diff options
Diffstat (limited to 'arch/mips/gt64120/wrppmc/int-handler.S')
| -rw-r--r-- | arch/mips/gt64120/wrppmc/int-handler.S | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/arch/mips/gt64120/wrppmc/int-handler.S b/arch/mips/gt64120/wrppmc/int-handler.S deleted file mode 100644 index edee7b394175..000000000000 --- a/arch/mips/gt64120/wrppmc/int-handler.S +++ /dev/null @@ -1,59 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1995, 1996, 1997, 2003 by Ralf Baechle - * Copyright (C) Wind River System Inc. Rongkai.Zhan <rongkai.zhan@windriver.com> - */ -#include <asm/asm.h> -#include <asm/mipsregs.h> -#include <asm/addrspace.h> -#include <asm/regdef.h> -#include <asm/stackframe.h> -#include <asm/mach-wrppmc/mach-gt64120.h> - - .align 5 - .set noat -NESTED(handle_IRQ, PT_SIZE, sp) - SAVE_ALL - CLI # Important: mark KERNEL mode ! - .set at - - mfc0 t0, CP0_CAUSE # get pending interrupts - mfc0 t1, CP0_STATUS # get enabled interrupts - and t0, t0, t1 # get allowed interrupts - andi t0, t0, 0xFF00 - beqz t0, 1f - move a1, sp # Prepare 'struct pt_regs *regs' pointer - - andi t1, t0, CAUSEF_IP7 # CPU Compare/Count internal timer - bnez t1, handle_cputimer_irq - andi t1, t0, CAUSEF_IP6 # UART 16550 port - bnez t1, handle_uart_irq - andi t1, t0, CAUSEF_IP3 # PCI INT_A - bnez t1, handle_pci_intA_irq - - /* wrong alarm or masked ... */ -1: j spurious_interrupt - nop -END(handle_IRQ) - - .align 5 -handle_cputimer_irq: - li a0, WRPPMC_MIPS_TIMER_IRQ - jal do_IRQ - j ret_from_irq - - .align 5 -handle_uart_irq: - li a0, WRPPMC_UART16550_IRQ - jal do_IRQ - j ret_from_irq - - .align 5 -handle_pci_intA_irq: - li a0, WRPPMC_PCI_INTA_IRQ - jal do_IRQ - j ret_from_irq - |