Sean Cross
aa387e176d
On real hardwareit will use memory-mapped io. Rework pang-io so that it more closely aligns with this paradigm. Signed-off-by: Sean Cross <sean@xobs.io>
38 lines
914 B
C
38 lines
914 B
C
#include <unistd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <string.h>
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#include "fat12.h"
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#include "io.h"
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static int make_image(const char *name, uint32_t size) {
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struct pang_io *io = pang_open(name);
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if (!io) {
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fprintf(stderr, "couldn't open %s: %s\n", name, strerror(errno));
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return 1;
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}
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if (-1 == fat12_mkfs(io, size)) {
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fprintf(stderr, "couldn't make fat12 on %s: %s\n", name, strerror(errno));
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pang_close(&io);
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return 1;
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}
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pang_close(&io);
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return 0;
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}
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int main(int argc, char **argv) {
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int ret = 0;
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ret += make_image("build/fat12-1300k.img", 1300 * 1024);
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ret += make_image("build/fat12-1800k.img", 1800 * 1024);
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ret += make_image("build/fat12-128k.img", 128 * 1024);
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ret += make_image("build/fat12-16M.img", 16 * 1024 * 1024);
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return ret;
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} |