diff options
Diffstat (limited to 'spi25.c')
-rw-r--r-- | spi25.c | 47 |
1 files changed, 47 insertions, 0 deletions
@@ -487,6 +487,43 @@ int spi_chip_erase_60(struct flashctx *flash) return 0; } +int spi_chip_erase_62(struct flashctx *flash) +{ + int result; + struct spi_command cmds[] = { + { + .writecnt = JEDEC_WREN_OUTSIZE, + .writearr = (const unsigned char[]){ JEDEC_WREN }, + .readcnt = 0, + .readarr = NULL, + }, { + .writecnt = JEDEC_CE_62_OUTSIZE, + .writearr = (const unsigned char[]){ JEDEC_CE_62 }, + .readcnt = 0, + .readarr = NULL, + }, { + .writecnt = 0, + .writearr = NULL, + .readcnt = 0, + .readarr = NULL, + }}; + + result = spi_send_multicommand(flash, cmds); + if (result) { + msg_cerr("%s failed during command execution\n", + __func__); + return result; + } + /* Wait until the Write-In-Progress bit is cleared. + * This usually takes 2-5 s, so wait in 100 ms steps. + */ + /* FIXME: We assume spi_read_status_register will never fail. */ + while (spi_read_status_register(flash) & SPI_SR_WIP) + programmer_delay(100 * 1000); + /* FIXME: Check the status register for errors. */ + return 0; +} + int spi_chip_erase_c7(struct flashctx *flash) { int result; @@ -711,6 +748,16 @@ int spi_block_erase_60(struct flashctx *flash, unsigned int addr, return spi_chip_erase_60(flash); } +int spi_block_erase_62(struct flashctx *flash, unsigned int addr, unsigned int blocklen) +{ + if ((addr != 0) || (blocklen != flash->chip->total_size * 1024)) { + msg_cerr("%s called with incorrect arguments\n", + __func__); + return -1; + } + return spi_chip_erase_62(flash); +} + int spi_block_erase_c7(struct flashctx *flash, unsigned int addr, unsigned int blocklen) { |