diff options
Diffstat (limited to 'roms/u-boot/arch/arc/cpu')
| -rw-r--r-- | roms/u-boot/arch/arc/cpu/arcv1/Makefile | 5 | ||||
| -rw-r--r-- | roms/u-boot/arch/arc/cpu/arcv1/ivt.S | 26 | ||||
| -rw-r--r-- | roms/u-boot/arch/arc/cpu/arcv2/Makefile | 5 | ||||
| -rw-r--r-- | roms/u-boot/arch/arc/cpu/arcv2/ivt.S | 31 | ||||
| -rw-r--r-- | roms/u-boot/arch/arc/cpu/u-boot.lds | 63 |
5 files changed, 130 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arc/cpu/arcv1/Makefile b/roms/u-boot/arch/arc/cpu/arcv1/Makefile new file mode 100644 index 000000000..4d42ac667 --- /dev/null +++ b/roms/u-boot/arch/arc/cpu/arcv1/Makefile @@ -0,0 +1,5 @@ +# SPDX-License-Identifier: GPL-2.0+ +# +# Copyright (C) 2013-2014 Synopsys, Inc. All rights reserved. + +obj-y += ivt.o diff --git a/roms/u-boot/arch/arc/cpu/arcv1/ivt.S b/roms/u-boot/arch/arc/cpu/arcv1/ivt.S new file mode 100644 index 000000000..3d63430c2 --- /dev/null +++ b/roms/u-boot/arch/arc/cpu/arcv1/ivt.S @@ -0,0 +1,26 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (C) 2013-2014 Synopsys, Inc. All rights reserved. + */ + +.section .ivt, "ax",@progbits +.align 4 +_ivt: + /* Critical system events */ + j _start /* 0 - 0x000 */ + j memory_error /* 1 - 0x008 */ + j instruction_error /* 2 - 0x010 */ + + /* Device interrupts */ +.rept 29 + j interrupt_handler /* 3:31 - 0x018:0xF8 */ +.endr + /* Exceptions */ + j EV_MachineCheck /* 0x100, Fatal Machine check (0x20) */ + j EV_TLBMissI /* 0x108, Intruction TLB miss (0x21) */ + j EV_TLBMissD /* 0x110, Data TLB miss (0x22) */ + j EV_TLBProtV /* 0x118, Protection Violation (0x23) + or Misaligned Access */ + j EV_PrivilegeV /* 0x120, Privilege Violation (0x24) */ + j EV_Trap /* 0x128, Trap exception (0x25) */ + j EV_Extension /* 0x130, Extn Intruction Excp (0x26) */ diff --git a/roms/u-boot/arch/arc/cpu/arcv2/Makefile b/roms/u-boot/arch/arc/cpu/arcv2/Makefile new file mode 100644 index 000000000..ab740266b --- /dev/null +++ b/roms/u-boot/arch/arc/cpu/arcv2/Makefile @@ -0,0 +1,5 @@ +# SPDX-License-Identifier: GPL-2.0+ +# +# Copyright (C) 2013-2015 Synopsys, Inc. All rights reserved. + +obj-y += ivt.o diff --git a/roms/u-boot/arch/arc/cpu/arcv2/ivt.S b/roms/u-boot/arch/arc/cpu/arcv2/ivt.S new file mode 100644 index 000000000..3f5b4094f --- /dev/null +++ b/roms/u-boot/arch/arc/cpu/arcv2/ivt.S @@ -0,0 +1,31 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (C) 2013-2015 Synopsys, Inc. All rights reserved. + */ + +.section .ivt, "a",@progbits +.align 4 + /* Critical system events */ +.word _start /* 0x00 - Reset */ +.word memory_error /* 0x01 - Memory Error */ +.word instruction_error /* 0x02 - Instruction Error */ + + /* Exceptions */ +.word EV_MachineCheck /* 0x03 - Fatal Machine check */ +.word EV_TLBMissI /* 0x04 - Intruction TLB miss */ +.word EV_TLBMissD /* 0x05 - Data TLB miss */ +.word EV_TLBProtV /* 0x06 - Protection Violation or Misaligned Access */ +.word EV_PrivilegeV /* 0x07 - Privilege Violation */ +.word EV_SWI /* 0x08 - Software Interrupt */ +.word EV_Trap /* 0x09 - Trap */ +.word EV_Extension /* 0x0A - Extension Intruction Exception */ +.word EV_DivZero /* 0x0B - Division by Zero */ +.word EV_DCError /* 0x0C - Data cache consistency error */ +.word EV_Maligned /* 0x0D - Misaligned data access */ +.word 0 /* 0x0E - Unused */ +.word 0 /* 0x0F - Unused */ + + /* Device interrupts */ +.rept 240 +.word interrupt_handler /* 0x10 - 0xFF */ +.endr diff --git a/roms/u-boot/arch/arc/cpu/u-boot.lds b/roms/u-boot/arch/arc/cpu/u-boot.lds new file mode 100644 index 000000000..e12145c76 --- /dev/null +++ b/roms/u-boot/arch/arc/cpu/u-boot.lds @@ -0,0 +1,63 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (C) 2013-2014 Synopsys, Inc. All rights reserved. + */ + +#include <config.h> + +OUTPUT_FORMAT("elf32-littlearc", "elf32-bigarc", "elf32-littlearc") +OUTPUT_ARCH(arc) +ENTRY(_start) +SECTIONS +{ + . = CONFIG_SYS_TEXT_BASE; + __image_copy_start = .; + . = ALIGN(1024); + __ivt_start = .; + .ivt : + { + KEEP(*(.ivt)) + } + __ivt_end = .; + + . = ALIGN(1024); + __text_start = .; + .text : { + arch/arc/lib/start.o (.text*) + *(.text*) + } + __text_end = .; + + . = ALIGN(4); + .rodata : { + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) + } + + . = ALIGN(4); + .data : { + *(.data*) + } + + . = ALIGN(4); + .u_boot_list : { + KEEP(*(SORT(.u_boot_list*))); + } + + . = ALIGN(4); + __rel_dyn_start = .; + .rela.dyn : { + *(.rela.dyn) + } + __rel_dyn_end = .; + + . = ALIGN(4); + __bss_start = .; + .bss : { + *(.bss*) + } + __bss_end = .; + + . = ALIGN(4); + __image_copy_end = .; + __init_end = .; +} |