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- change signature for adi_jtag_dp_scan and adi_jtag_dp_scan_u32 to use swjdp_common_t *swjdp instead of arm_jtag_t *jtag_info

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- change SWJDP_IR/DR_APACC to DAP_IR/DR_APACC to conform with ARM_ADI docs.
- add swjdp->memaccess_tck field and code for extra tck clocks before accessing memory bus
- Set default memaccess value to 8 for Cortex-M3.
- Add dap memaccess command.
- document all armv7 dap cmds.
- Original patch submitted by Magnus Lundin [lundin@mlu.mine.nu].

git-svn-id: svn://svn.berlios.de/openocd/trunk@2005 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
ntfreak
2009-06-02 21:06:12 +00:00
parent 88b5c6da2a
commit 7dc29156fe
5 changed files with 103 additions and 45 deletions
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src/target/arm_adi_v5.h
+6 -2
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@@ -27,8 +27,8 @@
#include "register.h"
#include "arm_jtag.h"
#define SWJDP_IR_DPACC 0xA
#define SWJDP_IR_APACC 0xB
#define DAP_IR_DPACC 0xA
#define DAP_IR_APACC 0xB
#define DPAP_WRITE 0
#define DPAP_READ 1
@@ -97,6 +97,8 @@ typedef struct swjdp_common_s
u8 trans_mode;
u8 trans_rw;
u8 ack;
/* extra tck clocks for memory bus access */
u32 memaccess_tck;
} swjdp_common_t;
/* Internal functions used in the module, partial transactions, use with caution */
@@ -141,4 +143,6 @@ extern int handle_dap_info_command(struct command_context_s *cmd_ctx, char *cmd,
extern int handle_dap_apsel_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
extern int handle_dap_apid_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
extern int handle_dap_baseaddr_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
extern int handle_dap_memaccess_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
#endif