patch-2.2.8 linux/arch/m68k/sun3x/config.c

• Lines: 129
• Date: Tue May 11 09:57:14 1999
• Orig file: v2.2.7/linux/arch/m68k/sun3x/config.c
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.2.7/linux/arch/m68k/sun3x/config.c linux/arch/m68k/sun3x/config.c
@@ -0,0 +1,128 @@
+/*
+ * Setup kernel for a Sun3x machine
+ *
+ * (C) 1999 Thomas Bogendoerfer (tsbogend@alpha.franken.de)
+ *
+ * based on code from Oliver Jowett <oliver@jowett.manawatu.gen.nz>
+ */
+
+#include <linux/types.h>
+#include <linux/mm.h>
+#include <linux/console.h>
+#include <linux/init.h>
+
+#include <asm/system.h>
+#include <asm/machdep.h>
+#include <asm/irq.h>
+#include <asm/sun3x.h>
+
+#include "time.h"
+
+static volatile unsigned char *sun3x_intreg = (unsigned char *)SUN3X_INTREG;
+extern int serial_console;
+
+void sun3x_halt(void)
+{
+    /* Disable interrupts */
+    cli();
+
+    /* we can't drop back to PROM, so we loop here */
+    for (;;);
+}
+
+void sun3x_reboot(void)
+{
+    /* This never returns, don't bother saving things */
+    cli();
+
+    /* no idea, whether this works */
+    asm ("reset");
+}
+
+__initfunc(int sun3x_keyb_init(void))
+{
+    return 0;
+}
+
+int sun3x_kbdrate(struct kbd_repeat *r)
+{
+    return 0;
+}
+
+void sun3x_kbd_leds(unsigned int i)
+{
+
+}
+
+static void sun3x_badint (int irq, void *dev_id, struct pt_regs *fp)
+{
+    printk ("received spurious interrupt %d\n",irq);
+    num_spurious += 1;
+}
+
+void (*sun3x_default_handler[SYS_IRQS])(int, void *, struct pt_regs *) = {
+    sun3x_badint, sun3x_badint, sun3x_badint, sun3x_badint,
+    sun3x_badint, sun3x_badint, sun3x_badint, sun3x_badint
+};
+
+void sun3x_enable_irq(unsigned int irq)
+{
+    *sun3x_intreg |= (1 << irq);
+}
+
+void sun3x_disable_irq(unsigned int irq)
+{
+    *sun3x_intreg &= ~(1 << irq);
+}
+
+__initfunc(void sun3x_init_IRQ(void))
+{
+    /* disable all interrupts initially */
+    *sun3x_intreg = 1;  /* master enable only */
+}
+
+int sun3x_get_irq_list(char *buf)
+{
+    return 0;
+}
+
+/*
+ *  Setup the sun3x configuration info
+ */
+__initfunc(void config_sun3x(void))
+{
+    mach_get_irq_list	 = sun3x_get_irq_list;
+    mach_max_dma_address = 0xffffffff; /* we can DMA anywhere, whee */
+
+    mach_keyb_init       = sun3x_keyb_init;
+    mach_kbdrate         = sun3x_kbdrate;
+    mach_kbd_leds        = sun3x_kbd_leds;
+
+    mach_sched_init      = sun3x_sched_init;
+    mach_init_IRQ        = sun3x_init_IRQ;
+    enable_irq           = sun3x_enable_irq;
+    disable_irq          = sun3x_disable_irq;
+    mach_request_irq     = sys_request_irq;
+    mach_free_irq        = sys_free_irq;
+    mach_default_handler = &sun3x_default_handler;
+    mach_gettimeoffset   = sun3x_gettimeoffset;
+    mach_reset           = sun3x_reboot;
+
+    mach_gettod          = sun3x_gettod;
+    
+    switch (*(unsigned char *)SUN3X_EEPROM_CONS) {
+	case 0x10:
+	    serial_console = 1;
+	    conswitchp = NULL;
+	    break;
+	case 0x11:
+	    serial_console = 2;
+	    conswitchp = NULL;
+	    break;
+	default:
+	    serial_console = 0;
+	    conswitchp = &dummy_con;
+	    break;
+    }
+
+}