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Annotation of qemu/roms/openbios/utils/ofclient/of1275_io.c, revision 1.1

1.1     ! root        1: #include "of1275.h"
        !             2: 
        !             3: static int of_write_initialized = 0;
        !             4: static int stdout_ihandle = 0;
        !             5: static int of_read_initialized = 0;
        !             6: static int stdin_ihandle = 0;
        !             7: 
        !             8: int write(int fd, char *buf, int len)
        !             9: {
        !            10:        int actual;
        !            11: 
        !            12:        if (fd != 1 && fd != 2) {
        !            13:                // printk("write: bad id %x\n", fd);
        !            14:                exit(1);
        !            15:        }
        !            16: 
        !            17:        if (!of_write_initialized) {
        !            18:                stdout_ihandle =
        !            19:                    of_find_integer_property("/chosen", "stdout");
        !            20:                // printk("stdout_ihandle: %x\n",stdout_ihandle);
        !            21:                of_write_initialized = 1;
        !            22:        }
        !            23: 
        !            24:        of1275_write(stdout_ihandle, buf, len, &actual);
        !            25:        return actual;
        !            26: }
        !            27: 
        !            28: int read(int fd, char *buf, int len)
        !            29: {
        !            30:        int actual;
        !            31: 
        !            32:        if (fd != 0) {
        !            33:                // printk("write: bad id %x\n", fd);
        !            34:                exit(1);
        !            35:        }
        !            36: 
        !            37:        if (!of_read_initialized) {
        !            38:                stdin_ihandle =
        !            39:                    of_find_integer_property("/chosen", "stdin");
        !            40:                of_read_initialized = 1;
        !            41:        }
        !            42: 
        !            43:        of1275_read(stdin_ihandle, buf, len, &actual);
        !            44:        return actual;
        !            45: }
        !            46: 
        !            47: exit(int status)
        !            48: {
        !            49:        of1275_exit(status);
        !            50:        while (1);
        !            51: }

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