Merge branch 'for-next/ioresource'

27 files changed, 243 insertions, 181 deletions

diff --git a/arch/arm/boards/eukrea_cpuimx27/eukrea_cpuimx27.c b/arch/arm/boards/eukrea_cpuimx27/eukrea_cpuimx27.c
index e2ad1c86dd..31422e64a0 100644
--- a/arch/arm/boards/eukrea_cpuimx27/eukrea_cpuimx27.c
+++ b/arch/arm/boards/eukrea_cpuimx27/eukrea_cpuimx27.c
@@ -223,7 +223,8 @@ static int eukrea_cpuimx27_console_init(void)
 	imx27_setup_weimcs(3, 0x0000D603, 0x0D1D0D01, 0x00D20000);
 #ifdef CONFIG_DRIVER_SERIAL_NS16550
 	add_ns16550_device(DEVICE_ID_DYNAMIC, MX27_CS3_BASE_ADDR + QUART_OFFSET, 0xf,
-			 IORESOURCE_MEM_16BIT, &quad_uart_serial_plat);
+			   IORESOURCE_MEM | IORESOURCE_MEM_16BIT,
+			   &quad_uart_serial_plat);
 #endif
 	return 0;
 }
diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h
index e0630ebb7e..ccf1f59013 100644
--- a/arch/arm/include/asm/io.h
+++ b/arch/arm/include/asm/io.h
@@ -3,6 +3,8 @@
 
 #include <asm-generic/io.h>
 
+#define	IO_SPACE_LIMIT	0
+
 /*
  * String version of IO memory access ops:
  */
diff --git a/arch/arm/mach-mvebu/armada-370-xp.c b/arch/arm/mach-mvebu/armada-370-xp.c
index 776b4c09b8..209be0b603 100644
--- a/arch/arm/mach-mvebu/armada-370-xp.c
+++ b/arch/arm/mach-mvebu/armada-370-xp.c
@@ -60,7 +60,8 @@ static int armada_370_xp_add_uart(void)
 	uart_plat.clock = clk_get_rate(tclk);
 	if (!add_ns16550_device(DEVICE_ID_DYNAMIC,
 				(unsigned int)CONSOLE_UART_BASE, 32,
-				IORESOURCE_MEM_32BIT, &uart_plat))
+				IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
+				&uart_plat))
 	    return -ENODEV;
 	return 0;
 }
diff --git a/arch/arm/mach-mvebu/kirkwood.c b/arch/arm/mach-mvebu/kirkwood.c
index 1284220dcf..c79d13002a 100644
--- a/arch/arm/mach-mvebu/kirkwood.c
+++ b/arch/arm/mach-mvebu/kirkwood.c
@@ -58,7 +58,8 @@ static int kirkwood_add_uart(void)
 	uart_plat.clock = clk_get_rate(tclk);
 	if (!add_ns16550_device(DEVICE_ID_DYNAMIC,
 				(unsigned int)CONSOLE_UART_BASE, 32,
-				IORESOURCE_MEM_32BIT, &uart_plat))
+				IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
+				&uart_plat))
 		return -ENODEV;
 	return 0;
 }
diff --git a/arch/arm/mach-socfpga/xload.c b/arch/arm/mach-socfpga/xload.c
index 0b99db0d96..6586ada349 100644
--- a/arch/arm/mach-socfpga/xload.c
+++ b/arch/arm/mach-socfpga/xload.c
@@ -45,8 +45,8 @@ static void socfpga_uart_init(void)
 	clks[uart] = clk_fixed("uart", 100000000);
 	clkdev_add_physbase(clks[uart], CYCLONE5_UART0_ADDRESS, NULL);
 	clkdev_add_physbase(clks[uart], CYCLONE5_UART1_ADDRESS, NULL);
-	add_ns16550_device(0, 0xffc02000, 1024, IORESOURCE_MEM_8BIT,
-			&uart_pdata);
+	add_ns16550_device(0, 0xffc02000, 1024, IORESOURCE_MEM |
+			IORESOURCE_MEM_8BIT, &uart_pdata);
 }
 
 static void socfpga_timer_init(void)
diff --git a/arch/arm/mach-tegra/tegra20.c b/arch/arm/mach-tegra/tegra20.c
index cc2d748641..bdd7960f48 100644
--- a/arch/arm/mach-tegra/tegra20.c
+++ b/arch/arm/mach-tegra/tegra20.c
@@ -50,7 +50,7 @@ static int tegra20_add_debug_console(void)
 		return -ENODEV;
 
 	add_ns16550_device(DEVICE_ID_DYNAMIC, base, 8 << debug_uart.shift,
-			   IORESOURCE_MEM_8BIT, &debug_uart);
+			   IORESOURCE_MEM | IORESOURCE_MEM_8BIT, &debug_uart);
 
 	return 0;
 }
diff --git a/arch/mips/boards/dlink-dir-320/serial.c b/arch/mips/boards/dlink-dir-320/serial.c
index bddb6838c9..eb873791c4 100644
--- a/arch/mips/boards/dlink-dir-320/serial.c
+++ b/arch/mips/boards/dlink-dir-320/serial.c
@@ -36,7 +36,7 @@ static int dir320_console_init(void)
 
 	/* Register the serial port */
 	add_ns16550_device(DEVICE_ID_DYNAMIC, DEBUG_LL_UART_ADDR, 8,
-			IORESOURCE_MEM_8BIT, &serial_plat);
+			IORESOURCE_MEM | IORESOURCE_MEM_8BIT, &serial_plat);
 
 	return 0;
 }
diff --git a/arch/mips/boards/loongson-ls1b/serial.c b/arch/mips/boards/loongson-ls1b/serial.c
index d8e0f7c28a..7159ab7a5c 100644
--- a/arch/mips/boards/loongson-ls1b/serial.c
+++ b/arch/mips/boards/loongson-ls1b/serial.c
@@ -15,7 +15,7 @@ static int console_init(void)
 	barebox_set_hostname("ls1b");
 
 	add_ns16550_device(DEVICE_ID_DYNAMIC, KSEG1ADDR(LS1X_UART2_BASE),
-		8, IORESOURCE_MEM_8BIT, &serial_plat);
+		8, IORESOURCE_MEM | IORESOURCE_MEM_8BIT, &serial_plat);
 
 	return 0;
 }
diff --git a/arch/mips/include/asm/io.h b/arch/mips/include/asm/io.h
index 4100e1e52d..4832be6d09 100644
--- a/arch/mips/include/asm/io.h
+++ b/arch/mips/include/asm/io.h
@@ -14,6 +14,8 @@
 #include <asm/types.h>
 #include <asm/byteorder.h>
 
+#define	IO_SPACE_LIMIT	0
+
 /*****************************************************************************/
 /*
  * readX/writeX() are used to access memory mapped devices. On some
@@ -76,4 +78,6 @@ static inline void __raw_writel(u32 b, volatile void __iomem *addr)
 #define out_be16(a, v)	__raw_writew(__cpu_to_be16(v), a)
 #define out_be32(a, v)	__raw_writel(__cpu_to_be32(v), a)
 
+#include <asm-generic/io.h>
+
 #endif	/* __ASM_MIPS_IO_H */
diff --git a/arch/mips/mach-ar231x/ar231x.c b/arch/mips/mach-ar231x/ar231x.c
index ca912bf0ef..f714a11e92 100644
--- a/arch/mips/mach-ar231x/ar231x.c
+++ b/arch/mips/mach-ar231x/ar231x.c
@@ -189,7 +189,9 @@ static int ar2312_console_init(void)
 	/* Register the serial port */
 	serial_plat.clock = ar2312_sys_frequency();
 	add_ns16550_device(DEVICE_ID_DYNAMIC, KSEG1ADDR(AR2312_UART0),
-		8 << AR2312_UART_SHIFT, IORESOURCE_MEM_8BIT, &serial_plat);
+			   8 << AR2312_UART_SHIFT,
+			   IORESOURCE_MEM | IORESOURCE_MEM_8BIT,
+			   &serial_plat);
 	return 0;
 }
 console_initcall(ar2312_console_init);
diff --git a/arch/nios2/include/asm/io.h b/arch/nios2/include/asm/io.h
index 8ee48e08d3..59eea73ac2 100644
--- a/arch/nios2/include/asm/io.h
+++ b/arch/nios2/include/asm/io.h
@@ -22,6 +22,8 @@
 
 #include <asm/byteorder.h>
 
+#define	IO_SPACE_LIMIT	0
+
 #define __raw_writeb(v, a)       (*(volatile unsigned char  *)(a) = (v))
 #define __raw_writew(v, a)       (*(volatile unsigned short *)(a) = (v))
 #define __raw_writel(v, a)       (*(volatile unsigned int   *)(a) = (v))
diff --git a/arch/openrisc/boards/generic/generic.c b/arch/openrisc/boards/generic/generic.c
index 290e05c6ec..9f680073cb 100644
--- a/arch/openrisc/boards/generic/generic.c
+++ b/arch/openrisc/boards/generic/generic.c
@@ -15,7 +15,8 @@ static int openrisc_console_init(void)
 	barebox_set_hostname("or1k");
 
 	/* Register the serial port */
-	add_ns16550_device(DEVICE_ID_DYNAMIC, OPENRISC_SOPC_UART_BASE, 1024, IORESOURCE_MEM_8BIT, &serial_plat);
+	add_ns16550_device(DEVICE_ID_DYNAMIC, OPENRISC_SOPC_UART_BASE, 1024,
+			   IORESOURCE_MEM | IORESOURCE_MEM_8BIT, &serial_plat);
 
 #ifdef CONFIG_DRIVER_NET_ETHOC
 	add_generic_device("ethoc", DEVICE_ID_DYNAMIC, NULL,
diff --git a/arch/openrisc/include/asm/io.h b/arch/openrisc/include/asm/io.h
index 90abb42961..05580bd193 100644
--- a/arch/openrisc/include/asm/io.h
+++ b/arch/openrisc/include/asm/io.h
@@ -16,104 +16,9 @@
 #ifndef __ASM_OPENRISC_IO_H
 #define __ASM_OPENRISC_IO_H
 
-#include <asm/byteorder.h>
-
-/*
- * Given a physical address and a length, return a virtual address
- * that can be used to access the memory range with the caching
- * properties specified by "flags".
- */
-#define MAP_NOCACHE	(0)
-#define MAP_WRCOMBINE	(0)
-#define MAP_WRBACK	(0)
-#define MAP_WRTHROUGH	(0)
-
-static inline void *
-map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags)
-{
-	return (void *)paddr;
-}
-
-/*
- * Take down a mapping set up by map_physmem().
- */
-static inline void unmap_physmem(void *vaddr, unsigned long flags)
-{
-
-}
-
-/*
- * Change virtual addresses to physical addresses
- */
-static inline phys_addr_t virt_to_phys(void *vaddr)
-{
-	return (phys_addr_t)(vaddr);
-}
-
-
-/*
- * readX/writeX() are used to access memory mapped devices. On some
- * architectures the memory mapped IO stuff needs to be accessed
- * differently. On the openrisc architecture, we just read/write the
- * memory location directly.
- */
-#define readb(addr) (*(volatile unsigned char *) (addr))
-#define readw(addr) (*(volatile unsigned short *) (addr))
-#define readl(addr) (*(volatile unsigned int *) (addr))
-#define __raw_readb readb
-#define __raw_readw readw
-#define __raw_readl readl
-
-#define writeb(b, addr) ((*(volatile unsigned char *) (addr)) = (b))
-#define writew(b, addr) ((*(volatile unsigned short *) (addr)) = (b))
-#define writel(b, addr) ((*(volatile unsigned int *) (addr)) = (b))
-#define __raw_writeb writeb
-#define __raw_writew writew
-#define __raw_writel writel
-
-#define memset_io(a, b, c)	memset((void *)(a), (b), (c))
-#define memcpy_fromio(a, b, c)	memcpy((a), (void *)(b), (c))
-#define memcpy_toio(a, b, c)	memcpy((void *)(a), (b), (c))
+#define IO_SPACE_LIMIT		0x0
 
-#define out_be32(a, v) __raw_writel((v), (void __iomem __force *)(a))
-#define out_be16(a, v) __raw_writew((v), (a))
-
-#define in_be32(a) __raw_readl((const void __iomem __force *)(a))
-#define in_be16(a) __raw_readw(a)
-
-#define writel_be(v, a) out_be32((__force unsigned *)a, v)
-#define readl_be(a)     in_be32((__force unsigned *)a)
-
-/*
- * Again, OpenRISC does not require mem IO specific function.
- */
-
-
-#define IO_BASE			0x0
-#define IO_SPACE_LIMIT		0xffffffff
-
-#define inb(port)		readb((port + IO_BASE))
-#define outb(value, port)	writeb((value), (port + IO_BASE))
-#define inb_p(port)		inb((port))
-#define outb_p(value, port)	outb((value), (port))
-
-/*
- * Convert a physical pointer to a virtual kernel pointer for /dev/mem
- * access
- */
-#define xlate_dev_mem_ptr(p)	__va(p)
-
-/*
- * Convert a virtual cached pointer to an uncached pointer
- */
-#define xlate_dev_kmem_ptr(p)	p
-
-#define ioread8(addr)		readb(addr)
-#define ioread16(addr)		readw(addr)
-#define ioread32(addr)		readl(addr)
-
-#define iowrite8(v, addr)	writeb((v), (addr))
-#define iowrite16(v, addr)	writew((v), (addr))
-#define iowrite32(v, addr)	writel((v), (addr))
+#include <asm/byteorder.h>
+#include <asm-generic/io.h>
 
 #endif
diff --git a/arch/ppc/boards/freescale-p1022ds/p1022ds.c b/arch/ppc/boards/freescale-p1022ds/p1022ds.c
index c800064062..57e7953fb1 100644
--- a/arch/ppc/boards/freescale-p1022ds/p1022ds.c
+++ b/arch/ppc/boards/freescale-p1022ds/p1022ds.c
@@ -130,7 +130,7 @@ static int p1022ds_console_init(void)
 
 	serial_plat.clock = fsl_get_bus_freq(0);
 	add_ns16550_device(DEVICE_ID_DYNAMIC, CFG_IMMR + 0x4500, 16,
-			   IORESOURCE_MEM_8BIT, &serial_plat);
+			   IORESOURCE_MEM | IORESOURCE_MEM_8BIT, &serial_plat);
 	return 0;
 }
 
diff --git a/arch/ppc/boards/freescale-p2020rdb/p2020rdb.c b/arch/ppc/boards/freescale-p2020rdb/p2020rdb.c
index 229ae41f08..385a436459 100644
--- a/arch/ppc/boards/freescale-p2020rdb/p2020rdb.c
+++ b/arch/ppc/boards/freescale-p2020rdb/p2020rdb.c
@@ -112,7 +112,8 @@ static int p2020_console_init(void)
 
 	serial_plat.clock = fsl_get_bus_freq(0);
 
-	add_ns16550_device(DEVICE_ID_DYNAMIC, 0xffe04500, 16, IORESOURCE_MEM_8BIT,
+	add_ns16550_device(DEVICE_ID_DYNAMIC, 0xffe04500, 16,
+			   IORESOURCE_MEM | IORESOURCE_MEM_8BIT,
 			   &serial_plat);
 	return 0;
 }
diff --git a/arch/ppc/boards/geip-da923rc/da923rc.c b/arch/ppc/boards/geip-da923rc/da923rc.c
index 976aa8d54c..3d77349e0d 100644
--- a/arch/ppc/boards/geip-da923rc/da923rc.c
+++ b/arch/ppc/boards/geip-da923rc/da923rc.c
@@ -115,7 +115,8 @@ static int da923rc_console_init(void)
 		barebox_set_model("unknown");
 
 	serial_plat.clock = fsl_get_bus_freq(0);
-	add_ns16550_device(1, CFG_CCSRBAR + 0x4600, 16, IORESOURCE_MEM_8BIT,
+	add_ns16550_device(1, CFG_CCSRBAR + 0x4600, 16,
+			   IORESOURCE_MEM | IORESOURCE_MEM_8BIT,
 			   &serial_plat);
 	return 0;
 }
diff --git a/arch/ppc/include/asm/io.h b/arch/ppc/include/asm/io.h
index d3473e5c96..98bf5132cd 100644
--- a/arch/ppc/include/asm/io.h
+++ b/arch/ppc/include/asm/io.h
@@ -12,6 +12,7 @@
 #define SIO_CONFIG_RA   0x398
 #define SIO_CONFIG_RD   0x399
 
+#define _IO_BASE	0
 
 #define readb(addr) in_8((volatile u8 *)(addr))
 #define writeb(b,addr) out_8((volatile u8 *)(addr), (b))
diff --git a/arch/sandbox/include/asm/io.h b/arch/sandbox/include/asm/io.h
index 8ca164f214..35b578454e 100644
--- a/arch/sandbox/include/asm/io.h
+++ b/arch/sandbox/include/asm/io.h
@@ -2,5 +2,6 @@
 #define __ASM_SANDBOX_IO_H
 
 #include <asm-generic/io.h>
+#define	IO_SPACE_LIMIT 0
 
 #endif /* __ASM_SANDBOX_IO_H */
diff --git a/arch/x86/boards/x86_generic/Makefile b/arch/x86/boards/x86_generic/Makefile
index 248240da07..fca707dd8b 100644
--- a/arch/x86/boards/x86_generic/Makefile
+++ b/arch/x86/boards/x86_generic/Makefile
@@ -1 +1,4 @@
 obj-y += generic_pc.o
+obj-$(CONFIG_DISK_INTF_PLATFORM_IDE) += intf_platform_ide.o
+obj-$(CONFIG_DISK_BIOS) += disk_bios_drive.o
+obj-$(CONFIG_DRIVER_SERIAL_NS16550) += serial_ns16550.o
diff --git a/arch/x86/boards/x86_generic/disk_bios_drive.c b/arch/x86/boards/x86_generic/disk_bios_drive.c
new file mode 100644
index 0000000000..f33f48c3fb
--- /dev/null
+++ b/arch/x86/boards/x86_generic/disk_bios_drive.c
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2009 Juergen Beisert, Pengutronix
+ *
+ * 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.
+ *
+ *
+ */
+
+/**
+ * @file
+ * @brief Generic PC support for the BIOS disk interface
+ */
+
+#include <common.h>
+#include <driver.h>
+#include <init.h>
+#include <linux/err.h>
+#include "envsector.h"
+
+static int bios_disk_init(void)
+{
+	struct cdev *cdev;
+
+	add_generic_device("biosdrive", DEVICE_ID_DYNAMIC, NULL, 0, 0,
+			   IORESOURCE_MEM, NULL);
+
+	if (pers_env_size != PATCH_AREA_PERS_SIZE_UNUSED) {
+		cdev = devfs_add_partition("biosdisk0",
+				pers_env_storage * 512,
+				(unsigned)pers_env_size * 512,
+				DEVFS_PARTITION_FIXED, "env0");
+		printf("Partition: %ld\n", IS_ERR(cdev) ? PTR_ERR(cdev) : 0);
+	} else
+		printf("No persistent storage defined\n");
+
+	return 0;
+}
+device_initcall(bios_disk_init);
diff --git a/arch/x86/mach-i386/generic.c b/arch/x86/boards/x86_generic/envsector.h
index 69cf53c8fe..86511c8af7 100644
--- a/arch/x86/mach-i386/generic.c
+++ b/arch/x86/boards/x86_generic/envsector.h
@@ -1,6 +1,4 @@
 /*
- * Copyright (C) 2009 Juergen Beisert, Pengutronix
- *
  * 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
@@ -16,19 +14,23 @@
 
 /**
  * @file
- * @brief x86 Architecture Initialization routines
+ * @brief x86 Generic PC common definitions
  */
+#ifndef __X86_ENVSECTOR_H
+#define __ENVSECTOR_H
 
-#include <io.h>
+/*
+ * These datas are from the MBR, created by the linker and filled by the
+ * setup tool while installing barebox on the disk drive
+ */
+extern uint64_t pers_env_storage;
+extern uint16_t pers_env_size;
+extern uint8_t pers_env_drive;
 
-/** to work with the 8250 UART driver implementation we need this function */
-unsigned int x86_uart_read(unsigned long base, unsigned char reg_idx)
-{
-	return inb(base + reg_idx);
-}
+/**
+ * Persistent environment "not used" marker.
+ * Note: Must be in accordance to the value the tool "setup_mbr" writes.
+ */
+#define PATCH_AREA_PERS_SIZE_UNUSED 0x000
 
-/** to work with the 8250 UART driver implementation we need this function */
-void x86_uart_write(unsigned int val, unsigned long base, unsigned char reg_idx)
-{
-	outb(val, base + reg_idx);
-}
+#endif
diff --git a/arch/x86/boards/x86_generic/generic_pc.c b/arch/x86/boards/x86_generic/generic_pc.c
index 74a72243a3..5560efc889 100644
--- a/arch/x86/boards/x86_generic/generic_pc.c
+++ b/arch/x86/boards/x86_generic/generic_pc.c
@@ -24,67 +24,16 @@
 #include <driver.h>
 #include <init.h>
 #include <asm/syslib.h>
-#include <ns16550.h>
 #include <linux/err.h>
 
-/*
- * These datas are from the MBR, created by the linker and filled by the
- * setup tool while installing barebox on the disk drive
- */
-extern uint64_t pers_env_storage;
-extern uint16_t pers_env_size;
-extern uint8_t pers_env_drive;
-
-/**
- * Persistent environment "not used" marker.
- * Note: Must be in accordance to the value the tool "setup_mbr" writes.
- */
-#define PATCH_AREA_PERS_SIZE_UNUSED 0x000
-
 static int devices_init(void)
 {
-	struct cdev *cdev;
-
 	/* extended memory only */
 	add_mem_device("ram0", 0x0, bios_get_memsize() << 10,
 		       IORESOURCE_MEM_WRITEABLE);
-	add_generic_device("biosdrive", DEVICE_ID_DYNAMIC, NULL, 0, 0, IORESOURCE_MEM,
-			NULL);
-
-	if (pers_env_size != PATCH_AREA_PERS_SIZE_UNUSED) {
-		cdev = devfs_add_partition("biosdisk0",
-				pers_env_storage * 512,
-				(unsigned)pers_env_size * 512,
-				DEVFS_PARTITION_FIXED, "env0");
-		printf("Partition: %ld\n", IS_ERR(cdev) ? PTR_ERR(cdev) : 0);
-	} else
-		printf("No persistent storage defined\n");
-
-        return 0;
-}
-device_initcall(devices_init);
-
-#ifdef CONFIG_DRIVER_SERIAL_NS16550
-
-static struct NS16550_plat serial_plat = {
-       .clock = 1843200,
-       .reg_read = x86_uart_read,
-       .reg_write = x86_uart_write,
-};
-
-static int pc_console_init(void)
-{
-	barebox_set_model("X86 generic barebox");
-	barebox_set_hostname("x86");
-
-	/* Register the serial port */
-	add_ns16550_device(DEVICE_ID_DYNAMIC, 0x3f8, 8, 0, &serial_plat);
-
 	return 0;
 }
-console_initcall(pc_console_init);
-
-#endif
+device_initcall(devices_init);
 
 /** @page generic_pc Generic PC based bootloader
 
diff --git a/arch/x86/boards/x86_generic/intf_platform_ide.c b/arch/x86/boards/x86_generic/intf_platform_ide.c
new file mode 100644
index 0000000000..18a2620ce0
--- /dev/null
+++ b/arch/x86/boards/x86_generic/intf_platform_ide.c
@@ -0,0 +1,93 @@
+/*
+ * Copyright (C) 2014 Juergen Beisert, Pengutronix, Michel Stam,
+ * Fugro Intersite
+ *
+ * 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.
+ *
+ *
+ */
+
+/**
+ * @file
+ * @brief Generic PC support for the IDE platform driver
+ */
+
+#include <common.h>
+#include <driver.h>
+#include <init.h>
+#include <linux/err.h>
+#include <platform_ide.h>
+#include "envsector.h"
+
+static struct ide_port_info ide_plat = {
+	.ioport_shift = 0,
+	.dataif_be = 0,
+};
+
+static struct resource primary_ide_resources[] = {
+	{
+		.name = "base",
+		.start = 0x1f0,
+		.end =  0x1f7,
+		.flags = IORESOURCE_IO
+	},
+	{
+		.name = "alt",
+		.start = 0x3f6,
+		.end =  0x3f7,
+		.flags = IORESOURCE_IO
+	}
+};
+
+static struct resource secondary_ide_resources[] = {
+	{
+		.name = "base",
+		.start = 0x170,
+		.end =  0x177,
+		.flags = IORESOURCE_IO
+	},
+};
+
+static struct device_d primary_ide_device = {
+	.name = "ide_intf",
+	.id = 0,
+	.platform_data = &ide_plat,
+	.resource = primary_ide_resources,
+	.num_resources = ARRAY_SIZE(primary_ide_resources),
+};
+
+static struct device_d secondary_ide_device = {
+	.name = "ide_intf",
+	.id = 1,
+	.platform_data = &ide_plat,
+	.resource = secondary_ide_resources,
+	.num_resources = ARRAY_SIZE(secondary_ide_resources),
+};
+
+static int platform_ide_init(void)
+{
+	struct cdev *cdev;
+
+	platform_device_register(&primary_ide_device);
+	platform_device_register(&secondary_ide_device);
+
+	if (pers_env_size != PATCH_AREA_PERS_SIZE_UNUSED) {
+		cdev = devfs_add_partition("ata0",
+				pers_env_storage * 512,
+				(unsigned)pers_env_size * 512,
+				DEVFS_PARTITION_FIXED, "env0");
+		printf("Partition: %ld\n", IS_ERR(cdev) ? PTR_ERR(cdev) : 0);
+	} else
+		printf("No persistent storage defined\n");
+
+	return 0;
+}
+device_initcall(platform_ide_init);
diff --git a/arch/x86/boards/x86_generic/serial_ns16550.c b/arch/x86/boards/x86_generic/serial_ns16550.c
new file mode 100644
index 0000000000..3b284f3d3d
--- /dev/null
+++ b/arch/x86/boards/x86_generic/serial_ns16550.c
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2009 Juergen Beisert, Pengutronix, Michel Stam,
+ * Fugro Intersite
+ *
+ * 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.
+ *
+ *
+ */
+
+/**
+ * @file
+ * @brief Generic PC support to let barebox acting as a boot loader
+ */
+
+#include <common.h>
+#include <types.h>
+#include <driver.h>
+#include <init.h>
+#include <asm/syslib.h>
+#include <ns16550.h>
+#include <linux/err.h>
+
+static struct NS16550_plat serial_plat = {
+	.clock = 1843200,
+};
+
+static int pc_console_init(void)
+{
+	barebox_set_model("X86 generic barebox");
+	barebox_set_hostname("x86");
+
+	/* Register the serial port */
+	add_ns16550_device(DEVICE_ID_DYNAMIC, 0x3f8, 8, IORESOURCE_IO,
+			   &serial_plat);
+	add_ns16550_device(DEVICE_ID_DYNAMIC, 0x2f8, 8, IORESOURCE_IO,
+			   &serial_plat);
+
+	return 0;
+}
+console_initcall(pc_console_init);
diff --git a/arch/x86/include/asm/io.h b/arch/x86/include/asm/io.h
index 9cb78e41ec..f020510569 100644
--- a/arch/x86/include/asm/io.h
+++ b/arch/x86/include/asm/io.h
@@ -12,6 +12,8 @@
 
 #include <asm/byteorder.h>
 
+#define	IO_SPACE_LIMIT	0xffff
+
 static inline void outb(unsigned char value, int port)
 {
 	asm volatile("outb %b0, %w1" : : "a"(value), "Nd"(port));
diff --git a/arch/x86/include/asm/syslib.h b/arch/x86/include/asm/syslib.h
index a6c44e954e..14e373a5af 100644
--- a/arch/x86/include/asm/syslib.h
+++ b/arch/x86/include/asm/syslib.h
@@ -14,9 +14,6 @@
  *
  */
 
-extern unsigned int x86_uart_read(unsigned long, unsigned char);
-extern void x86_uart_write(unsigned int, unsigned long, unsigned char);
-
 #ifdef CONFIG_X86_BIOS_BRINGUP
 
 extern int bios_disk_rw_int13_extensions(int, int, void*) __attribute__((regparm(3)));
diff --git a/arch/x86/mach-i386/Makefile b/arch/x86/mach-i386/Makefile
index 10712e6a3b..e46aa5b5ee 100644
--- a/arch/x86/mach-i386/Makefile
+++ b/arch/x86/mach-i386/Makefile
@@ -1,4 +1,3 @@
-obj-y += generic.o
 obj-y += reset.o
 
 # reference clocksource