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author | David S. Miller <davem@davemloft.net> | 2008-10-31 00:17:34 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2008-10-31 00:17:34 -0700 |
commit | a1744d3bee19d3b9cbfb825ab316a101b9c9f109 (patch) | |
tree | c0e2324c09beca0eb5782eb5abf241ea2b7a4a11 /arch/mips/emma/markeins/led.c | |
parent | 275f165fa970174f8a98205529750e8abb6c0a33 (diff) | |
parent | a432226614c5616e3cfd211e0acffa0acfb4770c (diff) | |
download | linux-a1744d3bee19d3b9cbfb825ab316a101b9c9f109.tar.bz2 |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
drivers/net/wireless/p54/p54common.c
Diffstat (limited to 'arch/mips/emma/markeins/led.c')
-rw-r--r-- | arch/mips/emma/markeins/led.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/arch/mips/emma/markeins/led.c b/arch/mips/emma/markeins/led.c new file mode 100644 index 000000000000..377a181b6561 --- /dev/null +++ b/arch/mips/emma/markeins/led.c @@ -0,0 +1,60 @@ +/* + * arch/mips/emma2rh/markeins/led.c + * This file defines the led display for Mark-eins. + * + * Copyright (C) NEC Electronics Corporation 2004-2006 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/string.h> +#include <asm/emma/emma2rh.h> + +const unsigned long clear = 0x20202020; + +#define LED_BASE 0xb1400038 + +void markeins_led_clear(void) +{ + emma2rh_out32(LED_BASE, clear); + emma2rh_out32(LED_BASE + 4, clear); +} + +void markeins_led(const char *str) +{ + int i; + int len = strlen(str); + + markeins_led_clear(); + if (len > 8) + len = 8; + + if (emma2rh_in32(0xb0000800) & (0x1 << 18)) + for (i = 0; i < len; i++) + emma2rh_out8(LED_BASE + i, str[i]); + else + for (i = 0; i < len; i++) + emma2rh_out8(LED_BASE + (i & 4) + (3 - (i & 3)), + str[i]); +} + +void markeins_led_hex(u32 val) +{ + char str[10]; + + sprintf(str, "%08x", val); + markeins_led(str); +} |