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Commit 17c5c209 authored by Grant Likely's avatar Grant Likely
Browse files

[POWERPC] Uartlite: bootwrapper bug fix, getc loops forever 



Fixes inverted logic in uartlite_getc

Signed-off-by: default avatarGrant Likely <grant.likely@secretlab.ca>
parent 4c3d514d

arch/powerpc/boot/uartlite.c

+2 −2
Original line number Diff line number Diff line
@@ -45,8 +45,8 @@ static void uartlite_putc(unsigned char c) 


static unsigned char uartlite_getc(void)

{

	u32 reg = ULITE_STATUS_RXVALID;

	while (reg & ULITE_STATUS_RXVALID) /* spin on RXVALID bit */

	u32 reg = 0;

	while (!(reg & ULITE_STATUS_RXVALID)) /* spin waiting for RXVALID bit */

		reg = in_be32(reg_base + ULITE_STATUS);

	return in_be32(reg_base + ULITE_RX);

}