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| author | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2014-02-09 23:35:39 +0200 |
|---|---|---|
| committer | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2014-02-12 21:55:56 +0100 |
| commit | 8cde852ecf4dced16b342a2da31990e0caf8b92b (patch) | |
| tree | f37df8457d5f2ccaca2ca959f41e2c2f45094c54 /src/drivers/usb/ehci_debug.h | |
| parent | 411bf97c22dde9943b892a0969470d8b07b23e27 (diff) | |
| download | coreboot-8cde852ecf4dced16b342a2da31990e0caf8b92b.tar.xz | |
usbdebug: Split to USB host/device
Top-level interface to console over USB mut not require low-level
details of ECHI debug port internals.
Change-Id: If3ca3b1f479e3f20976cd4abd8f5e682a58d5650
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/5197
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@google.com>
Diffstat (limited to 'src/drivers/usb/ehci_debug.h')
| -rw-r--r-- | src/drivers/usb/ehci_debug.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/drivers/usb/ehci_debug.h b/src/drivers/usb/ehci_debug.h index 462eb233cc..7cfac011e1 100644 --- a/src/drivers/usb/ehci_debug.h +++ b/src/drivers/usb/ehci_debug.h @@ -27,4 +27,26 @@ void usbdebug_disable(void); void ehci_debug_hw_enable(void); void ehci_debug_select_port(unsigned int port); + +#define DBGP_EP_VALID (1<<0) +#define DBGP_EP_ENABLED (1<<1) +#define DBGP_EP_BUSY (1<<2) +#define DBGP_EP_STATMASK (DBGP_EP_VALID | DBGP_EP_ENABLED) + +struct dbgp_pipe +{ + u8 devnum; + u8 endpoint; + u8 pid; + u8 status; + int timeout; + + u8 bufidx; + u8 buflen; + char buf[8]; +}; + +void dbgp_put(struct dbgp_pipe *pipe); +int dbgp_try_get(struct dbgp_pipe *pipe); + #endif /* _EHCI_DEBUG_H_ */ |