diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/esd/ar405/ar405.c | 230 | ||||
| -rw-r--r-- | board/esd/ar405/u-boot.lds | 5 |
2 files changed, 232 insertions, 3 deletions
diff --git a/board/esd/ar405/ar405.c b/board/esd/ar405/ar405.c index 979eb3b..14b0e42 100644 --- a/board/esd/ar405/ar405.c +++ b/board/esd/ar405/ar405.c @@ -196,7 +196,12 @@ int checkboard (void) long int initdram (int board_type) { - return (16 * 1024 * 1024); + unsigned long val; + + mtdcr(memcfga, mem_mb0cf); + val = mfdcr(memcfgd); + + return (4*1024*1024 << ((val & 0x000e0000) >> 17)); } /* ------------------------------------------------------------------------- */ @@ -209,4 +214,225 @@ int testdram (void) return (0); } -/* ------------------------------------------------------------------------- */ + +#if 1 /* test-only: some internal test routines... */ +/* + * Some test routines + */ +int do_digtest(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + volatile uchar *digen = (volatile uchar *)0xf03000b4; + volatile ushort *digout = (volatile ushort *)0xf03000b0; + volatile ushort *digin = (volatile ushort *)0xf03000a0; + int i; + int k; + int start; + int end; + + if (argc != 3) { + puts("Usage: digtest n_start n_end (digtest 0 7)\n"); + return 0; + } + + start = simple_strtol (argv[1], NULL, 10); + end = simple_strtol (argv[2], NULL, 10); + + /* + * Enable digital outputs + */ + *digen = 0x08; + + printf("\nStarting digital In-/Out Test from I/O %d to %d (Cntrl-C to abort)...\n", + start, end); + + /* + * Set outputs one by one + */ + for (;;) { + for (i=start; i<=end; i++) { + *digout = 0x0001 << i; + for (k=0; k<200; k++) + udelay(1000); + + if (*digin != (0x0001 << i)) { + printf("ERROR: OUT=0x%04X, IN=0x%04X\n", 0x0001 << i, *digin); + return 0; + } + + /* Abort if ctrl-c was pressed */ + if (ctrlc()) { + puts("\nAbort\n"); + return 0; + } + } + } + + return 0; +} +U_BOOT_CMD( + digtest, 3, 1, do_digtest, + "digtest - Test digital in-/output\n", + NULL + ); + + +#define ERROR_DELTA 256 + +struct io { + volatile short val; + short dummy; +}; + +int do_anatest(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + volatile short val; + int i; + int volt; + struct io *out; + struct io *in; + + out = (struct io *)0xf0300090; + in = (struct io *)0xf0300000; + + i = simple_strtol (argv[1], NULL, 10); + + volt = 0; + printf("Setting Channel %d to %dV...\n", i, volt); + out[i].val = (volt * 0x7fff) / 10; + udelay(10000); + val = in[i*2].val; + printf("-> InChannel %d: 0x%04x=%dV\n", i*2, val, (val * 4000) / 0x7fff); + if ((val < ((volt * 0x7fff) / 40) - ERROR_DELTA) || + (val > ((volt * 0x7fff) / 40) + ERROR_DELTA)) { + printf("ERROR! (min=0x%04x max=0x%04x)\n", ((volt * 0x7fff) / 40) - ERROR_DELTA, + ((volt * 0x7fff) / 40) + ERROR_DELTA); + return -1; + } + val = in[i*2+1].val; + printf("-> InChannel %d: 0x%04x=%dV\n", i*2+1, val, (val * 4000) / 0x7fff); + if ((val < ((volt * 0x7fff) / 40) - ERROR_DELTA) || + (val > ((volt * 0x7fff) / 40) + ERROR_DELTA)) { + printf("ERROR! (min=0x%04x max=0x%04x)\n", ((volt * 0x7fff) / 40) - ERROR_DELTA, + ((volt * 0x7fff) / 40) + ERROR_DELTA); + return -1; + } + + volt = 5; + printf("Setting Channel %d to %dV...\n", i, volt); + out[i].val = (volt * 0x7fff) / 10; + udelay(10000); + val = in[i*2].val; + printf("-> InChannel %d: 0x%04x=%dV\n", i*2, val, (val * 4000) / 0x7fff); + if ((val < ((volt * 0x7fff) / 40) - ERROR_DELTA) || + (val > ((volt * 0x7fff) / 40) + ERROR_DELTA)) { + printf("ERROR! (min=0x%04x max=0x%04x)\n", ((volt * 0x7fff) / 40) - ERROR_DELTA, + ((volt * 0x7fff) / 40) + ERROR_DELTA); + return -1; + } + val = in[i*2+1].val; + printf("-> InChannel %d: 0x%04x=%dV\n", i*2+1, val, (val * 4000) / 0x7fff); + if ((val < ((volt * 0x7fff) / 40) - ERROR_DELTA) || + (val > ((volt * 0x7fff) / 40) + ERROR_DELTA)) { + printf("ERROR! (min=0x%04x max=0x%04x)\n", ((volt * 0x7fff) / 40) - ERROR_DELTA, + ((volt * 0x7fff) / 40) + ERROR_DELTA); + return -1; + } + + volt = 10; + printf("Setting Channel %d to %dV...\n", i, volt); + out[i].val = (volt * 0x7fff) / 10; + udelay(10000); + val = in[i*2].val; + printf("-> InChannel %d: 0x%04x=%dV\n", i*2, val, (val * 4000) / 0x7fff); + if ((val < ((volt * 0x7fff) / 40) - ERROR_DELTA) || + (val > ((volt * 0x7fff) / 40) + ERROR_DELTA)) { + printf("ERROR! (min=0x%04x max=0x%04x)\n", ((volt * 0x7fff) / 40) - ERROR_DELTA, + ((volt * 0x7fff) / 40) + ERROR_DELTA); + return -1; + } + val = in[i*2+1].val; + printf("-> InChannel %d: 0x%04x=%dV\n", i*2+1, val, (val * 4000) / 0x7fff); + if ((val < ((volt * 0x7fff) / 40) - ERROR_DELTA) || + (val > ((volt * 0x7fff) / 40) + ERROR_DELTA)) { + printf("ERROR! (min=0x%04x max=0x%04x)\n", ((volt * 0x7fff) / 40) - ERROR_DELTA, + ((volt * 0x7fff) / 40) + ERROR_DELTA); + return -1; + } + + printf("Channel %d OK!\n", i); + + return 0; +} +U_BOOT_CMD( + anatest, 2, 1, do_anatest, + "anatest - Test analog in-/output\n", + NULL + ); + + +int counter = 0; + +void cyclicInt(void *ptr) +{ + *(ushort *)0xf03000e8 = 0x0800; /* ack int */ + counter++; +} + + +int do_inctest(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + volatile uchar *digout = (volatile uchar *)0xf03000b4; + volatile ulong *incin; + int i; + + incin = (volatile ulong *)0xf0300040; + + /* + * Clear inc counter + */ + incin[0] = 0; + incin[1] = 0; + incin[2] = 0; + incin[3] = 0; + + incin = (volatile ulong *)0xf0300050; + + /* + * Inc a little + */ + for (i=0; i<10000; i++) { + switch (i & 0x03) { + case 0: + *digout = 0x02; + break; + case 1: + *digout = 0x03; + break; + case 2: + *digout = 0x01; + break; + case 3: + *digout = 0x00; + break; + } + udelay(10); + } + + printf("Inc 0 = %ld\n", incin[0]); + printf("Inc 1 = %ld\n", incin[1]); + printf("Inc 2 = %ld\n", incin[2]); + printf("Inc 3 = %ld\n", incin[3]); + + *(ushort *)0xf03000e0 = 0x0c80-1; /* set counter */ + *(ushort *)0xf03000ec |= 0x0800; /* enable int */ + irq_install_handler (30, (interrupt_handler_t *) cyclicInt, NULL); + printf("counter=%d\n", counter); + + return 0; +} +U_BOOT_CMD( + inctest, 3, 1, do_inctest, + "inctest - Test incremental encoder inputs\n", + NULL + ); +#endif diff --git a/board/esd/ar405/u-boot.lds b/board/esd/ar405/u-boot.lds index 3bb4304..fcba23b 100644 --- a/board/esd/ar405/u-boot.lds +++ b/board/esd/ar405/u-boot.lds @@ -83,7 +83,10 @@ SECTIONS common/lists.o (.text) common/main.o (.text) - . = env_offset; +/* + . = DEFINED(env_offset) ? env_offset : .; + common/environment.o (.ppcenv) +*/ common/environment.o (.text) *(.text) |