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#define _DEFAULT_SOURCE
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#define _POSIX_C_SOURCE 199309L
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#include <sys/types.h>
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#include "pcilib/kmem.h"
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#define DEVICE "/dev/fpga0"
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#define WR(addr, value) { *(uint32_t*)(bar + addr) = value; }
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#define RD(addr, value) { value = *(uint32_t*)(bar + addr); }
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int main(int argc, char *argv[]) {
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pcilib_kmem_handle_t *kbuf;
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pci = pcilib_open(DEVICE, PCILIB_MODEL_DETECT);
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printf("pcilib_open\n");
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kbuf = pcilib_alloc_kernel_memory(pci, PCILIB_KMEM_TYPE_PAGE, 1, 4096, 4096, 0, 0);
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volatile uint32_t *ua = pcilib_kmem_get_ua(pci, kbuf);
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uintptr_t pa = pcilib_kmem_get_pa(pci, kbuf);
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printf("User: %p\n", ua);
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printf("HW : 0x%lx\n", pa);
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int fd = open("/sys/class/test/test0/test_request", O_RDWR);
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sprintf(res, "%p", ua);
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write(fd, res, strlen(res));
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lseek(fd, SEEK_SET, 0);
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bytes = read(fd, res, sizeof(res) - 1);
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pcilib_free_kernel_memory(pci, kbuf, 0);