c_ulong; // Unsigned machine word.
+pub type pthread_t = *mut ::c_void;
+
+s! {
+ /// CPU sets.
+ pub struct l4_sched_cpu_set_t {
+ // from the L4Re docs
+ /// Combination of granularity and offset.
+ ///
+ /// The granularity defines how many CPUs each bit in map describes.
+ /// The offset is the numer of the first CPU described by the first
+ /// bit in the bitmap.
+ /// offset must be a multiple of 2^graularity.
+ ///
+ /// | MSB | LSB |
+ /// | ---------------- | ------------------- |
+ /// | 8bit granularity | 24bit offset .. |
+ gran_offset: l4_umword_t ,
+ /// Bitmap of CPUs.
+ map: l4_umword_t ,
+ }
+}
+
+#[cfg(target_os = "l4re")]
+#[allow(missing_debug_implementations)]
+pub struct pthread_attr_t {
+ pub __detachstate: ::c_int,
+ pub __schedpolicy: ::c_int,
+ pub __schedparam: super::__sched_param,
+ pub __inheritsched: ::c_int,
+ pub __scope: ::c_int,
+ pub __guardsize: ::size_t,
+ pub __stackaddr_set: ::c_int,
+ pub __stackaddr: *mut ::c_void, // better don't use it
+ pub __stacksize: ::size_t,
+ // L4Re specifics
+ pub affinity: l4_sched_cpu_set_t,
+ pub create_flags: ::c_uint,
+}
+
+// L4Re requires a min stack size of 64k; that isn't defined in uClibc, but
+// somewhere in the core libraries. uClibc wants 16k, but that's not enough.
+pub const PTHREAD_STACK_MIN: usize = 65536;
+
+// Misc other constants required for building.
+pub const SIGIO: ::c_int = 29;
+pub const B19200: ::speed_t = 0o000016;
+pub const B38400: ::speed_t = 0o000017;