feat: add support for aarch64 timer/interrupts, port MontaukOS userspace

2026-10-25 08:27:09 +01:00
1 parent 8b6379fb7e
commit 8c09ccef66
@@ -0,0 +1,35 @@
+--- a/bfd/config.bfd
+++ b/bfd/config.bfd
+@@ -248,6 +248,11 @@
+     targ_selvecs="aarch64_elf64_be_vec aarch64_elf32_le_vec aarch64_elf32_be_vec arm_elf32_le_vec arm_elf32_be_vec aarch64_pei_le_vec aarch64_pe_le_vec"
+     want64=true
+     ;;
+  aarch64-*-montauk*)
+    targ_defvec=aarch64_elf64_le_vec
+    targ_selvecs=aarch64_elf64_be_vec
+    want64=true
+    ;;
+   aarch64-*-pe* | aarch64-*-mingw*)
+     targ_defvec=aarch64_pe_le_vec
+     targ_selvecs="aarch64_pe_le_vec aarch64_pei_le_vec aarch64_elf64_le_vec aarch64_elf64_be_vec aarch64_elf32_le_vec aarch64_elf32_be_vec arm_elf32_le_vec arm_elf32_be_vec pdb_vec"
+--- a/gas/configure.tgt
+++ b/gas/configure.tgt
+@@ -128,6 +128,7 @@
+ case ${generic_target} in
+   aarch64*-*-elf*)			fmt=elf;;
+   aarch64*-*-fuchsia*)			fmt=elf;;
+  aarch64*-*-montauk*)			fmt=elf;;
+   aarch64*-*-haiku*)			fmt=elf em=haiku ;;
+   aarch64*-*-genode*)			fmt=elf;;
+   aarch64*-*-linux*)			fmt=elf em=linux
+--- a/ld/configure.tgt
+++ b/ld/configure.tgt
+@@ -89,6 +89,8 @@
+ 			targ_emul=aarch64elf
+ 			targ_extra_emuls="aarch64elf32 aarch64elf32b aarch64elfb armelf armelfb"
+ 			;;
+aarch64-*-montauk*)	targ_emul=aarch64elf
+			;;
+ aarch64-*-cloudabi*)	targ_emul=aarch64cloudabi
+ 			targ_extra_emuls=aarch64cloudabib
+ 			;;
@@ -0,0 +1,40 @@
+--- a/gcc/config.gcc
+++ b/gcc/config.gcc
+@@ -1189,7 +1189,7 @@
+ esac
+ 
+ case ${target} in
+-aarch64*-*-elf | aarch64*-*-fuchsia* | aarch64*-*-rtems*)
+aarch64*-*-elf | aarch64*-*-fuchsia* | aarch64*-*-rtems* | aarch64*-*-montauk*)
+ 	tm_file="${tm_file} elfos.h newlib-stdint.h"
+ 	tm_file="${tm_file} aarch64/aarch64-elf.h aarch64/aarch64-errata.h aarch64/aarch64-elf-raw.h"
+ 	tmake_file="${tmake_file} aarch64/t-aarch64"
+@@ -1204,6 +1204,11 @@
+ 		tm_file="${tm_file} aarch64/rtems.h rtems.h"
+ 		tmake_file="${tmake_file} aarch64/t-aarch64-rtems"
+ 		;;
+	aarch64-*-montauk*)
+		tm_file="${tm_file} aarch64/montauk.h"
+		# As for x86_64-montauk: the libc has no stdint.h of its own.
+		use_gcc_stdint=provide
+		;;
+ 	esac
+ 	case $target in
+ 	aarch64_be-*)
+--- a/libgcc/config.host
+++ b/libgcc/config.host
+@@ -418,6 +418,14 @@
+ 	tmake_file="${tmake_file} t-dfprules"
+ 	md_unwind_header=aarch64/aarch64-unwind.h
+ 	;;
+aarch64*-*-montauk*)
+	extra_parts="$extra_parts crtbegin.o crtend.o crtfastmath.o"
+	tmake_file="${tmake_file} ${cpu_type}/t-aarch64"
+	tmake_file="${tmake_file} ${cpu_type}/t-lse t-slibgcc-libgcc"
+	tmake_file="${tmake_file} ${cpu_type}/t-softfp t-softfp t-crtfm"
+	tmake_file="${tmake_file} t-dfprules"
+	md_unwind_header=aarch64/aarch64-unwind.h
+	;;
+ aarch64*-*-freebsd*)
+ 	extra_parts="$extra_parts crtfastmath.o"
+ 	tmake_file="${tmake_file} ${cpu_type}/t-aarch64"