projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 3aa770e7 AS |
1 | /* |
| 2 | * Copyright (c) 2006 Andriy Skulysh <askulsyh@gmail.com> | |
| 3 | * | |
| 4 | * This file is subject to the terms and conditions of the GNU General Public | |
| 5 | * License. See the file "COPYING" in the main directory of this archive | |
| 6 | * for more details. | |
| 7 | * | |
| 8 | */ | |
| 9 | ||
| 10 | #include <linux/linkage.h> | |
| f15cbe6f | 11 | #include <cpu/mmu_context.h> |
| 3aa770e7 | 12 | |
| 3aa770e7 AS |
13 | /* |
| 14 | * Kernel mode register usage: | |
| 15 | * k0 scratch | |
| 16 | * k1 scratch | |
| 1d015cf0 | 17 | * For more details, please have a look at entry.S |
| 3aa770e7 AS |
18 | */ |
| 19 | ||
| 1d015cf0 MD |
20 | #define k0 r0 |
| 21 | #define k1 r1 | |
| 22 | ||
| 3aa770e7 AS |
23 | ENTRY(wakeup_start) |
| 24 | ! clear STBY bit | |
| 1d015cf0 | 25 | mov #-126, k1 |
| 3aa770e7 | 26 | and #127, k0 |
| 1d015cf0 | 27 | mov.b k0, @k1 |
| 3aa770e7 AS |
28 | ! enable refresh |
| 29 | mov.l 5f, k1 | |
| 30 | mov.w 6f, k0 | |
| 31 | mov.w k0, @k1 | |
| 32 | ! jump to handler | |
| 3aa770e7 AS |
33 | mov.l 4f, k1 |
| 34 | jmp @k1 | |
| 1d015cf0 | 35 | nop |
| 3aa770e7 AS |
36 | |
| 37 | .align 2 | |
| 1d015cf0 | 38 | 4: .long handle_interrupt |
| 3aa770e7 AS |
39 | 5: .long 0xffffff68 |
| 40 | 6: .word 0x0524 | |
| 41 | ||
| 42 | ENTRY(wakeup_end) | |
| 43 | nop |