62 lines
1.4 KiB
C
62 lines
1.4 KiB
C
/************************************************************************
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*
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************************************************************************/
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#include "sys/sbd.h"
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#include "sys/hpc3.h"
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#include "sys/hal2.h"
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main()
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{
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hal2_configure_pbus_pio();
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hal2_bres2_ctrl1();
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}
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void
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hal2_bres2_ctrl1()
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{
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volatile unsigned long *idr0 = (unsigned long *)PHYS_TO_K1(HAL2_IDR0);
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volatile unsigned long *iar = (unsigned long *)PHYS_TO_K1(HAL2_IAR);
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volatile unsigned long *isr = (unsigned long *)PHYS_TO_K1(HAL2_ISR);
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unsigned short value;
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unsigned short readback[2];
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unsigned int errors[3], total;
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int i, j;
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printf("Entering HAL2_BRES2_CTRL1 test\n");
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/* initialize the counts */
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total = 0;
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for (i = 0; i < 3; i++) {
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errors[i] = 0;
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}
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for (j = 0; j < 1000000; j++) {
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for (i = 0; i < 3; i++) {
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value = i;
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*idr0 = value;
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*iar = HAL2_BRES2_CTRL1_W;
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/* spin */
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while (*isr & HAL2_ISR_TSTATUS);
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*idr0 = 0xbadbad;
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*iar = HAL2_BRES2_CTRL1_R;
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while (*isr & HAL2_ISR_TSTATUS);
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readback[0] = *idr0;
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if (readback[0] != value) {
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errors[value]++;
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total++;
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}
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}
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}
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if (total) {
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printf("errors:\n");
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for (i = 0; i < 3; i++) {
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printf("0x%x : %d\n", i, errors[i]);
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}
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}
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printf("Exiting HAL2_BRES2_CTRL1 test\n");
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}
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