interesting
/
riscv-openocd
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

ARM: doc updates for main header 

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
This commit is contained in:
David Brownell 2009-12-04 20:44:29 -08:00
parent 3edcff8b8e
commit af1d7590ed
1 changed files with 11 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
src/target/armv4_5.h
View File

@ -30,7 +30,8 @@
#include <helper/command.h> #include <helper/command.h>
/* These numbers match the five low bits of the *PSR registers on /**
* These numbers match the five low bits of the *PSR registers on
* "classic ARM" processors, which build on the ARMv4 processor * "classic ARM" processors, which build on the ARMv4 processor
* modes and register set. * modes and register set.
*/ */
@ -49,7 +50,7 @@ enum arm_mode {
const char *arm_mode_name(unsigned psr_mode); const char *arm_mode_name(unsigned psr_mode);
bool is_arm_mode(unsigned psr_mode); bool is_arm_mode(unsigned psr_mode);
/* The PSR "T" and "J" bits define the mode of "classic ARM" cores */ /** The PSR "T" and "J" bits define the mode of "classic ARM" cores. */
enum arm_state { enum arm_state {
ARM_STATE_ARM, ARM_STATE_ARM,
ARM_STATE_THUMB, ARM_STATE_THUMB,
@ -95,6 +96,7 @@ struct arm
/** Handle to the SPSR; valid only in core modes with an SPSR. */ /** Handle to the SPSR; valid only in core modes with an SPSR. */
struct reg *spsr; struct reg *spsr;
/** Support for arm_reg_current() */
const int *map; const int *map;
/** /**
@ -105,7 +107,10 @@ struct arm
*/ */
enum arm_mode core_type; enum arm_mode core_type;
/** Record the current core mode: SVC, USR, or some other mode. */
enum arm_mode core_mode; enum arm_mode core_mode;
/** Record the current core state: ARM, Thumb, or otherwise. */
enum arm_state core_state; enum arm_state core_state;
/** Flag reporting unavailability of the BKPT instruction. */ /** Flag reporting unavailability of the BKPT instruction. */
@ -128,7 +133,10 @@ struct arm
/* FIXME all these methods should take "struct arm *" not target */ /* FIXME all these methods should take "struct arm *" not target */
/** Retrieve all core registers, for display. */
int (*full_context)(struct target *target); int (*full_context)(struct target *target);
/** Retrieve a single core register. */
int (*read_core_reg)(struct target *target, struct reg *reg, int (*read_core_reg)(struct target *target, struct reg *reg,
int num, enum arm_mode mode); int num, enum arm_mode mode);
int (*write_core_reg)(struct target *target, struct reg *reg, int (*write_core_reg)(struct target *target, struct reg *reg,
@ -140,7 +148,7 @@ struct arm
uint32_t CRn, uint32_t CRm, uint32_t CRn, uint32_t CRm,
uint32_t *value); uint32_t *value);
/* Write coprocessor register. */ /** Write coprocessor register. */
int (*mcr)(struct target *target, int cpnum, int (*mcr)(struct target *target, int cpnum,
uint32_t op1, uint32_t op2, uint32_t op1, uint32_t op2,
uint32_t CRn, uint32_t CRm, uint32_t CRn, uint32_t CRm,