diff options
Diffstat (limited to 'arch/mips/philips/pnx8550/common/mipsIRQ.S')
| -rw-r--r-- | arch/mips/philips/pnx8550/common/mipsIRQ.S | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/arch/mips/philips/pnx8550/common/mipsIRQ.S b/arch/mips/philips/pnx8550/common/mipsIRQ.S deleted file mode 100644 index e049a719f83d..000000000000 --- a/arch/mips/philips/pnx8550/common/mipsIRQ.S +++ /dev/null | |||
| @@ -1,77 +0,0 @@ | |||
| 1 | /* | ||
| 2 | * Copyright (c) 2002 Philips, Inc. All rights. | ||
| 3 | * Copyright (c) 2002 Red Hat, Inc. All rights. | ||
| 4 | * | ||
| 5 | * This software may be freely redistributed under the terms of the | ||
| 6 | * GNU General Public License. | ||
| 7 | * | ||
| 8 | * You should have received a copy of the GNU General Public License | ||
| 9 | * along with this program; if not, write to the Free Software | ||
| 10 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
| 11 | * | ||
| 12 | * Based upon arch/mips/galileo-boards/ev64240/int-handler.S | ||
| 13 | * | ||
| 14 | */ | ||
| 15 | #include <asm/asm.h> | ||
| 16 | #include <asm/mipsregs.h> | ||
| 17 | #include <asm/addrspace.h> | ||
| 18 | #include <asm/regdef.h> | ||
| 19 | #include <asm/stackframe.h> | ||
| 20 | |||
| 21 | /* | ||
| 22 | * cp0_irqdispatch | ||
| 23 | * | ||
| 24 | * Code to handle in-core interrupt exception. | ||
| 25 | */ | ||
| 26 | |||
| 27 | .align 5 | ||
| 28 | .set reorder | ||
| 29 | .set noat | ||
| 30 | NESTED(cp0_irqdispatch, PT_SIZE, sp) | ||
| 31 | SAVE_ALL | ||
| 32 | CLI | ||
| 33 | .set at | ||
| 34 | mfc0 t0,CP0_CAUSE | ||
| 35 | mfc0 t2,CP0_STATUS | ||
| 36 | |||
| 37 | and t0,t2 | ||
| 38 | |||
| 39 | andi t1,t0,STATUSF_IP2 /* int0 hardware line */ | ||
| 40 | bnez t1,ll_hw0_irq | ||
| 41 | nop | ||
| 42 | |||
| 43 | andi t1,t0,STATUSF_IP7 /* int5 hardware line */ | ||
| 44 | bnez t1,ll_timer_irq | ||
| 45 | nop | ||
| 46 | |||
| 47 | /* wrong alarm or masked ... */ | ||
| 48 | |||
| 49 | jal spurious_interrupt | ||
| 50 | nop | ||
| 51 | j ret_from_irq | ||
| 52 | END(cp0_irqdispatch) | ||
| 53 | |||
| 54 | .align 5 | ||
| 55 | .set reorder | ||
| 56 | ll_hw0_irq: | ||
| 57 | li a0,2 | ||
| 58 | move a1,sp | ||
| 59 | jal hw0_irqdispatch | ||
| 60 | nop | ||
| 61 | j ret_from_irq | ||
| 62 | nop | ||
| 63 | |||
| 64 | .align 5 | ||
| 65 | .set reorder | ||
| 66 | ll_timer_irq: | ||
| 67 | mfc0 t3,CP0_CONFIG,7 | ||
| 68 | andi t4,t3,0x01c0 | ||
| 69 | beqz t4,ll_timer_out | ||
| 70 | nop | ||
| 71 | li a0,7 | ||
| 72 | move a1,sp | ||
| 73 | jal timer_irqdispatch | ||
| 74 | nop | ||
| 75 | |||
| 76 | ll_timer_out: j ret_from_irq | ||
| 77 | nop | ||