From 8c0a3d9e5c169fc9d0f246ab59362b658b029ad7 Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Sat, 29 Sep 2012 01:05:31 -0400 Subject: microblaze port based on initial work by rdp, with heavy modifications. some features including threads are untested because qemu app-level emulation seems to be broken and I do not have a proper system image for testing. --- src/internal/microblaze/syscall.s | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 src/internal/microblaze/syscall.s (limited to 'src/internal') diff --git a/src/internal/microblaze/syscall.s b/src/internal/microblaze/syscall.s new file mode 100644 index 00000000..9bf7c0e0 --- /dev/null +++ b/src/internal/microblaze/syscall.s @@ -0,0 +1,13 @@ +.global __syscall +.type __syscall,@function +__syscall: + addi r12, r5, 0 # Save the system call number + add r5, r6, r0 # Shift the arguments, arg1 + add r6, r7, r0 # arg2 + add r7, r8, r0 # arg3 + add r8, r9, r0 # arg4 + add r9, r10, r0 # arg5 + lwi r10, r1, 28 # Get arg6. + brki r14, 0x8 # syscall + rtsd r15, 8 + nop -- cgit v1.2.1