Don't set up the g0 and g4 handlers here, now prom_abort()

does this.  Include the common m68k 16-bit aligned copy routines.
This commit is contained in:
fredette 2001-06-27 03:25:31 +00:00
parent 4d85da3f79
commit 7a083fffc2
1 changed files with 8 additions and 13 deletions

View File

@ -1,4 +1,4 @@
/* $NetBSD: locore.s,v 1.6 2001/05/30 15:24:38 lukem Exp $ */
/* $NetBSD: locore.s,v 1.7 2001/06/27 03:25:31 fredette Exp $ */
/*
* Copyright (c) 2001 Matthew Fredette
@ -87,9 +87,9 @@ ASGLOBAL(start)
| old-school "g0" and "g4" commands from the monitor. (I.e.,
| they need to be reachable using 16-bit displacements from PCs
| 0 and 4).
L_g0_entry:
ENTRY(g0_entry)
jra _C_LABEL(g0_handler)
L_g4_entry:
ENTRY(g4_entry)
jra _C_LABEL(g4_handler)
L_high_code:
@ -105,16 +105,6 @@ L_high_code:
movsw %d0, SYSTEM_ENAB | disable all interrupts
movw %d0, _C_LABEL(enable_reg_soft)
| Set up our g0 and g4 handlers. The 2 and the 6 adjust
| the offsets to be PC-relative.
movl #0, %a0
movw #0x6000, %a0@+ | braw
movl #(L_g0_entry-2), %d0
movw %d0, %a0@+ | L_g0_entry
movw #0x6000, %a0@+ | braw
movl #(L_g4_entry-6), %d0
movw %d0, %a0@+ | L_g4_entry
| Do bootstrap stuff needed before main() gets called.
| Make sure the initial frame pointer is zero so that
| the backtrace algorithm used by KGDB terminates nicely.
@ -923,6 +913,11 @@ ENTRY(enable_reg_or)
movc %a1,%dfc | restore dfc
rts
/*
* Use common m68k 16-bit aligned copy routines.
*/
#include <m68k/m68k/w16copy.s>
| Define some addresses, mostly so DDB can print useful info.
| Not using _C_LABEL() here because these symbols are never
| referenced by any C code, and if the leading underscore