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Allow console input to be disabled 

Added new CONFIG_DISABLE_CONSOLE define and GD_FLG_DISABLE_CONSOLE.

When CONFIG_DISABLE_CONSOLE is defined, setting
GD_FLG_DISABLE_CONSOLE disables all console input and output.

Signed-off-by: Mark Jackson <mpfj@mimc.co.uk>
utp
Mark Jackson 2008-08-25 19:21:30 +01:00 committed by Wolfgang Denk
parent 2b22d608f3
commit f5c3ba7978
13 changed files with 32 additions and 0 deletions
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20
common/console.c
View File

@ -162,6 +162,11 @@ void fprintf (int file, const char *fmt, ...)
int getc (void)
{
#ifdef CONFIG_DISABLE_CONSOLE
if (gd->flags & GD_FLG_DISABLE_CONSOLE)
return 0;
#endif
if (gd->flags & GD_FLG_DEVINIT) {
/* Get from the standard input */
return fgetc (stdin);
@ -173,6 +178,11 @@ int getc (void)
int tstc (void)
{
#ifdef CONFIG_DISABLE_CONSOLE
if (gd->flags & GD_FLG_DISABLE_CONSOLE)
return 0;
#endif
if (gd->flags & GD_FLG_DEVINIT) {
/* Test the standard input */
return ftstc (stdin);
@ -189,6 +199,11 @@ void putc (const char c)
return;
#endif
#ifdef CONFIG_DISABLE_CONSOLE
if (gd->flags & GD_FLG_DISABLE_CONSOLE)
return;
#endif
if (gd->flags & GD_FLG_DEVINIT) {
/* Send to the standard output */
fputc (stdout, c);
@ -205,6 +220,11 @@ void puts (const char *s)
return;
#endif
#ifdef CONFIG_DISABLE_CONSOLE
if (gd->flags & GD_FLG_DISABLE_CONSOLE)
return;
#endif
if (gd->flags & GD_FLG_DEVINIT) {
/* Send to the standard output */
fputs (stdout, s);

1
include/asm-arm/global_data.h
View File

@ -63,6 +63,7 @@ typedef struct global_data {
#define GD_FLG_POSTFAIL 0x00008 /* Critical POST test failed */
#define GD_FLG_POSTSTOP 0x00010 /* POST seqeunce aborted */
#define GD_FLG_LOGINIT 0x00020 /* Log Buffer has been initialized */
#define GD_FLG_DISABLE_CONSOLE 0x00040 /* Disable console (in & out) */
#define DECLARE_GLOBAL_DATA_PTR register volatile gd_t *gd asm ("r8")

1
include/asm-avr32/global_data.h
View File

@ -54,6 +54,7 @@ typedef struct global_data {
#define GD_FLG_POSTFAIL 0x00008 /* Critical POST test failed */
#define GD_FLG_POSTSTOP 0x00010 /* POST seqeunce aborted */
#define GD_FLG_LOGINIT 0x00020 /* Log Buf has been initialized */
#define GD_FLG_DISABLE_CONSOLE 0x00040 /* Disable console (in & out) */
#define DECLARE_GLOBAL_DATA_PTR register gd_t *gd asm("r5")

1
include/asm-blackfin/global_data.h
View File

@ -64,6 +64,7 @@ typedef struct global_data {
#define GD_FLG_POSTFAIL 0x00008 /* Critical POST test failed */
#define GD_FLG_POSTSTOP 0x00010 /* POST seqeunce aborted */
#define GD_FLG_LOGINIT 0x00020 /* Log Buf has been initialized */
#define GD_FLG_DISABLE_CONSOLE 0x00040 /* Disable console (in & out) */
#define DECLARE_GLOBAL_DATA_PTR register gd_t * volatile gd asm ("P5")

1
include/asm-i386/global_data.h
View File

@ -57,6 +57,7 @@ typedef struct {
#define GD_FLG_POSTFAIL 0x00008 /* Critical POST test failed */
#define GD_FLG_POSTSTOP 0x00010 /* POST seqeunce aborted */
#define GD_FLG_LOGINIT 0x00020 /* Log Buffer has been initialized */
#define GD_FLG_DISABLE_CONSOLE 0x00040 /* Disable console (in & out) */
extern gd_t *global_data;

1
include/asm-m68k/global_data.h
View File

@ -75,6 +75,7 @@ typedef struct global_data {
#define GD_FLG_POSTFAIL 0x00008 /* Critical POST test failed */
#define GD_FLG_POSTSTOP 0x00010 /* POST seqeunce aborted */
#define GD_FLG_LOGINIT 0x00020 /* Log Buffer has been initialized */
#define GD_FLG_DISABLE_CONSOLE 0x00040 /* Disable console (in & out) */
#if 0
extern gd_t *global_data;

1
include/asm-microblaze/global_data.h
View File

@ -55,6 +55,7 @@ typedef struct global_data {
#define GD_FLG_POSTFAIL 0x00008 /* Critical POST test failed */
#define GD_FLG_POSTSTOP 0x00010 /* POST seqeunce aborted */
#define GD_FLG_LOGINIT 0x00020 /* Log Buffer has been initialized */
#define GD_FLG_DISABLE_CONSOLE 0x00040 /* Disable console (in & out) */
#define DECLARE_GLOBAL_DATA_PTR register volatile gd_t *gd asm ("r31")

1
include/asm-mips/global_data.h
View File

@ -57,6 +57,7 @@ typedef struct global_data {
#define GD_FLG_POSTFAIL 0x00008 /* Critical POST test failed */
#define GD_FLG_POSTSTOP 0x00010 /* POST seqeunce aborted */
#define GD_FLG_LOGINIT 0x00020 /* Log Buf has been initialized */
#define GD_FLG_DISABLE_CONSOLE 0x00040 /* Disable console (in & out) */
#define DECLARE_GLOBAL_DATA_PTR register volatile gd_t *gd asm ("k0")

1
include/asm-nios/global_data.h
View File

@ -48,6 +48,7 @@ typedef struct global_data {
#define GD_FLG_POSTFAIL 0x00008 /* Critical POST test failed */
#define GD_FLG_POSTSTOP 0x00010 /* POST seqeunce aborted */
#define GD_FLG_LOGINIT 0x00020 /* Log Buffer has been initialized */
#define GD_FLG_DISABLE_CONSOLE 0x00040 /* Disable console (in & out) */
#define DECLARE_GLOBAL_DATA_PTR register gd_t *gd asm ("%g7")

1
include/asm-nios2/global_data.h
View File

@ -47,6 +47,7 @@ typedef struct global_data {
#define GD_FLG_POSTFAIL 0x00008 /* Critical POST test failed */
#define GD_FLG_POSTSTOP 0x00010 /* POST seqeunce aborted */
#define GD_FLG_LOGINIT 0x00020 /* Log Buffer has been initialized */
#define GD_FLG_DISABLE_CONSOLE 0x00040 /* Disable console (in & out) */
#define DECLARE_GLOBAL_DATA_PTR register gd_t *gd asm ("r15")

1
include/asm-ppc/global_data.h
View File

@ -180,6 +180,7 @@ typedef struct global_data {
#define GD_FLG_POSTFAIL 0x00008 /* Critical POST test failed */
#define GD_FLG_POSTSTOP 0x00010 /* POST seqeunce aborted */
#define GD_FLG_LOGINIT 0x00020 /* Log Buffer has been initialized */
#define GD_FLG_DISABLE_CONSOLE 0x00040 /* Disable console (in & out) */
#if 1
#define DECLARE_GLOBAL_DATA_PTR register volatile gd_t *gd asm ("r2")

1
include/asm-sh/global_data.h
View File

@ -47,6 +47,7 @@ typedef struct global_data
#define GD_FLG_POSTFAIL 0x00008 /* Critical POST test failed */
#define GD_FLG_POSTSTOP 0x00010 /* POST seqeunce aborted */
#define GD_FLG_LOGINIT 0x00020 /* Log Buffer has been initialized */
#define GD_FLG_DISABLE_CONSOLE 0x00040 /* Disable console (in & out) */
#define DECLARE_GLOBAL_DATA_PTR register gd_t *gd asm ("r13")

1
include/asm-sparc/global_data.h
View File

@ -82,6 +82,7 @@ typedef struct global_data {
#define GD_FLG_POSTFAIL 0x00008 /* Critical POST test failed */
#define GD_FLG_POSTSTOP 0x00010 /* POST seqeunce aborted */
#define GD_FLG_LOGINIT 0x00020 /* Log Buffer has been initialized */
#define GD_FLG_DISABLE_CONSOLE 0x00040 /* Disable console (in & out) */
#define DECLARE_GLOBAL_DATA_PTR register volatile gd_t *gd asm ("%g7")