diff options
| author | sommerfe <sommerfe@pkgsrc.org> | 1999-02-24 06:34:52 +0000 |
|---|---|---|
| committer | sommerfe <sommerfe@pkgsrc.org> | 1999-02-24 06:34:52 +0000 |
| commit | 5662400933473f3c83ad1e18fb6ef2e4de473a3c (patch) | |
| tree | a2bafbdc9f44fecd56c4da2f64a7d65ce685da63 /net/coda_client | |
| parent | f0bc35c243381b88f887834ca28ad341c302f60f (diff) | |
| download | pkgsrc-5662400933473f3c83ad1e18fb6ef2e4de473a3c.tar.gz | |
Add arm32 context-switch support for mlwp.
Diffstat (limited to 'net/coda_client')
| -rw-r--r-- | net/coda_client/patches/patch-aa | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/net/coda_client/patches/patch-aa b/net/coda_client/patches/patch-aa new file mode 100644 index 00000000000..fd4bba16a99 --- /dev/null +++ b/net/coda_client/patches/patch-aa @@ -0,0 +1,110 @@ +$NetBSD: patch-aa,v 1.6 1999/02/24 06:34:52 sommerfe Exp $ + +--- lib-src/mlwp/process.s~ Wed Oct 7 20:11:01 1998 ++++ lib-src/mlwp/process.s Wed Feb 24 01:05:51 1999 +@@ -590,5 +590,105 @@ + jmp r1 + + #endif /* luna88k */ ++ ++#ifdef arm32 ++ ++@ r0-r3 call arguments ++@ r4-r8 "saved over call" ++ ++@ r9 frame pointer ++@ r10 stack limit ++@ r11 arg pointer ++@ r12 temp ++@ r13 sp ++@ r14 link/temp ++@ r15 pc ++ ++@ ++@ savecontext(f, area1, newsp) ++@ int (*f)(); struct savearea *area1; char *newsp; ++@ ++@ set global _PRE_Block = 1 ++ ++rfp .req r9 ++sl .req r10 ++fp .req r11 ++ip .req r12 ++sp .req r13 ++lr .req r14 ++pc .req r15 ++ ++ .text ++ .align 0 ++ ++ .global _savecontext ++ .type _savecontext,#function ++ ++_savecontext: ++ mov ip, sp ++ stmfd sp!, {fp, ip, lr, pc} ++ ++ sub fp, ip, #4 ++ ++ ldr r3, Lpre_addr ++ mov lr, #1 ++ str lr, [r3, #0] @ stall here waiting for r3? ++ ++@ push callee-saves registers ++ ++ stmfd sp!, { r4-r10, fp } ++ ++@ save old sp in area1 ++ ++ str sp, [r1, #0] ++ ++@ if newsp != 0, sp = newsp ++ ++ cmp r2, #0 ++ movne sp, r2 ++ ++@ call f() with no arguments ++ ++ mov lr, pc ++ mov pc, r0 ++ bl _abort @ in case we fall down go boom ++ ++Lpre_addr: ++ .word _PRE_Block ++ ++Lfe1: ++ .size _savecontext,Lfe1-_savecontext ++ ++@ ++@ returnto(area2) ++@ struct savearea *area2; ++@ ++ ++@ set _PRE_Block = 0 ++ .global _returnto ++ .type _returnto, #function ++_returnto: ++ ldr r3, Lpre_addr ++ mov r2, #0 ++ str r2, [r3, #0] @ stall here waiting for r3? ++ ++@ restore sp from area2 ++ ldr sp, [r0, #0] ++ ++@ pop callee-saves registers ++ ++ ldmfd sp!, { r4-r10, fp } ++ ++@ return. ++ ++ ldmea fp, {fp, sp, pc} ++ ++Lfe2: ++ .size _returnto,Lfe2-_returnto ++ ++ ++ ++#endif /* arm32 */ ++ + + #endif OLDLWP |