diff options
| author | Sven Schnelle <svens@stackframe.org> | 2012-07-26 14:31:40 +0200 |
|---|---|---|
| committer | Patrick Georgi <patrick@georgi-clan.de> | 2012-07-26 15:52:00 +0200 |
| commit | 82704c63b98202fe2a24032697369cd190202d3f (patch) | |
| tree | e1893f92423bd4e4c111fb57fe54429327dbf9cb /src/include | |
| parent | 0b7b7b6334de592b82d36ee47bc25b1b72043681 (diff) | |
USBDEBUG: buffer up to 8 bytes
EHCI debug allows to send message with 8 bytes length, but
we're only sending one byte in each transaction. Buffer up
to 8 bytes to speed up debug output.
Change-Id: I9dbb406833c4966c3afbd610e1b13a8fa3d62f39
Signed-off-by: Sven Schnelle <svens@stackframe.org>
Reviewed-on: http://review.coreboot.org/1357
Tested-by: build bot (Jenkins)
Reviewed-by: Nico Huber <nico.huber@secunet.com>
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/usbdebug.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/include/usbdebug.h b/src/include/usbdebug.h index a7ab21fd27..8caf361f90 100644 --- a/src/include/usbdebug.h +++ b/src/include/usbdebug.h @@ -30,6 +30,8 @@ struct ehci_debug_info { u32 devnum; u32 endpoint_out; u32 endpoint_in; + char buf[8]; + u8 bufidx; }; #ifndef __ROMCC__ @@ -41,7 +43,8 @@ void set_ehci_debug(unsigned ehci_debug); unsigned get_ehci_debug(void); void set_debug_port(unsigned port); int early_usbdebug_init(void); -void usbdebug_tx_byte(unsigned char data); +void usbdebug_tx_byte(struct ehci_debug_info *info, unsigned char data); +void usbdebug_tx_flush(struct ehci_debug_info *info); int usbdebug_init(unsigned ehci_bar, unsigned offset, struct ehci_debug_info *info); #endif #endif |