|
- /***************************************************************************
- * Copyright (C) 2009 by Duane Ellis *
- * openocd@duaneellis.com *
- * *
- * Copyright (C) 2010 by Olaf Lüke (at91sam3s* support) *
- * olaf@uni-paderborn.de *
- * *
- * Copyright (C) 2011 by Olivier Schonken (at91sam3x* support) * *
- * and Jim Norris *
- * 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 *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * GNU General Public License for more details. *
- * *
- * You should have received a copy of the GNU General Public License *
- * along with this program. If not, see <http://www.gnu.org/licenses/>. *
- ****************************************************************************/
-
- /* Some of the lower level code was based on code supplied by
- * ATMEL under this copyright. */
-
- /* BEGIN ATMEL COPYRIGHT */
- /* ----------------------------------------------------------------------------
- * ATMEL Microcontroller Software Support
- * ----------------------------------------------------------------------------
- * Copyright (c) 2009, Atmel Corporation
- *
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * - Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the disclaimer below.
- *
- * Atmel's name may not be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
- * DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
- * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
- * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
- * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
- * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- * ----------------------------------------------------------------------------
- */
- /* END ATMEL COPYRIGHT */
-
- #ifdef HAVE_CONFIG_H
- #include "config.h"
- #endif
-
- #include "imp.h"
- #include <helper/time_support.h>
-
- #define REG_NAME_WIDTH (12)
-
- /* at91sam3u series (has one or two flash banks) */
- #define FLASH_BANK0_BASE_U 0x00080000
- #define FLASH_BANK1_BASE_U 0x00100000
-
- /* at91sam3s series (has always one flash bank) */
- #define FLASH_BANK_BASE_S 0x00400000
-
- /* at91sam3sd series (has always two flash banks) */
- #define FLASH_BANK0_BASE_SD FLASH_BANK_BASE_S
- #define FLASH_BANK1_BASE_512K_SD (FLASH_BANK0_BASE_SD+(512*1024/2))
-
-
- /* at91sam3n series (has always one flash bank) */
- #define FLASH_BANK_BASE_N 0x00400000
-
- /* at91sam3a/x series has two flash banks*/
- #define FLASH_BANK0_BASE_AX 0x00080000
- /*Bank 1 of the at91sam3a/x series starts at 0x00080000 + half flash size*/
- #define FLASH_BANK1_BASE_256K_AX 0x000A0000
- #define FLASH_BANK1_BASE_512K_AX 0x000C0000
-
- #define AT91C_EFC_FCMD_GETD (0x0) /* (EFC) Get Flash Descriptor */
- #define AT91C_EFC_FCMD_WP (0x1) /* (EFC) Write Page */
- #define AT91C_EFC_FCMD_WPL (0x2) /* (EFC) Write Page and Lock */
- #define AT91C_EFC_FCMD_EWP (0x3) /* (EFC) Erase Page and Write Page */
- #define AT91C_EFC_FCMD_EWPL (0x4) /* (EFC) Erase Page and Write Page then Lock */
- #define AT91C_EFC_FCMD_EA (0x5) /* (EFC) Erase All */
- /* cmd6 is not present in the at91sam3u4/2/1 data sheet table 17-2 */
- /* #define AT91C_EFC_FCMD_EPL (0x6) // (EFC) Erase plane? */
- /* cmd7 is not present in the at91sam3u4/2/1 data sheet table 17-2 */
- /* #define AT91C_EFC_FCMD_EPA (0x7) // (EFC) Erase pages? */
- #define AT91C_EFC_FCMD_SLB (0x8) /* (EFC) Set Lock Bit */
- #define AT91C_EFC_FCMD_CLB (0x9) /* (EFC) Clear Lock Bit */
- #define AT91C_EFC_FCMD_GLB (0xA) /* (EFC) Get Lock Bit */
- #define AT91C_EFC_FCMD_SFB (0xB) /* (EFC) Set Fuse Bit */
- #define AT91C_EFC_FCMD_CFB (0xC) /* (EFC) Clear Fuse Bit */
- #define AT91C_EFC_FCMD_GFB (0xD) /* (EFC) Get Fuse Bit */
- #define AT91C_EFC_FCMD_STUI (0xE) /* (EFC) Start Read Unique ID */
- #define AT91C_EFC_FCMD_SPUI (0xF) /* (EFC) Stop Read Unique ID */
-
- #define OFFSET_EFC_FMR 0
- #define OFFSET_EFC_FCR 4
- #define OFFSET_EFC_FSR 8
- #define OFFSET_EFC_FRR 12
-
- extern const struct flash_driver at91sam3_flash;
-
- static float _tomhz(uint32_t freq_hz)
- {
- float f;
-
- f = ((float)(freq_hz)) / 1000000.0;
- return f;
- }
-
- /* How the chip is configured. */
- struct sam3_cfg {
- uint32_t unique_id[4];
-
- uint32_t slow_freq;
- uint32_t rc_freq;
- uint32_t mainosc_freq;
- uint32_t plla_freq;
- uint32_t mclk_freq;
- uint32_t cpu_freq;
- uint32_t fclk_freq;
- uint32_t pclk0_freq;
- uint32_t pclk1_freq;
- uint32_t pclk2_freq;
-
-
- #define SAM3_CHIPID_CIDR (0x400E0740)
- uint32_t CHIPID_CIDR;
- #define SAM3_CHIPID_CIDR2 (0x400E0940) /*SAM3X and SAM3A cidr at this address*/
- uint32_t CHIPID_CIDR2;
- #define SAM3_CHIPID_EXID (0x400E0744)
- uint32_t CHIPID_EXID;
- #define SAM3_CHIPID_EXID2 (0x400E0944) /*SAM3X and SAM3A cidr at this address*/
- uint32_t CHIPID_EXID2;
-
-
- #define SAM3_PMC_BASE (0x400E0400)
- #define SAM3_PMC_SCSR (SAM3_PMC_BASE + 0x0008)
- uint32_t PMC_SCSR;
- #define SAM3_PMC_PCSR (SAM3_PMC_BASE + 0x0018)
- uint32_t PMC_PCSR;
- #define SAM3_CKGR_UCKR (SAM3_PMC_BASE + 0x001c)
- uint32_t CKGR_UCKR;
- #define SAM3_CKGR_MOR (SAM3_PMC_BASE + 0x0020)
- uint32_t CKGR_MOR;
- #define SAM3_CKGR_MCFR (SAM3_PMC_BASE + 0x0024)
- uint32_t CKGR_MCFR;
- #define SAM3_CKGR_PLLAR (SAM3_PMC_BASE + 0x0028)
- uint32_t CKGR_PLLAR;
- #define SAM3_PMC_MCKR (SAM3_PMC_BASE + 0x0030)
- uint32_t PMC_MCKR;
- #define SAM3_PMC_PCK0 (SAM3_PMC_BASE + 0x0040)
- uint32_t PMC_PCK0;
- #define SAM3_PMC_PCK1 (SAM3_PMC_BASE + 0x0044)
- uint32_t PMC_PCK1;
- #define SAM3_PMC_PCK2 (SAM3_PMC_BASE + 0x0048)
- uint32_t PMC_PCK2;
- #define SAM3_PMC_SR (SAM3_PMC_BASE + 0x0068)
- uint32_t PMC_SR;
- #define SAM3_PMC_IMR (SAM3_PMC_BASE + 0x006c)
- uint32_t PMC_IMR;
- #define SAM3_PMC_FSMR (SAM3_PMC_BASE + 0x0070)
- uint32_t PMC_FSMR;
- #define SAM3_PMC_FSPR (SAM3_PMC_BASE + 0x0074)
- uint32_t PMC_FSPR;
- };
-
- /*
- * The AT91SAM3N data sheet 04-Oct-2010, AT91SAM3U data sheet 22-Aug-2011
- * and AT91SAM3S data sheet 09-Feb-2011 state that for flash writes
- * the flash wait state (FWS) should be set to 6. It seems like that the
- * cause of the problem is not the flash itself, but the flash write
- * buffer. Ie the wait states have to be set before writing into the
- * buffer.
- * Tested and confirmed with SAM3N and SAM3U
- */
-
- struct sam3_bank_private {
- bool probed;
- /* DANGER: THERE ARE DRAGONS HERE.. */
- /* NOTE: If you add more 'ghost' pointers */
- /* be aware that you must *manually* update */
- /* these pointers in the function sam3_get_details() */
- /* See the comment "Here there be dragons" */
-
- /* so we can find the chip we belong to */
- struct sam3_chip *chip;
- /* so we can find the original bank pointer */
- struct flash_bank *bank;
- unsigned bank_number;
- uint32_t controller_address;
- uint32_t base_address;
- uint32_t flash_wait_states;
- bool present;
- unsigned size_bytes;
- unsigned nsectors;
- unsigned sector_size;
- unsigned page_size;
- };
-
- struct sam3_chip_details {
- /* THERE ARE DRAGONS HERE.. */
- /* note: If you add pointers here */
- /* be careful about them as they */
- /* may need to be updated inside */
- /* the function: "sam3_get_details() */
- /* which copy/overwrites the */
- /* 'runtime' copy of this structure */
- uint32_t chipid_cidr;
- const char *name;
-
- unsigned n_gpnvms;
- #define SAM3_N_NVM_BITS 3
- unsigned gpnvm[SAM3_N_NVM_BITS];
- unsigned total_flash_size;
- unsigned total_sram_size;
- unsigned n_banks;
- #define SAM3_MAX_FLASH_BANKS 2
- /* these are "initialized" from the global const data */
- struct sam3_bank_private bank[SAM3_MAX_FLASH_BANKS];
- };
-
- struct sam3_chip {
- struct sam3_chip *next;
- bool probed;
-
- /* this is "initialized" from the global const structure */
- struct sam3_chip_details details;
- struct target *target;
- struct sam3_cfg cfg;
- };
-
-
- struct sam3_reg_list {
- uint32_t address; size_t struct_offset; const char *name;
- void (*explain_func)(struct sam3_chip *chip);
- };
-
- static struct sam3_chip *all_sam3_chips;
-
- static struct sam3_chip *get_current_sam3(struct command_invocation *cmd)
- {
- struct target *t;
- static struct sam3_chip *p;
-
- t = get_current_target(cmd->ctx);
- if (!t) {
- command_print_sameline(cmd, "No current target?\n");
- return NULL;
- }
-
- p = all_sam3_chips;
- if (!p) {
- /* this should not happen */
- /* the command is not registered until the chip is created? */
- command_print_sameline(cmd, "No SAM3 chips exist?\n");
- return NULL;
- }
-
- while (p) {
- if (p->target == t)
- return p;
- p = p->next;
- }
- command_print_sameline(cmd, "Cannot find SAM3 chip?\n");
- return NULL;
- }
-
- /* these are used to *initialize* the "chip->details" structure. */
- static const struct sam3_chip_details all_sam3_details[] = {
- /* Start at91sam3u* series */
- {
- .chipid_cidr = 0x28100960,
- .name = "at91sam3u4e",
- .total_flash_size = 256 * 1024,
- .total_sram_size = 52 * 1024,
- .n_gpnvms = 3,
- .n_banks = 2,
-
- /* System boots at address 0x0 */
- /* gpnvm[1] = selects boot code */
- /* if gpnvm[1] == 0 */
- /* boot is via "SAMBA" (rom) */
- /* else */
- /* boot is via FLASH */
- /* Selection is via gpnvm[2] */
- /* endif */
- /* */
- /* NOTE: banks 0 & 1 switch places */
- /* if gpnvm[2] == 0 */
- /* Bank0 is the boot rom */
- /* else */
- /* Bank1 is the boot rom */
- /* endif */
- /* .bank[0] = { */
- {
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_U,
- .controller_address = 0x400e0800,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 16,
- .sector_size = 8192,
- .page_size = 256,
- },
-
- /* .bank[1] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 1,
- .base_address = FLASH_BANK1_BASE_U,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 16,
- .sector_size = 8192,
- .page_size = 256,
- },
- },
- },
-
- {
- .chipid_cidr = 0x281a0760,
- .name = "at91sam3u2e",
- .total_flash_size = 128 * 1024,
- .total_sram_size = 36 * 1024,
- .n_gpnvms = 2,
- .n_banks = 1,
-
- /* System boots at address 0x0 */
- /* gpnvm[1] = selects boot code */
- /* if gpnvm[1] == 0 */
- /* boot is via "SAMBA" (rom) */
- /* else */
- /* boot is via FLASH */
- /* Selection is via gpnvm[2] */
- /* endif */
- /* .bank[0] = { */
- {
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_U,
- .controller_address = 0x400e0800,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 16,
- .sector_size = 8192,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
- },
- },
- },
- {
- .chipid_cidr = 0x28190560,
- .name = "at91sam3u1e",
- .total_flash_size = 64 * 1024,
- .total_sram_size = 20 * 1024,
- .n_gpnvms = 2,
- .n_banks = 1,
-
- /* System boots at address 0x0 */
- /* gpnvm[1] = selects boot code */
- /* if gpnvm[1] == 0 */
- /* boot is via "SAMBA" (rom) */
- /* else */
- /* boot is via FLASH */
- /* Selection is via gpnvm[2] */
- /* endif */
- /* */
-
- /* .bank[0] = { */
- {
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_U,
- .controller_address = 0x400e0800,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 64 * 1024,
- .nsectors = 8,
- .sector_size = 8192,
- .page_size = 256,
- },
-
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
- },
- },
- },
-
- {
- .chipid_cidr = 0x28000960,
- .name = "at91sam3u4c",
- .total_flash_size = 256 * 1024,
- .total_sram_size = 52 * 1024,
- .n_gpnvms = 3,
- .n_banks = 2,
-
- /* System boots at address 0x0 */
- /* gpnvm[1] = selects boot code */
- /* if gpnvm[1] == 0 */
- /* boot is via "SAMBA" (rom) */
- /* else */
- /* boot is via FLASH */
- /* Selection is via gpnvm[2] */
- /* endif */
- /* */
- /* NOTE: banks 0 & 1 switch places */
- /* if gpnvm[2] == 0 */
- /* Bank0 is the boot rom */
- /* else */
- /* Bank1 is the boot rom */
- /* endif */
- {
- {
- /* .bank[0] = { */
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_U,
- .controller_address = 0x400e0800,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 16,
- .sector_size = 8192,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 1,
- .base_address = FLASH_BANK1_BASE_U,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 16,
- .sector_size = 8192,
- .page_size = 256,
- },
- },
- },
-
- {
- .chipid_cidr = 0x280a0760,
- .name = "at91sam3u2c",
- .total_flash_size = 128 * 1024,
- .total_sram_size = 36 * 1024,
- .n_gpnvms = 2,
- .n_banks = 1,
-
- /* System boots at address 0x0 */
- /* gpnvm[1] = selects boot code */
- /* if gpnvm[1] == 0 */
- /* boot is via "SAMBA" (rom) */
- /* else */
- /* boot is via FLASH */
- /* Selection is via gpnvm[2] */
- /* endif */
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_U,
- .controller_address = 0x400e0800,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 16,
- .sector_size = 8192,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
- },
- },
- },
- {
- .chipid_cidr = 0x28090560,
- .name = "at91sam3u1c",
- .total_flash_size = 64 * 1024,
- .total_sram_size = 20 * 1024,
- .n_gpnvms = 2,
- .n_banks = 1,
-
- /* System boots at address 0x0 */
- /* gpnvm[1] = selects boot code */
- /* if gpnvm[1] == 0 */
- /* boot is via "SAMBA" (rom) */
- /* else */
- /* boot is via FLASH */
- /* Selection is via gpnvm[2] */
- /* endif */
- /* */
-
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_U,
- .controller_address = 0x400e0800,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 64 * 1024,
- .nsectors = 8,
- .sector_size = 8192,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
-
- },
- },
- },
-
- /* Start at91sam3s* series */
-
- /* Note: The preliminary at91sam3s datasheet says on page 302 */
- /* that the flash controller is at address 0x400E0800. */
- /* This is _not_ the case, the controller resides at address 0x400e0a00. */
- {
- .chipid_cidr = 0x28A00960,
- .name = "at91sam3s4c",
- .total_flash_size = 256 * 1024,
- .total_sram_size = 48 * 1024,
- .n_gpnvms = 2,
- .n_banks = 1,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 16384,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
-
- },
- },
- },
-
- {
- .chipid_cidr = 0x28900960,
- .name = "at91sam3s4b",
- .total_flash_size = 256 * 1024,
- .total_sram_size = 48 * 1024,
- .n_gpnvms = 2,
- .n_banks = 1,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 16384,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
-
- },
- },
- },
- {
- .chipid_cidr = 0x28800960,
- .name = "at91sam3s4a",
- .total_flash_size = 256 * 1024,
- .total_sram_size = 48 * 1024,
- .n_gpnvms = 2,
- .n_banks = 1,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 16384,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
-
- },
- },
- },
- {
- .chipid_cidr = 0x28AA0760,
- .name = "at91sam3s2c",
- .total_flash_size = 128 * 1024,
- .total_sram_size = 32 * 1024,
- .n_gpnvms = 2,
- .n_banks = 1,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 8,
- .sector_size = 16384,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
-
- },
- },
- },
- {
- .chipid_cidr = 0x289A0760,
- .name = "at91sam3s2b",
- .total_flash_size = 128 * 1024,
- .total_sram_size = 32 * 1024,
- .n_gpnvms = 2,
- .n_banks = 1,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 8,
- .sector_size = 16384,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
-
- },
- },
- },
- {
- .chipid_cidr = 0x298B0A60,
- .name = "at91sam3sd8a",
- .total_flash_size = 512 * 1024,
- .total_sram_size = 64 * 1024,
- .n_gpnvms = 3,
- .n_banks = 2,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_SD,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 32768,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 1,
- .base_address = FLASH_BANK1_BASE_512K_SD,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 32768,
- .page_size = 256,
- },
- },
- },
- {
- .chipid_cidr = 0x299B0A60,
- .name = "at91sam3sd8b",
- .total_flash_size = 512 * 1024,
- .total_sram_size = 64 * 1024,
- .n_gpnvms = 3,
- .n_banks = 2,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_SD,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 32768,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 1,
- .base_address = FLASH_BANK1_BASE_512K_SD,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 32768,
- .page_size = 256,
- },
- },
- },
- {
- .chipid_cidr = 0x29ab0a60,
- .name = "at91sam3sd8c",
- .total_flash_size = 512 * 1024,
- .total_sram_size = 64 * 1024,
- .n_gpnvms = 3,
- .n_banks = 2,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_SD,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 32768,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 1,
- .base_address = FLASH_BANK1_BASE_512K_SD,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 32768,
- .page_size = 256,
- },
- },
- },
- {
- .chipid_cidr = 0x288A0760,
- .name = "at91sam3s2a",
- .total_flash_size = 128 * 1024,
- .total_sram_size = 32 * 1024,
- .n_gpnvms = 2,
- .n_banks = 1,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 8,
- .sector_size = 16384,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
-
- },
- },
- },
- {
- .chipid_cidr = 0x28A90560,
- .name = "at91sam3s1c",
- .total_flash_size = 64 * 1024,
- .total_sram_size = 16 * 1024,
- .n_gpnvms = 2,
- .n_banks = 1,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 64 * 1024,
- .nsectors = 4,
- .sector_size = 16384,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
-
- },
- },
- },
- {
- .chipid_cidr = 0x28990560,
- .name = "at91sam3s1b",
- .total_flash_size = 64 * 1024,
- .total_sram_size = 16 * 1024,
- .n_gpnvms = 2,
- .n_banks = 1,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 64 * 1024,
- .nsectors = 4,
- .sector_size = 16384,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
-
- },
- },
- },
- {
- .chipid_cidr = 0x28890560,
- .name = "at91sam3s1a",
- .total_flash_size = 64 * 1024,
- .total_sram_size = 16 * 1024,
- .n_gpnvms = 2,
- .n_banks = 1,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 64 * 1024,
- .nsectors = 4,
- .sector_size = 16384,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
-
- },
- },
- },
- {
- .chipid_cidr = 0x288B0A60,
- .name = "at91sam3s8a",
- .total_flash_size = 256 * 2048,
- .total_sram_size = 64 * 1024,
- .n_gpnvms = 2,
- .n_banks = 1,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 2048,
- .nsectors = 16,
- .sector_size = 32768,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
-
- },
- },
- },
- {
- .chipid_cidr = 0x289B0A60,
- .name = "at91sam3s8b",
- .total_flash_size = 256 * 2048,
- .total_sram_size = 64 * 1024,
- .n_gpnvms = 2,
- .n_banks = 1,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 2048,
- .nsectors = 16,
- .sector_size = 32768,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
-
- },
- },
- },
- {
- .chipid_cidr = 0x28AB0A60,
- .name = "at91sam3s8c",
- .total_flash_size = 256 * 2048,
- .total_sram_size = 64 * 1024,
- .n_gpnvms = 2,
- .n_banks = 1,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_S,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 2048,
- .nsectors = 16,
- .sector_size = 32768,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
-
- },
- },
- },
-
- /* Start at91sam3n* series */
- {
- .chipid_cidr = 0x29540960,
- .name = "at91sam3n4c",
- .total_flash_size = 256 * 1024,
- .total_sram_size = 24 * 1024,
- .n_gpnvms = 3,
- .n_banks = 1,
-
- /* System boots at address 0x0 */
- /* gpnvm[1] = selects boot code */
- /* if gpnvm[1] == 0 */
- /* boot is via "SAMBA" (rom) */
- /* else */
- /* boot is via FLASH */
- /* Selection is via gpnvm[2] */
- /* endif */
- /* */
- /* NOTE: banks 0 & 1 switch places */
- /* if gpnvm[2] == 0 */
- /* Bank0 is the boot rom */
- /* else */
- /* Bank1 is the boot rom */
- /* endif */
- /* .bank[0] = { */
- {
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 16384,
- .page_size = 256,
- },
-
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
- },
- },
- },
-
- {
- .chipid_cidr = 0x29440960,
- .name = "at91sam3n4b",
- .total_flash_size = 256 * 1024,
- .total_sram_size = 24 * 1024,
- .n_gpnvms = 3,
- .n_banks = 1,
-
- /* System boots at address 0x0 */
- /* gpnvm[1] = selects boot code */
- /* if gpnvm[1] == 0 */
- /* boot is via "SAMBA" (rom) */
- /* else */
- /* boot is via FLASH */
- /* Selection is via gpnvm[2] */
- /* endif */
- /* */
- /* NOTE: banks 0 & 1 switch places */
- /* if gpnvm[2] == 0 */
- /* Bank0 is the boot rom */
- /* else */
- /* Bank1 is the boot rom */
- /* endif */
- /* .bank[0] = { */
- {
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 16384,
- .page_size = 256,
- },
-
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
- },
- },
- },
-
- {
- .chipid_cidr = 0x29340960,
- .name = "at91sam3n4a",
- .total_flash_size = 256 * 1024,
- .total_sram_size = 24 * 1024,
- .n_gpnvms = 3,
- .n_banks = 1,
-
- /* System boots at address 0x0 */
- /* gpnvm[1] = selects boot code */
- /* if gpnvm[1] == 0 */
- /* boot is via "SAMBA" (rom) */
- /* else */
- /* boot is via FLASH */
- /* Selection is via gpnvm[2] */
- /* endif */
- /* */
- /* NOTE: banks 0 & 1 switch places */
- /* if gpnvm[2] == 0 */
- /* Bank0 is the boot rom */
- /* else */
- /* Bank1 is the boot rom */
- /* endif */
- /* .bank[0] = { */
- {
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 16384,
- .page_size = 256,
- },
-
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
- },
- },
- },
-
- {
- .chipid_cidr = 0x29590760,
- .name = "at91sam3n2c",
- .total_flash_size = 128 * 1024,
- .total_sram_size = 16 * 1024,
- .n_gpnvms = 3,
- .n_banks = 1,
-
- /* System boots at address 0x0 */
- /* gpnvm[1] = selects boot code */
- /* if gpnvm[1] == 0 */
- /* boot is via "SAMBA" (rom) */
- /* else */
- /* boot is via FLASH */
- /* Selection is via gpnvm[2] */
- /* endif */
- /* */
- /* NOTE: banks 0 & 1 switch places */
- /* if gpnvm[2] == 0 */
- /* Bank0 is the boot rom */
- /* else */
- /* Bank1 is the boot rom */
- /* endif */
- /* .bank[0] = { */
- {
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 8,
- .sector_size = 16384,
- .page_size = 256,
- },
-
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
- },
- },
- },
-
- {
- .chipid_cidr = 0x29490760,
- .name = "at91sam3n2b",
- .total_flash_size = 128 * 1024,
- .total_sram_size = 16 * 1024,
- .n_gpnvms = 3,
- .n_banks = 1,
-
- /* System boots at address 0x0 */
- /* gpnvm[1] = selects boot code */
- /* if gpnvm[1] == 0 */
- /* boot is via "SAMBA" (rom) */
- /* else */
- /* boot is via FLASH */
- /* Selection is via gpnvm[2] */
- /* endif */
- /* */
- /* NOTE: banks 0 & 1 switch places */
- /* if gpnvm[2] == 0 */
- /* Bank0 is the boot rom */
- /* else */
- /* Bank1 is the boot rom */
- /* endif */
- /* .bank[0] = { */
- {
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 8,
- .sector_size = 16384,
- .page_size = 256,
- },
-
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
- },
- },
- },
-
- {
- .chipid_cidr = 0x29390760,
- .name = "at91sam3n2a",
- .total_flash_size = 128 * 1024,
- .total_sram_size = 16 * 1024,
- .n_gpnvms = 3,
- .n_banks = 1,
-
- /* System boots at address 0x0 */
- /* gpnvm[1] = selects boot code */
- /* if gpnvm[1] == 0 */
- /* boot is via "SAMBA" (rom) */
- /* else */
- /* boot is via FLASH */
- /* Selection is via gpnvm[2] */
- /* endif */
- /* */
- /* NOTE: banks 0 & 1 switch places */
- /* if gpnvm[2] == 0 */
- /* Bank0 is the boot rom */
- /* else */
- /* Bank1 is the boot rom */
- /* endif */
- /* .bank[0] = { */
- {
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 8,
- .sector_size = 16384,
- .page_size = 256,
- },
-
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
- },
- },
- },
-
- {
- .chipid_cidr = 0x29580560,
- .name = "at91sam3n1c",
- .total_flash_size = 64 * 1024,
- .total_sram_size = 8 * 1024,
- .n_gpnvms = 3,
- .n_banks = 1,
-
- /* System boots at address 0x0 */
- /* gpnvm[1] = selects boot code */
- /* if gpnvm[1] == 0 */
- /* boot is via "SAMBA" (rom) */
- /* else */
- /* boot is via FLASH */
- /* Selection is via gpnvm[2] */
- /* endif */
- /* */
- /* NOTE: banks 0 & 1 switch places */
- /* if gpnvm[2] == 0 */
- /* Bank0 is the boot rom */
- /* else */
- /* Bank1 is the boot rom */
- /* endif */
- /* .bank[0] = { */
- {
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 64 * 1024,
- .nsectors = 4,
- .sector_size = 16384,
- .page_size = 256,
- },
-
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
- },
- },
- },
-
- {
- .chipid_cidr = 0x29480560,
- .name = "at91sam3n1b",
- .total_flash_size = 64 * 1024,
- .total_sram_size = 8 * 1024,
- .n_gpnvms = 3,
- .n_banks = 1,
-
- /* System boots at address 0x0 */
- /* gpnvm[1] = selects boot code */
- /* if gpnvm[1] == 0 */
- /* boot is via "SAMBA" (rom) */
- /* else */
- /* boot is via FLASH */
- /* Selection is via gpnvm[2] */
- /* endif */
- /* */
- /* NOTE: banks 0 & 1 switch places */
- /* if gpnvm[2] == 0 */
- /* Bank0 is the boot rom */
- /* else */
- /* Bank1 is the boot rom */
- /* endif */
- /* .bank[0] = { */
- {
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 64 * 1024,
- .nsectors = 4,
- .sector_size = 16384,
- .page_size = 256,
- },
-
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
- },
- },
- },
-
- {
- .chipid_cidr = 0x29380560,
- .name = "at91sam3n1a",
- .total_flash_size = 64 * 1024,
- .total_sram_size = 8 * 1024,
- .n_gpnvms = 3,
- .n_banks = 1,
-
- /* System boots at address 0x0 */
- /* gpnvm[1] = selects boot code */
- /* if gpnvm[1] == 0 */
- /* boot is via "SAMBA" (rom) */
- /* else */
- /* boot is via FLASH */
- /* Selection is via gpnvm[2] */
- /* endif */
- /* */
- /* NOTE: banks 0 & 1 switch places */
- /* if gpnvm[2] == 0 */
- /* Bank0 is the boot rom */
- /* else */
- /* Bank1 is the boot rom */
- /* endif */
- /* .bank[0] = { */
- {
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 64 * 1024,
- .nsectors = 4,
- .sector_size = 16384,
- .page_size = 256,
- },
-
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
- },
- },
- },
-
- {
- .chipid_cidr = 0x29480360,
- .name = "at91sam3n0b",
- .total_flash_size = 32 * 1024,
- .total_sram_size = 8 * 1024,
- .n_gpnvms = 3,
- .n_banks = 1,
-
- /* .bank[0] = { */
- {
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 32 * 1024,
- .nsectors = 2,
- .sector_size = 16384,
- .page_size = 256,
- },
-
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
- },
- },
- },
-
- {
- .chipid_cidr = 0x29380360,
- .name = "at91sam3n0a",
- .total_flash_size = 32 * 1024,
- .total_sram_size = 8 * 1024,
- .n_gpnvms = 3,
- .n_banks = 1,
-
- /* .bank[0] = { */
- {
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 32 * 1024,
- .nsectors = 2,
- .sector_size = 16384,
- .page_size = 256,
- },
-
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
- },
- },
- },
-
- {
- .chipid_cidr = 0x29450260,
- .name = "at91sam3n00b",
- .total_flash_size = 16 * 1024,
- .total_sram_size = 4 * 1024,
- .n_gpnvms = 3,
- .n_banks = 1,
-
- /* .bank[0] = { */
- {
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 16 * 1024,
- .nsectors = 1,
- .sector_size = 16384,
- .page_size = 256,
- },
-
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
- },
- },
- },
-
- {
- .chipid_cidr = 0x29350260,
- .name = "at91sam3n00a",
- .total_flash_size = 16 * 1024,
- .total_sram_size = 4 * 1024,
- .n_gpnvms = 3,
- .n_banks = 1,
-
- /* .bank[0] = { */
- {
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK_BASE_N,
- .controller_address = 0x400e0A00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 16 * 1024,
- .nsectors = 1,
- .sector_size = 16384,
- .page_size = 256,
- },
-
- /* .bank[1] = { */
- {
- .present = 0,
- .probed = false,
- .bank_number = 1,
- },
- },
- },
-
-
- /* Start at91sam3a series*/
- /* System boots at address 0x0 */
- /* gpnvm[1] = selects boot code */
- /* if gpnvm[1] == 0 */
- /* boot is via "SAMBA" (rom) */
- /* else */
- /* boot is via FLASH */
- /* Selection is via gpnvm[2] */
- /* endif */
- /* */
- /* NOTE: banks 0 & 1 switch places */
- /* if gpnvm[2] == 0 */
- /* Bank0 is the boot rom */
- /* else */
- /* Bank1 is the boot rom */
- /* endif */
-
- {
- .chipid_cidr = 0x283E0A60,
- .name = "at91sam3a8c",
- .total_flash_size = 512 * 1024,
- .total_sram_size = 96 * 1024,
- .n_gpnvms = 3,
- .n_banks = 2,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_AX,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 16384,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 1,
- .base_address = FLASH_BANK1_BASE_512K_AX,
- .controller_address = 0x400e0c00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 16384,
- .page_size = 256,
-
- },
- },
- },
- {
- .chipid_cidr = 0x283B0960,
- .name = "at91sam3a4c",
- .total_flash_size = 256 * 1024,
- .total_sram_size = 64 * 1024,
- .n_gpnvms = 3,
- .n_banks = 2,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_AX,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 8,
- .sector_size = 16384,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 1,
- .base_address = FLASH_BANK1_BASE_256K_AX,
- .controller_address = 0x400e0c00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 8,
- .sector_size = 16384,
- .page_size = 256,
-
- },
- },
- },
-
- /* Start at91sam3x* series */
- /* System boots at address 0x0 */
- /* gpnvm[1] = selects boot code */
- /* if gpnvm[1] == 0 */
- /* boot is via "SAMBA" (rom) */
- /* else */
- /* boot is via FLASH */
- /* Selection is via gpnvm[2] */
- /* endif */
- /* */
- /* NOTE: banks 0 & 1 switch places */
- /* if gpnvm[2] == 0 */
- /* Bank0 is the boot rom */
- /* else */
- /* Bank1 is the boot rom */
- /* endif */
- /*at91sam3x8h - ES has an incorrect CIDR of 0x286E0A20*/
- {
- .chipid_cidr = 0x286E0A20,
- .name = "at91sam3x8h - ES",
- .total_flash_size = 512 * 1024,
- .total_sram_size = 96 * 1024,
- .n_gpnvms = 3,
- .n_banks = 2,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_AX,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 16384,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 1,
- .base_address = FLASH_BANK1_BASE_512K_AX,
- .controller_address = 0x400e0c00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 16384,
- .page_size = 256,
-
- },
- },
- },
- /*at91sam3x8h - ES2 and up uses the correct CIDR of 0x286E0A60*/
- {
- .chipid_cidr = 0x286E0A60,
- .name = "at91sam3x8h",
- .total_flash_size = 512 * 1024,
- .total_sram_size = 96 * 1024,
- .n_gpnvms = 3,
- .n_banks = 2,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_AX,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 16384,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 1,
- .base_address = FLASH_BANK1_BASE_512K_AX,
- .controller_address = 0x400e0c00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 16384,
- .page_size = 256,
-
- },
- },
- },
- {
- .chipid_cidr = 0x285E0A60,
- .name = "at91sam3x8e",
- .total_flash_size = 512 * 1024,
- .total_sram_size = 96 * 1024,
- .n_gpnvms = 3,
- .n_banks = 2,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_AX,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 16384,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 1,
- .base_address = FLASH_BANK1_BASE_512K_AX,
- .controller_address = 0x400e0c00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 16384,
- .page_size = 256,
-
- },
- },
- },
- {
- .chipid_cidr = 0x284E0A60,
- .name = "at91sam3x8c",
- .total_flash_size = 512 * 1024,
- .total_sram_size = 96 * 1024,
- .n_gpnvms = 3,
- .n_banks = 2,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_AX,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 16384,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 1,
- .base_address = FLASH_BANK1_BASE_512K_AX,
- .controller_address = 0x400e0c00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 256 * 1024,
- .nsectors = 16,
- .sector_size = 16384,
- .page_size = 256,
-
- },
- },
- },
- {
- .chipid_cidr = 0x285B0960,
- .name = "at91sam3x4e",
- .total_flash_size = 256 * 1024,
- .total_sram_size = 64 * 1024,
- .n_gpnvms = 3,
- .n_banks = 2,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_AX,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 8,
- .sector_size = 16384,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 1,
- .base_address = FLASH_BANK1_BASE_256K_AX,
- .controller_address = 0x400e0c00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 8,
- .sector_size = 16384,
- .page_size = 256,
-
- },
- },
- },
- {
- .chipid_cidr = 0x284B0960,
- .name = "at91sam3x4c",
- .total_flash_size = 256 * 1024,
- .total_sram_size = 64 * 1024,
- .n_gpnvms = 3,
- .n_banks = 2,
- {
- /* .bank[0] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 0,
- .base_address = FLASH_BANK0_BASE_AX,
- .controller_address = 0x400e0a00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 8,
- .sector_size = 16384,
- .page_size = 256,
- },
- /* .bank[1] = { */
- {
- .probed = false,
- .chip = NULL,
- .bank = NULL,
- .bank_number = 1,
- .base_address = FLASH_BANK1_BASE_256K_AX,
- .controller_address = 0x400e0c00,
- .flash_wait_states = 6, /* workaround silicon bug */
- .present = 1,
- .size_bytes = 128 * 1024,
- .nsectors = 8,
- .sector_size = 16384,
- .page_size = 256,
-
- },
- },
- },
- /* terminate */
- {
- .chipid_cidr = 0,
- .name = NULL,
- }
- };
-
- /* Globals above */
- /***********************************************************************
- **********************************************************************
- **********************************************************************
- **********************************************************************
- **********************************************************************
- **********************************************************************/
- /* *ATMEL* style code - from the SAM3 driver code */
-
- /**
- * Get the current status of the EEFC and
- * the value of some status bits (LOCKE, PROGE).
- * @param private - info about the bank
- * @param v - result goes here
- */
- static int efc_get_status(struct sam3_bank_private *private, uint32_t *v)
- {
- int r;
- r = target_read_u32(private->chip->target,
- private->controller_address + OFFSET_EFC_FSR,
- v);
- LOG_DEBUG("Status: 0x%08x (lockerror: %d, cmderror: %d, ready: %d)",
- (unsigned int)(*v),
- ((unsigned int)((*v >> 2) & 1)),
- ((unsigned int)((*v >> 1) & 1)),
- ((unsigned int)((*v >> 0) & 1)));
-
- return r;
- }
-
- /**
- * Get the result of the last executed command.
- * @param private - info about the bank
- * @param v - result goes here
- */
- static int efc_get_result(struct sam3_bank_private *private, uint32_t *v)
- {
- int r;
- uint32_t rv;
- r = target_read_u32(private->chip->target,
- private->controller_address + OFFSET_EFC_FRR,
- &rv);
- if (v)
- *v = rv;
- LOG_DEBUG("Result: 0x%08x", ((unsigned int)(rv)));
- return r;
- }
-
- static int efc_start_command(struct sam3_bank_private *private,
- unsigned command, unsigned argument)
- {
- uint32_t n, v;
- int r;
- int retry;
-
- retry = 0;
- do_retry:
-
- /* Check command & argument */
- switch (command) {
-
- case AT91C_EFC_FCMD_WP:
- case AT91C_EFC_FCMD_WPL:
- case AT91C_EFC_FCMD_EWP:
- case AT91C_EFC_FCMD_EWPL:
- /* case AT91C_EFC_FCMD_EPL: */
- /* case AT91C_EFC_FCMD_EPA: */
- case AT91C_EFC_FCMD_SLB:
- case AT91C_EFC_FCMD_CLB:
- n = (private->size_bytes / private->page_size);
- if (argument >= n)
- LOG_ERROR("*BUG*: Embedded flash has only %u pages", (unsigned)(n));
- break;
-
- case AT91C_EFC_FCMD_SFB:
- case AT91C_EFC_FCMD_CFB:
- if (argument >= private->chip->details.n_gpnvms) {
- LOG_ERROR("*BUG*: Embedded flash has only %d GPNVMs",
- private->chip->details.n_gpnvms);
- }
- break;
-
- case AT91C_EFC_FCMD_GETD:
- case AT91C_EFC_FCMD_EA:
- case AT91C_EFC_FCMD_GLB:
- case AT91C_EFC_FCMD_GFB:
- case AT91C_EFC_FCMD_STUI:
- case AT91C_EFC_FCMD_SPUI:
- if (argument != 0)
- LOG_ERROR("Argument is meaningless for cmd: %d", command);
- break;
- default:
- LOG_ERROR("Unknown command %d", command);
- break;
- }
-
- if (command == AT91C_EFC_FCMD_SPUI) {
- /* this is a very special situation. */
- /* Situation (1) - error/retry - see below */
- /* And we are being called recursively */
- /* Situation (2) - normal, finished reading unique id */
- } else {
- /* it should be "ready" */
- efc_get_status(private, &v);
- if (v & 1) {
- /* then it is ready */
- /* we go on */
- } else {
- if (retry) {
- /* we have done this before */
- /* the controller is not responding. */
- LOG_ERROR("flash controller(%d) is not ready! Error",
- private->bank_number);
- return ERROR_FAIL;
- } else {
- retry++;
- LOG_ERROR("Flash controller(%d) is not ready, attempting reset",
- private->bank_number);
- /* we do that by issuing the *STOP* command */
- efc_start_command(private, AT91C_EFC_FCMD_SPUI, 0);
- /* above is recursive, and further recursion is blocked by */
- /* if (command == AT91C_EFC_FCMD_SPUI) above */
- goto do_retry;
- }
- }
- }
-
- v = (0x5A << 24) | (argument << 8) | command;
- LOG_DEBUG("Command: 0x%08x", ((unsigned int)(v)));
- r = target_write_u32(private->bank->target,
- private->controller_address + OFFSET_EFC_FCR, v);
- if (r != ERROR_OK)
- LOG_DEBUG("Error Write failed");
- return r;
- }
-
- /**
- * Performs the given command and wait until its completion (or an error).
- * @param private - info about the bank
- * @param command - Command to perform.
- * @param argument - Optional command argument.
- * @param status - put command status bits here
- */
- static int efc_perform_command(struct sam3_bank_private *private,
- unsigned command,
- unsigned argument,
- uint32_t *status)
- {
-
- int r;
- uint32_t v;
- int64_t ms_now, ms_end;
-
- /* default */
- if (status)
- *status = 0;
-
- r = efc_start_command(private, command, argument);
- if (r != ERROR_OK)
- return r;
-
- ms_end = 500 + timeval_ms();
-
- do {
- r = efc_get_status(private, &v);
- if (r != ERROR_OK)
- return r;
- ms_now = timeval_ms();
- if (ms_now > ms_end) {
- /* error */
- LOG_ERROR("Command timeout");
- return ERROR_FAIL;
- }
- } while ((v & 1) == 0);
-
- /* error bits.. */
- if (status)
- *status = (v & 0x6);
- return ERROR_OK;
-
- }
-
- /**
- * Read the unique ID.
- * @param private - info about the bank
- * The unique ID is stored in the 'private' structure.
- */
- static int flashd_read_uid(struct sam3_bank_private *private)
- {
- int r;
- uint32_t v;
- int x;
- /* assume 0 */
- private->chip->cfg.unique_id[0] = 0;
- private->chip->cfg.unique_id[1] = 0;
- private->chip->cfg.unique_id[2] = 0;
- private->chip->cfg.unique_id[3] = 0;
-
- LOG_DEBUG("Begin");
- r = efc_start_command(private, AT91C_EFC_FCMD_STUI, 0);
- if (r < 0)
- return r;
-
- for (x = 0; x < 4; x++) {
- r = target_read_u32(private->chip->target,
- private->bank->base + (x * 4),
- &v);
- if (r < 0)
- return r;
- private->chip->cfg.unique_id[x] = v;
- }
-
- r = efc_perform_command(private, AT91C_EFC_FCMD_SPUI, 0, NULL);
- LOG_DEBUG("End: R=%d, id = 0x%08x, 0x%08x, 0x%08x, 0x%08x",
- r,
- (unsigned int)(private->chip->cfg.unique_id[0]),
- (unsigned int)(private->chip->cfg.unique_id[1]),
- (unsigned int)(private->chip->cfg.unique_id[2]),
- (unsigned int)(private->chip->cfg.unique_id[3]));
- return r;
-
- }
-
- /**
- * Erases the entire flash.
- * @param private - the info about the bank.
- */
- static int flashd_erase_entire_bank(struct sam3_bank_private *private)
- {
- LOG_DEBUG("Here");
- return efc_perform_command(private, AT91C_EFC_FCMD_EA, 0, NULL);
- }
-
- /**
- * Gets current GPNVM state.
- * @param private - info about the bank.
- * @param gpnvm - GPNVM bit index.
- * @param puthere - result stored here.
- */
- /* ------------------------------------------------------------------------------ */
- static int flashd_get_gpnvm(struct sam3_bank_private *private, unsigned gpnvm, unsigned *puthere)
- {
- uint32_t v;
- int r;
-
- LOG_DEBUG("Here");
- if (private->bank_number != 0) {
- LOG_ERROR("GPNVM only works with Bank0");
- return ERROR_FAIL;
- }
-
- if (gpnvm >= private->chip->details.n_gpnvms) {
- LOG_ERROR("Invalid GPNVM %d, max: %d, ignored",
- gpnvm, private->chip->details.n_gpnvms);
- return ERROR_FAIL;
- }
-
- /* Get GPNVMs status */
- r = efc_perform_command(private, AT91C_EFC_FCMD_GFB, 0, NULL);
- if (r != ERROR_OK) {
- LOG_ERROR("Failed");
- return r;
- }
-
- r = efc_get_result(private, &v);
-
- if (puthere) {
- /* Check if GPNVM is set */
- /* get the bit and make it a 0/1 */
- *puthere = (v >> gpnvm) & 1;
- }
-
- return r;
- }
-
- /**
- * Clears the selected GPNVM bit.
- * @param private info about the bank
- * @param gpnvm GPNVM index.
- * @returns 0 if successful; otherwise returns an error code.
- */
- static int flashd_clr_gpnvm(struct sam3_bank_private *private, unsigned gpnvm)
- {
- int r;
- unsigned v;
-
- LOG_DEBUG("Here");
- if (private->bank_number != 0) {
- LOG_ERROR("GPNVM only works with Bank0");
- return ERROR_FAIL;
- }
-
- if (gpnvm >= private->chip->details.n_gpnvms) {
- LOG_ERROR("Invalid GPNVM %d, max: %d, ignored",
- gpnvm, private->chip->details.n_gpnvms);
- return ERROR_FAIL;
- }
-
- r = flashd_get_gpnvm(private, gpnvm, &v);
- if (r != ERROR_OK) {
- LOG_DEBUG("Failed: %d", r);
- return r;
- }
- r = efc_perform_command(private, AT91C_EFC_FCMD_CFB, gpnvm, NULL);
- LOG_DEBUG("End: %d", r);
- return r;
- }
-
- /**
- * Sets the selected GPNVM bit.
- * @param private info about the bank
- * @param gpnvm GPNVM index.
- */
- static int flashd_set_gpnvm(struct sam3_bank_private *private, unsigned gpnvm)
- {
- int r;
- unsigned v;
-
- if (private->bank_number != 0) {
- LOG_ERROR("GPNVM only works with Bank0");
- return ERROR_FAIL;
- }
-
- if (gpnvm >= private->chip->details.n_gpnvms) {
- LOG_ERROR("Invalid GPNVM %d, max: %d, ignored",
- gpnvm, private->chip->details.n_gpnvms);
- return ERROR_FAIL;
- }
-
- r = flashd_get_gpnvm(private, gpnvm, &v);
- if (r != ERROR_OK)
- return r;
- if (v) {
- /* already set */
- r = ERROR_OK;
- } else {
- /* set it */
- r = efc_perform_command(private, AT91C_EFC_FCMD_SFB, gpnvm, NULL);
- }
- return r;
- }
-
- /**
- * Returns a bit field (at most 64) of locked regions within a page.
- * @param private info about the bank
- * @param v where to store locked bits
- */
- static int flashd_get_lock_bits(struct sam3_bank_private *private, uint32_t *v)
- {
- int r;
- LOG_DEBUG("Here");
- r = efc_perform_command(private, AT91C_EFC_FCMD_GLB, 0, NULL);
- if (r == ERROR_OK)
- r = efc_get_result(private, v);
- LOG_DEBUG("End: %d", r);
- return r;
- }
-
- /**
- * Unlocks all the regions in the given address range.
- * @param private info about the bank
- * @param start_sector first sector to unlock
- * @param end_sector last (inclusive) to unlock
- */
-
- static int flashd_unlock(struct sam3_bank_private *private,
- unsigned start_sector,
- unsigned end_sector)
- {
- int r;
- uint32_t status;
- uint32_t pg;
- uint32_t pages_per_sector;
-
- pages_per_sector = private->sector_size / private->page_size;
-
- /* Unlock all pages */
- while (start_sector <= end_sector) {
- pg = start_sector * pages_per_sector;
-
- r = efc_perform_command(private, AT91C_EFC_FCMD_CLB, pg, &status);
- if (r != ERROR_OK)
- return r;
- start_sector++;
- }
-
- return ERROR_OK;
- }
-
- /**
- * Locks regions
- * @param private - info about the bank
- * @param start_sector - first sector to lock
- * @param end_sector - last sector (inclusive) to lock
- */
- static int flashd_lock(struct sam3_bank_private *private,
- unsigned start_sector,
- unsigned end_sector)
- {
- uint32_t status;
- uint32_t pg;
- uint32_t pages_per_sector;
- int r;
-
- pages_per_sector = private->sector_size / private->page_size;
-
- /* Lock all pages */
- while (start_sector <= end_sector) {
- pg = start_sector * pages_per_sector;
-
- r = efc_perform_command(private, AT91C_EFC_FCMD_SLB, pg, &status);
- if (r != ERROR_OK)
- return r;
- start_sector++;
- }
- return ERROR_OK;
- }
-
- /****** END SAM3 CODE ********/
-
- /* begin helpful debug code */
- /* print the fieldname, the field value, in dec & hex, and return field value */
- static uint32_t sam3_reg_fieldname(struct sam3_chip *chip,
- const char *regname,
- uint32_t value,
- unsigned shift,
- unsigned width)
- {
- uint32_t v;
- int hwidth, dwidth;
-
-
- /* extract the field */
- v = value >> shift;
- v = v & ((1 << width)-1);
- if (width <= 16) {
- hwidth = 4;
- dwidth = 5;
- } else {
- hwidth = 8;
- dwidth = 12;
- }
-
- /* show the basics */
- LOG_USER_N("\t%*s: %*" PRIu32 " [0x%0*" PRIx32 "] ",
- REG_NAME_WIDTH, regname,
- dwidth, v,
- hwidth, v);
- return v;
- }
-
- static const char _unknown[] = "unknown";
- static const char *const eproc_names[] = {
- _unknown, /* 0 */
- "arm946es", /* 1 */
- "arm7tdmi", /* 2 */
- "Cortex-M3", /* 3 */
- "arm920t", /* 4 */
- "arm926ejs", /* 5 */
- _unknown, /* 6 */
- _unknown, /* 7 */
- _unknown, /* 8 */
- _unknown, /* 9 */
- _unknown, /* 10 */
- _unknown, /* 11 */
- _unknown, /* 12 */
- _unknown, /* 13 */
- _unknown, /* 14 */
- _unknown, /* 15 */
- };
-
- #define nvpsize2 nvpsize /* these two tables are identical */
- static const char *const nvpsize[] = {
- "none", /* 0 */
- "8K bytes", /* 1 */
- "16K bytes", /* 2 */
- "32K bytes", /* 3 */
- _unknown, /* 4 */
- "64K bytes", /* 5 */
- _unknown, /* 6 */
- "128K bytes", /* 7 */
- _unknown, /* 8 */
- "256K bytes", /* 9 */
- "512K bytes", /* 10 */
- _unknown, /* 11 */
- "1024K bytes", /* 12 */
- _unknown, /* 13 */
- "2048K bytes", /* 14 */
- _unknown, /* 15 */
- };
-
- static const char *const sramsize[] = {
- "48K Bytes", /* 0 */
- "1K Bytes", /* 1 */
- "2K Bytes", /* 2 */
- "6K Bytes", /* 3 */
- "112K Bytes", /* 4 */
- "4K Bytes", /* 5 */
- "80K Bytes", /* 6 */
- "160K Bytes", /* 7 */
- "8K Bytes", /* 8 */
- "16K Bytes", /* 9 */
- "32K Bytes", /* 10 */
- "64K Bytes", /* 11 */
- "128K Bytes", /* 12 */
- "256K Bytes", /* 13 */
- "96K Bytes", /* 14 */
- "512K Bytes", /* 15 */
-
- };
-
- static const struct archnames { unsigned value; const char *name; } archnames[] = {
- { 0x19, "AT91SAM9xx Series" },
- { 0x29, "AT91SAM9XExx Series" },
- { 0x34, "AT91x34 Series" },
- { 0x37, "CAP7 Series" },
- { 0x39, "CAP9 Series" },
- { 0x3B, "CAP11 Series" },
- { 0x40, "AT91x40 Series" },
- { 0x42, "AT91x42 Series" },
- { 0x55, "AT91x55 Series" },
- { 0x60, "AT91SAM7Axx Series" },
- { 0x61, "AT91SAM7AQxx Series" },
- { 0x63, "AT91x63 Series" },
- { 0x70, "AT91SAM7Sxx Series" },
- { 0x71, "AT91SAM7XCxx Series" },
- { 0x72, "AT91SAM7SExx Series" },
- { 0x73, "AT91SAM7Lxx Series" },
- { 0x75, "AT91SAM7Xxx Series" },
- { 0x76, "AT91SAM7SLxx Series" },
- { 0x80, "ATSAM3UxC Series (100-pin version)" },
- { 0x81, "ATSAM3UxE Series (144-pin version)" },
- { 0x83, "ATSAM3AxC Series (100-pin version)" },
- { 0x84, "ATSAM3XxC Series (100-pin version)" },
- { 0x85, "ATSAM3XxE Series (144-pin version)" },
- { 0x86, "ATSAM3XxG Series (208/217-pin version)" },
- { 0x88, "ATSAM3SxA Series (48-pin version)" },
- { 0x89, "ATSAM3SxB Series (64-pin version)" },
- { 0x8A, "ATSAM3SxC Series (100-pin version)" },
- { 0x92, "AT91x92 Series" },
- { 0x93, "ATSAM3NxA Series (48-pin version)" },
- { 0x94, "ATSAM3NxB Series (64-pin version)" },
- { 0x95, "ATSAM3NxC Series (100-pin version)" },
- { 0x98, "ATSAM3SDxA Series (48-pin version)" },
- { 0x99, "ATSAM3SDxB Series (64-pin version)" },
- { 0x9A, "ATSAM3SDxC Series (100-pin version)" },
- { 0xA5, "ATSAM5A" },
- { 0xF0, "AT75Cxx Series" },
- { -1, NULL },
- };
-
- static const char *const nvptype[] = {
- "rom", /* 0 */
- "romless or onchip flash", /* 1 */
- "embedded flash memory",/* 2 */
- "rom(nvpsiz) + embedded flash (nvpsiz2)", /* 3 */
- "sram emulating flash", /* 4 */
- _unknown, /* 5 */
- _unknown, /* 6 */
- _unknown, /* 7 */
- };
-
- static const char *_yes_or_no(uint32_t v)
- {
- if (v)
- return "YES";
- else
- return "NO";
- }
-
- static const char *const _rc_freq[] = {
- "4 MHz", "8 MHz", "12 MHz", "reserved"
- };
-
- static void sam3_explain_ckgr_mor(struct sam3_chip *chip)
- {
- uint32_t v;
- uint32_t rcen;
-
- v = sam3_reg_fieldname(chip, "MOSCXTEN", chip->cfg.CKGR_MOR, 0, 1);
- LOG_USER("(main xtal enabled: %s)", _yes_or_no(v));
- v = sam3_reg_fieldname(chip, "MOSCXTBY", chip->cfg.CKGR_MOR, 1, 1);
- LOG_USER("(main osc bypass: %s)", _yes_or_no(v));
- rcen = sam3_reg_fieldname(chip, "MOSCRCEN", chip->cfg.CKGR_MOR, 3, 1);
- LOG_USER("(onchip RC-OSC enabled: %s)", _yes_or_no(rcen));
- v = sam3_reg_fieldname(chip, "MOSCRCF", chip->cfg.CKGR_MOR, 4, 3);
- LOG_USER("(onchip RC-OSC freq: %s)", _rc_freq[v]);
-
- chip->cfg.rc_freq = 0;
- if (rcen) {
- switch (v) {
- default:
- chip->cfg.rc_freq = 0;
- break;
- case 0:
- chip->cfg.rc_freq = 4 * 1000 * 1000;
- break;
- case 1:
- chip->cfg.rc_freq = 8 * 1000 * 1000;
- break;
- case 2:
- chip->cfg.rc_freq = 12 * 1000 * 1000;
- break;
- }
- }
-
- v = sam3_reg_fieldname(chip, "MOSCXTST", chip->cfg.CKGR_MOR, 8, 8);
- LOG_USER("(startup clks, time= %f uSecs)",
- ((float)(v * 1000000)) / ((float)(chip->cfg.slow_freq)));
- v = sam3_reg_fieldname(chip, "MOSCSEL", chip->cfg.CKGR_MOR, 24, 1);
- LOG_USER("(mainosc source: %s)",
- v ? "external xtal" : "internal RC");
-
- v = sam3_reg_fieldname(chip, "CFDEN", chip->cfg.CKGR_MOR, 25, 1);
- LOG_USER("(clock failure enabled: %s)",
- _yes_or_no(v));
- }
-
- static void sam3_explain_chipid_cidr(struct sam3_chip *chip)
- {
- int x;
- uint32_t v;
- const char *cp;
-
- sam3_reg_fieldname(chip, "Version", chip->cfg.CHIPID_CIDR, 0, 5);
- LOG_USER_N("\n");
-
- v = sam3_reg_fieldname(chip, "EPROC", chip->cfg.CHIPID_CIDR, 5, 3);
- LOG_USER("%s", eproc_names[v]);
-
- v = sam3_reg_fieldname(chip, "NVPSIZE", chip->cfg.CHIPID_CIDR, 8, 4);
- LOG_USER("%s", nvpsize[v]);
-
- v = sam3_reg_fieldname(chip, "NVPSIZE2", chip->cfg.CHIPID_CIDR, 12, 4);
- LOG_USER("%s", nvpsize2[v]);
-
- v = sam3_reg_fieldname(chip, "SRAMSIZE", chip->cfg.CHIPID_CIDR, 16, 4);
- LOG_USER("%s", sramsize[v]);
-
- v = sam3_reg_fieldname(chip, "ARCH", chip->cfg.CHIPID_CIDR, 20, 8);
- cp = _unknown;
- for (x = 0; archnames[x].name; x++) {
- if (v == archnames[x].value) {
- cp = archnames[x].name;
- break;
- }
- }
-
- LOG_USER("%s", cp);
-
- v = sam3_reg_fieldname(chip, "NVPTYP", chip->cfg.CHIPID_CIDR, 28, 3);
- LOG_USER("%s", nvptype[v]);
-
- v = sam3_reg_fieldname(chip, "EXTID", chip->cfg.CHIPID_CIDR, 31, 1);
- LOG_USER("(exists: %s)", _yes_or_no(v));
- }
-
- static void sam3_explain_ckgr_mcfr(struct sam3_chip *chip)
- {
- uint32_t v;
-
- v = sam3_reg_fieldname(chip, "MAINFRDY", chip->cfg.CKGR_MCFR, 16, 1);
- LOG_USER("(main ready: %s)", _yes_or_no(v));
-
- v = sam3_reg_fieldname(chip, "MAINF", chip->cfg.CKGR_MCFR, 0, 16);
-
- v = (v * chip->cfg.slow_freq) / 16;
- chip->cfg.mainosc_freq = v;
-
- LOG_USER("(%3.03f Mhz (%" PRIu32 ".%03" PRIu32 "khz slowclk)",
- _tomhz(v),
- (uint32_t)(chip->cfg.slow_freq / 1000),
- (uint32_t)(chip->cfg.slow_freq % 1000));
- }
-
- static void sam3_explain_ckgr_plla(struct sam3_chip *chip)
- {
- uint32_t mula, diva;
-
- diva = sam3_reg_fieldname(chip, "DIVA", chip->cfg.CKGR_PLLAR, 0, 8);
- LOG_USER_N("\n");
- mula = sam3_reg_fieldname(chip, "MULA", chip->cfg.CKGR_PLLAR, 16, 11);
- LOG_USER_N("\n");
- chip->cfg.plla_freq = 0;
- if (mula == 0)
- LOG_USER("\tPLLA Freq: (Disabled,mula = 0)");
- else if (diva == 0)
- LOG_USER("\tPLLA Freq: (Disabled,diva = 0)");
- else if (diva >= 1) {
- chip->cfg.plla_freq = (chip->cfg.mainosc_freq * (mula + 1) / diva);
- LOG_USER("\tPLLA Freq: %3.03f MHz",
- _tomhz(chip->cfg.plla_freq));
- }
- }
-
- static void sam3_explain_mckr(struct sam3_chip *chip)
- {
- uint32_t css, pres, fin = 0;
- int pdiv = 0;
- const char *cp = NULL;
-
- css = sam3_reg_fieldname(chip, "CSS", chip->cfg.PMC_MCKR, 0, 2);
- switch (css & 3) {
- case 0:
- fin = chip->cfg.slow_freq;
- cp = "slowclk";
- break;
- case 1:
- fin = chip->cfg.mainosc_freq;
- cp = "mainosc";
- break;
- case 2:
- fin = chip->cfg.plla_freq;
- cp = "plla";
- break;
- case 3:
- if (chip->cfg.CKGR_UCKR & (1 << 16)) {
- fin = 480 * 1000 * 1000;
- cp = "upll";
- } else {
- fin = 0;
- cp = "upll (*ERROR* UPLL is disabled)";
- }
- break;
- default:
- assert(0);
- break;
- }
-
- LOG_USER("%s (%3.03f Mhz)",
- cp,
- _tomhz(fin));
- pres = sam3_reg_fieldname(chip, "PRES", chip->cfg.PMC_MCKR, 4, 3);
- switch (pres & 0x07) {
- case 0:
- pdiv = 1;
- cp = "selected clock";
- break;
- case 1:
- pdiv = 2;
- cp = "clock/2";
- break;
- case 2:
- pdiv = 4;
- cp = "clock/4";
- break;
- case 3:
- pdiv = 8;
- cp = "clock/8";
- break;
- case 4:
- pdiv = 16;
- cp = "clock/16";
- break;
- case 5:
- pdiv = 32;
- cp = "clock/32";
- break;
- case 6:
- pdiv = 64;
- cp = "clock/64";
- break;
- case 7:
- pdiv = 6;
- cp = "clock/6";
- break;
- default:
- assert(0);
- break;
- }
- LOG_USER("(%s)", cp);
- fin = fin / pdiv;
- /* sam3 has a *SINGLE* clock - */
- /* other at91 series parts have divisors for these. */
- chip->cfg.cpu_freq = fin;
- chip->cfg.mclk_freq = fin;
- chip->cfg.fclk_freq = fin;
- LOG_USER("\t\tResult CPU Freq: %3.03f",
- _tomhz(fin));
- }
-
- #if 0
- static struct sam3_chip *target2sam3(struct target *target)
- {
- struct sam3_chip *chip;
-
- if (!target)
- return NULL;
-
- chip = all_sam3_chips;
- while (chip) {
- if (chip->target == target)
- break; /* return below */
- else
- chip = chip->next;
- }
- return chip;
- }
- #endif
-
- static uint32_t *sam3_get_reg_ptr(struct sam3_cfg *cfg, const struct sam3_reg_list *list)
- {
- /* this function exists to help */
- /* keep funky offsetof() errors */
- /* and casting from causing bugs */
-
- /* By using prototypes - we can detect what would */
- /* be casting errors. */
-
- return (uint32_t *)(void *)(((char *)(cfg)) + list->struct_offset);
- }
-
-
- #define SAM3_ENTRY(NAME, FUNC) { .address = SAM3_ ## NAME, .struct_offset = offsetof( \
- struct sam3_cfg, \
- NAME), # NAME, FUNC }
- static const struct sam3_reg_list sam3_all_regs[] = {
- SAM3_ENTRY(CKGR_MOR, sam3_explain_ckgr_mor),
- SAM3_ENTRY(CKGR_MCFR, sam3_explain_ckgr_mcfr),
- SAM3_ENTRY(CKGR_PLLAR, sam3_explain_ckgr_plla),
- SAM3_ENTRY(CKGR_UCKR, NULL),
- SAM3_ENTRY(PMC_FSMR, NULL),
- SAM3_ENTRY(PMC_FSPR, NULL),
- SAM3_ENTRY(PMC_IMR, NULL),
- SAM3_ENTRY(PMC_MCKR, sam3_explain_mckr),
- SAM3_ENTRY(PMC_PCK0, NULL),
- SAM3_ENTRY(PMC_PCK1, NULL),
- SAM3_ENTRY(PMC_PCK2, NULL),
- SAM3_ENTRY(PMC_PCSR, NULL),
- SAM3_ENTRY(PMC_SCSR, NULL),
- SAM3_ENTRY(PMC_SR, NULL),
- SAM3_ENTRY(CHIPID_CIDR, sam3_explain_chipid_cidr),
- SAM3_ENTRY(CHIPID_CIDR2, sam3_explain_chipid_cidr),
- SAM3_ENTRY(CHIPID_EXID, NULL),
- SAM3_ENTRY(CHIPID_EXID2, NULL),
- /* TERMINATE THE LIST */
- { .name = NULL }
- };
- #undef SAM3_ENTRY
-
- static struct sam3_bank_private *get_sam3_bank_private(struct flash_bank *bank)
- {
- return bank->driver_priv;
- }
-
- /**
- * Given a pointer to where it goes in the structure,
- * determine the register name, address from the all registers table.
- */
- static const struct sam3_reg_list *sam3_get_reg(struct sam3_chip *chip, uint32_t *goes_here)
- {
- const struct sam3_reg_list *reg;
-
- reg = &(sam3_all_regs[0]);
- while (reg->name) {
- uint32_t *possible;
-
- /* calculate where this one go.. */
- /* it is "possibly" this register. */
-
- possible = ((uint32_t *)(void *)(((char *)(&(chip->cfg))) + reg->struct_offset));
-
- /* well? Is it this register */
- if (possible == goes_here) {
- /* Jump for joy! */
- return reg;
- }
-
- /* next... */
- reg++;
- }
- /* This is *TOTAL*PANIC* - we are totally screwed. */
- LOG_ERROR("INVALID SAM3 REGISTER");
- return NULL;
- }
-
- static int sam3_read_this_reg(struct sam3_chip *chip, uint32_t *goes_here)
- {
- const struct sam3_reg_list *reg;
- int r;
-
- reg = sam3_get_reg(chip, goes_here);
- if (!reg)
- return ERROR_FAIL;
-
- r = target_read_u32(chip->target, reg->address, goes_here);
- if (r != ERROR_OK) {
- LOG_ERROR("Cannot read SAM3 register: %s @ 0x%08x, Err: %d",
- reg->name, (unsigned)(reg->address), r);
- }
- return r;
- }
-
- static int sam3_read_all_regs(struct sam3_chip *chip)
- {
- int r;
- const struct sam3_reg_list *reg;
-
- reg = &(sam3_all_regs[0]);
- while (reg->name) {
- r = sam3_read_this_reg(chip,
- sam3_get_reg_ptr(&(chip->cfg), reg));
- if (r != ERROR_OK) {
- LOG_ERROR("Cannot read SAM3 register: %s @ 0x%08x, Error: %d",
- reg->name, ((unsigned)(reg->address)), r);
- return r;
- }
- reg++;
- }
-
- /* Chip identification register
- *
- * Unfortunately, the chip identification register is not at
- * a constant address across all of the SAM3 series'. As a
- * consequence, a simple heuristic is used to find where it's
- * at...
- *
- * If the contents at the first address is zero, then we know
- * that the second address is where the chip id register is.
- * We can deduce this because for those SAM's that have the
- * chip id @ 0x400e0940, the first address, 0x400e0740, is
- * located in the memory map of the Power Management Controller
- * (PMC). Furthermore, the address is not used by the PMC.
- * So when read, the memory controller returns zero.*/
- if (chip->cfg.CHIPID_CIDR == 0) {
- /*Put the correct CIDR and EXID values in the chip structure */
- chip->cfg.CHIPID_CIDR = chip->cfg.CHIPID_CIDR2;
- chip->cfg.CHIPID_EXID = chip->cfg.CHIPID_EXID2;
- }
- return ERROR_OK;
- }
-
- static int sam3_get_info(struct sam3_chip *chip)
- {
- const struct sam3_reg_list *reg;
- uint32_t regval;
-
- reg = &(sam3_all_regs[0]);
- while (reg->name) {
- /* display all regs */
- LOG_DEBUG("Start: %s", reg->name);
- regval = *sam3_get_reg_ptr(&(chip->cfg), reg);
- LOG_USER("%*s: [0x%08" PRIx32 "] -> 0x%08" PRIx32,
- REG_NAME_WIDTH,
- reg->name,
- reg->address,
- regval);
- if (reg->explain_func)
- (*(reg->explain_func))(chip);
- LOG_DEBUG("End: %s", reg->name);
- reg++;
- }
- LOG_USER(" rc-osc: %3.03f MHz", _tomhz(chip->cfg.rc_freq));
- LOG_USER(" mainosc: %3.03f MHz", _tomhz(chip->cfg.mainosc_freq));
- LOG_USER(" plla: %3.03f MHz", _tomhz(chip->cfg.plla_freq));
- LOG_USER(" cpu-freq: %3.03f MHz", _tomhz(chip->cfg.cpu_freq));
- LOG_USER("mclk-freq: %3.03f MHz", _tomhz(chip->cfg.mclk_freq));
-
- LOG_USER(" UniqueId: 0x%08" PRIx32 " 0x%08" PRIx32 " 0x%08" PRIx32 " 0x%08" PRIx32,
- chip->cfg.unique_id[0],
- chip->cfg.unique_id[1],
- chip->cfg.unique_id[2],
- chip->cfg.unique_id[3]);
-
- return ERROR_OK;
- }
-
- static int sam3_protect_check(struct flash_bank *bank)
- {
- int r;
- uint32_t v = 0;
- unsigned x;
- struct sam3_bank_private *private;
-
- LOG_DEBUG("Begin");
- if (bank->target->state != TARGET_HALTED) {
- LOG_ERROR("Target not halted");
- return ERROR_TARGET_NOT_HALTED;
- }
-
- private = get_sam3_bank_private(bank);
- if (!private) {
- LOG_ERROR("no private for this bank?");
- return ERROR_FAIL;
- }
- if (!(private->probed))
- return ERROR_FLASH_BANK_NOT_PROBED;
-
- r = flashd_get_lock_bits(private, &v);
- if (r != ERROR_OK) {
- LOG_DEBUG("Failed: %d", r);
- return r;
- }
-
- for (x = 0; x < private->nsectors; x++)
- bank->sectors[x].is_protected = (!!(v & (1 << x)));
- LOG_DEBUG("Done");
- return ERROR_OK;
- }
-
- FLASH_BANK_COMMAND_HANDLER(sam3_flash_bank_command)
- {
- struct sam3_chip *chip;
-
- chip = all_sam3_chips;
-
- /* is this an existing chip? */
- while (chip) {
- if (chip->target == bank->target)
- break;
- chip = chip->next;
- }
-
- if (!chip) {
- /* this is a *NEW* chip */
- chip = calloc(1, sizeof(struct sam3_chip));
- if (!chip) {
- LOG_ERROR("NO RAM!");
- return ERROR_FAIL;
- }
- chip->target = bank->target;
- /* insert at head */
- chip->next = all_sam3_chips;
- all_sam3_chips = chip;
- chip->target = bank->target;
- /* assumption is this runs at 32khz */
- chip->cfg.slow_freq = 32768;
- chip->probed = false;
- }
-
- switch (bank->base) {
- default:
- LOG_ERROR("Address 0x%08x invalid bank address (try 0x%08x or 0x%08x "
- "[at91sam3u series] or 0x%08x [at91sam3s series] or "
- "0x%08x [at91sam3n series] or 0x%08x or 0x%08x or 0x%08x[at91sam3ax series] )",
- ((unsigned int)(bank->base)),
- ((unsigned int)(FLASH_BANK0_BASE_U)),
- ((unsigned int)(FLASH_BANK1_BASE_U)),
- ((unsigned int)(FLASH_BANK_BASE_S)),
- ((unsigned int)(FLASH_BANK_BASE_N)),
- ((unsigned int)(FLASH_BANK0_BASE_AX)),
- ((unsigned int)(FLASH_BANK1_BASE_256K_AX)),
- ((unsigned int)(FLASH_BANK1_BASE_512K_AX)));
- return ERROR_FAIL;
-
- /* at91sam3s and at91sam3n series only has bank 0*/
- /* at91sam3u and at91sam3ax series has the same address for bank 0*/
- case FLASH_BANK_BASE_S:
- case FLASH_BANK0_BASE_U:
- bank->driver_priv = &(chip->details.bank[0]);
- bank->bank_number = 0;
- chip->details.bank[0].chip = chip;
- chip->details.bank[0].bank = bank;
- break;
-
- /* Bank 1 of at91sam3u or at91sam3ax series */
- case FLASH_BANK1_BASE_U:
- case FLASH_BANK1_BASE_256K_AX:
- case FLASH_BANK1_BASE_512K_AX:
- bank->driver_priv = &(chip->details.bank[1]);
- bank->bank_number = 1;
- chip->details.bank[1].chip = chip;
- chip->details.bank[1].bank = bank;
- break;
- }
-
- /* we initialize after probing. */
- return ERROR_OK;
- }
-
- /**
- * Remove all chips from the internal list without distinguishing which one
- * is owned by this bank. This simplification works only for one shot
- * deallocation like current flash_free_all_banks()
- */
- static void sam3_free_driver_priv(struct flash_bank *bank)
- {
- struct sam3_chip *chip = all_sam3_chips;
- while (chip) {
- struct sam3_chip *next = chip->next;
- free(chip);
- chip = next;
- }
- all_sam3_chips = NULL;
- }
-
- static int sam3_get_details(struct sam3_bank_private *private)
- {
- const struct sam3_chip_details *details;
- struct sam3_chip *chip;
- struct flash_bank *saved_banks[SAM3_MAX_FLASH_BANKS];
- unsigned x;
-
- LOG_DEBUG("Begin");
- details = all_sam3_details;
- while (details->name) {
- /* Compare cidr without version bits */
- if (((details->chipid_cidr ^ private->chip->cfg.CHIPID_CIDR) & 0xFFFFFFE0) == 0)
- break;
- else
- details++;
- }
- if (!details->name) {
- LOG_ERROR("SAM3 ChipID 0x%08x not found in table (perhaps you can ID this chip?)",
- (unsigned int)(private->chip->cfg.CHIPID_CIDR));
- /* Help the victim, print details about the chip */
- LOG_INFO("SAM3 CHIPID_CIDR: 0x%08" PRIx32 " decodes as follows",
- private->chip->cfg.CHIPID_CIDR);
- sam3_explain_chipid_cidr(private->chip);
- return ERROR_FAIL;
- }
-
- /* DANGER: THERE ARE DRAGONS HERE */
-
- /* get our chip - it is going */
- /* to be over-written shortly */
- chip = private->chip;
-
- /* Note that, in reality: */
- /* */
- /* private = &(chip->details.bank[0]) */
- /* or private = &(chip->details.bank[1]) */
- /* */
-
- /* save the "bank" pointers */
- for (x = 0; x < SAM3_MAX_FLASH_BANKS; x++)
- saved_banks[x] = chip->details.bank[x].bank;
-
- /* Overwrite the "details" structure. */
- memcpy(&(private->chip->details),
- details,
- sizeof(private->chip->details));
-
- /* now fix the ghosted pointers */
- for (x = 0; x < SAM3_MAX_FLASH_BANKS; x++) {
- chip->details.bank[x].chip = chip;
- chip->details.bank[x].bank = saved_banks[x];
- }
-
- /* update the *BANK*SIZE* */
-
- LOG_DEBUG("End");
- return ERROR_OK;
- }
-
- static int _sam3_probe(struct flash_bank *bank, int noise)
- {
- int r;
- struct sam3_bank_private *private;
-
-
- LOG_DEBUG("Begin: Bank: %u, Noise: %d", bank->bank_number, noise);
- if (bank->target->state != TARGET_HALTED) {
- LOG_ERROR("Target not halted");
- return ERROR_TARGET_NOT_HALTED;
- }
-
- private = get_sam3_bank_private(bank);
- if (!private) {
- LOG_ERROR("Invalid/unknown bank number");
- return ERROR_FAIL;
- }
-
- r = sam3_read_all_regs(private->chip);
- if (r != ERROR_OK)
- return r;
-
- LOG_DEBUG("Here");
- if (private->chip->probed)
- r = sam3_get_info(private->chip);
- else
- r = sam3_get_details(private);
- if (r != ERROR_OK)
- return r;
-
- /* update the flash bank size */
- for (unsigned int x = 0; x < SAM3_MAX_FLASH_BANKS; x++) {
- if (bank->base == private->chip->details.bank[x].base_address) {
- bank->size = private->chip->details.bank[x].size_bytes;
- break;
- }
- }
-
- if (!bank->sectors) {
- bank->sectors = calloc(private->nsectors, (sizeof((bank->sectors)[0])));
- if (!bank->sectors) {
- LOG_ERROR("No memory!");
- return ERROR_FAIL;
- }
- bank->num_sectors = private->nsectors;
-
- for (unsigned int x = 0; x < bank->num_sectors; x++) {
- bank->sectors[x].size = private->sector_size;
- bank->sectors[x].offset = x * (private->sector_size);
- /* mark as unknown */
- bank->sectors[x].is_erased = -1;
- bank->sectors[x].is_protected = -1;
- }
- }
-
- private->probed = true;
-
- r = sam3_protect_check(bank);
- if (r != ERROR_OK)
- return r;
-
- LOG_DEBUG("Bank = %d, nbanks = %d",
- private->bank_number, private->chip->details.n_banks);
- if ((private->bank_number + 1) == private->chip->details.n_banks) {
- /* read unique id, */
- /* it appears to be associated with the *last* flash bank. */
- flashd_read_uid(private);
- }
-
- return r;
- }
-
- static int sam3_probe(struct flash_bank *bank)
- {
- return _sam3_probe(bank, 1);
- }
-
- static int sam3_auto_probe(struct flash_bank *bank)
- {
- return _sam3_probe(bank, 0);
- }
-
- static int sam3_erase(struct flash_bank *bank, unsigned int first,
- unsigned int last)
- {
- struct sam3_bank_private *private;
- int r;
-
- LOG_DEBUG("Here");
- if (bank->target->state != TARGET_HALTED) {
- LOG_ERROR("Target not halted");
- return ERROR_TARGET_NOT_HALTED;
- }
-
- r = sam3_auto_probe(bank);
- if (r != ERROR_OK) {
- LOG_DEBUG("Here,r=%d", r);
- return r;
- }
-
- private = get_sam3_bank_private(bank);
- if (!(private->probed))
- return ERROR_FLASH_BANK_NOT_PROBED;
-
- if ((first == 0) && ((last + 1) == private->nsectors)) {
- /* whole chip */
- LOG_DEBUG("Here");
- return flashd_erase_entire_bank(private);
- }
- LOG_INFO("sam3 auto-erases while programming (request ignored)");
- return ERROR_OK;
- }
-
- static int sam3_protect(struct flash_bank *bank, int set, unsigned int first,
- unsigned int last)
- {
- struct sam3_bank_private *private;
- int r;
-
- LOG_DEBUG("Here");
- if (bank->target->state != TARGET_HALTED) {
- LOG_ERROR("Target not halted");
- return ERROR_TARGET_NOT_HALTED;
- }
-
- private = get_sam3_bank_private(bank);
- if (!(private->probed))
- return ERROR_FLASH_BANK_NOT_PROBED;
-
- if (set)
- r = flashd_lock(private, first, last);
- else
- r = flashd_unlock(private, first, last);
- LOG_DEBUG("End: r=%d", r);
-
- return r;
-
- }
-
- static int sam3_page_read(struct sam3_bank_private *private, unsigned pagenum, uint8_t *buf)
- {
- uint32_t adr;
- int r;
-
- adr = pagenum * private->page_size;
- adr += private->base_address;
-
- r = target_read_memory(private->chip->target,
- adr,
- 4, /* THIS*MUST*BE* in 32bit values */
- private->page_size / 4,
- buf);
- if (r != ERROR_OK)
- LOG_ERROR("SAM3: Flash program failed to read page phys address: 0x%08x",
- (unsigned int)(adr));
- return r;
- }
-
- static int sam3_page_write(struct sam3_bank_private *private, unsigned pagenum, const uint8_t *buf)
- {
- uint32_t adr;
- uint32_t status;
- uint32_t fmr; /* EEFC Flash Mode Register */
- int r;
-
- adr = pagenum * private->page_size;
- adr += private->base_address;
-
- /* Get flash mode register value */
- r = target_read_u32(private->chip->target, private->controller_address, &fmr);
- if (r != ERROR_OK)
- LOG_DEBUG("Error Read failed: read flash mode register");
-
- /* Clear flash wait state field */
- fmr &= 0xfffff0ff;
-
- /* set FWS (flash wait states) field in the FMR (flash mode register) */
- fmr |= (private->flash_wait_states << 8);
-
- LOG_DEBUG("Flash Mode: 0x%08x", ((unsigned int)(fmr)));
- r = target_write_u32(private->bank->target, private->controller_address, fmr);
- if (r != ERROR_OK)
- LOG_DEBUG("Error Write failed: set flash mode register");
-
- LOG_DEBUG("Wr Page %u @ phys address: 0x%08x", pagenum, (unsigned int)(adr));
- r = target_write_memory(private->chip->target,
- adr,
- 4, /* THIS*MUST*BE* in 32bit values */
- private->page_size / 4,
- buf);
- if (r != ERROR_OK) {
- LOG_ERROR("SAM3: Failed to write (buffer) page at phys address 0x%08x",
- (unsigned int)(adr));
- return r;
- }
-
- r = efc_perform_command(private,
- /* send Erase & Write Page */
- AT91C_EFC_FCMD_EWP,
- pagenum,
- &status);
-
- if (r != ERROR_OK)
- LOG_ERROR("SAM3: Error performing Erase & Write page @ phys address 0x%08x",
- (unsigned int)(adr));
- if (status & (1 << 2)) {
- LOG_ERROR("SAM3: Page @ Phys address 0x%08x is locked", (unsigned int)(adr));
- return ERROR_FAIL;
- }
- if (status & (1 << 1)) {
- LOG_ERROR("SAM3: Flash Command error @phys address 0x%08x", (unsigned int)(adr));
- return ERROR_FAIL;
- }
- return ERROR_OK;
- }
-
- static int sam3_write(struct flash_bank *bank,
- const uint8_t *buffer,
- uint32_t offset,
- uint32_t count)
- {
- int n;
- unsigned page_cur;
- unsigned page_end;
- int r;
- unsigned page_offset;
- struct sam3_bank_private *private;
- uint8_t *pagebuffer;
-
- /* in case we bail further below, set this to null */
- pagebuffer = NULL;
-
- /* ignore dumb requests */
- if (count == 0) {
- r = ERROR_OK;
- goto done;
- }
-
- if (bank->target->state != TARGET_HALTED) {
- LOG_ERROR("Target not halted");
- r = ERROR_TARGET_NOT_HALTED;
- goto done;
- }
-
- private = get_sam3_bank_private(bank);
- if (!(private->probed)) {
- r = ERROR_FLASH_BANK_NOT_PROBED;
- goto done;
- }
-
- if ((offset + count) > private->size_bytes) {
- LOG_ERROR("Flash write error - past end of bank");
- LOG_ERROR(" offset: 0x%08x, count 0x%08x, BankEnd: 0x%08x",
- (unsigned int)(offset),
- (unsigned int)(count),
- (unsigned int)(private->size_bytes));
- r = ERROR_FAIL;
- goto done;
- }
-
- pagebuffer = malloc(private->page_size);
- if (!pagebuffer) {
- LOG_ERROR("No memory for %d Byte page buffer", (int)(private->page_size));
- r = ERROR_FAIL;
- goto done;
- }
-
- /* what page do we start & end in? */
- page_cur = offset / private->page_size;
- page_end = (offset + count - 1) / private->page_size;
-
- LOG_DEBUG("Offset: 0x%08x, Count: 0x%08x", (unsigned int)(offset), (unsigned int)(count));
- LOG_DEBUG("Page start: %d, Page End: %d", (int)(page_cur), (int)(page_end));
-
- /* Special case: all one page */
- /* */
- /* Otherwise: */
- /* (1) non-aligned start */
- /* (2) body pages */
- /* (3) non-aligned end. */
-
- /* Handle special case - all one page. */
- if (page_cur == page_end) {
- LOG_DEBUG("Special case, all in one page");
- r = sam3_page_read(private, page_cur, pagebuffer);
- if (r != ERROR_OK)
- goto done;
-
- page_offset = (offset & (private->page_size-1));
- memcpy(pagebuffer + page_offset,
- buffer,
- count);
-
- r = sam3_page_write(private, page_cur, pagebuffer);
- if (r != ERROR_OK)
- goto done;
- r = ERROR_OK;
- goto done;
- }
-
- /* non-aligned start */
- page_offset = offset & (private->page_size - 1);
- if (page_offset) {
- LOG_DEBUG("Not-Aligned start");
- /* read the partial */
- r = sam3_page_read(private, page_cur, pagebuffer);
- if (r != ERROR_OK)
- goto done;
-
- /* over-write with new data */
- n = (private->page_size - page_offset);
- memcpy(pagebuffer + page_offset,
- buffer,
- n);
-
- r = sam3_page_write(private, page_cur, pagebuffer);
- if (r != ERROR_OK)
- goto done;
-
- count -= n;
- offset += n;
- buffer += n;
- page_cur++;
- }
-
- /* By checking that offset is correct here, we also
- fix a clang warning */
- assert(offset % private->page_size == 0);
-
- /* intermediate large pages */
- /* also - the final *terminal* */
- /* if that terminal page is a full page */
- LOG_DEBUG("Full Page Loop: cur=%d, end=%d, count = 0x%08x",
- (int)page_cur, (int)page_end, (unsigned int)(count));
-
- while ((page_cur < page_end) &&
- (count >= private->page_size)) {
- r = sam3_page_write(private, page_cur, buffer);
- if (r != ERROR_OK)
- goto done;
- count -= private->page_size;
- buffer += private->page_size;
- page_cur += 1;
- }
-
- /* terminal partial page? */
- if (count) {
- LOG_DEBUG("Terminal partial page, count = 0x%08x", (unsigned int)(count));
- /* we have a partial page */
- r = sam3_page_read(private, page_cur, pagebuffer);
- if (r != ERROR_OK)
- goto done;
- /* data goes at start */
- memcpy(pagebuffer, buffer, count);
- r = sam3_page_write(private, page_cur, pagebuffer);
- if (r != ERROR_OK)
- goto done;
- }
- LOG_DEBUG("Done!");
- r = ERROR_OK;
- done:
- free(pagebuffer);
- return r;
- }
-
- COMMAND_HANDLER(sam3_handle_info_command)
- {
- struct sam3_chip *chip;
- chip = get_current_sam3(CMD);
- if (!chip)
- return ERROR_OK;
-
- unsigned x;
- int r;
-
- /* bank0 must exist before we can do anything */
- if (chip->details.bank[0].bank == NULL) {
- x = 0;
- need_define:
- command_print(CMD,
- "Please define bank %d via command: flash bank %s ... ",
- x,
- at91sam3_flash.name);
- return ERROR_FAIL;
- }
-
- /* if bank 0 is not probed, then probe it */
- if (!(chip->details.bank[0].probed)) {
- r = sam3_auto_probe(chip->details.bank[0].bank);
- if (r != ERROR_OK)
- return ERROR_FAIL;
- }
- /* above guarantees the "chip details" structure is valid */
- /* and thus, bank private areas are valid */
- /* and we have a SAM3 chip, what a concept! */
-
- /* auto-probe other banks, 0 done above */
- for (x = 1; x < SAM3_MAX_FLASH_BANKS; x++) {
- /* skip banks not present */
- if (!(chip->details.bank[x].present))
- continue;
-
- if (chip->details.bank[x].bank == NULL)
- goto need_define;
-
- if (chip->details.bank[x].probed)
- continue;
-
- r = sam3_auto_probe(chip->details.bank[x].bank);
- if (r != ERROR_OK)
- return r;
- }
-
- r = sam3_get_info(chip);
- if (r != ERROR_OK) {
- LOG_DEBUG("Sam3Info, Failed %d", r);
- return r;
- }
-
- return ERROR_OK;
- }
-
- COMMAND_HANDLER(sam3_handle_gpnvm_command)
- {
- unsigned x, v;
- int r, who;
- struct sam3_chip *chip;
-
- chip = get_current_sam3(CMD);
- if (!chip)
- return ERROR_OK;
-
- if (chip->target->state != TARGET_HALTED) {
- LOG_ERROR("sam3 - target not halted");
- return ERROR_TARGET_NOT_HALTED;
- }
-
- if (chip->details.bank[0].bank == NULL) {
- command_print(CMD, "Bank0 must be defined first via: flash bank %s ...",
- at91sam3_flash.name);
- return ERROR_FAIL;
- }
- if (!chip->details.bank[0].probed) {
- r = sam3_auto_probe(chip->details.bank[0].bank);
- if (r != ERROR_OK)
- return r;
- }
-
- switch (CMD_ARGC) {
- default:
- return ERROR_COMMAND_SYNTAX_ERROR;
- case 0:
- goto showall;
- case 1:
- who = -1;
- break;
- case 2:
- if ((strcmp(CMD_ARGV[0], "show") == 0) && (strcmp(CMD_ARGV[1], "all") == 0))
- who = -1;
- else {
- uint32_t v32;
- COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], v32);
- who = v32;
- }
- break;
- }
-
- if (strcmp("show", CMD_ARGV[0]) == 0) {
- if (who == -1) {
- showall:
- r = ERROR_OK;
- for (x = 0; x < chip->details.n_gpnvms; x++) {
- r = flashd_get_gpnvm(&(chip->details.bank[0]), x, &v);
- if (r != ERROR_OK)
- break;
- command_print(CMD, "sam3-gpnvm%u: %u", x, v);
- }
- return r;
- }
- if ((who >= 0) && (((unsigned)(who)) < chip->details.n_gpnvms)) {
- r = flashd_get_gpnvm(&(chip->details.bank[0]), who, &v);
- if (r == ERROR_OK)
- command_print(CMD, "sam3-gpnvm%u: %u", who, v);
- return r;
- } else {
- command_print(CMD, "sam3-gpnvm invalid GPNVM: %u", who);
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
- }
-
- if (who == -1) {
- command_print(CMD, "Missing GPNVM number");
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
-
- if (strcmp("set", CMD_ARGV[0]) == 0)
- r = flashd_set_gpnvm(&(chip->details.bank[0]), who);
- else if ((strcmp("clr", CMD_ARGV[0]) == 0) ||
- (strcmp("clear", CMD_ARGV[0]) == 0)) /* quietly accept both */
- r = flashd_clr_gpnvm(&(chip->details.bank[0]), who);
- else {
- command_print(CMD, "Unknown command: %s", CMD_ARGV[0]);
- r = ERROR_COMMAND_SYNTAX_ERROR;
- }
- return r;
- }
-
- COMMAND_HANDLER(sam3_handle_slowclk_command)
- {
- struct sam3_chip *chip;
-
- chip = get_current_sam3(CMD);
- if (!chip)
- return ERROR_OK;
-
- switch (CMD_ARGC) {
- case 0:
- /* show */
- break;
- case 1:
- {
- /* set */
- uint32_t v;
- COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], v);
- if (v > 200000) {
- /* absurd slow clock of 200Khz? */
- command_print(CMD, "Absurd/illegal slow clock freq: %d\n", (int)(v));
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
- chip->cfg.slow_freq = v;
- break;
- }
- default:
- /* error */
- command_print(CMD, "Too many parameters");
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
- command_print(CMD, "Slowclk freq: %d.%03dkhz",
- (int)(chip->cfg.slow_freq / 1000),
- (int)(chip->cfg.slow_freq % 1000));
- return ERROR_OK;
- }
-
- static const struct command_registration at91sam3_exec_command_handlers[] = {
- {
- .name = "gpnvm",
- .handler = sam3_handle_gpnvm_command,
- .mode = COMMAND_EXEC,
- .usage = "[('clr'|'set'|'show') bitnum]",
- .help = "Without arguments, shows all bits in the gpnvm "
- "register. Otherwise, clears, sets, or shows one "
- "General Purpose Non-Volatile Memory (gpnvm) bit.",
- },
- {
- .name = "info",
- .handler = sam3_handle_info_command,
- .mode = COMMAND_EXEC,
- .help = "Print information about the current at91sam3 chip "
- "and its flash configuration.",
- .usage = "",
- },
- {
- .name = "slowclk",
- .handler = sam3_handle_slowclk_command,
- .mode = COMMAND_EXEC,
- .usage = "[clock_hz]",
- .help = "Display or set the slowclock frequency "
- "(default 32768 Hz).",
- },
- COMMAND_REGISTRATION_DONE
- };
- static const struct command_registration at91sam3_command_handlers[] = {
- {
- .name = "at91sam3",
- .mode = COMMAND_ANY,
- .help = "at91sam3 flash command group",
- .usage = "",
- .chain = at91sam3_exec_command_handlers,
- },
- COMMAND_REGISTRATION_DONE
- };
-
- const struct flash_driver at91sam3_flash = {
- .name = "at91sam3",
- .commands = at91sam3_command_handlers,
- .flash_bank_command = sam3_flash_bank_command,
- .erase = sam3_erase,
- .protect = sam3_protect,
- .write = sam3_write,
- .read = default_flash_read,
- .probe = sam3_probe,
- .auto_probe = sam3_auto_probe,
- .erase_check = default_flash_blank_check,
- .protect_check = sam3_protect_check,
- .free_driver_priv = sam3_free_driver_priv,
- };
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