diff options
Diffstat (limited to 'it87spi.c')
| -rw-r--r-- | it87spi.c | 36 |
1 files changed, 9 insertions, 27 deletions
@@ -248,32 +248,6 @@ static int it8716f_spi_page_program(struct flashchip *flash, int block, uint8_t } /* - * Program chip using firmware cycle byte programming. (SLOW!) - * This is for chips which can only handle one byte writes - * and for chips where memory mapped programming is impossible due to - * size constraints in IT87* (over 512 kB) - */ -int it8716f_spi_chip_write_1(struct flashchip *flash, uint8_t *buf) -{ - int total_size = 1024 * flash->total_size; - int i; - int result; - - fast_spi = 0; - - spi_disable_blockprotect(); - for (i = 0; i < total_size; i++) { - result = spi_byte_program(i, buf[i]); - while (spi_read_status_register() & JEDEC_RDSR_BIT_WIP) - programmer_delay(10); - } - /* resume normal ops... */ - OUTB(0x20, it8716f_flashport); - - return 0; -} - -/* * IT8716F only allows maximum of 512 kb SPI mapped to LPC memory cycles * Need to read this big flash using firmware cycles 3 byte at a time. */ @@ -301,8 +275,16 @@ int it8716f_spi_chip_write_256(struct flashchip *flash, uint8_t *buf) * mapped access. */ if ((programmer == PROGRAMMER_IT87SPI) || (total_size > 512 * 1024)) { - it8716f_spi_chip_write_1(flash, buf); + spi_chip_write_1(flash, buf); } else { + spi_disable_blockprotect(); + /* Erase first */ + printf("Erasing flash before programming... "); + if (flash->erase(flash)) { + fprintf(stderr, "ERASE FAILED!\n"); + return -1; + } + printf("done.\n"); for (i = 0; i < total_size / 256; i++) { it8716f_spi_page_program(flash, i, buf); } |
