diff options
| -rw-r--r-- | CHANGELOG | 12 | ||||
| -rw-r--r-- | board/trab/auto_update.c | 44 | ||||
| -rw-r--r-- | board/trab/cmd_trab.c | 883 | ||||
| -rw-r--r-- | board/trab/rs485.c | 36 | ||||
| -rw-r--r-- | board/trab/trab_fkt.c | 1528 | ||||
| -rw-r--r-- | fs/fat/fat.c | 5 | ||||
| -rw-r--r-- | include/configs/trab.h | 10 |
7 files changed, 1437 insertions, 1081 deletions
@@ -2,6 +2,18 @@ Changes for U-Boot 1.0.0: ====================================================================== +* Patch by Martin Krause, 09 Oct 2003: + Fixes for TRAB board + - /board/trab/rs485.c: correct baudrate + - /board/trab/cmd_trab.c: bug fix for problem with timer overflow in + udelay(); fix some timing problems with adc controller + - /board/trab/trab_fkt.c: add new commands: gain, eeprom and power; + modify commands: touch and buzzer + +* Disable CONFIG_SUPPORT_VFAT when used with CONFIG_AUTO_UPDATE + (quick & dirty workaround for rogue pointer problem in get_vfatname()); + Use direct function calls for auto_update instead of hush commands + * Patch by Scott McNutt, 04 Oct 2003: - add support for Altera Nios-32 CPU - add support for Nios Cyclone Development Kit (DK-1C20) diff --git a/board/trab/auto_update.c b/board/trab/auto_update.c index f44b9bf..345d2d4 100644 --- a/board/trab/auto_update.c +++ b/board/trab/auto_update.c @@ -183,9 +183,7 @@ struct flash_layout aufl_layout[AU_MAXFILES - 3] = { \ #define FIDX_TO_LIDX(idx) ((idx) - 2) /* where to load files into memory */ -#define LOAD_ADDR ((unsigned char *)0x0C100100) -/* where to build strings in memory - 256 bytes should be enough */ -#define STRING_ADDR ((char *)0x0C100000) +#define LOAD_ADDR ((unsigned char *)0x0C100000) /* the app is the largest image */ #define MAX_LOADSZ ausize[IDX_APP] @@ -199,6 +197,9 @@ extern int i2c_write (uchar, uint, int , uchar* , int); extern int trab_vfd (ulong); extern int transfer_pic(unsigned char, unsigned char *, int, int); #endif +extern int flash_sect_erase(ulong, ulong); +extern int flash_sect_protect (int, ulong, ulong); +extern int flash_write (uchar *, ulong, ulong); /* change char* to void* to shutup the compiler */ extern int i2c_write_multiple (uchar, uint, int, void *, int); extern int i2c_read_multiple (uchar, uint, int, void *, int); @@ -305,13 +306,12 @@ au_check_valid(int idx, long nbytes) #define POWER_OFF (1 << 1) int -au_do_update(int idx, long sz, int repeat) +au_do_update(int idx, long sz) { image_header_t *hdr; char *addr; long start, end; - char *strbuf = STRING_ADDR; - int off; + int off, rc; uint nbytes; hdr = (image_header_t *)LOAD_ADDR; @@ -342,20 +342,14 @@ au_do_update(int idx, long sz, int repeat) start = aufl_layout[1].start; end = aufl_layout[1].end; #endif - debug ("protect off %lx %lx\n", start, end); - sprintf(strbuf, "protect off %lx %lx\n", start, end); - parse_string_outer(strbuf, FLAG_PARSE_SEMICOLON); + flash_sect_protect(0, start, end); } /* - * erase the address range. Multiple erases seem to cause - * problems. + * erase the address range. */ - if (repeat == 0) { - debug ("erase %lx %lx\n", start, end); - sprintf(strbuf, "erase %lx %lx\n", start, end); - parse_string_outer(strbuf, FLAG_PARSE_SEMICOLON); - } + debug ("flash_sect_erase(%lx, %lx);\n", start, end); + flash_sect_erase(start, end); wait_ms(100); /* strip the header - except for the kernel and app */ if (idx == IDX_FIRMWARE || idx == IDX_DISK) { @@ -374,9 +368,12 @@ au_do_update(int idx, long sz, int repeat) } /* copy the data from RAM to FLASH */ - debug ("cp.b %p %lx %x\n", addr, start, nbytes); - sprintf(strbuf, "cp.b %p %lx %x\n", addr, start, nbytes); - parse_string_outer(strbuf, FLAG_PARSE_SEMICOLON); + debug ("flash_write(%p, %lx %x)\n", addr, start, nbytes); + rc = flash_write(addr, start, nbytes); + if (rc != 0) { + printf("Flashing failed due to error %d\n", rc); + return -1; + } /* check the dcrc of the copy */ if (crc32 (0, (char *)(start + off), ntohl(hdr->ih_size)) != ntohl(hdr->ih_dcrc)) { @@ -386,11 +383,8 @@ au_do_update(int idx, long sz, int repeat) /* protect the address range */ /* this assumes that ONLY the firmware is protected! */ - if (idx == IDX_FIRMWARE) { - debug ("protect on %lx %lx\n", start, end); - sprintf(strbuf, "protect on %lx %lx\n", start, end); - parse_string_outer(strbuf, FLAG_PARSE_SEMICOLON); - } + if (idx == IDX_FIRMWARE) + flash_sect_protect(1, start, end); return 0; } @@ -587,7 +581,7 @@ do_auto_update(void) cnt = 0; got_ctrlc = 0; do { - res = au_do_update(i, sz, cnt); + res = au_do_update(i, sz); /* let the user break out of the loop */ if (ctrlc() || had_ctrlc()) { clear_ctrlc(); diff --git a/board/trab/cmd_trab.c b/board/trab/cmd_trab.c index 78e14bd..509e071 100644 --- a/board/trab/cmd_trab.c +++ b/board/trab/cmd_trab.c @@ -21,6 +21,8 @@ * MA 02111-1307 USA */ +#undef DEBUG + #include <common.h> #include <command.h> #include <s3c2400.h> @@ -71,7 +73,7 @@ #define I2C_EEPROM_DEV_ADDR 0x54 /* EEPROM address map */ -#define EE_ADDR_TEST 128 +#define EE_ADDR_TEST 192 #define EE_ADDR_MAX_CYCLES 256 #define EE_ADDR_STATUS 258 #define EE_ADDR_PASS_CYCLES 259 @@ -148,7 +150,7 @@ u16 act_cycle; typedef struct test_function_s { unsigned char *name; - int (*pf)(void); + int (*pf)(void); } test_function_t; /* max number of Burn In Functions */ @@ -160,245 +162,251 @@ test_function_t test_function[BIF_MAX]; int do_burn_in (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { - int i; - int cycle_status; + int i; + int cycle_status; - if (argc > 1) { + if (argc > 1) { printf ("Usage:\n%s\n", cmdtp->usage); return 1; } - led_init (); - global_vars_init (); - test_function_table_init (); - - if (global_vars_write_to_eeprom () != 0) { - printf ("%s: error writing global_vars to eeprom\n", - __FUNCTION__); - return (1); - } - - if (read_max_cycles () != 0) { - printf ("%s: error reading max_cycles from eeprom\n", - __FUNCTION__); - return (1); - } - - if (max_cycles == 0) { - printf ("%s: error, burn in max_cycles = 0\n", __FUNCTION__); - return (1); - } - - status = 0; - for (act_cycle = 1; act_cycle <= max_cycles; act_cycle++) { - - cycle_status = 0; - for (i = 0; i < BIF_MAX; i++) { - - /* call test function */ - if ((*test_function[i].pf)() != 0) { - printf ("error in %s test\n", - test_function[i].name); - - /* is it the first error? */ - if (status == 0) { - status = 1; - first_error_cycle = act_cycle; - - /* do not use error_num 0 */ - first_error_num = i+1; - strncpy (first_error_name, - test_function[i].name, - sizeof (first_error_name)); - led_set (0); - } - cycle_status = 1; - } - } - /* were all tests of actual cycle OK? */ - if (cycle_status == 0) - pass_cycles++; - - /* set status LED if no error is occoured since yet */ - if (status == 0) - led_set (1); - - printf ("%s: cycle %d finished\n", __FUNCTION__, act_cycle); - - /* pause between cycles */ - sdelay (BURN_IN_CYCLE_DELAY); - } - - if (global_vars_write_to_eeprom () != 0) { - led_set (0); - printf ("%s: error writing global_vars to eeprom\n", - __FUNCTION__); - status = 1; - } - - if (status == 0) { - led_blink (); /* endless loop!! */ - return (0); - } else { - led_set (0); - return (1); - } + led_init (); + global_vars_init (); + test_function_table_init (); + + if (global_vars_write_to_eeprom () != 0) { + printf ("%s: error writing global_vars to eeprom\n", + __FUNCTION__); + return (1); + } + + if (read_max_cycles () != 0) { + printf ("%s: error reading max_cycles from eeprom\n", + __FUNCTION__); + return (1); + } + + if (max_cycles == 0) { + printf ("%s: error, burn in max_cycles = 0\n", __FUNCTION__); + return (1); + } + + status = 0; + for (act_cycle = 1; act_cycle <= max_cycles; act_cycle++) { + + cycle_status = 0; + + /* + * avoid timestamp overflow problem after about 68 minutes of + * udelay() time. + */ + reset_timer_masked (); + for (i = 0; i < BIF_MAX; i++) { + + /* call test function */ + if ((*test_function[i].pf)() != 0) { + printf ("error in %s test\n", + test_function[i].name); + + /* is it the first error? */ + if (status == 0) { + status = 1; + first_error_cycle = act_cycle; + + /* do not use error_num 0 */ + first_error_num = i+1; + strncpy (first_error_name, + test_function[i].name, + sizeof (first_error_name)); + led_set (0); + } + cycle_status = 1; + } + } + /* were all tests of actual cycle OK? */ + if (cycle_status == 0) + pass_cycles++; + + /* set status LED if no error is occoured since yet */ + if (status == 0) + led_set (1); + + printf ("%s: cycle %d finished\n", __FUNCTION__, act_cycle); + + /* pause between cycles */ + sdelay (BURN_IN_CYCLE_DELAY); + } + + if (global_vars_write_to_eeprom () != 0) { + led_set (0); + printf ("%s: error writing global_vars to eeprom\n", + __FUNCTION__); + status = 1; + } + + if (status == 0) { + led_blink (); /* endless loop!! */ + return (0); + } else { + led_set (0); + return (1); + } } U_BOOT_CMD( - burn_in, 1, 1, do_burn_in, - "burn_in - start burn-in test application on TRAB\n", - "\n" - " - start burn-in test application\n" - " The burn-in test could took a while to finish!\n" - " The content of the onboard EEPROM is modified!\n" + burn_in, 1, 1, do_burn_in, + "burn_in - start burn-in test application on TRAB\n", + "\n" + " - start burn-in test application\n" + " The burn-in test could took a while to finish!\n" + " The content of the onboard EEPROM is modified!\n" ); int do_dip (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { - int i, dip; + int i, dip; - if (argc > 1) { + if (argc > 1) { printf ("Usage:\n%s\n", cmdtp->usage); return 1; } - if ((dip = read_dip ()) == -1) { - return 1; - } + if ((dip = read_dip ()) == -1) { + return 1; + } - for (i = 0; i < 4; i++) { - if ((dip & (1 << i)) == 0) - printf("0"); - else - printf("1"); - } - printf("\n"); + for (i = 0; i < 4; i++) { + if ((dip & (1 << i)) == 0) + printf("0"); + else + printf("1"); + } + printf("\n"); return 0; } U_BOOT_CMD( - dip, 1, 1, do_dip, - "dip - read dip switch on TRAB\n", - "\n" - " - read state of dip switch (S1) on TRAB board\n" - " read sequence: 1-2-3-4; ON=1; OFF=0; e.g.: \"0100\"\n" + dip, 1, 1, do_dip, + "dip - read dip switch on TRAB\n", + "\n" + " - read state of dip switch (S1) on TRAB board\n" + " read sequence: 1-2-3-4; ON=1; OFF=0; e.g.: \"0100\"\n" ); int do_vcc5v (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { - int vcc5v; + int vcc5v; - if (argc > 1) { + if (argc > 1) { printf ("Usage:\n%s\n", cmdtp->usage); return 1; } - if ((vcc5v = read_vcc5v ()) == -1) { - return (1); - } + if ((vcc5v = read_vcc5v ()) == -1) { + return (1); + } - printf ("%d", (vcc5v / 1000)); - printf (".%d", (vcc5v % 1000) / 100); - printf ("%d V\n", (vcc5v % 100) / 10) ; + printf ("%d", (vcc5v / 1000)); + printf (".%d", (vcc5v % 1000) / 100); + printf ("%d V\n", (vcc5v % 100) / 10) ; return 0; } U_BOOT_CMD( - vcc5v, 1, 1, do_vcc5v, - "vcc5v - read VCC5V on TRAB\n", - "\n" - " - read actual value of voltage VCC5V\n" + vcc5v, 1, 1, do_vcc5v, + "vcc5v - read VCC5V on TRAB\n", + "\n" + " - read actual value of voltage VCC5V\n" ); int do_contact_temp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { - int contact_temp; + int contact_temp; - if (argc > 1) { + if (argc > 1) { printf ("Usage:\n%s\n", cmdtp->usage); return 1; } - spi_init (); - tsc2000_reg_init (); + spi_init (); + tsc2000_reg_init (); - contact_temp = tsc2000_contact_temp(); - printf ("%d degree C * 100\n", contact_temp) ; + contact_temp = tsc2000_contact_temp(); + printf ("%d degree C * 100\n", contact_temp) ; return 0; } U_BOOT_CMD( - c_temp, 1, 1, do_contact_temp, - "c_temp - read contact temperature on TRAB\n", - "\n" - " - reads the onboard temperature (=contact temperature)\n" + c_temp, 1, 1, do_contact_temp, + "c_temp - read contact temperature on TRAB\n", + "\n" + " - reads the onboard temperature (=contact temperature)\n" ); int do_burn_in_status (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { - if (argc > 1) { + if (argc > 1) { printf ("Usage:\n%s\n", cmdtp->usage); return 1; } - if (i2c_read_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_STATUS, 1, - (unsigned char*) &status, 1)) { - return (1); - } - if (i2c_read_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_PASS_CYCLES, 1, - (unsigned char*) &pass_cycles, 2)) { - return (1); - } - if (i2c_read_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_FIRST_ERROR_CYCLE, - 1, (unsigned char*) &first_error_cycle, 2)) { - return (1); - } - if (i2c_read_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_FIRST_ERROR_NUM, - 1, (unsigned char*) &first_error_num, 1)) { - return (1); - } - if (i2c_read_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_FIRST_ERROR_NAME, - 1, first_error_name, - sizeof (first_error_name))) { - return (1); - } - - if (read_max_cycles () != 0) { - return (1); - } - - printf ("max_cycles = %d\n", max_cycles); - printf ("status = %d\n", status); - printf ("pass_cycles = %d\n", pass_cycles); - printf ("first_error_cycle = %d\n", first_error_cycle); - printf ("first_error_num = %d\n", first_error_num); - printf ("first_error_name = %.*s\n",(int) sizeof(first_error_name), - first_error_name); + if (i2c_read_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_STATUS, 1, + (unsigned char*) &status, 1)) { + return (1); + } + if (i2c_read_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_PASS_CYCLES, 1, + (unsigned char*) &pass_cycles, 2)) { + return (1); + } + if (i2c_read_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_FIRST_ERROR_CYCLE, + 1, (unsigned char*) &first_error_cycle, 2)) { + return (1); + } + if (i2c_read_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_FIRST_ERROR_NUM, + 1, (unsigned char*) &first_error_num, 1)) { + return (1); + } + if (i2c_read_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_FIRST_ERROR_NAME, + 1, first_error_name, + sizeof (first_error_name))) { + return (1); + } + + if (read_max_cycles () != 0) { + return (1); + } + + printf ("max_cycles = %d\n", max_cycles); + printf ("status = %d\n", status); + printf ("pass_cycles = %d\n", pass_cycles); + printf ("first_error_cycle = %d\n", first_error_cycle); + printf ("first_error_num = %d\n", first_error_num); + printf ("first_error_name = %.*s\n",(int) sizeof(first_error_name), + first_error_name); return 0; } U_BOOT_CMD( - bis, 1, 1, do_burn_in_status, - "bis - print burn in status on TRAB\n", - "\n" - " - prints the status variables of the last burn in test\n" - " stored in the onboard EEPROM on TRAB board\n" + bis, 1, 1, do_burn_in_status, + "bis - print burn in status on TRAB\n", + "\n" + " - prints the status variables of the last burn in test\n" + " stored in the onboard EEPROM on TRAB board\n" ); static int read_dip (void) { - unsigned int result = 0; - int adc_val; - int i; + unsigned int result = 0; + int adc_val; + int i; /*********************************************************** DIP switch connection (according to wa4-cpu.sp.301.pdf, page 3): @@ -413,11 +421,11 @@ static int read_dip (void) for (i = 7; i > 3; i--) { - if ((adc_val = adc_read (i)) == -1) { - printf ("%s: Channel %d could not be read\n", - __FUNCTION__, i); - return (-1); - } + if ((adc_val = adc_read (i)) == -1) { + printf ("%s: Channel %d could not be read\n", + __FUNCTION__, i); + return (-1); + } /* * Input voltage (switch open) is 1.8 V. @@ -425,397 +433,410 @@ static int read_dip (void) * Set trigger at halve that value. */ if (adc_val < 368) - result |= (1 << (i-4)); - } - return (result); + result |= (1 << (i-4)); + } + return (result); } static int read_vcc5v (void) { - s32 result; - - /* VCC5V is connected to channel 2 */ - - if ((result = adc_read (2)) == -1) { - printf ("%s: VCC5V could not be read\n", __FUNCTION__); - return (-1); - } - /* - * Calculate voltage value. Split in two parts because there is no - * floating point support. VCC5V is connected over an resistor divider: - * VCC5V=ADCval*2,5V/1023*(10K+30K)/10K. - */ - result = result * 10 * 1000 / 1023; /* result in mV */ - - return (result); + s32 result; + + /* VCC5V is connected to channel 2 */ + + if ((result = adc_read (2)) == -1) { + printf ("%s: VCC5V could not be read\n", __FUNCTION__); + return (-1); + } + /* + * Calculate voltage value. Split in two parts because there is no + * floating point support. VCC5V is connected over an resistor divider: + * VCC5V=ADCval*2,5V/1023*(10K+30K)/10K. + */ + result = result * 10 * 1000 / 1023; /* result in mV */ + + return (result); } static int test_dip (void) { - static int first_run = 1; - static int first_dip; - - if (first_run) { - if ((first_dip = read_dip ()) == -1) { - return (1); - } - first_run = 0; - debug ("%s: first_dip=%d\n", __FUNCTION__, first_dip); - } - if (first_dip != read_dip ()) { - return (1); - } else { - return (0); - } + static int first_run = 1; + static int first_dip; + + if (first_run) { + if ((first_dip = read_dip ()) == -1) { + return (1); + } + first_run = 0; + debug ("%s: first_dip=%d\n", __FUNCTION__, first_dip); + } + if (first_dip != read_dip ()) { + return (1); + } else { + return (0); + } } static int test_vcc5v (void) { - int vcc5v; + int vcc5v; - if ((vcc5v = read_vcc5v ()) == -1) { - return (1); - } + if ((vcc5v = read_vcc5v ()) == -1) { + return (1); + } - if ((vcc5v > VCC5V_MAX) || (vcc5v < VCC5V_MIN)) { - return (1); - } else { - return (0); - } + if ((vcc5v > VCC5V_MAX) || (vcc5v < VCC5V_MIN)) { + printf ("%s: vcc5v[V/100]=%d\n", __FUNCTION__, vcc5v); + return (1); + } else { + return (0); + } } static int test_rotary_switch (void) { - static int first_run = 1; - static int first_rs; - - if (first_run) { - /* - * clear bits in CPLD, because they have random values after - * power-up or reset. - */ - *CPLD_ROTARY_SWITCH |= (1 << 16) | (1 << 17); - - first_rs = ((*CPLD_ROTARY_SWITCH >> 16) & 0x7); - first_run = 0; - debug ("%s: first_rs=%d\n", __FUNCTION__, first_rs); - } - - if (first_rs != ((*CPLD_ROTARY_SWITCH >> 16) & 0x7)) { - return (1); - } else { - return (0); - } + static int first_run = 1; + static int first_rs; + + if (first_run) { + /* + * clear bits in CPLD, because they have random values after + * power-up or reset. + */ + *CPLD_ROTARY_SWITCH |= (1 << 16) | (1 << 17); + + first_rs = ((*CPLD_ROTARY_SWITCH >> 16) & 0x7); + first_run = 0; + debug ("%s: first_rs=%d\n", __FUNCTION__, first_rs); + } + + if (first_rs != ((*CPLD_ROTARY_SWITCH >> 16) & 0x7)) { + return (1); + } else { + return (0); + } } static int test_sram (void) { - return (memory_post_tests (SRAM_ADDR, SRAM_SIZE)); + return (memory_post_tests (SRAM_ADDR, SRAM_SIZE)); } static int test_eeprom (void) { - unsigned char temp[sizeof (EEPROM_TEST_STRING_1)]; - int result = 0; - - /* write test string 1, read back and verify */ - if (i2c_write_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_TEST, 1, - EEPROM_TEST_STRING_1, - sizeof (EEPROM_TEST_STRING_1))) { - return (1); - } - - if (i2c_read_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_TEST, 1, - temp, sizeof (EEPROM_TEST_STRING_1))) { - return (1); - } - - if (strcmp (temp, EEPROM_TEST_STRING_1) != 0) { - result = 1; - printf ("%s: error; read_str = \"%s\"\n", __FUNCTION__, temp); - } - - /* write test string 2, read back and verify */ - if (result == 0) { - if (i2c_write_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_TEST, 1, - EEPROM_TEST_STRING_2, - sizeof (EEPROM_TEST_STRING_2))) { - return (1); - } - - if (i2c_read_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_TEST, 1, - temp, sizeof (EEPROM_TEST_STRING_2))) { - return (1); - } - - if (strcmp (temp, EEPROM_TEST_STRING_2) != 0) { - result = 1; - printf ("%s: error; read str = \"%s\"\n", - __FUNCTION__, temp); - } - } - return (result); + unsigned char temp[sizeof (EEPROM_TEST_STRING_1)]; + int result = 0; + + /* write test string 1, read back and verify */ + if (i2c_write_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_TEST, 1, + EEPROM_TEST_STRING_1, + sizeof (EEPROM_TEST_STRING_1))) { + return (1); + } + + if (i2c_read_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_TEST, 1, + temp, sizeof (EEPROM_TEST_STRING_1))) { + return (1); + } + + if (strcmp (temp, EEPROM_TEST_STRING_1) != 0) { + result = 1; + printf ("%s: error; read_str = \"%s\"\n", __FUNCTION__, temp); + } + + /* write test string 2, read back and verify */ + if (result == 0) { + if (i2c_write_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_TEST, 1, + EEPROM_TEST_STRING_2, + sizeof (EEPROM_TEST_STRING_2))) { + return (1); + } + + if (i2c_read_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_TEST, 1, + temp, sizeof (EEPROM_TEST_STRING_2))) { + return (1); + } + + if (strcmp (temp, EEPROM_TEST_STRING_2) != 0) { + result = 1; + printf ("%s: error; read str = \"%s\"\n", + __FUNCTION__, temp); + } + } + return (result); } static int test_contact_temp (void) { - int contact_temp; + int contact_temp; - spi_init (); - contact_temp = tsc2000_contact_temp (); + spi_init (); + contact_temp = tsc2000_contact_temp (); - if ((contact_temp < MIN_CONTACT_TEMP) - || (contact_temp > MAX_CONTACT_TEMP)) - return (1); - else - return (0); + if ((contact_temp < MIN_CONTACT_TEMP) + || (contact_temp > MAX_CONTACT_TEMP)) + return (1); + else + return (0); } int i2c_write_multiple (uchar chip, uint addr, int alen, uchar *buffer, int len) { - int i; - - if (alen != 1) { - printf ("%s: addr len other than 1 not supported\n", - __FUNCTION__); - return (1); - } - - for (i = 0; i < len; i++) { - if (i2c_write (chip, addr+i, alen, buffer+i, 1)) { - printf ("%s: could not write to i2c device %d" - ", addr %d\n", __FUNCTION__, chip, addr); - return (1); - } + int i; + + if (alen != 1) { + printf ("%s: addr len other than 1 not supported\n", + __FUNCTION__); + return (1); + } + + for (i = 0; i < len; i++) { + if (i2c_write (chip, addr+i, alen, buffer+i, 1)) { + printf ("%s: could not write to i2c device %d" + ", addr %d\n", __FUNCTION__, chip, addr); + return (1); + } #if 0 - printf ("chip=%#x, addr+i=%#x+%d=%p, alen=%d, *buffer+i=" - "%#x+%d=%p=\"%.1s\"\n", chip, addr, i, addr+i, - alen, buffer, i, buffer+i, buffer+i); + printf ("chip=%#x, addr+i=%#x+%d=%p, alen=%d, *buffer+i=" + "%#x+%d=%p=\"%.1s\"\n", chip, addr, i, addr+i, + alen, buffer, i, buffer+i, buffer+i); #endif - udelay (30000); - } - return (0); + udelay (30000); + } + return (0); } int i2c_read_multiple ( uchar chip, uint addr, int alen, uchar *buffer, int len) { - int i; - - if (alen != 1) { - printf ("%s: addr len other than 1 not supported\n", - __FUNCTION__); - return (1); - } - - for (i = 0; i < len; i++) { - if (i2c_read (chip, addr+i, alen, buffer+i, 1)) { - printf ("%s: could not read from i2c device %#x" - ", addr %d\n", __FUNCTION__, chip, addr); - return (1); - } - } - return (0); + int i; + + if (alen != 1) { + printf ("%s: addr len other than 1 not supported\n", + __FUNCTION__); + return (1); + } + + for (i = 0; i < len; i++) { + if (i2c_read (chip, addr+i, alen, buffer+i, 1)) { + printf ("%s: could not read from i2c device %#x" + ", addr %d\n", __FUNCTION__, chip, addr); + return (1); + } + } + return (0); } static int adc_read (unsigned int channel) { - int j = 1000; /* timeout value for wait loop in us */ - S3C2400_ADC *padc; - - padc = S3C2400_GetBase_ADC(); - channel &= 0x7; + int j = 1000; /* timeout value for wait loop in us */ + int result; + S3C2400_ADC *padc; - adc_init (); + padc = S3C2400_GetBase_ADC(); + channel &= 0x7; - debug ("%s: adccon %#x\n", __FUNCTION__, padc->ADCCON); + adc_init (); - padc->ADCCON &= ~ADC_STDBM; /* select normal mode */ + padc->ADCCON &= ~ADC_STDBM; /* select normal mode */ padc->ADCCON &= ~(0x7 << 3); /* clear the channel bits */ - padc->ADCCON |= ((channel << 3) | ADC_ENABLE_START); + padc->ADCCON |= ((channel << 3) | ADC_ENABLE_START); - debug ("%s: reading ch %d, addcon %#x\n", __FUNCTION__, - (padc->ADCCON >> 3) & 0x7, padc->ADCCON); + while (j--) { + if ((padc->ADCCON & ADC_ENABLE_START) == 0) + break; + udelay (1); + } + + if (j == 0) { + printf("%s: ADC timeout\n", __FUNCTION__); + padc->ADCCON |= ADC_STDBM; /* select standby mode */ + return -1; + } - while (j--) { - if ((padc->ADCCON & ADC_ENABLE_START) == 0) - break; - udelay (1); - } + result = padc->ADCDAT & 0x3FF; - if (j == 0) { - printf("%s: ADC timeout\n", __FUNCTION__); - padc->ADCCON |= ADC_STDBM; /* select standby mode */ - return -1; - } + padc->ADCCON |= ADC_STDBM; /* select standby mode */ - padc->ADCCON |= ADC_STDBM; /* select standby mode */ + debug ("%s: channel %d, result[DIGIT]=%d\n", __FUNCTION__, + (padc->ADCCON >> 3) & 0x7, result); - debug ("%s: return %#x, adccon %#x\n", __FUNCTION__, - padc->ADCDAT & 0x3FF, padc->ADCCON); + /* + * Wait for ADC to be ready for next conversion. This delay value was + * estimated, because the datasheet does not specify a value. + */ + udelay (1000); - return (padc->ADCDAT & 0x3FF); + return (result); } static void adc_init (void) { - S3C2400_ADC *padc; + S3C2400_ADC *padc; - padc = S3C2400_GetBase_ADC(); + padc = S3C2400_GetBase_ADC(); padc->ADCCON &= ~(0xff << 6); /* clear prescaler bits */ padc->ADCCON |= ((65 << 6) | ADC_PRSCEN); /* set prescaler */ - return; + /* + * Wait some time to avoid problem with very first call of + * adc_read(). Without this delay, sometimes the first read + * adc value is 0. Perhaps because the adjustment of prescaler + * takes some clock cycles? + */ + udelay (1000); + + return; } static void led_set (unsigned int state) { - S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); - - led_init (); - - switch (state) { - case 0: /* turn LED off */ - gpio->PADAT |= (1 << 12); - break; - case 1: /* turn LED on */ - gpio->PADAT &= ~(1 << 12); - break; - default: - } + S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); + + led_init (); + + switch (state) { + case 0: /* turn LED off */ + gpio->PADAT |= (1 << 12); + break; + case 1: /* turn LED on */ + gpio->PADAT &= ~(1 << 12); + break; + default: + } } static void led_blink (void) { - led_init (); - - /* blink LED. This function does not return! */ - while (1) { - led_set (1); - udelay (1000000 / LED_BLINK_FREQ / 2); - led_set (0); - udelay (1000000 / LED_BLINK_FREQ / 2); - } + led_init (); + + /* blink LED. This function does not return! */ + while (1) { + led_set (1); + udelay (1000000 / LED_BLINK_FREQ / 2); + led_set (0); + udelay (1000000 / LED_BLINK_FREQ / 2); + } } static void led_init (void) { - S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); + S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); - /* configure GPA12 as output and set to High -> LED off */ - gpio->PACON &= ~(1 << 12); - gpio->PADAT |= (1 << 12); + /* configure GPA12 as output and set to High -> LED off */ + gpio->PACON &= ~(1 << 12); + gpio->PADAT |= (1 << 12); } static void sdelay (unsigned long seconds) { - unsigned long i; + unsigned long i; - for (i = 0; i < seconds; i++) { - udelay (1000000); - } + for (i = 0; i < seconds; i++) { + udelay (1000000); + } } static int global_vars_write_to_eeprom (void) { - if (i2c_write_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_STATUS, 1, - (unsigned char*) &status, 1)) { - return (1); - } - if (i2c_write_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_PASS_CYCLES, 1, - (unsigned char*) &pass_cycles, 2)) { - return (1); - } - if (i2c_write_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_FIRST_ERROR_CYCLE, - 1, (unsigned char*) &first_error_cycle, 2)) { - return (1); - } - if (i2c_write_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_FIRST_ERROR_NUM, - 1, (unsigned char*) &first_error_num, 1)) { - return (1); - } - if (i2c_write_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_FIRST_ERROR_NAME, - 1, first_error_name, - sizeof(first_error_name))) { - return (1); - } - return (0); + if (i2c_write_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_STATUS, 1, + (unsigned char*) &status, 1)) { + return (1); + } + if (i2c_write_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_PASS_CYCLES, 1, + (unsigned char*) &pass_cycles, 2)) { + return (1); + } + if (i2c_write_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_FIRST_ERROR_CYCLE, + 1, (unsigned char*) &first_error_cycle, 2)) { + return (1); + } + if (i2c_write_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_FIRST_ERROR_NUM, + 1, (unsigned char*) &first_error_num, 1)) { + return (1); + } + if (i2c_write_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_FIRST_ERROR_NAME, + 1, first_error_name, + sizeof(first_error_name))) { + return (1); + } + return (0); } static void global_vars_init (void) { - status = 1; /* error */ - pass_cycles = 0; - first_error_cycle = 0; - first_error_num = 0; - first_error_name[0] = '\0'; - act_cycle = 0; - max_cycles = 0; + status = 1; /* error */ + pass_cycles = 0; + first_error_cycle = 0; + first_error_num = 0; + first_error_name[0] = '\0'; + act_cycle = 0; + max_cycles = 0; } static void test_function_table_init (void) { - int i; + int i; - for (i = 0; i < BIF_MAX; i++) + for (i = 0; i < BIF_MAX; i++) test_function[i].pf = dummy; - /* - * the length of "name" must not exceed 16, including the '\0' - * termination. See also the EEPROM address map. - */ - test_function[0].pf = test_dip; - test_function[0].name = "dip"; + /* + * the length of "name" must not exceed 16, including the '\0' + * termination. See also the EEPROM address map. + */ + test_function[0].pf = test_dip; + test_function[0].name = "dip"; - test_function[1].pf = test_vcc5v; - test_function[1].name = "vcc5v"; + test_function[1].pf = test_vcc5v; + test_function[1].name = "vcc5v"; - test_function[2].pf = test_rotary_switch; - test_function[2].name = "rotary_switch"; + test_function[2].pf = test_rotary_switch; + test_function[2].name = "rotary_switch"; - test_function[3].pf = test_sram; - test_function[3].name = "sram"; + test_function[3].pf = test_sram; + test_function[3].name = "sram"; - test_function[4].pf = test_eeprom; - test_function[4].name = "eeprom"; + test_function[4].pf = test_eeprom; + test_function[4].name = "eeprom"; - test_function[5].pf = test_contact_temp; - test_function[5].name = "contact_temp"; + test_function[5].pf = test_contact_temp; + test_function[5].name = "contact_temp"; } static int read_max_cycles (void) { - if (i2c_read_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_MAX_CYCLES, 1, - (unsigned char *) &max_cycles, 2) != 0) { - return (1); - } + if (i2c_read_multiple (I2C_EEPROM_DEV_ADDR, EE_ADDR_MAX_CYCLES, 1, + (unsigned char *) &max_cycles, 2) != 0) { + return (1); + } - return (0); + return (0); } static int dummy(void) { - return (0); + return (0); } #endif /* CFG_CMD_BSP */ diff --git a/board/trab/rs485.c b/board/trab/rs485.c index 774fd59..2aedd2d 100644 --- a/board/trab/rs485.c +++ b/board/trab/rs485.c @@ -47,8 +47,8 @@ static void rs485_setbrg (void) unsigned int reg = 0; /* value is calculated so : (int)(PCLK/16./baudrate) -1 */ - /* reg = (33000000 / (16 * gd->baudrate)) - 1; */ - reg = (33000000 / (16 * 38.400)) - 1; + /* reg = (33000000 / (16 * gd->baudrate)) - 1; */ + reg = (33000000 / (16 * 38400)) - 1; /* FIFO enable, Tx/Rx FIFO clear */ uart->UFCON = 0x07; @@ -67,18 +67,18 @@ static void rs485_setbrg (void) static void rs485_cfgio (void) { - S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); + S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); - gpio->PFCON &= ~(0x3 << 2); - gpio->PFCON |= (0x2 << 2); /* configure GPF1 as RXD1 */ + gpio->PFCON &= ~(0x3 << 2); + gpio->PFCON |= (0x2 << 2); /* configure GPF1 as RXD1 */ - gpio->PFCON &= ~(0x3 << 6); - gpio->PFCON |= (0x2 << 6); /* configure GPF3 as TXD1 */ + gpio->PFCON &= ~(0x3 << 6); + gpio->PFCON |= (0x2 << 6); /* configure GPF3 as TXD1 */ - gpio->PFUP |= (1 << 1); /* disable pullup on GPF1 */ - gpio->PFUP |= (1 << 3); /* disable pullup on GPF3 */ + gpio->PFUP |= (1 << 1); /* disable pullup on GPF1 */ + gpio->PFUP |= (1 << 3); /* disable pullup on GPF3 */ - gpio->PACON &= ~(1 << 11); /* set GPA11 (RS485_DE) to output */ + gpio->PACON &= ~(1 << 11); /* set GPA11 (RS485_DE) to output */ } /* @@ -88,8 +88,8 @@ static void rs485_cfgio (void) */ int rs485_init (void) { - rs485_cfgio (); - rs485_setbrg (); + rs485_cfgio (); + rs485_setbrg (); return (0); } @@ -168,13 +168,13 @@ static void set_rs485re(unsigned char rs485re_state) static void set_rs485de(unsigned char rs485de_state) { - S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); + S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); - /* This is on PORT A bit 11 */ - if(rs485de_state) - gpio->PADAT |= (1 << 11); - else - gpio->PADAT &= ~(1 << 11); + /* This is on PORT A bit 11 */ + if(rs485de_state) + gpio->PADAT |= (1 << 11); + else + gpio->PADAT &= ~(1 << 11); } diff --git a/board/trab/trab_fkt.c b/board/trab/trab_fkt.c index c147353..5613281 100644 --- a/board/trab/trab_fkt.c +++ b/board/trab/trab_fkt.c @@ -29,6 +29,19 @@ #include "tsc2000.h" #include "rs485.h" +/* + * define, to wait for the touch to be pressed, before reading coordinates in + * command do_touch. If not defined, an error message is printed, when the + * command do_touch is invoked and the touch is not pressed within an specific + * interval. + */ +#undef CONFIG_TOUCH_WAIT_PRESSED 1 + +/* max time to wait for touch is pressed */ +#ifndef CONFIG_TOUCH_WAIT_PRESSED +#define TOUCH_TIMEOUT 5 +#endif /* !CONFIG_TOUCH_WAIT_PRESSED */ + /* assignment of CPU internal ADC channels with TRAB hardware */ #define VCC5V 2 #define VCC12V 3 @@ -51,7 +64,6 @@ #define PCLK 66000000 #define BUZZER_FREQ 1000 /* frequency in Hz */ -#define BUZZER_TIME 1000000 /* time in us */ #define PWM_FREQ 500 @@ -62,7 +74,7 @@ #define CALIB_TL 0 /* calibration point in (T)op (L)eft corner */ #define CALIB_DR 1 /* calibration point in (D)own (R)ight corner */ -/* EEPROM addresse map */ +/* EEPROM address map */ #define SERIAL_NUMBER 8 #define TOUCH_X0 52 #define TOUCH_Y0 54 @@ -102,7 +114,7 @@ int do_rotary_switch (void); int do_pressure (void); int do_v_bat (void); int do_vfd_id (void); -int do_buzzer (void); +int do_buzzer (char **); int do_led (char **); int do_full_bridge (char **); int do_dac (char **); @@ -114,19 +126,36 @@ int do_touch (char **); int do_rs485 (char **); int do_serial_number (char **); int do_crc16 (void); +int do_power_switch (void); +int do_gain (char **); +int do_eeprom (char **); /* helper functions */ static void adc_init (void); static int adc_read (unsigned int channel); static void print_identifier (void); + +#ifdef CONFIG_TOUCH_WAIT_PRESSED static void touch_wait_pressed (void); +#else +static int touch_check_pressed (void); +#endif /* CONFIG_TOUCH_WAIT_PRESSED */ + static void touch_read_x_y (int *x, int *y); static int touch_write_clibration_values (int calib_point, int x, int y); static int rs485_send_line (const char *data); static int rs485_receive_chars (char *data, int timeout); static unsigned short updcrc(unsigned short icrc, unsigned char *icp, - unsigned int icnt); + unsigned int icnt); +#if (CONFIG_COMMANDS & CFG_CMD_I2C) +static int trab_eeprom_read (char **argv); +static int trab_eeprom_write (char **argv); +int i2c_write_multiple (uchar chip, uint addr, int alen, uchar *buffer, + int len); +int i2c_read_multiple ( uchar chip, uint addr, int alen, uchar *buffer, + int len); +#endif /* CFG_CMD_I2C */ /* * TRAB board specific commands. Especially commands for burn-in and function @@ -135,24 +164,24 @@ static unsigned short updcrc(unsigned short icrc, unsigned char *icp, int trab_fkt (int argc, char *argv[]) { - int i; - - app_startup(argv); - if (get_version () != XF_VERSION) { - printf ("Wrong XF_VERSION. Please re-compile with actual " - "u-boot sources\n"); - printf ("Example expects ABI version %d\n", XF_VERSION); - printf ("Actual U-Boot ABI version %d\n", (int)get_version()); - return 1; - } + int i; + + app_startup(argv); + if (get_version () != XF_VERSION) { + printf ("Wrong XF_VERSION. Please re-compile with actual " + "u-boot sources\n"); + printf ("Example expects ABI version %d\n", XF_VERSION); + printf ("Actual U-Boot ABI version %d\n", (int)get_version()); + return 1; + } - debug ("argc = %d\n", argc); + debug ("argc = %d\n", argc); for (i=0; i<=argc; ++i) { debug ("argv[%d] = \"%s\"\n", i, argv[i] ? argv[i] : "<NULL>"); - } + } - adc_init (); + adc_init (); switch (argc) { @@ -162,103 +191,121 @@ int trab_fkt (int argc, char *argv[]) case 2: if (strcmp (argv[1], "info") == 0) { - return (do_info ()); + return (do_info ()); + } + if (strcmp (argv[1], "dip") == 0) { + return (do_dip ()); + } + if (strcmp (argv[1], "vcc5v") == 0) { + return (do_vcc5v ()); } - if (strcmp (argv[1], "dip") == 0) { - return (do_dip ()); - } - if (strcmp (argv[1], "vcc5v") == 0) { - return (do_vcc5v ()); - } - if (strcmp (argv[1], "vcc12v") == 0) { - return (do_vcc12v ()); - } - if (strcmp (argv[1], "buttons") == 0) { - return (do_buttons ()); - } - if (strcmp (argv[1], "fill_level") == 0) { - return (do_fill_level ()); - } - if (strcmp (argv[1], "rotary_switch") == 0) { - return (do_rotary_switch ()); - } - if (strcmp (argv[1], "pressure") == 0) { - return (do_pressure ()); - } - if (strcmp (argv[1], "v_bat") == 0) { - return (do_v_bat ()); - } - if (strcmp (argv[1], "vfd_id") == 0) { - return (do_vfd_id ()); - } - if (strcmp (argv[1], "buzzer") == 0) { - return (do_buzzer ()); - } - if (strcmp (argv[1], "motor_contact") == 0) { - return (do_motor_contact ()); - } - if (strcmp (argv[1], "crc16") == 0) { - return (do_crc16 ()); - } - break; + if (strcmp (argv[1], "vcc12v") == 0) { + return (do_vcc12v ()); + } + if (strcmp (argv[1], "buttons") == 0) { + return (do_buttons ()); + } + if (strcmp (argv[1], "fill_level") == 0) { + return (do_fill_level ()); + } + if (strcmp (argv[1], "rotary_switch") == 0) { + return (do_rotary_switch ()); + } + if (strcmp (argv[1], "pressure") == 0) { + return (do_pressure ()); + } + if (strcmp (argv[1], "v_bat") == 0) { + return (do_v_bat ()); + } + if (strcmp (argv[1], "vfd_id") == 0) { + return (do_vfd_id ()); + } + if (strcmp (argv[1], "motor_contact") == 0) { + return (do_motor_contact ()); + } + if (strcmp (argv[1], "crc16") == 0) { + return (do_crc16 ()); + } + if (strcmp (argv[1], "power_switch") == 0) { + return (do_power_switch ()); + } + break; case 3: - if (strcmp (argv[1], "full_bridge") == 0) { - return (do_full_bridge (argv)); - } - if (strcmp (argv[1], "dac") == 0) { - return (do_dac (argv)); - } - if (strcmp (argv[1], "motor") == 0) { - return (do_motor (argv)); - } - if (strcmp (argv[1], "pwm") == 0) { - return (do_pwm (argv)); - } - if (strcmp (argv[1], "thermo") == 0) { - return (do_thermo (argv)); - } - if (strcmp (argv[1], "touch") == 0) { - return (do_touch (argv)); - } - if (strcmp (argv[1], "serial_number") == 0) { - return (do_serial_number (argv)); - } - break; - - case 4: - if (strcmp (argv[1], "led") == 0) { - return (do_led (argv)); - } - if (strcmp (argv[1], "rs485") == 0) { - return (do_rs485 (argv)); - } - if (strcmp (argv[1], "serial_number") == 0) { - return (do_serial_number (argv)); - } - break; + if (strcmp (argv[1], "full_bridge") == 0) { + return (do_full_bridge (argv)); + } + if (strcmp (argv[1], "dac") == 0) { + return (do_dac (argv)); + } + if (strcmp (argv[1], "motor") == 0) { + return (do_motor (argv)); + } + if (strcmp (argv[1], "pwm") == 0) { + return (do_pwm (argv)); + } + if (strcmp (argv[1], "thermo") == 0) { + return (do_thermo (argv)); + } + if (strcmp (argv[1], "touch") == 0) { + return (do_touch (argv)); + } + if (strcmp (argv[1], "serial_number") == 0) { + return (do_serial_number (argv)); + } + if (strcmp (argv[1], "buzzer") == 0) { + return (do_buzzer (argv)); + } + if (strcmp (argv[1], "gain") == 0) { + return (do_gain (argv)); + } + break; + + case 4: + if (strcmp (argv[1], "led") == 0) { + return (do_led (argv)); + } + if (strcmp (argv[1], "rs485") == 0) { + return (do_rs485 (argv)); + } + if (strcmp (argv[1], "serial_number") == 0) { + return (do_serial_number (argv)); + } + break; + + case 5: + if (strcmp (argv[1], "eeprom") == 0) { + return (do_eeprom (argv)); + } + break; + + case 6: + if (strcmp (argv[1], "eeprom") == 0) { + return (do_eeprom (argv)); + } + break; default: break; } printf ("Usage:\n<command> <parameter1> <parameter2> ...\n"); - return 1; + return 1; } int do_info (void) { - printf ("Stand-alone application for TRAB board function test\n"); - printf ("Built: %s at %s\n", __DATE__ , __TIME__ ); + printf ("Stand-alone application for TRAB board function test\n"); + printf ("Built: %s at %s\n", __DATE__ , __TIME__ ); return 0; } int do_dip (void) { - unsigned int result = 0; - int adc_val; - int i; + unsigned int result = 0; + int adc_val; + int i; /*********************************************************** DIP switch connection (according to wa4-cpu.sp.301.pdf, page 3): @@ -273,10 +320,10 @@ int do_dip (void) for (i = 7; i > 3; i--) { - if ((adc_val = adc_read (i)) == -1) { - printf ("Channel %d could not be read\n", i); - return 1; - } + if ((adc_val = adc_read (i)) == -1) { + printf ("Channel %d could not be read\n", i); + return 1; + } /* * Input voltage (switch open) is 1.8 V. @@ -284,18 +331,18 @@ int do_dip (void) * Set trigger at halve that value. */ if (adc_val < 368) - result |= (1 << (i-4)); - } - - /* print result to console */ - print_identifier (); - for (i = 0; i < 4; i++) { - if ((result & (1 << i)) == 0) - printf("0"); - else - printf("1"); - } - printf("\n"); + result |= (1 << (i-4)); + } + + /* print result to console */ + print_identifier (); + for (i = 0; i < 4; i++) { + if ((result & (1 << i)) == 0) + printf("0"); + else + printf("1"); + } + printf("\n"); return 0; } @@ -303,25 +350,25 @@ int do_dip (void) int do_vcc5v (void) { - int result; - - /* VCC5V is connected to channel 2 */ - - if ((result = adc_read (VCC5V)) == -1) { - printf ("VCC5V could not be read\n"); - return 1; - } - - /* - * Calculate voltage value. Split in two parts because there is no - * floating point support. VCC5V is connected over an resistor divider: - * VCC5V=ADCval*2,5V/1023*(10K+30K)/10K. - */ - print_identifier (); - printf ("%d", (result & 0x3FF)* 10 / 1023); - printf (".%d", ((result & 0x3FF)* 10 % 1023)* 10 / 1023); - printf ("%d V\n", (((result & 0x3FF) * 10 % 1023 ) * 10 % 1023) - * 10 / 1024); + int result; + + /* VCC5V is connected to channel 2 */ + + if ((result = adc_read (VCC5V)) == -1) { + printf ("VCC5V could not be read\n"); + return 1; + } + + /* + * Calculate voltage value. Split in two parts because there is no + * floating point support. VCC5V is connected over an resistor divider: + * VCC5V=ADCval*2,5V/1023*(10K+30K)/10K. + */ + print_identifier (); + printf ("%d", (result & 0x3FF)* 10 / 1023); + printf (".%d", ((result & 0x3FF)* 10 % 1023)* 10 / 1023); + printf ("%d V\n", (((result & 0x3FF) * 10 % 1023 ) * 10 % 1023) + * 10 / 1024); return 0; } @@ -329,299 +376,338 @@ int do_vcc5v (void) int do_vcc12v (void) { - int result; - - if ((result = adc_read (VCC12V)) == -1) { - printf ("VCC12V could not be read\n"); - return 1; - } - - /* - * Calculate voltage value. Split in two parts because there is no - * floating point support. VCC5V is connected over an resistor divider: - * VCC12V=ADCval*2,5V/1023*(30K+270K)/30K. - */ - print_identifier (); - printf ("%d", (result & 0x3FF)* 25 / 1023); - printf (".%d V\n", ((result & 0x3FF)* 25 % 1023) * 10 / 1023); - - return 0; + int result; + + if ((result = adc_read (VCC12V)) == -1) { + printf ("VCC12V could not be read\n"); + return 1; + } + + /* + * Calculate voltage value. Split in two parts because there is no + * floating point support. VCC5V is connected over an resistor divider: + * VCC12V=ADCval*2,5V/1023*(30K+270K)/30K. + */ + print_identifier (); + printf ("%d", (result & 0x3FF)* 25 / 1023); + printf (".%d V\n", ((result & 0x3FF)* 25 % 1023) * 10 / 1023); + + return 0; } static int adc_read (unsigned int channel) { - int j = 1000; /* timeout value for wait loop in us */ - S3C2400_ADC *padc; + int j = 1000; /* timeout value for wait loop in us */ + int result; + S3C2400_ADC *padc; - padc = S3C2400_GetBase_ADC(); - channel &= 0x7; + padc = S3C2400_GetBase_ADC(); + channel &= 0x7; - debug ("%s: adccon %#x\n", __FUNCTION__, padc->ADCCON); - - padc->ADCCON &= ~ADC_STDBM; /* select normal mode */ + padc->ADCCON &= ~ADC_STDBM; /* select normal mode */ padc->ADCCON &= ~(0x7 << 3); /* clear the channel bits */ - padc->ADCCON |= ((channel << 3) | ADC_ENABLE_START); + padc->ADCCON |= ((channel << 3) | ADC_ENABLE_START); + + while (j--) { + if ((padc->ADCCON & ADC_ENABLE_START) == 0) + break; + udelay (1); + } - debug ("%s: reading ch %d, addcon %#x\n", __FUNCTION__, - (padc->ADCCON >> 3) & 0x7, padc->ADCCON); + if (j == 0) { + printf("%s: ADC timeout\n", __FUNCTION__); + padc->ADCCON |= ADC_STDBM; /* select standby mode */ + return -1; + } - while (j--) { - if ((padc->ADCCON & ADC_ENABLE_START) == 0) - break; - udelay (1); - } + result = padc->ADCDAT & 0x3FF; - if (j == 0) { - printf("%s: ADC timeout\n", __FUNCTION__); - padc->ADCCON |= ADC_STDBM; /* select standby mode */ - return -1; - } + padc->ADCCON |= ADC_STDBM; /* select standby mode */ - padc->ADCCON |= ADC_STDBM; /* select standby mode */ + debug ("%s: channel %d, result[DIGIT]=%d\n", __FUNCTION__, + (padc->ADCCON >> 3) & 0x7, result); - debug ("%s: return %#x, adccon %#x\n", __FUNCTION__, padc->ADCDAT & 0x3FF, - padc->ADCCON); + /* + * Wait for ADC to be ready for next conversion. This delay value was + * estimated, because the datasheet does not specify a value. + */ + udelay (1000); - return (padc->ADCDAT & 0x3FF); + return (result); } static void adc_init (void) { - S3C2400_ADC *padc; - - padc = S3C2400_GetBase_ADC(); + S3C2400_ADC *padc; - debug ("%s: adccon %#x\n", __FUNCTION__, padc->ADCCON); + padc = S3C2400_GetBase_ADC(); padc->ADCCON &= ~(0xff << 6); /* clear prescaler bits */ padc->ADCCON |= ((65 << 6) | ADC_PRSCEN); /* set prescaler */ - debug ("%s: init completed: adccon %#x\n", __FUNCTION__, padc->ADCCON); - return; + /* + * Wait some time to avoid problem with very first call of + * adc_read(). Without * this delay, sometimes the first read adc + * value is 0. Perhaps because the * adjustment of prescaler takes + * some clock cycles? + */ + udelay (1000); + + return; } int do_buttons (void) { - int result; - int i; - - result = *CPLD_BUTTONS; /* read CPLD */ - debug ("%s: cpld_taster (32 bit) %#x\n", __FUNCTION__, result); - - /* print result to console */ - print_identifier (); - for (i = 16; i <= 19; i++) { - if ((result & (1 << i)) == 0) - printf("0"); - else - printf("1"); - } - printf("\n"); + int result; + int i; + + result = *CPLD_BUTTONS; /* read CPLD */ + debug ("%s: cpld_taster (32 bit) %#x\n", __FUNCTION__, result); + + /* print result to console */ + print_identifier (); + for (i = 16; i <= 19; i++) { + if ((result & (1 << i)) == 0) + printf("0"); + else + printf("1"); + } + printf("\n"); + return 0; +} + + +int do_power_switch (void) +{ + int result; + + S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); + + /* configure GPE7 as input */ + gpio->PECON &= ~(0x3 << (2 * 7)); + + /* signal GPE7 from power switch is low active: 0=on , 1=off */ + result = ((gpio->PEDAT & (1 << 7)) == (1 << 7)) ? 0 : 1; + + print_identifier (); + printf("%d\n", result); return 0; } int do_fill_level (void) { - int result; + int result; - result = *CPLD_FILL_LEVEL; /* read CPLD */ - debug ("%s: cpld_fuellstand (32 bit) %#x\n", __FUNCTION__, result); + result = *CPLD_FILL_LEVEL; /* read CPLD */ + debug ("%s: cpld_fuellstand (32 bit) %#x\n", __FUNCTION__, result); - /* print result to console */ - print_identifier (); - if ((result & (1 << 16)) == 0) - printf("0\n"); - else - printf("1\n"); + /* print result to console */ + print_identifier (); + if ((result & (1 << 16)) == 0) + printf("0\n"); + else + printf("1\n"); return 0; } int do_rotary_switch (void) { - int result; - - result = *CPLD_ROTARY_SWITCH; /* read CPLD */ - debug ("%s: cpld_inc (32 bit) %#x\n", __FUNCTION__, result); - - *CPLD_ROTARY_SWITCH |= (3 << 16); /* clear direction bits in CPLD */ - - /* print result to console */ - print_identifier (); - if ((result & (1 << 16)) == (1 << 16)) - printf("R"); - if ((result & (1 << 17)) == (1 << 17)) - printf("L"); - if (((result & (1 << 16)) == 0) && ((result & (1 << 17)) == 0)) - printf("0"); - if ((result & (1 << 18)) == 0) - printf("0\n"); - else - printf("1\n"); + int result; + /* + * Please note, that the default values of the direction bits are + * undefined after reset. So it is a good idea, to make first a dummy + * call to this function, to clear the direction bits and set so to + * proper values. + */ + + result = *CPLD_ROTARY_SWITCH; /* read CPLD */ + debug ("%s: cpld_inc (32 bit) %#x\n", __FUNCTION__, result); + + *CPLD_ROTARY_SWITCH |= (3 << 16); /* clear direction bits in CPLD */ + + /* print result to console */ + print_identifier (); + if ((result & (1 << 16)) == (1 << 16)) + printf("R"); + if ((result & (1 << 17)) == (1 << 17)) + printf("L"); + if (((result & (1 << 16)) == 0) && ((result & (1 << 17)) == 0)) + printf("0"); + if ((result & (1 << 18)) == 0) + printf("0\n"); + else + printf("1\n"); return 0; } int do_vfd_id (void) { - int i; - long int pcup_old, pccon_old; - int vfd_board_id; - S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); + int i; + long int pcup_old, pccon_old; + int vfd_board_id; + S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); /* try to red vfd board id from the value defined by pull-ups */ - pcup_old = gpio->PCUP; - pccon_old = gpio->PCCON; + pcup_old = gpio->PCUP; + pccon_old = gpio->PCCON; gpio->PCUP = (gpio->PCUP & 0xFFF0); /* activate GPC0...GPC3 pull-ups */ gpio->PCCON = (gpio->PCCON & 0xFFFFFF00); /* configure GPC0...GPC3 as - * inputs */ + * inputs */ udelay (10); /* allow signals to settle */ vfd_board_id = (~gpio->PCDAT) & 0x000F; /* read GPC0...GPC3 port pins */ - gpio->PCCON = pccon_old; - gpio->PCUP = pcup_old; - - /* print vfd_board_id to console */ - print_identifier (); - for (i = 0; i < 4; i++) { - if ((vfd_board_id & (1 << i)) == 0) - printf("0"); - else - printf("1"); - } - printf("\n"); + gpio->PCCON = pccon_old; + gpio->PCUP = pcup_old; + + /* print vfd_board_id to console */ + print_identifier (); + for (i = 0; i < 4; i++) { + if ((vfd_board_id & (1 << i)) == 0) + printf("0"); + else + printf("1"); + } + printf("\n"); return 0; } -int do_buzzer (void) +int do_buzzer (char **argv) { - int counter; + int counter; S3C24X0_TIMERS * const timers = S3C24X0_GetBase_TIMERS(); - S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); - - /* configure pin GPD7 as TOUT2 */ - gpio->PDCON &= ~0xC000; - gpio->PDCON |= 0x8000; + S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); - /* set prescaler for timer 2, 3 and 4 */ - timers->TCFG0 &= ~0xFF00; + /* set prescaler for timer 2, 3 and 4 */ + timers->TCFG0 &= ~0xFF00; timers->TCFG0 |= 0x0F00; - /* set divider for timer 2 */ + /* set divider for timer 2 */ timers->TCFG1 &= ~0xF00; timers->TCFG1 |= 0x300; - /* set frequency */ - counter = (PCLK / BUZZER_FREQ) >> 9; - timers->ch[2].TCNTB = counter; + /* set frequency */ + counter = (PCLK / BUZZER_FREQ) >> 9; + timers->ch[2].TCNTB = counter; timers->ch[2].TCMPB = counter / 2; - debug ("%s: frequency: %d, duration: %d\n", __FUNCTION__, BUZZER_FREQ, - BUZZER_TIME); - - /* start */ - timers->TCON = (timers->TCON | UPDATE2 | RELOAD2) & ~INVERT2; - timers->TCON = (timers->TCON | START2) & ~UPDATE2; + if (strcmp (argv[2], "on") == 0) { + debug ("%s: frequency: %d\n", __FUNCTION__, + BUZZER_FREQ); - udelay (BUZZER_TIME); + /* configure pin GPD7 as TOUT2 */ + gpio->PDCON &= ~0xC000; + gpio->PDCON |= 0x8000; - /* stop */ - timers->TCON &= ~(START2 | RELOAD2); + /* start */ + timers->TCON = (timers->TCON | UPDATE2 | RELOAD2) & + ~INVERT2; + timers->TCON = (timers->TCON | START2) & ~UPDATE2; + return (0); + } + else if (strcmp (argv[2], "off") == 0) { + /* stop */ + timers->TCON &= ~(START2 | RELOAD2); + + /* configure GPD7 as output and set to low */ + gpio->PDCON &= ~0xC000; + gpio->PDCON |= 0x4000; + gpio->PDDAT &= ~0x80; + return (0); + } - /* port pin configuration */ - gpio->PDCON &= ~0xC000; - gpio->PDCON |= 0x4000; - gpio->PDDAT &= ~0x80; - return 0; + printf ("%s: invalid parameter %s\n", __FUNCTION__, argv[2]); + return 1; } int do_led (char **argv) { - S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); + S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); - /* configure PC14 and PC15 as output */ - gpio->PCCON &= ~(0xF << 28); - gpio->PCCON |= (0x5 << 28); + /* configure PC14 and PC15 as output */ + gpio->PCCON &= ~(0xF << 28); + gpio->PCCON |= (0x5 << 28); - /* configure PD0 and PD4 as output */ - gpio->PDCON &= ~((0x3 << 8) | 0x3); - gpio->PDCON |= ((0x1 << 8) | 0x1); + /* configure PD0 and PD4 as output */ + gpio->PDCON &= ~((0x3 << 8) | 0x3); + gpio->PDCON |= ((0x1 << 8) | 0x1); - switch (simple_strtoul(argv[2], NULL, 10)) { + switch (simple_strtoul(argv[2], NULL, 10)) { case 0: case 1: break; - case 2: - if (strcmp (argv[3], "on") == 0) - gpio->PCDAT |= (1 << 14); - else - gpio->PCDAT &= ~(1 << 14); - return 0; - - case 3: - if (strcmp (argv[3], "on") == 0) - gpio->PCDAT |= (1 << 15); - else - gpio->PCDAT &= ~(1 << 15); - return 0; - - case 4: - if (strcmp (argv[3], "on") == 0) - gpio->PDDAT |= (1 << 0); - else - gpio->PDDAT &= ~(1 << 0); - return 0; - - case 5: - if (strcmp (argv[3], "on") == 0) - gpio->PDDAT |= (1 << 4); - else - gpio->PDDAT &= ~(1 << 4); - return 0; - - default: - break; - - } - printf ("%s: invalid parameter %s\n", __FUNCTION__, argv[2]); - return 1; + case 2: + if (strcmp (argv[3], "on") == 0) + gpio->PCDAT |= (1 << 14); + else + gpio->PCDAT &= ~(1 << 14); + return 0; + + case 3: + if (strcmp (argv[3], "on") == 0) + gpio->PCDAT |= (1 << 15); + else + gpio->PCDAT &= ~(1 << 15); + return 0; + + case 4: + if (strcmp (argv[3], "on") == 0) + gpio->PDDAT |= (1 << 0); + else + gpio->PDDAT &= ~(1 << 0); + return 0; + + case 5: + if (strcmp (argv[3], "on") == 0) + gpio->PDDAT |= (1 << 4); + else + gpio->PDDAT &= ~(1 << 4); + return 0; + + default: + break; + + } + printf ("%s: invalid parameter %s\n", __FUNCTION__, argv[2]); + return 1; } int do_full_bridge (char **argv) { - S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); - - /* configure PD5 and PD6 as output */ - gpio->PDCON &= ~((0x3 << 5*2) | (0x3 << 6*2)); - gpio->PDCON |= ((0x1 << 5*2) | (0x1 << 6*2)); - - if (strcmp (argv[2], "+") == 0) { - gpio->PDDAT |= (1 << 5); - gpio->PDDAT |= (1 << 6); - return 0; - } - else if (strcmp (argv[2], "-") == 0) { - gpio->PDDAT &= ~(1 << 5); - gpio->PDDAT |= (1 << 6); - return 0; - } - else if (strcmp (argv[2], "off") == 0) { - gpio->PDDAT &= ~(1 << 5); - gpio->PDDAT &= ~(1 << 6); - return 0; - } - printf ("%s: invalid parameter %s\n", __FUNCTION__, argv[2]); - return 1; + S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); + + /* configure PD5 and PD6 as output */ + gpio->PDCON &= ~((0x3 << 5*2) | (0x3 << 6*2)); + gpio->PDCON |= ((0x1 << 5*2) | (0x1 << 6*2)); + + if (strcmp (argv[2], "+") == 0) { + gpio->PDDAT |= (1 << 5); + gpio->PDDAT |= (1 << 6); + return 0; + } + else if (strcmp (argv[2], "-") == 0) { + gpio->PDDAT &= ~(1 << 5); + gpio->PDDAT |= (1 << 6); + return 0; + } + else if (strcmp (argv[2], "off") == 0) { + gpio->PDDAT &= ~(1 << 5); + gpio->PDDAT &= ~(1 << 6); + return 0; + } + printf ("%s: invalid parameter %s\n", __FUNCTION__, argv[2]); + return 1; } /* val must be in [0, 4095] */ @@ -633,77 +719,77 @@ static inline unsigned long tsc2000_to_uv (u16 val) int do_dac (char **argv) { - int brightness; + int brightness; - /* initialize SPI */ - spi_init (); + /* initialize SPI */ + spi_init (); - if (((brightness = simple_strtoul (argv[2], NULL, 10)) < 0) || - (brightness > 255)) { - printf ("%s: invalid parameter %s\n", __FUNCTION__, argv[2]); - return 1; - } - tsc2000_write(TSC2000_REG_DACCTL, 0x0); /* Power up DAC */ + if (((brightness = simple_strtoul (argv[2], NULL, 10)) < 0) || + (brightness > 255)) { + printf ("%s: invalid parameter %s\n", __FUNCTION__, argv[2]); + return 1; + } + tsc2000_write(TSC2000_REG_DACCTL, 0x0); /* Power up DAC */ tsc2000_write(TSC2000_REG_DAC, brightness & 0xff); - return 0; + return 0; } int do_v_bat (void) { - unsigned long ret, res; + unsigned long ret, res; - /* initialize SPI */ - spi_init (); + /* initialize SPI */ + spi_init (); tsc2000_write(TSC2000_REG_ADC, 0x1836); - /* now wait for data available */ - adc_wait_conversion_done(); + /* now wait for data available */ + adc_wait_conversion_done(); ret = tsc2000_read(TSC2000_REG_BAT1); res = (tsc2000_to_uv(ret) + 1250) / 2500; res += (ERROR_BATTERY * res) / 1000; - print_identifier (); - printf ("%ld", (res / 100)); - printf (".%ld", ((res % 100) / 10)); - printf ("%ld V\n", (res % 10)); + print_identifier (); + printf ("%ld", (res / 100)); + printf (".%ld", ((res % 100) / 10)); + printf ("%ld V\n", (res % 10)); return 0; } int do_pressure (void) { - /* initialize SPI */ - spi_init (); + /* initialize SPI */ + spi_init (); - tsc2000_write(TSC2000_REG_ADC, 0x2436); + tsc2000_write(TSC2000_REG_ADC, 0x2436); - /* now wait for data available */ - adc_wait_conversion_done(); + /* now wait for data available */ + adc_wait_conversion_done(); - print_identifier (); - printf ("%d\n", tsc2000_read(TSC2000_REG_AUX2)); + print_identifier (); + printf ("%d\n", tsc2000_read(TSC2000_REG_AUX2)); return 0; } int do_motor_contact (void) { - int result; - - result = *CPLD_FILL_LEVEL; /* read CPLD */ - debug ("%s: cpld_fuellstand (32 bit) %#x\n", __FUNCTION__, result); - - /* print result to console */ - print_identifier (); - if ((result & (1 << 17)) == 0) - printf("0\n"); - else - printf("1\n"); - return 0; + int result; + + result = *CPLD_FILL_LEVEL; /* read CPLD */ + debug ("%s: cpld_fuellstand (32 bit) %#x\n", __FUNCTION__, result); + + /* print result to console */ + print_identifier (); + if ((result & (1 << 17)) == 0) + printf("0\n"); + else + printf("1\n"); + return 0; } int do_motor (char **argv) @@ -714,276 +800,341 @@ int do_motor (char **argv) gpio->PGCON &= ~(0x3 << 0); gpio->PGCON |= (0x1 << 0); - if (strcmp (argv[2], "on") == 0) { - gpio->PGDAT &= ~(1 << 0); - return 0; - } - if (strcmp (argv[2], "off") == 0) { - gpio->PGDAT |= (1 << 0); - return 0; - } - printf ("%s: invalid parameter %s\n", __FUNCTION__, argv[2]); - return 1; + if (strcmp (argv[2], "on") == 0) { + gpio->PGDAT &= ~(1 << 0); + return 0; + } + if (strcmp (argv[2], "off") == 0) { + gpio->PGDAT |= (1 << 0); + return 0; + } + printf ("%s: invalid parameter %s\n", __FUNCTION__, argv[2]); + return 1; } static void print_identifier (void) { - printf ("## FKT: "); + printf ("## FKT: "); } int do_pwm (char **argv) { - int counter; - S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); + int counter; + S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); S3C24X0_TIMERS * const timers = S3C24X0_GetBase_TIMERS(); - if (strcmp (argv[2], "on") == 0) { - /* configure pin GPD8 as TOUT3 */ - gpio->PDCON &= ~(0x3 << 8*2); - gpio->PDCON |= (0x2 << 8*2); - - /* set prescaler for timer 2, 3 and 4 */ - timers->TCFG0 &= ~0xFF00; - timers->TCFG0 |= 0x0F00; - - /* set divider for timer 3 */ - timers->TCFG1 &= ~(0xf << 12); - timers->TCFG1 |= (0x3 << 12); - - /* set frequency */ - counter = (PCLK / PWM_FREQ) >> 9; - timers->ch[3].TCNTB = counter; - timers->ch[3].TCMPB = counter / 2; - - /* start timer */ - timers->TCON = (timers->TCON | UPDATE3 | RELOAD3) & ~INVERT3; - timers->TCON = (timers->TCON | START3) & ~UPDATE3; - return 0; - } - if (strcmp (argv[2], "off") == 0) { - - /* stop timer */ - timers->TCON &= ~(START2 | RELOAD2); - - /* configure pin GPD8 as output and set to 0 */ - gpio->PDCON &= ~(0x3 << 8*2); - gpio->PDCON |= (0x1 << 8*2); - gpio->PDDAT &= ~(1 << 8); - return 0; - } - printf ("%s: invalid parameter %s\n", __FUNCTION__, argv[2]); - return 1; + if (strcmp (argv[2], "on") == 0) { + /* configure pin GPD8 as TOUT3 */ + gpio->PDCON &= ~(0x3 << 8*2); + gpio->PDCON |= (0x2 << 8*2); + + /* set prescaler for timer 2, 3 and 4 */ + timers->TCFG0 &= ~0xFF00; + timers->TCFG0 |= 0x0F00; + + /* set divider for timer 3 */ + timers->TCFG1 &= ~(0xf << 12); + timers->TCFG1 |= (0x3 << 12); + + /* set frequency */ + counter = (PCLK / PWM_FREQ) >> 9; + timers->ch[3].TCNTB = counter; + timers->ch[3].TCMPB = counter / 2; + + /* start timer */ + timers->TCON = (timers->TCON | UPDATE3 | RELOAD3) & ~INVERT3; + timers->TCON = (timers->TCON | START3) & ~UPDATE3; + return 0; + } + if (strcmp (argv[2], "off") == 0) { + + /* stop timer */ + timers->TCON &= ~(START2 | RELOAD2); + + /* configure pin GPD8 as output and set to 0 */ + gpio->PDCON &= ~(0x3 << 8*2); + gpio->PDCON |= (0x1 << 8*2); + gpio->PDDAT &= ~(1 << 8); + return 0; + } + printf ("%s: invalid parameter %s\n", __FUNCTION__, argv[2]); + return 1; } int do_thermo (char **argv) { - int channel, res; - - tsc2000_reg_init (); - tsc2000_set_range (3); - - if (strcmp (argv[2], "all") == 0) { - int i; - for (i=0; i <= 15; i++) { - res = tsc2000_read_channel(i); - print_identifier (); - printf ("c%d: %d\n", i, res); - } - return 0; - } - channel = simple_strtoul (argv[2], NULL, 10); - res = tsc2000_read_channel(channel); - print_identifier (); - printf ("%d\n", res); - return 0; /* return OK */ + int channel, res; + + tsc2000_reg_init (); + + if (strcmp (argv[2], "all") == 0) { + int i; + for (i=0; i <= 15; i++) { + res = tsc2000_read_channel(i); + print_identifier (); + printf ("c%d: %d\n", i, res); + } + return 0; + } + channel = simple_strtoul (argv[2], NULL, 10); + res = tsc2000_read_channel(channel); + print_identifier (); + printf ("%d\n", res); + return 0; /* return OK */ } int do_touch (char **argv) { - int x, y; - - if (strcmp (argv[2], "tl") == 0) { - touch_wait_pressed(); - touch_read_x_y (&x, &y); - - print_identifier (); - printf ("x=%d y=%d\n", x, y); - return touch_write_clibration_values (CALIB_TL, x, y); - } - else if (strcmp (argv[2], "dr") == 0) { - touch_wait_pressed(); - touch_read_x_y (&x, &y); - - print_identifier (); - printf ("x=%d y=%d\n", x, y); - - return touch_write_clibration_values (CALIB_DR, x, y); - } - return 1; /* return error */ + int x, y; + + if (strcmp (argv[2], "tl") == 0) { +#if CONFIG_TOUCH_WAIT_PRESSED + touch_wait_pressed(); +#else + { + int i; + for (i = 0; i < (TOUCH_TIMEOUT * 1000); i++) { + if (touch_check_pressed ()) { + break; + } + udelay (1000); /* pause 1 ms */ + } + } + if (!touch_check_pressed()) { + print_identifier (); + printf ("error: touch not pressed\n"); + return 1; + } +#endif /* CONFIG_TOUCH_WAIT_PRESSED */ + touch_read_x_y (&x, &y); + + print_identifier (); + printf ("x=%d y=%d\n", x, y); + return touch_write_clibration_values (CALIB_TL, x, y); + } + else if (strcmp (argv[2], "dr") == 0) { +#if CONFIG_TOUCH_WAIT_PRESSED + touch_wait_pressed(); +#else + { + int i; + for (i = 0; i < (TOUCH_TIMEOUT * 1000); i++) { + if (touch_check_pressed ()) { + break; + } + udelay (1000); /* pause 1 ms */ + } + } + if (!touch_check_pressed()) { + print_identifier (); + printf ("error: touch not pressed\n"); + return 1; + } +#endif /* CONFIG_TOUCH_WAIT_PRESSED */ + touch_read_x_y (&x, &y); + + print_identifier (); + printf ("x=%d y=%d\n", x, y); + + return touch_write_clibration_values (CALIB_DR, x, y); + } + return 1; /* not "tl", nor "dr", so return error */ } +#ifdef CONFIG_TOUCH_WAIT_PRESSED static void touch_wait_pressed (void) { - while (!(tsc2000_read(TSC2000_REG_ADC) & TC_PSM)); + while (!(tsc2000_read(TSC2000_REG_ADC) & TC_PSM)); } +#else +static int touch_check_pressed (void) +{ + return (tsc2000_read(TSC2000_REG_ADC) & TC_PSM); +} +#endif /* CONFIG_TOUCH_WAIT_PRESSED */ static int touch_write_clibration_values (int calib_point, int x, int y) { #if (CONFIG_COMMANDS & CFG_CMD_I2C) - tsc2000_reg_init (); - - if (calib_point == CALIB_TL) { - if (i2c_write (I2C_EEPROM_DEV_ADDR, TOUCH_X0, 1, - (char *)&x, 2)) { - printf ("could not write to eeprom\n"); - return 1; - } - udelay(11000); - if (i2c_write (I2C_EEPROM_DEV_ADDR, TOUCH_Y0, 1, - (char *)&y, 2)) { - printf ("could not write to eeprom\n"); - return 1; - } - udelay(11000); - return 0; - } - else if (calib_point == CALIB_DR) { - if (i2c_write (I2C_EEPROM_DEV_ADDR, TOUCH_X1, 1, - (char *)&x, 2)) { - printf ("could not write to eeprom\n"); - return 1; - } - udelay(11000); - if (i2c_write (I2C_EEPROM_DEV_ADDR, TOUCH_Y1, 1, - (char *)&y, 2)) { - printf ("could not write to eeprom\n"); - return 1; - } - udelay(11000); - return 0; - } - return 1; + int x_verify = 0; + int y_verify = 0; + + tsc2000_reg_init (); + + if (calib_point == CALIB_TL) { + if (i2c_write_multiple (I2C_EEPROM_DEV_ADDR, TOUCH_X0, 1, + (char *)&x, 2)) { + return 1; + } + if (i2c_write_multiple (I2C_EEPROM_DEV_ADDR, TOUCH_Y0, 1, + (char *)&y, 2)) { + return 1; + } + + /* verify written values */ + if (i2c_read_multiple (I2C_EEPROM_DEV_ADDR, TOUCH_X0, 1, + (char *)&x_verify, 2)) { + return 1; + } + if (i2c_read_multiple (I2C_EEPROM_DEV_ADDR, TOUCH_Y0, 1, + (char *)&y_verify, 2)) { + return 1; + } + if ((y != y_verify) || (x != x_verify)) { + print_identifier (); + printf ("error: verify error\n"); + return 1; + } + return 0; /* no error */ + } + else if (calib_point == CALIB_DR) { + if (i2c_write_multiple (I2C_EEPROM_DEV_ADDR, TOUCH_X1, 1, + (char *)&x, 2)) { + return 1; + } + if (i2c_write_multiple (I2C_EEPROM_DEV_ADDR, TOUCH_Y1, 1, + (char *)&y, 2)) { + return 1; + } + + /* verify written values */ + if (i2c_read_multiple (I2C_EEPROM_DEV_ADDR, TOUCH_X1, 1, + (char *)&x_verify, 2)) { + return 1; + } + if (i2c_read_multiple (I2C_EEPROM_DEV_ADDR, TOUCH_Y1, 1, + (char *)&y_verify, 2)) { + return 1; + } + if ((y != y_verify) || (x != x_verify)) { + print_identifier (); + printf ("error: verify error\n"); + return 1; + } + return 0; + } + return 1; #else - printf ("No I2C support enabled (CFG_CMD_I2C), could not write " - "to EEPROM\n"); - return (1); + printf ("No I2C support enabled (CFG_CMD_I2C), could not write " + "to EEPROM\n"); + return (1); #endif /* CFG_CMD_I2C */ } static void touch_read_x_y (int *px, int *py) { - tsc2000_write(TSC2000_REG_ADC, DEFAULT_ADC | TC_AD0 | TC_AD1); - adc_wait_conversion_done(); - *px = tsc2000_read(TSC2000_REG_X); + tsc2000_write(TSC2000_REG_ADC, DEFAULT_ADC | TC_AD0 | TC_AD1); + adc_wait_conversion_done(); + *px = tsc2000_read(TSC2000_REG_X); - tsc2000_write(TSC2000_REG_ADC, DEFAULT_ADC | TC_AD2); - adc_wait_conversion_done(); - *py = tsc2000_read(TSC2000_REG_Y); + tsc2000_write(TSC2000_REG_ADC, DEFAULT_ADC | TC_AD2); + adc_wait_conversion_done(); + *py = tsc2000_read(TSC2000_REG_Y); } int do_rs485 (char **argv) { - int timeout; - char data[RS485_MAX_RECEIVE_BUF_LEN]; - - if (strcmp (argv[2], "send") == 0) { - return (rs485_send_line (argv[3])); - } - else if (strcmp (argv[2], "receive") == 0) { - timeout = simple_strtoul(argv[3], NULL, 10); - if (rs485_receive_chars (data, timeout) != 0) { - print_identifier (); - printf ("## nothing received\n"); - return (1); - } - else { - print_identifier (); - printf ("%s\n", data); - return (0); - } - } - printf ("%s: unknown command %s\n", __FUNCTION__, argv[2]); - return (1); /* unknown command, return error */ + int timeout; + char data[RS485_MAX_RECEIVE_BUF_LEN]; + + if (strcmp (argv[2], "send") == 0) { + return (rs485_send_line (argv[3])); + } + else if (strcmp (argv[2], "receive") == 0) { + timeout = simple_strtoul(argv[3], NULL, 10); + if (rs485_receive_chars (data, timeout) != 0) { + print_identifier (); + printf ("## nothing received\n"); + return (1); + } + else { + print_identifier (); + printf ("%s\n", data); + return (0); + } + } + printf ("%s: unknown command %s\n", __FUNCTION__, argv[2]); + return (1); /* unknown command, return error */ } static int rs485_send_line (const char *data) { - rs485_init (); - trab_rs485_enable_tx (); - rs485_puts (data); - rs485_putc ('\n'); + rs485_init (); + trab_rs485_enable_tx (); + rs485_puts (data); + rs485_putc ('\n'); - return (0); + return (0); } static int rs485_receive_chars (char *data, int timeout) { - int i; - int receive_count = 0; - - rs485_init (); - trab_rs485_enable_rx (); - - /* test every 1 ms for received characters to avoid a receive FIFO - * overrun (@ 38.400 Baud) */ - for (i = 0; i < (timeout * 1000); i++) { - while (rs485_tstc ()) { - if (receive_count >= RS485_MAX_RECEIVE_BUF_LEN-1) - break; - *data++ = rs485_getc (); - receive_count++; - } - udelay (1000); /* pause 1 ms */ - } - *data = '\0'; /* terminate string */ - - if (receive_count == 0) - return (1); - else - return (0); + int i; + int receive_count = 0; + + rs485_init (); + trab_rs485_enable_rx (); + + /* test every 1 ms for received characters to avoid a receive FIFO + * overrun (@ 38.400 Baud) */ + for (i = 0; i < (timeout * 1000); i++) { + while (rs485_tstc ()) { + if (receive_count >= RS485_MAX_RECEIVE_BUF_LEN-1) + break; + *data++ = rs485_getc (); + receive_count++; + } + udelay (1000); /* pause 1 ms */ + } + *data = '\0'; /* terminate string */ + + if (receive_count == 0) + return (1); + else + return (0); } int do_serial_number (char **argv) { #if (CONFIG_COMMANDS & CFG_CMD_I2C) - unsigned int serial_number; - - if (strcmp (argv[2], "read") == 0) { - if (i2c_read (I2C_EEPROM_DEV_ADDR, SERIAL_NUMBER, 1, - (char *)&serial_number, 4)) { - printf ("could not read from eeprom\n"); - return (1); - } - print_identifier (); - printf ("%08d\n", serial_number); - return (0); - } - else if (strcmp (argv[2], "write") == 0) { - serial_number = simple_strtoul(argv[3], NULL, 10); - if (i2c_write (I2C_EEPROM_DEV_ADDR, SERIAL_NUMBER, 1, - (char *)&serial_number, 4)) { - printf ("could not write to eeprom\n"); - return (1); - } - return (0); - } - printf ("%s: unknown command %s\n", __FUNCTION__, argv[2]); - return (1); /* unknown command, return error */ + unsigned int serial_number; + + if (strcmp (argv[2], "read") == 0) { + if (i2c_read (I2C_EEPROM_DEV_ADDR, SERIAL_NUMBER, 1, + (char *)&serial_number, 4)) { + printf ("could not read from eeprom\n"); + return (1); + } + print_identifier (); + printf ("%08d\n", serial_number); + return (0); + } + else if (strcmp (argv[2], "write") == 0) { + serial_number = simple_strtoul(argv[3], NULL, 10); + if (i2c_write (I2C_EEPROM_DEV_ADDR, SERIAL_NUMBER, 1, + (char *)&serial_number, 4)) { + printf ("could not write to eeprom\n"); + return (1); + } + return (0); + } + printf ("%s: unknown command %s\n", __FUNCTION__, argv[2]); + return (1); /* unknown command, return error */ #else - printf ("No I2C support enabled (CFG_CMD_I2C), could not write " - "to EEPROM\n"); - return (1); + printf ("No I2C support enabled (CFG_CMD_I2C), could not write " + "to EEPROM\n"); + return (1); #endif /* CFG_CMD_I2C */ } @@ -991,29 +1142,29 @@ int do_serial_number (char **argv) int do_crc16 (void) { #if (CONFIG_COMMANDS & CFG_CMD_I2C) - int crc; - char buf[EEPROM_MAX_CRC_BUF]; - - if (i2c_read (I2C_EEPROM_DEV_ADDR, 0, 1, buf, 60)) { - printf ("could not read from eeprom\n"); - return (1); - } - crc = 0; /* start value of crc calculation */ - crc = updcrc (crc, buf, 60); - - print_identifier (); - printf ("crc16=%#04x\n", crc); - - if (i2c_write (I2C_EEPROM_DEV_ADDR, CRC16, 1, (char *)&crc, - sizeof (crc))) { - printf ("could not read from eeprom\n"); - return (1); - } - return (0); + int crc; + char buf[EEPROM_MAX_CRC_BUF]; + + if (i2c_read (I2C_EEPROM_DEV_ADDR, 0, 1, buf, 60)) { + printf ("could not read from eeprom\n"); + return (1); + } + crc = 0; /* start value of crc calculation */ + crc = updcrc (crc, buf, 60); + + print_identifier (); + printf ("crc16=%#04x\n", crc); + + if (i2c_write (I2C_EEPROM_DEV_ADDR, CRC16, 1, (char *)&crc, + sizeof (crc))) { + printf ("could not read from eeprom\n"); + return (1); + } + return (0); #else - printf ("No I2C support enabled (CFG_CMD_I2C), could not write " - "to EEPROM\n"); - return (1); + printf ("No I2C support enabled (CFG_CMD_I2C), could not write " + "to EEPROM\n"); + return (1); #endif /* CFG_CMD_I2C */ } @@ -1080,14 +1231,183 @@ static unsigned short crctab[1<<B] = { /* as calculated by initcrctab() */ }; static unsigned short updcrc(unsigned short icrc, unsigned char *icp, - unsigned int icnt ) + unsigned int icnt ) +{ + register unsigned short crc = icrc; + register unsigned char *cp = icp; + register unsigned int cnt = icnt; + + while (cnt--) + crc = (crc<<B) ^ crctab[(crc>>(W-B)) ^ *cp++]; + + return (crc); +} + + +int do_gain (char **argv) +{ + int range; + + range = simple_strtoul (argv[2], NULL, 10); + if ((range < 1) || (range > 3)) + { + printf ("%s: invalid parameter %s\n", __FUNCTION__, argv[2]); + return 1; + } + + tsc2000_set_range (range); + return (0); +} + + +int do_eeprom (char **argv) +{ +#if (CONFIG_COMMANDS & CFG_CMD_I2C) + if (strcmp (argv[2], "read") == 0) { + return (trab_eeprom_read (argv)); + } + + else if (strcmp (argv[2], "write") == 0) { + return (trab_eeprom_write (argv)); + } + + printf ("%s: invalid parameter %s\n", __FUNCTION__, argv[2]); + return (1); +#else + printf ("No I2C support enabled (CFG_CMD_I2C), could not write " + "to EEPROM\n"); + return (1); +#endif /* CFG_CMD_I2C */ +} + +#if (CONFIG_COMMANDS & CFG_CMD_I2C) +static int trab_eeprom_read (char **argv) { - register unsigned short crc = icrc; - register unsigned char *cp = icp; - register unsigned int cnt = icnt; + int i; + int len; + unsigned int addr; + long int value = 0; + uchar *buffer; + + buffer = (uchar *) &value; + addr = simple_strtoul (argv[3], NULL, 10); + addr &= 0xfff; + len = simple_strtoul (argv[4], NULL, 10); + if ((len < 1) || (len > 4)) { + printf ("%s: invalid parameter %s\n", __FUNCTION__, + argv[4]); + return (1); + } + for (i = 0; i < len; i++) { + if (i2c_read (I2C_EEPROM_DEV_ADDR, addr+i, 1, buffer+i, 1)) { + printf ("%s: could not read from i2c device %#x" + ", addr %d\n", __FUNCTION__, + I2C_EEPROM_DEV_ADDR, addr); + return (1); + } + } + print_identifier (); + if (strcmp (argv[5], "-") == 0) { + if (len == 1) + printf ("%d\n", (signed char) value); + else if (len == 2) + printf ("%d\n", (signed short int) value); + else + printf ("%ld\n", value); + } + else { + if (len == 1) + printf ("%d\n", (unsigned char) value); + else if (len == 2) + printf ("%d\n", (unsigned short int) value); + else + printf ("%ld\n", (unsigned long int) value); + } + return (0); +} + +static int trab_eeprom_write (char **argv) +{ + int i; + int len; + unsigned int addr; + long int value = 0; + uchar *buffer; + + buffer = (uchar *) &value; + addr = simple_strtoul (argv[3], NULL, 10); + addr &= 0xfff; + len = simple_strtoul (argv[4], NULL, 10); + if ((len < 1) || (len > 4)) { + printf ("%s: invalid parameter %s\n", __FUNCTION__, + argv[4]); + return (1); + } + value = simple_strtol (argv[5], NULL, 10); + debug ("value=%ld\n", value); + for (i = 0; i < len; i++) { + if (i2c_write (I2C_EEPROM_DEV_ADDR, addr+i, 1, buffer+i, 1)) { + printf ("%s: could not write to i2c device %d" + ", addr %d\n", __FUNCTION__, + I2C_EEPROM_DEV_ADDR, addr); + return (1); + } +#if 0 + printf ("chip=%#x, addr+i=%#x+%d=%p, alen=%d, *buffer+i=" + "%#x+%d=%p=%#x \n",I2C_EEPROM_DEV_ADDR_DEV_ADDR , addr, + i, addr+i, 1, buffer, i, buffer+i, *(buffer+i)); +#endif + udelay (30000); /* wait for EEPROM ready */ + } + return (0); +} - while (cnt--) - crc = (crc<<B) ^ crctab[(crc>>(W-B)) ^ *cp++]; +int i2c_write_multiple (uchar chip, uint addr, int alen, + uchar *buffer, int len) +{ + int i; - return (crc); + if (alen != 1) { + printf ("%s: addr len other than 1 not supported\n", + __FUNCTION__); + return (1); + } + + for (i = 0; i < len; i++) { + if (i2c_write (chip, addr+i, alen, buffer+i, 1)) { + printf ("%s: could not write to i2c device %d" + ", addr %d\n", __FUNCTION__, chip, addr); + return (1); + } +#if 0 + printf ("chip=%#x, addr+i=%#x+%d=%p, alen=%d, *buffer+i=" + "%#x+%d=%p=\"%.1s\"\n", chip, addr, i, addr+i, + alen, buffer, i, buffer+i, buffer+i); +#endif + + udelay (30000); + } + return (0); } + +int i2c_read_multiple ( uchar chip, uint addr, int alen, + uchar *buffer, int len) +{ + int i; + + if (alen != 1) { + printf ("%s: addr len other than 1 not supported\n", + __FUNCTION__); + return (1); + } + + for (i = 0; i < len; i++) { + if (i2c_read (chip, addr+i, alen, buffer+i, 1)) { + printf ("%s: could not read from i2c device %#x" + ", addr %d\n", __FUNCTION__, chip, addr); + return (1); + } + } + return (0); +} +#endif /* CFG_CMD_I2C */ diff --git a/fs/fat/fat.c b/fs/fat/fat.c index 972ef33..1f27133 100644 --- a/fs/fat/fat.c +++ b/fs/fat/fat.c @@ -33,6 +33,11 @@ #if (CONFIG_COMMANDS & CFG_CMD_FAT) +#ifdef CONFIG_AUTO_UPDATE +/* the VFAT code has a bug which breaks auto update */ +#undef CONFIG_SUPPORT_VFAT +#endif + /* * Convert a string to lowercase. */ diff --git a/include/configs/trab.h b/include/configs/trab.h index e6b43d6..86c3f83 100644 --- a/include/configs/trab.h +++ b/include/configs/trab.h @@ -182,7 +182,7 @@ #define CONFIG_IPADDR 192.168.3.68 #define CONFIG_HOSTNAME trab #define CONFIG_SERVERIP 192.168.3.1 -#define CONFIG_BOOTCOMMAND "run flash_nfs" +#define CONFIG_BOOTCOMMAND "burn_in" #ifndef CONFIG_FLASH_8MB /* current config: 16 MB flash */ #ifdef CFG_HUSH_PARSER @@ -331,9 +331,13 @@ #define CONFIG_MISC_INIT_R /* have misc_init_r() function */ /*----------------------------------------------------------------------- - * burn-in test stuff + * burn-in test stuff. + * + * BURN_IN_CYCLE_DELAY defines the seconds to wait between each burn-in cycle + * Because the burn-in test itself causes also an delay of about 4 seconds, + * this time must be subtracted from the desired overall burn-in cycle time. */ -#define BURN_IN_CYCLE_DELAY 20 /* delay in sec between burn-in test cycles */ +#define BURN_IN_CYCLE_DELAY 296 /* seconds between burn-in cycles */ /*----------------------------------------------------------------------- * Stack sizes |