1 files changed, 127 insertions, 0 deletions
diff --git a/arch/mips/orion/setup.c b/arch/mips/orion/setup.c
new file mode 100644
index 000000000..8d4cc54f0
--- /dev/null
+++ b/arch/mips/orion/setup.c
@@ -0,0 +1,127 @@
+/*
+ * Catch-all for Orion-specific code that doesn't fit easily elsewhere.
+ *   -- Cort
+ */
+#include <linux/config.h>
+#include <linux/errno.h>
+#include <linux/hdreg.h>
+#include <linux/init.h>
+#include <linux/ioport.h>
+#include <linux/sched.h>
+#include <linux/kernel.h>
+#include <linux/mm.h>
+#include <linux/stddef.h>
+#include <linux/string.h>
+#include <linux/unistd.h>
+#include <linux/ptrace.h>
+#include <linux/malloc.h>
+#include <linux/user.h>
+#include <linux/utsname.h>
+#include <linux/a.out.h>
+#include <linux/tty.h>
+#include <linux/interrupt.h>
+#ifdef CONFIG_BLK_DEV_RAM
+#include <linux/blk.h>
+#endif
+#include <linux/ide.h>
+#ifdef CONFIG_RTC
+#include <linux/timex.h>
+#endif
+
+#include <asm/asm.h>
+#include <asm/bootinfo.h>
+#include <asm/cachectl.h>
+#include <asm/io.h>
+#include <asm/stackframe.h>
+#include <asm/system.h>
+#include <asm/cpu.h>
+#include <linux/sched.h>
+#include <linux/bootmem.h>
+#include <asm/addrspace.h>
+#include <asm/bootinfo.h>
+#include <asm/mc146818rtc.h>
+#include <asm/orion.h>
+
+char arcs_cmdline[CL_SIZE] = { "console=ttyS0,19200" };
+extern int _end;
+
+static unsigned char orion_rtc_read_data(unsigned long addr)
+{
+	return 0;
+}
+
+static void orion_rtc_write_data(unsigned char data, unsigned long addr)
+{
+}
+
+static int orion_rtc_bcd_mode(void)
+{
+	return 0;
+}
+
+struct rtc_ops orion_rtc_ops = {
+	&orion_rtc_read_data,
+	&orion_rtc_write_data,
+	&orion_rtc_bcd_mode
+};
+
+extern void InitCIB(void);
+extern void InitQpic(void);
+extern void InitCupid(void);
+
+void __init orion_setup(void)
+{
+	extern void (*board_time_init)(struct irqaction *irq);
+	void orion_time_init(struct irqaction *);
+	
+	rtc_ops = &orion_rtc_ops;
+	board_time_init = orion_time_init;
+	mips_io_port_base = GT64120_BASE;
+
+	InitCIB();
+	InitQpic();
+	InitCupid();
+}
+
+#define PFN_UP(x)	(((x) + PAGE_SIZE-1) >> PAGE_SHIFT)
+#define PFN_ALIGN(x)	(((unsigned long)(x) + (PAGE_SIZE - 1)) & PAGE_MASK)
+
+unsigned long mem_size;
+int __init prom_init(int a, char **b, char **c, int *d)
+{
+	unsigned long free_start, free_end, start_pfn, bootmap_size;
+	extern unsigned long orion_initrd_start[], orion_initrd_size;
+
+	mips_machgroup = MACH_GROUP_ORION;
+	/* 64 MB non-upgradable */
+	mem_size = 64 << 20;
+	
+	free_start = PHYSADDR(PFN_ALIGN(&_end));
+	free_end = mem_size;
+	start_pfn = PFN_UP((unsigned long)&_end);
+	
+	/* Register all the contiguous memory with the bootmem allocator
+	   and free it.  Be careful about the bootmem freemap.  */
+	bootmap_size = init_bootmem(start_pfn, mem_size >> PAGE_SHIFT);
+	
+	/* Free the entire available memory after the _end symbol.  */
+	free_start += bootmap_size;
+	free_bootmem(free_start, free_end-free_start);
+
+	initrd_start = (ulong)orion_initrd_start;
+	initrd_end = (ulong)orion_initrd_start + (ulong)orion_initrd_size;
+	initrd_below_start_ok = 1;
+
+	return 0;
+}
+
+void prom_free_prom_memory (void)
+{
+}
+
+int page_is_ram(unsigned long pagenr)
+{
+	if ( pagenr < (mem_size >> PAGE_SHIFT) )
+		return 1;
+	return 0;
+}