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raven_spn: add check if input-/ref-data fits into memory

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This commit is contained in:
Johannes Wirth
2022-03-10 13:11:10 +01:00
parent a14ff554b0
commit 8450f85c93
2 changed files with 33 additions and 17 deletions
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50
raven_spn/src/raven_spn.cpp
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@@ -48,6 +48,17 @@ int main() {
configure_irq(2, spn1_interrupt_handler);
configure_irq(22, spn2_interrupt_handler);
uint32_t step = 100000;
uint32_t iterations = 10;
int in_addr = 0x30000000; // place input samples in the SPI memory
int out_addr1 = 0x3C000000;
int out_addr2 = 0x3E000000;
spn_1::mode_reg() = 1;
spn_1::start_reg() = 1;
wait_for_spn1_interrupt();
@@ -74,39 +85,44 @@ int main() {
uint32_t result_bytes = 8;
printf("Result Bytes: %d\n", result_bytes);
const uint32_t amount_of_input_samples = 50000;
uint32_t step = 50000;
uint32_t iterations = 5;
uint32_t in_bytes = step * sample_bytes;
uint32_t out_bytes = step * result_bytes;
uint32_t total_in = in_bytes * iterations;
if (total_in > (out_addr1 - in_addr)) {
printf("ERROR: input data requires %d bytes, only %d bytes available\n", total_in, out_addr1 - in_addr);
return 1;
}
if (out_bytes > (out_addr2 - out_addr1)) {
printf("ERROR: output data requires %d bytes, only %d bytes available\n", out_bytes, out_addr2 - out_addr1);
return 1;
}
uint32_t in_beats = (step * sample_bytes) / axi_bytes;
uint32_t in_beats = in_bytes / axi_bytes;
if (in_beats * axi_bytes < step * sample_bytes) in_beats++;
uint32_t out_beats = (step * result_bytes) / axi_bytes;
uint32_t out_beats = out_bytes / axi_bytes;
if (out_beats * axi_bytes < step * result_bytes) out_beats++;
int in_addr = 0x20010000; // place input samples in the SPI memory
int out_addr1 = 0x20510000;
int out_addr2 = 0x205F0000;
uint32_t current_in_addr = in_addr;
// inject SPN input data
spn_checker::input_addr_reg() = in_addr;
spn_checker::input_addr_reg() = current_in_addr;
spn_checker::num_input_samples_reg() = sample_bytes * step * iterations;
spn_checker::start_data_trans_reg() = 1;
spn_checker::output_addr_reg() = out_addr1;
spn_checker::output_addr2_reg() = out_addr2;
for (int k = 0; k < iterations*step; k+=step) {
run_xspn1(in_addr, out_addr1, step, in_beats, out_beats);
run_xspn2(in_addr, out_addr2, step, in_beats, out_beats);
run_xspn1(current_in_addr, out_addr1, step, in_beats, out_beats);
run_xspn2(current_in_addr, out_addr2, step, in_beats, out_beats);
wait_for_spn_interrupts();
printf("XSPN finished\n");
spn_checker::offset_reg() = k;
spn_checker::length_reg() = step;
spn_checker::start_result_check_reg() = 1;
in_addr += step * sample_bytes; // 5 bytes in each sample
if (k == amount_of_input_samples) {
in_addr = 0x20010000;
}
current_in_addr += step * sample_bytes; // 5 bytes in each sample (NIPS5)
}
return 0;