[poky] [PATCH 01/25] xilinx-kernel: bbclass to handle linux kernel hw/sw integration
Adrian Alonso
aalonso at secretlab.ca
Mon Jan 17 12:29:14 PST 2011
* This class handles the Xilinx hardware project
introinspection for exporting the device-tree blob
to match hardware/software co-design in Xilinx FPGA's
* xilinx-bsp class delated to split the kernel/u-boot
hw/sw introinspection in two separate classes for easier
maintenance
Signed-off-by: Adrian Alonso <aalonso at secretlab.ca>
---
classes/xilinx-bsp.bbclass | 118 -----------------------------------------
classes/xilinx-kernel.bbclass | 57 ++++++++++++++++++++
2 files changed, 57 insertions(+), 118 deletions(-)
delete mode 100644 classes/xilinx-bsp.bbclass
create mode 100644 classes/xilinx-kernel.bbclass
diff --git a/classes/xilinx-bsp.bbclass b/classes/xilinx-bsp.bbclass
deleted file mode 100644
index ea8e0bf..0000000
--- a/classes/xilinx-bsp.bbclass
+++ /dev/null
@@ -1,118 +0,0 @@
-# Copyright (C) 2007, Stelios Koroneos - Digital OPSiS, All Rights Reserved
-# Copyright (C) 2010, Adrian Alonso <aalonso00 at gmail.com>
-# Released under the MIT license (see packages/COPYING)
-#
-#This class handles all the intricasies of getting the required files from the
-#ISE/EDK/project to the kernel and prepare the kernel for compilation.
-#The Xilinx EDK supports 2 different architectures : PowerPC (ppc 405,440) and Microblaze
-#Only the PowerPC BSP has been tested so far
-#For this to work correctly you need to add XILINX_BSP_PATH and XILINX_BOARD to your
-#local.conf
-#XILINX_BSP_PATH should have the complete path to your project dir
-#XILINX_BOARD should have the board type i.e ML403
-#
-#Currently tested on
-#Xilinx ML405
-#Xilinx ML507
-#More to come soon ;)
-
-def map_target(a, d):
- import re
- board = bb.data.getVar('XILINX_BOARD', d, 1)
- cpu = bb.data.getVar('TARGET_CPU', d, 1)
-
- if re.match('powerpc', a):
- return 'ppc' + cpu + '-' + board
- else:
- return 'system'
-
-def uboot_machine(a, d):
- import re
-
- board = bb.data.getVar('XILINX_BOARD', d, 1)
- if board in ['ml300', 'ml401', 'ml403', 'ml405', 'ml507', 'ml510']:
- if re.match('powerpc', a):
- if board == 'ml403':
- return 'ml401_config'
- elif board == 'ml510':
- return 'ml507_config'
- else:
- return board + '_config'
- else:
- return 'microblaze-generic_config'
-
-def uboot_target(a, d):
- import re
-
- board = bb.data.getVar('XILINX_BOARD', d, 1)
- target = bb.data.getVar('TARGET_CPU', d, 1) + '-generic'
- if board in ['ml300', 'ml401', 'ml403', 'ml405', 'ml507', 'ml510']:
- if re.match('powerpc', a):
- if board == 'ml403':
- return 'ml401'
- elif board == 'ml510':
- return 'ml507'
- else:
- return board
- else:
- return target
-
-do_configure_prepend() {
-#first check that the XILINX_BSP_PATH and XILINX_BOARD have been defined in local.conf
-#now depending on the board type and arch do what is nessesary
-if [ -n "${XILINX_BSP_PATH}" ]; then
- if [ -n "${XILINX_BOARD}" ]; then
- if [ -d "${S}/arch/${TARGET_ARCH}/boot" ]; then
- dts=`find "${XILINX_BSP_PATH}" -name *.dts -print`
- if [ -e "$dts" ]; then
- oenote "Replacing device tree to match hardware model"
- if [ "${TARGET_ARCH}" == "powerpc" ]; then
- cp -pP ${dts} ${S}/arch/powerpc/boot/dts/virtex${TARGET_BOARD}.dts
- else
- cp -pP ${dts} ${S}/arch/microblaze/platform/generic/${TARGET_BOARD}.dts
- fi
- else
- oefatal "No device tree found, missing hardware ref design?"
- exit 1
- fi
- elif [ -d "${S}/board/xilinx" ]; then
- oenote "Replacing xparameters header to match hardware model"
- if [ "${TARGET_ARCH}" == "powerpc" ]; then
- xparam="${XILINX_BSP_PATH}/ppc${TARGET_CPU}_0/include/xparameters.h"
- cpu="PPC`echo ${TARGET_CPU} | tr '[:lower:]' '[:upper:]'`"
- else
- xparam="${XILINX_BSP_PATH}/${TARGET_CPU}_0/include/xparameters.h"
- cpu=`echo ${TARGET_CPU} | tr '[:lower:]' '[:upper:]'`
- fi
- if [ -e "$xparam" ]; then
- cp ${xparam} ${S}/board/xilinx/${UBOOT_TARGET}
- echo "/*** Cannonical definitions ***/
-#define XPAR_PLB_CLOCK_FREQ_HZ XPAR_PROC_BUS_0_FREQ_HZ
-#define XPAR_CORE_CLOCK_FREQ_HZ XPAR_CPU_${cpu}_CORE_CLOCK_FREQ_HZ
-#ifndef XPAR_DDR2_SDRAM_MEM_BASEADDR
-# define XPAR_DDR2_SDRAM_MEM_BASEADDR XPAR_DDR_SDRAM_MPMC_BASEADDR
-#endif
-#define XPAR_PCI_0_CLOCK_FREQ_HZ 0" >> ${S}/board/xilinx/${UBOOT_TARGET}/xparameters.h
- else
- oefatal "No xparameters header file found, missing hardware ref design?"
- exit 1
- fi
- fi
- else
- oefatal "XILINX_BOARD not defined ! Exit"
- exit 1
- fi
-else
- oefatal "XILINX_BSP_PATH not defined ! Exit"
- exit 1
-fi
-}
-
-do_deploy_prepend() {
-# Install u-boot elf image
-if [ -d "${XILINX_BSP_PATH}" ]; then
- if [ -e "${S}/u-boot" ]; then
- install ${S}/u-boot ${XILINX_BSP_PATH}
- fi
-fi
-}
diff --git a/classes/xilinx-kernel.bbclass b/classes/xilinx-kernel.bbclass
new file mode 100644
index 0000000..decf570
--- /dev/null
+++ b/classes/xilinx-kernel.bbclass
@@ -0,0 +1,57 @@
+# Copyright (C) 2007, Stelios Koroneos - Digital OPSiS, All Rights Reserved
+# Copyright (C) 2010, Adrian Alonso <aalonso00 at gmail.com>
+# Released under the MIT license (see packages/COPYING)
+#
+#This class handles all the intricasies of getting the required files from the
+#ISE/EDK/project to the kernel and prepare the kernel for compilation.
+#The Xilinx EDK supports 2 different architectures : PowerPC (ppc 405,440) and Microblaze
+#Only the PowerPC BSP has been tested so far
+#For this to work correctly you need to add XILINX_BSP_PATH and XILINX_BOARD to your
+#local.conf
+#XILINX_BSP_PATH should have the complete path to your project dir
+#XILINX_BOARD should have the board type i.e ML403
+#
+#Currently tested on
+#Xilinx ML405
+#Xilinx ML507
+#More to come soon ;)
+
+def map_target(a, d):
+ import re
+ board = bb.data.getVar('XILINX_BOARD', d, 1)
+ cpu = bb.data.getVar('TARGET_CPU', d, 1)
+
+ if re.match('powerpc', a):
+ return cpu + '-' + board
+ else:
+ return 'system'
+
+
+do_configure_prepend() {
+#first check that the XILINX_BSP_PATH and XILINX_BOARD have been defined in local.conf
+#now depending on the board type and arch do what is nessesary
+if [ -n "${XILINX_BSP_PATH}" ]; then
+ if [ -n "${XILINX_BOARD}" ]; then
+ if [ -d "${S}/arch/${TARGET_ARCH}/boot" ]; then
+ dts=`find "${XILINX_BSP_PATH}" -name *.dts -print`
+ if [ -e "$dts" ]; then
+ oenote "Replacing device tree to match hardware model"
+ if [ "${TARGET_ARCH}" == "powerpc" ]; then
+ cp -pP ${dts} ${S}/arch/powerpc/boot/dts/virtex${TARGET_BOARD}.dts
+ else
+ cp -pP ${dts} ${S}/arch/microblaze/platform/generic/${TARGET_BOARD}.dts
+ fi
+ else
+ oefatal "No device tree found, missing hardware ref design?"
+ exit 1
+ fi
+ fi
+ else
+ oefatal "XILINX_BOARD not defined ! Exit"
+ exit 1
+ fi
+else
+ oefatal "XILINX_BSP_PATH not defined ! Exit"
+ exit 1
+fi
+}
--
1.7.3.4
More information about the poky
mailing list