Franscobec/gddr6
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use glibc to get page size instead of static

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Ole Algoritme
2023-03-07 18:48:46 +01:00
parent 0b9006c1ca
commit 7ee98baf60
1 changed files with 4 additions and 4 deletions
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8
gddr6.c
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@@ -11,7 +11,7 @@
#include <pci/pci.h>
#include <signal.h>
#define MAP_SIZE 0x1000
#define PG_SZ sysconf(_SC_PAGE_SIZE)
#define PRINT_ERROR() \
do { \
fprintf(stderr, "Error at line %d, file %s (%d) [%s]\n", \
@@ -58,7 +58,7 @@ void cleanup(int signal)
if (signal == SIGHUP || signal == SIGINT || signal == SIGTERM)
{
if (map_base != (void *) -1)
munmap(map_base, MAP_SIZE);
munmap(map_base, PG_SZ);
if (fd != -1)
close(fd);
exit(0);
@@ -154,8 +154,8 @@ int main(int argc, char **argv)
cleanup_sig_handler();
phys_addr = (device->bar0 + device->offset);
base_offset = phys_addr & ~(sysconf(_SC_PAGE_SIZE)-1);
map_base = mmap(0, MAP_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED, fd, base_offset);
base_offset = phys_addr & ~(PG_SZ-1);
map_base = mmap(0, PG_SZ, PROT_READ | PROT_WRITE, MAP_SHARED, fd, base_offset);
if(map_base == (void *) -1)
{