[PATCH] drivers: char: hvc: add arm JTAG DCC console support

2010-11-30 Thread Daniel Walker
This driver adds a basic console that uses the arm JTAG DCC to transfer data back and forth. It has support for ARMv6 and ARMv7. This console is created under the HVC driver, and should be named /dev/hvcX (or /dev/hvc0 for example). Cc: Tony Lindgren Cc: Arnd Bergmann Cc: Nicolas Pitre Cc: Gre

Re: [PATCH] drivers: char: hvc: add arm JTAG DCC console support

2010-11-30 Thread Nicolas Pitre
On Tue, 30 Nov 2010, Daniel Walker wrote: > This driver adds a basic console that uses the arm JTAG > DCC to transfer data back and forth. It has support for > ARMv6 and ARMv7. > > This console is created under the HVC driver, and should be named > /dev/hvcX (or /dev/hvc0 for example). > > Cc: T

Re: [PATCH] drivers: char: hvc: add arm JTAG DCC console support

2010-11-30 Thread Arnd Bergmann
On Tuesday 30 November 2010, Nicolas Pitre wrote: > > Cc: Tony Lindgren > > Cc: Arnd Bergmann > > Cc: Nicolas Pitre > > Cc: Greg Kroah-Hartman > > Cc: Mike Frysinger > > Signed-off-by: Daniel Walker > > Acked-by: Nicolas Pitre Acked-by: Arnd Bergmann > This doesn't support both ARMv6 and

Re: [PATCH] drivers: char: hvc: add arm JTAG DCC console support

2010-11-30 Thread Stephen Boyd
On 11/30/2010 11:25 AM, Daniel Walker wrote: > @@ -682,6 +682,15 @@ config HVC_UDBG > select HVC_DRIVER > default n > > +config HVC_DCC > + bool "ARM JTAG DCC console" > + depends on ARM > + select HVC_DRIVER > + help > + This console uses the JTAG

Re: [PATCH] drivers: char: hvc: add arm JTAG DCC console support

2010-12-01 Thread Daniel Walker
On Tue, 2010-11-30 at 21:30 -0800, Stephen Boyd wrote: > On 11/30/2010 11:25 AM, Daniel Walker wrote: > > @@ -682,6 +682,15 @@ config HVC_UDBG > > select HVC_DRIVER > > default n > > > > +config HVC_DCC > > + bool "ARM JTAG DCC console" > > + depends on ARM > > +

Re: [PATCH] drivers: char: hvc: add arm JTAG DCC console support

2010-12-01 Thread Greg KH
On Wed, Dec 01, 2010 at 10:54:56AM -0800, Daniel Walker wrote: > On Tue, 2010-11-30 at 21:30 -0800, Stephen Boyd wrote: > > On 11/30/2010 11:25 AM, Daniel Walker wrote: > > > @@ -682,6 +682,15 @@ config HVC_UDBG > > > select HVC_DRIVER > > > default n > > > > > > +config HVC_DCC >

Re: [PATCH] drivers: char: hvc: add arm JTAG DCC console support

2010-12-01 Thread Stephen Boyd
On 12/01/2010 10:54 AM, Daniel Walker wrote: > Are you talking about __dcc_getstatus only? I don't think adding > volatile is going to hurt anything, if not having it causes problems. > Just marking __dcc_getstatus volatile gives me 0038 : 38: ee10fe11mrc 14, 0, pc, cr0, cr1,

Re: [PATCH] drivers: char: hvc: add arm JTAG DCC console support

2010-12-07 Thread Stephen Boyd
On 12/01/2010 12:20 PM, Stephen Boyd wrote: > Definitely for TX since it seems like a redundant loop, but I agree RX > code has changed. Instead of > > If RX buffer full > Poll for RX buffer full > Read character from RX buffer > > we would have > > If RX buffer full > Read character from RX buffer

Re: [PATCH] drivers: char: hvc: add arm JTAG DCC console support

2011-01-14 Thread Tony Lindgren
* Stephen Boyd [101207 11:00]: > On 12/01/2010 12:20 PM, Stephen Boyd wrote: > > Definitely for TX since it seems like a redundant loop, but I agree RX > > code has changed. Instead of > > > > If RX buffer full > > Poll for RX buffer full > > Read character from RX buffer > > > > we would have > >

Re: [PATCH] drivers: char: hvc: add arm JTAG DCC console support

2011-01-14 Thread Stephen Boyd
On 01/14/2011 11:19 AM, Tony Lindgren wrote: > * Stephen Boyd [101207 11:00]: >> On 12/01/2010 12:20 PM, Stephen Boyd wrote: >>> Definitely for TX since it seems like a redundant loop, but I agree RX >>> code has changed. Instead of >>> >>> If RX buffer full >>> Poll for RX buffer full >>> Read ch

Re: [PATCH] drivers: char: hvc: add arm JTAG DCC console support

2011-04-07 Thread RONETIX - Asen Dimov
Hello, On 11/30/2010 09:25 PM, Daniel Walker wrote: This driver adds a basic console that uses the arm JTAG DCC to transfer data back and forth. It has support for ARMv6 and ARMv7. This console is created under the HVC driver, and should be named /dev/hvcX (or /dev/hvc0 for example). Cc: Tony

Re: [PATCH] drivers: char: hvc: add arm JTAG DCC console support

2011-04-07 Thread Mike Frysinger
On Thu, Apr 7, 2011 at 14:39, RONETIX - Asen Dimov wrote: > On 11/30/2010 09:25 PM, Daniel Walker wrote: >> This driver adds a basic console that uses the arm JTAG >> DCC to transfer data back and forth. It has support for >> ARMv6 and ARMv7. >> >> This console is created under the HVC driver, and

Re: [PATCH] drivers: char: hvc: add arm JTAG DCC console support

2020-01-31 Thread reinaldo rojas
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