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DMA Test code changed

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This commit is contained in:
Taku Shimosawa
2012-02-23 13:52:28 +09:00
parent ca219eec63
commit dad780a133
1 changed files with 6 additions and 2 deletions
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8
kernel/init.c
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@@ -33,18 +33,22 @@ static void dma_test(void)
kprintf("DMA Test Started.\n");
memset(&req, 0, sizeof(req));
req.src_os = AAL_THIS_OS;
req.src_phys = virt_to_phys(data);
req.dest_os = AAL_THIS_OS;
req.dest_phys = virt_to_phys(data + 256);
req.size = 64;
req.notify = (void *)virt_to_phys(&fin);
req.notify_os = AAL_THIS_OS;
req.priv = (void *)0x2984;
kprintf("VtoP : %p, %lx\n", data, virt_to_phys(data));
kprintf("notify : %p, %lx (%lx)\n", &fin, virt_to_phys(&fin),
sizeof(req));
if (aal_mc_dma_request(0, &req) != 0) {
kprintf("Failed to request DMA!\n");
}
kprintf("DMA Test Wait.\n");
while (!fin) {
barrier();