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L4Re - L4 Runtime Environment
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port I/O functions More...
#include <l4/sys/compiler.h>#include <l4/sys/types.h>#include <x86/l4/util/port_io.h>#include <l4/sys/utcb.h>#include <l4/sys/ipc.h>
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| int | l4util_ioport_map (l4_cap_idx_t sigma0id, unsigned port_start, unsigned log2size) |
| Map a range of I/O ports. More... | |
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inline |
Map a range of I/O ports.
| sigma0id | I/O port service (sigma0). |
| port_start | (Start) Port to request. |
| log2size | Log2size of range to request. |
Definition at line 56 of file port_io.h.
References l4_buf_regs_t::bdr, l4_buf_regs_t::br, L4_ENOENT, l4_iofpage(), l4_ipc_call(), l4_ipc_error(), L4_IPC_NEVER, L4_ITEM_MAP, l4_msgtag(), l4_msgtag_items(), L4_PROTO_IO_PAGE_FAULT, l4_utcb(), l4_utcb_br(), l4_utcb_mr(), l4_msg_regs_t::mr, and l4_fpage_t::raw.
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