From b310881e38c4519009726a3efe998c15e7ad7248 Mon Sep 17 00:00:00 2001 From: Andreas Fritiofson Date: Sat, 28 Sep 2013 22:01:46 +0200 Subject: [PATCH] lpc2900: Fix byte order bugs and remove unnecessary casts Found by grepping for pointer casts. Change-Id: Ib94957a0c53ec7abcbd5787d8c70e20c9eedc4b7 Signed-off-by: Andreas Fritiofson Reviewed-on: http://openocd.zylin.com/1770 Tested-by: jenkins Reviewed-by: Spencer Oliver --- src/flash/nor/lpc2900.c | 45 +++++++++++++++++++++-------------------- 1 file changed, 23 insertions(+), 22 deletions(-) diff --git a/src/flash/nor/lpc2900.c b/src/flash/nor/lpc2900.c index 9663e51a..018d94ad 100644 --- a/src/flash/nor/lpc2900.c +++ b/src/flash/nor/lpc2900.c @@ -175,7 +175,7 @@ static uint32_t lpc2900_is_ready(struct flash_bank *bank); static uint32_t lpc2900_read_security_status(struct flash_bank *bank); static uint32_t lpc2900_run_bist128(struct flash_bank *bank, uint32_t addr_from, uint32_t addr_to, - uint32_t (*signature)[4]); + uint32_t signature[4]); static uint32_t lpc2900_address2sector(struct flash_bank *bank, uint32_t offset); static uint32_t lpc2900_calc_tr(uint32_t clock_var, uint32_t time_var); @@ -325,7 +325,7 @@ static uint32_t lpc2900_read_security_status(struct flash_bank *bank) static uint32_t lpc2900_run_bist128(struct flash_bank *bank, uint32_t addr_from, uint32_t addr_to, - uint32_t (*signature)[4]) + uint32_t signature[4]) { struct target *target = bank->target; @@ -342,7 +342,9 @@ static uint32_t lpc2900_run_bist128(struct flash_bank *bank, return ERROR_FLASH_OPERATION_FAILED; /* Return the signature */ - target_read_memory(target, FMSW0, 4, 4, (uint8_t *)signature); + uint8_t sig_buf[4 * 4]; + target_read_memory(target, FMSW0, 4, 4, sig_buf); + target_buffer_get_u32_array(target, sig_buf, 4, signature); return ERROR_OK; } @@ -382,7 +384,7 @@ static uint32_t lpc2900_address2sector(struct flash_bank *bank, */ static int lpc2900_write_index_page(struct flash_bank *bank, int pagenum, - uint8_t (*page)[FLASH_PAGE_SIZE]) + uint8_t page[FLASH_PAGE_SIZE]) { /* Only pages 4...7 are user writable */ if ((pagenum < 4) || (pagenum > 7)) { @@ -416,7 +418,7 @@ static int lpc2900_write_index_page(struct flash_bank *bank, /* Write whole page to flash data latches */ if (target_write_memory(target, bank->base + pagenum * FLASH_PAGE_SIZE, - 4, FLASH_PAGE_SIZE / 4, (uint8_t *)page) != ERROR_OK) { + 4, FLASH_PAGE_SIZE / 4, page) != ERROR_OK) { LOG_ERROR("Index sector write failed @ page %d", pagenum); target_write_u32(target, FCTR, FCTR_FS_CS | FCTR_FS_WEB); @@ -497,7 +499,7 @@ COMMAND_HANDLER(lpc2900_handle_signature_command) } /* Run BIST over whole flash range */ - status = lpc2900_run_bist128(bank, bank->base, bank->base + (bank->size - 1), &signature); + status = lpc2900_run_bist128(bank, bank->base, bank->base + (bank->size - 1), signature); if (status != ERROR_OK) return status; @@ -537,7 +539,7 @@ COMMAND_HANDLER(lpc2900_handle_read_custom_command) } /* Storage for customer info. Read in two parts */ - uint32_t customer[ISS_CUSTOMER_NWORDS1 + ISS_CUSTOMER_NWORDS2]; + uint8_t customer[4 * (ISS_CUSTOMER_NWORDS1 + ISS_CUSTOMER_NWORDS2)]; /* Enable access to index sector */ target_write_u32(target, FCTR, FCTR_FS_CS | FCTR_FS_WEB | FCTR_FS_ISS); @@ -545,10 +547,10 @@ COMMAND_HANDLER(lpc2900_handle_read_custom_command) /* Read two parts */ target_read_memory(target, bank->base+ISS_CUSTOMER_START1, 4, ISS_CUSTOMER_NWORDS1, - (uint8_t *)&customer[0]); + &customer[0]); target_read_memory(target, bank->base+ISS_CUSTOMER_START2, 4, ISS_CUSTOMER_NWORDS2, - (uint8_t *)&customer[ISS_CUSTOMER_NWORDS1]); + &customer[4 * ISS_CUSTOMER_NWORDS1]); /* Deactivate access to index sector */ target_write_u32(target, FCTR, FCTR_FS_CS | FCTR_FS_WEB); @@ -563,8 +565,7 @@ COMMAND_HANDLER(lpc2900_handle_read_custom_command) } size_t nwritten; - ret = fileio_write(&fileio, sizeof(customer), - (const uint8_t *)customer, &nwritten); + ret = fileio_write(&fileio, sizeof(customer), customer, &nwritten); if (ret != ERROR_OK) { LOG_ERROR("Write operation to file %s failed", filename); fileio_close(&fileio); @@ -677,7 +678,7 @@ COMMAND_HANDLER(lpc2900_handle_write_custom_command) image_close(&image); return retval; } - retval = lpc2900_write_index_page(bank, 4, &page); + retval = lpc2900_write_index_page(bank, 4, page); if (retval != ERROR_OK) { image_close(&image); return retval; @@ -693,7 +694,7 @@ COMMAND_HANDLER(lpc2900_handle_write_custom_command) image_close(&image); return retval; } - retval = lpc2900_write_index_page(bank, 5, &page); + retval = lpc2900_write_index_page(bank, 5, page); if (retval != ERROR_OK) { image_close(&image); return retval; @@ -752,7 +753,7 @@ COMMAND_HANDLER(lpc2900_handle_secure_sector_command) memset(&page[0x00 + 16*(sector - 8)], 0, 16); } - retval = lpc2900_write_index_page(bank, 6, &page); + retval = lpc2900_write_index_page(bank, 6, page); if (retval != ERROR_OK) { LOG_ERROR("failed to update index sector page 6"); return retval; @@ -767,7 +768,7 @@ COMMAND_HANDLER(lpc2900_handle_secure_sector_command) memset(&page[0x00 + 16*(sector - 5)], 0, 16); } - retval = lpc2900_write_index_page(bank, 7, &page); + retval = lpc2900_write_index_page(bank, 7, page); if (retval != ERROR_OK) { LOG_ERROR("failed to update index sector page 7"); return retval; @@ -822,7 +823,7 @@ COMMAND_HANDLER(lpc2900_handle_secure_jtag_command) page[0x30 + 3] = 0x7F; /* Write to page 5 */ - retval = lpc2900_write_index_page(bank, 5, &page); + retval = lpc2900_write_index_page(bank, 5, page); if (retval != ERROR_OK) { LOG_ERROR("failed to update index sector page 5"); return retval; @@ -1142,7 +1143,7 @@ static int lpc2900_write(struct flash_bank *bank, uint8_t *buffer, * a target algorithm. If not, fall back to host programming. */ /* We need some room for target code. */ - uint32_t target_code_size = sizeof(write_target_code); + const uint32_t target_code_size = sizeof(write_target_code); /* Try working area allocation. Start with a large buffer, and try with * reduced size if that fails. */ @@ -1166,10 +1167,10 @@ static int lpc2900_write(struct flash_bank *bank, uint8_t *buffer, struct arm_algorithm arm_algo; /* We can use target mode. Download the algorithm. */ - retval = target_write_buffer(target, - (warea->address)+buffer_size, - target_code_size, - (uint8_t *)write_target_code); + uint8_t code[sizeof(write_target_code)]; + target_buffer_set_u32_array(target, code, ARRAY_SIZE(write_target_code), + write_target_code); + retval = target_write_buffer(target, (warea->address) + buffer_size, sizeof(code), code); if (retval != ERROR_OK) { LOG_ERROR("Unable to write block write code to target"); target_free_all_working_areas(target); @@ -1549,7 +1550,7 @@ static int lpc2900_erase_check(struct flash_bank *bank) for (sector = 0; sector < bank->num_sectors; sector++) { uint32_t signature[4]; status = lpc2900_run_bist128(bank, bank->sectors[sector].offset, - bank->sectors[sector].offset + (bank->sectors[sector].size - 1), &signature); + bank->sectors[sector].offset + (bank->sectors[sector].size - 1), signature); if (status != ERROR_OK) return status; -- 2.39.5