Working SDHOST/FatFS, boot partition mounts, some other minor fixes too.
[rpi-open-firmware.git] / arm_chainloader / drivers / uart.c
1 #include <hardware.h>
2
3 void uart_putc(unsigned int ch)
4 {
5 while(1) {
6 if (mmio_read32(AUX_MU_LSR_REG) & 0x20)
7 break;
8 }
9 mmio_write32(AUX_MU_IO_REG, ch);
10 }
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