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MPC8xxx: Define cache ops for USB

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This patch conditionally defines flush_dcache_range() and
invalidate_dcache_range() on MPC8xxx, to avoid EHCI complaining,
resulting in the following output:

$ ARCH=powerpc CROSS_COMPILE=powerpc-linux-gnu- ./MAKEALL MPC8572DS
Configuring for MPC8572DS board...
make: *** [u-boot] Error 1
powerpc-linux-gnu-size: './u-boot': No such file
e1000.c: In function ‘e1000_initialize’:
e1000.c:5264:13: warning: assignment from incompatible pointer type [enabled by default]
tsec.c: In function ‘tsec_initialize’:
tsec.c:638:12: warning: assignment from incompatible pointer type [enabled by default]
drivers/usb/host/libusb_host.o: In function `ehci_td_buffer':
/home/marex/U-Boot/u-boot-imx/drivers/usb/host/ehci-hcd.c:186: undefined reference to `flush_dcache_range'
drivers/usb/host/libusb_host.o: In function `ehci_submit_async':
/home/marex/U-Boot/u-boot-imx/drivers/usb/host/ehci-hcd.c:346: undefined reference to `flush_dcache_range'
/home/marex/U-Boot/u-boot-imx/drivers/usb/host/ehci-hcd.c:348: undefined reference to `flush_dcache_range'
/home/marex/U-Boot/u-boot-imx/drivers/usb/host/ehci-hcd.c:349: undefined reference to `flush_dcache_range'
/home/marex/U-Boot/u-boot-imx/drivers/usb/host/ehci-hcd.c:372: undefined reference to `invalidate_dcache_range'
/home/marex/U-Boot/u-boot-imx/drivers/usb/host/ehci-hcd.c:374: undefined reference to `invalidate_dcache_range'
/home/marex/U-Boot/u-boot-imx/drivers/usb/host/ehci-hcd.c:376: undefined reference to `invalidate_dcache_range'
/home/marex/U-Boot/u-boot-imx/drivers/usb/host/ehci-hcd.c:386: undefined reference to `invalidate_dcache_range'
make: *** [u-boot] Error 1

--------------------- SUMMARY ----------------------------
Boards compiled: 1
Boards with errors: 1 ( MPC8572DS )
----------------------------------------------------------

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Anatolij Gustschin <agust@denx.de>
This commit is contained in:
Marek Vasut 2012-05-25 16:14:46 +02:00 committed by Wolfgang Denk
parent 4398d55991
commit 25315683fd
6 changed files with 108 additions and 0 deletions
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3
arch/powerpc/cpu/mpc512x/Makefile
View file

@ -41,6 +41,9 @@ COBJS-$(CONFIG_CMD_IDE) += ide.o
COBJS-$(CONFIG_IIM) += iim.o
COBJS-$(CONFIG_PCI) += pci.o
# Stub implementations of cache management functions for USB
COBJS-$(CONFIG_USB_EHCI) += cache.o
COBJS := $(COBJS-y)
SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))

33
arch/powerpc/cpu/mpc512x/cache.c Normal file
View file

@ -0,0 +1,33 @@
/*
* Copyright (C) 2012 Marek Vasut <marex@denx.de>
*
* This file contains stub implementation of
* invalidate_dcache_range()
* flush_dcache_range()
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
void invalidate_dcache_range(unsigned long start, unsigned long stop)
{
}
void flush_dcache_range(unsigned long start, unsigned long stop)
{
}

3
arch/powerpc/cpu/mpc83xx/Makefile
View file

@ -41,6 +41,9 @@ COBJS-$(CONFIG_PCI) += pci.o
COBJS-$(CONFIG_PCIE) += pcie.o
COBJS-$(CONFIG_OF_LIBFDT) += fdt.o
# Stub implementations of cache management functions for USB
COBJS-$(CONFIG_USB_EHCI) += cache.o
ifdef CONFIG_FSL_DDR2
COBJS_LN-$(CONFIG_MPC8349) += ddr-gen2.o
else

33
arch/powerpc/cpu/mpc83xx/cache.c Normal file
View file

@ -0,0 +1,33 @@
/*
* Copyright (C) 2012 Marek Vasut <marex@denx.de>
*
* This file contains stub implementation of
* invalidate_dcache_range()
* flush_dcache_range()
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
void invalidate_dcache_range(unsigned long start, unsigned long stop)
{
}
void flush_dcache_range(unsigned long start, unsigned long stop)
{
}

3
arch/powerpc/cpu/mpc85xx/Makefile
View file

@ -129,6 +129,9 @@ COBJS += speed.o
COBJS += tlb.o
COBJS += traps.o
# Stub implementations of cache management functions for USB
COBJS-$(CONFIG_USB_EHCI) += cache.o
SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
START := $(addprefix $(obj),$(START))

33
arch/powerpc/cpu/mpc85xx/cache.c Normal file
View file

@ -0,0 +1,33 @@
/*
* Copyright (C) 2012 Marek Vasut <marex@denx.de>
*
* This file contains stub implementation of
* invalidate_dcache_range()
* flush_dcache_range()
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
void invalidate_dcache_range(unsigned long start, unsigned long stop)
{
}
void flush_dcache_range(unsigned long start, unsigned long stop)
{
}