summaryrefslogtreecommitdiff
path: root/board/a4m072
diff options
context:
space:
mode:
authorWolfgang Denk <wd@denx.de>2010-11-12 22:24:06 +0100
committerWolfgang Denk <wd@denx.de>2010-11-12 22:24:06 +0100
commitd963e84c92a63b4e6c4f2f80482a5ecbe9b24fe0 (patch)
tree07dd5889d73f4b66ad608815adcf6f2f953d9501 /board/a4m072
parent66fca016057b1c6b697552cc7220ebada9d4f82d (diff)
parent0c0892be0d93a5a892b93739c5eb3bf692fed4ff (diff)
downloadu-boot-imx-d963e84c92a63b4e6c4f2f80482a5ecbe9b24fe0.zip
u-boot-imx-d963e84c92a63b4e6c4f2f80482a5ecbe9b24fe0.tar.gz
u-boot-imx-d963e84c92a63b4e6c4f2f80482a5ecbe9b24fe0.tar.bz2
Merge branch 'master' of /home/wd/git/u-boot/master
Diffstat (limited to 'board/a4m072')
-rw-r--r--board/a4m072/a4m072.c62
1 files changed, 23 insertions, 39 deletions
diff --git a/board/a4m072/a4m072.c b/board/a4m072/a4m072.c
index ae7ccbb..09a5a51 100644
--- a/board/a4m072/a4m072.c
+++ b/board/a4m072/a4m072.c
@@ -270,8 +270,6 @@ static u8 display_buf[DISPLAY_BUF_SIZE];
static u8 display_putc_pos;
static u8 display_out_pos;
-static u8 display_dot_enable;
-
void display_set(int cmd) {
if (cmd & DISPLAY_CLEAR) {
@@ -281,12 +279,6 @@ void display_set(int cmd) {
if (cmd & DISPLAY_HOME) {
display_putc_pos = 0;
}
-
- if (cmd & DISPLAY_MARK) {
- display_dot_enable = 1;
- } else {
- display_dot_enable = 0;
- }
}
#define SEG_A (1<<0)
@@ -314,10 +306,12 @@ void display_set(int cmd) {
* A..Z index 10..35
* - index 36
* _ index 37
+ * . index 38
*/
#define SYMBOL_DASH (36)
#define SYMBOL_UNDERLINE (37)
+#define SYMBOL_DOT (38)
static u8 display_char2seg7_tbl[]=
{
@@ -337,28 +331,29 @@ static u8 display_char2seg7_tbl[]=
SEG_B | SEG_C | SEG_D | SEG_E | SEG_G, /* d */
SEG_A | SEG_D | SEG_E | SEG_F | SEG_G, /* E */
SEG_A | SEG_E | SEG_F | SEG_G, /* F */
- SEG_A | SEG_B | SEG_C | SEG_D | SEG_F | SEG_G, /* g */
+ 0, /* g - not displayed */
SEG_B | SEG_C | SEG_E | SEG_F | SEG_G, /* H */
- SEG_E | SEG_F, /* I */
- SEG_B | SEG_C | SEG_D | SEG_E, /* J */
- SEG_A, /* K - special 1 */
+ SEG_B | SEG_C, /* I */
+ 0, /* J - not displayed */
+ 0, /* K - not displayed */
SEG_D | SEG_E | SEG_F, /* L */
- SEG_B, /* m - special 2 */
- SEG_C | SEG_E | SEG_G, /* n */
- SEG_C | SEG_D | SEG_E | SEG_G, /* o */
+ 0, /* m - not displayed */
+ 0, /* n - not displayed */
+ SEG_A | SEG_B | SEG_C | SEG_D | SEG_E | SEG_F, /* O */
SEG_A | SEG_B | SEG_E | SEG_F | SEG_G, /* P */
- SEG_A | SEG_B | SEG_C | SEG_F | SEG_G, /* q */
- SEG_E | SEG_G, /* r */
+ 0, /* q - not displayed */
+ 0, /* r - not displayed */
SEG_A | SEG_C | SEG_D | SEG_F | SEG_G, /* S */
SEG_D | SEG_E | SEG_F | SEG_G, /* t */
SEG_B | SEG_C | SEG_D | SEG_E | SEG_F, /* U */
- SEG_C | SEG_D | SEG_E | SEG_F, /* V */
- SEG_C, /* w - special 3 */
- SEG_B | SEG_C | SEG_E | SEG_F | SEG_G, /* X */
+ 0, /* V - not displayed */
+ 0, /* w - not displayed */
+ 0, /* X - not displayed */
SEG_B | SEG_C | SEG_D | SEG_F | SEG_G, /* Y */
- SEG_A | SEG_B | SEG_D | SEG_E | SEG_G, /* Z */
+ 0, /* Z - not displayed */
SEG_G, /* - */
- SEG_D /* _ */
+ SEG_D, /* _ */
+ SEG_P /* . */
};
/* Convert char to the LED segments representation */
@@ -374,23 +369,20 @@ static u8 display_char2seg7(char c)
c -= 'A' - 10;
else if (c == '-')
c = SYMBOL_DASH;
- else if ((c == '_') || (c == '.'))
+ else if (c == '_')
c = SYMBOL_UNDERLINE;
+ else if (c == '.')
+ c = SYMBOL_DOT;
else
c = ' '; /* display unsupported symbols as space */
if (c != ' ')
val = display_char2seg7_tbl[(int)c];
- /* Handle DP LED here */
- if (display_dot_enable) {
- val |= SEG_P;
- }
-
return val;
}
-static inline int display_putc_nomark(char c)
+int display_putc(char c)
{
if (display_putc_pos >= DISPLAY_BUF_SIZE)
return -1;
@@ -403,13 +395,6 @@ static inline int display_putc_nomark(char c)
return c;
}
-int display_putc(char c)
-{
- /* Mark the codes from the "display" command with the DP LED */
- display_set(DISPLAY_MARK);
- return display_putc_nomark(c);
-}
-
/*
* Flush current symbol to the LED display hardware
*/
@@ -493,9 +478,8 @@ void show_boot_progress(int status)
if (a4m072_status2code(status, buf) < 0)
return;
- display_set(0); /* Clear DP Led */
- display_putc_nomark(buf[0]);
- display_putc_nomark(buf[1]);
+ display_putc(buf[0]);
+ display_putc(buf[1]);
display_set(DISPLAY_HOME);
display_out_pos = 0; /* reset output position */