/* * Parse the EFI PCDP table to locate the console device. * * (c) Copyright 2002, 2003, 2004 Hewlett-Packard Development Company, L.P. * Khalid Aziz * Alex Williamson * Bjorn Helgaas * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #include #include #include #include #ifdef XEN #include #endif #include "pcdp.h" static int __init setup_serial_console(struct pcdp_uart *uart) { #ifdef XEN extern struct ns16550_defaults ns16550_com1; ns16550_com1.baud = uart->baud; ns16550_com1.io_base = uart->addr.address; if (uart->bits) ns16550_com1.data_bits = uart->bits; return 0; #else #ifdef CONFIG_SERIAL_8250_CONSOLE int mmio; static char options[64]; mmio = (uart->addr.address_space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY); snprintf(options, sizeof(options), "console=uart,%s,0x%lx,%lun%d", mmio ? "mmio" : "io", uart->addr.address, uart->baud, uart->bits ? uart->bits : 8); return early_serial_console_init(options); #else return -ENODEV; #endif #endif } #ifndef XEN static int __init setup_vga_console(struct pcdp_vga *vga) { #if defined(CONFIG_VT) && defined(CONFIG_VGA_CONSOLE) if (efi_mem_type(0xA0000) == EFI_CONVENTIONAL_MEMORY) { printk(KERN_ERR "PCDP: VGA selected, but frame buffer is not MMIO!\n"); return -ENODEV; } conswitchp = &vga_con; printk(KERN_INFO "PCDP: VGA console\n"); return 0; #else return -ENODEV; #endif } #endif int __init efi_setup_pcdp_console(char *cmdline) { struct pcdp *pcdp; struct pcdp_uart *uart; struct pcdp_device *dev, *end; int i, serial = 0; pcdp = efi.hcdp; if (!pcdp) return -ENODEV; #ifndef XEN printk(KERN_INFO "PCDP: v%d at 0x%lx\n", pcdp->rev, __pa(pcdp)); #endif if (strstr(cmdline, "console=hcdp")) { if (pcdp->rev < 3) serial = 1; } else if (strstr(cmdline, "console=")) { #ifndef XEN printk(KERN_INFO "Explicit \"console=\"; ignoring PCDP\n"); #endif return -ENODEV; } if (pcdp->rev < 3 && efi_uart_console_only()) serial = 1; for (i = 0, uart = pcdp->uart; i < pcdp->num_uarts; i++, uart++) { if (uart->flags & PCDP_UART_PRIMARY_CONSOLE || serial) { if (uart->type == PCDP_CONSOLE_UART) { return setup_serial_console(uart); } } } #ifndef XEN end = (struct pcdp_device *) ((u8 *) pcdp + pcdp->length); for (dev = (struct pcdp_device *) (pcdp->uart + pcdp->num_uarts); dev < end; dev = (struct pcdp_device *) ((u8 *) dev + dev->length)) { if (dev->flags & PCDP_PRIMARY_CONSOLE) { if (dev->type == PCDP_CONSOLE_VGA) { return setup_vga_console((struct pcdp_vga *) dev); } } } #endif return -ENODEV; } >
path: root/package/button-hotplug/Makefile
blob: 68f42210e12c650bb93b7c5c794b872a033de4a4 (plain) 
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#
# Copyright (C) 2008-2010 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#

include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/kernel.mk

PKG_NAME:=button-hotplug
PKG_RELEASE:=3

include $(INCLUDE_DIR)/package.mk

define KernelPackage/button-hotplug
  SUBMENU:=Other modules
  TITLE:=Button Hotplug driver
  FILES:=$(PKG_BUILD_DIR)/button-hotplug.ko
  KCONFIG:=
endef

define KernelPackage/button-hotplug/description
  Kernel module to generate button hotplug events
endef

EXTRA_KCONFIG:= \
	CONFIG_BUTTON_HOTPLUG=m

EXTRA_CFLAGS:= \
	$(patsubst CONFIG_%, -DCONFIG_%=1, $(patsubst %=m,%,$(filter %=m,$(EXTRA_KCONFIG)))) \
	$(patsubst CONFIG_%, -DCONFIG_%=1, $(patsubst %=y,%,$(filter %=y,$(EXTRA_KCONFIG)))) \

MAKE_OPTS:= \
	ARCH="$(LINUX_KARCH)" \
	CROSS_COMPILE="$(TARGET_CROSS)" \
	SUBDIRS="$(PKG_BUILD_DIR)" \
	EXTRA_CFLAGS="$(EXTRA_CFLAGS)" \
	$(EXTRA_KCONFIG)

define Build/Prepare
	mkdir -p $(PKG_BUILD_DIR)
	$(CP) ./src/* $(PKG_BUILD_DIR)/
endef

define Build/Compile
	$(MAKE) -C "$(LINUX_DIR)" \
		$(MAKE_OPTS) \
		modules
endef

$(eval $(call KernelPackage,button-hotplug))
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