X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Ftarget%2Farm_adi_v5.c;h=65a8bc4c7c55d6cd71454615b7812c4a83f1a276;hp=2d47da3ea6c24787ea8671e48e167c3c9076b51a;hb=66175577e1f5b89470bafa1e613e10307996a3fb;hpb=be2d25efcc0132e02c76c304487a8759ca587b0c diff --git a/src/target/arm_adi_v5.c b/src/target/arm_adi_v5.c index 2d47da3ea6..65a8bc4c7c 100644 --- a/src/target/arm_adi_v5.c +++ b/src/target/arm_adi_v5.c @@ -13,6 +13,8 @@ * Copyright (C) 2013 by Andreas Fritiofson * * andreas.fritiofson@gmail.com * * * + * Copyright (C) 2019-2021, Ampere Computing LLC * + * * * 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 * @@ -32,7 +34,7 @@ * This file implements support for the ARM Debug Interface version 5 (ADIv5) * debugging architecture. Compared with previous versions, this includes * a low pin-count Serial Wire Debug (SWD) alternative to JTAG for message - * transport, and focusses on memory mapped resources as defined by the + * transport, and focuses on memory mapped resources as defined by the * CoreSight architecture. * * A key concept in ADIv5 is the Debug Access Port, or DAP. A DAP has two @@ -51,7 +53,7 @@ * is set in the DP_CTRL_STAT register, the SSTICKYORUN status is set and * further AP operations will fail. There are two basic methods to avoid * such overrun errors. One involves polling for status instead of using - * transaction piplining. The other involves adding delays to ensure the + * transaction pipelining. The other involves adding delays to ensure the * AP has enough time to complete one operation before starting the next * one. (For JTAG these delays are controlled by memaccess_tck.) */ @@ -86,7 +88,7 @@ uint32_t tar_block_size(uint32_t address) Return the largest block starting at address that does not cross a tar block size alignment boundary */ -static uint32_t max_tar_block_size(uint32_t tar_autoincr_block, uint32_t address) +static uint32_t max_tar_block_size(uint32_t tar_autoincr_block, target_addr_t address) { return tar_autoincr_block - ((tar_autoincr_block - 1) & address); } @@ -113,11 +115,16 @@ static int mem_ap_setup_csw(struct adiv5_ap *ap, uint32_t csw) return ERROR_OK; } -static int mem_ap_setup_tar(struct adiv5_ap *ap, uint32_t tar) +static int mem_ap_setup_tar(struct adiv5_ap *ap, target_addr_t tar) { if (!ap->tar_valid || tar != ap->tar_value) { /* LOG_DEBUG("DAP: Set TAR %x",tar); */ - int retval = dap_queue_ap_write(ap, MEM_AP_REG_TAR, tar); + int retval = dap_queue_ap_write(ap, MEM_AP_REG_TAR, (uint32_t)(tar & 0xffffffffUL)); + if (retval == ERROR_OK && is_64bit_ap(ap)) { + /* See if bits 63:32 of tar is different from last setting */ + if ((ap->tar_value >> 32) != (tar >> 32)) + retval = dap_queue_ap_write(ap, MEM_AP_REG_TAR64, (uint32_t)(tar >> 32)); + } if (retval != ERROR_OK) { ap->tar_valid = false; return retval; @@ -128,9 +135,15 @@ static int mem_ap_setup_tar(struct adiv5_ap *ap, uint32_t tar) return ERROR_OK; } -static int mem_ap_read_tar(struct adiv5_ap *ap, uint32_t *tar) +static int mem_ap_read_tar(struct adiv5_ap *ap, target_addr_t *tar) { - int retval = dap_queue_ap_read(ap, MEM_AP_REG_TAR, tar); + uint32_t lower; + uint32_t upper = 0; + + int retval = dap_queue_ap_read(ap, MEM_AP_REG_TAR, &lower); + if (retval == ERROR_OK && is_64bit_ap(ap)) + retval = dap_queue_ap_read(ap, MEM_AP_REG_TAR64, &upper); + if (retval != ERROR_OK) { ap->tar_valid = false; return retval; @@ -142,6 +155,8 @@ static int mem_ap_read_tar(struct adiv5_ap *ap, uint32_t *tar) return retval; } + *tar = (((target_addr_t)upper) << 32) | (target_addr_t)lower; + ap->tar_value = *tar; ap->tar_valid = true; return ERROR_OK; @@ -198,7 +213,7 @@ static void mem_ap_update_tar_cache(struct adiv5_ap *ap) * * @return ERROR_OK if the transaction was properly queued, else a fault code. */ -static int mem_ap_setup_transfer(struct adiv5_ap *ap, uint32_t csw, uint32_t tar) +static int mem_ap_setup_transfer(struct adiv5_ap *ap, uint32_t csw, target_addr_t tar) { int retval; retval = mem_ap_setup_csw(ap, csw); @@ -221,7 +236,7 @@ static int mem_ap_setup_transfer(struct adiv5_ap *ap, uint32_t csw, uint32_t tar * * @return ERROR_OK for success. Otherwise a fault code. */ -int mem_ap_read_u32(struct adiv5_ap *ap, uint32_t address, +int mem_ap_read_u32(struct adiv5_ap *ap, target_addr_t address, uint32_t *value) { int retval; @@ -231,7 +246,7 @@ int mem_ap_read_u32(struct adiv5_ap *ap, uint32_t address, */ retval = mem_ap_setup_transfer(ap, CSW_32BIT | (ap->csw_value & CSW_ADDRINC_MASK), - address & 0xFFFFFFF0); + address & 0xFFFFFFFFFFFFFFF0ull); if (retval != ERROR_OK) return retval; @@ -250,7 +265,7 @@ int mem_ap_read_u32(struct adiv5_ap *ap, uint32_t address, * @return ERROR_OK for success; *value holds the result. * Otherwise a fault code. */ -int mem_ap_read_atomic_u32(struct adiv5_ap *ap, uint32_t address, +int mem_ap_read_atomic_u32(struct adiv5_ap *ap, target_addr_t address, uint32_t *value) { int retval; @@ -273,7 +288,7 @@ int mem_ap_read_atomic_u32(struct adiv5_ap *ap, uint32_t address, * * @return ERROR_OK for success. Otherwise a fault code. */ -int mem_ap_write_u32(struct adiv5_ap *ap, uint32_t address, +int mem_ap_write_u32(struct adiv5_ap *ap, target_addr_t address, uint32_t value) { int retval; @@ -283,7 +298,7 @@ int mem_ap_write_u32(struct adiv5_ap *ap, uint32_t address, */ retval = mem_ap_setup_transfer(ap, CSW_32BIT | (ap->csw_value & CSW_ADDRINC_MASK), - address & 0xFFFFFFF0); + address & 0xFFFFFFFFFFFFFFF0ull); if (retval != ERROR_OK) return retval; @@ -302,7 +317,7 @@ int mem_ap_write_u32(struct adiv5_ap *ap, uint32_t address, * * @return ERROR_OK for success; the data was written. Otherwise a fault code. */ -int mem_ap_write_atomic_u32(struct adiv5_ap *ap, uint32_t address, +int mem_ap_write_atomic_u32(struct adiv5_ap *ap, target_addr_t address, uint32_t value) { int retval = mem_ap_write_u32(ap, address, value); @@ -326,13 +341,13 @@ int mem_ap_write_atomic_u32(struct adiv5_ap *ap, uint32_t address, * @return ERROR_OK on success, otherwise an error code. */ static int mem_ap_write(struct adiv5_ap *ap, const uint8_t *buffer, uint32_t size, uint32_t count, - uint32_t address, bool addrinc) + target_addr_t address, bool addrinc) { struct adiv5_dap *dap = ap->dap; size_t nbytes = size * count; const uint32_t csw_addrincr = addrinc ? CSW_ADDRINC_SINGLE : CSW_ADDRINC_OFF; uint32_t csw_size; - uint32_t addr_xor; + target_addr_t addr_xor; int retval = ERROR_OK; /* TI BE-32 Quirks mode: @@ -433,9 +448,9 @@ static int mem_ap_write(struct adiv5_ap *ap, const uint8_t *buffer, uint32_t siz retval = dap_run(dap); if (retval != ERROR_OK) { - uint32_t tar; + target_addr_t tar; if (mem_ap_read_tar(ap, &tar) == ERROR_OK) - LOG_ERROR("Failed to write memory at 0x%08"PRIx32, tar); + LOG_ERROR("Failed to write memory at " TARGET_ADDR_FMT, tar); else LOG_ERROR("Failed to write memory and, additionally, failed to find out where"); } @@ -450,19 +465,19 @@ static int mem_ap_write(struct adiv5_ap *ap, const uint8_t *buffer, uint32_t siz * @param buffer The data buffer to receive the data. No particular alignment is assumed. * @param size Which access size to use, in bytes. 1, 2 or 4. * @param count The number of reads to do (in size units, not bytes). - * @param address Address to be read; it must be readable by the currently selected MEM-AP. + * @param adr Address to be read; it must be readable by the currently selected MEM-AP. * @param addrinc Whether the target address should be increased after each read or not. This * should normally be true, except when reading from e.g. a FIFO. * @return ERROR_OK on success, otherwise an error code. */ static int mem_ap_read(struct adiv5_ap *ap, uint8_t *buffer, uint32_t size, uint32_t count, - uint32_t adr, bool addrinc) + target_addr_t adr, bool addrinc) { struct adiv5_dap *dap = ap->dap; size_t nbytes = size * count; const uint32_t csw_addrincr = addrinc ? CSW_ADDRINC_SINGLE : CSW_ADDRINC_OFF; uint32_t csw_size; - uint32_t address = adr; + target_addr_t address = adr; int retval = ERROR_OK; /* TI BE-32 Quirks mode: @@ -490,7 +505,7 @@ static int mem_ap_read(struct adiv5_ap *ap, uint8_t *buffer, uint32_t size, uint uint32_t *read_buf = calloc(count, sizeof(uint32_t)); /* Multiplication count * sizeof(uint32_t) may overflow, calloc() is safe */ uint32_t *read_ptr = read_buf; - if (read_buf == NULL) { + if (!read_buf) { LOG_ERROR("Failed to allocate read buffer"); return ERROR_FAIL; } @@ -538,10 +553,10 @@ static int mem_ap_read(struct adiv5_ap *ap, uint8_t *buffer, uint32_t size, uint /* If something failed, read TAR to find out how much data was successfully read, so we can * at least give the caller what we have. */ if (retval != ERROR_OK) { - uint32_t tar; + target_addr_t tar; if (mem_ap_read_tar(ap, &tar) == ERROR_OK) { /* TAR is incremented after failed transfer on some devices (eg Cortex-M4) */ - LOG_ERROR("Failed to read memory at 0x%08"PRIx32, tar); + LOG_ERROR("Failed to read memory at " TARGET_ADDR_FMT, tar); if (nbytes > tar - address) nbytes = tar - address; } else { @@ -594,25 +609,25 @@ static int mem_ap_read(struct adiv5_ap *ap, uint8_t *buffer, uint32_t size, uint } int mem_ap_read_buf(struct adiv5_ap *ap, - uint8_t *buffer, uint32_t size, uint32_t count, uint32_t address) + uint8_t *buffer, uint32_t size, uint32_t count, target_addr_t address) { return mem_ap_read(ap, buffer, size, count, address, true); } int mem_ap_write_buf(struct adiv5_ap *ap, - const uint8_t *buffer, uint32_t size, uint32_t count, uint32_t address) + const uint8_t *buffer, uint32_t size, uint32_t count, target_addr_t address) { return mem_ap_write(ap, buffer, size, count, address, true); } int mem_ap_read_buf_noincr(struct adiv5_ap *ap, - uint8_t *buffer, uint32_t size, uint32_t count, uint32_t address) + uint8_t *buffer, uint32_t size, uint32_t count, target_addr_t address) { return mem_ap_read(ap, buffer, size, count, address, false); } int mem_ap_write_buf_noincr(struct adiv5_ap *ap, - const uint8_t *buffer, uint32_t size, uint32_t count, uint32_t address) + const uint8_t *buffer, uint32_t size, uint32_t count, target_addr_t address) { return mem_ap_write(ap, buffer, size, count, address, false); } @@ -633,7 +648,7 @@ void dap_invalidate_cache(struct adiv5_dap *dap) dap->last_read = NULL; int i; - for (i = 0; i <= 255; i++) { + for (i = 0; i <= DP_APSEL_MAX; i++) { /* force csw and tar write on the next mem-ap access */ dap->ap[i].tar_valid = false; dap->ap[i].csw_value = 0; @@ -652,35 +667,22 @@ int dap_dp_init(struct adiv5_dap *dap) LOG_DEBUG("%s", adiv5_dap_name(dap)); + dap->do_reconnect = false; dap_invalidate_cache(dap); /* * Early initialize dap->dp_ctrl_stat. - * In jtag mode only, if the following atomic reads fail and set the - * sticky error, it will trigger the clearing of the sticky. Without this - * initialization system and debug power would be disabled while clearing - * the sticky error bit. + * In jtag mode only, if the following queue run (in dap_dp_poll_register) + * fails and sets the sticky error, it will trigger the clearing + * of the sticky. Without this initialization system and debug power + * would be disabled while clearing the sticky error bit. */ dap->dp_ctrl_stat = CDBGPWRUPREQ | CSYSPWRUPREQ; - for (size_t i = 0; i < 30; i++) { - /* DP initialization */ - - retval = dap_dp_read_atomic(dap, DP_CTRL_STAT, NULL); - if (retval == ERROR_OK) - break; - } - /* * This write operation clears the sticky error bit in jtag mode only and * is ignored in swd mode. It also powers-up system and debug domains in * both jtag and swd modes, if not done before. - * Actually we do not need to clear the sticky error here because it has - * been already cleared (if it was set) in the previous atomic read. This - * write could be removed, but this initial part of dap_dp_init() is the - * result of years of fine tuning and there are strong concerns about any - * unnecessary code change. It doesn't harm, so let's keep it here and - * preserve the historical sequence of read/write operations! */ retval = dap_queue_dp_write(dap, DP_CTRL_STAT, dap->dp_ctrl_stat | SSTICKYERR); if (retval != ERROR_OK) @@ -731,6 +733,35 @@ int dap_dp_init(struct adiv5_dap *dap) return retval; } +/** + * Initialize a DAP or do reconnect if DAP is not accessible. + * + * @param dap The DAP being initialized. + */ +int dap_dp_init_or_reconnect(struct adiv5_dap *dap) +{ + LOG_DEBUG("%s", adiv5_dap_name(dap)); + + /* + * Early initialize dap->dp_ctrl_stat. + * In jtag mode only, if the following atomic reads fail and set the + * sticky error, it will trigger the clearing of the sticky. Without this + * initialization system and debug power would be disabled while clearing + * the sticky error bit. + */ + dap->dp_ctrl_stat = CDBGPWRUPREQ | CSYSPWRUPREQ; + + dap->do_reconnect = false; + + dap_dp_read_atomic(dap, DP_CTRL_STAT, NULL); + if (dap->do_reconnect) { + /* dap connect calls dap_dp_init() after transport dependent initialization */ + return dap->ops->connect(dap); + } else { + return dap_dp_init(dap); + } +} + /** * Initialize a DAP. This sets up the power domains, prepares the DP * for further use, and arranges to use AP #0 for all AP operations @@ -745,6 +776,17 @@ int mem_ap_init(struct adiv5_ap *ap) int retval; struct adiv5_dap *dap = ap->dap; + /* Set ap->cfg_reg before calling mem_ap_setup_transfer(). */ + /* mem_ap_setup_transfer() needs to know if the MEM_AP supports LPAE. */ + retval = dap_queue_ap_read(ap, MEM_AP_REG_CFG, &cfg); + if (retval != ERROR_OK) + return retval; + + retval = dap_run(dap); + if (retval != ERROR_OK) + return retval; + + ap->cfg_reg = cfg; ap->tar_valid = false; ap->csw_value = 0; /* force csw and tar write */ retval = mem_ap_setup_transfer(ap, CSW_8BIT | CSW_ADDRINC_PACKED, 0); @@ -755,10 +797,6 @@ int mem_ap_init(struct adiv5_ap *ap) if (retval != ERROR_OK) return retval; - retval = dap_queue_ap_read(ap, MEM_AP_REG_CFG, &cfg); - if (retval != ERROR_OK) - return retval; - retval = dap_run(dap); if (retval != ERROR_OK) return retval; @@ -785,7 +823,7 @@ int mem_ap_init(struct adiv5_ap *ap) ap->unaligned_access_bad = dap->ti_be_32_quirks; LOG_DEBUG("MEM_AP CFG: large data %d, long address %d, big-endian %d", - !!(cfg & 0x04), !!(cfg & 0x02), !!(cfg & 0x01)); + !!(cfg & MEM_AP_REG_CFG_LD), !!(cfg & MEM_AP_REG_CFG_LA), !!(cfg & MEM_AP_REG_CFG_BE)); return ERROR_OK; } @@ -827,15 +865,30 @@ int dap_to_jtag(struct adiv5_dap *dap) return dap_send_sequence(dap, SWD_TO_JTAG); } -/* CID interpretation -- see ARM IHI 0029B section 3 - * and ARM IHI 0031A table 13-3. +/* CID interpretation -- see ARM IHI 0029E table B2-7 + * and ARM IHI 0031E table D1-2. + * + * From 2009/11/25 commit 21378f58b604: + * "OptimoDE DESS" is ARM's semicustom DSPish stuff. + * Let's keep it as is, for the time being */ static const char *class_description[16] = { - "Reserved", "ROM table", "Reserved", "Reserved", - "Reserved", "Reserved", "Reserved", "Reserved", - "Reserved", "CoreSight component", "Reserved", "Peripheral Test Block", - "Reserved", "OptimoDE DESS", - "Generic IP component", "PrimeCell or System component" + [0x0] = "Generic verification component", + [0x1] = "ROM table", + [0x2] = "Reserved", + [0x3] = "Reserved", + [0x4] = "Reserved", + [0x5] = "Reserved", + [0x6] = "Reserved", + [0x7] = "Reserved", + [0x8] = "Reserved", + [0x9] = "CoreSight component", + [0xA] = "Reserved", + [0xB] = "Peripheral Test Block", + [0xC] = "Reserved", + [0xD] = "OptimoDE DESS", /* see above */ + [0xE] = "Generic IP component", + [0xF] = "CoreLink, PrimeCell or System component", }; static bool is_dap_cid_ok(uint32_t cid) @@ -872,7 +925,7 @@ int dap_find_ap(struct adiv5_dap *dap, enum ap_type type_to_find, struct adiv5_a * 3-0 : AP Type (0=JTAG-AP 1=AHB-AP 2=APB-AP 4=AXI-AP) */ - /* Reading register for a non-existant AP should not cause an error, + /* Reading register for a non-existent AP should not cause an error, * but just to be sure, try to continue searching if an error does happen. */ if ((retval == ERROR_OK) && /* Register read success */ @@ -902,46 +955,64 @@ int dap_find_ap(struct adiv5_dap *dap, enum ap_type type_to_find, struct adiv5_a } int dap_get_debugbase(struct adiv5_ap *ap, - uint32_t *dbgbase, uint32_t *apid) + target_addr_t *dbgbase, uint32_t *apid) { struct adiv5_dap *dap = ap->dap; int retval; + uint32_t baseptr_upper, baseptr_lower; - retval = dap_queue_ap_read(ap, MEM_AP_REG_BASE, dbgbase); + if (ap->cfg_reg == MEM_AP_REG_CFG_INVALID) { + retval = dap_queue_ap_read(ap, MEM_AP_REG_CFG, &ap->cfg_reg); + if (retval != ERROR_OK) + return retval; + } + retval = dap_queue_ap_read(ap, MEM_AP_REG_BASE, &baseptr_lower); if (retval != ERROR_OK) return retval; retval = dap_queue_ap_read(ap, AP_REG_IDR, apid); if (retval != ERROR_OK) return retval; + /* MEM_AP_REG_BASE64 is defined as 'RES0'; can be read and then ignored on 32 bits AP */ + if (ap->cfg_reg == MEM_AP_REG_CFG_INVALID || is_64bit_ap(ap)) { + retval = dap_queue_ap_read(ap, MEM_AP_REG_BASE64, &baseptr_upper); + if (retval != ERROR_OK) + return retval; + } + retval = dap_run(dap); if (retval != ERROR_OK) return retval; + if (!is_64bit_ap(ap)) + baseptr_upper = 0; + *dbgbase = (((target_addr_t)baseptr_upper) << 32) | baseptr_lower; + return ERROR_OK; } int dap_lookup_cs_component(struct adiv5_ap *ap, - uint32_t dbgbase, uint8_t type, uint32_t *addr, int32_t *idx) + target_addr_t dbgbase, uint8_t type, target_addr_t *addr, int32_t *idx) { - uint32_t romentry, entry_offset = 0, component_base, devtype; + uint32_t romentry, entry_offset = 0, devtype; + target_addr_t component_base; int retval; + dbgbase &= 0xFFFFFFFFFFFFF000ull; *addr = 0; do { - retval = mem_ap_read_atomic_u32(ap, (dbgbase&0xFFFFF000) | + retval = mem_ap_read_atomic_u32(ap, dbgbase | entry_offset, &romentry); if (retval != ERROR_OK) return retval; - component_base = (dbgbase & 0xFFFFF000) - + (romentry & 0xFFFFF000); + component_base = dbgbase + (target_addr_t)(romentry & 0xFFFFF000); if (romentry & 0x1) { uint32_t c_cid1; retval = mem_ap_read_atomic_u32(ap, component_base | 0xff4, &c_cid1); if (retval != ERROR_OK) { - LOG_ERROR("Can't read component with base address 0x%" PRIx32 + LOG_ERROR("Can't read component with base address " TARGET_ADDR_FMT ", the corresponding core might be turned off", component_base); return retval; } @@ -954,9 +1025,7 @@ int dap_lookup_cs_component(struct adiv5_ap *ap, return retval; } - retval = mem_ap_read_atomic_u32(ap, - (component_base & 0xfffff000) | 0xfcc, - &devtype); + retval = mem_ap_read_atomic_u32(ap, component_base | 0xfcc, &devtype); if (retval != ERROR_OK) return retval; if ((devtype & 0xff) == type) { @@ -968,7 +1037,7 @@ int dap_lookup_cs_component(struct adiv5_ap *ap, } } entry_offset += 4; - } while (romentry > 0); + } while ((romentry > 0) && (entry_offset < 0xf00)); if (!*addr) return ERROR_TARGET_RESOURCE_NOT_AVAILABLE; @@ -976,10 +1045,10 @@ int dap_lookup_cs_component(struct adiv5_ap *ap, return ERROR_OK; } -static int dap_read_part_id(struct adiv5_ap *ap, uint32_t component_base, uint32_t *cid, uint64_t *pid) +static int dap_read_part_id(struct adiv5_ap *ap, target_addr_t component_base, uint32_t *cid, uint64_t *pid) { assert((component_base & 0xFFF) == 0); - assert(ap != NULL && cid != NULL && pid != NULL); + assert(ap && cid && pid); uint32_t cid0, cid1, cid2, cid3; uint32_t pid0, pid1, pid2, pid3, pid4; @@ -1072,21 +1141,24 @@ static const struct { { ARM_ID, 0x00c, "Cortex-M4 SCS", "(System Control Space)", }, { ARM_ID, 0x00d, "CoreSight ETM11", "(Embedded Trace)", }, { ARM_ID, 0x00e, "Cortex-M7 FPB", "(Flash Patch and Breakpoint)", }, + { ARM_ID, 0x470, "Cortex-M1 ROM", "(ROM Table)", }, + { ARM_ID, 0x471, "Cortex-M0 ROM", "(ROM Table)", }, { ARM_ID, 0x490, "Cortex-A15 GIC", "(Generic Interrupt Controller)", }, { ARM_ID, 0x4a1, "Cortex-A53 ROM", "(v8 Memory Map ROM Table)", }, { ARM_ID, 0x4a2, "Cortex-A57 ROM", "(ROM Table)", }, { ARM_ID, 0x4a3, "Cortex-A53 ROM", "(v7 Memory Map ROM Table)", }, { ARM_ID, 0x4a4, "Cortex-A72 ROM", "(ROM Table)", }, { ARM_ID, 0x4a9, "Cortex-A9 ROM", "(ROM Table)", }, + { ARM_ID, 0x4aa, "Cortex-A35 ROM", "(v8 Memory Map ROM Table)", }, { ARM_ID, 0x4af, "Cortex-A15 ROM", "(ROM Table)", }, + { ARM_ID, 0x4b5, "Cortex-R5 ROM", "(ROM Table)", }, { ARM_ID, 0x4c0, "Cortex-M0+ ROM", "(ROM Table)", }, { ARM_ID, 0x4c3, "Cortex-M3 ROM", "(ROM Table)", }, { ARM_ID, 0x4c4, "Cortex-M4 ROM", "(ROM Table)", }, { ARM_ID, 0x4c7, "Cortex-M7 PPB ROM", "(Private Peripheral Bus ROM Table)", }, { ARM_ID, 0x4c8, "Cortex-M7 ROM", "(ROM Table)", }, - { ARM_ID, 0x4b5, "Cortex-R5 ROM", "(ROM Table)", }, - { ARM_ID, 0x470, "Cortex-M1 ROM", "(ROM Table)", }, - { ARM_ID, 0x471, "Cortex-M0 ROM", "(ROM Table)", }, + { ARM_ID, 0x4e0, "Cortex-A35 ROM", "(v7 Memory Map ROM Table)", }, + { ARM_ID, 0x4e4, "Cortex-A76 ROM", "(ROM Table)", }, { ARM_ID, 0x906, "CoreSight CTI", "(Cross Trigger)", }, { ARM_ID, 0x907, "CoreSight ETB", "(Trace Buffer)", }, { ARM_ID, 0x908, "CoreSight CSTF", "(Trace Funnel)", }, @@ -1129,6 +1201,7 @@ static const struct { { ARM_ID, 0x9d3, "Cortex-A53 PMU", "(Performance Monitor Unit)", }, { ARM_ID, 0x9d7, "Cortex-A57 PMU", "(Performance Monitor Unit)", }, { ARM_ID, 0x9d8, "Cortex-A72 PMU", "(Performance Monitor Unit)", }, + { ARM_ID, 0x9da, "Cortex-A35 PMU/CTI/ETM", "(Performance Monitor Unit/Cross Trigger/ETM)", }, { ARM_ID, 0xc05, "Cortex-A5 Debug", "(Debug Unit)", }, { ARM_ID, 0xc07, "Cortex-A7 Debug", "(Debug Unit)", }, { ARM_ID, 0xc08, "Cortex-A8 Debug", "(Debug Unit)", }, @@ -1139,8 +1212,10 @@ static const struct { { ARM_ID, 0xc15, "Cortex-R5 Debug", "(Debug Unit)", }, { ARM_ID, 0xc17, "Cortex-R7 Debug", "(Debug Unit)", }, { ARM_ID, 0xd03, "Cortex-A53 Debug", "(Debug Unit)", }, + { ARM_ID, 0xd04, "Cortex-A35 Debug", "(Debug Unit)", }, { ARM_ID, 0xd07, "Cortex-A57 Debug", "(Debug Unit)", }, { ARM_ID, 0xd08, "Cortex-A72 Debug", "(Debug Unit)", }, + { ARM_ID, 0xd0b, "Cortex-A76 Debug", "(Debug Unit)", }, { 0x097, 0x9af, "MSP432 ROM", "(ROM Table)" }, { 0x09f, 0xcd0, "Atmel CPU with DSU", "(CPU)" }, { 0x0c1, 0x1db, "XMC4500 ROM", "(ROM Table)" }, @@ -1148,9 +1223,13 @@ static const struct { { 0x0c1, 0x1ed, "XMC1000 ROM", "(ROM Table)" }, { 0x0E5, 0x000, "SHARC+/Blackfin+", "", }, { 0x0F0, 0x440, "Qualcomm QDSS Component v1", "(Qualcomm Designed CoreSight Component v1)", }, + { 0x1bf, 0x100, "Brahma-B53 Debug", "(Debug Unit)", }, + { 0x1bf, 0x9d3, "Brahma-B53 PMU", "(Performance Monitor Unit)", }, + { 0x1bf, 0x4a1, "Brahma-B53 ROM", "(ROM Table)", }, + { 0x1bf, 0x721, "Brahma-B53 ROM", "(ROM Table)", }, { 0x3eb, 0x181, "Tegra 186 ROM", "(ROM Table)", }, - { 0x3eb, 0x211, "Tegra 210 ROM", "(ROM Table)", }, { 0x3eb, 0x202, "Denver ETM", "(Denver Embedded Trace)", }, + { 0x3eb, 0x211, "Tegra 210 ROM", "(ROM Table)", }, { 0x3eb, 0x302, "Denver Debug", "(Debug Unit)", }, { 0x3eb, 0x402, "Denver PMU", "(Performance Monitor Unit)", }, /* legacy comment: 0x113: what? */ @@ -1159,7 +1238,7 @@ static const struct { }; static int dap_rom_display(struct command_invocation *cmd, - struct adiv5_ap *ap, uint32_t dbgbase, int depth) + struct adiv5_ap *ap, target_addr_t dbgbase, int depth) { int retval; uint64_t pid; @@ -1174,8 +1253,8 @@ static int dap_rom_display(struct command_invocation *cmd, if (depth) snprintf(tabs, sizeof(tabs), "[L%02d] ", depth); - uint32_t base_addr = dbgbase & 0xFFFFF000; - command_print(cmd, "\t\tComponent base address 0x%08" PRIx32, base_addr); + target_addr_t base_addr = dbgbase & 0xFFFFFFFFFFFFF000ull; + command_print(cmd, "\t\tComponent base address " TARGET_ADDR_FMT, base_addr); retval = dap_read_part_id(ap, base_addr, &cid, &pid); if (retval != ERROR_OK) { @@ -1191,7 +1270,7 @@ static int dap_rom_display(struct command_invocation *cmd, /* component may take multiple 4K pages */ uint32_t size = (pid >> 36) & 0xf; if (size > 0) - command_print(cmd, "\t\tStart address 0x%08" PRIx32, (uint32_t)(base_addr - 0x1000 * size)); + command_print(cmd, "\t\tStart address " TARGET_ADDR_FMT, base_addr - 0x1000 * size); command_print(cmd, "\t\tPeripheral ID 0x%010" PRIx64, pid); @@ -1251,8 +1330,8 @@ static int dap_rom_display(struct command_invocation *cmd, command_print(cmd, "\t%sROMTABLE[0x%x] = 0x%" PRIx32 "", tabs, entry_offset, romentry); if (romentry & 0x01) { - /* Recurse */ - retval = dap_rom_display(cmd, ap, base_addr + (romentry & 0xFFFFF000), depth + 1); + /* Recurse. "romentry" is signed */ + retval = dap_rom_display(cmd, ap, base_addr + (int32_t)(romentry & 0xFFFFF000), depth + 1); if (retval != ERROR_OK) return retval; } else if (romentry != 0) { @@ -1416,7 +1495,9 @@ int dap_info_command(struct command_invocation *cmd, struct adiv5_ap *ap) { int retval; - uint32_t dbgbase, apid; + uint32_t apid; + target_addr_t dbgbase; + target_addr_t dbgaddr; uint8_t mem_ap; /* Now we read ROM table ID registers, ref. ARM IHI 0029B sec */ @@ -1456,9 +1537,14 @@ int dap_info_command(struct command_invocation *cmd, */ mem_ap = (apid & IDR_CLASS) == AP_CLASS_MEM_AP; if (mem_ap) { - command_print(cmd, "MEM-AP BASE 0x%8.8" PRIx32, dbgbase); + if (is_64bit_ap(ap)) + dbgaddr = 0xFFFFFFFFFFFFFFFFull; + else + dbgaddr = 0xFFFFFFFFul; + + command_print(cmd, "MEM-AP BASE " TARGET_ADDR_FMT, dbgbase); - if (dbgbase == 0xFFFFFFFF || (dbgbase & 0x3) == 0x2) { + if (dbgbase == dbgaddr || (dbgbase & 0x3) == 0x2) { command_print(cmd, "\tNo ROM table present"); } else { if (dbgbase & 0x01) @@ -1466,7 +1552,7 @@ int dap_info_command(struct command_invocation *cmd, else command_print(cmd, "\tROM table in legacy format"); - dap_rom_display(cmd, ap, dbgbase & 0xFFFFF000, 0); + dap_rom_display(cmd, ap, dbgbase & 0xFFFFFFFFFFFFF000ull, 0); } } @@ -1475,22 +1561,125 @@ int dap_info_command(struct command_invocation *cmd, enum adiv5_cfg_param { CFG_DAP, - CFG_AP_NUM + CFG_AP_NUM, + CFG_BASEADDR, + CFG_CTIBASE, /* DEPRECATED */ }; -static const Jim_Nvp nvp_config_opts[] = { - { .name = "-dap", .value = CFG_DAP }, - { .name = "-ap-num", .value = CFG_AP_NUM }, +static const struct jim_nvp nvp_config_opts[] = { + { .name = "-dap", .value = CFG_DAP }, + { .name = "-ap-num", .value = CFG_AP_NUM }, + { .name = "-baseaddr", .value = CFG_BASEADDR }, + { .name = "-ctibase", .value = CFG_CTIBASE }, /* DEPRECATED */ { .name = NULL, .value = -1 } }; -int adiv5_jim_configure(struct target *target, Jim_GetOptInfo *goi) +static int adiv5_jim_spot_configure(struct jim_getopt_info *goi, + struct adiv5_dap **dap_p, int *ap_num_p, uint32_t *base_p) +{ + if (!goi->argc) + return JIM_OK; + + Jim_SetEmptyResult(goi->interp); + + struct jim_nvp *n; + int e = jim_nvp_name2value_obj(goi->interp, nvp_config_opts, + goi->argv[0], &n); + if (e != JIM_OK) + return JIM_CONTINUE; + + /* base_p can be NULL, then '-baseaddr' option is treated as unknown */ + if (!base_p && (n->value == CFG_BASEADDR || n->value == CFG_CTIBASE)) + return JIM_CONTINUE; + + e = jim_getopt_obj(goi, NULL); + if (e != JIM_OK) + return e; + + switch (n->value) { + case CFG_DAP: + if (goi->isconfigure) { + Jim_Obj *o_t; + struct adiv5_dap *dap; + e = jim_getopt_obj(goi, &o_t); + if (e != JIM_OK) + return e; + dap = dap_instance_by_jim_obj(goi->interp, o_t); + if (!dap) { + Jim_SetResultString(goi->interp, "DAP name invalid!", -1); + return JIM_ERR; + } + if (*dap_p && *dap_p != dap) { + Jim_SetResultString(goi->interp, + "DAP assignment cannot be changed!", -1); + return JIM_ERR; + } + *dap_p = dap; + } else { + if (goi->argc) + goto err_no_param; + if (!*dap_p) { + Jim_SetResultString(goi->interp, "DAP not configured", -1); + return JIM_ERR; + } + Jim_SetResultString(goi->interp, adiv5_dap_name(*dap_p), -1); + } + break; + + case CFG_AP_NUM: + if (goi->isconfigure) { + jim_wide ap_num; + e = jim_getopt_wide(goi, &ap_num); + if (e != JIM_OK) + return e; + if (ap_num < 0 || ap_num > DP_APSEL_MAX) { + Jim_SetResultString(goi->interp, "Invalid AP number!", -1); + return JIM_ERR; + } + *ap_num_p = ap_num; + } else { + if (goi->argc) + goto err_no_param; + if (*ap_num_p == DP_APSEL_INVALID) { + Jim_SetResultString(goi->interp, "AP number not configured", -1); + return JIM_ERR; + } + Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, *ap_num_p)); + } + break; + + case CFG_CTIBASE: + LOG_WARNING("DEPRECATED! use \'-baseaddr' not \'-ctibase\'"); + /* fall through */ + case CFG_BASEADDR: + if (goi->isconfigure) { + jim_wide base; + e = jim_getopt_wide(goi, &base); + if (e != JIM_OK) + return e; + *base_p = (uint32_t)base; + } else { + if (goi->argc) + goto err_no_param; + Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, *base_p)); + } + break; + }; + + return JIM_OK; + +err_no_param: + Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "NO PARAMS"); + return JIM_ERR; +} + +int adiv5_jim_configure(struct target *target, struct jim_getopt_info *goi) { struct adiv5_private_config *pc; int e; pc = (struct adiv5_private_config *)target->private_config; - if (pc == NULL) { + if (!pc) { pc = calloc(1, sizeof(struct adiv5_private_config)); pc->ap_num = DP_APSEL_INVALID; target->private_config = pc; @@ -1498,90 +1687,19 @@ int adiv5_jim_configure(struct target *target, Jim_GetOptInfo *goi) target->has_dap = true; - if (goi->argc > 0) { - Jim_Nvp *n; - - Jim_SetEmptyResult(goi->interp); - - /* check first if topmost item is for us */ - e = Jim_Nvp_name2value_obj(goi->interp, nvp_config_opts, - goi->argv[0], &n); - if (e != JIM_OK) - return JIM_CONTINUE; - - e = Jim_GetOpt_Obj(goi, NULL); - if (e != JIM_OK) - return e; - - switch (n->value) { - case CFG_DAP: - if (goi->isconfigure) { - Jim_Obj *o_t; - struct adiv5_dap *dap; - e = Jim_GetOpt_Obj(goi, &o_t); - if (e != JIM_OK) - return e; - dap = dap_instance_by_jim_obj(goi->interp, o_t); - if (dap == NULL) { - Jim_SetResultString(goi->interp, "DAP name invalid!", -1); - return JIM_ERR; - } - if (pc->dap != NULL && pc->dap != dap) { - Jim_SetResultString(goi->interp, - "DAP assignment cannot be changed after target was created!", -1); - return JIM_ERR; - } - if (target->tap_configured) { - Jim_SetResultString(goi->interp, - "-chain-position and -dap configparams are mutually exclusive!", -1); - return JIM_ERR; - } - pc->dap = dap; - target->tap = dap->tap; - target->dap_configured = true; - } else { - if (goi->argc != 0) { - Jim_WrongNumArgs(goi->interp, - goi->argc, goi->argv, - "NO PARAMS"); - return JIM_ERR; - } - - if (pc->dap == NULL) { - Jim_SetResultString(goi->interp, "DAP not configured", -1); - return JIM_ERR; - } - Jim_SetResultString(goi->interp, adiv5_dap_name(pc->dap), -1); - } - break; + e = adiv5_jim_spot_configure(goi, &pc->dap, &pc->ap_num, NULL); + if (e != JIM_OK) + return e; - case CFG_AP_NUM: - if (goi->isconfigure) { - jim_wide ap_num; - e = Jim_GetOpt_Wide(goi, &ap_num); - if (e != JIM_OK) - return e; - if (ap_num < 0 || ap_num > DP_APSEL_MAX) { - Jim_SetResultString(goi->interp, "Invalid AP number!", -1); - return JIM_ERR; - } - pc->ap_num = ap_num; - } else { - if (goi->argc != 0) { - Jim_WrongNumArgs(goi->interp, - goi->argc, goi->argv, - "NO PARAMS"); - return JIM_ERR; - } - - if (pc->ap_num == DP_APSEL_INVALID) { - Jim_SetResultString(goi->interp, "AP number not configured", -1); - return JIM_ERR; - } - Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, pc->ap_num)); - } - break; + if (pc->dap && !target->dap_configured) { + if (target->tap_configured) { + pc->dap = NULL; + Jim_SetResultString(goi->interp, + "-chain-position and -dap configparams are mutually exclusive!", -1); + return JIM_ERR; } + target->tap = pc->dap->tap; + target->dap_configured = true; } return JIM_OK; @@ -1589,15 +1707,28 @@ int adiv5_jim_configure(struct target *target, Jim_GetOptInfo *goi) int adiv5_verify_config(struct adiv5_private_config *pc) { - if (pc == NULL) + if (!pc) return ERROR_FAIL; - if (pc->dap == NULL) + if (!pc->dap) return ERROR_FAIL; return ERROR_OK; } +int adiv5_jim_mem_ap_spot_configure(struct adiv5_mem_ap_spot *cfg, + struct jim_getopt_info *goi) +{ + return adiv5_jim_spot_configure(goi, &cfg->dap, &cfg->ap_num, &cfg->base); +} + +int adiv5_mem_ap_spot_init(struct adiv5_mem_ap_spot *p) +{ + p->dap = NULL; + p->ap_num = DP_APSEL_INVALID; + p->base = 0; + return ERROR_OK; +} COMMAND_HANDLER(handle_dap_info_command) { @@ -1610,8 +1741,10 @@ COMMAND_HANDLER(handle_dap_info_command) break; case 1: COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], apsel); - if (apsel > DP_APSEL_MAX) - return ERROR_COMMAND_SYNTAX_ERROR; + if (apsel > DP_APSEL_MAX) { + command_print(CMD, "Invalid AP number"); + return ERROR_COMMAND_ARGUMENT_INVALID; + } break; default: return ERROR_COMMAND_SYNTAX_ERROR; @@ -1623,9 +1756,13 @@ COMMAND_HANDLER(handle_dap_info_command) COMMAND_HANDLER(dap_baseaddr_command) { struct adiv5_dap *dap = adiv5_get_dap(CMD_DATA); - uint32_t apsel, baseaddr; + uint32_t apsel, baseaddr_lower, baseaddr_upper; + struct adiv5_ap *ap; + target_addr_t baseaddr; int retval; + baseaddr_upper = 0; + switch (CMD_ARGC) { case 0: apsel = dap->apsel; @@ -1633,8 +1770,10 @@ COMMAND_HANDLER(dap_baseaddr_command) case 1: COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], apsel); /* AP address is in bits 31:24 of DP_SELECT */ - if (apsel > DP_APSEL_MAX) - return ERROR_COMMAND_SYNTAX_ERROR; + if (apsel > DP_APSEL_MAX) { + command_print(CMD, "Invalid AP number"); + return ERROR_COMMAND_ARGUMENT_INVALID; + } break; default: return ERROR_COMMAND_SYNTAX_ERROR; @@ -1645,16 +1784,30 @@ COMMAND_HANDLER(dap_baseaddr_command) * though they're not common for now. This should * use the ID register to verify it's a MEM-AP. */ - retval = dap_queue_ap_read(dap_ap(dap, apsel), MEM_AP_REG_BASE, &baseaddr); - if (retval != ERROR_OK) - return retval; - retval = dap_run(dap); + + ap = dap_ap(dap, apsel); + retval = dap_queue_ap_read(ap, MEM_AP_REG_BASE, &baseaddr_lower); + + if (retval == ERROR_OK && ap->cfg_reg == MEM_AP_REG_CFG_INVALID) + retval = dap_queue_ap_read(ap, MEM_AP_REG_CFG, &ap->cfg_reg); + + if (retval == ERROR_OK && (ap->cfg_reg == MEM_AP_REG_CFG_INVALID || is_64bit_ap(ap))) { + /* MEM_AP_REG_BASE64 is defined as 'RES0'; can be read and then ignored on 32 bits AP */ + retval = dap_queue_ap_read(ap, MEM_AP_REG_BASE64, &baseaddr_upper); + } + + if (retval == ERROR_OK) + retval = dap_run(dap); if (retval != ERROR_OK) return retval; - command_print(CMD, "0x%8.8" PRIx32, baseaddr); + if (is_64bit_ap(ap)) { + baseaddr = (((target_addr_t)baseaddr_upper) << 32) | baseaddr_lower; + command_print(CMD, "0x%016" PRIx64, baseaddr); + } else + command_print(CMD, "0x%08" PRIx32, baseaddr_lower); - return retval; + return ERROR_OK; } COMMAND_HANDLER(dap_memaccess_command) @@ -1674,7 +1827,7 @@ COMMAND_HANDLER(dap_memaccess_command) } dap->ap[dap->apsel].memaccess_tck = memaccess_tck; - command_print(CMD, "memory bus access delay set to %" PRIi32 " tck", + command_print(CMD, "memory bus access delay set to %" PRIu32 " tck", dap->ap[dap->apsel].memaccess_tck); return ERROR_OK; @@ -1687,13 +1840,15 @@ COMMAND_HANDLER(dap_apsel_command) switch (CMD_ARGC) { case 0: - command_print(CMD, "%" PRIi32, dap->apsel); + command_print(CMD, "%" PRIu32, dap->apsel); return ERROR_OK; case 1: COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], apsel); /* AP address is in bits 31:24 of DP_SELECT */ - if (apsel > DP_APSEL_MAX) - return ERROR_COMMAND_SYNTAX_ERROR; + if (apsel > DP_APSEL_MAX) { + command_print(CMD, "Invalid AP number"); + return ERROR_COMMAND_ARGUMENT_INVALID; + } break; default: return ERROR_COMMAND_SYNTAX_ERROR; @@ -1711,7 +1866,7 @@ COMMAND_HANDLER(dap_apcsw_command) switch (CMD_ARGC) { case 0: - command_print(CMD, "ap %" PRIi32 " selected, csw 0x%8.8" PRIx32, + command_print(CMD, "ap %" PRIu32 " selected, csw 0x%8.8" PRIx32, dap->apsel, apcsw); return ERROR_OK; case 1: @@ -1722,7 +1877,7 @@ COMMAND_HANDLER(dap_apcsw_command) if (csw_val & (CSW_SIZE_MASK | CSW_ADDRINC_MASK)) { LOG_ERROR("CSW value cannot include 'Size' and 'AddrInc' bit-fields"); - return ERROR_COMMAND_SYNTAX_ERROR; + return ERROR_COMMAND_ARGUMENT_INVALID; } apcsw = csw_val; break; @@ -1731,7 +1886,7 @@ COMMAND_HANDLER(dap_apcsw_command) COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], csw_mask); if (csw_mask & (CSW_SIZE_MASK | CSW_ADDRINC_MASK)) { LOG_ERROR("CSW mask cannot include 'Size' and 'AddrInc' bit-fields"); - return ERROR_COMMAND_SYNTAX_ERROR; + return ERROR_COMMAND_ARGUMENT_INVALID; } apcsw = (apcsw & ~csw_mask) | (csw_val & csw_mask); break; @@ -1758,8 +1913,10 @@ COMMAND_HANDLER(dap_apid_command) case 1: COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], apsel); /* AP address is in bits 31:24 of DP_SELECT */ - if (apsel > DP_APSEL_MAX) - return ERROR_COMMAND_SYNTAX_ERROR; + if (apsel > DP_APSEL_MAX) { + command_print(CMD, "Invalid AP number"); + return ERROR_COMMAND_ARGUMENT_INVALID; + } break; default: return ERROR_COMMAND_SYNTAX_ERROR; @@ -1789,13 +1946,18 @@ COMMAND_HANDLER(dap_apreg_command) COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], apsel); /* AP address is in bits 31:24 of DP_SELECT */ - if (apsel > DP_APSEL_MAX) - return ERROR_COMMAND_SYNTAX_ERROR; + if (apsel > DP_APSEL_MAX) { + command_print(CMD, "Invalid AP number"); + return ERROR_COMMAND_ARGUMENT_INVALID; + } + ap = dap_ap(dap, apsel); COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], reg); - if (reg >= 256 || (reg & 3)) - return ERROR_COMMAND_SYNTAX_ERROR; + if (reg >= 256 || (reg & 3)) { + command_print(CMD, "Invalid reg value (should be less than 256 and 4 bytes aligned)"); + return ERROR_COMMAND_ARGUMENT_INVALID; + } if (CMD_ARGC == 3) { COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], value); @@ -1807,8 +1969,25 @@ COMMAND_HANDLER(dap_apreg_command) ap->csw_value = value; break; case MEM_AP_REG_TAR: - ap->tar_valid = false; /* invalid, force write */ - retval = mem_ap_setup_tar(ap, value); + retval = dap_queue_ap_write(ap, reg, value); + if (retval == ERROR_OK) + ap->tar_value = (ap->tar_value & ~0xFFFFFFFFull) | value; + else { + /* To track independent writes to TAR and TAR64, two tar_valid flags */ + /* should be used. To keep it simple, tar_valid is only invalidated on a */ + /* write fail. This approach causes a later re-write of the TAR and TAR64 */ + /* if tar_valid is false. */ + ap->tar_valid = false; + } + break; + case MEM_AP_REG_TAR64: + retval = dap_queue_ap_write(ap, reg, value); + if (retval == ERROR_OK) + ap->tar_value = (ap->tar_value & 0xFFFFFFFFull) | (((target_addr_t)value) << 32); + else { + /* See above comment for the MEM_AP_REG_TAR failed write case */ + ap->tar_valid = false; + } break; default: retval = dap_queue_ap_write(ap, reg, value); @@ -1839,8 +2018,10 @@ COMMAND_HANDLER(dap_dpreg_command) return ERROR_COMMAND_SYNTAX_ERROR; COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], reg); - if (reg >= 256 || (reg & 3)) - return ERROR_COMMAND_SYNTAX_ERROR; + if (reg >= 256 || (reg & 3)) { + command_print(CMD, "Invalid reg value (should be less than 256 and 4 bytes aligned)"); + return ERROR_COMMAND_ARGUMENT_INVALID; + } if (CMD_ARGC == 2) { COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], value); @@ -1863,24 +2044,8 @@ COMMAND_HANDLER(dap_dpreg_command) COMMAND_HANDLER(dap_ti_be_32_quirks_command) { struct adiv5_dap *dap = adiv5_get_dap(CMD_DATA); - uint32_t enable = dap->ti_be_32_quirks; - - switch (CMD_ARGC) { - case 0: - break; - case 1: - COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], enable); - if (enable > 1) - return ERROR_COMMAND_SYNTAX_ERROR; - break; - default: - return ERROR_COMMAND_SYNTAX_ERROR; - } - dap->ti_be_32_quirks = enable; - command_print(CMD, "TI BE-32 quirks mode %s", - enable ? "enabled" : "disabled"); - - return 0; + return CALL_COMMAND_HANDLER(handle_command_parse_bool, &dap->ti_be_32_quirks, + "TI BE-32 quirks mode"); } const struct command_registration dap_instance_commands[] = {