| ; SPDX-License-Identifier: GPL-2.0-only |
| ; |
| ; Port on Texas Instruments TMS320C6x architecture |
| ; |
| ; Copyright (C) 2004, 2006, 2009, 2010, 2011 Texas Instruments Incorporated |
| ; Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) |
| ; |
| ; This section handles all the interrupt vector routines. |
| ; At RESET the processor sets up the DRAM timing parameters and |
| ; branches to the label _c_int00 which handles initialization for the C code. |
| ; |
| |
| #define ALIGNMENT 5 |
| |
| .macro IRQVEC name, handler |
| .align ALIGNMENT |
| .hidden \name |
| .global \name |
| \name: |
| #ifdef CONFIG_C6X_BIG_KERNEL |
| STW .D2T1 A0,*B15--[2] |
| || MVKL .S1 \handler,A0 |
| MVKH .S1 \handler,A0 |
| B .S2X A0 |
| LDW .D2T1 *++B15[2],A0 |
| NOP 4 |
| NOP |
| NOP |
| .endm |
| #else /* CONFIG_C6X_BIG_KERNEL */ |
| B .S2 \handler |
| NOP |
| NOP |
| NOP |
| NOP |
| NOP |
| NOP |
| NOP |
| .endm |
| #endif /* CONFIG_C6X_BIG_KERNEL */ |
| |
| .sect ".vectors","ax" |
| .align ALIGNMENT |
| .global RESET |
| .hidden RESET |
| RESET: |
| #ifdef CONFIG_C6X_BIG_KERNEL |
| MVKL .S1 _c_int00,A0 ; branch to _c_int00 |
| MVKH .S1 _c_int00,A0 |
| B .S2X A0 |
| #else |
| B .S2 _c_int00 |
| NOP |
| NOP |
| #endif |
| NOP |
| NOP |
| NOP |
| NOP |
| NOP |
| |
| |
| IRQVEC NMI,_nmi_handler ; NMI interrupt |
| IRQVEC AINT,_bad_interrupt ; reserved |
| IRQVEC MSGINT,_bad_interrupt ; reserved |
| |
| IRQVEC INT4,_int4_handler |
| IRQVEC INT5,_int5_handler |
| IRQVEC INT6,_int6_handler |
| IRQVEC INT7,_int7_handler |
| IRQVEC INT8,_int8_handler |
| IRQVEC INT9,_int9_handler |
| IRQVEC INT10,_int10_handler |
| IRQVEC INT11,_int11_handler |
| IRQVEC INT12,_int12_handler |
| IRQVEC INT13,_int13_handler |
| IRQVEC INT14,_int14_handler |
| IRQVEC INT15,_int15_handler |
