| commit | 8fefeec4002d89f121a1f8c89ee11eb4279fa4ab | [log] [tgz] |
|---|---|---|
| author | Bin Meng <bmeng.cn@gmail.com> | Tue Jun 23 12:18:49 2015 +0800 |
| committer | Simon Glass <sjg@chromium.org> | Tue Jul 14 18:03:17 2015 -0600 |
| tree | 55413b7266202a293c1df5d571e22700b2370485 | |
| parent | 964a3a3552be32097c3a2bf19aefce42031a91d8 [diff] |
x86: Add I/O APIC register access routines I/O APIC registers are addressed indirectly. Add io_apic_read() and io_apic_write() routines to help register access. Two macros for I/O APIC ID and version register offset are also added. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Acked-by: Simon Glass <sjg@chromium.org>