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liblitesdcard/[spi]sdcard: avoid redundant (re-)initialization

This commit is contained in:
Gabriel Somlo 2020-06-17 17:21:33 -04:00
parent aa0cd21378
commit 9ad45a6932
2 changed files with 6 additions and 3 deletions
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3
litex/soc/software/liblitesdcard/sdcard.c
View File

@ -728,7 +728,8 @@ DSTATUS disk_status(uint8_t drv) {
DSTATUS disk_initialize(uint8_t drv) {
if (drv) return STA_NOINIT;
sdcardstatus = sdcard_init() ? 0 : STA_NOINIT;
if (sdcardstatus)
sdcardstatus = sdcard_init() ? 0 : STA_NOINIT;
return sdcardstatus;
}

6
litex/soc/software/liblitesdcard/spisdcard.c
View File

@ -277,8 +277,10 @@ DSTATUS disk_status(uint8_t drv) {
DSTATUS disk_initialize(uint8_t drv) {
if (drv) return STA_NOINIT;
spisdcardstatus = spisdcard_init() ? 0 : STA_NOINIT;
spisdcard_deselect();
if (spisdcardstatus) {
spisdcardstatus = spisdcard_init() ? 0 : STA_NOINIT;
spisdcard_deselect();
}
return spisdcardstatus;
}