X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Ftarget%2Ftarget.h;h=5b67bf345daa2e3e5e28cee98599de8003ba87cb;hp=18ffb3803e484061574388e03af1573426dd6da8;hb=b69119668ed8d9633280f8b596fe9af60f51644b;hpb=321aa6aa8fe9f6c07649776722a341bbfda028ee diff --git a/src/target/target.h b/src/target/target.h index 18ffb3803e..5b67bf345d 100644 --- a/src/target/target.h +++ b/src/target/target.h @@ -8,6 +8,9 @@ * Copyright (C) 2008 by Spencer Oliver * * spen@spen-soft.co.uk * * * + * Copyright (C) 2011 by Broadcom Corporation * + * Evan Hunter - ehunter@broadcom.com * + * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * @@ -84,7 +87,7 @@ enum target_debug_reason DBG_REASON_UNDEFINED = 6 }; -enum target_endianess +enum target_endianness { TARGET_ENDIAN_UNKNOWN = 0, TARGET_BIG_ENDIAN = 1, TARGET_LITTLE_ENDIAN = 2 @@ -94,7 +97,7 @@ struct working_area { uint32_t address; uint32_t size; - int free; + bool free; uint8_t *backup; struct working_area **user; struct working_area *next; @@ -107,6 +110,7 @@ struct target const char *cmd_name; /* tcl Name of target */ int target_number; /* DO NOT USE! field to be removed in 2010 */ struct jtag_tap *tap; /* where on the jtag chain is this */ + int coreid; /* which device on the TAP? */ const char *variant; /* what variant of this chip is it? */ /** @@ -138,7 +142,7 @@ struct target uint32_t backup_working_area; /* whether the content of the working area has to be preserved */ struct working_area *working_areas;/* list of allocated working areas */ enum target_debug_reason debug_reason;/* reason why the target entered debug state */ - enum target_endianess endianness; /* target endianess */ + enum target_endianness endianness; /* target endianness */ // also see: target_state_name() enum target_state state; /* the current backend-state (running, halted, ...) */ struct reg_cache *reg_cache; /* the first register cache of the target (core regs) */ @@ -154,6 +158,14 @@ struct target * lots of halted/resumed info when stepping in debugger. */ bool halt_issued; /* did we transition to halted state? */ long long halt_issued_time; /* Note time when halt was issued */ + + bool dbgbase_set; /* By default the debug base is not set */ + uint32_t dbgbase; /* Really a Cortex-A specific option, but there is no + system in place to support target specific options + currently. */ + struct rtos *rtos; /* Instance of Real Time Operating System support */ + bool rtos_auto_detect; /* A flag that indicates that the RTOS has been specified as "auto" + * and must be detected when symbols are offered */ }; /** Returns the instance-specific name of the specified target. */ @@ -257,6 +269,18 @@ int target_unregister_event_callback( int (*callback)(struct target *target, enum target_event event, void *priv), void *priv); +/* Poll the status of the target, detect any error conditions and report them. + * + * Also note that this fn will clear such error conditions, so a subsequent + * invocation will then succeed. + * + * These error conditions can be "sticky" error conditions. E.g. writing + * to memory could be implemented as an open loop and if memory writes + * fails, then a note is made of it, the error is sticky, but the memory + * write loop still runs to completion. This improves performance in the + * normal case as there is no need to verify that every single write succeed, + * yet it is possible to detect error condtions. + */ int target_poll(struct target *target); int target_resume(struct target *target, int current, uint32_t address, int handle_breakpoints, int debug_execution); @@ -390,7 +414,7 @@ int target_read_memory(struct target *target, * This routine is wrapper for target->type->write_memory. */ int target_write_memory(struct target *target, - uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer); + uint32_t address, uint32_t size, uint32_t count, const uint8_t *buffer); /** * Write @a count items of 4 bytes to the memory of @a target at @@ -400,7 +424,7 @@ int target_write_memory(struct target *target, * This routine is wrapper for target->type->bulk_write_memory. */ int target_bulk_write_memory(struct target *target, - uint32_t address, uint32_t count, uint8_t *buffer); + uint32_t address, uint32_t count, const uint8_t *buffer); /* * Write to target memory using the virtual address. @@ -427,7 +451,7 @@ int target_bulk_write_memory(struct target *target, * peripheral registers which do not support byte operations. */ int target_write_buffer(struct target *target, - uint32_t address, uint32_t size, uint8_t *buffer); + uint32_t address, uint32_t size, const uint8_t *buffer); int target_read_buffer(struct target *target, uint32_t address, uint32_t size, uint8_t *buffer); int target_checksum_memory(struct target *target, @@ -452,14 +476,24 @@ const char *target_state_name( struct target *target ); */ int target_alloc_working_area(struct target *target, uint32_t size, struct working_area **area); +/* Same as target_alloc_working_area, except that no error is logged + * when ERROR_TARGET_RESOURCE_NOT_AVAILABLE is returned. + * + * This allows the calling code to *try* to allocate target memory + * and have a fallback to another behavior(slower?). + */ +int target_alloc_working_area_try(struct target *target, + uint32_t size, struct working_area **area); int target_free_working_area(struct target *target, struct working_area *area); void target_free_all_working_areas(struct target *target); extern struct target *all_targets; uint32_t target_buffer_get_u32(struct target *target, const uint8_t *buffer); +uint32_t target_buffer_get_u24(struct target *target, const uint8_t *buffer); uint16_t target_buffer_get_u16(struct target *target, const uint8_t *buffer); void target_buffer_set_u32(struct target *target, uint8_t *buffer, uint32_t value); +void target_buffer_set_u24(struct target *target, uint8_t *buffer, uint32_t value); void target_buffer_set_u16(struct target *target, uint8_t *buffer, uint16_t value); int target_read_u32(struct target *target, uint32_t address, uint32_t *value); @@ -473,7 +507,6 @@ int target_write_u8(struct target *target, uint32_t address, uint8_t value); int target_arch_state(struct target *target); void target_handle_event(struct target *t, enum target_event e); -void target_all_handle_event(enum target_event e); #define ERROR_TARGET_INVALID (-300) #define ERROR_TARGET_INIT_FAILED (-301)