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Add support for arbitrary bitmaps for TRAB's VFD command;

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allow to pass boot bitmap addresses in environment variables;
allow for zero boot delay
This commit is contained in:
wdenk 2003-05-21 20:26:20 +00:00
parent 82226bf4d2
commit c8c3a8be2d
4 changed files with 27 additions and 11 deletions
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4
CHANGELOG
View file

@ -2,7 +2,9 @@
Changes since U-Boot 0.3.1:
======================================================================
* Add support for arbitrary bitmaps for TRAB's VFD command
* Add support for arbitrary bitmaps for TRAB's VFD command;
allow to pass boot bitmap addresses in environment variables;
allow for zero boot delay
* Patch by Christian Geißinger, 19 May 2002:
On TRAB: wait until the dummy byte has been completely sent

7
board/trab/vfd.c
View file

@ -346,9 +346,10 @@ void transfer_pic(int display, unsigned char *adr, int height, int width)
}
}
}
display++;
if (display > 3)
display = 0;
if (display > 0)
display--;
else
display = 3;
}
}

26
common/cmd_vfd.c
View file

@ -61,7 +61,7 @@ int do_vfd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
/* display bitmap at given address */
bitmap = simple_strtoul(argv[1], NULL, 16);
transfer_pic(1, (uchar *)bitmap, VFD_LOGO_HEIGHT, VFD_LOGO_WIDTH);
transfer_pic(3, (uchar *)bitmap, VFD_LOGO_HEIGHT, VFD_LOGO_WIDTH);
return 0;
}
#endif /* CFG_CMD_VFD */
@ -69,19 +69,31 @@ int do_vfd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
#ifdef CONFIG_VFD
int trab_vfd (ulong bitmap)
{
uchar *addr;
char *s;
switch (bitmap) {
case VFD_TEST_LOGO_BMPNR:
transfer_pic(1, &vfd_test_logo_bitmap[0],
VFD_LOGO_HEIGHT, VFD_LOGO_WIDTH);
return 0;
if ((s = getenv ("bitmap0")) != NULL) {
addr = (uchar *)simple_strtoul (s, NULL, 16);
} else {
addr = &vfd_test_logo_bitmap[0];
}
break;
case VFD_REMOTE_LOGO_BMPNR:
transfer_pic(1, &vfd_remote_logo_bitmap[0],
transfer_pic(3, &vfd_remote_logo_bitmap[0],
VFD_LOGO_HEIGHT, VFD_LOGO_WIDTH);
return 0;
if ((s = getenv ("bitmap1")) != NULL) {
addr = (uchar *)simple_strtoul (s, NULL, 16);
} else {
addr = &vfd_remote_logo_bitmap[0];
}
break;
default:
printf("Unknown bitmap %ld\n", bitmap);
return 1;
}
/* NOTREACHED */
transfer_pic(3, addr, VFD_LOGO_HEIGHT, VFD_LOGO_WIDTH);
return 0;
}
#endif /* CONFIG_VFD */

1
include/configs/trab.h
View file

@ -118,6 +118,7 @@
#include <cmd_confdefs.h>
#define CONFIG_BOOTDELAY 5
#define CONFIG_ZERO_BOOTDELAY_CHECK /* allow to break in always */
#define CONFIG_PREBOOT "echo;echo *** booting ***;echo"
#define CONFIG_BOOTARGS "console=ttyS0"
#define CONFIG_NETMASK 255.255.0.0