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authorchuck <chuck@cvs.openbsd.org>1996-05-16 02:14:03 +0000
committerchuck <chuck@cvs.openbsd.org>1996-05-16 02:14:03 +0000
commit8240271442f78dff5c0325e9c64c5eb2ed0649a7 (patch)
treeae99055bbce57c29d3921e51b089d442104c6503 /sys/arch/mvme68k
parentce1d3b10f86b2ea904d4cd28262ffd46f2ee3781 (diff)
add two more defines for the way the bug "NBO" command passes in args
add network boot and cputyp to bugargs (for new bootblocks)
Diffstat (limited to 'sys/arch/mvme68k')
-rw-r--r--sys/arch/mvme68k/include/prom.h18
1 files changed, 14 insertions, 4 deletions
diff --git a/sys/arch/mvme68k/include/prom.h b/sys/arch/mvme68k/include/prom.h
index f1949467191..eac1f31cbbc 100644
--- a/sys/arch/mvme68k/include/prom.h
+++ b/sys/arch/mvme68k/include/prom.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: prom.h,v 1.5 1996/05/10 03:19:34 chuck Exp $ */
+/* $OpenBSD: prom.h,v 1.6 1996/05/16 02:14:02 chuck Exp $ */
/*
* Copyright (c) 1995 Theo de Raadt
@@ -148,6 +148,9 @@ struct mvmeprom_args {
u_int conf_blk;
char *arg_start;
char *arg_end;
+ char *nbarg_start;
+ char *nbarg_end;
+ u_int cputyp;
};
#endif
@@ -160,11 +163,16 @@ struct mvmeprom_args {
asm volatile ("movel %0, sp@-"::"d" (arg))
#define MVMEPROM_ARG2(arg) \
asm volatile ("movel %0, sp@-"::"d" (arg))
+#define MVMEPROM_GETRES(ret) \
+ asm volatile ("movel sp@+,%0": "=d" (ret):)
#define MVMEPROM_RETURN(ret) \
- asm volatile ("movel sp@+,%0": "=d" (ret):); \
- return (ret); /* return a value */
+ MVMEPROM_GETRES(ret); \
+ return (ret); /* return a value (int) */
+#define MVMEPROM_RETURN_BYTE(ret) \
+ MVMEPROM_GETRES(ret); \
+ return((ret >> 24) & 0xff); /* return a byte, ret must be int */
#define MVMEPROM_STATRET(ret) \
- asm volatile ("movew ccr,%0": "=d" (ret)); \
+ MVMEPROM_GETRES(ret); \
return (!(ret & 0x4)); /* return a 'status' */
#define MVMEPROM_REG_DEVLUN "d0"
@@ -173,5 +181,7 @@ struct mvmeprom_args {
#define MVMEPROM_REG_CTRLADDR "a0"
#define MVMEPROM_REG_ENTRY "a1"
#define MVMEPROM_REG_CONFBLK "a2"
+#define MVMEPROM_REG_NBARGSTART "a3"
+#define MVMEPROM_REG_NBARGEND "a4"
#define MVMEPROM_REG_ARGSTART "a5"
#define MVMEPROM_REG_ARGEND "a6"