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

* Patch by Christian Geiinger, 19 May 2002:
  On TRAB: wait until the dummy byte has been completely sent
This commit is contained in:
wdenk 2003-05-20 20:49:01 +00:00
parent 7f70e85309
commit 82226bf4d2
5 changed files with 40 additions and 35 deletions
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5
CHANGELOG
View File

@ -2,6 +2,11 @@
Changes since U-Boot 0.3.1:
======================================================================
* Add support for arbitrary bitmaps for TRAB's VFD command
* Patch by Christian Geißinger, 19 May 2002:
On TRAB: wait until the dummy byte has been completely sent
* Patch by David Updegraff, 22 Apr 2003:
update for CrayL1 board

5
board/trab/trab.c
View File

@ -33,7 +33,7 @@
#ifdef CFG_BRIGHTNESS
static void spi_init(void);
static void wait_transmit_done(void);
static void tsc2000_write(unsigned int page, unsigned int reg,
static void tsc2000_write(unsigned int page, unsigned int reg,
unsigned int data);
static void tsc2000_set_brightness(void);
#endif
@ -328,6 +328,7 @@ static void spi_init(void)
for (i = 0; i < 10; i++) {
rSPTDAT = 0xFF;
}
wait_transmit_done();
}
static void wait_transmit_done(void)
@ -335,7 +336,7 @@ static void wait_transmit_done(void)
while (!(rSPSTA & 0x01)); /* wait until transfer is done */
}
static void tsc2000_write(unsigned int page, unsigned int reg,
static void tsc2000_write(unsigned int page, unsigned int reg,
unsigned int data)
{
unsigned int command;

37
common/cmd_vfd.c
View File

@ -36,11 +36,10 @@
#include <command.h>
#if (CONFIG_COMMANDS & CFG_CMD_VFD)
#ifdef VFD_TEST_LOGO
#include <vfd_logo.h>
#define VFD_TEST_LOGO_BMPNR 0
#define VFD_REMOTE_LOGO_BMPNR 1
#endif
extern int transfer_pic(unsigned char, unsigned char *, int, int);
@ -55,9 +54,15 @@ int do_vfd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
return 1;
}
bitmap = simple_strtoul(argv[1], NULL, 10);
if (argv[1][0] == '#') { /* select bitmap by number */
bitmap = simple_strtoul(argv[1]+1, NULL, 10);
return (trab_vfd(bitmap));
}
return (trab_vfd(bitmap));
/* display bitmap at given address */
bitmap = simple_strtoul(argv[1], NULL, 16);
transfer_pic(1, (uchar *)bitmap, VFD_LOGO_HEIGHT, VFD_LOGO_WIDTH);
return 0;
}
#endif /* CFG_CMD_VFD */
@ -65,19 +70,17 @@ int do_vfd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
int trab_vfd (ulong bitmap)
{
switch (bitmap) {
#ifdef VFD_TEST_LOGO
case VFD_TEST_LOGO_BMPNR:
transfer_pic(1, &vfd_test_logo_bitmap[0],
VFD_TEST_LOGO_HEIGHT, VFD_TEST_LOGO_WIDTH);
return 0;
case VFD_REMOTE_LOGO_BMPNR:
transfer_pic(1, &vfd_remote_logo_bitmap[0],
VFD_REMOTE_LOGO_HEIGHT, VFD_REMOTE_LOGO_WIDTH);
return 0;
#endif
default:
printf("Unknown bitmap %ld\n", bitmap);
return 1;
case VFD_TEST_LOGO_BMPNR:
transfer_pic(1, &vfd_test_logo_bitmap[0],
VFD_LOGO_HEIGHT, VFD_LOGO_WIDTH);
return 0;
case VFD_REMOTE_LOGO_BMPNR:
transfer_pic(1, &vfd_remote_logo_bitmap[0],
VFD_LOGO_HEIGHT, VFD_LOGO_WIDTH);
return 0;
default:
printf("Unknown bitmap %ld\n", bitmap);
return 1;
}
/* NOTREACHED */
}

8
include/cmd_vfd.h
View File

@ -29,10 +29,12 @@
#if (CONFIG_COMMANDS & CFG_CMD_VFD)
#define CMD_TBL_VFD MK_CMD_TBL_ENTRY( \
"vfd", 3, 2, 0, do_vfd, \
"vfd", 3, 2, 0, do_vfd, \
"vfd - load a bitmap to the VFDs on TRAB\n", \
"N\n" \
" - load bitmap N to the VFDs (N is _decimal_ !!!)\n"\
"#N\n" \
" - load bitmap no. N to the VFDs (N is _decimal_ !!!)\n" \
"vfd addr\n" \
" - load bitmap at address _addr_ to the VFDs\n" \
),
/* Implemented in common/cmd_misc.c */

20
include/vfd_logo.h
View File

@ -6,13 +6,13 @@
*/
#ifndef __VFD_TEST_LOGO_H__
#define __VFD_TEST_LOGO_H__
#ifndef __VFD_LOGO_H__
#define __VFD_LOGO_H__
#define VFD_TEST_LOGO_WIDTH 112
#define VFD_TEST_LOGO_HEIGHT 72
#define VFD_TEST_LOGO_COLORS 0
#define VFD_TEST_LOGO_OFFSET 0
#define VFD_LOGO_WIDTH 112
#define VFD_LOGO_HEIGHT 72
#define VFD_LOGO_COLORS 0
#define VFD_LOGO_OFFSET 0
unsigned char vfd_test_logo_bitmap[] = {
@ -522,12 +522,6 @@ unsigned char vfd_test_logo_bitmap[] = {
0xFF, 0xFF, 0xFF, 0xFF, 0xFD, 0xDD, 0xDD, 0xDD,
};
#define VFD_REMOTE_LOGO_WIDTH 112
#define VFD_REMOTE_LOGO_HEIGHT 72
#define VFD_REMOTE_LOGO_COLORS 0
#define VFD_REMOTE_LOGO_OFFSET 0
unsigned char vfd_remote_logo_bitmap[] = {
0x99, 0x99, 0x99, 0x9F, 0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
@ -1035,4 +1029,4 @@ unsigned char vfd_remote_logo_bitmap[] = {
0xFF, 0xFF, 0xFF, 0xFF, 0xF9, 0x99, 0x99, 0x99,
};
#endif /* __VFD_TEST_LOGO_H__ */
#endif /* __VFD_LOGO_H__ */