diff options
Diffstat (limited to 'ao_usb.c')
| -rw-r--r-- | ao_usb.c | 32 |
1 files changed, 16 insertions, 16 deletions
@@ -34,8 +34,8 @@ struct ao_task __xdata ao_usb_task; static __xdata uint16_t ao_usb_in_bytes; static __xdata uint16_t ao_usb_out_bytes; -static __data uint8_t ao_usb_iif; -static __data uint8_t ao_usb_oif; +static __xdata uint8_t ao_usb_iif; +static __xdata uint8_t ao_usb_oif; /* This interrupt is shared with port 2, * so when we hook that up, fix this @@ -67,20 +67,20 @@ struct ao_usb_setup { uint16_t length; } __xdata ao_usb_setup; -__data uint8_t ao_usb_ep0_state; -uint8_t * __data ao_usb_ep0_in_data; -__data uint8_t ao_usb_ep0_in_len; +__xdata uint8_t ao_usb_ep0_state; +uint8_t * __xdata ao_usb_ep0_in_data; +__xdata uint8_t ao_usb_ep0_in_len; __xdata uint8_t ao_usb_ep0_in_buf[2]; -__data uint8_t ao_usb_ep0_out_len; +__xdata uint8_t ao_usb_ep0_out_len; __xdata uint8_t *__data ao_usb_ep0_out_data; -__data uint8_t ao_usb_configuration; +__xdata uint8_t ao_usb_configuration; /* Send an IN data packet */ static void ao_usb_ep0_flush(void) { - uint8_t this_len; - uint8_t cs0; + __xdata uint8_t this_len; + __xdata uint8_t cs0; USBINDEX = 0; cs0 = USBCS0; @@ -120,7 +120,7 @@ struct ao_usb_line_coding { uint8_t data_bits; } ; -static struct ao_usb_line_coding ao_usb_line_coding = {115200, 0, 0, 8}; +__xdata static struct ao_usb_line_coding ao_usb_line_coding = {115200, 0, 0, 8}; /* USB descriptors in one giant block of bytes */ static const uint8_t ao_usb_descriptors [] = @@ -252,9 +252,9 @@ static const uint8_t ao_usb_descriptors [] = static void ao_usb_get_descriptor(uint16_t value) { - const uint8_t *descriptor; - uint8_t type = value >> 8; - uint8_t index = value; + const uint8_t *__xdata descriptor; + __xdata uint8_t type = value >> 8; + __xdata uint8_t index = value; descriptor = ao_usb_descriptors; while (descriptor[0] != 0) { @@ -275,7 +275,7 @@ ao_usb_get_descriptor(uint16_t value) static void ao_usb_ep0_fill(void) { - uint8_t len; + __xdata uint8_t len; USBINDEX = 0; len = USBCNT0; @@ -417,7 +417,7 @@ ao_usb_ep0_setup(void) static void ao_usb_ep0(void) { - uint8_t cs0; + __xdata uint8_t cs0; ao_usb_ep0_state = AO_USB_EP0_IDLE; for (;;) { @@ -493,7 +493,7 @@ ao_usb_putchar(uint8_t c) __critical uint8_t ao_usb_getchar(void) __critical { - uint8_t c; + __xdata uint8_t c; while (ao_usb_out_bytes == 0) { for (;;) { USBINDEX = AO_USB_OUT_EP; |