PR/51905: GXIO Expension boards arn't configured if GXIO_DEFAULT_EXPANSION

isn't defined. Fix a bunch of issues with the original code.
This commit is contained in:
christos 2017-01-22 17:19:32 +00:00
parent be22884536
commit bafac785ec

View File

@ -1,4 +1,4 @@
/* $NetBSD: gxio.c,v 1.24 2016/10/28 19:00:48 christos Exp $ */
/* $NetBSD: gxio.c,v 1.25 2017/01/22 17:19:32 christos Exp $ */
/*
* Copyright (C) 2005, 2006, 2007 WIDE Project and SOUM Corporation.
* All rights reserved.
@ -31,7 +31,7 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: gxio.c,v 1.24 2016/10/28 19:00:48 christos Exp $");
__KERNEL_RCSID(0, "$NetBSD: gxio.c,v 1.25 2017/01/22 17:19:32 christos Exp $");
#include "opt_cputypes.h"
#include "opt_gumstix.h"
@ -88,7 +88,7 @@ CFATTACH_DECL_NEW(gxio, sizeof(struct gxio_softc),
#endif
void gxio_config(void);
void gxio_config_expansion(char *);
void gxio_config_expansion(const char *);
#if defined(GUMSTIX)
static void basix_config(void);
static void cfstix_config(void);
@ -662,48 +662,54 @@ gxio_config(void)
}
#endif
void
gxio_config_expansion(char *expansion)
static int
gxio_find_default_expansion(void)
{
int i, d, s;
#ifdef GXIO_DEFAULT_EXPANSION
int i;
/* Find out the default expansion */
for (i = 0; gxioconflist[i].name != NULL; i++)
if (strncasecmp(gxioconflist[i].name, GXIO_DEFAULT_EXPANSION,
strlen(gxioconflist[i].name) + 1) == 0)
break;
return gxioconflist[i].name == NULL ? -1 : i;
#else
return -1;
#endif
}
void
gxio_config_expansion(const char *expansion)
{
int i, d;
d = gxio_find_default_expansion();
/* Print information about expansions */
printf("supported expansions:\n");
for (i = 0; gxioconflist[i].name != NULL; i++)
printf(" %s%s\n", gxioconflist[i].name,
i == d ? " (DEFAULT)" : "");
if (expansion == NULL) {
printf("not specified 'expansion=' in the boot args.\n");
s = -1;
i = -1;
} else {
for (i = 0; gxioconflist[i].name != NULL; i++)
if (strncasecmp(gxioconflist[i].name, expansion,
strlen(gxioconflist[i].name) + 1) == 0)
strlen(gxioconflist[i].name) + 1) == 0)
break;
if (gxioconflist[i].name == NULL)
if (gxioconflist[i].name == NULL) {
printf("unknown expansion specified: %s\n", expansion);
s = i;
}
#ifdef GXIO_DEFAULT_EXPANSION
for (i = 0; gxioconflist[i].name != NULL; i++)
if (strncasecmp(gxioconflist[i].name, GXIO_DEFAULT_EXPANSION,
strlen(gxioconflist[i].name) + 1) == 0)
break;
d = i;
#else
d = -1;
#endif
printf("supported expansions:\n");
for (i = 0; gxioconflist[i].name != NULL; i++)
printf(" %s%s\n",
gxioconflist[i].name,
i == d ? " (DEFAULT)" : "");
if (s < 0 || gxioconflist[i].name == NULL) {
#ifdef GXIO_DEFAULT_EXPANSION
expansion = __UNCONST(GXIO_DEFAULT_EXPANSION);
#else
return;
#endif
i = -1;
}
}
/* Do some magic stuff for PEPPER */
#if defined(PEPPER)
if (s < 0) {
if (i < 0) {
struct pepper_board_id {
unsigned int device_vendor;
#define GUMSTIX_PEPPER 0x30000200 /* 1st gen */
@ -730,10 +736,29 @@ gxio_config_expansion(char *expansion)
}
#endif
printf("configure %s expansion (%s)\n",
(s < 0 || gxioconflist[i].name == NULL) ? "default" : "specified",
expansion);
gxioconflist[(s < 0 || gxioconflist[i].name == NULL) ? d : s].config();
/*
* Now proceed to configure the default expansion if one was
* specified (and found) or return.
*/
const char *toconfigure;
if (i < 0) {
#ifdef GXIO_DEFAULT_EXPANSION
if (d == -1) {
printf("default expansion (%s) not found\n",
GXIO_DEFAULT_EXPANSION);
return;
}
expansion = GXIO_DEFAULT_EXPANSION;
i = d;
toconfigure = "default";
#else
return;
#endif
} else
toconfigure = "specified";
printf("configure %s expansion (%s)\n", toconfigure, expansion);
gxioconflist[i].config();
}