Add qemu 2.4.0

Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>

7 files changed, 796 insertions, 0 deletions

diff --git a/qemu/roms/u-boot/board/amcc/sequoia/Makefile b/qemu/roms/u-boot/board/amcc/sequoia/Makefile
new file mode 100644
index 000000000..b4ab5daa8
--- /dev/null
+++ b/qemu/roms/u-boot/board/amcc/sequoia/Makefile
@@ -0,0 +1,10 @@
+#
+# (C) Copyright 2002-2006
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+obj-y	= sequoia.o sdram.o
+obj-$(CONFIG_CMD_CHIP_CONFIG) += chip_config.o
+extra-y	+= init.o
diff --git a/qemu/roms/u-boot/board/amcc/sequoia/chip_config.c b/qemu/roms/u-boot/board/amcc/sequoia/chip_config.c
new file mode 100644
index 000000000..eef93165b
--- /dev/null
+++ b/qemu/roms/u-boot/board/amcc/sequoia/chip_config.c
@@ -0,0 +1,105 @@
+/*
+ * (C) Copyright 2009
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/ppc4xx_config.h>
+
+struct ppc4xx_config ppc4xx_config_val[] = {
+	{
+		"333-133-nor", "NOR  CPU: 333 PLB: 133 OPB:  66 EBC:  66",
+		{
+			0x84, 0x70, 0xa2, 0xa6, 0x05, 0x57, 0xa0, 0x10,
+			0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+	{
+		"333-166-nor", "NOR  CPU: 333 PLB: 166 OPB:  83 EBC:  55",
+		{
+			0xc7, 0x78, 0xf3, 0x4e, 0x05, 0xd7, 0xa0, 0x30,
+			0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+	{
+		"333-166-nand", "NAND CPU: 333 PLB: 166 OPB:  83 EBC:  55",
+		{
+			0xc7, 0x78, 0xf3, 0x4e, 0x05, 0xd7, 0xd0, 0x30,
+			0xa0, 0x68, 0x23, 0x58, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+	{
+		"400-133-nor", "NOR  CPU: 400 PLB: 133 OPB:  66 EBC:  66",
+		{
+			0x86, 0x78, 0xc2, 0xc6, 0x05, 0x57, 0xa0, 0x30,
+			0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+	{
+		"400-160-nor", "NOR  CPU: 400 PLB: 160 OPB:  80 EBC:  53",
+		{
+			0x86, 0x78, 0xc2, 0xa6, 0x05, 0xd7, 0xa0, 0x10,
+			0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+	{
+		"416-166-nor", "NOR  CPU: 416 PLB: 166 OPB:  83 EBC:  55",
+		{
+			0xc6, 0x78, 0x52, 0xa6, 0x05, 0xd7, 0xa0, 0x10,
+			0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+	{
+		"416-166-nand", "NAND CPU: 416 PLB: 166 OPB:  83 EBC:  55",
+		{
+			0xc6, 0x78, 0x52, 0xa6, 0x05, 0xd7, 0xd0, 0x10,
+			0xa0, 0x68, 0x23, 0x58, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+	{
+		"500-166-nor", "NOR  CPU: 500 PLB: 166 OPB:  83 EBC:  55",
+		{
+			0xc7, 0x78, 0x52, 0xc6, 0x05, 0xd7, 0xa0, 0x30,
+			0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+	{
+		"500-166-nand", "NAND CPU: 500 PLB: 166 OPB:  83 EBC:  55",
+		{
+			0xc7, 0x78, 0x52, 0xc6, 0x05, 0xd7, 0xd0, 0x30,
+			0xa0, 0x68, 0x23, 0x58, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+	{
+		"533-133-nor", "NOR  CPU: 533 PLB: 133 OPB:  66 EBC:  66",
+		{
+			0x87, 0x78, 0x82, 0x52, 0x09, 0x57, 0xa0, 0x30,
+			0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+	{
+		"667-133-nor", "NOR  CPU: 667 PLB: 133 OPB:  66 EBC:  66",
+		{
+			0x87, 0x78, 0xa2, 0x56, 0x09, 0x57, 0xa0, 0x30,
+			0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+	{
+		"667-166-nor", "NOR  CPU: 667 PLB: 166 OPB:  83 EBC:  55",
+		{
+			0x87, 0x78, 0xa2, 0x52, 0x09, 0xd7, 0xa0, 0x30,
+			0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+	{
+		"667-166-nand", "NAND CPU: 667 PLB: 166 OPB:  83 EBC:  55",
+		{
+			0x87, 0x78, 0xa2, 0x52, 0x09, 0xd7, 0xd0, 0x30,
+			0xa0, 0x68, 0x23, 0x58, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+};
+
+int ppc4xx_config_count = ARRAY_SIZE(ppc4xx_config_val);
diff --git a/qemu/roms/u-boot/board/amcc/sequoia/config.mk b/qemu/roms/u-boot/board/amcc/sequoia/config.mk
new file mode 100644
index 000000000..824e78f75
--- /dev/null
+++ b/qemu/roms/u-boot/board/amcc/sequoia/config.mk
@@ -0,0 +1,19 @@
+#
+# (C) Copyright 2002-2010
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+#
+# AMCC 440EPx Reference Platform (Sequoia) board
+#
+
+PLATFORM_CPPFLAGS += -DCONFIG_440=1
+
+ifeq ($(debug),1)
+PLATFORM_CPPFLAGS += -DDEBUG
+endif
+
+ifeq ($(dbcr),1)
+PLATFORM_CPPFLAGS += -DCONFIG_SYS_INIT_DBCR=0x8cff0000
+endif
diff --git a/qemu/roms/u-boot/board/amcc/sequoia/init.S b/qemu/roms/u-boot/board/amcc/sequoia/init.S
new file mode 100644
index 000000000..f876639d3
--- /dev/null
+++ b/qemu/roms/u-boot/board/amcc/sequoia/init.S
@@ -0,0 +1,79 @@
+/*
+ * (C) Copyright 2008
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <asm-offsets.h>
+#include <ppc_asm.tmpl>
+#include <asm/mmu.h>
+#include <config.h>
+
+/*
+ * TLB TABLE
+ *
+ * This table is used by the cpu boot code to setup the initial tlb
+ * entries. Rather than make broad assumptions in the cpu source tree,
+ * this table lets each board set things up however they like.
+ *
+ *  Pointer to the table is returned in r1
+ */
+    .section .bootpg,"ax"
+    .globl tlbtab
+
+tlbtab:
+	tlbtab_start
+
+	/* vxWorks needs this as first entry for the Machine Check interrupt */
+	tlbentry( 0x40000000, SZ_256M, 0, 0, AC_RWX | SA_IG )
+
+	/*
+	 * The RAM-boot version skips the SDRAM TLB (identified by EPN=0). This
+	 * entry is already configured for SDRAM via the JTAG debugger and mustn't
+	 * be re-initialized by this RAM-booting U-Boot version.
+	 */
+#ifndef CONFIG_SYS_RAMBOOT
+	/* TLB-entry for DDR SDRAM (Up to 2GB) */
+#ifdef CONFIG_4xx_DCACHE
+	tlbentry( CONFIG_SYS_SDRAM_BASE, SZ_256M, CONFIG_SYS_SDRAM_BASE, 0, AC_RWX | SA_G)
+#else
+	tlbentry( CONFIG_SYS_SDRAM_BASE, SZ_256M, CONFIG_SYS_SDRAM_BASE, 0, AC_RWX | SA_IG )
+#endif
+#endif /* CONFIG_SYS_RAMBOOT */
+
+	/* TLB-entry for EBC */
+	tlbentry( CONFIG_SYS_BCSR_BASE, SZ_256M, CONFIG_SYS_BCSR_BASE, 1, AC_RWX | SA_IG )
+
+	/* BOOT_CS (FLASH) must be forth. Before relocation SA_I can be off to use the
+	 * speed up boot process. It is patched after relocation to enable SA_I
+	 */
+	tlbentry( CONFIG_SYS_BOOT_BASE_ADDR, SZ_256M, CONFIG_SYS_BOOT_BASE_ADDR, 1, AC_RWX | SA_G )
+
+#ifdef CONFIG_SYS_INIT_RAM_DCACHE
+	/* TLB-entry for init-ram in dcache (SA_I must be turned off!) */
+	tlbentry( CONFIG_SYS_INIT_RAM_ADDR, SZ_64K, CONFIG_SYS_INIT_RAM_ADDR, 0, AC_RWX | SA_G )
+#endif
+
+	/* TLB-entry for PCI Memory */
+	tlbentry( CONFIG_SYS_PCI_MEMBASE, SZ_256M, CONFIG_SYS_PCI_MEMBASE, 1, AC_RW | SA_IG )
+	tlbentry( CONFIG_SYS_PCI_MEMBASE1, SZ_256M, CONFIG_SYS_PCI_MEMBASE1, 1, AC_RW | SA_IG )
+	tlbentry( CONFIG_SYS_PCI_MEMBASE2, SZ_256M, CONFIG_SYS_PCI_MEMBASE2, 1, AC_RW | SA_IG )
+	tlbentry( CONFIG_SYS_PCI_MEMBASE3, SZ_256M, CONFIG_SYS_PCI_MEMBASE3, 1, AC_RW | SA_IG )
+
+	/* TLB-entry for NAND */
+	tlbentry( CONFIG_SYS_NAND_ADDR, SZ_1K, CONFIG_SYS_NAND_ADDR, 1, AC_RWX | SA_IG )
+
+	/* TLB-entry for Internal Registers & OCM */
+	tlbentry( 0xe0000000, SZ_16M, 0xe0000000, 0,  AC_RWX | SA_I )
+
+	/*TLB-entry PCI registers*/
+	tlbentry( 0xEEC00000, SZ_1K, 0xEEC00000, 1,  AC_RWX | SA_IG )
+
+	/* TLB-entry for peripherals */
+	tlbentry( 0xEF000000, SZ_16M, 0xEF000000, 1, AC_RWX | SA_IG)
+
+	/* TLB-entry PCI IO Space - from sr@denx.de */
+	tlbentry(0xE8000000, SZ_64K, 0xE8000000, 1, AC_RWX | SA_IG)
+
+	tlbtab_end
diff --git a/qemu/roms/u-boot/board/amcc/sequoia/sdram.c b/qemu/roms/u-boot/board/amcc/sequoia/sdram.c
new file mode 100644
index 000000000..67640d7ed
--- /dev/null
+++ b/qemu/roms/u-boot/board/amcc/sequoia/sdram.c
@@ -0,0 +1,92 @@
+/*
+ * (C) Copyright 2006
+ * Sylvie Gohl,             AMCC/IBM, gohl.sylvie@fr.ibm.com
+ * Jacqueline Pira-Ferriol, AMCC/IBM, jpira-ferriol@fr.ibm.com
+ * Thierry Roman,           AMCC/IBM, thierry_roman@fr.ibm.com
+ * Alain Saurel,            AMCC/IBM, alain.saurel@fr.ibm.com
+ * Robert Snyder,           AMCC/IBM, rob.snyder@fr.ibm.com
+ *
+ * (C) Copyright 2006-2007
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/* define DEBUG for debug output */
+#undef DEBUG
+
+#include <common.h>
+#include <asm/processor.h>
+#include <asm/io.h>
+#include <asm/ppc440.h>
+
+/*-----------------------------------------------------------------------------+
+ * Prototypes
+ *-----------------------------------------------------------------------------*/
+extern int denali_wait_for_dlllock(void);
+extern void denali_core_search_data_eye(void);
+
+/*************************************************************************
+ *
+ * initdram -- 440EPx's DDR controller is a DENALI Core
+ *
+ ************************************************************************/
+phys_size_t initdram (int board_type)
+{
+#if !defined(CONFIG_SYS_RAMBOOT)
+	ulong speed = get_bus_freq(0);
+
+	mtsdram(DDR0_02, 0x00000000);
+
+	mtsdram(DDR0_00, 0x0000190A);
+	mtsdram(DDR0_01, 0x01000000);
+	mtsdram(DDR0_03, 0x02030602);
+	mtsdram(DDR0_04, 0x0A020200);
+	mtsdram(DDR0_05, 0x02020308);
+	mtsdram(DDR0_06, 0x0102C812);
+	mtsdram(DDR0_07, 0x000D0100);
+	mtsdram(DDR0_08, 0x02430001);
+	mtsdram(DDR0_09, 0x00011D5F);
+	mtsdram(DDR0_10, 0x00000100);
+	mtsdram(DDR0_11, 0x0027C800);
+	mtsdram(DDR0_12, 0x00000003);
+	mtsdram(DDR0_14, 0x00000000);
+	mtsdram(DDR0_17, 0x19000000);
+	mtsdram(DDR0_18, 0x19191919);
+	mtsdram(DDR0_19, 0x19191919);
+	mtsdram(DDR0_20, 0x0B0B0B0B);
+	mtsdram(DDR0_21, 0x0B0B0B0B);
+	mtsdram(DDR0_22, 0x00267F0B);
+	mtsdram(DDR0_23, 0x00000000);
+	mtsdram(DDR0_24, 0x01010002);
+	if (speed > 133333334)
+		mtsdram(DDR0_26, 0x5B26050C);
+	else
+		mtsdram(DDR0_26, 0x5B260408);
+	mtsdram(DDR0_27, 0x0000682B);
+	mtsdram(DDR0_28, 0x00000000);
+	mtsdram(DDR0_31, 0x00000000);
+	mtsdram(DDR0_42, 0x01000006);
+	mtsdram(DDR0_43, 0x030A0200);
+	mtsdram(DDR0_44, 0x00000003);
+	mtsdram(DDR0_02, 0x00000001);
+
+	denali_wait_for_dlllock();
+#endif /* #ifndef CONFIG_SYS_RAMBOOT */
+
+#ifdef CONFIG_DDR_DATA_EYE
+	/* -----------------------------------------------------------+
+	 * Perform data eye search if requested.
+	 * ----------------------------------------------------------*/
+	denali_core_search_data_eye();
+#endif
+
+	/*
+	 * Clear possible errors resulting from data-eye-search.
+	 * If not done, then we could get an interrupt later on when
+	 * exceptions are enabled.
+	 */
+	set_mcsr(get_mcsr());
+
+	return (CONFIG_SYS_MBYTES_SDRAM << 20);
+}
diff --git a/qemu/roms/u-boot/board/amcc/sequoia/sequoia.c b/qemu/roms/u-boot/board/amcc/sequoia/sequoia.c
new file mode 100644
index 000000000..53f9b3419
--- /dev/null
+++ b/qemu/roms/u-boot/board/amcc/sequoia/sequoia.c
@@ -0,0 +1,412 @@
+/*
+ * (C) Copyright 2006-2009
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * (C) Copyright 2006
+ * Jacqueline Pira-Ferriol, AMCC/IBM, jpira-ferriol@fr.ibm.com
+ * Alain Saurel,	    AMCC/IBM, alain.saurel@fr.ibm.com
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <libfdt.h>
+#include <fdt_support.h>
+#include <asm/ppc4xx.h>
+#include <asm/ppc4xx-gpio.h>
+#include <asm/processor.h>
+#include <asm/io.h>
+#include <asm/bitops.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#if !defined(CONFIG_SYS_NO_FLASH)
+extern flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
+#endif
+
+extern void __ft_board_setup(void *blob, bd_t *bd);
+ulong flash_get_size(ulong base, int banknum);
+
+static inline u32 get_async_pci_freq(void)
+{
+	if (in_8((void *)(CONFIG_SYS_BCSR_BASE + 5)) &
+		CONFIG_SYS_BCSR5_PCI66EN)
+		return 66666666;
+	else
+		return 33333333;
+}
+
+int board_early_init_f(void)
+{
+	u32 sdr0_cust0;
+	u32 sdr0_pfc1, sdr0_pfc2;
+	u32 reg;
+
+	mtdcr(EBC0_CFGADDR, EBC0_CFG);
+	mtdcr(EBC0_CFGDATA, 0xb8400000);
+
+	/*
+	 * Setup the interrupt controller polarities, triggers, etc.
+	 */
+	mtdcr(UIC0SR, 0xffffffff);	/* clear all */
+	mtdcr(UIC0ER, 0x00000000);	/* disable all */
+	mtdcr(UIC0CR, 0x00000005);	/* ATI & UIC1 crit are critical */
+	mtdcr(UIC0PR, 0xfffff7ff);	/* per ref-board manual */
+	mtdcr(UIC0TR, 0x00000000);	/* per ref-board manual */
+	mtdcr(UIC0VR, 0x00000000);	/* int31 highest, base=0x000 */
+	mtdcr(UIC0SR, 0xffffffff);	/* clear all */
+
+	mtdcr(UIC1SR, 0xffffffff);	/* clear all */
+	mtdcr(UIC1ER, 0x00000000);	/* disable all */
+	mtdcr(UIC1CR, 0x00000000);	/* all non-critical */
+	mtdcr(UIC1PR, 0xffffffff);	/* per ref-board manual */
+	mtdcr(UIC1TR, 0x00000000);	/* per ref-board manual */
+	mtdcr(UIC1VR, 0x00000000);	/* int31 highest, base=0x000 */
+	mtdcr(UIC1SR, 0xffffffff);	/* clear all */
+
+	mtdcr(UIC2SR, 0xffffffff);	/* clear all */
+	mtdcr(UIC2ER, 0x00000000);	/* disable all */
+	mtdcr(UIC2CR, 0x00000000);	/* all non-critical */
+	mtdcr(UIC2PR, 0xffffffff);	/* per ref-board manual */
+	mtdcr(UIC2TR, 0x00000000);	/* per ref-board manual */
+	mtdcr(UIC2VR, 0x00000000);	/* int31 highest, base=0x000 */
+	mtdcr(UIC2SR, 0xffffffff);	/* clear all */
+
+	/* Check and reconfigure the PCI sync clock if necessary */
+	ppc4xx_pci_sync_clock_config(get_async_pci_freq());
+
+	/* 50MHz tmrclk */
+	out_8((u8 *) CONFIG_SYS_BCSR_BASE + 0x04, 0x00);
+
+	/* clear write protects */
+	out_8((u8 *) CONFIG_SYS_BCSR_BASE + 0x07, 0x00);
+
+	/* enable Ethernet */
+	out_8((u8 *) CONFIG_SYS_BCSR_BASE + 0x08, 0x00);
+
+	/* enable USB device */
+	out_8((u8 *) CONFIG_SYS_BCSR_BASE + 0x09, 0x20);
+
+	/* select Ethernet (and optionally IIC1) pins */
+	mfsdr(SDR0_PFC1, sdr0_pfc1);
+	sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_SELECT_MASK) |
+		SDR0_PFC1_SELECT_CONFIG_4;
+#ifdef CONFIG_I2C_MULTI_BUS
+	sdr0_pfc1 |= ((sdr0_pfc1 & ~SDR0_PFC1_SIS_MASK) | SDR0_PFC1_SIS_IIC1_SEL);
+#endif
+	/* Two UARTs, so we need 4-pin mode.  Also, we want CTS/RTS mode. */
+	sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0IM_MASK) | SDR0_PFC1_U0IM_4PINS;
+	sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0ME_MASK) | SDR0_PFC1_U0ME_CTS_RTS;
+	sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U1ME_MASK) | SDR0_PFC1_U1ME_CTS_RTS;
+
+	mfsdr(SDR0_PFC2, sdr0_pfc2);
+	sdr0_pfc2 = (sdr0_pfc2 & ~SDR0_PFC2_SELECT_MASK) |
+		SDR0_PFC2_SELECT_CONFIG_4;
+	mtsdr(SDR0_PFC2, sdr0_pfc2);
+	mtsdr(SDR0_PFC1, sdr0_pfc1);
+
+	/* PCI arbiter enabled */
+	mfsdr(SDR0_PCI0, reg);
+	mtsdr(SDR0_PCI0, 0x80000000 | reg);
+
+	/* setup NAND FLASH */
+	mfsdr(SDR0_CUST0, sdr0_cust0);
+	sdr0_cust0 = SDR0_CUST0_MUX_NDFC_SEL	|
+		SDR0_CUST0_NDFC_ENABLE		|
+		SDR0_CUST0_NDFC_BW_8_BIT	|
+		SDR0_CUST0_NDFC_ARE_MASK	|
+		(0x80000000 >> (28 + CONFIG_SYS_NAND_CS));
+	mtsdr(SDR0_CUST0, sdr0_cust0);
+
+	return 0;
+}
+
+int misc_init_r(void)
+{
+#if !defined(CONFIG_SYS_NO_FLASH)
+	uint pbcr;
+	int size_val = 0;
+#endif
+#ifdef CONFIG_440EPX
+	unsigned long usb2d0cr = 0;
+	unsigned long usb2phy0cr, usb2h0cr = 0;
+	unsigned long sdr0_pfc1;
+	char *act = getenv("usbact");
+#endif
+	u32 reg;
+
+#if !defined(CONFIG_SYS_NO_FLASH)
+	/* Re-do flash sizing to get full correct info */
+
+	/* adjust flash start and offset */
+	gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize;
+	gd->bd->bi_flashoffset = 0;
+
+#if defined(CONFIG_SYS_RAMBOOT)
+	mtdcr(EBC0_CFGADDR, PB3CR);
+#else
+	mtdcr(EBC0_CFGADDR, PB0CR);
+#endif
+	pbcr = mfdcr(EBC0_CFGDATA);
+	size_val = ffs(gd->bd->bi_flashsize) - 21;
+	pbcr = (pbcr & 0x0001ffff) | gd->bd->bi_flashstart | (size_val << 17);
+#if defined(CONFIG_SYS_RAMBOOT)
+	mtdcr(EBC0_CFGADDR, PB3CR);
+#else
+	mtdcr(EBC0_CFGADDR, PB0CR);
+#endif
+	mtdcr(EBC0_CFGDATA, pbcr);
+
+	/*
+	 * Re-check to get correct base address
+	 */
+	flash_get_size(gd->bd->bi_flashstart, 0);
+
+#ifdef CONFIG_ENV_IS_IN_FLASH
+	/* Monitor protection ON by default */
+	(void)flash_protect(FLAG_PROTECT_SET,
+			    -CONFIG_SYS_MONITOR_LEN,
+			    0xffffffff,
+			    &flash_info[0]);
+
+	/* Env protection ON by default */
+	(void)flash_protect(FLAG_PROTECT_SET,
+			    CONFIG_ENV_ADDR_REDUND,
+			    CONFIG_ENV_ADDR_REDUND + 2*CONFIG_ENV_SECT_SIZE - 1,
+			    &flash_info[0]);
+#endif
+#endif /* CONFIG_SYS_NO_FLASH */
+
+	/*
+	 * USB suff...
+	 */
+#ifdef CONFIG_440EPX
+	if (act == NULL || strcmp(act, "hostdev") == 0) {
+		/* SDR Setting */
+		mfsdr(SDR0_PFC1, sdr0_pfc1);
+		mfsdr(SDR0_USB2D0CR, usb2d0cr);
+		mfsdr(SDR0_USB2PHY0CR, usb2phy0cr);
+		mfsdr(SDR0_USB2H0CR, usb2h0cr);
+
+		usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_XOCLK_MASK;
+		usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_XOCLK_EXTERNAL;
+		usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_WDINT_MASK;
+		usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_WDINT_16BIT_30MHZ;
+		usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_DVBUS_MASK;
+		usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DVBUS_PURDIS;
+		usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_DWNSTR_MASK;
+		usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DWNSTR_HOST;
+		usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_UTMICN_MASK;
+		usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_UTMICN_HOST;
+
+		/*
+		 * An 8-bit/60MHz interface is the only possible alternative
+		 * when connecting the Device to the PHY
+		 */
+		usb2h0cr   = usb2h0cr &~SDR0_USB2H0CR_WDINT_MASK;
+		usb2h0cr   = usb2h0cr | SDR0_USB2H0CR_WDINT_16BIT_30MHZ;
+
+		/*
+		 * To enable the USB 2.0 Device function
+		 * through the UTMI interface
+		 */
+		usb2d0cr = usb2d0cr &~SDR0_USB2D0CR_USB2DEV_EBC_SEL_MASK;
+		usb2d0cr = usb2d0cr | SDR0_USB2D0CR_USB2DEV_SELECTION;
+
+		sdr0_pfc1 = sdr0_pfc1 &~SDR0_PFC1_UES_MASK;
+		sdr0_pfc1 = sdr0_pfc1 | SDR0_PFC1_UES_USB2D_SEL;
+
+		mtsdr(SDR0_PFC1, sdr0_pfc1);
+		mtsdr(SDR0_USB2D0CR, usb2d0cr);
+		mtsdr(SDR0_USB2PHY0CR, usb2phy0cr);
+		mtsdr(SDR0_USB2H0CR, usb2h0cr);
+
+		/*clear resets*/
+		udelay (1000);
+		mtsdr(SDR0_SRST1, 0x00000000);
+		udelay (1000);
+		mtsdr(SDR0_SRST0, 0x00000000);
+
+		printf("USB:   Host(int phy) Device(ext phy)\n");
+
+	} else if (strcmp(act, "dev") == 0) {
+		/*-------------------PATCH-------------------------------*/
+		mfsdr(SDR0_USB2PHY0CR, usb2phy0cr);
+
+		usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_XOCLK_MASK;
+		usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_XOCLK_EXTERNAL;
+		usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_DVBUS_MASK;
+		usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DVBUS_PURDIS;
+		usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_DWNSTR_MASK;
+		usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DWNSTR_HOST;
+		usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_UTMICN_MASK;
+		usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_UTMICN_HOST;
+		mtsdr(SDR0_USB2PHY0CR, usb2phy0cr);
+
+		udelay (1000);
+		mtsdr(SDR0_SRST1, 0x672c6000);
+
+		udelay (1000);
+		mtsdr(SDR0_SRST0, 0x00000080);
+
+		udelay (1000);
+		mtsdr(SDR0_SRST1, 0x60206000);
+
+		*(unsigned int *)(0xe0000350) = 0x00000001;
+
+		udelay (1000);
+		mtsdr(SDR0_SRST1, 0x60306000);
+		/*-------------------PATCH-------------------------------*/
+
+		/* SDR Setting */
+		mfsdr(SDR0_USB2PHY0CR, usb2phy0cr);
+		mfsdr(SDR0_USB2H0CR, usb2h0cr);
+		mfsdr(SDR0_USB2D0CR, usb2d0cr);
+		mfsdr(SDR0_PFC1, sdr0_pfc1);
+
+		usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_XOCLK_MASK;
+		usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_XOCLK_EXTERNAL;
+		usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_WDINT_MASK;
+		usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_WDINT_8BIT_60MHZ;
+		usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_DVBUS_MASK;
+		usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DVBUS_PUREN;
+		usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_DWNSTR_MASK;
+		usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DWNSTR_DEV;
+		usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_UTMICN_MASK;
+		usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_UTMICN_DEV;
+
+		usb2h0cr   = usb2h0cr &~SDR0_USB2H0CR_WDINT_MASK;
+		usb2h0cr   = usb2h0cr | SDR0_USB2H0CR_WDINT_8BIT_60MHZ;
+
+		usb2d0cr = usb2d0cr &~SDR0_USB2D0CR_USB2DEV_EBC_SEL_MASK;
+		usb2d0cr = usb2d0cr | SDR0_USB2D0CR_EBC_SELECTION;
+
+		sdr0_pfc1 = sdr0_pfc1 &~SDR0_PFC1_UES_MASK;
+		sdr0_pfc1 = sdr0_pfc1 | SDR0_PFC1_UES_EBCHR_SEL;
+
+		mtsdr(SDR0_USB2H0CR, usb2h0cr);
+		mtsdr(SDR0_USB2PHY0CR, usb2phy0cr);
+		mtsdr(SDR0_USB2D0CR, usb2d0cr);
+		mtsdr(SDR0_PFC1, sdr0_pfc1);
+
+		/* clear resets */
+		udelay (1000);
+		mtsdr(SDR0_SRST1, 0x00000000);
+		udelay (1000);
+		mtsdr(SDR0_SRST0, 0x00000000);
+
+		printf("USB:   Device(int phy)\n");
+	}
+#endif /* CONFIG_440EPX */
+
+	mfsdr(SDR0_SRST1, reg);		/* enable security/kasumi engines */
+	reg &= ~(SDR0_SRST1_CRYP0 | SDR0_SRST1_KASU0);
+	mtsdr(SDR0_SRST1, reg);
+
+	/*
+	 * Clear PLB4A0_ACR[WRP]
+	 * This fix will make the MAL burst disabling patch for the Linux
+	 * EMAC driver obsolete.
+	 */
+	reg = mfdcr(PLB4A0_ACR) & ~PLB4Ax_ACR_WRP_MASK;
+	mtdcr(PLB4A0_ACR, reg);
+
+	return 0;
+}
+
+int checkboard(void)
+{
+	char buf[64];
+	int i = getenv_f("serial#", buf, sizeof(buf));
+	u8 rev;
+	u32 clock = get_async_pci_freq();
+
+#ifdef CONFIG_440EPX
+	printf("Board: Sequoia - AMCC PPC440EPx Evaluation Board");
+#else
+	printf("Board: Rainier - AMCC PPC440GRx Evaluation Board");
+#endif
+
+	rev = in_8((void *)(CONFIG_SYS_BCSR_BASE + 0));
+	printf(", Rev. %X, PCI-Async=%d MHz", rev, clock / 1000000);
+
+	if (i > 0) {
+		puts(", serial# ");
+		puts(buf);
+	}
+	putc('\n');
+
+	/*
+	 * Reconfiguration of the PCI sync clock is already done,
+	 * now check again if everything is in range:
+	 */
+	if (ppc4xx_pci_sync_clock_config(clock)) {
+		printf("ERROR: PCI clocking incorrect (async=%d "
+		       "sync=%ld)!\n", clock, get_PCI_freq());
+	}
+
+	return (0);
+}
+
+#if defined(CONFIG_PCI) && defined(CONFIG_PCI_PNP)
+/*
+ * Assign interrupts to PCI devices.
+ */
+void board_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev)
+{
+	pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, VECNUM_EIRQ2);
+}
+#endif
+
+#if defined(CONFIG_SYS_RAMBOOT)
+/*
+ * On NAND-booting sequoia, we need to patch the chips select numbers
+ * in the dtb (CS0 - NAND, CS3 - NOR)
+ */
+void ft_board_setup(void *blob, bd_t *bd)
+{
+	int rc;
+	int len;
+	int nodeoffset;
+	struct fdt_property *prop;
+	u32 *reg;
+	char path[32];
+
+	/* First do common fdt setup */
+	__ft_board_setup(blob, bd);
+
+	/* And now configure NOR chip select to 3 instead of 0 */
+	strcpy(path, "/plb/opb/ebc/nor_flash@0,0");
+	nodeoffset = fdt_path_offset(blob, path);
+	prop = fdt_get_property_w(blob, nodeoffset, "reg", &len);
+	if (prop == NULL) {
+		printf("Unable to update NOR chip select for NAND booting\n");
+		return;
+	}
+	reg = (u32 *)&prop->data[0];
+	reg[0] = 3;
+	rc = fdt_find_and_setprop(blob, path, "reg", reg, 3 * sizeof(u32), 1);
+	if (rc) {
+		printf("Unable to update property NOR mappings, err=%s\n",
+		       fdt_strerror(rc));
+		return;
+	}
+
+	/* And now configure NAND chip select to 0 instead of 3 */
+	strcpy(path, "/plb/opb/ebc/ndfc@3,0");
+	nodeoffset = fdt_path_offset(blob, path);
+	prop = fdt_get_property_w(blob, nodeoffset, "reg", &len);
+	if (prop == NULL) {
+		printf("Unable to update NDFC chip select for NAND booting\n");
+		return;
+	}
+	reg = (u32 *)&prop->data[0];
+	reg[0] = 0;
+	rc = fdt_find_and_setprop(blob, path, "reg", reg, 3 * sizeof(u32), 1);
+	if (rc) {
+		printf("Unable to update property NDFC mappings, err=%s\n",
+		       fdt_strerror(rc));
+		return;
+	}
+}
+#endif /* CONFIG_SYS_RAMBOOT */
diff --git a/qemu/roms/u-boot/board/amcc/sequoia/u-boot-ram.lds b/qemu/roms/u-boot/board/amcc/sequoia/u-boot-ram.lds
new file mode 100644
index 000000000..ef08be8d5
--- /dev/null
+++ b/qemu/roms/u-boot/board/amcc/sequoia/u-boot-ram.lds
@@ -0,0 +1,79 @@
+/*
+ * (C) Copyright 2009
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+OUTPUT_ARCH(powerpc)
+SECTIONS
+{
+  /* Read-only sections, merged into text segment: */
+  . = + SIZEOF_HEADERS;
+  .text      :
+  {
+    arch/powerpc/cpu/ppc4xx/start.o	(.text*)
+    board/amcc/sequoia/init.o		(.text*)
+
+    *(.text*)
+  }
+  _etext = .;
+  PROVIDE (etext = .);
+  .rodata    :
+  {
+    *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
+  }
+
+  /* Read-write section, merged into data segment: */
+  . = (. + 0x00FF) & 0xFFFFFF00;
+  _erotext = .;
+  PROVIDE (erotext = .);
+  .reloc   :
+  {
+    KEEP(*(.got))
+    _GOT2_TABLE_ = .;
+    KEEP(*(.got2))
+    _FIXUP_TABLE_ = .;
+    KEEP(*(.fixup))
+  }
+  __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
+  __fixup_entries = (. - _FIXUP_TABLE_)>>2;
+
+  .data    :
+  {
+    *(.data*)
+    *(.sdata*)
+  }
+  _edata  =  .;
+  PROVIDE (edata = .);
+
+  . = .;
+
+  .u_boot_list : {
+	KEEP(*(SORT(.u_boot_list*)));
+  }
+
+  . = .;
+  __start___ex_table = .;
+  __ex_table : { *(__ex_table) }
+  __stop___ex_table = .;
+
+  . = ALIGN(256);
+  __init_begin = .;
+  .text.init : { *(.text.init) }
+  .data.init : { *(.data.init) }
+  . = ALIGN(256);
+  __init_end = .;
+
+  __bss_start = .;
+  .bss (NOLOAD)       :
+  {
+   *(.bss*)
+   *(.sbss*)
+   *(COMMON)
+   . = ALIGN(4);
+  }
+
+  __bss_end = . ;
+  PROVIDE (end = .);
+}