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-rw-r--r--board/esd/ar405/ar405.c230
-rw-r--r--board/esd/ar405/u-boot.lds5
2 files changed, 232 insertions, 3 deletions
diff --git a/board/esd/ar405/ar405.c b/board/esd/ar405/ar405.c
index 979eb3bf57b..14b0e42890f 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 3bb43041987..fcba23b6846 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)
generated by cgit v1.2.3 (git 2.0.4) at 2024-11-18 03:01:04 +0000