diff options
Diffstat (limited to 'arch/mips/qemu')
-rw-r--r-- | arch/mips/qemu/Makefile | 10 | ||||
-rw-r--r-- | arch/mips/qemu/q-console.c | 26 | ||||
-rw-r--r-- | arch/mips/qemu/q-firmware.c | 24 | ||||
-rw-r--r-- | arch/mips/qemu/q-irq.c | 37 | ||||
-rw-r--r-- | arch/mips/qemu/q-mem.c | 5 | ||||
-rw-r--r-- | arch/mips/qemu/q-reset.c | 33 | ||||
-rw-r--r-- | arch/mips/qemu/q-setup.c | 37 | ||||
-rw-r--r-- | arch/mips/qemu/q-smp.c | 67 |
8 files changed, 0 insertions, 239 deletions
diff --git a/arch/mips/qemu/Makefile b/arch/mips/qemu/Makefile deleted file mode 100644 index 2ba4ef34b4a..00000000000 --- a/arch/mips/qemu/Makefile +++ /dev/null @@ -1,10 +0,0 @@ -# -# Makefile for Qemu specific kernel interface routines under Linux. -# - -obj-y = q-firmware.o q-irq.o q-mem.o q-setup.o q-reset.o - -obj-$(CONFIG_EARLY_PRINTK) += q-console.o -obj-$(CONFIG_SMP) += q-smp.o - -EXTRA_CFLAGS += -Werror diff --git a/arch/mips/qemu/q-console.c b/arch/mips/qemu/q-console.c deleted file mode 100644 index 81101ae5017..00000000000 --- a/arch/mips/qemu/q-console.c +++ /dev/null @@ -1,26 +0,0 @@ -#include <linux/console.h> -#include <linux/init.h> -#include <linux/serial_reg.h> -#include <asm/io.h> - -#define PORT(offset) (0x3f8 + (offset)) - -static inline unsigned int serial_in(int offset) -{ - return inb(PORT(offset)); -} - -static inline void serial_out(int offset, int value) -{ - outb(value, PORT(offset)); -} - -int prom_putchar(char c) -{ - while ((serial_in(UART_LSR) & UART_LSR_THRE) == 0) - ; - - serial_out(UART_TX, c); - - return 1; -} diff --git a/arch/mips/qemu/q-firmware.c b/arch/mips/qemu/q-firmware.c deleted file mode 100644 index 3ed43f416cd..00000000000 --- a/arch/mips/qemu/q-firmware.c +++ /dev/null @@ -1,24 +0,0 @@ -#include <linux/init.h> -#include <linux/string.h> -#include <asm/addrspace.h> -#include <asm/bootinfo.h> -#include <asm/io.h> - -#define QEMU_PORT_BASE 0xb4000000 - -void __init prom_init(void) -{ - int *cmdline; - - cmdline = (int *) (CKSEG0 + (0x10 << 20) - 260); - if (*cmdline == 0x12345678) { - if (*(char *)(cmdline + 1)) - strcpy(arcs_cmdline, (char *)(cmdline + 1)); - add_memory_region(0x0<<20, cmdline[-1], BOOT_MEM_RAM); - } else { - add_memory_region(0x0<<20, 0x10<<20, BOOT_MEM_RAM); - } - - - set_io_port_base(QEMU_PORT_BASE); -} diff --git a/arch/mips/qemu/q-irq.c b/arch/mips/qemu/q-irq.c deleted file mode 100644 index 7df36dbe65c..00000000000 --- a/arch/mips/qemu/q-irq.c +++ /dev/null @@ -1,37 +0,0 @@ -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/linkage.h> - -#include <asm/i8259.h> -#include <asm/irq_cpu.h> -#include <asm/mipsregs.h> -#include <asm/qemu.h> -#include <asm/system.h> -#include <asm/time.h> - -asmlinkage void plat_irq_dispatch(void) -{ - unsigned int pending = read_c0_status() & read_c0_cause(); - - if (pending & 0x8000) { - do_IRQ(Q_COUNT_COMPARE_IRQ); - return; - } - if (pending & 0x0400) { - int irq = i8259_irq(); - - if (likely(irq >= 0)) - do_IRQ(irq); - - return; - } -} - -void __init arch_init_irq(void) -{ - mips_hpt_frequency = QEMU_C0_COUNTER_CLOCK; /* 100MHz */ - - mips_cpu_irq_init(); - init_i8259_irqs(); - set_c0_status(0x400); -} diff --git a/arch/mips/qemu/q-mem.c b/arch/mips/qemu/q-mem.c deleted file mode 100644 index dae39b59de1..00000000000 --- a/arch/mips/qemu/q-mem.c +++ /dev/null @@ -1,5 +0,0 @@ -#include <linux/init.h> - -void __init prom_free_prom_memory(void) -{ -} diff --git a/arch/mips/qemu/q-reset.c b/arch/mips/qemu/q-reset.c deleted file mode 100644 index dbbe44ad7e8..00000000000 --- a/arch/mips/qemu/q-reset.c +++ /dev/null @@ -1,33 +0,0 @@ - -#include <asm/io.h> -#include <asm/reboot.h> -#include <asm/cacheflush.h> -#include <asm/qemu.h> - -static void qemu_machine_restart(char *command) -{ - volatile unsigned int *reg = (unsigned int *)QEMU_RESTART_REG; - - set_c0_status(ST0_BEV | ST0_ERL); - change_c0_config(CONF_CM_CMASK, CONF_CM_UNCACHED); - flush_cache_all(); - write_c0_wired(0); - *reg = 42; - while (1) - cpu_wait(); -} - -static void qemu_machine_halt(void) -{ - volatile unsigned int *reg = (unsigned int *)QEMU_HALT_REG; - - *reg = 42; - while (1) - cpu_wait(); -} - -void qemu_reboot_setup(void) -{ - _machine_restart = qemu_machine_restart; - _machine_halt = qemu_machine_halt; -} diff --git a/arch/mips/qemu/q-setup.c b/arch/mips/qemu/q-setup.c deleted file mode 100644 index 9f0c2d3c67e..00000000000 --- a/arch/mips/qemu/q-setup.c +++ /dev/null @@ -1,37 +0,0 @@ -#include <linux/init.h> -#include <linux/platform_device.h> - -#include <asm/i8253.h> -#include <asm/io.h> -#include <asm/time.h> - -extern void qemu_reboot_setup(void); - -const char *get_system_type(void) -{ - return "Qemu"; -} - -void __init plat_time_init(void) -{ - setup_pit_timer(); -} - -void __init plat_mem_setup(void) -{ - qemu_reboot_setup(); -} - -static struct platform_device pcspeaker_pdev = { - .name = "pcspkr", - .id = -1, -}; - -static int __init qemu_platform_devinit(void) -{ - platform_device_register(&pcspeaker_pdev); - - return 0; -} - -device_initcall(qemu_platform_devinit); diff --git a/arch/mips/qemu/q-smp.c b/arch/mips/qemu/q-smp.c deleted file mode 100644 index ead6c30eeb1..00000000000 --- a/arch/mips/qemu/q-smp.c +++ /dev/null @@ -1,67 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2006, 07 by Ralf Baechle (ralf@linux-mips.org) - * - * Symmetric Uniprocessor (TM) Support - */ -#include <linux/kernel.h> -#include <linux/sched.h> - -/* - * Send inter-processor interrupt - */ -void up_send_ipi_single(int cpu, unsigned int action) -{ - panic(KERN_ERR "%s called", __func__); -} - -static inline void up_send_ipi_mask(cpumask_t mask, unsigned int action) -{ - panic(KERN_ERR "%s called", __func__); -} - -/* - * After we've done initial boot, this function is called to allow the - * board code to clean up state, if needed - */ -void __cpuinit up_init_secondary(void) -{ -} - -void __cpuinit up_smp_finish(void) -{ -} - -/* Hook for after all CPUs are online */ -void up_cpus_done(void) -{ -} - -/* - * Firmware CPU startup hook - */ -void __cpuinit up_boot_secondary(int cpu, struct task_struct *idle) -{ -} - -void __init up_smp_setup(void) -{ -} - -void __init up_prepare_cpus(unsigned int max_cpus) -{ -} - -struct plat_smp_ops up_smp_ops = { - .send_ipi_single = up_send_ipi_single, - .send_ipi_mask = up_send_ipi_mask, - .init_secondary = up_init_secondary, - .smp_finish = up_smp_finish, - .cpus_done = up_cpus_done, - .boot_secondary = up_boot_secondary, - .smp_setup = up_smp_setup, - .prepare_cpus = up_prepare_cpus, -}; |