diff options
Diffstat (limited to 'board/sacsng')
| -rw-r--r-- | board/sacsng/sacsng.c | 92 |
1 files changed, 76 insertions, 16 deletions
diff --git a/board/sacsng/sacsng.c b/board/sacsng/sacsng.c index eb7e416..60563d4 100644 --- a/board/sacsng/sacsng.c +++ b/board/sacsng/sacsng.c @@ -28,11 +28,18 @@ #include <mpc8260.h> #include <i2c.h> #include <spi.h> +#include <command.h> #ifdef CONFIG_SHOW_BOOT_PROGRESS #include <status_led.h> #endif +#ifdef CONFIG_ETHER_LOOPBACK_TEST +extern void eth_loopback_test(void); +#endif /* CONFIG_ETHER_LOOPBACK_TEST */ + +extern int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); + #include "clkinit.h" #include "ioconfig.h" /* I/O configuration table */ @@ -243,15 +250,15 @@ long int initdram(int board_type) /* We don't trust CL less than 2 (only saw it on an old 16MByte DIMM) */ if(caslatency < 2) { - printf("CL was %d, forcing to 2\n", caslatency); + printf("WARNING: CL was %d, forcing to 2\n", caslatency); caslatency = 2; } if(rows > 14) { - printf("This doesn't look good, rows = %d, should be <= 14\n", rows); + printf("WARNING: This doesn't look good, rows = %d, should be <= 14\n", rows); rows = 14; } if(cols > 11) { - printf("This doesn't look good, columns = %d, should be <= 11\n", cols); + printf("WARNING: This doesn't look good, columns = %d, should be <= 11\n", cols); cols = 11; } @@ -450,6 +457,15 @@ int misc_init_r(void) int sample_128x; /* Use 128/4 clocking for the ADC/DAC */ int right_just; /* Is the data to the DAC right justified? */ int mclk_divide; /* MCLK Divide */ + int quiet; /* Quiet or minimal output mode */ + + quiet = 0; + if ((ep = getenv("quiet")) != NULL) { + quiet = simple_strtol(ep, NULL, 10); + } + else { + setenv("quiet", "0"); + } /* * SACSng custom initialization: @@ -517,8 +533,12 @@ int misc_init_r(void) setenv("Daq128xSampling", "1"); } - /* Display the ADC/DAC clocking information */ - Daq_Display_Clocks(); + /* + * Display the ADC/DAC clocking information + */ + if (!quiet) { + Daq_Display_Clocks(); + } /* * Determine the DAC data justification @@ -552,8 +572,10 @@ int misc_init_r(void) * 3) Write the I2C address to register 6 * 4) Enable address matching by setting the MSB in register 7 */ - - printf("Initializing the ADC...\n"); + + if (!quiet) { + printf("Initializing the ADC...\n"); + } udelay(ADC_INITIAL_DELAY); /* 10uSec per uF of VREF cap */ iopa->pdat &= ~ADC_SDATA1_MASK; /* release SDATA1 */ @@ -615,7 +637,9 @@ int misc_init_r(void) * sending an I2C "start" sequence. When we bring the I2C back to * the normal state, we send an I2C "stop" sequence. */ - printf("Initializing the DAC...\n"); + if (!quiet) { + printf("Initializing the DAC...\n"); + } /* * Bring the I2C clock and data lines low for initialization @@ -695,7 +719,16 @@ int misc_init_r(void) I2C_DELAY; I2C_TRISTATE; - printf("\n"); + if (!quiet) { + printf("\n"); + } + +#ifdef CONFIG_ETHER_LOOPBACK_TEST + /* + * Run the Ethernet loopback test + */ + eth_loopback_test (); +#endif /* CONFIG_ETHER_LOOPBACK_TEST */ #ifdef CONFIG_SHOW_BOOT_PROGRESS /* @@ -758,17 +791,44 @@ static int last_boot_progress; void show_boot_progress (int status) { - if(status != -1) { + int i,j; + if(status > 0) { last_boot_progress = status; } else { + /* + * If a specific failure code is given, flash this code + * else just use the last success code we've seen + */ + if(status < -1) + last_boot_progress = -status; + + /* + * Flash this code 5 times + */ + for(j=0; j<5; j++) { + /* + * Houston, we have a problem. + * Blink the last OK status which indicates where things failed. + */ + status_led_set(STATUS_LED_RED, STATUS_LED_ON); + flash_code(last_boot_progress, 5, 3); + + /* + * Delay 5 seconds between repetitions, + * with the fault LED blinking + */ + for(i=0; i<5; i++) { + status_led_set(STATUS_LED_RED, STATUS_LED_OFF); + udelay(500000); + status_led_set(STATUS_LED_RED, STATUS_LED_ON); + udelay(500000); + } + } + /* - * Houston, we have a problem. Blink the last OK status which - * indicates where things failed. + * Reset the board to retry initialization. */ - status_led_set(STATUS_LED_RED, STATUS_LED_ON); - flash_code(last_boot_progress, 5, 3); - udelay(1000000); - status_led_set(STATUS_LED_RED, STATUS_LED_BLINKING); + do_reset (NULL, 0, 0, NULL); } } #endif /* CONFIG_SHOW_BOOT_PROGRESS */ |