50 lines
1.1 KiB
C++
50 lines
1.1 KiB
C++
#include "sh7091/sh7091.hpp"
|
|
#include "sh7091/serial.hpp"
|
|
#include "sh7091/serial_dma.hpp"
|
|
|
|
int main()
|
|
{
|
|
serial::init(4);
|
|
|
|
uint8_t buf[4] __attribute__((aligned(32))) = {0};
|
|
uint8_t * bufi =
|
|
reinterpret_cast<uint8_t *>(0xa000'0000
|
|
| reinterpret_cast<uint32_t>(buf));
|
|
|
|
for (int i = 0; i < 10000; i++) {
|
|
asm volatile ("nop;");
|
|
}
|
|
|
|
serial::integer(sh7091.DMAC.CHCR1);
|
|
serial::integer(sh7091.DMAC.DMAOR);
|
|
|
|
serial::string("DAR\n");
|
|
|
|
sh7091.DMAC.DAR1 = reinterpret_cast<uint32_t>(&bufi[0]);
|
|
|
|
serial::integer(sh7091.DMAC.DAR1);
|
|
serial::integer(reinterpret_cast<uint32_t>(&bufi[0]));
|
|
|
|
|
|
serial::string("wait\n");
|
|
|
|
while (true) {
|
|
serial::recv_dma(reinterpret_cast<uint32_t>(bufi), 4);
|
|
|
|
while ((sh7091.DMAC.CHCR1 & dmac::chcr::te::transfers_completed) == 0) {
|
|
};
|
|
|
|
for (uint32_t i = 0; i < 4; i++) {
|
|
serial::hexlify(bufi[i]);
|
|
serial::character(' ');
|
|
}
|
|
serial::string("end\n");
|
|
serial::integer(sh7091.DMAC.DAR1);
|
|
|
|
while ((sh7091.SCIF.SCFSR2 & 0x60) != 0x60) {}
|
|
for (int i = 0; i < 1000000; i++) {
|
|
asm volatile ("nop;");
|
|
}
|
|
}
|
|
}
|