avionic design with actual uboot and tooling

submodule of avionic design uboot bootloader and with included tools to
get you started , read readme.md and readme-tk1-loader.md

u-boot/board/xilinx/ppc440-generic/Kconfig

@@ -0,0 +1,12 @@
+if TARGET_XILINX_PPC440_GENERIC
+
+config SYS_BOARD
+	default "ppc440-generic"
+
+config SYS_VENDOR
+	default "xilinx"
+
+config SYS_CONFIG_NAME
+	default "xilinx-ppc440-generic"
+
+endif

u-boot/board/xilinx/ppc440-generic/MAINTAINERS

@@ -0,0 +1,7 @@
+PPC440-GENERIC BOARD
+M:	Ricardo Ribalda <ricardo.ribalda@gmail.com>
+S:	Maintained
+F:	board/xilinx/ppc440-generic/
+F:	include/configs/xilinx-ppc440-generic.h
+F:	configs/xilinx-ppc440-generic_defconfig
+F:	configs/xilinx-ppc440-generic_flash_defconfig

u-boot/board/xilinx/ppc440-generic/Makefile

@@ -0,0 +1,13 @@
+#
+# (C) Copyright 2000-2006
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# (C) Copyright 2008
+# Ricardo Ribalda-Universidad Autonoma de Madrid-ricardo.ribalda@gmail.com
+# Work supported by Qtechnology http://www.qtec.com
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+obj-y	+= xilinx_ppc440_generic.o
+extra-y += init.o

u-boot/board/xilinx/ppc440-generic/init.S

@@ -0,0 +1,34 @@
+/*
+ *  (C) Copyright 2008
+ *  Ricado Ribalda-Universidad Autonoma de Madrid-ricardo.ribalda@gmail.com
+ *  This work has been supported by: QTechnology  http://qtec.com/
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <ppc_asm.tmpl>
+#include <config.h>
+#include <asm/mmu.h>
+
+.section .bootpg,"ax"
+.globl tlbtab
+
+tlbtab:
+tlbtab_start
+tlbentry(0x00000000, SZ_256M, 0x00000000, 0, AC_R | AC_W | AC_X | SA_G | SA_I)
+tlbentry(0x10000000, SZ_256M, 0x10000000, 0, AC_R | AC_W | AC_X | SA_G | SA_I)
+tlbentry(0x20000000, SZ_256M, 0x20000000, 0, AC_R | AC_W | AC_X | SA_G | SA_I)
+tlbentry(0x30000000, SZ_256M, 0x30000000, 0, AC_R | AC_W | AC_X | SA_G | SA_I)
+tlbentry(0x40000000, SZ_256M, 0x40000000, 0, AC_R | AC_W | AC_X | SA_G | SA_I)
+tlbentry(0x50000000, SZ_256M, 0x50000000, 0, AC_R | AC_W | AC_X | SA_G | SA_I)
+tlbentry(0x60000000, SZ_256M, 0x60000000, 0, AC_R | AC_W | AC_X | SA_G | SA_I)
+tlbentry(0x70000000, SZ_256M, 0x70000000, 0, AC_R | AC_W | AC_X | SA_G | SA_I)
+tlbentry(0x80000000, SZ_256M, 0x80000000, 0, AC_R | AC_W | AC_X | SA_G | SA_I)
+tlbentry(0x90000000, SZ_256M, 0x90000000, 0, AC_R | AC_W | AC_X | SA_G | SA_I)
+tlbentry(0xa0000000, SZ_256M, 0xa0000000, 0, AC_R | AC_W | AC_X | SA_G | SA_I)
+tlbentry(0xb0000000, SZ_256M, 0xb0000000, 0, AC_R | AC_W | AC_X | SA_G | SA_I)
+tlbentry(0xc0000000, SZ_256M, 0xc0000000, 0, AC_R | AC_W | AC_X | SA_G | SA_I)
+tlbentry(0xd0000000, SZ_256M, 0xd0000000, 0, AC_R | AC_W | AC_X | SA_G | SA_I)
+tlbentry(0xe0000000, SZ_256M, 0xe0000000, 0, AC_R | AC_W | AC_X | SA_G | SA_I)
+tlbentry(0xf0000000, SZ_256M, 0xf0000000, 0, AC_R | AC_W | AC_X | SA_G | SA_I)
+tlbtab_end

u-boot/board/xilinx/ppc440-generic/xilinx_ppc440_generic.c

@@ -0,0 +1,58 @@
+/*
+ * (C) Copyright 2008
+ * Ricado Ribalda-Universidad Autonoma de Madrid-ricardo.ribalda@gmail.com
+ * This work has been supported by: QTechnology  http://qtec.com/
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+*/
+
+#include <config.h>
+#include <common.h>
+#include <netdev.h>
+#include <asm/processor.h>
+
+int checkboard(void)
+{
+	puts("Xilinx PPC440 Generic Board\n");
+	return 0;
+}
+
+phys_size_t initdram(int board_type)
+{
+	return get_ram_size(XPAR_DDR2_SDRAM_MEM_BASEADDR,
+			    CONFIG_SYS_SDRAM_SIZE_MB * 1024 * 1024);
+}
+
+void get_sys_info(sys_info_t *sys_info)
+{
+	sys_info->freqProcessor = XPAR_CORE_CLOCK_FREQ_HZ;
+	sys_info->freqPLB = XPAR_PLB_CLOCK_FREQ_HZ;
+	sys_info->freqPCI = 0;
+
+	return;
+}
+
+int get_serial_clock(void){
+	return XPAR_UARTNS550_0_CLOCK_FREQ_HZ;
+}
+
+int board_eth_init(bd_t *bis)
+{
+	int ret = 0;
+
+	puts("Init xilinx temac\n");
+#ifdef XPAR_LLTEMAC_0_BASEADDR
+	ret |= xilinx_ll_temac_eth_init(bis, XPAR_LLTEMAC_0_BASEADDR,
+			XILINX_LL_TEMAC_M_SDMA_DCR | XILINX_LL_TEMAC_M_SDMA_PLB,
+			XPAR_LLTEMAC_0_LLINK_CONNECTED_BASEADDR);
+
+#endif
+
+#ifdef XPAR_LLTEMAC_1_BASEADDR
+	ret |= xilinx_ll_temac_eth_init(bis, XPAR_LLTEMAC_1_BASEADDR,
+			XILINX_LL_TEMAC_M_SDMA_DCR | XILINX_LL_TEMAC_M_SDMA_PLB,
+			XPAR_LLTEMAC_1_LLINK_CONNECTED_BASEADDR);
+#endif
+
+	return ret;
+}

u-boot/board/xilinx/ppc440-generic/xparameters.h

@@ -0,0 +1,26 @@
+/*
+ * (C) Copyright 2008
+ * Ricado Ribalda-Universidad Autonoma de Madrid-ricardo.ribalda@gmail.com
+ * This work has been supported by: QTechnology  http://qtec.com/
+ * based on xparameters-ml507.h by Xilinx
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+*/
+
+#ifndef XPARAMETER_H
+#define XPARAMETER_H
+
+#define XPAR_DDR2_SDRAM_MEM_BASEADDR	0x00000000
+#define XPAR_IIC_EEPROM_BASEADDR	0x81600000
+#define XPAR_INTC_0_BASEADDR		0x87000000
+#define XPAR_FLASH_MEM0_BASEADDR	0xF0000000
+#define XPAR_PLB_CLOCK_FREQ_HZ		100000000
+#define XPAR_CORE_CLOCK_FREQ_HZ		400000000
+#define XPAR_INTC_MAX_NUM_INTR_INPUTS	32
+#define XPAR_UARTNS550_0_CLOCK_FREQ_HZ	100000000
+#define XPAR_LLTEMAC_0_LLINK_CONNECTED_BASEADDR 0x80
+#define XPAR_LLTEMAC_1_LLINK_CONNECTED_BASEADDR 0x98
+#define XPAR_LLTEMAC_0_BASEADDR		0x83000000
+#define XPAR_LLTEMAC_1_BASEADDR		0x83000040
+
+#endif