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| author | Christian Starkjohann <cs+github@obdev.at> | 2017-01-24 23:33:12 +0100 |
|---|---|---|
| committer | Christian Starkjohann <cs+github@obdev.at> | 2017-01-24 23:33:12 +0100 |
| commit | 672c6fdb930ca73ff37ab13ca8ca66700467980d (patch) | |
| tree | 37fd33f198d7330c490c813c149b004690a7f610 | |
| parent | 4658fc9b4759bf70abd0c4eba1c4c6faa6f9b0ff (diff) | |
| download | v-usb-672c6fdb930ca73ff37ab13ca8ca66700467980d.tar.gz v-usb-672c6fdb930ca73ff37ab13ca8ca66700467980d.tar.bz2 v-usb-672c6fdb930ca73ff37ab13ca8ca66700467980d.zip | |
Made `usbMsgFlags` public.
Users can set it to `USB_FLG_MSGPTR_IS_ROM` and set `usbMsgPtr` to a flash memory address.
| -rw-r--r-- | usbdrv/usbdrv.c | 3 | ||||
| -rw-r--r-- | usbdrv/usbdrv.h | 9 |
2 files changed, 10 insertions, 2 deletions
diff --git a/usbdrv/usbdrv.c b/usbdrv/usbdrv.c index c5bb664..44c9c3f 100644 --- a/usbdrv/usbdrv.c +++ b/usbdrv/usbdrv.c @@ -45,9 +45,8 @@ uchar usbCurrentDataToken;/* when we check data toggling to ignore duplica /* USB status registers / not shared with asm code */ usbMsgPtr_t usbMsgPtr; /* data to transmit next -- ROM or RAM address */ static usbMsgLen_t usbMsgLen = USB_NO_MSG; /* remaining number of bytes */ -static uchar usbMsgFlags; /* flag values see below */ +uchar usbMsgFlags; /* flag values see USB_FLG_* */ -#define USB_FLG_MSGPTR_IS_ROM (1<<6) #define USB_FLG_USE_USER_RW (1<<7) /* diff --git a/usbdrv/usbdrv.h b/usbdrv/usbdrv.h index 113854e..f094120 100644 --- a/usbdrv/usbdrv.h +++ b/usbdrv/usbdrv.h @@ -208,6 +208,15 @@ extern usbMsgPtr_t usbMsgPtr; * implementation of usbFunctionWrite(). It is also used internally by the * driver for standard control requests. */ + +extern uchar usbMsgFlags; /* flag values see USB_FLG_* */ +/* Can be set to `USB_FLG_MSGPTR_IS_ROM` in `usbFunctionSetup()` or + * `usbFunctionDescriptor()` if `usbMsgPtr` has been set to a flash memory + * address. + */ + +#define USB_FLG_MSGPTR_IS_ROM (1<<6) + USB_PUBLIC usbMsgLen_t usbFunctionSetup(uchar data[8]); /* This function is called when the driver receives a SETUP transaction from * the host which is not answered by the driver itself (in practice: class and |