SashegDev
10 lines
428 B
C
10 lines
428 B
C
/* hello guest: proves qemu cortex-a7 pipeline on zern. virt UART0 0x09000000. */
|
|
#define UART0 ((volatile unsigned int *)0x09000000)
|
|
static void uart_putc(char c) { *UART0 = (unsigned int)c; }
|
|
static void uart_puts(const char *s) { while (*s) uart_putc(*s++); }
|
|
void main(void) {
|
|
uart_puts("SAIMAA-STUB: cortex-a7 alive, RAM ok\r\n");
|
|
uart_puts("SAIMAA-STUB: next -> PBL reads SBL1 LBA 90112\r\n");
|
|
while (1) { }
|
|
}
|