[tg3] Fix address truncation bug on 64-bit machines

Signed-off-by: Leendert van Doorn <leendert@paramecium.org>
Signed-off-by: Michael Brown <mcb30@ipxe.org>

src/drivers/net/tg3/tg3.c

 		goto out_nofree;
 	}
 	buf_dma = virt_to_bus(buf);
-	DBGC2(tp->dev, "dma test buffer, virt: %p phys: %#08x\n", buf, buf_dma);
+	DBGC2(tp->dev, "dma test buffer, virt: %p phys: %#016lx\n", buf, buf_dma);
 
 	if (tg3_flag(tp, 57765_PLUS)) {
 		tp->dma_rwctrl = DMA_RWCTRL_DIS_CACHE_ALIGNMENT;

src/drivers/net/tg3/tg3.h

 	u8				__reserved4[0xb00-0x9c8];
 };
 
-typedef u32 dma_addr_t;
+typedef unsigned long dma_addr_t;
 
 /* 'mapping' is superfluous as the chip does not write into
  * the tx/rx post rings so we could just fetch it from there.