SPARC Architecture Support. More...

Modules
	SPARC Assembler Support
	SPARC Assembler Support.

	SPARC Context Structures

Files
file	cpu.c
	This source file contains static assertions to ensure the consistency of interfaces used in C and assembler and it contains the SPARC-specific implementation of _CPU_Initialize(), _CPU_ISR_Get_level(), and _CPU_Context_Initialize().

file	grlib-tn-0018.h
	This header file provides interfaces of the GRLIB-TN-0018 LEON3FT RETT Restart Errata fixes.

file	cpu.h
	This header file defines interfaces pertaining to the port of the executive to the SPARC processor.

file	cpuimpl.h
	This header file defines implementation interfaces pertaining to the port of the executive to the SPARC processor.

file	sparc.h
	This header file provides information required to build RTEMS for a particular member of the SPARC family.

file	sparc-exception-frame-print.c
	This source file contains the SPARC-specific implementation of _CPU_Exception_frame_print().

file	sparc-isr-install.c
	This source file contains the SPARC-specific implementation of _CPU_ISR_install_raw_handler() and _CPU_ISR_install_vector().

file	syscall.h
	This header file provides system call interfaces.

Data Structures
struct	CPU_Per_CPU_control
	The CPU specific per-CPU control. More...

Macros
#define	SPARC_MINIMUM_STACK_FRAME_SIZE 0x60

#define	ISF_PSR_OFFSET SPARC_MINIMUM_STACK_FRAME_SIZE + 0x00

#define	ISF_PC_OFFSET SPARC_MINIMUM_STACK_FRAME_SIZE + 0x04

#define	ISF_NPC_OFFSET SPARC_MINIMUM_STACK_FRAME_SIZE + 0x08

#define	ISF_G1_OFFSET SPARC_MINIMUM_STACK_FRAME_SIZE + 0x0c

#define	ISF_G2_OFFSET SPARC_MINIMUM_STACK_FRAME_SIZE + 0x10

#define	ISF_G3_OFFSET SPARC_MINIMUM_STACK_FRAME_SIZE + 0x14

#define	ISF_G4_OFFSET SPARC_MINIMUM_STACK_FRAME_SIZE + 0x18

#define	ISF_G5_OFFSET SPARC_MINIMUM_STACK_FRAME_SIZE + 0x1c

#define	ISF_G7_OFFSET SPARC_MINIMUM_STACK_FRAME_SIZE + 0x24

#define	ISF_I0_OFFSET SPARC_MINIMUM_STACK_FRAME_SIZE + 0x28

#define	ISF_I1_OFFSET SPARC_MINIMUM_STACK_FRAME_SIZE + 0x2c

#define	ISF_I2_OFFSET SPARC_MINIMUM_STACK_FRAME_SIZE + 0x30

#define	ISF_I3_OFFSET SPARC_MINIMUM_STACK_FRAME_SIZE + 0x34

#define	ISF_I4_OFFSET SPARC_MINIMUM_STACK_FRAME_SIZE + 0x38

#define	ISF_I5_OFFSET SPARC_MINIMUM_STACK_FRAME_SIZE + 0x3c

#define	ISF_I6_FP_OFFSET SPARC_MINIMUM_STACK_FRAME_SIZE + 0x40

#define	ISF_I7_OFFSET SPARC_MINIMUM_STACK_FRAME_SIZE + 0x44

#define	ISF_Y_OFFSET SPARC_MINIMUM_STACK_FRAME_SIZE + 0x48

#define	ISF_TPC_OFFSET SPARC_MINIMUM_STACK_FRAME_SIZE + 0x4c

#define	CPU_INTERRUPT_FRAME_SIZE SPARC_MINIMUM_STACK_FRAME_SIZE + 0x50

#define	SPARC_FP_CONTEXT_OFFSET_F0_F1 0

#define	SPARC_FP_CONTEXT_OFFSET_F2_F3 8

#define	SPARC_FP_CONTEXT_OFFSET_F4_F5 16

#define	SPARC_FP_CONTEXT_OFFSET_F6_F7 24

#define	SPARC_FP_CONTEXT_OFFSET_F8_F9 32

#define	SPARC_FP_CONTEXT_OFFSET_F10_F11 40

#define	SPARC_FP_CONTEXT_OFFSET_F12_F13 48

#define	SPARC_FP_CONTEXT_OFFSET_F14_F15 56

#define	SPARC_FP_CONTEXT_OFFSET_F16_F17 64

#define	SPARC_FP_CONTEXT_OFFSET_F18_F19 72

#define	SPARC_FP_CONTEXT_OFFSET_F20_F21 80

#define	SPARC_FP_CONTEXT_OFFSET_F22_F23 88

#define	SPARC_FP_CONTEXT_OFFSET_F24_F25 96

#define	SPARC_FP_CONTEXT_OFFSET_F26_F27 104

#define	SPARC_FP_CONTEXT_OFFSET_F28_F29 112

#define	SPARC_FP_CONTEXT_OFFSET_F30_F31 120

#define	SPARC_FP_CONTEXT_OFFSET_FSR 128

#define	CPU_PER_CPU_CONTROL_SIZE 0

#define	CPU_THREAD_LOCAL_STORAGE_VARIANT 20

#define	SPARC_REGISTER_WINDOW_OFFSET_LOCAL(i) ( ( i ) * 4 )

#define	SPARC_REGISTER_WINDOW_OFFSET_INPUT(i) ( ( i ) * 4 + 32 )

#define	SPARC_REGISTER_WINDOW_SIZE 64

#define	SPARC_EXCEPTION_OFFSET_PSR 0

#define	SPARC_EXCEPTION_OFFSET_PC 4

#define	SPARC_EXCEPTION_OFFSET_NPC 8

#define	SPARC_EXCEPTION_OFFSET_TRAP 12

#define	SPARC_EXCEPTION_OFFSET_WIM 16

#define	SPARC_EXCEPTION_OFFSET_Y 20

#define	SPARC_EXCEPTION_OFFSET_GLOBAL(i) ( ( i ) * 4 + 24 )

#define	SPARC_EXCEPTION_OFFSET_OUTPUT(i) ( ( i ) * 4 + 56 )

#define	SPARC_EXCEPTION_OFFSET_WINDOWS(i) ( ( i ) * 64 + 88 )

#define	SPARC_EXCEPTION_FRAME_SIZE 536

#define	_CPU_Get_current_per_CPU_control() _SPARC_Per_CPU_current

#define	_CPU_Get_thread_executing() ( _SPARC_Per_CPU_current->executing )

Functions
register struct Per_CPU_Control *_SPARC_Per_CPU_current	__asm__ ("g6")
	The pointer to the current per-CPU control is available via register g6.

RTEMS_NO_RETURN void	_CPU_Fatal_halt (uint32_t source, CPU_Uint32ptr error)

void	_CPU_Context_volatile_clobber (uintptr_t pattern)

void	_CPU_Context_validate (uintptr_t pattern)

Detailed Description

SPARC Architecture Support.

Macro Definition Documentation

◆ CPU_INTERRUPT_FRAME_SIZE

#define CPU_INTERRUPT_FRAME_SIZE SPARC_MINIMUM_STACK_FRAME_SIZE + 0x50

This defines the size of the ISF area for use in assembly.