lewurm

on arm (mini:main.c):

    /* ... mini code */
        gecko_printf("Going into IPC mainloop...\n");

        u32 time = read32(HW_TIMER);
        u8 iii=10;
        while(iii--) {
                write32(HW_TIMER, 0);
                s32 ii;
                for(ii=0; ii<60000; ii++){
                        (void) read32(0xd050018); //ohci hcca
                }
                u32 tmp1 = read32(HW_TIMER);
                gecko_printf("timer read(@arm): 0x%08X\n", tmp1);
        }
        iii=10;
        while(iii--) {
                write32(HW_TIMER, 0);
                s32 ii;
                for(ii=0; ii<60000; ii++){
                        //(void) write32(AES_CMD, 0); //aes
                        (void) write32(0xd050018, ii); //ohci hcca
                }
                u32 tmp1 = read32(HW_TIMER);
                gecko_printf("timer write(@arm): 0x%08X\n", tmp1);
        }

        //don't confuse gecko_timer -> restore HW_TIMER
        write32(HW_TIMER, time);



        vector = ipc_process_slow();
    /* mini code ... */


usbgecko output this:
timer read(@arm): 0x0000B96B
timer read(@arm): 0x0000B965
timer read(@arm): 0x0000B965
timer read(@arm): 0x0000B965
timer read(@arm): 0x0000B964
timer read(@arm): 0x0000B965
timer read(@arm): 0x0000B965
timer read(@arm): 0x0000B964
timer read(@arm): 0x0000B965
timer read(@arm): 0x0000B965
timer write(@arm): 0x0000B965
timer write(@arm): 0x0000B965
timer write(@arm): 0x0000B965
timer write(@arm): 0x0000B965
timer write(@arm): 0x0000B965
timer write(@arm): 0x0000B965
timer write(@arm): 0x0000B965
timer write(@arm): 0x0000B965
timer write(@arm): 0x0000B965
timer write(@arm): 0x0000B965




on ppc (ppcskel:main.c):
#define HW_TIMER (0xd800000 + 0x010)
    u32 time = read32(HW_TIMER);

    u8 iii=10;
    while(iii--) {
        write32(HW_TIMER, 0);
        s32 ii;
        for(ii=0; ii<60000; ii++){
            (void) read32(0xd050018); //ohci hcca
        }
        u32 tmp1 = read32(HW_TIMER);
        printf("timer read(@ppc): 0x%08X\n", tmp1);
    }

    iii=10;
    while(iii--) {
        write32(HW_TIMER, 0);
        s32 ii;
        for(ii=0; ii<60000; ii++){
            (void) write32(0xd050018, ii); //ohci hcca
        }
        u32 tmp1 = read32(HW_TIMER);
        printf("timer write(@ppc): 0x%08X\n", tmp1);
    }

    //don't confuse gecko_timer -> restore HW_TIMER
    write32(0xd800000 + 0x010, time);



usbgecko output this:
timer read(@ppc): 0x0000B965
timer read(@ppc): 0x0000B965
timer read(@ppc): 0x0000B964
timer read(@ppc): 0x0000B965
timer read(@ppc): 0x0000B965
timer read(@ppc): 0x0000B965
timer read(@ppc): 0x0000B965
timer read(@ppc): 0x0000B964
timer read(@ppc): 0x0000B965
timer read(@ppc): 0x0000B965
timer write(@ppc): 0x0000B965
timer write(@ppc): 0x0000B965
timer write(@ppc): 0x0000B965
timer write(@ppc): 0x0000B965
timer write(@ppc): 0x0000B964
timer write(@ppc): 0x0000B964
timer write(@ppc): 0x0000B964
timer write(@ppc): 0x0000B964
timer write(@ppc): 0x0000B964
timer write(@ppc): 0x0000B964