From 7abe9f38b2321b00b240fb7901dc408106fb07f8 Mon Sep 17 00:00:00 2001 From: Hans Peter Mortensn Date: Wed, 24 Feb 2010 23:35:12 -0800 Subject: [PATCH] AVR flash: handle AT90CAN128 chips MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit I have successfully programmed the AT90CAN128, based on the mega128   with some small modifications. [ dbrownell@users.sourceforge.net: patch cleanup ] Signed-off-by: David Brownell --- src/flash/nor/avrf.c | 30 ++++++++++++++++++++++++++---- 1 file changed, 26 insertions(+), 4 deletions(-) diff --git a/src/flash/nor/avrf.c b/src/flash/nor/avrf.c index c0724190..5b40ad73 100644 --- a/src/flash/nor/avrf.c +++ b/src/flash/nor/avrf.c @@ -52,8 +52,11 @@ struct avrf_type avft_chips_info[] = { -// name, chip_id, flash_page_size, flash_page_num, eeprom_page_size, eeprom_page_num - {"atmega128", 0x9702, 256, 512, 8, 512}, +/* name, chip_id, flash_page_size, flash_page_num, + * eeprom_page_size, eeprom_page_num + */ + {"atmega128", 0x9702, 256, 512, 8, 512}, + {"at90can128", 0x9781, 256, 512, 8, 512}, }; int avr_jtag_sendinstr(struct jtag_tap *tap, uint8_t *ir_in, uint8_t ir_out); @@ -200,8 +203,27 @@ FLASH_BANK_COMMAND_HANDLER(avrf_flash_bank_command) static int avrf_erase(struct flash_bank *bank, int first, int last) { - LOG_INFO("%s", __FUNCTION__); - return ERROR_OK; + struct target *target = bank->target; + struct avr_common *avr = target->arch_info; + int status; + + LOG_DEBUG("%s", __FUNCTION__); + + if (target->state != TARGET_HALTED) + { + LOG_ERROR("Target not halted"); + return ERROR_TARGET_NOT_HALTED; + } + + status = avr_jtagprg_enterprogmode(avr); + if (status != ERROR_OK) + return status; + + status = avr_jtagprg_chiperase(avr); + if (status != ERROR_OK) + return status; + + return avr_jtagprg_leaveprogmode(avr); } static int avrf_protect(struct flash_bank *bank, int set, int first, int last) -- 2.39.5