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-rw-r--r--cpu/arm920t/interrupts.c21
-rw-r--r--cpu/arm920t/serial.c98
-rw-r--r--cpu/arm920t/speed.c13
-rw-r--r--cpu/mpc5xx/Makefile2
-rw-r--r--cpu/mpc5xx/status_led.c161
-rw-r--r--cpu/mpc8260/Makefile2
-rw-r--r--cpu/mpc8260/ether_scc.c2
-rw-r--r--cpu/mpc8260/start.S13
-rw-r--r--cpu/mpc8260/status_led.c160
-rw-r--r--cpu/mpc8xx/Makefile2
-rw-r--r--cpu/mpc8xx/status_led.c168
11 files changed, 76 insertions, 566 deletions
diff --git a/cpu/arm920t/interrupts.c b/cpu/arm920t/interrupts.c
index 195fb01..dd944fb 100644
--- a/cpu/arm920t/interrupts.c
+++ b/cpu/arm920t/interrupts.c
@@ -43,7 +43,12 @@ extern void reset_cpu(ulong addr);
int timer_load_val = 0;
/* macro to read the 16 bit timer */
-#define READ_TIMER (rTCNTO4 & 0xffff)
+static inline ulong READ_TIMER(void)
+{
+ S3C24X0_TIMERS * const timers = S3C24X0_GetBase_TIMERS();
+
+ return (timers->TCNTO4 & 0xffff);
+}
#ifdef CONFIG_USE_IRQ
/* enable IRQ interrupts */
@@ -184,9 +189,11 @@ static ulong lastdec;
int interrupt_init (void)
{
+ S3C24X0_TIMERS * const timers = S3C24X0_GetBase_TIMERS();
+
/* use PWM Timer 4 because it has no output */
/* prescaler for Timer 4 is 16 */
- rTCFG0 = 0x0f00;
+ timers->TCFG0 = 0x0f00;
if (timer_load_val == 0)
{
/*
@@ -197,11 +204,11 @@ int interrupt_init (void)
timer_load_val = get_PCLK()/(2 * 16 * 100);
}
/* load value for 10 ms timeout */
- lastdec = rTCNTB4 = timer_load_val;
+ lastdec = timers->TCNTB4 = timer_load_val;
/* auto load, manual update of Timer 4 */
- rTCON = (rTCON & ~0x0700000) | 0x600000;
+ timers->TCON = (timers->TCON & ~0x0700000) | 0x600000;
/* auto load, start Timer 4 */
- rTCON = (rTCON & ~0x0700000) | 0x500000;
+ timers->TCON = (timers->TCON & ~0x0700000) | 0x500000;
timestamp = 0;
return (0);
@@ -243,13 +250,13 @@ void udelay (unsigned long usec)
void reset_timer_masked (void)
{
/* reset time */
- lastdec = READ_TIMER;
+ lastdec = READ_TIMER();
timestamp = 0;
}
ulong get_timer_masked (void)
{
- ulong now = READ_TIMER;
+ ulong now = READ_TIMER();
if (lastdec >= now) {
/* normal mode */
diff --git a/cpu/arm920t/serial.c b/cpu/arm920t/serial.c
index c32e73b..10cfade 100644
--- a/cpu/arm920t/serial.c
+++ b/cpu/arm920t/serial.c
@@ -25,57 +25,51 @@
#include <s3c2410.h>
#endif
+#ifdef CONFIG_SERIAL1
+#define UART_NR S3C24X0_UART0
+
+#elif CONFIG_SERIAL2
+# if defined(CONFIG_TRAB)
+# #error "TRAB supports only CONFIG_SERIAL1"
+# endif
+#define UART_NR S3C24X0_UART1
+
+#elif CONFIG_SERIAL3
+# if defined(CONFIG_TRAB)
+# #error "TRAB supports only CONFIG_SERIAL1"
+# endif
+#define UART_NR S3C24X0_UART2
+
+#else
+#error "Bad: you didn't configure serial ..."
+#endif
void serial_setbrg (void)
{
DECLARE_GLOBAL_DATA_PTR;
-
+ S3C24X0_UART * const uart = S3C24X0_GetBase_UART(UART_NR);
int i;
unsigned int reg = 0;
/* value is calculated so : (int)(PCLK/16./baudrate) -1 */
reg = get_PCLK() / (16 * gd->baudrate) - 1;
-#ifdef CONFIG_SERIAL1
/* FIFO enable, Tx/Rx FIFO clear */
- rUFCON0 = 0x07;
- rUMCON0 = 0x0;
+ uart->UFCON = 0x07;
+ uart->UMCON = 0x0;
/* Normal,No parity,1 stop,8 bit */
- rULCON0 = 0x3;
+ uart->ULCON = 0x3;
/*
* tx=level,rx=edge,disable timeout int.,enable rx error int.,
* normal,interrupt or polling
*/
- rUCON0 = 0x245;
- rUBRDIV0 = reg;
+ uart->UCON = 0x245;
+ uart->UBRDIV = reg;
#ifdef CONFIG_HWFLOW
- rUMCON0 = 0x1; /* RTS up */
+ uart->UMCON = 0x1; /* RTS up */
#endif
for (i = 0; i < 100; i++);
-#elif CONFIG_SERIAL2
-# if defined(CONFIG_TRAB)
-# #error "TRAB supports only CONFIG_SERIAL1"
-# endif
- /* FIFO enable, Tx/Rx FIFO clear */
- rUFCON1 = 0x06;
- rUMCON1 = 0x0;
- /* Normal,No parity,1 stop,8 bit */
- rULCON1 = 0x3;
- /*
- * tx=level,rx=edge,disable timeout int.,enable rx error int.,
- * normal,interrupt or polling
- */
- rUCON1 = 0x245;
- rUBRDIV1 = reg;
-
-#ifdef CONFIG_HWFLOW
- rUMCON1 = 0x1; /* RTS up */
-#endif
- for (i = 0; i < 100; i++);
-#else
-#error "Bad: you didn't configure serial ..."
-#endif
}
/*
@@ -97,15 +91,12 @@ int serial_init (void)
*/
int serial_getc (void)
{
-#ifdef CONFIG_SERIAL1
- while (!(rUTRSTAT0 & 0x1));
+ S3C24X0_UART * const uart = S3C24X0_GetBase_UART(UART_NR);
+
+ /* wait for character to arrive */
+ while (!(uart->UTRSTAT & 0x1));
- return rURXH0 & 0xff;
-#elif CONFIG_SERIAL2
- while (!(rUTRSTAT1 & 0x1));
-
- return rURXH1 & 0xff;
-#endif
+ return uart->URXH & 0xff;
}
#ifdef CONFIG_HWFLOW
@@ -146,33 +137,22 @@ void enable_putc(void)
*/
void serial_putc (const char c)
{
+ S3C24X0_UART * const uart = S3C24X0_GetBase_UART(UART_NR);
#ifdef CONFIG_MODEM_SUPPORT
if (be_quiet)
return;
#endif
-#ifdef CONFIG_SERIAL1
- /* wait for room in the tx FIFO on SERIAL1 */
- while (!(rUTRSTAT0 & 0x2));
+ /* wait for room in the tx FIFO */
+ while (!(uart->UTRSTAT & 0x2));
#ifdef CONFIG_HWFLOW
/* Wait for CTS up */
- while(hwflow && !(rUMSTAT0 & 0x1))
+ while(hwflow && !(uart->UMSTAT & 0x1))
;
#endif
- rUTXH0 = c;
-#elif CONFIG_SERIAL2
- /* wait for room in the tx FIFO on SERIAL2 */
- while (!(rUTRSTAT1 & 0x2));
-
-#ifdef CONFIG_HWFLOW
- /* Wait for CTS up */
- while(hwflow && !(rUMSTAT1 & 0x1))
- ;
-#endif
- rUTXH1 = c;
-#endif
+ uart->UTXH = c;
/* If \n, also do \r */
if (c == '\n')
@@ -184,11 +164,9 @@ void serial_putc (const char c)
*/
int serial_tstc (void)
{
-#ifdef CONFIG_SERIAL1
- return rUTRSTAT0 & 0x1;
-#elif CONFIG_SERIAL2
- return rUTRSTAT1 & 0x1;
-#endif
+ S3C24X0_UART * const uart = S3C24X0_GetBase_UART(UART_NR);
+
+ return uart->UTRSTAT & 0x1;
}
void
diff --git a/cpu/arm920t/speed.c b/cpu/arm920t/speed.c
index 4942727..1f43543 100644
--- a/cpu/arm920t/speed.c
+++ b/cpu/arm920t/speed.c
@@ -51,12 +51,13 @@
static ulong get_PLLCLK(int pllreg)
{
+ S3C24X0_CLOCK_POWER * const clk_power = S3C24X0_GetBase_CLOCK_POWER();
ulong r, m, p, s;
if (pllreg == MPLL)
- r = rMPLLCON;
+ r = clk_power->MPLLCON;
else if (pllreg == UPLL)
- r = rUPLLCON;
+ r = clk_power->UPLLCON;
else
hang();
@@ -76,17 +77,17 @@ ulong get_FCLK(void)
/* return HCLK frequency */
ulong get_HCLK(void)
{
- ulong clkdiv = rCLKDIVN;
+ S3C24X0_CLOCK_POWER * const clk_power = S3C24X0_GetBase_CLOCK_POWER();
- return((clkdiv & 0x2) ? get_FCLK()/2 : get_FCLK());
+ return((clk_power->CLKDIVN & 0x2) ? get_FCLK()/2 : get_FCLK());
}
/* return PCLK frequency */
ulong get_PCLK(void)
{
- ulong clkdiv = rCLKDIVN;
+ S3C24X0_CLOCK_POWER * const clk_power = S3C24X0_GetBase_CLOCK_POWER();
- return((clkdiv & 0x1) ? get_HCLK()/2 : get_HCLK());
+ return((clk_power->CLKDIVN & 0x1) ? get_HCLK()/2 : get_HCLK());
}
/* return UCLK frequency */
diff --git a/cpu/mpc5xx/Makefile b/cpu/mpc5xx/Makefile
index a1e0421..c05b394 100644
--- a/cpu/mpc5xx/Makefile
+++ b/cpu/mpc5xx/Makefile
@@ -35,7 +35,7 @@ include $(TOPDIR)/config.mk
LIB = lib$(CPU).a
START = start.S
-OBJS = serial.o cpu.o cpu_init.o interrupts.o traps.o speed.o status_led.o
+OBJS = serial.o cpu.o cpu_init.o interrupts.o traps.o speed.o
all: .depend $(START) $(LIB)
diff --git a/cpu/mpc5xx/status_led.c b/cpu/mpc5xx/status_led.c
deleted file mode 100644
index f15bbe8..0000000
--- a/cpu/mpc5xx/status_led.c
+++ /dev/null
@@ -1,161 +0,0 @@
-/*
- * (C) Copyright 2000-2002 Wolfgang Denk, DENX Software Engineering, wd@denx.de
- * (C) Copyright 2003 Martin Winistoerfer, martinwinistoerfer@gmx.ch.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * 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
- */
-
-/*
- * File: status_led.c
- *
- * Discription: Blink a board led to show boot progress. Led's
- * are connected via the MIOS module.
- */
-
-#include <common.h>
-#include <mpc5xx.h>
-#include <status_led.h>
-
-#ifdef CONFIG_STATUS_LED
-
-typedef struct {
- ulong mask;
- int state;
- int period;
- int cnt;
-} led_dev_t;
-
-led_dev_t led_dev[] = {
- { STATUS_LED_BIT,
- STATUS_LED_STATE,
- STATUS_LED_PERIOD,
- 0,
- },
-#if defined(STATUS_LED_BIT1)
- { STATUS_LED_BIT1,
- STATUS_LED_STATE1,
- STATUS_LED_PERIOD1,
- 0,
- },
-#endif
-#if defined(STATUS_LED_BIT2)
- { STATUS_LED_BIT2,
- STATUS_LED_STATE2,
- STATUS_LED_PERIOD2,
- 0,
- },
-#endif
-#if defined(STATUS_LED_BIT3)
- { STATUS_LED_BIT3,
- STATUS_LED_STATE3,
- STATUS_LED_PERIOD3,
- 0,
- },
-#endif
-};
-
-#define MAX_LED_DEV (sizeof(led_dev)/sizeof(led_dev_t))
-
-static int status_led_init_done = 0;
-
-static void status_led_init (void)
-{
- volatile immap_t *immr = (immap_t *)CFG_IMMR;
- int i;
-
- for (i=0; i<MAX_LED_DEV; ++i) {
- led_dev_t *ld = &led_dev[i];
-
- immr->STATUS_LED_DIR = STATUS_LED_BIT;
-
-#if (STATUS_LED_ACTIVE == 0)
- if (ld->state == STATUS_LED_ON)
- immr->STATUS_LED_DAT &= ~(ld->mask);
- else
- immr->STATUS_LED_DAT |= ld->mask ;
-#else
- if (ld->state == STATUS_LED_ON)
- immr->STATUS_LED_DAT |= ld->mask ;
- else
- immr->STATUS_LED_DAT &= ~(ld->mask);
-#endif
- }
-
- status_led_init_done = 1;
-}
-
-void status_led_tick (ulong timestamp)
-{
- volatile immap_t *immr = (immap_t *)CFG_IMMR;
- int i;
-
- if (!status_led_init_done)
- status_led_init();
-
- for (i=0; i<MAX_LED_DEV; ++i) {
- led_dev_t *ld = &led_dev[i];
-
- if (ld->state != STATUS_LED_BLINKING)
- continue;
-
- if (++(ld->cnt) >= ld->period) {
- immr->STATUS_LED_DAT ^= ld->mask;
- ld->cnt -= ld->period;
- }
- }
-}
-
-void status_led_set (int led, int state)
-{
- volatile immap_t *immr = (immap_t *)CFG_IMMR;
- led_dev_t *ld;
-
- if (led < 0 || led >= MAX_LED_DEV)
- return;
-
- if (!status_led_init_done)
- status_led_init();
-
- ld = &led_dev[led];
-
- switch (state) {
- default:
- return;
- case STATUS_LED_BLINKING:
- ld->cnt = 0; /* always start with full period */
- /* fall through */ /* always start with LED _ON_ */
- case STATUS_LED_ON:
-#if (STATUS_LED_ACTIVE == 0)
- immr->STATUS_LED_DAT &= ~(ld->mask);
-#else
- immr->STATUS_LED_DAT |= ld->mask ;
-#endif
- break;
- case STATUS_LED_OFF:
-#if (STATUS_LED_ACTIVE == 0)
- immr->STATUS_LED_DAT |= ld->mask ;
-#else
- immr->STATUS_LED_DAT &= ~(ld->mask);
-#endif
- break;
- }
- ld->state = state;
-}
-
-#endif /* CONFIG_STATUS_LED */
diff --git a/cpu/mpc8260/Makefile b/cpu/mpc8260/Makefile
index 81f74ec..b4c269f 100644
--- a/cpu/mpc8260/Makefile
+++ b/cpu/mpc8260/Makefile
@@ -28,7 +28,7 @@ LIB = lib$(CPU).a
START = start.o kgdb.o
OBJS = traps.o serial_smc.o serial_scc.o cpu.o cpu_init.o speed.o \
interrupts.o ether_scc.o ether_fcc.o i2c.o commproc.o \
- bedbug_603e.o status_led.o pci.o spi.o
+ bedbug_603e.o pci.o spi.o
all: .depend $(START) $(LIB)
diff --git a/cpu/mpc8260/ether_scc.c b/cpu/mpc8260/ether_scc.c
index ff164fe..8b6af31 100644
--- a/cpu/mpc8260/ether_scc.c
+++ b/cpu/mpc8260/ether_scc.c
@@ -333,7 +333,7 @@ int eth_init(bd_t *bis)
immr->im_scc[CONFIG_ETHER_INDEX-1].scc_gsmrl |= (SCC_GSMRL_ENR |
SCC_GSMRL_ENT);
- return 1;
+ return 0;
}
diff --git a/cpu/mpc8260/start.S b/cpu/mpc8260/start.S
index 0e6b963..2070ecc 100644
--- a/cpu/mpc8260/start.S
+++ b/cpu/mpc8260/start.S
@@ -161,6 +161,7 @@ _hrcw_table:
.globl _start
_start:
li r21, BOOTFLAG_COLD /* Normal Power-On: Boot from FLASH*/
+ nop
b boot_cold
. = EXC_OFF_SYS_RESET + 0x10
@@ -171,6 +172,18 @@ _start_warm:
b boot_warm
boot_cold:
+#if defined(CONFIG_MPC8260ADS)
+ lis r3, CFG_DEFAULT_IMMR@h
+ nop
+ lwz r4, 0(r3)
+ nop
+ rlwinm r4, r4, 0, 8, 5
+ nop
+ oris r4, r4, 0x0200
+ nop
+ stw r4, 0(r3)
+ nop
+#endif /* CONFIG_MPC8260ADS */
boot_warm:
mfmsr r5 /* save msr contents */
diff --git a/cpu/mpc8260/status_led.c b/cpu/mpc8260/status_led.c
deleted file mode 100644
index 0174e39..0000000
--- a/cpu/mpc8260/status_led.c
+++ /dev/null
@@ -1,160 +0,0 @@
-/*
- * (C) Copyright 2000
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * 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 <common.h>
-#include <status_led.h>
-
-/*
- * The purpose of this code is to signal the operational status of a
- * target which usually boots over the network; while running in
- * PCBoot, a status LED is blinking. As soon as a valid BOOTP reply
- * message has been received, the LED is turned off. The Linux
- * kernel, once it is running, will start blinking the LED again,
- * with another frequency.
- */
-
-/* ------------------------------------------------------------------------- */
-
-#ifdef CONFIG_STATUS_LED
-
-typedef struct {
- ulong mask;
- int state;
- int period;
- int cnt;
-} led_dev_t;
-
-led_dev_t led_dev[] = {
- { STATUS_LED_BIT,
- STATUS_LED_STATE,
- STATUS_LED_PERIOD,
- 0,
- },
-#if defined(STATUS_LED_BIT1)
- { STATUS_LED_BIT1,
- STATUS_LED_STATE1,
- STATUS_LED_PERIOD1,
- 0,
- },
-#endif
-#if defined(STATUS_LED_BIT2)
- { STATUS_LED_BIT2,
- STATUS_LED_STATE2,
- STATUS_LED_PERIOD2,
- 0,
- },
-#endif
-};
-
-#define MAX_LED_DEV (sizeof(led_dev)/sizeof(led_dev_t))
-
-static int status_led_init_done = 0;
-
-static void status_led_init (void)
-{
- volatile immap_t *immr = (immap_t *)CFG_IMMR;
- int i;
-
- for (i=0; i<MAX_LED_DEV; ++i) {
- led_dev_t *ld = &led_dev[i];
-
- immr->STATUS_LED_PAR &= ~(ld->mask);
-#ifdef STATUS_LED_ODR
- immr->STATUS_LED_ODR &= ~(ld->mask);
-#endif
-#if (STATUS_LED_ACTIVE == 0)
- if (ld->state == STATUS_LED_ON)
- immr->STATUS_LED_DAT &= ~(ld->mask);
- else
- immr->STATUS_LED_DAT |= ld->mask ;
-#else
- if (ld->state == STATUS_LED_ON)
- immr->STATUS_LED_DAT |= ld->mask ;
- else
- immr->STATUS_LED_DAT &= ~(ld->mask);
-#endif
- immr->STATUS_LED_DIR |= ld->mask ;
- }
-
- status_led_init_done = 1;
-}
-
-void status_led_tick (ulong timestamp)
-{
- volatile immap_t *immr = (immap_t *)CFG_IMMR;
- int i;
-
- if (!status_led_init_done)
- status_led_init();
-
- for (i=0; i<MAX_LED_DEV; ++i) {
- led_dev_t *ld = &led_dev[i];
-
- if (ld->state != STATUS_LED_BLINKING)
- continue;
-
- if (++(ld->cnt) >= ld->period) {
- immr->STATUS_LED_DAT ^= ld->mask;
- ld->cnt -= ld->period;
- }
- }
-}
-
-void status_led_set (int led, int state)
-{
- volatile immap_t *immr = (immap_t *)CFG_IMMR;
- led_dev_t *ld;
-
- if (led < 0 || led >= MAX_LED_DEV)
- return;
-
- if (!status_led_init_done)
- status_led_init();
-
- ld = &led_dev[led];
-
- switch (state) {
- default:
- return;
- case STATUS_LED_BLINKING:
- ld->cnt = 0; /* always start with full period */
- /* fall through */ /* always start with LED _ON_ */
- case STATUS_LED_ON:
-#if (STATUS_LED_ACTIVE == 0)
- immr->STATUS_LED_DAT &= ~(ld->mask);
-#else
- immr->STATUS_LED_DAT |= ld->mask ;
-#endif
- break;
- case STATUS_LED_OFF:
-#if (STATUS_LED_ACTIVE == 0)
- immr->STATUS_LED_DAT |= ld->mask ;
-#else
- immr->STATUS_LED_DAT &= ~(ld->mask);
-#endif
- break;
- }
- ld->state = state;
-}
-
-#endif /* CONFIG_STATUS_LED */
diff --git a/cpu/mpc8xx/Makefile b/cpu/mpc8xx/Makefile
index 8b05721..e8c93cc 100644
--- a/cpu/mpc8xx/Makefile
+++ b/cpu/mpc8xx/Makefile
@@ -30,7 +30,7 @@ LIB = lib$(CPU).a
START = start.o kgdb.o
OBJS = bedbug_860.o commproc.o cpu.o cpu_init.o \
fec.o i2c.o interrupts.o lcd.o scc.o \
- serial.o speed.o spi.o status_led.o\
+ serial.o speed.o spi.o \
traps.o upatch.o video.o
all: .depend $(START) $(LIB)
diff --git a/cpu/mpc8xx/status_led.c b/cpu/mpc8xx/status_led.c
deleted file mode 100644
index d8aaeec..0000000
--- a/cpu/mpc8xx/status_led.c
+++ /dev/null
@@ -1,168 +0,0 @@
-/*
- * (C) Copyright 2000
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * 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 <common.h>
-#include <mpc8xx.h>
-#include <status_led.h>
-
-/*
- * The purpose of this code is to signal the operational status of a
- * target which usually boots over the network; while running in
- * PCBoot, a status LED is blinking. As soon as a valid BOOTP reply
- * message has been received, the LED is turned off. The Linux
- * kernel, once it is running, will start blinking the LED again,
- * with another frequency.
- */
-
-/* ------------------------------------------------------------------------- */
-
-#ifdef CONFIG_STATUS_LED
-
-typedef struct {
- ulong mask;
- int state;
- int period;
- int cnt;
-} led_dev_t;
-
-led_dev_t led_dev[] = {
- { STATUS_LED_BIT,
- STATUS_LED_STATE,
- STATUS_LED_PERIOD,
- 0,
- },
-#if defined(STATUS_LED_BIT1)
- { STATUS_LED_BIT1,
- STATUS_LED_STATE1,
- STATUS_LED_PERIOD1,
- 0,
- },
-#endif
-#if defined(STATUS_LED_BIT2)
- { STATUS_LED_BIT2,
- STATUS_LED_STATE2,
- STATUS_LED_PERIOD2,
- 0,
- },
-#endif
-#if defined(STATUS_LED_BIT3)
- { STATUS_LED_BIT3,
- STATUS_LED_STATE3,
- STATUS_LED_PERIOD3,
- 0,
- },
-#endif
-};
-
-#define MAX_LED_DEV (sizeof(led_dev)/sizeof(led_dev_t))
-
-static int status_led_init_done = 0;
-
-static void status_led_init (void)
-{
- volatile immap_t *immr = (immap_t *)CFG_IMMR;
- int i;
-
- for (i=0; i<MAX_LED_DEV; ++i) {
- led_dev_t *ld = &led_dev[i];
-
- immr->STATUS_LED_PAR &= ~(ld->mask);
-#ifdef STATUS_LED_ODR
- immr->STATUS_LED_ODR &= ~(ld->mask);
-#endif
-#if (STATUS_LED_ACTIVE == 0)
- if (ld->state == STATUS_LED_ON)
- immr->STATUS_LED_DAT &= ~(ld->mask);
- else
- immr->STATUS_LED_DAT |= ld->mask ;
-#else
- if (ld->state == STATUS_LED_ON)
- immr->STATUS_LED_DAT |= ld->mask ;
- else
- immr->STATUS_LED_DAT &= ~(ld->mask);
-#endif
- immr->STATUS_LED_DIR |= ld->mask ;
- }
-
- status_led_init_done = 1;
-}
-
-void status_led_tick (ulong timestamp)
-{
- volatile immap_t *immr = (immap_t *)CFG_IMMR;
- int i;
-
- if (!status_led_init_done)
- status_led_init();
-
- for (i=0; i<MAX_LED_DEV; ++i) {
- led_dev_t *ld = &led_dev[i];
-
- if (ld->state != STATUS_LED_BLINKING)
- continue;
-
- if (++(ld->cnt) >= ld->period) {
- immr->STATUS_LED_DAT ^= ld->mask;
- ld->cnt -= ld->period;
- }
- }
-}
-
-void status_led_set (int led, int state)
-{
- volatile immap_t *immr = (immap_t *)CFG_IMMR;
- led_dev_t *ld;
-
- if (led < 0 || led >= MAX_LED_DEV)
- return;
-
- if (!status_led_init_done)
- status_led_init();
-
- ld = &led_dev[led];
-
- switch (state) {
- default:
- return;
- case STATUS_LED_BLINKING:
- ld->cnt = 0; /* always start with full period */
- /* fall through */ /* always start with LED _ON_ */
- case STATUS_LED_ON:
-#if (STATUS_LED_ACTIVE == 0)
- immr->STATUS_LED_DAT &= ~(ld->mask);
-#else
- immr->STATUS_LED_DAT |= ld->mask ;
-#endif
- break;
- case STATUS_LED_OFF:
-#if (STATUS_LED_ACTIVE == 0)
- immr->STATUS_LED_DAT |= ld->mask ;
-#else
- immr->STATUS_LED_DAT &= ~(ld->mask);
-#endif
- break;
- }
- ld->state = state;
-}
-
-#endif /* CONFIG_STATUS_LED */
generated by cgit v1.1 at 2024-11-27 14:15:50 +0000