diff options
Diffstat (limited to 'sys/arch/arc/arc/arcbios.c')
| -rw-r--r-- | sys/arch/arc/arc/arcbios.c | 28 |
1 files changed, 21 insertions, 7 deletions
diff --git a/sys/arch/arc/arc/arcbios.c b/sys/arch/arc/arc/arcbios.c index 17a755731ab..defd56eb6e9 100644 --- a/sys/arch/arc/arc/arcbios.c +++ b/sys/arch/arc/arc/arcbios.c @@ -1,4 +1,4 @@ -/* $OpenBSD: arcbios.c,v 1.6 1997/03/23 11:34:26 pefo Exp $ */ +/* $OpenBSD: arcbios.c,v 1.7 1997/04/19 17:19:38 pefo Exp $ */ /*- * Copyright (c) 1996 M. Warner Losh. All rights reserved. * Copyright (c) 1996 Per Fogelstrom. All rights reserved. @@ -28,8 +28,10 @@ * SUCH DAMAGE. */ -#include <sys/types.h> #include <sys/param.h> +#include <sys/proc.h> +#include <sys/user.h> +#include <lib/libkern/libkern.h> #include <machine/pte.h> #include <machine/cpu.h> #include <machine/memconf.h> @@ -42,6 +44,16 @@ arc_param_blk_t *bios_base = (arc_param_blk_t *) 0x80001000; extern int cputype; /* Mother board type */ extern int physmem; /* Total physical memory size */ +int Bios_Read __P((int, char *, int, int *)); +int Bios_Write __P((int, char *, int, int *)); +arc_mem_t *Bios_GetMemoryDescriptor __P((arc_mem_t *)); +arc_sid_t *Bios_GetSystemId __P((void)); +arc_config_t *Bios_GetChild __P((arc_config_t *)); +arc_dsp_stat_t *Bios_GetDisplayStatus __P((int)); + +static void bios_configure_memory __P((void)); +static int get_cpu_type __P((void)); + char buf[100]; /*XXX*/ arc_dsp_stat_t displayinfo; /* Save area for display status info. */ @@ -117,16 +129,18 @@ ARC_Call(Bios_GetDisplayStatus, 0x90); * Simple getchar/putchar interface. */ +int bios_getchar() { char buf[4]; int cnt; - if(Bios_Read(0, &buf, 1, &cnt) != 0) + if(Bios_Read(0, &buf[0], 1, &cnt) != 0) return(-1); return(buf[0] & 255); } +void bios_putchar(c) char c; { @@ -144,11 +158,10 @@ char c; buf[0] = c; cnt = 1; } - if(Bios_Write(1, &buf, cnt, &cnt) != 0) - return(-1); - return(0); + Bios_Write(1, &buf[0], cnt, &cnt); } +void bios_putstring(s) char *s; { @@ -165,6 +178,7 @@ char *s; * * Concatenate obvious adjecent segments. */ +static void bios_configure_memory() { arc_mem_t *descr = 0; @@ -237,7 +251,7 @@ bios_configure_memory() /* * Find out system type. */ -int +static int get_cpu_type() { arc_config_t *cf; |