include/asm-ppc/platforms/

[Tom Rini]

On Thu, Nov 29, 2001 at 10:48:46PM +1100, Paul Mackerras wrote:

> The only reason for having include/asm-ppc/platforms under
> include/asm-ppc is so that serial.h can include the right
> blah_serial.h file.  We can get around that by using
> early_serial_setup except that that doesn't work if the serial driver
> is built as a module.  The boot stuff also needs to get at the first
> serial port but we can manage that by requiring the platform.h file to
> define e.g. BOOT_SERIAL_ADDRESS, BOOT_SERIAL_REG_SHIFT, etc., if it
> wants to use a serial port in the boot wrapper.  The boot wrapper code
> then just does #include <platform.h>.

What would <asm/serial.h> contain here?  Keep in mind that some ports
'just work' with the default <asm/serial.h>.

> Alternatively we can add a -Iarch/$(ARCH) flag for cc and put
> platform.h in arch/ppc and the platform headers in
> arch/ppc/platforms.  This is Keith's preferred solution and it feels
> right to me too.

This would probably be better.

--
Tom Rini (TR1265)
http://gate.crashing.org/~trini/

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