From 1af6b72fc1e27c5e493570ea6e8c95c0519be4f8 Mon Sep 17 00:00:00 2001 From: zwelch Date: Thu, 16 Jul 2009 00:08:36 +0000 Subject: Magnus Lundin , Oyvind Harboe , David Brownell : Move the dap command handler implementations to arm_adi_v5.c, leaving just thin wrappers in armv7m.c. There should be no change in functionality here. (From Magnus.) Minor style cleanup: whitespace, line length, etc. Update spec references to use docs which are currently available. (From Dave.) git-svn-id: svn://svn.berlios.de/openocd/trunk@2544 b42882b7-edfa-0310-969c-e2dbd0fdcd60 --- src/target/arm_adi_v5.c | 86 ++++++++++++++++++++++++++++++- src/target/arm_adi_v5.h | 18 ++++--- src/target/armv7m.c | 132 +++++++++++++++++++----------------------------- 3 files changed, 148 insertions(+), 88 deletions(-) diff --git a/src/target/arm_adi_v5.c b/src/target/arm_adi_v5.c index bf95057f..f1a50215 100644 --- a/src/target/arm_adi_v5.c +++ b/src/target/arm_adi_v5.c @@ -29,8 +29,8 @@ * * * ARM(tm) Debug Interface v5 Architecture Specification ARM IHI 0031A * * * - * CoreSight(tm) DAP-Lite TRM, ARM DDI 0316A * - * Cortex-M3(tm) TRM, ARM DDI 0337C * + * CoreSight(tm) DAP-Lite TRM, ARM DDI 0316D * + * Cortex-M3(tm) TRM, ARM DDI 0337G * * * ***************************************************************************/ @@ -1129,3 +1129,85 @@ int dap_info_command(struct command_context_s *cmd_ctx, swjdp_common_t *swjdp, i return ERROR_OK; } +int dap_baseaddr_command(struct command_context_s *cmd_ctx, + swjdp_common_t *swjdp, char **args, int argc) +{ + uint32_t apsel, apselsave, baseaddr; + int retval; + + apsel = swjdp->apsel; + apselsave = swjdp->apsel; + if (argc > 0) + apsel = strtoul(args[0], NULL, 0); + if (apselsave != apsel) + dap_ap_select(swjdp, apsel); + + dap_ap_read_reg_u32(swjdp, 0xF8, &baseaddr); + retval = swjdp_transaction_endcheck(swjdp); + command_print(cmd_ctx, "0x%8.8x", baseaddr); + + if (apselsave != apsel) + dap_ap_select(swjdp, apselsave); + + return retval; +} + +int dap_memaccess_command(struct command_context_s *cmd_ctx, + swjdp_common_t *swjdp, char **args, int argc) +{ + uint32_t memaccess_tck; + + memaccess_tck = swjdp->memaccess_tck; + if (argc > 0) + memaccess_tck = strtoul(args[0], NULL, 0); + + swjdp->memaccess_tck = memaccess_tck; + command_print(cmd_ctx, "memory bus access delay set to %i tck", + swjdp->memaccess_tck); + + return ERROR_OK; +} + +int dap_apsel_command(struct command_context_s *cmd_ctx, + swjdp_common_t *swjdp, char **args, int argc) +{ + uint32_t apsel, apid; + int retval; + + apsel = 0; + if (argc > 0) + apsel = strtoul(args[0], NULL, 0); + + dap_ap_select(swjdp, apsel); + dap_ap_read_reg_u32(swjdp, 0xFC, &apid); + retval = swjdp_transaction_endcheck(swjdp); + command_print(cmd_ctx, "ap %i selected, identification register 0x%8.8x", + apsel, apid); + + return retval; +} + +int dap_apid_command(struct command_context_s *cmd_ctx, + swjdp_common_t *swjdp, char **args, int argc) +{ + uint32_t apsel, apselsave, apid; + int retval; + + apsel = swjdp->apsel; + apselsave = swjdp->apsel; + if (argc > 0) + apsel = strtoul(args[0], NULL, 0); + + if (apselsave != apsel) + dap_ap_select(swjdp, apsel); + + dap_ap_read_reg_u32(swjdp, 0xFC, &apid); + retval = swjdp_transaction_endcheck(swjdp); + command_print(cmd_ctx, "0x%8.8x", apid); + if (apselsave != apsel) + dap_ap_select(swjdp, apselsave); + + return retval; +} + + diff --git a/src/target/arm_adi_v5.h b/src/target/arm_adi_v5.h index 19e48315..3ff883af 100644 --- a/src/target/arm_adi_v5.h +++ b/src/target/arm_adi_v5.h @@ -145,13 +145,17 @@ extern int mem_ap_write_buf_u32(swjdp_common_t *swjdp, uint8_t *buffer, int coun /* Initialisation of the debug system, power domains and registers */ extern int ahbap_debugport_init(swjdp_common_t *swjdp); -extern int dap_info_command(struct command_context_s *cmd_ctx, swjdp_common_t *swjdp, int apsel); + /* Commands for user dap access */ -/* Currently implemented in armv7m, needs armv7m target structure to find jtag and swjdp structures */ -extern int handle_dap_info_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); -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); +int dap_info_command(struct command_context_s *cmd_ctx, + swjdp_common_t *swjdp, int apsel); +int dap_baseaddr_command(struct command_context_s *cmd_ctx, + swjdp_common_t *swjdp, char **args, int argc); +int dap_memaccess_command(struct command_context_s *cmd_ctx, + swjdp_common_t *swjdp, char **args, int argc); +int dap_apsel_command(struct command_context_s *cmd_ctx, + swjdp_common_t *swjdp, char **args, int argc); +int dap_apid_command(struct command_context_s *cmd_ctx, + swjdp_common_t *swjdp, char **args, int argc); #endif diff --git a/src/target/armv7m.c b/src/target/armv7m.c index a2e74702..42aa36db 100644 --- a/src/target/armv7m.c +++ b/src/target/armv7m.c @@ -554,20 +554,6 @@ int armv7m_init_arch_info(target_t *target, armv7m_common_t *armv7m) return ERROR_OK; } -int armv7m_register_commands(struct command_context_s *cmd_ctx) -{ - command_t *arm_adi_v5_dap_cmd; - - arm_adi_v5_dap_cmd = register_command(cmd_ctx, NULL, "dap", NULL, COMMAND_ANY, "cortex dap specific commands"); - register_command(cmd_ctx, arm_adi_v5_dap_cmd, "info", handle_dap_info_command, COMMAND_EXEC, "Displays dap info for ap [num], default currently selected AP"); - register_command(cmd_ctx, arm_adi_v5_dap_cmd, "apsel", handle_dap_apsel_command, COMMAND_EXEC, "Select a different AP [num] (default 0)"); - register_command(cmd_ctx, arm_adi_v5_dap_cmd, "apid", handle_dap_apid_command, COMMAND_EXEC, "Displays id reg from AP [num], default currently selected AP"); - register_command(cmd_ctx, arm_adi_v5_dap_cmd, "baseaddr", handle_dap_baseaddr_command, COMMAND_EXEC, "Displays debug base address from AP [num], default currently selected AP"); - register_command(cmd_ctx, arm_adi_v5_dap_cmd, "memaccess", handle_dap_memaccess_command, COMMAND_EXEC, "set/get number of extra tck for mem-ap memory bus access [0-255]"); - - return ERROR_OK; -} - int armv7m_checksum_memory(struct target_s *target, uint32_t address, uint32_t count, uint32_t* checksum) { working_area_t *crc_algorithm; @@ -711,10 +697,12 @@ int armv7m_blank_check_memory(struct target_s *target, uint32_t address, uint32_ return ERROR_OK; } -/******************************************************************************************************************** -* Return the debug ap baseaddress in hexadecimal, no extra output to simplify script processing -*********************************************************************************************************************/ -int handle_dap_baseaddr_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +/* + * Return the debug ap baseaddress in hexadecimal; + * no extra output to simplify script processing + */ +static int handle_dap_baseaddr_command(struct command_context_s *cmd_ctx, + char *cmd, char **args, int argc) { target_t *target = get_current_target(cmd_ctx); armv7m_common_t *armv7m = target->arch_info; @@ -746,97 +734,83 @@ int handle_dap_baseaddr_command(struct command_context_s *cmd_ctx, char *cmd, ch } -/******************************************************************************************************************** -* Return the debug ap id in hexadecimal, no extra output to simplify script processing -*********************************************************************************************************************/ -extern int handle_dap_apid_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +/* + * Return the debug ap id in hexadecimal; + * no extra output to simplify script processing + */ +extern int handle_dap_apid_command(struct command_context_s *cmd_ctx, + char *cmd, char **args, int argc) { target_t *target = get_current_target(cmd_ctx); armv7m_common_t *armv7m = target->arch_info; swjdp_common_t *swjdp = &armv7m->swjdp_info; - uint32_t apsel, apselsave, apid; - int retval; - - apsel = swjdp->apsel; - apselsave = swjdp->apsel; - if (argc > 0) - { - apsel = strtoul(args[0], NULL, 0); - } - - if (apselsave != apsel) - { - dap_ap_select(swjdp, apsel); - } - dap_ap_read_reg_u32(swjdp, 0xFC, &apid); - retval = swjdp_transaction_endcheck(swjdp); - command_print(cmd_ctx, "0x%8.8" PRIx32 "", apid); - if (apselsave != apsel) - { - dap_ap_select(swjdp, apselsave); - } - - return retval; + return dap_apid_command(cmd_ctx, swjdp, args, argc); } -int handle_dap_apsel_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +static int handle_dap_apsel_command(struct command_context_s *cmd_ctx, + char *cmd, char **args, int argc) { target_t *target = get_current_target(cmd_ctx); armv7m_common_t *armv7m = target->arch_info; swjdp_common_t *swjdp = &armv7m->swjdp_info; - uint32_t apsel, apid; - int retval; - - apsel = 0; - if (argc > 0) - { - apsel = strtoul(args[0], NULL, 0); - } - - dap_ap_select(swjdp, apsel); - dap_ap_read_reg_u32(swjdp, 0xFC, &apid); - retval = swjdp_transaction_endcheck(swjdp); - command_print(cmd_ctx, "ap %i selected, identification register 0x%8.8" PRIx32 "", (int)apsel, apid); - return retval; + return dap_apsel_command(cmd_ctx, swjdp, args, argc); } -int handle_dap_memaccess_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +static int handle_dap_memaccess_command(struct command_context_s *cmd_ctx, + char *cmd, char **args, int argc) { target_t *target = get_current_target(cmd_ctx); armv7m_common_t *armv7m = target->arch_info; swjdp_common_t *swjdp = &armv7m->swjdp_info; - uint32_t memaccess_tck; - - memaccess_tck = swjdp->memaccess_tck; - if (argc > 0) - { - memaccess_tck = strtoul(args[0], NULL, 0); - } - - swjdp->memaccess_tck = memaccess_tck; - command_print(cmd_ctx, "memory bus access delay set to %i tck", (int)(swjdp->memaccess_tck)); - return ERROR_OK; + return dap_memaccess_command(cmd_ctx, swjdp, args, argc); } -int handle_dap_info_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) + +static int handle_dap_info_command(struct command_context_s *cmd_ctx, + char *cmd, char **args, int argc) { target_t *target = get_current_target(cmd_ctx); armv7m_common_t *armv7m = target->arch_info; swjdp_common_t *swjdp = &armv7m->swjdp_info; - int retval; uint32_t apsel; apsel = swjdp->apsel; if (argc > 0) - { apsel = strtoul(args[0], NULL, 0); - } - - retval = dap_info_command(cmd_ctx, swjdp, apsel); - return retval; + return dap_info_command(cmd_ctx, swjdp, apsel); } +int armv7m_register_commands(struct command_context_s *cmd_ctx) +{ + command_t *arm_adi_v5_dap_cmd; + + arm_adi_v5_dap_cmd = register_command(cmd_ctx, NULL, "dap", + NULL, COMMAND_ANY, + "cortex dap specific commands"); + + register_command(cmd_ctx, arm_adi_v5_dap_cmd, "info", + handle_dap_info_command, COMMAND_EXEC, + "Displays dap info for ap [num]," + "default currently selected AP"); + register_command(cmd_ctx, arm_adi_v5_dap_cmd, "apsel", + handle_dap_apsel_command, COMMAND_EXEC, + "Select a different AP [num] (default 0)"); + register_command(cmd_ctx, arm_adi_v5_dap_cmd, "apid", + handle_dap_apid_command, COMMAND_EXEC, + "Displays id reg from AP [num], " + "default currently selected AP"); + register_command(cmd_ctx, arm_adi_v5_dap_cmd, "baseaddr", + handle_dap_baseaddr_command, COMMAND_EXEC, + "Displays debug base address from AP [num]," + "default currently selected AP"); + register_command(cmd_ctx, arm_adi_v5_dap_cmd, "memaccess", + handle_dap_memaccess_command, COMMAND_EXEC, + "set/get number of extra tck for mem-ap " + "memory bus access [0-255]"); + + return ERROR_OK; +} -- cgit v1.2.3