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Merge pull request #1977 from SummerGGift/sfud

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[component][sfud]: fix bug when probe device more than once
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Bernard Xiong 2018-11-14 19:23:41 +08:00 committed by GitHub
commit 45960a8d14
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1 changed files with 7 additions and 4 deletions
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11
components/drivers/spi/spi_flash_sfud.c
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@ -402,14 +402,17 @@ static void sf(uint8_t argc, char **argv) {
} else { } else {
char *spi_dev_name = argv[2]; char *spi_dev_name = argv[2];
rtt_dev_bak = rtt_dev; rtt_dev_bak = rtt_dev;
/* delete the old SPI flash device */
if(rtt_dev_bak) {
rt_sfud_flash_delete(rtt_dev_bak);
}
rtt_dev = rt_sfud_flash_probe("sf_cmd", spi_dev_name); rtt_dev = rt_sfud_flash_probe("sf_cmd", spi_dev_name);
if (!rtt_dev) { if (!rtt_dev) {
return; return;
} }
/* already probe then delete the old SPI flash device */
if(rtt_dev_bak) {
rt_sfud_flash_delete(rtt_dev_bak);
}
sfud_dev = (sfud_flash_t)rtt_dev->user_data; sfud_dev = (sfud_flash_t)rtt_dev->user_data;
if (sfud_dev->chip.capacity < 1024 * 1024) { if (sfud_dev->chip.capacity < 1024 * 1024) {
rt_kprintf("%d KB %s is current selected device.\n", sfud_dev->chip.capacity / 1024, sfud_dev->name); rt_kprintf("%d KB %s is current selected device.\n", sfud_dev->chip.capacity / 1024, sfud_dev->name);